Add workaround for production build

1 files changed, 2 insertions, 2 deletions

diff --git a/static/js/build.js b/static/js/build.js
index 1a58eec..e6ae630 100644
--- a/static/js/build.js
+++ b/static/js/build.js
@@ -1,7 +1,7 @@
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c=t.readVarint();r=7&c,i=c>>3}if(i--,1===r||2===r)n+=t.readSVarint(),o+=t.readSVarint(),n<a&&(a=n),n>s&&(s=n),o<l&&(l=o),o>u&&(u=o);else if(7!==r)throw new Error("unknown command "+r)}return[a,l,s,u]},i.prototype.toGeoJSON=function(t,e,r){function n(t){for(var e=0;e<t.length;e++){var r=t[e],i=180-360*(r.y+c)/l;t[e]=[360*(r.x+u)/l-180,360/Math.PI*Math.atan(Math.exp(i*Math.PI/180))-90]}}var o,s,l=this.extent*Math.pow(2,r),u=this.extent*t,c=this.extent*e,p=this.loadGeometry(),h=i.types[this.type];switch(this.type){case 1:var f=[];for(o=0;o<p.length;o++)f[o]=p[o][0];p=f,n(p);break;case 2:for(o=0;o<p.length;o++)n(p[o]);break;case 3:for(p=a(p),o=0;o<p.length;o++)for(s=0;s<p[o].length;s++)n(p[o][s])}1===p.length?p=p[0]:h="Multi"+h;var d={type:"Feature",geometry:{type:h,coordinates:p},properties:this.properties};return"id"in this&&(d.id=this.id),d}},{"@mapbox/point-geometry":2}],9:[function(t,e,r){"use strict";function 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i,s,l,c,p=e.geometry,h=p.type,f=p.coordinates,d=e.properties,m=e.id;if("Point"===h)t.push(u(d,1,[a(f)],m));else if("MultiPoint"===h)t.push(u(d,1,o(f),m));else if("LineString"===h)t.push(u(d,2,[o(f,r)],m));else if("MultiLineString"===h||"Polygon"===h){for(l=[],i=0;i<f.length;i++)c=o(f[i],r),"Polygon"===h&&(c.outer=0===i),l.push(c);t.push(u(d,"Polygon"===h?3:2,l,m))}else if("MultiPolygon"===h){for(l=[],i=0;i<f.length;i++)for(s=0;s<f[i].length;s++)c=o(f[i][s],r),c.outer=0===s,l.push(c);t.push(u(d,3,l,m))}else{if("GeometryCollection"!==h)throw new Error("Input data is not a valid GeoJSON object.");for(i=0;i<p.geometries.length;i++)n(t,{geometry:p.geometries[i],properties:d},r)}}}function o(t,e){for(var r=[],i=0;i<t.length;i++)r.push(a(t[i]));return e&&(l(r,e),s(r)),r}function a(t){var e=Math.sin(t[1]*Math.PI/180),r=t[0]/360+.5,i=.5-.25*Math.log((1+e)/(1-e))/Math.PI;return i=i<0?0:i>1?1:i,[r,i,0]}function s(t){for(var e,r,i=0,n=0,o=0;o<t.length-1;o++)e=r||t[o],r=t[o+1],i+=e[0]*r[1]-r[0]*e[1],n+=Math.abs(r[0]-e[0])+Math.abs(r[1]-e[1]);t.area=Math.abs(i/2),t.dist=n}e.exports=i;var l=t("./simplify"),u=t("./feature")},{"./feature":16,"./simplify":18}],16:[function(t,e,r){"use strict";function i(t,e,r,i){var o={id:i||null,type:e,geometry:r,tags:t||null,min:[1/0,1/0],max:[-1/0,-1/0]};return n(o),o}function n(t){var e=t.geometry,r=t.min,i=t.max;if(1===t.type)o(r,i,e);else for(var n=0;n<e.length;n++)o(r,i,e[n]);return t}function o(t,e,r){for(var i,n=0;n<r.length;n++)i=r[n],t[0]=Math.min(i[0],t[0]),e[0]=Math.max(i[0],e[0]),t[1]=Math.min(i[1],t[1]),e[1]=Math.max(i[1],e[1])}e.exports=i},{}],17:[function(t,e,r){"use strict";function i(t,e){return new n(t,e)}function n(t,e){e=this.options=l(Object.create(this.options),e);var r=e.debug;r&&console.time("preprocess data");var i=1<<e.maxZoom,n=c(t,e.tolerance/(i*e.extent));this.tiles={},this.tileCoords=[],r&&(console.timeEnd("preprocess data"),console.log("index: 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c=t("./convert"),p=t("./transform"),h=t("./clip"),f=t("./wrap"),d=t("./tile");n.prototype.options={maxZoom:14,indexMaxZoom:5,indexMaxPoints:1e5,solidChildren:!1,tolerance:3,extent:4096,buffer:64,debug:0},n.prototype.splitTile=function(t,e,r,i,n,l,c){for(var p=[t,e,r,i],f=this.options,m=f.debug,v=null;p.length;){i=p.pop(),r=p.pop(),e=p.pop(),t=p.pop();var y=1<<e,g=o(e,r,i),_=this.tiles[g],x=e===f.maxZoom?0:f.tolerance/(y*f.extent);if(!_&&(m>1&&console.time("creation"),_=this.tiles[g]=d(t,y,r,i,x,e===f.maxZoom),this.tileCoords.push({z:e,x:r,y:i}),m)){m>1&&(console.log("tile z%d-%d-%d (features: %d, points: %d, simplified: %d)",e,r,i,_.numFeatures,_.numPoints,_.numSimplified),console.timeEnd("creation"));var b="z"+e;this.stats[b]=(this.stats[b]||0)+1,this.total++}if(_.source=t,n){if(e===f.maxZoom||e===n)continue;var w=1<<n-e;if(r!==Math.floor(l/w)||i!==Math.floor(c/w))continue}else 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s={features:[],numPoints:0,numSimplified:0,numFeatures:0,source:null,x:r,y:i,z2:e,transformed:!1,min:[2,1],max:[-1,0]},l=0;l<t.length;l++){s.numFeatures++,n(s,t[l],o,a);var u=t[l].min,c=t[l].max;u[0]<s.min[0]&&(s.min[0]=u[0]),u[1]<s.min[1]&&(s.min[1]=u[1]),c[0]>s.max[0]&&(s.max[0]=c[0]),c[1]>s.max[1]&&(s.max[1]=c[1])}return s}function n(t,e,r,i){var n,a,s,l,u=e.geometry,c=e.type,p=[],h=r*r;if(1===c)for(n=0;n<u.length;n++)p.push(u[n]),t.numPoints++,t.numSimplified++;else for(n=0;n<u.length;n++)if(s=u[n],i||!(2===c&&s.dist<r||3===c&&s.area<h)){var f=[];for(a=0;a<s.length;a++)l=s[a],(i||l[2]>h)&&(f.push(l),t.numSimplified++),t.numPoints++;3===c&&o(f,s.outer),p.push(f)}else t.numPoints+=s.length;if(p.length){var d={geometry:p,type:c,tags:e.tags||null};null!==e.id&&(d.id=e.id),t.features.push(d)}}function o(t,e){a(t)<0===e&&t.reverse()}function a(t){for(var e,r,i=0,n=0,o=t.length,a=o-1;n<o;a=n++)e=t[n],r=t[a],i+=(r[0]-e[0])*(e[1]+r[1]);return i}e.exports=i},{}],20:[function(t,e,r){"use 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a=t("./clip"),s=t("./feature");e.exports=i},{"./clip":14,"./feature":16}],22:[function(t,e,r){"use strict";function i(t,e,r){var i=this.cells=[];if(t instanceof ArrayBuffer){this.arrayBuffer=t;var o=new Int32Array(this.arrayBuffer);t=o[0],e=o[1],r=o[2],this.d=e+2*r;for(var a=0;a<this.d*this.d;a++){var s=o[n+a],l=o[n+a+1];i.push(s===l?null:o.subarray(s,l))}var u=o[n+i.length],c=o[n+i.length+1];this.keys=o.subarray(u,c),this.bboxes=o.subarray(c),this.insert=this._insertReadonly}else{this.d=e+2*r;for(var p=0;p<this.d*this.d;p++)i.push([]);this.keys=[],this.bboxes=[]}this.n=e,this.extent=t,this.padding=r,this.scale=e/t,this.uid=0;var h=r/e*t;this.min=-h,this.max=t+h}e.exports=i;var n=3;i.prototype.insert=function(t,e,r,i,n){this._forEachCell(e,r,i,n,this._insertCell,this.uid++),this.keys.push(t),this.bboxes.push(e),this.bboxes.push(r),this.bboxes.push(i),this.bboxes.push(n)},i.prototype._insertReadonly=function(){throw"Cannot insert into a GridIndex created from an ArrayBuffer."},i.prototype._insertCell=function(t,e,r,i,n,o){this.cells[n].push(o)},i.prototype.query=function(t,e,r,i){var n=this.min,o=this.max;if(t<=n&&e<=n&&o<=r&&o<=i)return Array.prototype.slice.call(this.keys);var a=[],s={};return this._forEachCell(t,e,r,i,this._queryCell,a,s),a},i.prototype._queryCell=function(t,e,r,i,n,o,a){var s=this.cells[n];if(null!==s)for(var l=this.keys,u=this.bboxes,c=0;c<s.length;c++){var p=s[c];if(void 0===a[p]){var h=4*p;t<=u[h+2]&&e<=u[h+3]&&r>=u[h+0]&&i>=u[h+1]?(a[p]=!0,o.push(l[p])):a[p]=!1}}},i.prototype._forEachCell=function(t,e,r,i,n,o,a){for(var s=this._convertToCellCoord(t),l=this._convertToCellCoord(e),u=this._convertToCellCoord(r),c=this._convertToCellCoord(i),p=s;p<=u;p++)for(var h=l;h<=c;h++){var f=this.d*h+p;if(n.call(this,t,e,r,i,f,o,a))return}},i.prototype._convertToCellCoord=function(t){return Math.max(0,Math.min(this.d-1,Math.floor(t*this.scale)+this.padding))},i.prototype.toArrayBuffer=function(){if(this.arrayBuffer)return this.arrayBuffer;for(var t=this.cells,e=n+this.cells.length+1+1,r=0,i=0;i<this.cells.length;i++)r+=this.cells[i].length;var o=new Int32Array(e+r+this.keys.length+this.bboxes.length);o[0]=this.extent,o[1]=this.n,o[2]=this.padding;for(var a=e,s=0;s<t.length;s++){var l=t[s];o[n+s]=a,o.set(l,a),a+=l.length}return o[n+t.length]=a,o.set(this.keys,a),a+=this.keys.length,o[n+t.length+1]=a,o.set(this.bboxes,a),a+=this.bboxes.length,o.buffer}},{}],23:[function(t,e,r){r.read=function(t,e,r,i,n){var o,a,s=8*n-i-1,l=(1<<s)-1,u=l>>1,c=-7,p=r?n-1:0,h=r?-1:1,f=t[e+p];for(p+=h,o=f&(1<<-c)-1,f>>=-c,c+=s;c>0;o=256*o+t[e+p],p+=h,c-=8);for(a=o&(1<<-c)-1,o>>=-c,c+=i;c>0;a=256*a+t[e+p],p+=h,c-=8);if(0===o)o=1-u;else{if(o===l)return a?NaN:1/0*(f?-1:1);a+=Math.pow(2,i),o-=u}return(f?-1:1)*a*Math.pow(2,o-i)},r.write=function(t,e,r,i,n,o){var a,s,l,u=8*o-n-1,c=(1<<u)-1,p=c>>1,h=23===n?Math.pow(2,-24)-Math.pow(2,-77):0,f=i?0:o-1,d=i?1:-1,m=e<0||0===e&&1/e<0?1:0;for(e=Math.abs(e),isNaN(e)||e===1/0?(s=isNaN(e)?1:0,a=c):(a=Math.floor(Math.log(e)/Math.LN2),e*(l=Math.pow(2,-a))<1&&(a--,l*=2),e+=a+p>=1?h/l:h*Math.pow(2,1-p),e*l>=2&&(a++,l/=2),a+p>=c?(s=0,a=c):a+p>=1?(s=(e*l-1)*Math.pow(2,n),a+=p):(s=e*Math.pow(2,p-1)*Math.pow(2,n),a=0));n>=8;t[r+f]=255&s,f+=d,s/=256,n-=8);for(a=a<<n|s,u+=n;u>0;t[r+f]=255&a,f+=d,a/=256,u-=8);t[r+f-d]|=128*m}},{}],24:[function(t,e,r){"use strict";function i(t,e,r,i,o){return new n(t,e,r,i,o)}function n(t,e,r,i,n){e=e||o,r=r||a,n=n||Array,this.nodeSize=i||64,this.points=t,this.ids=new n(t.length),this.coords=new n(2*t.length);for(var l=0;l<t.length;l++)this.ids[l]=l,this.coords[2*l]=e(t[l]),this.coords[2*l+1]=r(t[l]);s(this.ids,this.coords,this.nodeSize,0,this.ids.length-1,0)}function o(t){return t[0]}function a(t){return t[1]}var 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F=z.x*A.y-z.y*A.x>0,j=-Math.sqrt(M*M-1);if(F?(_=0,g=j):(g=0,_=j),w||a.addCurrentVertex(v,a.distance,z,g,_,!1,f),"fakeround"===D){for(var V=Math.floor(8*(.5-(k-.5))),N=void 0,U=0;U<V;U++)N=A.mult((U+1)/(V+1))._add(z)._unit(),a.addPieSliceVertex(v,a.distance,N,F,f);a.addPieSliceVertex(v,a.distance,E,F,f);for(var $=V-1;$>=0;$--)N=z.mult(($+1)/(V+1))._add(A)._unit(),a.addPieSliceVertex(v,a.distance,N,F,f)}S&&a.addCurrentVertex(v,a.distance,A,-g,-_,!1,f)}else"butt"===D?(w||a.addCurrentVertex(v,a.distance,z,0,0,!1,f),S&&a.addCurrentVertex(v,a.distance,A,0,0,!1,f)):"square"===D?(w||(a.addCurrentVertex(v,a.distance,z,1,1,!1,f),a.e1=a.e2=-1),S&&a.addCurrentVertex(v,a.distance,A,-1,-1,!1,f)):"round"===D&&(w||(a.addCurrentVertex(v,a.distance,z,0,0,!1,f),a.addCurrentVertex(v,a.distance,z,1,1,!0,f),a.e1=a.e2=-1),S&&(a.addCurrentVertex(v,a.distance,A,-1,-1,!0,f),a.addCurrentVertex(v,a.distance,A,0,0,!1,f)));if(L&&C<u-1){var q=v.dist(S);if(q>2*p){var Z=v.add(S.sub(v)._mult(p/q)._round());a.distance+=Z.dist(v),a.addCurrentVertex(Z,a.distance,A.mult(1),0,0,!1,f),v=Z}}w=!1}this.programConfigurations.populatePaintArrays(this.layoutVertexArray.length,s)}},w.prototype.addCurrentVertex=function(t,e,r,n,o,a,s){var l,u=this.layoutVertexArray,c=this.indexArray;l=r.clone(),n&&l._sub(r.perp()._mult(n)),i(u,t,l,a,!1,n,e),this.e3=s.vertexLength++,this.e1>=0&&this.e2>=0&&(c.emplaceBack(this.e1,this.e2,this.e3),s.primitiveLength++),this.e1=this.e2,this.e2=this.e3,l=r.mult(-1),o&&l._sub(r.perp()._mult(o)),i(u,t,l,a,!0,-o,e),this.e3=s.vertexLength++,this.e1>=0&&this.e2>=0&&(c.emplaceBack(this.e1,this.e2,this.e3),s.primitiveLength++),this.e1=this.e2,this.e2=this.e3,e>_/2&&(this.distance=0,this.addCurrentVertex(t,this.distance,r,n,o,a,s))},w.prototype.addPieSliceVertex=function(t,e,r,n,o){r=r.mult(n?-1:1);var a=this.layoutVertexArray,s=this.indexArray;i(a,t,r,!1,n,0,e),this.e3=o.vertexLength++,this.e1>=0&&this.e2>=0&&(s.emplaceBack(this.e1,this.e2,this.e3),o.primitiveLength++),n?this.e2=this.e3:this.e1=this.e3},w.programInterface=x,e.exports=w},{"../../gl/index_buffer":61,"../../gl/vertex_buffer":62,"../extent":48,"../index_array_type":50,"../load_geometry":51,"../program_configuration":53,"../segment":55,"../vertex_array_type":56,"@mapbox/vector-tile":6}],47:[function(t,e,r){"use strict";function i(t,e,r,i,n,o,a,s){t.emplaceBack(e,r,Math.round(64*i),Math.round(64*n),o,a,s?s[0]:void 0,s?s[1]:void 0)}function n(t,e,r,i){var n=2*Math.PI,o=b((r+n)%n/n*255,10*i);t.emplaceBack(e.x,e.y,o),t.emplaceBack(e.x,e.y,o),t.emplaceBack(e.x,e.y,o),t.emplaceBack(e.x,e.y,o)}function o(t,e,r,i,n,o){return t.emplaceBack(e.x,e.y,r.x,r.y,Math.round(i.x),Math.round(i.y),10*n,10*o)}function a(t,e,r){var i={};if(i.isFeatureConstant=e.isLayoutValueFeatureConstant(r),i.isZoomConstant=e.isLayoutValueZoomConstant(r),i.isFeatureConstant&&(i.layoutSize=e.getLayoutValue(r,{zoom:t+1})),!i.isZoomConstant){for(var n=e.getLayoutValueStopZoomLevels(r),o=0;o<n.length&&n[o]<=t;)o++;o=Math.max(0,o-1);for(var a=o;a<n.length&&n[a]<t+1;)a++;a=Math.min(n.length-1,a),i.coveringZoomRange=[n[o],n[a]],e.isLayoutValueFeatureConstant(r)&&(i.coveringStopValues=[e.getLayoutValue(r,{zoom:n[o]}),e.getLayoutValue(r,{zoom:n[a]})]),i.functionBase=e.getLayoutProperty(r).base,void 0===i.functionBase&&(i.functionBase=1),i.functionType=e.getLayoutProperty(r).type||"exponential"}return i}function s(t,e,r,i,n){return t.isLayoutValueZoomConstant(i)&&!t.isLayoutValueFeatureConstant(i)?[10*t.getLayoutValue(i,{},n)]:t.isLayoutValueZoomConstant(i)||t.isLayoutValueFeatureConstant(i)?null:[10*t.getLayoutValue(i,{zoom:r[0]},n),10*t.getLayoutValue(i,{zoom:r[1]},n)]}var l=t("@mapbox/point-geometry"),u=t("../segment"),c=u.SegmentVector,p=t("../../gl/vertex_buffer"),h=t("../../gl/index_buffer"),f=t("../program_configuration"),d=f.ProgramConfigurationSet,m=t("../vertex_array_type"),v=t("../index_array_type"),y=v.TriangleIndexArray,g=v.LineIndexArray,_=t("../extent"),x=t("../../shaders/encode_attribute"),b=x.packUint8ToFloat,w=t("../../symbol/anchor"),T=t("../../symbol/get_anchors"),S=t("../../util/token"),z=t("../../symbol/quads"),A=z.getGlyphQuads,C=z.getIconQuads,E=t("../../symbol/shaping"),k=E.shapeText,M=E.shapeIcon,L=E.WritingMode,I=t("../../symbol/transform_text"),P=t("../../symbol/mergelines"),R=t("../../symbol/clip_line"),D=t("../../util/util"),O=t("../../util/script_detection"),B=t("../load_geometry"),F=t("../../symbol/collision_feature"),j=t("../../util/find_pole_of_inaccessibility"),V=t("../../util/classify_rings"),N=t("@mapbox/vector-tile").VectorTileFeature.types,U=t("../../util/struct_array"),$=t("../../util/verticalize_punctuation"),q=U({members:[{type:"Int16",name:"anchorX"},{type:"Int16",name:"anchorY"},{type:"Uint16",name:"glyphStartIndex"},{type:"Uint16",name:"numGlyphs"},{type:"Uint32",name:"lineStartIndex"},{type:"Uint32",name:"lineLength"},{type:"Uint16",name:"segment"},{type:"Uint16",name:"lowerSize"},{type:"Uint16",name:"upperSize"},{type:"Float32",name:"lineOffsetX"},{type:"Float32",name:"lineOffsetY"},{type:"Float32",name:"placementZoom"},{type:"Uint8",name:"vertical"}]}),Z=U({members:[{type:"Float32",name:"offsetX"}]}),G=U({members:[{type:"Int16",name:"x"},{type:"Int16",name:"y"}]}),W=[{name:"a_pos_offset",components:4,type:"Int16"},{name:"a_data",components:4,type:"Uint16"}],H=[{name:"a_projected_pos",components:3,type:"Float32"}],X={text:{layoutAttributes:W,dynamicLayoutAttributes:H,indexArrayType:y,paintAttributes:[{property:"text-color",name:"fill_color"},{property:"text-halo-color",name:"halo_color"},{property:"text-halo-width",name:"halo_width"},{property:"text-halo-blur",name:"halo_blur"},{property:"text-opacity",name:"opacity"}]},icon:{layoutAttributes:W,dynamicLayoutAttributes:H,indexArrayType:y,paintAttributes:[{property:"icon-color",name:"fill_color"},{property:"icon-halo-color",name:"halo_color"},{property:"icon-halo-width",name:"halo_width"},{property:"icon-halo-blur",name:"halo_blur"},{property:"icon-opacity",name:"opacity"}]},collisionBox:{layoutAttributes:[{name:"a_pos",components:2,type:"Int16"},{name:"a_anchor_pos",components:2,type:"Int16"},{name:"a_extrude",components:2,type:"Int16"},{name:"a_data",components:2,type:"Uint8"}],indexArrayType:g}},K=function(t,e,r,i){this.programInterface=t;var n=m(t.layoutAttributes),o=t.indexArrayType;if(this.layoutVertexArray=new n(i&&i.layoutVertexArray),this.indexArray=new o(i&&i.indexArray),this.programConfigurations=new d(t,e,r,i&&i.programConfigurations),this.segments=new c(i&&i.segments),t.dynamicLayoutAttributes){var a=m(t.dynamicLayoutAttributes);this.dynamicLayoutVertexArray=new a(i&&i.dynamicLayoutVertexArray)}};K.prototype.serialize=function(t){return{layoutVertexArray:this.layoutVertexArray.serialize(t),indexArray:this.indexArray.serialize(t),programConfigurations:this.programConfigurations.serialize(t),segments:this.segments.get(),dynamicLayoutVertexArray:this.dynamicLayoutVertexArray&&this.dynamicLayoutVertexArray.serialize(t)}},K.prototype.upload=function(t){this.layoutVertexBuffer=new p(t,this.layoutVertexArray),this.indexBuffer=new h(t,this.indexArray),this.programConfigurations.upload(t),this.programInterface.dynamicLayoutAttributes&&(this.dynamicLayoutVertexBuffer=new p(t,this.dynamicLayoutVertexArray,!0))},K.prototype.destroy=function(){this.layoutVertexBuffer&&(this.layoutVertexBuffer.destroy(),this.indexBuffer.destroy(),this.programConfigurations.destroy(),this.segments.destroy(),this.dynamicLayoutVertexBuffer&&this.dynamicLayoutVertexBuffer.destroy())};var J=function(t){if(this.collisionBoxArray=t.collisionBoxArray,this.zoom=t.zoom,this.overscaling=t.overscaling,this.layers=t.layers,this.index=t.index,this.sdfIcons=t.sdfIcons,this.iconsNeedLinear=t.iconsNeedLinear,this.pixelRatio=t.pixelRatio,t.text)this.text=new K(X.text,t.layers,t.zoom,t.text),this.icon=new K(X.icon,t.layers,t.zoom,t.icon),this.collisionBox=new K(X.collisionBox,t.layers,t.zoom,t.collisionBox),this.textSizeData=t.textSizeData,this.iconSizeData=t.iconSizeData,this.placedGlyphArray=new q(t.placedGlyphArray),this.placedIconArray=new q(t.placedIconArray),this.glyphOffsetArray=new Z(t.glyphOffsetArray),this.lineVertexArray=new G(t.lineVertexArray);else{var e=this.layers[0];this.textSizeData=a(this.zoom,e,"text-size"),this.iconSizeData=a(this.zoom,e,"icon-size")}};J.prototype.populate=function(t,e){var r=this,i=this.layers[0],n=i.layout,o=n["text-font"],a=(!i.isLayoutValueFeatureConstant("text-field")||n["text-field"])&&o,s=!i.isLayoutValueFeatureConstant("icon-image")||n["icon-image"];if(this.features=[],a||s){for(var l=e.iconDependencies,u=e.glyphDependencies,c=u[o]=u[o]||{},p={zoom:this.zoom},h=0,f=t;h<f.length;h+=1){var d=f[h],m=d.feature,v=d.index,y=d.sourceLayerIndex;if(i.filter(m)){var g=void 0;a&&(g=i.getLayoutValue("text-field",p,m.properties),i.isLayoutValueFeatureConstant("text-field")&&(g=S(m.properties,g)),g=I(g,i,p,m.properties));var _=void 0;if(s&&(_=i.getLayoutValue("icon-image",p,m.properties),i.isLayoutValueFeatureConstant("icon-image")&&(_=S(m.properties,_))),(g||_)&&(r.features.push({text:g,icon:_,index:v,sourceLayerIndex:y,geometry:B(m),properties:m.properties,type:N[m.type]}),_&&(l[_]=!0),g))for(var x="map"===n["text-rotation-alignment"]&&"line"===n["symbol-placement"],b=O.allowsVerticalWritingMode(g),w=0;w<g.length;w++)if(c[g.charCodeAt(w)]=!0,x&&b){var T=$.lookup[g.charAt(w)];T&&(c[T.charCodeAt(0)]=!0)}}}"line"===n["symbol-placement"]&&(this.features=P(this.features))}},J.prototype.isEmpty=function(){return 0===this.icon.layoutVertexArray.length&&0===this.text.layoutVertexArray.length&&0===this.collisionBox.layoutVertexArray.length},J.prototype.serialize=function(t){return{zoom:this.zoom,layerIds:this.layers.map(function(t){return t.id}),sdfIcons:this.sdfIcons,iconsNeedLinear:this.iconsNeedLinear,textSizeData:this.textSizeData,iconSizeData:this.iconSizeData,placedGlyphArray:this.placedGlyphArray.serialize(t),placedIconArray:this.placedIconArray.serialize(t),glyphOffsetArray:this.glyphOffsetArray.serialize(t),lineVertexArray:this.lineVertexArray.serialize(t),text:this.text.serialize(t),icon:this.icon.serialize(t),collisionBox:this.collisionBox.serialize(t)}},J.prototype.upload=function(t){this.text.upload(t),this.icon.upload(t),this.collisionBox.upload(t)},J.prototype.destroy=function(){this.text.destroy(),this.icon.destroy(),this.collisionBox.destroy()},J.prototype.prepare=function(t,e,r,i){var n=this;this.symbolInstances=[];var o=512*this.overscaling;this.tilePixelRatio=_/o,this.compareText={},this.iconsNeedLinear=!1;for(var a=this.layers[0].layout,s=24*a["text-line-height"],l=a["text-font"].join(","),u="map"===a["text-rotation-alignment"]&&"line"===a["symbol-placement"],c=t[l]||{},p=e[l]||{},h=0,f=n.features;h<f.length;h+=1){var d=f[h],m={},v=d.text;if(v){var y=n.layers[0].getLayoutValue("text-offset",{zoom:n.zoom},d.properties).map(function(t){return 24*t}),g=24*n.layers[0].getLayoutValue("text-letter-spacing",{zoom:n.zoom},d.properties),x=O.allowsLetterSpacing(v)?g:0,b=n.layers[0].getLayoutValue("text-anchor",{zoom:n.zoom},d.properties),w=n.layers[0].getLayoutValue("text-justify",{zoom:n.zoom},d.properties),T="line"!==a["symbol-placement"]?24*n.layers[0].getLayoutValue("text-max-width",{zoom:n.zoom},d.properties):0,S=function(t,e){return k(t,c,T,s,b,w,x,y,24,e)};m[L.horizontal]=S(v,L.horizontal),O.allowsVerticalWritingMode(v)&&u&&(m[L.vertical]=S(v,L.vertical))}var z=void 0;if(d.icon){var A=r[d.icon];A&&(z=M(i[d.icon],n.layers[0].getLayoutValue("icon-offset",{zoom:n.zoom},d.properties),n.layers[0].getLayoutValue("icon-anchor",{zoom:n.zoom},d.properties)),void 0===n.sdfIcons?n.sdfIcons=A.sdf:n.sdfIcons!==A.sdf&&D.warnOnce("Style sheet warning: Cannot mix SDF and non-SDF icons in one buffer"),A.pixelRatio!==n.pixelRatio?n.iconsNeedLinear=!0:0===a["icon-rotate"]&&n.layers[0].isLayoutValueFeatureConstant("icon-rotate")||(n.iconsNeedLinear=!0))}(m[L.horizontal]||z)&&n.addFeature(d,m,z,p)}},J.prototype.addFeature=function(t,e,r,i){var n=this,o=this.layers[0].getLayoutValue("text-size",{zoom:this.zoom+1},t.properties),a=this.layers[0].getLayoutValue("icon-size",{zoom:this.zoom+1},t.properties),s=this.layers[0].getLayoutValue("text-offset",{zoom:this.zoom},t.properties),l=this.layers[0].getLayoutValue("icon-offset",{zoom:this.zoom},t.properties),u=this.layers[0].getLayoutValue("text-size",{zoom:18},t.properties);void 0===u&&(u=o);var c=this.layers[0].layout,p=o/24,h=this.tilePixelRatio*p,f=this.tilePixelRatio*u/24,d=this.tilePixelRatio*a,m=this.tilePixelRatio*c["symbol-spacing"],v=c["symbol-avoid-edges"],y=c["text-padding"]*this.tilePixelRatio,g=c["icon-padding"]*this.tilePixelRatio,x=c["text-max-angle"]/180*Math.PI,b="map"===c["text-rotation-alignment"]&&"line"===c["symbol-placement"],S="map"===c["icon-rotation-alignment"]&&"line"===c["symbol-placement"],z=c["text-allow-overlap"]||c["icon-allow-overlap"]||c["text-ignore-placement"]||c["icon-ignore-placement"],A=c["symbol-placement"],C=m/2,E=function(o,a){var u=!(a.x<0||a.x>_||a.y<0||a.y>_);if(!v||u){var c=u||z;n.addSymbolInstance(a,o,e,r,n.layers[0],c,n.collisionBoxArray,t.index,t.sourceLayerIndex,n.index,h,y,b,s,d,g,S,l,{zoom:n.zoom},t.properties,i)}};if("line"===A)for(var k=0,M=R(t.geometry,0,0,_,_);k<M.length;k+=1)for(var I=M[k],P=T(I,m,x,e[L.vertical]||e[L.horizontal],r,24,f,n.overscaling,_),D=0,O=P;D<O.length;D+=1){var B=O[D],F=e[L.horizontal];F&&n.anchorIsTooClose(F.text,C,B)||E(I,B)}else if("Polygon"===t.type)for(var N=0,U=V(t.geometry,0);N<U.length;N+=1){var $=U[N],q=j($,16);E($[0],new w(q.x,q.y,0))}else if("LineString"===t.type)for(var Z=0,G=t.geometry;Z<G.length;Z+=1){var W=G[Z];E(W,new w(W[0].x,W[0].y,0))}else if("Point"===t.type)for(var H=0,X=t.geometry;H<X.length;H+=1)for(var K=X[H],J=0,Y=K;J<Y.length;J+=1){var Q=Y[J];E([Q],new w(Q.x,Q.y,0))}},J.prototype.anchorIsTooClose=function(t,e,r){var i=this.compareText;if(t in i){for(var n=i[t],o=n.length-1;o>=0;o--)if(r.dist(n[o])<e)return!0}else i[t]=[];return i[t].push(r),!1},J.prototype.place=function(t,e){var r=this;this.text=new K(X.text,this.layers,this.zoom),this.icon=new K(X.icon,this.layers,this.zoom),this.collisionBox=new K(X.collisionBox,this.layers,this.zoom),this.placedGlyphArray=new q,this.placedIconArray=new q,this.glyphOffsetArray=new Z,this.lineVertexArray=new G;var i=this.layers[0],n=i.layout,o=t.maxScale,a="map"===n["text-rotation-alignment"]&&"line"===n["symbol-placement"],l="map"===n["icon-rotation-alignment"]&&"line"===n["symbol-placement"];if(n["text-allow-overlap"]||n["icon-allow-overlap"]||n["text-ignore-placement"]||n["icon-ignore-placement"]){var u=t.angle,c=Math.sin(u),p=Math.cos(u);this.symbolInstances.sort(function(t,e){return(c*t.anchor.x+p*t.anchor.y|0)-(c*e.anchor.x+p*e.anchor.y|0)||e.featureIndex-t.featureIndex})}for(var h=0,f=r.symbolInstances;h<f.length;h+=1){var d=f[h],m={boxStartIndex:d.textBoxStartIndex,boxEndIndex:d.textBoxEndIndex},v={boxStartIndex:d.iconBoxStartIndex,boxEndIndex:d.iconBoxEndIndex},y=!(d.textBoxStartIndex===d.textBoxEndIndex),g=!(d.iconBoxStartIndex===d.iconBoxEndIndex),_=n["text-optional"]||!y,x=n["icon-optional"]||!g,b=y?t.placeCollisionFeature(m,n["text-allow-overlap"],n["symbol-avoid-edges"]):t.minScale,w=g?t.placeCollisionFeature(v,n["icon-allow-overlap"],n["symbol-avoid-edges"]):t.minScale;if(_||x?!x&&b?b=Math.max(w,b):!_&&w&&(w=Math.max(w,b)):w=b=Math.max(w,b),y||g){for(var T=d.line,S=r.lineVertexArray.length,z=0;z<T.length;z++)r.lineVertexArray.emplaceBack(T[z].x,T[z].y);var A=r.lineVertexArray.length-S;if(y&&(t.insertCollisionFeature(m,b,n["text-ignore-placement"]),b<=o)){var C=s(i,r.zoom,r.textSizeData.coveringZoomRange,"text-size",d.featureProperties);r.addSymbols(r.text,d.glyphQuads,b,C,n["text-keep-upright"],d.textOffset,a,t.angle,d.featureProperties,d.writingModes,d.anchor,S,A,r.placedGlyphArray)}if(g&&(t.insertCollisionFeature(v,w,n["icon-ignore-placement"]),w<=o)){var E=s(i,r.zoom,r.iconSizeData.coveringZoomRange,"icon-size",d.featureProperties);r.addSymbols(r.icon,d.iconQuads,w,E,n["icon-keep-upright"],d.iconOffset,l,t.angle,d.featureProperties,0,d.anchor,S,A,r.placedIconArray)}}}e&&this.addToDebugBuffers(t)},J.prototype.addSymbols=function(t,e,r,o,a,s,l,u,c,p,h,f,d,m){for(var v=this,y=t.indexArray,g=t.layoutVertexArray,_=t.dynamicLayoutVertexArray,x=this.zoom,b=Math.max(Math.log(r)/Math.LN2+x,0),w=this.glyphOffsetArray.length,T=(h.angle+u+2*Math.PI)%(2*Math.PI),S=T>1*Math.PI/4&&T<=3*Math.PI/4||T>5*Math.PI/4&&T<=7*Math.PI/4,z=Boolean(p&L.vertical)&&S,A=0,C=e;A<C.length;A+=1){var E=C[A];if(!l||!a||E.writingMode===L.vertical===z){var k=E.tl,M=E.tr,I=E.bl,P=E.br,R=E.tex,D=t.segments.prepareSegment(4,t.layoutVertexArray,t.indexArray),O=D.vertexLength,B=E.glyphOffset[1];i(g,h.x,h.y,k.x,B+k.y,R.x,R.y,o),i(g,h.x,h.y,M.x,B+M.y,R.x+R.w,R.y,o),i(g,h.x,h.y,I.x,B+I.y,R.x,R.y+R.h,o),i(g,h.x,h.y,P.x,B+P.y,R.x+R.w,R.y+R.h,o),n(_,h,0,b),y.emplaceBack(O,O+1,O+2),y.emplaceBack(O+1,O+2,O+3),D.vertexLength+=4,D.primitiveLength+=2,v.glyphOffsetArray.emplaceBack(E.glyphOffset[0])}}m.emplaceBack(h.x,h.y,w,this.glyphOffsetArray.length-w,f,d,h.segment,o?o[0]:0,o?o[1]:0,s[0],s[1],b,z),t.programConfigurations.populatePaintArrays(t.layoutVertexArray.length,c)},J.prototype.addToDebugBuffers=function(t){for(var e=this,r=this.collisionBox,i=r.layoutVertexArray,n=r.indexArray,a=-t.angle,s=t.yStretch,u=0,c=e.symbolInstances;u<c.length;u+=1){var p=c[u];p.textCollisionFeature={boxStartIndex:p.textBoxStartIndex,boxEndIndex:p.textBoxEndIndex},p.iconCollisionFeature={boxStartIndex:p.iconBoxStartIndex,boxEndIndex:p.iconBoxEndIndex};for(var h=0;h<2;h++){var f=p[0===h?"textCollisionFeature":"iconCollisionFeature"];if(f)for(var d=f.boxStartIndex;d<f.boxEndIndex;d++){var m=e.collisionBoxArray.get(d);if(!(1===t.perspectiveRatio&&m.maxScale<1)){var v=m.anchorPoint,y=new l(m.x1,m.y1*s)._rotate(a),g=new l(m.x2,m.y1*s)._rotate(a),_=new l(m.x1,m.y2*s)._rotate(a),x=new l(m.x2,m.y2*s)._rotate(a),b=Math.max(0,Math.min(25,e.zoom+Math.log(m.maxScale)/Math.LN2)),w=Math.max(0,Math.min(25,e.zoom+Math.log(m.placementScale)/Math.LN2)),T=r.segments.prepareSegment(4,r.layoutVertexArray,r.indexArray),S=T.vertexLength;o(i,v,p.anchor,y,b,w),o(i,v,p.anchor,g,b,w),o(i,v,p.anchor,x,b,w),o(i,v,p.anchor,_,b,w),n.emplaceBack(S,S+1),n.emplaceBack(S+1,S+2),n.emplaceBack(S+2,S+3),n.emplaceBack(S+3,S),T.vertexLength+=4,T.primitiveLength+=4}}}}},J.prototype.addSymbolInstance=function(t,e,r,i,n,o,a,s,l,u,c,p,h,f,d,m,v,y,g,_,x){var b,w,T=[],S=[];for(var z in r){var E=parseInt(z,10);r[E]&&(S=S.concat(o?A(t,r[E],n,h,g,_,x):[]),b=new F(a,e,t,s,l,u,r[E],c,p,h,!1))}var k=b?b.boxStartIndex:this.collisionBoxArray.length,M=b?b.boxEndIndex:this.collisionBoxArray.length;i&&(T=o?C(t,i,n,v,r[L.horizontal],g,_):[],w=new F(a,e,t,s,l,u,i,d,m,v,!0));var I=w?w.boxStartIndex:this.collisionBoxArray.length,P=w?w.boxEndIndex:this.collisionBoxArray.length;M>J.MAX_INSTANCES&&D.warnOnce("Too many symbols being rendered in a tile. See https://github.com/mapbox/mapbox-gl-js/issues/2907"),P>J.MAX_INSTANCES&&D.warnOnce("Too many glyphs being rendered in a tile. See https://github.com/mapbox/mapbox-gl-js/issues/2907");var R=(r[L.vertical]?L.vertical:0)|(r[L.horizontal]?L.horizontal:0);this.symbolInstances.push({textBoxStartIndex:k,textBoxEndIndex:M,iconBoxStartIndex:I,iconBoxEndIndex:P,glyphQuads:S,iconQuads:T,textOffset:f,iconOffset:y,anchor:t,line:e,featureIndex:s,featureProperties:_,writingModes:R})},J.programInterfaces=X,J.MAX_INSTANCES=65535,J.addDynamicAttributes=n,e.exports=J},{"../../gl/index_buffer":61,"../../gl/vertex_buffer":62,"../../shaders/encode_attribute":85,"../../symbol/anchor":167,"../../symbol/clip_line":169,"../../symbol/collision_feature":171,"../../symbol/get_anchors":173,"../../symbol/mergelines":174,"../../symbol/quads":176,"../../symbol/shaping":177,"../../symbol/transform_text":179,"../../util/classify_rings":205,"../../util/find_pole_of_inaccessibility":211,"../../util/script_detection":218,"../../util/struct_array":220,"../../util/token":222,"../../util/util":223,"../../util/verticalize_punctuation":225,"../extent":48,"../index_array_type":50,"../load_geometry":51,"../program_configuration":53,"../segment":55,"../vertex_array_type":56,"@mapbox/point-geometry":2,"@mapbox/vector-tile":6}],48:[function(t,e,r){"use strict";e.exports=8192},{}],49:[function(t,e,r){"use strict";function i(t,e){return e-t}var n=(t("@mapbox/point-geometry"),t("./load_geometry")),o=t("./extent"),a=t("../style-spec/feature_filter"),s=t("../util/struct_array"),l=t("grid-index"),u=t("../util/dictionary_coder"),c=t("@mapbox/vector-tile"),p=t("pbf"),h=t("../util/vectortile_to_geojson"),f=t("../util/util").arraysIntersect,d=s({members:[{type:"Uint32",name:"featureIndex"},{type:"Uint16",name:"sourceLayerIndex"},{type:"Uint16",name:"bucketIndex"}]}),m=function(t,e,r,i){this.coord=t,this.overscaling=e,this.x=t.x,this.y=t.y,this.z=t.z-Math.log(e)/Math.LN2,this.grid=r||new l(o,16,0),this.featureIndexArray=i||new d};m.deserialize=function(t,e,r){var i=new m(t.coord,t.overscaling,new l(t.grid),new d(t.featureIndexArray));return i.rawTileData=e,i.bucketLayerIDs=t.bucketLayerIDs,i.setCollisionTile(r),i},m.prototype.insert=function(t,e,r,i,n){var o=this,a=this.featureIndexArray.length;this.featureIndexArray.emplaceBack(r,i,n);for(var s=0;s<e.length;s++){for(var l=e[s],u=[1/0,1/0,-1/0,-1/0],c=0;c<l.length;c++){var p=l[c];u[0]=Math.min(u[0],p.x),u[1]=Math.min(u[1],p.y),u[2]=Math.max(u[2],p.x),u[3]=Math.max(u[3],p.y)}o.grid.insert(a,u[0],u[1],u[2],u[3])}},m.prototype.setCollisionTile=function(t){this.collisionTile=t},m.prototype.serialize=function(t){var e=this.grid.toArrayBuffer();return t&&t.push(e),{coord:this.coord,overscaling:this.overscaling,grid:e,featureIndexArray:this.featureIndexArray.serialize(t),bucketLayerIDs:this.bucketLayerIDs}},m.prototype.query=function(t,e){this.vtLayers||(this.vtLayers=new c.VectorTile(new p(this.rawTileData)).layers,this.sourceLayerCoder=new u(this.vtLayers?Object.keys(this.vtLayers).sort():["_geojsonTileLayer"]));for(var r={},n=t.params||{},s=o/t.tileSize/t.scale,l=a(n.filter),h=t.queryGeometry,f=t.additionalRadius*s,d=1/0,m=1/0,v=-1/0,y=-1/0,g=0;g<h.length;g++)for(var _=h[g],x=0;x<_.length;x++){var b=_[x];d=Math.min(d,b.x),m=Math.min(m,b.y),v=Math.max(v,b.x),y=Math.max(y,b.y)}var w=this.grid.query(d-f,m-f,v+f,y+f);w.sort(i),this.filterMatching(r,w,this.featureIndexArray,h,l,n.layers,e,t.bearing,s);var T=this.collisionTile.queryRenderedSymbols(h,t.scale);return T.sort(),this.filterMatching(r,T,this.collisionTile.collisionBoxArray,h,l,n.layers,e,t.bearing,s),r},m.prototype.filterMatching=function(t,e,r,i,o,a,s,l,u){for(var c,p=this,d=0;d<e.length;d++){var m=e[d];if(m!==c){c=m;var v=r.get(m),y=p.bucketLayerIDs[v.bucketIndex];if(!a||f(a,y)){var g=p.sourceLayerCoder.decode(v.sourceLayerIndex),_=p.vtLayers[g],x=_.feature(v.featureIndex);if(o(x))for(var b=null,w=0;w<y.length;w++){var T=y[w];if(!(a&&a.indexOf(T)<0)){var S=s[T];if(S&&("symbol"===S.type||(b||(b=n(x)),S.queryIntersectsFeature(i,x,b,p.z,l,u)))){var z=new h(x,p.z,p.x,p.y);z.layer=S.serialize();var A=t[T];void 0===A&&(A=t[T]=[]),A.push({featureIndex:m,feature:z})}}}}}}},m.prototype.hasLayer=function(t){for(var e=this,r=0,i=e.bucketLayerIDs;r<i.length;r+=1)for(var n=i[r],o=0,a=n;o<a.length;o+=1){var s=a[o];if(t===s)return!0}return!1},e.exports=m},{"../style-spec/feature_filter":110,"../util/dictionary_coder":207,"../util/struct_array":220,"../util/util":223,"../util/vectortile_to_geojson":224,"./extent":48,"./load_geometry":51,"@mapbox/point-geometry":2,"@mapbox/vector-tile":6,"grid-index":22,pbf:29}],50:[function(t,e,r){"use strict";function i(t){return n({members:[{type:"Uint16",name:"vertices",components:t}]})}var n=t("../util/struct_array");e.exports={LineIndexArray:i(2),TriangleIndexArray:i(3)}},{"../util/struct_array":220}],51:[function(t,e,r){"use strict";var i=t("../util/util"),n=t("./extent"),o=function(t){return{min:-1*Math.pow(2,t-1),max:Math.pow(2,t-1)-1}}(16);e.exports=function(t){for(var e=n/t.extent,r=t.loadGeometry(),a=0;a<r.length;a++)for(var s=r[a],l=0;l<s.length;l++){var u=s[l];u.x=Math.round(u.x*e),u.y=Math.round(u.y*e),(u.x<o.min||u.x>o.max||u.y<o.min||u.y>o.max)&&i.warnOnce("Geometry exceeds allowed extent, reduce your vector tile buffer size")}return r}},{"../util/util":223,"./extent":48}],52:[function(t,e,r){"use strict";var i=t("../util/struct_array"),n=i({members:[{name:"a_pos",type:"Int16",components:2}]});e.exports=n},{"../util/struct_array":220}],53:[function(t,e,r){"use strict";function i(t){return[a(255*t[0],255*t[1]),a(255*t[2],255*t[3])]}var n=t("./vertex_array_type"),o=t("../style-spec/function").interpolationFactor,a=t("../shaders/encode_attribute").packUint8ToFloat,s=t("../gl/vertex_buffer"),l=function(t,e,r,i){this.name=t,this.type=e,this.property=r,this.useIntegerZoom=i};l.prototype.defines=function(){return["#define HAS_UNIFORM_u_"+this.name]},l.prototype.populatePaintArray=function(){},l.prototype.setUniforms=function(t,e,r,i){var n=i.zoom,o=r.getPaintValue(this.property,{zoom:this.useIntegerZoom?Math.floor(n):n});"color"===this.type?t.uniform4fv(e.uniforms["u_"+this.name],o):t.uniform1f(e.uniforms["u_"+this.name],o)};var u=function(t,e,r){this.name=t,this.type=e,this.property=r};u.prototype.defines=function(){return[]},u.prototype.populatePaintArray=function(t,e,r,n,o,a){var s=this,l=t.getPaintValue(this.property,void 0,a);if("color"===this.type)for(var u=i(l),c=n;c<o;c++){var p=e.get(c);p["a_"+s.name+"0"]=u[0],p["a_"+s.name+"1"]=u[1]}else{for(var h=n;h<o;h++)e.get(h)["a_"+s.name]=l;var f=r[this.property];f.max=Math.max(f.max,l)}},u.prototype.setUniforms=function(t,e){t.uniform1f(e.uniforms["a_"+this.name+"_t"],0)};var c=function(t,e,r,i,n){this.name=t,this.type=e,this.property=r,this.useIntegerZoom=i,this.zoom=n};c.prototype.defines=function(){return[]},c.prototype.populatePaintArray=function(t,e,r,n,o,a){var s=this,l=t.getPaintValue(this.property,{zoom:this.zoom},a),u=t.getPaintValue(this.property,{zoom:this.zoom+1},a);if("color"===this.type)for(var c=i(l),p=i(u),h=n;h<o;h++){var f=e.get(h);f["a_"+s.name+"0"]=c[0],f["a_"+s.name+"1"]=c[1],f["a_"+s.name+"2"]=p[0],f["a_"+s.name+"3"]=p[1]}else{for(var d=n;d<o;d++){var m=e.get(d);m["a_"+s.name+"0"]=l,m["a_"+s.name+"1"]=u}var v=r[this.property];v.max=Math.max(v.max,l,u)}},c.prototype.setUniforms=function(t,e,r,i){var n=i.zoom,a=o(this.useIntegerZoom?Math.floor(n):n,1,this.zoom,this.zoom+1);t.uniform1f(e.uniforms["a_"+this.name+"_t"],a)};var p=function(){this.binders={},this.cacheKey=""};p.createDynamic=function(t,e,r){for(var i=new p,o=[],a=0,s=t.paintAttributes||[];a<s.length;a+=1){var h=s[a],f=h.property,d=h.useIntegerZoom||!1,m=h.name||f.replace(e.type+"-","").replace(/-/g,"_"),v=e._paintSpecifications[f].type;e.isPaintValueFeatureConstant(f)?(i.binders[m]=new l(m,v,f,d),i.cacheKey+="/u_"+m):e.isPaintValueZoomConstant(f)?(i.binders[m]=new u(m,v,f),i.cacheKey+="/a_"+m,o.push({name:"a_"+m,type:"Float32",components:"color"===v?2:1})):(i.binders[m]=new c(m,v,f,d,r),i.cacheKey+="/z_"+m,o.push({name:"a_"+m,type:"Float32",components:"color"===v?4:2}))}return i.PaintVertexArray=n(o),i.interface=t,i.layer=e,i},p.createBasicFill=function(){var t=new p;return t.binders.color=new l("color","color","fill-color",!1),t.cacheKey+="/u_color",t.binders.opacity=new l("opacity","number","fill-opacity",!1),t.cacheKey+="/u_opacity",t},p.prototype.createPaintPropertyStatistics=function(){var t=this,e={};for(var r in t.binders)e[t.binders[r].property]={max:-1/0};return e},p.prototype.populatePaintArray=function(t,e){var r=this,i=this.paintVertexArray;if(0!==i.bytesPerElement){var n=i.length;i.resize(t);for(var o in r.binders)r.binders[o].populatePaintArray(r.layer,i,r.paintPropertyStatistics,n,t,e)}},p.prototype.defines=function(){var t=this,e=[];for(var r in t.binders)e.push.apply(e,t.binders[r].defines());return e},p.prototype.setUniforms=function(t,e,r,i){var n=this;for(var o in n.binders)n.binders[o].setUniforms(t,e,r,i)},p.prototype.serialize=function(t){return 0===this.paintVertexArray.length?null:{array:this.paintVertexArray.serialize(t),type:this.paintVertexArray.constructor.serialize(),statistics:this.paintPropertyStatistics}},p.deserialize=function(t,e,r,i){var o=p.createDynamic(t,e,r);return i&&(o.PaintVertexArray=n(i.type.members),o.paintVertexArray=new o.PaintVertexArray(i.array),o.paintPropertyStatistics=i.statistics),o},p.prototype.upload=function(t){this.paintVertexArray&&(this.paintVertexBuffer=new s(t,this.paintVertexArray))},p.prototype.destroy=function(){this.paintVertexBuffer&&this.paintVertexBuffer.destroy()};var h=function(t,e,r,i){var n=this;if(this.programConfigurations={},i)for(var o=0,a=e;o<a.length;o+=1){var s=a[o];n.programConfigurations[s.id]=p.deserialize(t,s,r,i[s.id])}else for(var l=0,u=e;l<u.length;l+=1){var c=u[l],h=p.createDynamic(t,c,r);h.paintVertexArray=new h.PaintVertexArray,h.paintPropertyStatistics=h.createPaintPropertyStatistics(),n.programConfigurations[c.id]=h}};h.prototype.populatePaintArrays=function(t,e){var r=this;for(var i in r.programConfigurations)r.programConfigurations[i].populatePaintArray(t,e)},h.prototype.serialize=function(t){var e=this,r={};for(var i in e.programConfigurations){var n=e.programConfigurations[i].serialize(t);n&&(r[i]=n)}return r},h.prototype.get=function(t){return this.programConfigurations[t]},h.prototype.upload=function(t){var e=this;for(var r in e.programConfigurations)e.programConfigurations[r].upload(t)},h.prototype.destroy=function(){var t=this;for(var e in t.programConfigurations)t.programConfigurations[e].destroy()},e.exports={ProgramConfiguration:p,ProgramConfigurationSet:h}},{"../gl/vertex_buffer":62,"../shaders/encode_attribute":85,"../style-spec/function":112,"./vertex_array_type":56}],54:[function(t,e,r){"use strict";var i=t("../util/struct_array"),n=i({members:[{name:"a_pos",type:"Int16",components:2},{name:"a_texture_pos",type:"Int16",components:2}]});e.exports=n},{"../util/struct_array":220}],55:[function(t,e,r){"use strict";var i=t("../util/util"),n=i.warnOnce,o=Math.pow(2,16)-1,a=function(t){void 0===t&&(t=[]),this.segments=t};a.prototype.prepareSegment=function(t,r,i){var a=this.segments[this.segments.length-1];return t>o&&n("Max vertices per segment is "+o+": bucket requested "+t),(!a||a.vertexLength+t>e.exports.MAX_VERTEX_ARRAY_LENGTH)&&(a={vertexOffset:r.length,primitiveOffset:i.length,vertexLength:0,primitiveLength:0},this.segments.push(a)),a},a.prototype.get=function(){return this.segments},a.prototype.destroy=function(){for(var t=this,e=0,r=t.segments;e<r.length;e+=1){var i=r[e];for(var n in i.vaos)i.vaos[n].destroy()}},e.exports={SegmentVector:a,MAX_VERTEX_ARRAY_LENGTH:o}},{"../util/util":223}],56:[function(t,e,r){"use strict";function i(t){return n({members:t,alignment:4})}var n=t("../util/struct_array");e.exports=i},{"../util/struct_array":220}],57:[function(t,e,r){"use strict";var i=function(t,e,r){this.column=t,this.row=e,this.zoom=r};i.prototype.clone=function(){return new i(this.column,this.row,this.zoom)},i.prototype.zoomTo=function(t){return this.clone()._zoomTo(t)},i.prototype.sub=function(t){return this.clone()._sub(t)},i.prototype._zoomTo=function(t){var e=Math.pow(2,t-this.zoom);return this.column*=e,this.row*=e,this.zoom=t,this},i.prototype._sub=function(t){return t=t.zoomTo(this.zoom),this.column-=t.column,this.row-=t.row,this},e.exports=i},{}],58:[function(t,e,r){"use strict";var i=t("../util/util").wrap,n=function(t,e){if(isNaN(t)||isNaN(e))throw new Error("Invalid LngLat object: ("+t+", "+e+")");if(this.lng=+t,this.lat=+e,this.lat>90||this.lat<-90)throw new Error("Invalid LngLat latitude value: must be between -90 and 90")};n.prototype.wrap=function(){return new n(i(this.lng,-180,180),this.lat)},n.prototype.toArray=function(){return[this.lng,this.lat]},n.prototype.toString=function(){return"LngLat("+this.lng+", "+this.lat+")"},n.prototype.toBounds=function(e){var r=360*e/40075017,i=r/Math.cos(Math.PI/180*this.lat);return new(t("./lng_lat_bounds"))(new n(this.lng-i,this.lat-r),new n(this.lng+i,this.lat+r))},n.convert=function(t){if(t instanceof n)return t;if(Array.isArray(t)&&2===t.length)return new n(Number(t[0]),Number(t[1]));if(!Array.isArray(t)&&"object"==typeof t&&null!==t)return new n(Number(t.lng),Number(t.lat));throw new Error("`LngLatLike` argument must be specified as a LngLat instance, an object {lng: <lng>, lat: <lat>}, or an array of [<lng>, <lat>]")},e.exports=n},{"../util/util":223,"./lng_lat_bounds":59}],59:[function(t,e,r){"use strict";var i=t("./lng_lat"),n=function(t,e){t&&(e?this.setSouthWest(t).setNorthEast(e):4===t.length?this.setSouthWest([t[0],t[1]]).setNorthEast([t[2],t[3]]):this.setSouthWest(t[0]).setNorthEast(t[1]))};n.prototype.setNorthEast=function(t){return this._ne=t instanceof i?new i(t.lng,t.lat):i.convert(t),this},n.prototype.setSouthWest=function(t){return this._sw=t instanceof i?new i(t.lng,t.lat):i.convert(t),this},n.prototype.extend=function(t){var e,r,o=this._sw,a=this._ne;if(t instanceof i)e=t,r=t;else{if(!(t instanceof n))return Array.isArray(t)?t.every(Array.isArray)?this.extend(n.convert(t)):this.extend(i.convert(t)):this;if(e=t._sw,r=t._ne,!e||!r)return this}return o||a?(o.lng=Math.min(e.lng,o.lng),o.lat=Math.min(e.lat,o.lat),a.lng=Math.max(r.lng,a.lng),a.lat=Math.max(r.lat,a.lat)):(this._sw=new i(e.lng,e.lat),this._ne=new i(r.lng,r.lat)),this},n.prototype.getCenter=function(){return new i((this._sw.lng+this._ne.lng)/2,(this._sw.lat+this._ne.lat)/2)},n.prototype.getSouthWest=function(){return this._sw},n.prototype.getNorthEast=function(){return this._ne},n.prototype.getNorthWest=function(){return new i(this.getWest(),this.getNorth())},n.prototype.getSouthEast=function(){return new i(this.getEast(),this.getSouth())},n.prototype.getWest=function(){return this._sw.lng},n.prototype.getSouth=function(){return this._sw.lat},n.prototype.getEast=function(){return this._ne.lng},n.prototype.getNorth=function(){return this._ne.lat},n.prototype.toArray=function(){return[this._sw.toArray(),this._ne.toArray()]},n.prototype.toString=function(){return"LngLatBounds("+this._sw.toString()+", "+this._ne.toString()+")"},n.convert=function(t){return!t||t instanceof n?t:new n(t)},e.exports=n},{"./lng_lat":58}],60:[function(t,e,r){"use strict";var i=t("./lng_lat"),n=t("@mapbox/point-geometry"),o=t("./coordinate"),a=t("../util/util"),s=t("../style-spec/util/interpolate"),l=t("../source/tile_coord"),u=t("../data/extent"),c=t("@mapbox/gl-matrix"),p=c.vec4,h=c.mat4,f=c.mat2,d=function(t,e,r){this.tileSize=512,this._renderWorldCopies=void 0===r||r,this._minZoom=t||0,this._maxZoom=e||22,this.latRange=[-85.05113,85.05113],this.width=0,this.height=0,this._center=new i(0,0),this.zoom=0,this.angle=0,this._fov=.6435011087932844,this._pitch=0,this._unmodified=!0},m={minZoom:{},maxZoom:{},renderWorldCopies:{},worldSize:{},centerPoint:{},size:{},bearing:{},pitch:{},fov:{},zoom:{},center:{},unmodified:{},x:{},y:{},point:{}};m.minZoom.get=function(){return this._minZoom},m.minZoom.set=function(t){this._minZoom!==t&&(this._minZoom=t,this.zoom=Math.max(this.zoom,t))},m.maxZoom.get=function(){return this._maxZoom},m.maxZoom.set=function(t){this._maxZoom!==t&&(this._maxZoom=t,this.zoom=Math.min(this.zoom,t))},m.renderWorldCopies.get=function(){return this._renderWorldCopies},m.worldSize.get=function(){return this.tileSize*this.scale},m.centerPoint.get=function(){return this.size._div(2)},m.size.get=function(){return new n(this.width,this.height)},m.bearing.get=function(){return-this.angle/Math.PI*180},m.bearing.set=function(t){var e=-a.wrap(t,-180,180)*Math.PI/180;this.angle!==e&&(this._unmodified=!1,this.angle=e,this._calcMatrices(),this.rotationMatrix=f.create(),f.rotate(this.rotationMatrix,this.rotationMatrix,this.angle))},m.pitch.get=function(){return this._pitch/Math.PI*180},m.pitch.set=function(t){var e=a.clamp(t,0,60)/180*Math.PI;this._pitch!==e&&(this._unmodified=!1,this._pitch=e,this._calcMatrices())},m.fov.get=function(){return this._fov/Math.PI*180},m.fov.set=function(t){t=Math.max(.01,Math.min(60,t)),this._fov!==t&&(this._unmodified=!1,this._fov=t/180*Math.PI,this._calcMatrices())},m.zoom.get=function(){return this._zoom},m.zoom.set=function(t){var e=Math.min(Math.max(t,this.minZoom),this.maxZoom);this._zoom!==e&&(this._unmodified=!1,this._zoom=e,this.scale=this.zoomScale(e),this.tileZoom=Math.floor(e),this.zoomFraction=e-this.tileZoom,this._constrain(),this._calcMatrices())},m.center.get=function(){return this._center},m.center.set=function(t){t.lat===this._center.lat&&t.lng===this._center.lng||(this._unmodified=!1,this._center=t,this._constrain(),this._calcMatrices())},d.prototype.coveringZoomLevel=function(t){return(t.roundZoom?Math.round:Math.floor)(this.zoom+this.scaleZoom(this.tileSize/t.tileSize))},d.prototype.getVisibleWrappedCoordinates=function(t){for(var e=this.pointCoordinate(new n(0,0),0),r=this.pointCoordinate(new n(this.width,0),0),i=Math.floor(e.column),o=Math.floor(r.column),a=[t],s=i;s<=o;s++)0!==s&&a.push(new l(t.z,t.x,t.y,s));return a},d.prototype.coveringTiles=function(t){var e=this.coveringZoomLevel(t),r=e;if(void 0!==t.minzoom&&e<t.minzoom)return[];void 0!==t.maxzoom&&e>t.maxzoom&&(e=t.maxzoom);var i=this.pointCoordinate(this.centerPoint,e),o=new n(i.column-.5,i.row-.5),a=[this.pointCoordinate(new n(0,0),e),this.pointCoordinate(new n(this.width,0),e),this.pointCoordinate(new n(this.width,this.height),e),this.pointCoordinate(new n(0,this.height),e)];return l.cover(e,a,t.reparseOverscaled?r:e,this._renderWorldCopies).sort(function(t,e){return o.dist(t)-o.dist(e)})},d.prototype.resize=function(t,e){this.width=t,this.height=e,this.pixelsToGLUnits=[2/t,-2/e],this._constrain(),this._calcMatrices()},m.unmodified.get=function(){return this._unmodified},d.prototype.zoomScale=function(t){return Math.pow(2,t)},d.prototype.scaleZoom=function(t){return Math.log(t)/Math.LN2},d.prototype.project=function(t){return new n(this.lngX(t.lng),this.latY(t.lat))},d.prototype.unproject=function(t){return new i(this.xLng(t.x),this.yLat(t.y))},m.x.get=function(){return this.lngX(this.center.lng)},m.y.get=function(){return this.latY(this.center.lat)},m.point.get=function(){return new n(this.x,this.y)},d.prototype.lngX=function(t){return(180+t)*this.worldSize/360},d.prototype.latY=function(t){return(180-180/Math.PI*Math.log(Math.tan(Math.PI/4+t*Math.PI/360)))*this.worldSize/360},d.prototype.xLng=function(t){return 360*t/this.worldSize-180},d.prototype.yLat=function(t){var e=180-360*t/this.worldSize;return 360/Math.PI*Math.atan(Math.exp(e*Math.PI/180))-90},d.prototype.setLocationAtPoint=function(t,e){var r=this.pointCoordinate(e)._sub(this.pointCoordinate(this.centerPoint));this.center=this.coordinateLocation(this.locationCoordinate(t)._sub(r)),this._renderWorldCopies&&(this.center=this.center.wrap())},d.prototype.locationPoint=function(t){return this.coordinatePoint(this.locationCoordinate(t))},d.prototype.pointLocation=function(t){return this.coordinateLocation(this.pointCoordinate(t))},d.prototype.locationCoordinate=function(t){return new o(this.lngX(t.lng)/this.tileSize,this.latY(t.lat)/this.tileSize,this.zoom).zoomTo(this.tileZoom)},d.prototype.coordinateLocation=function(t){var e=t.zoomTo(this.zoom);return new i(this.xLng(e.column*this.tileSize),this.yLat(e.row*this.tileSize))},d.prototype.pointCoordinate=function(t,e){void 0===e&&(e=this.tileZoom);var r=[t.x,t.y,0,1],i=[t.x,t.y,1,1];p.transformMat4(r,r,this.pixelMatrixInverse),p.transformMat4(i,i,this.pixelMatrixInverse);var n=r[3],a=i[3],l=r[0]/n,u=i[0]/a,c=r[1]/n,h=i[1]/a,f=r[2]/n,d=i[2]/a,m=f===d?0:(0-f)/(d-f);return new o(s(l,u,m)/this.tileSize,s(c,h,m)/this.tileSize,this.zoom)._zoomTo(e)},d.prototype.coordinatePoint=function(t){var e=t.zoomTo(this.zoom),r=[e.column*this.tileSize,e.row*this.tileSize,0,1];return p.transformMat4(r,r,this.pixelMatrix),new n(r[0]/r[3],r[1]/r[3])},d.prototype.calculatePosMatrix=function(t,e){var r=t.toCoordinate(e),i=this.worldSize/this.zoomScale(r.zoom),n=h.identity(new Float64Array(16));return h.translate(n,n,[r.column*i,r.row*i,0]),h.scale(n,n,[i/u,i/u,1]),h.multiply(n,this.projMatrix,n),new Float32Array(n)},d.prototype.cameraToTileDistance=function(t){var e=this.calculatePosMatrix(t.coord,t.sourceMaxZoom),r=[t.tileSize/2,t.tileSize/2,0,1];return p.transformMat4(r,r,e),r[3]},d.prototype._constrain=function(){if(this.center&&this.width&&this.height&&!this._constraining){this._constraining=!0;var t,e,r,i,o=-90,a=90,s=-180,l=180,u=this.size,c=this._unmodified;if(this.latRange){var p=this.latRange;o=this.latY(p[1]),a=this.latY(p[0]),t=a-o<u.y?u.y/(a-o):0}if(this.lngRange){var h=this.lngRange;s=this.lngX(h[0]),l=this.lngX(h[1]),e=l-s<u.x?u.x/(l-s):0}var f=Math.max(e||0,t||0);if(f)return this.center=this.unproject(new n(e?(l+s)/2:this.x,t?(a+o)/2:this.y)),this.zoom+=this.scaleZoom(f),this._unmodified=c,void(this._constraining=!1);if(this.latRange){var d=this.y,m=u.y/2;d-m<o&&(i=o+m),d+m>a&&(i=a-m)}if(this.lngRange){var v=this.x,y=u.x/2;v-y<s&&(r=s+y),v+y>l&&(r=l-y)}void 0===r&&void 0===i||(this.center=this.unproject(new n(void 0!==r?r:this.x,void 0!==i?i:this.y))),this._unmodified=c,this._constraining=!1}},d.prototype._calcMatrices=function(){if(this.height){this.cameraToCenterDistance=.5/Math.tan(this._fov/2)*this.height;var t=this._fov/2,e=Math.PI/2+this._pitch,r=Math.sin(t)*this.cameraToCenterDistance/Math.sin(Math.PI-e-t),i=Math.cos(Math.PI/2-this._pitch)*r+this.cameraToCenterDistance,n=1.01*i,o=new Float64Array(16);h.perspective(o,this._fov,this.width/this.height,1,n),h.scale(o,o,[1,-1,1]),h.translate(o,o,[0,0,-this.cameraToCenterDistance]),h.rotateX(o,o,this._pitch),h.rotateZ(o,o,this.angle),h.translate(o,o,[-this.x,-this.y,0]);var a=this.worldSize/(2*Math.PI*6378137*Math.abs(Math.cos(this.center.lat*(Math.PI/180))));if(h.scale(o,o,[1,1,a,1]),this.projMatrix=o,o=h.create(),h.scale(o,o,[this.width/2,-this.height/2,1]),h.translate(o,o,[1,-1,0]),this.pixelMatrix=h.multiply(new Float64Array(16),o,this.projMatrix),!(o=h.invert(new Float64Array(16),this.pixelMatrix)))throw new Error("failed to invert matrix");this.pixelMatrixInverse=o}},Object.defineProperties(d.prototype,m),e.exports=d},{"../data/extent":48,"../source/tile_coord":101,"../style-spec/util/interpolate":127,"../util/util":223,"./coordinate":57,"./lng_lat":58,"@mapbox/gl-matrix":1,"@mapbox/point-geometry":2}],61:[function(t,e,r){"use strict";var i=function(t,e){this.gl=t,this.buffer=t.createBuffer(),void 0===t.extVertexArrayObject&&(t.extVertexArrayObject=t.getExtension("OES_vertex_array_object")),t.extVertexArrayObject&&t.extVertexArrayObject.bindVertexArrayOES(null),t.bindBuffer(t.ELEMENT_ARRAY_BUFFER,this.buffer),t.bufferData(t.ELEMENT_ARRAY_BUFFER,e.arrayBuffer,t.STATIC_DRAW),delete e.arrayBuffer};i.prototype.bind=function(){this.gl.bindBuffer(this.gl.ELEMENT_ARRAY_BUFFER,this.buffer)},i.prototype.destroy=function(){this.buffer&&(this.gl.deleteBuffer(this.buffer),delete this.buffer)},e.exports=i},{}],62:[function(t,e,r){"use strict";var i={Int8:"BYTE",Uint8:"UNSIGNED_BYTE",Int16:"SHORT",Uint16:"UNSIGNED_SHORT",Int32:"INT",Uint32:"UNSIGNED_INT",Float32:"FLOAT"},n=function(t,e,r){this.length=e.length,this.attributes=e.members,this.itemSize=e.bytesPerElement,this.dynamicDraw=r,this.gl=t,this.buffer=t.createBuffer(),this.gl.bindBuffer(t.ARRAY_BUFFER,this.buffer),this.gl.bufferData(t.ARRAY_BUFFER,e.arrayBuffer,this.dynamicDraw?t.DYNAMIC_DRAW:t.STATIC_DRAW),this.dynamicDraw||delete e.arrayBuffer};n.prototype.bind=function(){this.gl.bindBuffer(this.gl.ARRAY_BUFFER,this.buffer)},n.prototype.updateData=function(t){this.bind(),this.gl.bufferSubData(this.gl.ARRAY_BUFFER,0,t.arrayBuffer)},n.prototype.enableAttributes=function(t,e){for(var r=this,i=0;i<this.attributes.length;i++){var n=r.attributes[i],o=e.attributes[n.name];void 0!==o&&t.enableVertexAttribArray(o)}},n.prototype.setVertexAttribPointers=function(t,e,r){for(var n=this,o=0;o<this.attributes.length;o++){var a=n.attributes[o],s=e.attributes[a.name];void 0!==s&&t.vertexAttribPointer(s,a.components,t[i[a.type]],!1,n.itemSize,a.offset+n.itemSize*(r||0))}},n.prototype.destroy=function(){this.buffer&&(this.gl.deleteBuffer(this.buffer),delete this.buffer)},e.exports=n},{}],63:[function(t,e,r){"use strict";var i=t("mapbox-gl-supported"),n=t("./util/browser"),o=t("../package.json").version,a=t("./ui/map"),s=t("./ui/control/navigation_control"),l=t("./ui/control/geolocate_control"),u=t("./ui/control/attribution_control"),c=t("./ui/control/scale_control"),p=t("./ui/control/fullscreen_control"),h=t("./ui/popup"),f=t("./ui/marker"),d=t("./style/style"),m=t("./geo/lng_lat"),v=t("./geo/lng_lat_bounds"),y=t("@mapbox/point-geometry"),g=t("./util/evented"),_=t("./util/config"),x=t("./source/rtl_text_plugin");e.exports={version:o,supported:i,workerCount:Math.max(Math.floor(n.hardwareConcurrency/2),1),setRTLTextPlugin:x.setRTLTextPlugin,Map:a,NavigationControl:s,GeolocateControl:l,AttributionControl:u,ScaleControl:c,FullscreenControl:p,Popup:h,Marker:f,Style:d,LngLat:m,LngLatBounds:v,Point:y,Evented:g,config:_,get accessToken(){return _.ACCESS_TOKEN},set accessToken(t){_.ACCESS_TOKEN=t}}},{"../package.json":41,"./geo/lng_lat":58,"./geo/lng_lat_bounds":59,"./source/rtl_text_plugin":96,"./style/style":156,"./ui/control/attribution_control":182,"./ui/control/fullscreen_control":183,"./ui/control/geolocate_control":184,"./ui/control/navigation_control":186,"./ui/control/scale_control":187,"./ui/map":197,"./ui/marker":198,"./ui/popup":199,"./util/browser":202,"./util/config":206,"./util/evented":210,"@mapbox/point-geometry":2,"mapbox-gl-supported":28}],64:[function(t,e,r){"use strict";function i(t,e,r){var i=t.gl,o=t.transform,a=o.tileSize,s=r.paint["background-color"],l=r.paint["background-pattern"],u=r.paint["background-opacity"],c=l||1!==s[3]||1!==u?"translucent":"opaque";if(t.renderPass===c){i.disable(i.STENCIL_TEST),t.setDepthSublayer(0);var p;if(l){if(n.isPatternMissing(l,t))return;p=t.useProgram("fillPattern",t.basicFillProgramConfiguration),n.prepare(l,t,p),t.tileExtentPatternVAO.bind(i,p,t.tileExtentBuffer)}else p=t.useProgram("fill",t.basicFillProgramConfiguration),i.uniform4fv(p.uniforms.u_color,s),t.tileExtentVAO.bind(i,p,t.tileExtentBuffer);i.uniform1f(p.uniforms.u_opacity,u);for(var h=o.coveringTiles({tileSize:a}),f=0,d=h;f<d.length;f+=1){var m=d[f];l&&n.setTile({coord:m,tileSize:a},t,p),i.uniformMatrix4fv(p.uniforms.u_matrix,!1,t.transform.calculatePosMatrix(m)),i.drawArrays(i.TRIANGLE_STRIP,0,t.tileExtentBuffer.length)}}}var n=t("./pattern");e.exports=i},{"./pattern":80}],65:[function(t,e,r){"use strict";function i(t,e,r,i){if("translucent"===t.renderPass){var a=t.gl;t.setDepthSublayer(0),t.depthMask(!1),a.disable(a.STENCIL_TEST);for(var s=0;s<i.length;s++){var l=i[s],u=e.getTile(l),c=u.getBucket(r);if(c){var p=c.programConfigurations.get(r.id),h=t.useProgram("circle",p);if(p.setUniforms(a,h,r,{zoom:t.transform.zoom}),a.uniform1f(h.uniforms.u_camera_to_center_distance,t.transform.cameraToCenterDistance),a.uniform1i(h.uniforms.u_scale_with_map,"map"===r.paint["circle-pitch-scale"]?1:0),"map"===r.paint["circle-pitch-alignment"]){a.uniform1i(h.uniforms.u_pitch_with_map,1);var f=o(u,1,t.transform.zoom);a.uniform2f(h.uniforms.u_extrude_scale,f,f)}else a.uniform1i(h.uniforms.u_pitch_with_map,0),a.uniform2fv(h.uniforms.u_extrude_scale,t.transform.pixelsToGLUnits);a.uniform1f(h.uniforms.u_devicepixelratio,n.devicePixelRatio),a.uniformMatrix4fv(h.uniforms.u_matrix,!1,t.translatePosMatrix(l.posMatrix,u,r.paint["circle-translate"],r.paint["circle-translate-anchor"])),h.draw(a,a.TRIANGLES,r.id,c.layoutVertexBuffer,c.indexBuffer,c.segments,p)}}}}var n=t("../util/browser"),o=t("../source/pixels_to_tile_units");e.exports=i},{"../source/pixels_to_tile_units":93,"../util/browser":202}],66:[function(t,e,r){"use strict";function i(t,e,r,i){var n=t.gl;n.enable(n.STENCIL_TEST);var o=t.useProgram("collisionBox");n.activeTexture(n.TEXTURE1),t.frameHistory.bind(n),n.uniform1i(o.uniforms.u_fadetexture,1);for(var a=0;a<i.length;a++){var s=i[a],l=e.getTile(s),u=l.getBucket(r);if(u){n.uniformMatrix4fv(o.uniforms.u_matrix,!1,s.posMatrix),t.enableTileClippingMask(s),t.lineWidth(1),n.uniform1f(o.uniforms.u_scale,Math.pow(2,t.transform.zoom-l.coord.z)),n.uniform1f(o.uniforms.u_zoom,10*t.transform.zoom);var c=Math.max(0,Math.min(25,l.coord.z+Math.log(l.collisionTile.maxScale)/Math.LN2));n.uniform1f(o.uniforms.u_maxzoom,10*c),n.uniform1f(o.uniforms.u_collision_y_stretch,l.collisionTile.yStretch),n.uniform1f(o.uniforms.u_pitch,t.transform.pitch/360*2*Math.PI),n.uniform1f(o.uniforms.u_camera_to_center_distance,t.transform.cameraToCenterDistance),o.draw(n,n.LINES,r.id,u.collisionBox.layoutVertexBuffer,u.collisionBox.indexBuffer,u.collisionBox.segments)}}}e.exports=i},{}],67:[function(t,e,r){"use strict";function i(t,e,r){for(var i=0;i<r.length;i++)n(t,e,r[i])}function n(t,e,r){var i=t.gl;i.disable(i.STENCIL_TEST),t.lineWidth(1*a.devicePixelRatio);var n=r.posMatrix,h=t.useProgram("debug");i.uniformMatrix4fv(h.uniforms.u_matrix,!1,n),i.uniform4f(h.uniforms.u_color,1,0,0,1),t.debugVAO.bind(i,h,t.debugBuffer),i.drawArrays(i.LINE_STRIP,0,t.debugBuffer.length);for(var f=o(r.toString(),50,200,5),d=new p,m=0;m<f.length;m+=2)d.emplaceBack(f[m],f[m+1]);var v=new u(i,d);(new c).bind(i,h,v),i.uniform4f(h.uniforms.u_color,1,1,1,1);for(var y=e.getTile(r).tileSize,g=l/(Math.pow(2,t.transform.zoom-r.z)*y),_=[[-1,-1],[-1,1],[1,-1],[1,1]],x=0;x<_.length;x++){var b=_[x];i.uniformMatrix4fv(h.uniforms.u_matrix,!1,s.translate([],n,[g*b[0],g*b[1],0])),i.drawArrays(i.LINES,0,v.length)}i.uniform4f(h.uniforms.u_color,0,0,0,1),i.uniformMatrix4fv(h.uniforms.u_matrix,!1,n),i.drawArrays(i.LINES,0,v.length)}function o(t,e,r,i){i=i||1;var n,o,a,s,l,u,c,p,f=[];for(n=0,o=t.length;n<o;n++)if(l=h[t[n]]){for(p=null,a=0,s=l[1].length;a<s;a+=2)-1===l[1][a]&&-1===l[1][a+1]?p=null:(u=e+l[1][a]*i,c=r-l[1][a+1]*i,p&&f.push(p.x,p.y,u,c),p={x:u,y:c});e+=l[0]*i}return f}var a=t("../util/browser"),s=t("@mapbox/gl-matrix").mat4,l=t("../data/extent"),u=t("../gl/vertex_buffer"),c=t("./vertex_array_object"),p=t("../data/pos_array");e.exports=i;var h={" 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strict";function i(t,e,r,i){var s=t.gl;s.enable(s.STENCIL_TEST);var l=!r.paint["fill-pattern"]&&r.isPaintValueFeatureConstant("fill-color")&&r.isPaintValueFeatureConstant("fill-opacity")&&1===r.paint["fill-color"][3]&&1===r.paint["fill-opacity"]?"opaque":"translucent";t.renderPass===l&&(t.setDepthSublayer(1),t.depthMask("opaque"===t.renderPass),n(t,e,r,i,o)),"translucent"===t.renderPass&&r.paint["fill-antialias"]&&(t.lineWidth(2),t.depthMask(!1),t.setDepthSublayer(r.getPaintProperty("fill-outline-color")?2:0),n(t,e,r,i,a))}function n(t,e,r,i,n){if(!l.isPatternMissing(r.paint["fill-pattern"],t))for(var o=!0,a=0,s=i;a<s.length;a+=1){var u=s[a],c=e.getTile(u),p=c.getBucket(r);p&&(t.enableTileClippingMask(u),n(t,e,r,c,u,p,o),o=!1)}}function o(t,e,r,i,n,o,a){var l=t.gl,u=o.programConfigurations.get(r.id);s("fill",r.paint["fill-pattern"],t,u,r,i,n,a).draw(l,l.TRIANGLES,r.id,o.layoutVertexBuffer,o.indexBuffer,o.segments,u)}function a(t,e,r,i,n,o,a){var l=t.gl,u=o.programConfigurations.get(r.id),c=r.paint["fill-pattern"]&&!r.getPaintProperty("fill-outline-color"),p=s("fillOutline",c,t,u,r,i,n,a);l.uniform2f(p.uniforms.u_world,l.drawingBufferWidth,l.drawingBufferHeight),p.draw(l,l.LINES,r.id,o.layoutVertexBuffer,o.indexBuffer2,o.segments2,u)}function s(t,e,r,i,n,o,a,s){var u,c=r.currentProgram;return e?(u=r.useProgram(t+"Pattern",i),(s||u!==c)&&(i.setUniforms(r.gl,u,n,{zoom:r.transform.zoom}),l.prepare(n.paint["fill-pattern"],r,u)),l.setTile(o,r,u)):(u=r.useProgram(t,i),(s||u!==c)&&i.setUniforms(r.gl,u,n,{zoom:r.transform.zoom})),r.gl.uniformMatrix4fv(u.uniforms.u_matrix,!1,r.translatePosMatrix(a.posMatrix,o,n.paint["fill-translate"],n.paint["fill-translate-anchor"])),u}var l=t("./pattern");e.exports=i},{"./pattern":80}],69:[function(t,e,r){"use strict";function i(t,e,r,i){if("3d"===t.renderPass){var a=t.gl;a.disable(a.STENCIL_TEST),a.enable(a.DEPTH_TEST),t.clearColor(),t.depthMask(!0);for(var s=0;s<i.length;s++)o(t,e,r,i[s])}else"translucent"===t.renderPass&&n(t,r)}function n(t,e){var r=t.prerenderedFrames[e.id];if(r){var i=t.gl,n=t.useProgram("extrusionTexture");i.disable(i.STENCIL_TEST),i.disable(i.DEPTH_TEST),i.activeTexture(i.TEXTURE0),i.bindTexture(i.TEXTURE_2D,r.texture),i.uniform1f(n.uniforms.u_opacity,e.paint["fill-extrusion-opacity"]),i.uniform1i(n.uniforms.u_image,0);var o=c.create();c.ortho(o,0,t.width,t.height,0,0,1),i.uniformMatrix4fv(n.uniforms.u_matrix,!1,o),i.uniform2f(n.uniforms.u_world,i.drawingBufferWidth,i.drawingBufferHeight),r.vao.bind(i,n,r.buffer),i.drawArrays(i.TRIANGLE_STRIP,0,4),t.viewportFrames.push(r),delete t.prerenderedFrames[e.id]}}function o(t,e,r,i){var n=e.getTile(i),o=n.getBucket(r);if(o){var s=t.gl,u=r.paint["fill-extrusion-pattern"],c=o.programConfigurations.get(r.id),p=t.useProgram(u?"fillExtrusionPattern":"fillExtrusion",c);if(c.setUniforms(s,p,r,{zoom:t.transform.zoom}),u){if(l.isPatternMissing(u,t))return;l.prepare(u,t,p),l.setTile(n,t,p),s.uniform1f(p.uniforms.u_height_factor,-Math.pow(2,i.z)/n.tileSize/8)}t.gl.uniformMatrix4fv(p.uniforms.u_matrix,!1,t.translatePosMatrix(i.posMatrix,n,r.paint["fill-extrusion-translate"],r.paint["fill-extrusion-translate-anchor"])),a(p,t),p.draw(s,s.TRIANGLES,r.id,o.layoutVertexBuffer,o.indexBuffer,o.segments,c)}}function a(t,e){var r=e.gl,i=e.style.light,n=i.calculated.position,o=[n.x,n.y,n.z],a=u.create();"viewport"===i.calculated.anchor&&u.fromRotation(a,-e.transform.angle),p.transformMat3(o,o,a),r.uniform3fv(t.uniforms.u_lightpos,o),r.uniform1f(t.uniforms.u_lightintensity,i.calculated.intensity),r.uniform3fv(t.uniforms.u_lightcolor,i.calculated.color.slice(0,3))}var s=t("@mapbox/gl-matrix"),l=t("./pattern"),u=s.mat3,c=s.mat4,p=s.vec3;e.exports=i},{"./pattern":80,"@mapbox/gl-matrix":1}],70:[function(t,e,r){"use strict";function i(t,e,r,i,a,s,l,u,c){var p,h,f,d,m=e.gl,v=a.paint["line-dasharray"],y=a.paint["line-pattern"];if(u||c){var g=1/o(r,1,e.transform.tileZoom);if(v){p=e.lineAtlas.getDash(v.from,"round"===a.layout["line-cap"]),h=e.lineAtlas.getDash(v.to,"round"===a.layout["line-cap"]);var _=p.width*v.fromScale,x=h.width*v.toScale;m.uniform2f(t.uniforms.u_patternscale_a,g/_,-p.height/2),m.uniform2f(t.uniforms.u_patternscale_b,g/x,-h.height/2),m.uniform1f(t.uniforms.u_sdfgamma,e.lineAtlas.width/(256*Math.min(_,x)*n.devicePixelRatio)/2)}else if(y){if(f=e.imageManager.getPattern(y.from),d=e.imageManager.getPattern(y.to),!f||!d)return;m.uniform2f(t.uniforms.u_pattern_size_a,f.displaySize[0]*y.fromScale/g,d.displaySize[1]),m.uniform2f(t.uniforms.u_pattern_size_b,d.displaySize[0]*y.toScale/g,d.displaySize[1]);var b=e.imageManager.getPixelSize(),w=b.width,T=b.height;m.uniform2fv(t.uniforms.u_texsize,[w,T])}m.uniform2f(t.uniforms.u_gl_units_to_pixels,1/e.transform.pixelsToGLUnits[0],1/e.transform.pixelsToGLUnits[1])}u&&(v?(m.uniform1i(t.uniforms.u_image,0),m.activeTexture(m.TEXTURE0),e.lineAtlas.bind(m),m.uniform1f(t.uniforms.u_tex_y_a,p.y),m.uniform1f(t.uniforms.u_tex_y_b,h.y),m.uniform1f(t.uniforms.u_mix,v.t)):y&&(m.uniform1i(t.uniforms.u_image,0),m.activeTexture(m.TEXTURE0),e.imageManager.bind(m),m.uniform2fv(t.uniforms.u_pattern_tl_a,f.tl),m.uniform2fv(t.uniforms.u_pattern_br_a,f.br),m.uniform2fv(t.uniforms.u_pattern_tl_b,d.tl),m.uniform2fv(t.uniforms.u_pattern_br_b,d.br),m.uniform1f(t.uniforms.u_fade,y.t))),e.enableTileClippingMask(s);var S=e.translatePosMatrix(s.posMatrix,r,a.paint["line-translate"],a.paint["line-translate-anchor"]);m.uniformMatrix4fv(t.uniforms.u_matrix,!1,S),m.uniform1f(t.uniforms.u_ratio,1/o(r,1,e.transform.zoom)),t.draw(m,m.TRIANGLES,a.id,i.layoutVertexBuffer,i.indexBuffer,i.segments,l)}var n=t("../util/browser"),o=t("../source/pixels_to_tile_units");e.exports=function(t,e,r,n){if("translucent"===t.renderPass){t.setDepthSublayer(0),t.depthMask(!1);var o=t.gl;if(o.enable(o.STENCIL_TEST),!(r.paint["line-width"]<=0))for(var a,s=r.paint["line-dasharray"]?"lineSDF":r.paint["line-pattern"]?"linePattern":"line",l=!0,u=0,c=n;u<c.length;u+=1){var p=c[u],h=e.getTile(p),f=h.getBucket(r);if(f){var d=f.programConfigurations.get(r.id),m=t.currentProgram,v=t.useProgram(s,d),y=l||v!==m,g=a!==h.coord.z;y&&d.setUniforms(t.gl,v,r,{zoom:t.transform.zoom}),i(v,t,h,f,r,p,d,y,g),a=h.coord.z,l=!1}}}}},{"../source/pixels_to_tile_units":93,"../util/browser":202}],71:[function(t,e,r){"use strict";function i(t,e,r,i){if("translucent"===t.renderPass){var l=t.gl,c=e.getSource(),p=t.useProgram("raster");l.enable(l.DEPTH_TEST),t.depthMask(!0),l.depthFunc(l.LESS),l.disable(l.STENCIL_TEST),l.uniform1f(p.uniforms.u_brightness_low,r.paint["raster-brightness-min"]),l.uniform1f(p.uniforms.u_brightness_high,r.paint["raster-brightness-max"]),l.uniform1f(p.uniforms.u_saturation_factor,a(r.paint["raster-saturation"])),l.uniform1f(p.uniforms.u_contrast_factor,o(r.paint["raster-contrast"])),l.uniform3fv(p.uniforms.u_spin_weights,n(r.paint["raster-hue-rotate"])),l.uniform1f(p.uniforms.u_buffer_scale,1),l.uniform1i(p.uniforms.u_image0,0),l.uniform1i(p.uniforms.u_image1,1);for(var h=i.length&&i[0].z,f=0,d=i;f<d.length;f+=1){var m=d[f];t.setDepthSublayer(m.z-h);var v=e.getTile(m),y=t.transform.calculatePosMatrix(m,e.getSource().maxzoom);v.registerFadeDuration(t.style.animationLoop,r.paint["raster-fade-duration"]),l.uniformMatrix4fv(p.uniforms.u_matrix,!1,y);var g=e.findLoadedParent(m,0,{}),_=s(v,g,e,r,t.transform),x=void 0,b=void 0;if(l.activeTexture(l.TEXTURE0),l.bindTexture(l.TEXTURE_2D,v.texture),l.activeTexture(l.TEXTURE1),g?(l.bindTexture(l.TEXTURE_2D,g.texture),x=Math.pow(2,g.coord.z-v.coord.z),b=[v.coord.x*x%1,v.coord.y*x%1]):l.bindTexture(l.TEXTURE_2D,v.texture),l.uniform2fv(p.uniforms.u_tl_parent,b||[0,0]),l.uniform1f(p.uniforms.u_scale_parent,x||1),l.uniform1f(p.uniforms.u_fade_t,_.mix),l.uniform1f(p.uniforms.u_opacity,_.opacity*r.paint["raster-opacity"]),c instanceof u){var w=c.boundsBuffer;c.boundsVAO.bind(l,p,w),l.drawArrays(l.TRIANGLE_STRIP,0,w.length)}else{var T=t.rasterBoundsBuffer;t.rasterBoundsVAO.bind(l,p,T),l.drawArrays(l.TRIANGLE_STRIP,0,T.length)}}l.depthFunc(l.LEQUAL)}}function n(t){t*=Math.PI/180;var e=Math.sin(t),r=Math.cos(t);return[(2*r+1)/3,(-Math.sqrt(3)*e-r+1)/3,(Math.sqrt(3)*e-r+1)/3]}function o(t){return t>0?1/(1-t):1+t}function a(t){return t>0?1-1/(1.001-t):-t}function s(t,e,r,i,n){var o=i.paint["raster-fade-duration"];if(o>0){var a=Date.now(),s=(a-t.timeAdded)/o,u=e?(a-e.timeAdded)/o:-1,c=r.getSource(),p=n.coveringZoomLevel({tileSize:c.tileSize,roundZoom:c.roundZoom}),h=!e||Math.abs(e.coord.z-p)>Math.abs(t.coord.z-p),f=h&&t.refreshedUponExpiration?1:l.clamp(h?s:1-u,0,1);return t.refreshedUponExpiration&&s>=1&&(t.refreshedUponExpiration=!1),e?{opacity:1,mix:1-f}:{opacity:f,mix:0}}return{opacity:1,mix:0}}var l=t("../util/util"),u=t("../source/image_source");e.exports=i},{"../source/image_source":91,"../util/util":223}],72:[function(t,e,r){"use strict";function i(t,e,r,i){if("translucent"===t.renderPass){var o=!(r.layout["text-allow-overlap"]||r.layout["icon-allow-overlap"]||r.layout["text-ignore-placement"]||r.layout["icon-ignore-placement"]),a=t.gl;o?a.disable(a.STENCIL_TEST):a.enable(a.STENCIL_TEST),t.setDepthSublayer(0),t.depthMask(!1),n(t,e,r,i,!1,r.paint["icon-translate"],r.paint["icon-translate-anchor"],r.layout["icon-rotation-alignment"],r.layout["icon-pitch-alignment"],r.layout["icon-keep-upright"]),n(t,e,r,i,!0,r.paint["text-translate"],r.paint["text-translate-anchor"],r.layout["text-rotation-alignment"],r.layout["text-pitch-alignment"],r.layout["text-keep-upright"]),e.map.showCollisionBoxes&&l(t,e,r,i)}}function n(t,e,r,i,n,s,l,p,h,d){var m=t.gl,v=t.transform,y="map"===p,g="map"===h,_=y&&"line"===r.layout["symbol-placement"],x=y&&!g&&!_,b=g;b?m.enable(m.DEPTH_TEST):m.disable(m.DEPTH_TEST);for(var w,T=0,S=i;T<S.length;T+=1){var z=S[T],A=e.getTile(z),C=A.getBucket(r);if(C){var E=n?C.text:C.icon;if(E&&E.segments.get().length){var k=E.programConfigurations.get(r.id),M=n||C.sdfIcons,L=n?C.textSizeData:C.iconSizeData;if(w||(w=t.useProgram(M?"symbolSDF":"symbolIcon",k),k.setUniforms(m,w,r,{zoom:t.transform.zoom}),o(w,t,r,n,x,g,L)),m.activeTexture(m.TEXTURE0),m.uniform1i(w.uniforms.u_texture,0),n)A.glyphAtlasTexture.bind(m.LINEAR,m.CLAMP_TO_EDGE),m.uniform2fv(w.uniforms.u_texsize,A.glyphAtlasTexture.size);else{var I=!r.isLayoutValueFeatureConstant("icon-size")||!r.isLayoutValueZoomConstant("icon-size")||1!==r.getLayoutValue("icon-size",{zoom:v.zoom})||C.iconsNeedLinear,P=g||0!==v.pitch;A.iconAtlasTexture.bind(M||t.options.rotating||t.options.zooming||I||P?m.LINEAR:m.NEAREST,m.CLAMP_TO_EDGE),m.uniform2fv(w.uniforms.u_texsize,A.iconAtlasTexture.size)}t.enableTileClippingMask(z),m.uniformMatrix4fv(w.uniforms.u_matrix,!1,t.translatePosMatrix(z.posMatrix,A,s,l));var R=u(A,1,t.transform.zoom),D=c.getLabelPlaneMatrix(z.posMatrix,g,y,t.transform,R),O=c.getGlCoordMatrix(z.posMatrix,g,y,t.transform,R);m.uniformMatrix4fv(w.uniforms.u_gl_coord_matrix,!1,t.translatePosMatrix(O,A,s,l,!0)),_?(m.uniformMatrix4fv(w.uniforms.u_label_plane_matrix,!1,f),c.updateLineLabels(C,z.posMatrix,t,n,D,O,g,d,R,r)):m.uniformMatrix4fv(w.uniforms.u_label_plane_matrix,!1,D),m.uniform1f(w.uniforms.u_collision_y_stretch,A.collisionTile.yStretch),a(w,k,t,r,A,E,n,M,g)}}}b||m.enable(m.DEPTH_TEST)}function o(t,e,r,i,n,o,a){var s=e.gl,l=e.transform;s.uniform1i(t.uniforms.u_pitch_with_map,o?1:0),s.uniform1f(t.uniforms.u_is_text,i?1:0),s.activeTexture(s.TEXTURE1),e.frameHistory.bind(s),s.uniform1i(t.uniforms.u_fadetexture,1),s.uniform1f(t.uniforms.u_pitch,l.pitch/360*2*Math.PI),s.uniform1i(t.uniforms.u_is_size_zoom_constant,a.isZoomConstant?1:0),s.uniform1i(t.uniforms.u_is_size_feature_constant,a.isFeatureConstant?1:0),s.uniform1f(t.uniforms.u_camera_to_center_distance,l.cameraToCenterDistance);var u=p.evaluateSizeForZoom(a,l,r,i);void 0!==u.uSizeT&&s.uniform1f(t.uniforms.u_size_t,u.uSizeT),void 0!==u.uSize&&s.uniform1f(t.uniforms.u_size,u.uSize),s.uniform1f(t.uniforms.u_aspect_ratio,l.width/l.height),s.uniform1i(t.uniforms.u_rotate_symbol,n?1:0)}function a(t,e,r,i,n,o,a,l,u){var c=r.gl,p=r.transform;if(l){var h=(a?"text":"icon")+"-halo-width",f=!i.isPaintValueFeatureConstant(h)||i.paint[h],d=u?Math.cos(p._pitch)*p.cameraToCenterDistance:1;c.uniform1f(t.uniforms.u_gamma_scale,d),f&&(c.uniform1f(t.uniforms.u_is_halo,1),s(o,i,c,t)),c.uniform1f(t.uniforms.u_is_halo,0)}s(o,i,c,t)}function s(t,e,r,i){i.draw(r,r.TRIANGLES,e.id,t.layoutVertexBuffer,t.indexBuffer,t.segments,t.programConfigurations.get(e.id),t.dynamicLayoutVertexBuffer)}var l=t("./draw_collision_debug"),u=t("../source/pixels_to_tile_units"),c=t("../symbol/projection"),p=t("../symbol/symbol_size"),h=t("@mapbox/gl-matrix").mat4,f=h.identity(new Float32Array(16));e.exports=i},{"../source/pixels_to_tile_units":93,"../symbol/projection":175,"../symbol/symbol_size":178,"./draw_collision_debug":66,"@mapbox/gl-matrix":1}],73:[function(t,e,r){"use strict";var i=function(){this.changeTimes=new Float64Array(256),this.changeOpacities=new Uint8Array(256),this.opacities=new Uint8ClampedArray(256),this.array=new Uint8Array(this.opacities.buffer),this.previousZoom=0,this.firstFrame=!0};i.prototype.record=function(t,e,r){var i=this;this.firstFrame&&(t=0,this.firstFrame=!1),e=Math.floor(10*e);var n;if(e<this.previousZoom)for(n=e+1;n<=this.previousZoom;n++)i.changeTimes[n]=t,i.changeOpacities[n]=i.opacities[n];else for(n=e;n>this.previousZoom;n--)i.changeTimes[n]=t,i.changeOpacities[n]=i.opacities[n];for(n=0;n<256;n++){var o=t-i.changeTimes[n],a=255*(r?o/r:1);i.opacities[n]=n<=e?i.changeOpacities[n]+a:i.changeOpacities[n]-a}this.changed=!0,this.previousZoom=e},i.prototype.isVisible=function(t){return 0!==this.opacities[Math.floor(10*t)]},i.prototype.bind=function(t){this.texture?(t.bindTexture(t.TEXTURE_2D,this.texture),this.changed&&(t.texSubImage2D(t.TEXTURE_2D,0,0,0,256,1,t.ALPHA,t.UNSIGNED_BYTE,this.array),this.changed=!1)):(this.texture=t.createTexture(),t.bindTexture(t.TEXTURE_2D,this.texture),t.texParameteri(t.TEXTURE_2D,t.TEXTURE_WRAP_S,t.CLAMP_TO_EDGE),t.texParameteri(t.TEXTURE_2D,t.TEXTURE_WRAP_T,t.CLAMP_TO_EDGE),t.texParameteri(t.TEXTURE_2D,t.TEXTURE_MIN_FILTER,t.NEAREST),t.texParameteri(t.TEXTURE_2D,t.TEXTURE_MAG_FILTER,t.NEAREST),t.texImage2D(t.TEXTURE_2D,0,t.ALPHA,256,1,0,t.ALPHA,t.UNSIGNED_BYTE,this.array))},e.exports=i},{}],74:[function(t,e,r){"use strict";function i(t){var e=a.create({width:0,height:0}),r={},i=new n(0,0,{autoResize:!0});for(var o in t){var l=t[o],u=r[o]={};for(var c in l){var p=l[+c];if(p&&0!==p.bitmap.width&&0!==p.bitmap.height){var h=i.packOne(p.bitmap.width+2*s,p.bitmap.height+2*s);a.resize(e,{width:i.w,height:i.h}),a.copy(p.bitmap,e,{x:0,y:0},{x:h.x+s,y:h.y+s},p.bitmap),u[c]={rect:h,metrics:p.metrics}}}}return i.shrink(),a.resize(e,{width:i.w,height:i.h}),{image:e,positions:r}}var n=t("@mapbox/shelf-pack"),o=t("../util/image"),a=o.AlphaImage,s=1;e.exports={makeGlyphAtlas:i}},{"../util/image":213,"@mapbox/shelf-pack":3}],75:[function(t,e,r){"use strict";var i=t("../style/load_glyph_range"),n=t("@mapbox/tiny-sdf"),o=t("../util/is_char_in_unicode_block"),a=t("../util/util"),s=a.asyncAll,l=t("../util/image"),u=l.AlphaImage,c=function(t,e){this.requestTransform=t,this.localIdeographFontFamily=e,this.entries={}};c.prototype.setURL=function(t){this.url=t},c.prototype.getGlyphs=function(t,e){var r=this,n=[];for(var o in t)for(var a=0,l=t[o];a<l.length;a+=1){var u=l[a];n.push({stack:o,id:u})}s(n,function(t,e){var n=t.stack,o=t.id,a=r.entries[n];a||(a=r.entries[n]={glyphs:{},requests:{}});var s=a.glyphs[o];if(void 0!==s)return void e(null,{stack:n,id:o,glyph:s});if(s=r._tinySDF(a,n,o))return void e(null,{stack:n,id:o,glyph:s});var l=Math.floor(o/256);if(256*l>65535)return void e(new Error("glyphs > 65535 not supported"));var u=a.requests[l];u||(u=a.requests[l]=[],i(n,l,r.url,r.requestTransform,function(t,e){if(e)for(var r in e)a.glyphs[+r]=e[+r];for(var i=0,n=u;i<n.length;i+=1)(0,n[i])(t,e);delete a.requests[l]})),u.push(function(t,r){t?e(t):r&&e(null,{stack:n,id:o,glyph:r[o]||null})})},function(t,r){if(t)e(t);else if(r){for(var i={},n=0,o=r;n<o.length;n+=1){var a=o[n],s=a.stack,l=a.id,u=a.glyph;(i[s]||(i[s]={}))[l]=u}e(null,i)}})},c.prototype._tinySDF=function(t,e,r){var i=this.localIdeographFontFamily;if(i&&(o["CJK Unified Ideographs"](r)||o["Hangul Syllables"](r))){var a=t.tinySDF;if(!a){var s="400";/bold/i.test(e)?s="900":/medium/i.test(e)?s="500":/light/i.test(e)&&(s="200"),a=t.tinySDF=new n(24,3,8,.25,i,s)}return{id:r,bitmap:u.create({width:30,height:30},a.draw(String.fromCharCode(r))),metrics:{width:24,height:24,left:0,top:-8,advance:24}}}},e.exports=c},{"../style/load_glyph_range":152,"../util/image":213,"../util/is_char_in_unicode_block":215,"../util/util":223,"@mapbox/tiny-sdf":4}],76:[function(t,e,r){"use strict";function i(t,e){var r=e.pixelRatio,i={x:t.x+l,y:t.y+l,w:t.w-2*l,h:t.h-2*l};return{pixelRatio:r,textureRect:i,tl:[i.x,i.y],br:[i.x+i.w,i.y+i.h],displaySize:[i.w/r,i.h/r]}}function n(t){var e=s.create({width:0,height:0}),r={},n=new o(0,0,{autoResize:!0});for(var a in t){var u=t[a],c=n.packOne(u.data.width+2*l,u.data.height+2*l);s.resize(e,{width:n.w,height:n.h}),s.copy(u.data,e,{x:0,y:0},{x:c.x+l,y:c.y+l},u.data),r[a]=i(c,u)}return n.shrink(),s.resize(e,{width:n.w,height:n.h}),{image:e,positions:r}}var o=t("@mapbox/shelf-pack"),a=t("../util/image"),s=a.RGBAImage,l=1;e.exports={imagePosition:i,makeImageAtlas:n}},{"../util/image":213,"@mapbox/shelf-pack":3}],77:[function(t,e,r){"use strict";var i=t("@mapbox/shelf-pack"),n=t("../util/image"),o=n.RGBAImage,a=t("./image_atlas"),s=a.imagePosition,l=t("./texture"),u=function(){this.images={},this.loaded=!1,this.requestors=[],this.shelfPack=new i(64,64,{autoResize:!0}),this.patterns={},this.atlasImage=o.create({width:64,height:64}),this.dirty=!0};u.prototype.isLoaded=function(){return this.loaded},u.prototype.setLoaded=function(t){var e=this;if(this.loaded!==t&&(this.loaded=t,t)){for(var r=0,i=e.requestors;r<i.length;r+=1){var n=i[r],o=n.ids,a=n.callback;e._notify(o,a)}this.requestors=[]}},u.prototype.getImage=function(t){return this.images[t]},u.prototype.addImage=function(t,e){this.images[t]=e},u.prototype.removeImage=function(t){delete this.images[t];var e=this.patterns[t];e&&(this.shelfPack.unref(e.bin),delete this.patterns[t])},u.prototype.getImages=function(t,e){var r=this,i=!0;if(!this.isLoaded())for(var n=0,o=t;n<o.length;n+=1){var a=o[n];r.images[a]||(i=!1)}this.isLoaded()||i?this._notify(t,e):this.requestors.push({ids:t,callback:e})},u.prototype._notify=function(t,e){for(var r=this,i={},n=0,o=t;n<o.length;n+=1){var a=o[n],s=r.images[a];s&&(i[a]=s)}e(null,i)},u.prototype.getPixelSize=function(){return{width:this.shelfPack.w,height:this.shelfPack.h}},u.prototype.getPattern=function(t){var e=this.patterns[t];if(e)return e.position;var r=this.getImage(t);if(!r)return null;var i=r.data.width+2,n=r.data.height+2,a=this.shelfPack.packOne(i,n);if(!a)return null;o.resize(this.atlasImage,this.getPixelSize());var l=r.data,u=this.atlasImage,c=a.x+1,p=a.y+1,h=l.width,f=l.height;o.copy(l,u,{x:0,y:0},{x:c,y:p},{width:h,height:f}),o.copy(l,u,{x:0,y:f-1},{x:c,y:p-1},{width:h,height:1}),o.copy(l,u,{x:0,y:0},{x:c,y:p+f},{width:h,height:1}),o.copy(l,u,{x:h-1,y:0},{x:c-1,y:p},{width:1,height:f}),o.copy(l,u,{x:0,y:0},{x:c+h,y:p},{width:1,height:f}),this.dirty=!0;var d=s(a,r);return this.patterns[t]={bin:a,position:d},d},u.prototype.bind=function(t){this.atlasTexture?this.dirty&&(this.atlasTexture.update(this.atlasImage),this.dirty=!1):this.atlasTexture=new l(t,this.atlasImage,t.RGBA),this.atlasTexture.bind(t.LINEAR,t.CLAMP_TO_EDGE)},e.exports=u},{"../util/image":213,"./image_atlas":76,"./texture":83,"@mapbox/shelf-pack":3}],78:[function(t,e,r){"use strict";var i=t("../util/util"),n=function(t,e){this.width=t,this.height=e,this.nextRow=0,this.bytes=4,this.data=new Uint8Array(this.width*this.height*this.bytes),this.positions={}};n.prototype.getDash=function(t,e){var r=t.join(",")+String(e);return this.positions[r]||(this.positions[r]=this.addDash(t,e)),this.positions[r]},n.prototype.addDash=function(t,e){var r=this,n=e?7:0,o=2*n+1;if(this.nextRow+o>this.height)return i.warnOnce("LineAtlas out of space"),null;for(var a=0,s=0;s<t.length;s++)a+=t[s];for(var l=this.width/a,u=l/2,c=t.length%2==1,p=-n;p<=n;p++)for(var h=r.nextRow+n+p,f=r.width*h,d=c?-t[t.length-1]:0,m=t[0],v=1,y=0;y<this.width;y++){for(;m<y/l;)d=m,m+=t[v],c&&v===t.length-1&&(m+=t[0]),v++;var g=Math.abs(y-d*l),_=Math.abs(y-m*l),x=Math.min(g,_),b=v%2==1,w=void 0;if(e){var T=n?p/n*(u+1):0;if(b){var S=u-Math.abs(T);w=Math.sqrt(x*x+S*S)}else w=u-Math.sqrt(x*x+T*T)}else w=(b?1:-1)*x;r.data[3+4*(f+y)]=Math.max(0,Math.min(255,w+128))}var z={y:(this.nextRow+n+.5)/this.height,height:2*n/this.height,width:a};return this.nextRow+=o,this.dirty=!0,z},n.prototype.bind=function(t){this.texture?(t.bindTexture(t.TEXTURE_2D,this.texture),this.dirty&&(this.dirty=!1,t.texSubImage2D(t.TEXTURE_2D,0,0,0,this.width,this.height,t.RGBA,t.UNSIGNED_BYTE,this.data))):(this.texture=t.createTexture(),t.bindTexture(t.TEXTURE_2D,this.texture),t.texParameteri(t.TEXTURE_2D,t.TEXTURE_WRAP_S,t.REPEAT),t.texParameteri(t.TEXTURE_2D,t.TEXTURE_WRAP_T,t.REPEAT),t.texParameteri(t.TEXTURE_2D,t.TEXTURE_MIN_FILTER,t.LINEAR),t.texParameteri(t.TEXTURE_2D,t.TEXTURE_MAG_FILTER,t.LINEAR),t.texImage2D(t.TEXTURE_2D,0,t.RGBA,this.width,this.height,0,t.RGBA,t.UNSIGNED_BYTE,this.data))},e.exports=n},{"../util/util":223}],79:[function(t,e,r){"use strict";var i=t("../util/browser"),n=t("@mapbox/gl-matrix").mat4,o=t("./frame_history"),a=t("../source/source_cache"),s=t("../data/extent"),l=t("../source/pixels_to_tile_units"),u=t("../util/util"),c=t("../gl/vertex_buffer"),p=t("./vertex_array_object"),h=t("../data/raster_bounds_array"),f=t("../data/pos_array"),d=t("../data/program_configuration"),m=d.ProgramConfiguration,v=t("../shaders"),y=t("./program"),g=t("./render_texture"),_={symbol:t("./draw_symbol"),circle:t("./draw_circle"),line:t("./draw_line"),fill:t("./draw_fill"),"fill-extrusion":t("./draw_fill_extrusion"),raster:t("./draw_raster"),background:t("./draw_background"),debug:t("./draw_debug")},x=function(t,e){this.gl=t,this.transform=e,this._tileTextures={},this.prerenderedFrames={},this.viewportFrames=[],this.frameHistory=new o,this.setup(),this.numSublayers=a.maxUnderzooming+a.maxOverzooming+1,this.depthEpsilon=1/Math.pow(2,16),this.lineWidthRange=t.getParameter(t.ALIASED_LINE_WIDTH_RANGE),this.basicFillProgramConfiguration=m.createBasicFill(),this.emptyProgramConfiguration=new m};x.prototype.resize=function(t,e){var r=this,n=this.gl;this.width=t*i.devicePixelRatio,this.height=e*i.devicePixelRatio,n.viewport(0,0,this.width,this.height);for(var o=0,a=r.viewportFrames;o<a.length;o+=1){var s=a[o];r.gl.deleteTexture(s.texture),r.gl.deleteFramebuffer(s.fbo)}this.viewportFrames=[],this.depthRbo&&(this.gl.deleteRenderbuffer(this.depthRbo),this.depthRbo=null)},x.prototype.setup=function(){var t=this.gl;t.enable(t.BLEND),t.blendFunc(t.ONE,t.ONE_MINUS_SRC_ALPHA),t.enable(t.STENCIL_TEST),t.enable(t.DEPTH_TEST),t.depthFunc(t.LEQUAL),this._depthMask=!1,t.depthMask(!1);var e=new f;e.emplaceBack(0,0),e.emplaceBack(s,0),e.emplaceBack(0,s),e.emplaceBack(s,s),this.tileExtentBuffer=new c(t,e),this.tileExtentVAO=new p,this.tileExtentPatternVAO=new p;var r=new f;r.emplaceBack(0,0),r.emplaceBack(s,0),r.emplaceBack(s,s),r.emplaceBack(0,s),r.emplaceBack(0,0),this.debugBuffer=new c(t,r),this.debugVAO=new p;var i=new h;i.emplaceBack(0,0,0,0),i.emplaceBack(s,0,s,0),i.emplaceBack(0,s,0,s),i.emplaceBack(s,s,s,s),this.rasterBoundsBuffer=new c(t,i),this.rasterBoundsVAO=new p,this.extTextureFilterAnisotropic=t.getExtension("EXT_texture_filter_anisotropic")||t.getExtension("MOZ_EXT_texture_filter_anisotropic")||t.getExtension("WEBKIT_EXT_texture_filter_anisotropic"),this.extTextureFilterAnisotropic&&(this.extTextureFilterAnisotropicMax=t.getParameter(this.extTextureFilterAnisotropic.MAX_TEXTURE_MAX_ANISOTROPY_EXT))},x.prototype.clearColor=function(){var t=this.gl;t.clearColor(0,0,0,0),t.clear(t.COLOR_BUFFER_BIT)},x.prototype.clearStencil=function(){var t=this.gl;t.clearStencil(0),t.stencilMask(255),t.clear(t.STENCIL_BUFFER_BIT)},x.prototype.clearDepth=function(){var t=this.gl;t.clearDepth(1),this.depthMask(!0),t.clear(t.DEPTH_BUFFER_BIT)},x.prototype._renderTileClippingMasks=function(t){var e=this,r=this.gl;r.colorMask(!1,!1,!1,!1),this.depthMask(!1),r.disable(r.DEPTH_TEST),r.enable(r.STENCIL_TEST),r.stencilMask(255),r.stencilOp(r.KEEP,r.KEEP,r.REPLACE);var i=1;this._tileClippingMaskIDs={};for(var n=0,o=t;n<o.length;n+=1){var a=o[n],s=e._tileClippingMaskIDs[a.id]=i++;r.stencilFunc(r.ALWAYS,s,255);var l=e.useProgram("fill",e.basicFillProgramConfiguration);r.uniformMatrix4fv(l.uniforms.u_matrix,!1,a.posMatrix),e.tileExtentVAO.bind(r,l,e.tileExtentBuffer),r.drawArrays(r.TRIANGLE_STRIP,0,e.tileExtentBuffer.length)}r.stencilMask(0),r.colorMask(!0,!0,!0,!0),this.depthMask(!0),r.enable(r.DEPTH_TEST)},x.prototype.enableTileClippingMask=function(t){var e=this.gl;e.stencilFunc(e.EQUAL,this._tileClippingMaskIDs[t.id],255)},x.prototype.render=function(t,e){var r=this;this.style=t,this.options=e,this.lineAtlas=t.lineAtlas,this.imageManager=t.imageManager,this.glyphManager=t.glyphManager,this.frameHistory.record(Date.now(),this.transform.zoom,t.getTransition().duration);for(var i in r.style.sourceCaches){var n=r.style.sourceCaches[i];n.used&&n.prepare(r.gl)}var o=this.style._order;this.renderPass="3d";for(var a,s=!0,l=[],u=0;u<o.length;u++){var c=r.style._layers[o[u]];if(c.has3DPass()&&!c.isHidden(r.transform.zoom)&&(c.source!==(a&&a.id)&&(a=r.style.sourceCaches[c.source],l=[],a&&(r.clearStencil(),l=a.getVisibleCoordinates()),l.reverse()),l.length)){r._setup3DRenderbuffer();var p=r.viewportFrames.pop()||new g(r);p.bindWithDepth(r.depthRbo),s&&(r.clearDepth(),s=!1),r.renderLayer(r,a,c,l),p.unbind(),r.prerenderedFrames[c.id]=p}}this.clearColor(),this.clearDepth(),this.showOverdrawInspector(e.showOverdrawInspector),this.depthRange=(t._order.length+2)*this.numSublayers*this.depthEpsilon,this.renderPass="opaque";var h,f=[];for(this.currentLayer=o.length-1,this._showOverdrawInspector||this.gl.disable(this.gl.BLEND),this.currentLayer;this.currentLayer>=0;this.currentLayer--){var d=r.style._layers[o[r.currentLayer]];d.source!==(h&&h.id)&&(h=r.style.sourceCaches[d.source],f=[],h&&(r.clearStencil(),f=h.getVisibleCoordinates(),h.getSource().isTileClipped&&r._renderTileClippingMasks(f))),r.renderLayer(r,h,d,f)}this.renderPass="translucent";var m,v=[];for(this.gl.enable(this.gl.BLEND),this.currentLayer=0,this.currentLayer;this.currentLayer<o.length;this.currentLayer++){var y=r.style._layers[o[r.currentLayer]];y.source!==(m&&m.id)&&(m=r.style.sourceCaches[y.source],v=[],m&&(r.clearStencil(),v=m.getVisibleCoordinates(),m.getSource().isTileClipped&&r._renderTileClippingMasks(v)),v.reverse()),r.renderLayer(r,m,y,v)}if(this.options.showTileBoundaries){var x=this.style.sourceCaches[Object.keys(this.style.sourceCaches)[0]];x&&_.debug(this,x,x.getVisibleCoordinates())}},x.prototype._setup3DRenderbuffer=function(){if(!this.depthRbo){var t=this.gl;this.depthRbo=t.createRenderbuffer(),t.bindRenderbuffer(t.RENDERBUFFER,this.depthRbo),t.renderbufferStorage(t.RENDERBUFFER,t.DEPTH_COMPONENT16,this.width,this.height),t.bindRenderbuffer(t.RENDERBUFFER,null)}this.depthRboAttached=!0},x.prototype.depthMask=function(t){t!==this._depthMask&&(this._depthMask=t,this.gl.depthMask(t))},x.prototype.renderLayer=function(t,e,r,i){r.isHidden(this.transform.zoom)||("background"===r.type||i.length)&&(this.id=r.id,_[r.type](t,e,r,i))},x.prototype.setDepthSublayer=function(t){var e=1-((1+this.currentLayer)*this.numSublayers+t)*this.depthEpsilon,r=e-1+this.depthRange;this.gl.depthRange(r,e)},x.prototype.translatePosMatrix=function(t,e,r,i,o){if(!r[0]&&!r[1])return t;var a=o?"map"===i?this.transform.angle:0:"viewport"===i?-this.transform.angle:0;if(a){var s=Math.sin(a),u=Math.cos(a);r=[r[0]*u-r[1]*s,r[0]*s+r[1]*u]}var c=[o?r[0]:l(e,r[0],this.transform.zoom),o?r[1]:l(e,r[1],this.transform.zoom),0],p=new Float32Array(16);return n.translate(p,t,c),p},x.prototype.saveTileTexture=function(t){var e=this._tileTextures[t.size];e?e.push(t):this._tileTextures[t.size]=[t]},x.prototype.getTileTexture=function(t){var e=this._tileTextures[t];return e&&e.length>0?e.pop():null},x.prototype.lineWidth=function(t){this.gl.lineWidth(u.clamp(t,this.lineWidthRange[0],this.lineWidthRange[1]))},x.prototype.showOverdrawInspector=function(t){if(t||this._showOverdrawInspector){this._showOverdrawInspector=t;var e=this.gl;t?(e.blendFunc(e.CONSTANT_COLOR,e.ONE),e.blendColor(1/8,1/8,1/8,0),e.clearColor(0,0,0,1),e.clear(e.COLOR_BUFFER_BIT)):e.blendFunc(e.ONE,e.ONE_MINUS_SRC_ALPHA)}},x.prototype._createProgramCached=function(t,e){this.cache=this.cache||{};var r=""+t+(e.cacheKey||"")+(this._showOverdrawInspector?"/overdraw":"");return this.cache[r]||(this.cache[r]=new y(this.gl,v[t],e,this._showOverdrawInspector)),this.cache[r]},x.prototype.useProgram=function(t,e){var r=this.gl,i=this._createProgramCached(t,e||this.emptyProgramConfiguration);return this.currentProgram!==i&&(r.useProgram(i.program),this.currentProgram=i),i},e.exports=x},{"../data/extent":48,"../data/pos_array":52,"../data/program_configuration":53,"../data/raster_bounds_array":54,"../gl/vertex_buffer":62,"../shaders":86,"../source/pixels_to_tile_units":93,"../source/source_cache":98,"../util/browser":202,"../util/util":223,"./draw_background":64,"./draw_circle":65,"./draw_debug":67,"./draw_fill":68,"./draw_fill_extrusion":69,"./draw_line":70,"./draw_raster":71,"./draw_symbol":72,"./frame_history":73,"./program":81,"./render_texture":82,"./vertex_array_object":84,"@mapbox/gl-matrix":1}],80:[function(t,e,r){"use strict";var i=t("../source/pixels_to_tile_units");r.isPatternMissing=function(t,e){if(!t)return!1;var r=e.imageManager.getPattern(t.from),i=e.imageManager.getPattern(t.to);return!r||!i},r.prepare=function(t,e,r){var i=e.gl,n=e.imageManager.getPattern(t.from),o=e.imageManager.getPattern(t.to);i.uniform1i(r.uniforms.u_image,0),i.uniform2fv(r.uniforms.u_pattern_tl_a,n.tl),i.uniform2fv(r.uniforms.u_pattern_br_a,n.br),i.uniform2fv(r.uniforms.u_pattern_tl_b,o.tl),i.uniform2fv(r.uniforms.u_pattern_br_b,o.br);var a=e.imageManager.getPixelSize(),s=a.width,l=a.height;i.uniform2fv(r.uniforms.u_texsize,[s,l]),i.uniform1f(r.uniforms.u_mix,t.t),i.uniform2fv(r.uniforms.u_pattern_size_a,n.displaySize),i.uniform2fv(r.uniforms.u_pattern_size_b,o.displaySize),i.uniform1f(r.uniforms.u_scale_a,t.fromScale),i.uniform1f(r.uniforms.u_scale_b,t.toScale),i.activeTexture(i.TEXTURE0),e.imageManager.bind(i)},r.setTile=function(t,e,r){var n=e.gl;n.uniform1f(r.uniforms.u_tile_units_to_pixels,1/i(t,1,e.transform.tileZoom));var o=Math.pow(2,t.coord.z),a=t.tileSize*Math.pow(2,e.transform.tileZoom)/o,s=a*(t.coord.x+t.coord.w*o),l=a*t.coord.y;n.uniform2f(r.uniforms.u_pixel_coord_upper,s>>16,l>>16),n.uniform2f(r.uniforms.u_pixel_coord_lower,65535&s,65535&l)}},{"../source/pixels_to_tile_units":93}],81:[function(t,e,r){"use strict";var i=t("../util/browser"),n=t("../shaders"),o=t("../data/program_configuration"),a=(o.ProgramConfiguration,t("./vertex_array_object")),s=function(t,e,r,o){var a=this;this.gl=t,this.program=t.createProgram();var s=r.defines().concat("#define DEVICE_PIXEL_RATIO "+i.devicePixelRatio.toFixed(1));o&&s.push("#define OVERDRAW_INSPECTOR;");var l=s.concat(n.prelude.fragmentSource,e.fragmentSource).join("\n"),u=s.concat(n.prelude.vertexSource,e.vertexSource).join("\n"),c=t.createShader(t.FRAGMENT_SHADER);t.shaderSource(c,l),t.compileShader(c),t.attachShader(this.program,c);var p=t.createShader(t.VERTEX_SHADER);t.shaderSource(p,u),t.compileShader(p),t.attachShader(this.program,p);for(var h=r.interface?r.interface.layoutAttributes:[],f=0;f<h.length;f++)t.bindAttribLocation(a.program,f,h[f].name);t.linkProgram(this.program),this.numAttributes=t.getProgramParameter(this.program,t.ACTIVE_ATTRIBUTES),this.attributes={},this.uniforms={};for(var d=0;d<this.numAttributes;d++){var m=t.getActiveAttrib(a.program,d);m&&(a.attributes[m.name]=t.getAttribLocation(a.program,m.name))}for(var v=t.getProgramParameter(this.program,t.ACTIVE_UNIFORMS),y=0;y<v;y++){var g=t.getActiveUniform(a.program,y);g&&(a.uniforms[g.name]=t.getUniformLocation(a.program,g.name))}};s.prototype.draw=function(t,e,r,i,n,o,s,l){for(var u,c=this,p=(u={},u[t.LINES]=2,u[t.TRIANGLES]=3,u)[e],h=0,f=o.get();h<f.length;h+=1){var d=f[h],m=d.vaos||(d.vaos={});(m[r]||(m[r]=new a)).bind(t,c,i,n,s&&s.paintVertexBuffer,d.vertexOffset,l),t.drawElements(e,d.primitiveLength*p,t.UNSIGNED_SHORT,d.primitiveOffset*p*2)}},e.exports=s},{"../data/program_configuration":53,"../shaders":86,"../util/browser":202,"./vertex_array_object":84}],82:[function(t,e,r){"use strict";var i=t("../gl/vertex_buffer"),n=t("./vertex_array_object"),o=t("../data/pos_array"),a=function(t){var e=this.gl=t.gl,r=this.texture=e.createTexture();e.bindTexture(e.TEXTURE_2D,r),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.LINEAR),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.LINEAR),e.texImage2D(e.TEXTURE_2D,0,e.RGBA,t.width,t.height,0,e.RGBA,e.UNSIGNED_BYTE,null),e.bindTexture(e.TEXTURE_2D,null);var a=this.fbo=e.createFramebuffer();e.bindFramebuffer(e.FRAMEBUFFER,a),e.framebufferTexture2D(e.FRAMEBUFFER,e.COLOR_ATTACHMENT0,e.TEXTURE_2D,r,0);var s=new o;s.emplaceBack(0,0),s.emplaceBack(1,0),s.emplaceBack(0,1),s.emplaceBack(1,1),this.buffer=new i(e,s),this.vao=new n};a.prototype.bindWithDepth=function(t){var e=this.gl;e.bindFramebuffer(e.FRAMEBUFFER,this.fbo),this.attachedRbo!==t&&(e.framebufferRenderbuffer(e.FRAMEBUFFER,e.DEPTH_ATTACHMENT,e.RENDERBUFFER,t),this.attachedRbo=t)},a.prototype.unbind=function(){var t=this.gl;t.bindFramebuffer(t.FRAMEBUFFER,null)},e.exports=a},{"../data/pos_array":52,"../gl/vertex_buffer":62,"./vertex_array_object":84}],83:[function(t,e,r){"use strict";var i=function(t,e,r){this.gl=t;var i=e.width,n=e.height;this.size=[i,n],this.format=r,this.texture=t.createTexture(),this.update(e)};i.prototype.update=function(t){var e=t.width,r=t.height,i=t.data;this.size=[e,r];var n=this,o=n.gl;o.bindTexture(o.TEXTURE_2D,this.texture),o.pixelStorei(o.UNPACK_ALIGNMENT,1),this.format===o.RGBA&&o.pixelStorei(o.UNPACK_PREMULTIPLY_ALPHA_WEBGL,!0),o.texImage2D(o.TEXTURE_2D,0,this.format,e,r,0,this.format,o.UNSIGNED_BYTE,i)},i.prototype.bind=function(t,e){var r=this,i=r.gl;i.bindTexture(i.TEXTURE_2D,this.texture),t!==this.filter&&(i.texParameteri(i.TEXTURE_2D,i.TEXTURE_MAG_FILTER,t),i.texParameteri(i.TEXTURE_2D,i.TEXTURE_MIN_FILTER,t),this.filter=t),e!==this.wrap&&(i.texParameteri(i.TEXTURE_2D,i.TEXTURE_WRAP_S,e),i.texParameteri(i.TEXTURE_2D,i.TEXTURE_WRAP_T,e),this.wrap=e)},i.prototype.destroy=function(){this.gl.deleteTexture(this.texture),this.texture=null},e.exports=i},{}],84:[function(t,e,r){"use strict";var i=function(){this.boundProgram=null,this.boundVertexBuffer=null,this.boundVertexBuffer2=null,this.boundIndexBuffer=null,this.boundVertexOffset=null,this.boundDynamicVertexBuffer=null,this.vao=null};i.prototype.bind=function(t,e,r,i,n,o,a){void 0===t.extVertexArrayObject&&(t.extVertexArrayObject=t.getExtension("OES_vertex_array_object"));var s=!this.vao||this.boundProgram!==e||this.boundVertexBuffer!==r||this.boundVertexBuffer2!==n||this.boundIndexBuffer!==i||this.boundVertexOffset!==o||this.boundDynamicVertexBuffer!==a;!t.extVertexArrayObject||s?(this.freshBind(t,e,r,i,n,o,a),this.gl=t):(t.extVertexArrayObject.bindVertexArrayOES(this.vao),a&&a.bind())},i.prototype.freshBind=function(t,e,r,i,n,o,a){var s,l=e.numAttributes;if(t.extVertexArrayObject)this.vao&&this.destroy(),this.vao=t.extVertexArrayObject.createVertexArrayOES(),t.extVertexArrayObject.bindVertexArrayOES(this.vao),s=0,this.boundProgram=e,this.boundVertexBuffer=r,this.boundVertexBuffer2=n,this.boundIndexBuffer=i,this.boundVertexOffset=o,this.boundDynamicVertexBuffer=a;else{s=t.currentNumAttributes||0;for(var u=l;u<s;u++)t.disableVertexAttribArray(u)}r.enableAttributes(t,e),n&&n.enableAttributes(t,e),a&&a.enableAttributes(t,e),r.bind(),r.setVertexAttribPointers(t,e,o),n&&(n.bind(),n.setVertexAttribPointers(t,e,o)),a&&(a.bind(),a.setVertexAttribPointers(t,e,o)),i&&i.bind(),t.currentNumAttributes=l},i.prototype.destroy=function(){this.vao&&(this.gl.extVertexArrayObject.deleteVertexArrayOES(this.vao),this.vao=null)},e.exports=i},{}],85:[function(t,e,r){"use strict";var i=t("../util/util");r.packUint8ToFloat=function(t,e){return t=i.clamp(Math.floor(t),0,255),e=i.clamp(Math.floor(e),0,255),256*t+e}},{"../util/util":223}],86:[function(t,e,r){"use strict";var i={prelude:{fragmentSource:"#ifdef GL_ES\nprecision mediump float;\n#else\n\n#if !defined(lowp)\n#define lowp\n#endif\n\n#if !defined(mediump)\n#define mediump\n#endif\n\n#if !defined(highp)\n#define highp\n#endif\n\n#endif\n",vertexSource:"#ifdef GL_ES\nprecision highp float;\n#else\n\n#if !defined(lowp)\n#define lowp\n#endif\n\n#if !defined(mediump)\n#define mediump\n#endif\n\n#if !defined(highp)\n#define highp\n#endif\n\n#endif\n\n// Unpack a pair of values that have been packed into a single float.\n// The packed values are assumed to be 8-bit unsigned integers, and are\n// packed like so:\n// packedValue = floor(input[0]) * 256 + input[1],\nvec2 unpack_float(const float packedValue) {\n    int packedIntValue = int(packedValue);\n    int v0 = packedIntValue / 256;\n    return vec2(v0, packedIntValue - v0 * 256);\n}\n\n\n// To minimize the number of attributes needed, we encode a 4-component\n// color into a pair of floats (i.e. a vec2) as follows:\n// [ floor(color.r * 255) * 256 + color.g * 255,\n//   floor(color.b * 255) * 256 + color.g * 255 ]\nvec4 decode_color(const vec2 encodedColor) {\n    return vec4(\n        unpack_float(encodedColor[0]) / 255.0,\n        unpack_float(encodedColor[1]) / 255.0\n    );\n}\n\n// Unpack a pair of paint values and interpolate between them.\nfloat unpack_mix_vec2(const vec2 packedValue, const float t) {\n    return mix(packedValue[0], packedValue[1], t);\n}\n\n// Unpack a pair of paint values and interpolate between them.\nvec4 unpack_mix_vec4(const vec4 packedColors, const float t) {\n    vec4 minColor = decode_color(vec2(packedColors[0], packedColors[1]));\n    vec4 maxColor = decode_color(vec2(packedColors[2], packedColors[3]));\n    return mix(minColor, maxColor, t);\n}\n\n// The offset depends on how many pixels are between the world origin and the edge of the tile:\n// vec2 offset = mod(pixel_coord, size)\n//\n// At high zoom levels there are a ton of pixels between the world origin and the edge of the tile.\n// The glsl spec only guarantees 16 bits of precision for highp floats. We need more than that.\n//\n// The pixel_coord is passed in as two 16 bit values:\n// pixel_coord_upper = floor(pixel_coord / 2^16)\n// pixel_coord_lower = mod(pixel_coord, 2^16)\n//\n// The offset is calculated in a series of steps that should preserve this precision:\nvec2 get_pattern_pos(const vec2 pixel_coord_upper, const vec2 pixel_coord_lower,\n    const vec2 pattern_size, const float tile_units_to_pixels, const vec2 pos) {\n\n    vec2 offset = mod(mod(mod(pixel_coord_upper, pattern_size) * 256.0, pattern_size) * 256.0 + pixel_coord_lower, pattern_size);\n    return (tile_units_to_pixels * pos + offset) / pattern_size;\n}\n"},circle:{fragmentSource:"#pragma mapbox: define highp vec4 color\n#pragma mapbox: define mediump float radius\n#pragma mapbox: define lowp float blur\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define highp vec4 stroke_color\n#pragma mapbox: define mediump float stroke_width\n#pragma mapbox: define lowp float stroke_opacity\n\nvarying vec3 v_data;\n\nvoid main() {\n    #pragma mapbox: initialize highp vec4 color\n    #pragma mapbox: initialize mediump float radius\n    #pragma mapbox: initialize lowp float blur\n    #pragma mapbox: initialize lowp float opacity\n    #pragma mapbox: initialize highp vec4 stroke_color\n    #pragma mapbox: initialize mediump float stroke_width\n    #pragma mapbox: initialize lowp float stroke_opacity\n\n    vec2 extrude = v_data.xy;\n    float extrude_length = length(extrude);\n\n    lowp float antialiasblur = v_data.z;\n    float antialiased_blur = -max(blur, antialiasblur);\n\n    float opacity_t = smoothstep(0.0, antialiased_blur, extrude_length - 1.0);\n\n    float color_t = stroke_width < 0.01 ? 0.0 : smoothstep(\n        antialiased_blur,\n        0.0,\n        extrude_length - radius / (radius + stroke_width)\n    );\n\n    gl_FragColor = opacity_t * mix(color * opacity, stroke_color * stroke_opacity, color_t);\n\n#ifdef OVERDRAW_INSPECTOR\n    gl_FragColor = vec4(1.0);\n#endif\n}\n",vertexSource:"uniform mat4 u_matrix;\nuniform bool u_scale_with_map;\nuniform bool u_pitch_with_map;\nuniform vec2 u_extrude_scale;\nuniform highp float u_camera_to_center_distance;\n\nattribute vec2 a_pos;\n\n#pragma mapbox: define highp vec4 color\n#pragma mapbox: define mediump float radius\n#pragma mapbox: define lowp float blur\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define highp vec4 stroke_color\n#pragma mapbox: define mediump float stroke_width\n#pragma mapbox: define lowp float stroke_opacity\n\nvarying vec3 v_data;\n\nvoid main(void) {\n    #pragma mapbox: initialize highp vec4 color\n    #pragma mapbox: initialize mediump float radius\n    #pragma mapbox: initialize lowp float blur\n    #pragma mapbox: initialize lowp float opacity\n    #pragma mapbox: initialize highp vec4 stroke_color\n    #pragma mapbox: initialize mediump float stroke_width\n    #pragma mapbox: initialize lowp float stroke_opacity\n\n    // unencode the extrusion vector that we snuck into the a_pos vector\n    vec2 extrude = vec2(mod(a_pos, 2.0) * 2.0 - 1.0);\n\n    // multiply a_pos by 0.5, since we had it * 2 in order to sneak\n    // in extrusion data\n    vec2 circle_center = floor(a_pos * 0.5);\n    if (u_pitch_with_map) {\n        vec2 corner_position = circle_center;\n        if (u_scale_with_map) {\n            corner_position += extrude * (radius + stroke_width) * u_extrude_scale;\n        } else {\n            // Pitching the circle with the map effectively scales it with the map\n            // To counteract the effect for pitch-scale: viewport, we rescale the\n            // whole circle based on the pitch scaling effect at its central point\n            vec4 projected_center = u_matrix * vec4(circle_center, 0, 1);\n            corner_position += extrude * (radius + stroke_width) * u_extrude_scale * (projected_center.w / u_camera_to_center_distance);\n        }\n\n        gl_Position = u_matrix * vec4(corner_position, 0, 1);\n    } else {\n        gl_Position = u_matrix * vec4(circle_center, 0, 1);\n\n        if (u_scale_with_map) {\n            gl_Position.xy += extrude * (radius + stroke_width) * u_extrude_scale * u_camera_to_center_distance;\n        } else {\n            gl_Position.xy += extrude * (radius + stroke_width) * u_extrude_scale * gl_Position.w;\n        }\n    }\n\n    // This is a minimum blur distance that serves as a faux-antialiasing for\n    // the circle. since blur is a ratio of the circle's size and the intent is\n    // to keep the blur at roughly 1px, the two are inversely related.\n    lowp float antialiasblur = 1.0 / DEVICE_PIXEL_RATIO / (radius + stroke_width);\n\n    v_data = vec3(extrude.x, extrude.y, antialiasblur);\n}\n"},collisionBox:{fragmentSource:"uniform float u_zoom;\n// u_maxzoom is derived from the maximum scale considered by the CollisionTile\n// Labels with placement zoom greater than this value will not be placed,\n// regardless of perspective effects.\nuniform float u_maxzoom;\nuniform sampler2D u_fadetexture;\n\n// v_max_zoom is a collision-box-specific value that controls when line-following\n// collision boxes are used.\nvarying float v_max_zoom;\nvarying float v_placement_zoom;\nvarying float v_perspective_zoom_adjust;\nvarying vec2 v_fade_tex;\n\nvoid main() {\n\n    float alpha = 0.5;\n\n    // Green = no collisions, label is showing\n    gl_FragColor = vec4(0.0, 1.0, 0.0, 1.0) * alpha;\n\n    // Red = collision, label hidden\n    if (texture2D(u_fadetexture, v_fade_tex).a < 1.0) {\n        gl_FragColor = vec4(1.0, 0.0, 0.0, 1.0) * alpha;\n    }\n\n    // Faded black = this collision box is not used at this zoom (for curved labels)\n    if (u_zoom >= v_max_zoom + v_perspective_zoom_adjust) {\n        gl_FragColor = vec4(0.0, 0.0, 0.0, 1.0) * alpha * 0.25;\n    }\n\n    // Faded blue = the placement scale for this label is beyond the CollisionTile\n    // max scale, so it's impossible for this label to show without collision detection\n    // being run again (the label's glyphs haven't even been added to the symbol bucket)\n    if (v_placement_zoom >= u_maxzoom) {\n        gl_FragColor = vec4(0.0, 0.0, 1.0, 1.0) * alpha * 0.2;\n    }\n}\n",vertexSource:"attribute vec2 a_pos;\nattribute vec2 a_anchor_pos;\nattribute vec2 a_extrude;\nattribute vec2 a_data;\n\nuniform mat4 u_matrix;\nuniform float u_scale;\nuniform float u_pitch;\nuniform float u_collision_y_stretch;\nuniform float u_camera_to_center_distance;\n\nvarying float v_max_zoom;\nvarying float v_placement_zoom;\nvarying float v_perspective_zoom_adjust;\nvarying vec2 v_fade_tex;\n\nvoid main() {\n    vec4 projectedPoint = u_matrix * vec4(a_anchor_pos, 0, 1);\n    highp float camera_to_anchor_distance = projectedPoint.w;\n    highp float collision_perspective_ratio = 1.0 + 0.5 * ((camera_to_anchor_distance / u_camera_to_center_distance) - 1.0);\n\n    highp float incidence_stretch  = camera_to_anchor_distance / (u_camera_to_center_distance * cos(u_pitch));\n    highp float collision_adjustment = max(1.0, incidence_stretch / u_collision_y_stretch);\n\n    gl_Position = u_matrix * vec4(a_pos + a_extrude * collision_perspective_ratio * collision_adjustment / u_scale, 0.0, 1.0);\n\n    v_max_zoom = a_data.x;\n    v_placement_zoom = a_data.y;\n\n    v_perspective_zoom_adjust = floor(log2(collision_perspective_ratio * collision_adjustment) * 10.0);\n    v_fade_tex = vec2((v_placement_zoom + v_perspective_zoom_adjust) / 255.0, 0.0);\n}\n"},debug:{fragmentSource:"uniform highp vec4 u_color;\n\nvoid main() {\n    gl_FragColor = u_color;\n}\n",vertexSource:"attribute vec2 a_pos;\n\nuniform mat4 u_matrix;\n\nvoid main() {\n    // We are using Int16 for texture position coordinates to give us enough precision for\n    // fractional coordinates. We use 8192 to scale the texture coordinates in the buffer\n    // as an arbitrarily high number to preserve adequate precision when rendering.\n    // This is also the same value as the EXTENT we are using for our tile buffer pos coordinates,\n    // so math for modifying either is consistent.\n    gl_Position = u_matrix * vec4(a_pos, step(8192.0, a_pos.x), 1);\n}\n"},fill:{fragmentSource:"#pragma mapbox: define highp vec4 color\n#pragma mapbox: define lowp float opacity\n\nvoid main() {\n    #pragma mapbox: initialize highp vec4 color\n    #pragma mapbox: initialize lowp float opacity\n\n    gl_FragColor = color * opacity;\n\n#ifdef OVERDRAW_INSPECTOR\n    gl_FragColor = vec4(1.0);\n#endif\n}\n",vertexSource:"attribute vec2 a_pos;\n\nuniform mat4 u_matrix;\n\n#pragma mapbox: define highp vec4 color\n#pragma mapbox: define lowp float opacity\n\nvoid main() {\n    #pragma mapbox: initialize highp vec4 color\n    #pragma mapbox: initialize lowp float opacity\n\n    gl_Position = u_matrix * vec4(a_pos, 0, 1);\n}\n"},fillOutline:{fragmentSource:"#pragma mapbox: define highp vec4 outline_color\n#pragma mapbox: define lowp float opacity\n\nvarying vec2 v_pos;\n\nvoid main() {\n    #pragma mapbox: initialize highp vec4 outline_color\n    #pragma mapbox: initialize lowp float opacity\n\n    float dist = length(v_pos - gl_FragCoord.xy);\n    float alpha = 1.0 - smoothstep(0.0, 1.0, dist);\n    gl_FragColor = outline_color * (alpha * opacity);\n\n#ifdef OVERDRAW_INSPECTOR\n    gl_FragColor = vec4(1.0);\n#endif\n}\n",vertexSource:"attribute vec2 a_pos;\n\nuniform mat4 u_matrix;\nuniform vec2 u_world;\n\nvarying vec2 v_pos;\n\n#pragma mapbox: define highp vec4 outline_color\n#pragma mapbox: define lowp float opacity\n\nvoid main() {\n    #pragma mapbox: initialize highp vec4 outline_color\n    #pragma mapbox: initialize lowp float opacity\n\n    gl_Position = u_matrix * vec4(a_pos, 0, 1);\n    v_pos = (gl_Position.xy / gl_Position.w + 1.0) / 2.0 * u_world;\n}\n"},fillOutlinePattern:{fragmentSource:"uniform vec2 u_pattern_tl_a;\nuniform vec2 u_pattern_br_a;\nuniform vec2 u_pattern_tl_b;\nuniform vec2 u_pattern_br_b;\nuniform vec2 u_texsize;\nuniform float u_mix;\n\nuniform sampler2D u_image;\n\nvarying vec2 v_pos_a;\nvarying vec2 v_pos_b;\nvarying vec2 v_pos;\n\n#pragma mapbox: define lowp float opacity\n\nvoid main() {\n    #pragma mapbox: initialize lowp float opacity\n\n    vec2 imagecoord = mod(v_pos_a, 1.0);\n    vec2 pos = mix(u_pattern_tl_a / u_texsize, u_pattern_br_a / u_texsize, imagecoord);\n    vec4 color1 = texture2D(u_image, pos);\n\n    vec2 imagecoord_b = mod(v_pos_b, 1.0);\n    vec2 pos2 = mix(u_pattern_tl_b / u_texsize, u_pattern_br_b / u_texsize, imagecoord_b);\n    vec4 color2 = texture2D(u_image, pos2);\n\n    // find distance to outline for alpha interpolation\n\n    float dist = length(v_pos - gl_FragCoord.xy);\n    float alpha = 1.0 - smoothstep(0.0, 1.0, dist);\n\n\n    gl_FragColor = mix(color1, color2, u_mix) * alpha * opacity;\n\n#ifdef OVERDRAW_INSPECTOR\n    gl_FragColor = vec4(1.0);\n#endif\n}\n",vertexSource:"uniform mat4 u_matrix;\nuniform vec2 u_world;\nuniform vec2 u_pattern_size_a;\nuniform vec2 u_pattern_size_b;\nuniform vec2 u_pixel_coord_upper;\nuniform vec2 u_pixel_coord_lower;\nuniform float u_scale_a;\nuniform float u_scale_b;\nuniform float u_tile_units_to_pixels;\n\nattribute vec2 a_pos;\n\nvarying vec2 v_pos_a;\nvarying vec2 v_pos_b;\nvarying vec2 v_pos;\n\n#pragma mapbox: define lowp float opacity\n\nvoid main() {\n    #pragma mapbox: initialize lowp float opacity\n\n    gl_Position = u_matrix * vec4(a_pos, 0, 1);\n\n    v_pos_a = get_pattern_pos(u_pixel_coord_upper, u_pixel_coord_lower, u_scale_a * u_pattern_size_a, u_tile_units_to_pixels, a_pos);\n    v_pos_b = get_pattern_pos(u_pixel_coord_upper, u_pixel_coord_lower, u_scale_b * u_pattern_size_b, u_tile_units_to_pixels, a_pos);\n\n    v_pos = (gl_Position.xy / gl_Position.w + 1.0) / 2.0 * u_world;\n}\n"},fillPattern:{fragmentSource:"uniform vec2 u_pattern_tl_a;\nuniform vec2 u_pattern_br_a;\nuniform vec2 u_pattern_tl_b;\nuniform vec2 u_pattern_br_b;\nuniform vec2 u_texsize;\nuniform float u_mix;\n\nuniform sampler2D u_image;\n\nvarying vec2 v_pos_a;\nvarying vec2 v_pos_b;\n\n#pragma mapbox: define lowp float opacity\n\nvoid main() {\n    #pragma mapbox: initialize lowp float opacity\n\n    vec2 imagecoord = mod(v_pos_a, 1.0);\n    vec2 pos = mix(u_pattern_tl_a / u_texsize, u_pattern_br_a / u_texsize, imagecoord);\n    vec4 color1 = texture2D(u_image, pos);\n\n    vec2 imagecoord_b = mod(v_pos_b, 1.0);\n    vec2 pos2 = mix(u_pattern_tl_b / u_texsize, u_pattern_br_b / u_texsize, imagecoord_b);\n    vec4 color2 = texture2D(u_image, pos2);\n\n    gl_FragColor = mix(color1, color2, u_mix) * opacity;\n\n#ifdef OVERDRAW_INSPECTOR\n    gl_FragColor = vec4(1.0);\n#endif\n}\n",vertexSource:"uniform mat4 u_matrix;\nuniform vec2 u_pattern_size_a;\nuniform vec2 u_pattern_size_b;\nuniform vec2 u_pixel_coord_upper;\nuniform vec2 u_pixel_coord_lower;\nuniform float u_scale_a;\nuniform float u_scale_b;\nuniform float u_tile_units_to_pixels;\n\nattribute vec2 a_pos;\n\nvarying vec2 v_pos_a;\nvarying vec2 v_pos_b;\n\n#pragma mapbox: define lowp float opacity\n\nvoid main() {\n    #pragma mapbox: initialize lowp float opacity\n\n    gl_Position = u_matrix * vec4(a_pos, 0, 1);\n\n    v_pos_a = get_pattern_pos(u_pixel_coord_upper, u_pixel_coord_lower, u_scale_a * u_pattern_size_a, u_tile_units_to_pixels, a_pos);\n    v_pos_b = get_pattern_pos(u_pixel_coord_upper, u_pixel_coord_lower, u_scale_b * u_pattern_size_b, u_tile_units_to_pixels, a_pos);\n}\n"},fillExtrusion:{fragmentSource:"varying vec4 v_color;\n#pragma mapbox: define lowp float base\n#pragma mapbox: define lowp float height\n#pragma mapbox: define highp vec4 color\n\nvoid main() {\n    #pragma mapbox: initialize lowp float base\n    #pragma mapbox: initialize lowp float height\n    #pragma mapbox: initialize highp vec4 color\n\n    gl_FragColor = v_color;\n\n#ifdef OVERDRAW_INSPECTOR\n    gl_FragColor = vec4(1.0);\n#endif\n}\n",vertexSource:"uniform mat4 u_matrix;\nuniform vec3 u_lightcolor;\nuniform lowp vec3 u_lightpos;\nuniform lowp float u_lightintensity;\n\nattribute vec2 a_pos;\nattribute vec3 a_normal;\nattribute float a_edgedistance;\n\nvarying vec4 v_color;\n\n#pragma mapbox: define lowp float base\n#pragma mapbox: define lowp float height\n\n#pragma mapbox: define highp vec4 color\n\nvoid main() {\n    #pragma mapbox: initialize lowp float base\n    #pragma mapbox: initialize lowp float height\n    #pragma mapbox: initialize highp vec4 color\n\n    base = max(0.0, base);\n    height = max(0.0, height);\n\n    float ed = a_edgedistance; // use each attrib in order to not trip a VAO assert\n    float t = mod(a_normal.x, 2.0);\n\n    gl_Position = u_matrix * vec4(a_pos, t > 0.0 ? height : base, 1);\n\n    // Relative luminance (how dark/bright is the surface color?)\n    float colorvalue = color.r * 0.2126 + color.g * 0.7152 + color.b * 0.0722;\n\n    v_color = vec4(0.0, 0.0, 0.0, 1.0);\n\n    // Add slight ambient lighting so no extrusions are totally black\n    vec4 ambientlight = vec4(0.03, 0.03, 0.03, 1.0);\n    color += ambientlight;\n\n    // Calculate cos(theta), where theta is the angle between surface normal and diffuse light ray\n    float directional = clamp(dot(a_normal / 16384.0, u_lightpos), 0.0, 1.0);\n\n    // Adjust directional so that\n    // the range of values for highlight/shading is narrower\n    // with lower light intensity\n    // and with lighter/brighter surface colors\n    directional = mix((1.0 - u_lightintensity), max((1.0 - colorvalue + u_lightintensity), 1.0), directional);\n\n    // Add gradient along z axis of side surfaces\n    if (a_normal.y != 0.0) {\n        directional *= clamp((t + base) * pow(height / 150.0, 0.5), mix(0.7, 0.98, 1.0 - u_lightintensity), 1.0);\n    }\n\n    // Assign final color based on surface + ambient light color, diffuse light directional, and light color\n    // with lower bounds adjusted to hue of light\n    // so that shading is tinted with the complementary (opposite) color to the light color\n    v_color.r += clamp(color.r * directional * u_lightcolor.r, mix(0.0, 0.3, 1.0 - u_lightcolor.r), 1.0);\n    v_color.g += clamp(color.g * directional * u_lightcolor.g, mix(0.0, 0.3, 1.0 - u_lightcolor.g), 1.0);\n    v_color.b += clamp(color.b * directional * u_lightcolor.b, mix(0.0, 0.3, 1.0 - u_lightcolor.b), 1.0);\n}\n"},fillExtrusionPattern:{fragmentSource:"uniform vec2 u_pattern_tl_a;\nuniform vec2 u_pattern_br_a;\nuniform vec2 u_pattern_tl_b;\nuniform vec2 u_pattern_br_b;\nuniform vec2 u_texsize;\nuniform float u_mix;\n\nuniform sampler2D u_image;\n\nvarying vec2 v_pos_a;\nvarying vec2 v_pos_b;\nvarying vec4 v_lighting;\n\n#pragma mapbox: define lowp float base\n#pragma mapbox: define lowp float height\n\nvoid main() {\n    #pragma mapbox: initialize lowp float base\n    #pragma mapbox: initialize lowp float height\n\n    vec2 imagecoord = mod(v_pos_a, 1.0);\n    vec2 pos = mix(u_pattern_tl_a / u_texsize, u_pattern_br_a / u_texsize, imagecoord);\n    vec4 color1 = texture2D(u_image, pos);\n\n    vec2 imagecoord_b = mod(v_pos_b, 1.0);\n    vec2 pos2 = mix(u_pattern_tl_b / u_texsize, u_pattern_br_b / u_texsize, imagecoord_b);\n    vec4 color2 = texture2D(u_image, pos2);\n\n    vec4 mixedColor = mix(color1, color2, u_mix);\n\n    gl_FragColor = mixedColor * v_lighting;\n\n#ifdef OVERDRAW_INSPECTOR\n    gl_FragColor = vec4(1.0);\n#endif\n}\n",vertexSource:"uniform mat4 u_matrix;\nuniform vec2 u_pattern_size_a;\nuniform vec2 u_pattern_size_b;\nuniform vec2 u_pixel_coord_upper;\nuniform vec2 u_pixel_coord_lower;\nuniform float u_scale_a;\nuniform float u_scale_b;\nuniform float u_tile_units_to_pixels;\nuniform float u_height_factor;\n\nuniform vec3 u_lightcolor;\nuniform lowp vec3 u_lightpos;\nuniform lowp float u_lightintensity;\n\nattribute vec2 a_pos;\nattribute vec3 a_normal;\nattribute float a_edgedistance;\n\nvarying vec2 v_pos_a;\nvarying vec2 v_pos_b;\nvarying vec4 v_lighting;\nvarying float v_directional;\n\n#pragma mapbox: define lowp float base\n#pragma mapbox: define lowp float height\n\nvoid main() {\n    #pragma mapbox: initialize lowp float base\n    #pragma mapbox: initialize lowp float height\n\n    base = max(0.0, base);\n    height = max(0.0, height);\n\n    float t = mod(a_normal.x, 2.0);\n    float z = t > 0.0 ? height : base;\n\n    gl_Position = u_matrix * vec4(a_pos, z, 1);\n\n    vec2 pos = a_normal.x == 1.0 && a_normal.y == 0.0 && a_normal.z == 16384.0\n        ? a_pos // extrusion top\n        : vec2(a_edgedistance, z * u_height_factor); // extrusion side\n\n    v_pos_a = get_pattern_pos(u_pixel_coord_upper, u_pixel_coord_lower, u_scale_a * u_pattern_size_a, u_tile_units_to_pixels, pos);\n    v_pos_b = get_pattern_pos(u_pixel_coord_upper, u_pixel_coord_lower, u_scale_b * u_pattern_size_b, u_tile_units_to_pixels, pos);\n\n    v_lighting = vec4(0.0, 0.0, 0.0, 1.0);\n    float directional = clamp(dot(a_normal / 16383.0, u_lightpos), 0.0, 1.0);\n    directional = mix((1.0 - u_lightintensity), max((0.5 + u_lightintensity), 1.0), directional);\n\n    if (a_normal.y != 0.0) {\n        directional *= clamp((t + base) * pow(height / 150.0, 0.5), mix(0.7, 0.98, 1.0 - u_lightintensity), 1.0);\n    }\n\n    v_lighting.rgb += clamp(directional * u_lightcolor, mix(vec3(0.0), vec3(0.3), 1.0 - u_lightcolor), vec3(1.0));\n}\n"},extrusionTexture:{fragmentSource:"uniform sampler2D u_image;\nuniform float u_opacity;\nvarying vec2 v_pos;\n\nvoid main() {\n    gl_FragColor = texture2D(u_image, v_pos) * u_opacity;\n\n#ifdef OVERDRAW_INSPECTOR\n    gl_FragColor = vec4(0.0);\n#endif\n}\n",vertexSource:"uniform mat4 u_matrix;\nuniform vec2 u_world;\nattribute vec2 a_pos;\nvarying vec2 v_pos;\n\nvoid main() {\n    gl_Position = u_matrix * vec4(a_pos * u_world, 0, 1);\n\n    v_pos.x = a_pos.x;\n    v_pos.y = 1.0 - a_pos.y;\n}\n"},line:{fragmentSource:"#pragma mapbox: define highp vec4 color\n#pragma mapbox: define lowp float blur\n#pragma mapbox: define lowp float opacity\n\nvarying vec2 v_width2;\nvarying vec2 v_normal;\nvarying float v_gamma_scale;\n\nvoid main() {\n    #pragma mapbox: initialize highp vec4 color\n    #pragma mapbox: initialize lowp float blur\n    #pragma mapbox: initialize lowp float opacity\n\n    // Calculate the distance of the pixel from the line in pixels.\n    float dist = length(v_normal) * v_width2.s;\n\n    // Calculate the antialiasing fade factor. This is either when fading in\n    // the line in case of an offset line (v_width2.t) or when fading out\n    // (v_width2.s)\n    float blur2 = (blur + 1.0 / DEVICE_PIXEL_RATIO) * v_gamma_scale;\n    float alpha = clamp(min(dist - (v_width2.t - blur2), v_width2.s - dist) / blur2, 0.0, 1.0);\n\n    gl_FragColor = color * (alpha * opacity);\n\n#ifdef OVERDRAW_INSPECTOR\n    gl_FragColor = vec4(1.0);\n#endif\n}\n",vertexSource:"\n\n// the distance over which the line edge fades out.\n// Retina devices need a smaller distance to avoid aliasing.\n#define ANTIALIASING 1.0 / DEVICE_PIXEL_RATIO / 2.0\n\n// floor(127 / 2) == 63.0\n// the maximum allowed miter limit is 2.0 at the moment. the extrude normal is\n// stored in a byte (-128..127). we scale regular normals up to length 63, but\n// there are also \"special\" normals that have a bigger length (of up to 126 in\n// this case).\n// #define scale 63.0\n#define scale 0.015873016\n\nattribute vec4 a_pos_normal;\nattribute vec4 a_data;\n\nuniform mat4 u_matrix;\nuniform mediump float u_ratio;\nuniform vec2 u_gl_units_to_pixels;\n\nvarying vec2 v_normal;\nvarying vec2 v_width2;\nvarying float v_gamma_scale;\n\n#pragma mapbox: define highp vec4 color\n#pragma mapbox: define lowp float blur\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define mediump float gapwidth\n#pragma mapbox: define lowp float offset\n#pragma mapbox: define mediump float width\n\nvoid main() {\n    #pragma mapbox: initialize highp vec4 color\n    #pragma mapbox: initialize lowp float blur\n    #pragma mapbox: initialize lowp float opacity\n    #pragma mapbox: initialize mediump float gapwidth\n    #pragma mapbox: initialize lowp float offset\n    #pragma mapbox: initialize mediump float width\n\n    vec2 a_extrude = a_data.xy - 128.0;\n    float a_direction = mod(a_data.z, 4.0) - 1.0;\n\n    vec2 pos = a_pos_normal.xy;\n\n    // x is 1 if it's a round cap, 0 otherwise\n    // y is 1 if the normal points up, and -1 if it points down\n    mediump vec2 normal = a_pos_normal.zw;\n    v_normal = normal;\n\n    // these transformations used to be applied in the JS and native code bases.\n    // moved them into the shader for clarity and simplicity.\n    gapwidth = gapwidth / 2.0;\n    float halfwidth = width / 2.0;\n    offset = -1.0 * offset;\n\n    float inset = gapwidth + (gapwidth > 0.0 ? ANTIALIASING : 0.0);\n    float outset = gapwidth + halfwidth * (gapwidth > 0.0 ? 2.0 : 1.0) + ANTIALIASING;\n\n    // Scale the extrusion vector down to a normal and then up by the line width\n    // of this vertex.\n    mediump vec2 dist = outset * a_extrude * scale;\n\n    // Calculate the offset when drawing a line that is to the side of the actual line.\n    // We do this by creating a vector that points towards the extrude, but rotate\n    // it when we're drawing round end points (a_direction = -1 or 1) since their\n    // extrude vector points in another direction.\n    mediump float u = 0.5 * a_direction;\n    mediump float t = 1.0 - abs(u);\n    mediump vec2 offset2 = offset * a_extrude * scale * normal.y * mat2(t, -u, u, t);\n\n    vec4 projected_extrude = u_matrix * vec4(dist / u_ratio, 0.0, 0.0);\n    gl_Position = u_matrix * vec4(pos + offset2 / u_ratio, 0.0, 1.0) + projected_extrude;\n\n    // calculate how much the perspective view squishes or stretches the extrude\n    float extrude_length_without_perspective = length(dist);\n    float extrude_length_with_perspective = length(projected_extrude.xy / gl_Position.w * u_gl_units_to_pixels);\n    v_gamma_scale = extrude_length_without_perspective / extrude_length_with_perspective;\n\n    v_width2 = vec2(outset, inset);\n}\n"},linePattern:{fragmentSource:"uniform vec2 u_pattern_size_a;\nuniform vec2 u_pattern_size_b;\nuniform vec2 u_pattern_tl_a;\nuniform vec2 u_pattern_br_a;\nuniform vec2 u_pattern_tl_b;\nuniform vec2 u_pattern_br_b;\nuniform vec2 u_texsize;\nuniform float u_fade;\n\nuniform sampler2D u_image;\n\nvarying vec2 v_normal;\nvarying vec2 v_width2;\nvarying float v_linesofar;\nvarying float v_gamma_scale;\n\n#pragma mapbox: define lowp float blur\n#pragma mapbox: define lowp float opacity\n\nvoid main() {\n    #pragma mapbox: initialize lowp float blur\n    #pragma mapbox: initialize lowp float opacity\n\n    // Calculate the distance of the pixel from the line in pixels.\n    float dist = length(v_normal) * v_width2.s;\n\n    // Calculate the antialiasing fade factor. This is either when fading in\n    // the line in case of an offset line (v_width2.t) or when fading out\n    // (v_width2.s)\n    float blur2 = (blur + 1.0 / DEVICE_PIXEL_RATIO) * v_gamma_scale;\n    float alpha = clamp(min(dist - (v_width2.t - blur2), v_width2.s - dist) / blur2, 0.0, 1.0);\n\n    float x_a = mod(v_linesofar / u_pattern_size_a.x, 1.0);\n    float x_b = mod(v_linesofar / u_pattern_size_b.x, 1.0);\n    float y_a = 0.5 + (v_normal.y * v_width2.s / u_pattern_size_a.y);\n    float y_b = 0.5 + (v_normal.y * v_width2.s / u_pattern_size_b.y);\n    vec2 pos_a = mix(u_pattern_tl_a / u_texsize, u_pattern_br_a / u_texsize, vec2(x_a, y_a));\n    vec2 pos_b = mix(u_pattern_tl_b / u_texsize, u_pattern_br_b / u_texsize, vec2(x_b, y_b));\n\n    vec4 color = mix(texture2D(u_image, pos_a), texture2D(u_image, pos_b), u_fade);\n\n    gl_FragColor = color * alpha * opacity;\n\n#ifdef OVERDRAW_INSPECTOR\n    gl_FragColor = vec4(1.0);\n#endif\n}\n",vertexSource:"// floor(127 / 2) == 63.0\n// the maximum allowed miter limit is 2.0 at the moment. the extrude normal is\n// stored in a byte (-128..127). we scale regular normals up to length 63, but\n// there are also \"special\" normals that have a bigger length (of up to 126 in\n// this case).\n// #define scale 63.0\n#define scale 0.015873016\n\n// We scale the distance before adding it to the buffers so that we can store\n// long distances for long segments. Use this value to unscale the distance.\n#define LINE_DISTANCE_SCALE 2.0\n\n// the distance over which the line edge fades out.\n// Retina devices need a smaller distance to avoid aliasing.\n#define ANTIALIASING 1.0 / DEVICE_PIXEL_RATIO / 2.0\n\nattribute vec4 a_pos_normal;\nattribute vec4 a_data;\n\nuniform mat4 u_matrix;\nuniform mediump float u_ratio;\nuniform vec2 u_gl_units_to_pixels;\n\nvarying vec2 v_normal;\nvarying vec2 v_width2;\nvarying float v_linesofar;\nvarying float v_gamma_scale;\n\n#pragma mapbox: define lowp float blur\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define lowp float offset\n#pragma mapbox: define mediump float gapwidth\n#pragma mapbox: define mediump float width\n\nvoid main() {\n    #pragma mapbox: initialize lowp float blur\n    #pragma mapbox: initialize lowp float opacity\n    #pragma mapbox: initialize lowp float offset\n    #pragma mapbox: initialize mediump float gapwidth\n    #pragma mapbox: initialize mediump float width\n\n    vec2 a_extrude = a_data.xy - 128.0;\n    float a_direction = mod(a_data.z, 4.0) - 1.0;\n    float a_linesofar = (floor(a_data.z / 4.0) + a_data.w * 64.0) * LINE_DISTANCE_SCALE;\n\n    vec2 pos = a_pos_normal.xy;\n\n    // x is 1 if it's a round cap, 0 otherwise\n    // y is 1 if the normal points up, and -1 if it points down\n    mediump vec2 normal = a_pos_normal.zw;\n    v_normal = normal;\n\n    // these transformations used to be applied in the JS and native code bases.\n    // moved them into the shader for clarity and simplicity.\n    gapwidth = gapwidth / 2.0;\n    float halfwidth = width / 2.0;\n    offset = -1.0 * offset;\n\n    float inset = gapwidth + (gapwidth > 0.0 ? ANTIALIASING : 0.0);\n    float outset = gapwidth + halfwidth * (gapwidth > 0.0 ? 2.0 : 1.0) + ANTIALIASING;\n\n    // Scale the extrusion vector down to a normal and then up by the line width\n    // of this vertex.\n    mediump vec2 dist = outset * a_extrude * scale;\n\n    // Calculate the offset when drawing a line that is to the side of the actual line.\n    // We do this by creating a vector that points towards the extrude, but rotate\n    // it when we're drawing round end points (a_direction = -1 or 1) since their\n    // extrude vector points in another direction.\n    mediump float u = 0.5 * a_direction;\n    mediump float t = 1.0 - abs(u);\n    mediump vec2 offset2 = offset * a_extrude * scale * normal.y * mat2(t, -u, u, t);\n\n    vec4 projected_extrude = u_matrix * vec4(dist / u_ratio, 0.0, 0.0);\n    gl_Position = u_matrix * vec4(pos + offset2 / u_ratio, 0.0, 1.0) + projected_extrude;\n\n    // calculate how much the perspective view squishes or stretches the extrude\n    float extrude_length_without_perspective = length(dist);\n    float extrude_length_with_perspective = length(projected_extrude.xy / gl_Position.w * u_gl_units_to_pixels);\n    v_gamma_scale = extrude_length_without_perspective / extrude_length_with_perspective;\n\n    v_linesofar = a_linesofar;\n    v_width2 = vec2(outset, inset);\n}\n"},lineSDF:{fragmentSource:"\nuniform sampler2D u_image;\nuniform float u_sdfgamma;\nuniform float u_mix;\n\nvarying vec2 v_normal;\nvarying vec2 v_width2;\nvarying vec2 v_tex_a;\nvarying vec2 v_tex_b;\nvarying float v_gamma_scale;\n\n#pragma mapbox: define highp vec4 color\n#pragma mapbox: define lowp float blur\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define mediump float width\n#pragma mapbox: define lowp float floorwidth\n\nvoid main() {\n    #pragma mapbox: initialize highp vec4 color\n    #pragma mapbox: initialize lowp float blur\n    #pragma mapbox: initialize lowp float opacity\n    #pragma mapbox: initialize mediump float width\n    #pragma mapbox: initialize lowp float floorwidth\n\n    // Calculate the distance of the pixel from the line in pixels.\n    float dist = length(v_normal) * v_width2.s;\n\n    // Calculate the antialiasing fade factor. This is either when fading in\n    // the line in case of an offset line (v_width2.t) or when fading out\n    // (v_width2.s)\n    float blur2 = (blur + 1.0 / DEVICE_PIXEL_RATIO) * v_gamma_scale;\n    float alpha = clamp(min(dist - (v_width2.t - blur2), v_width2.s - dist) / blur2, 0.0, 1.0);\n\n    float sdfdist_a = texture2D(u_image, v_tex_a).a;\n    float sdfdist_b = texture2D(u_image, v_tex_b).a;\n    float sdfdist = mix(sdfdist_a, sdfdist_b, u_mix);\n    alpha *= smoothstep(0.5 - u_sdfgamma / floorwidth, 0.5 + u_sdfgamma / floorwidth, sdfdist);\n\n    gl_FragColor = color * (alpha * opacity);\n\n#ifdef OVERDRAW_INSPECTOR\n    gl_FragColor = vec4(1.0);\n#endif\n}\n",vertexSource:"// floor(127 / 2) == 63.0\n// the maximum allowed miter limit is 2.0 at the moment. the extrude normal is\n// stored in a byte (-128..127). we scale regular normals up to length 63, but\n// there are also \"special\" normals that have a bigger length (of up to 126 in\n// this case).\n// #define scale 63.0\n#define scale 0.015873016\n\n// We scale the distance before adding it to the buffers so that we can store\n// long distances for long segments. Use this value to unscale the distance.\n#define LINE_DISTANCE_SCALE 2.0\n\n// the distance over which the line edge fades out.\n// Retina devices need a smaller distance to avoid aliasing.\n#define ANTIALIASING 1.0 / DEVICE_PIXEL_RATIO / 2.0\n\nattribute vec4 a_pos_normal;\nattribute vec4 a_data;\n\nuniform mat4 u_matrix;\nuniform mediump float u_ratio;\nuniform vec2 u_patternscale_a;\nuniform float u_tex_y_a;\nuniform vec2 u_patternscale_b;\nuniform float u_tex_y_b;\nuniform vec2 u_gl_units_to_pixels;\n\nvarying vec2 v_normal;\nvarying vec2 v_width2;\nvarying vec2 v_tex_a;\nvarying vec2 v_tex_b;\nvarying float v_gamma_scale;\n\n#pragma mapbox: define highp vec4 color\n#pragma mapbox: define lowp float blur\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define mediump float gapwidth\n#pragma mapbox: define lowp float offset\n#pragma mapbox: define mediump float width\n#pragma mapbox: define lowp float floorwidth\n\nvoid main() {\n    #pragma mapbox: initialize highp vec4 color\n    #pragma mapbox: initialize lowp float blur\n    #pragma mapbox: initialize lowp float opacity\n    #pragma mapbox: initialize mediump float gapwidth\n    #pragma mapbox: initialize lowp float offset\n    #pragma mapbox: initialize mediump float width\n    #pragma mapbox: initialize lowp float floorwidth\n\n    vec2 a_extrude = a_data.xy - 128.0;\n    float a_direction = mod(a_data.z, 4.0) - 1.0;\n    float a_linesofar = (floor(a_data.z / 4.0) + a_data.w * 64.0) * LINE_DISTANCE_SCALE;\n\n    vec2 pos = a_pos_normal.xy;\n\n    // x is 1 if it's a round cap, 0 otherwise\n    // y is 1 if the normal points up, and -1 if it points down\n    mediump vec2 normal = a_pos_normal.zw;\n    v_normal = normal;\n\n    // these transformations used to be applied in the JS and native code bases.\n    // moved them into the shader for clarity and simplicity.\n    gapwidth = gapwidth / 2.0;\n    float halfwidth = width / 2.0;\n    offset = -1.0 * offset;\n\n    float inset = gapwidth + (gapwidth > 0.0 ? ANTIALIASING : 0.0);\n    float outset = gapwidth + halfwidth * (gapwidth > 0.0 ? 2.0 : 1.0) + ANTIALIASING;\n\n    // Scale the extrusion vector down to a normal and then up by the line width\n    // of this vertex.\n    mediump vec2 dist =outset * a_extrude * scale;\n\n    // Calculate the offset when drawing a line that is to the side of the actual line.\n    // We do this by creating a vector that points towards the extrude, but rotate\n    // it when we're drawing round end points (a_direction = -1 or 1) since their\n    // extrude vector points in another direction.\n    mediump float u = 0.5 * a_direction;\n    mediump float t = 1.0 - abs(u);\n    mediump vec2 offset2 = offset * a_extrude * scale * normal.y * mat2(t, -u, u, t);\n\n    vec4 projected_extrude = u_matrix * vec4(dist / u_ratio, 0.0, 0.0);\n    gl_Position = u_matrix * vec4(pos + offset2 / u_ratio, 0.0, 1.0) + projected_extrude;\n\n    // calculate how much the perspective view squishes or stretches the extrude\n    float extrude_length_without_perspective = length(dist);\n    float extrude_length_with_perspective = length(projected_extrude.xy / gl_Position.w * u_gl_units_to_pixels);\n    v_gamma_scale = extrude_length_without_perspective / extrude_length_with_perspective;\n\n    v_tex_a = vec2(a_linesofar * u_patternscale_a.x / floorwidth, normal.y * u_patternscale_a.y + u_tex_y_a);\n    v_tex_b = vec2(a_linesofar * u_patternscale_b.x / floorwidth, normal.y * u_patternscale_b.y + u_tex_y_b);\n\n    v_width2 = vec2(outset, inset);\n}\n"},raster:{fragmentSource:"uniform float u_fade_t;\nuniform float u_opacity;\nuniform sampler2D u_image0;\nuniform sampler2D u_image1;\nvarying vec2 v_pos0;\nvarying vec2 v_pos1;\n\nuniform float u_brightness_low;\nuniform float u_brightness_high;\n\nuniform float u_saturation_factor;\nuniform float u_contrast_factor;\nuniform vec3 u_spin_weights;\n\nvoid main() {\n\n    // read and cross-fade colors from the main and parent tiles\n    vec4 color0 = texture2D(u_image0, v_pos0);\n    vec4 color1 = texture2D(u_image1, v_pos1);\n    if (color0.a > 0.0) {\n        color0.rgb = color0.rgb / color0.a;\n    }\n    if (color1.a > 0.0) {\n        color1.rgb = color1.rgb / color1.a;\n    }\n    vec4 color = mix(color0, color1, u_fade_t);\n    color.a *= u_opacity;\n    vec3 rgb = color.rgb;\n\n    // spin\n    rgb = vec3(\n        dot(rgb, u_spin_weights.xyz),\n        dot(rgb, u_spin_weights.zxy),\n        dot(rgb, u_spin_weights.yzx));\n\n    // saturation\n    float average = (color.r + color.g + color.b) / 3.0;\n    rgb += (average - rgb) * u_saturation_factor;\n\n    // contrast\n    rgb = (rgb - 0.5) * u_contrast_factor + 0.5;\n\n    // brightness\n    vec3 u_high_vec = vec3(u_brightness_low, u_brightness_low, u_brightness_low);\n    vec3 u_low_vec = vec3(u_brightness_high, u_brightness_high, u_brightness_high);\n\n    gl_FragColor = vec4(mix(u_high_vec, u_low_vec, rgb) * color.a, color.a);\n\n#ifdef OVERDRAW_INSPECTOR\n    gl_FragColor = vec4(1.0);\n#endif\n}\n",vertexSource:"uniform mat4 u_matrix;\nuniform vec2 u_tl_parent;\nuniform float u_scale_parent;\nuniform float u_buffer_scale;\n\nattribute vec2 a_pos;\nattribute vec2 a_texture_pos;\n\nvarying vec2 v_pos0;\nvarying vec2 v_pos1;\n\nvoid main() {\n    gl_Position = u_matrix * vec4(a_pos, 0, 1);\n    // We are using Int16 for texture position coordinates to give us enough precision for\n    // fractional coordinates. We use 8192 to scale the texture coordinates in the buffer\n    // as an arbitrarily high number to preserve adequate precision when rendering.\n    // This is also the same value as the EXTENT we are using for our tile buffer pos coordinates,\n    // so math for modifying either is consistent.\n    v_pos0 = (((a_texture_pos / 8192.0) - 0.5) / u_buffer_scale ) + 0.5;\n    v_pos1 = (v_pos0 * u_scale_parent) + u_tl_parent;\n}\n"},symbolIcon:{fragmentSource:"uniform sampler2D u_texture;\nuniform sampler2D u_fadetexture;\n\n#pragma mapbox: define lowp float opacity\n\nvarying vec2 v_tex;\nvarying vec2 v_fade_tex;\n\nvoid main() {\n    #pragma mapbox: initialize lowp float opacity\n\n    lowp float alpha = texture2D(u_fadetexture, v_fade_tex).a * opacity;\n    gl_FragColor = texture2D(u_texture, v_tex) * alpha;\n\n#ifdef OVERDRAW_INSPECTOR\n    gl_FragColor = vec4(1.0);\n#endif\n}\n",vertexSource:"const float PI = 3.141592653589793;\n\nattribute vec4 a_pos_offset;\nattribute vec4 a_data;\nattribute vec3 a_projected_pos;\n\nuniform bool u_is_size_zoom_constant;\nuniform bool u_is_size_feature_constant;\nuniform highp float u_size_t; // used to interpolate between zoom stops when size is a composite function\nuniform highp float u_size; // used when size is both zoom and feature constant\nuniform highp float u_camera_to_center_distance;\nuniform highp float u_pitch;\nuniform bool u_rotate_symbol;\nuniform highp float u_aspect_ratio;\nuniform highp float u_collision_y_stretch;\n\n#pragma mapbox: define lowp float opacity\n\nuniform mat4 u_matrix;\nuniform mat4 u_label_plane_matrix;\nuniform mat4 u_gl_coord_matrix;\n\nuniform bool u_is_text;\nuniform bool u_pitch_with_map;\n\nuniform vec2 u_texsize;\n\nvarying vec2 v_tex;\nvarying vec2 v_fade_tex;\n\nvoid main() {\n    #pragma mapbox: initialize lowp float opacity\n\n    vec2 a_pos = a_pos_offset.xy;\n    vec2 a_offset = a_pos_offset.zw;\n\n    vec2 a_tex = a_data.xy;\n    vec2 a_size = a_data.zw;\n\n    highp vec2 angle_labelminzoom = unpack_float(a_projected_pos[2]);\n    highp float segment_angle = -angle_labelminzoom[0] / 255.0 * 2.0 * PI;\n    mediump float a_labelminzoom = angle_labelminzoom[1];\n\n    float size;\n    if (!u_is_size_zoom_constant && !u_is_size_feature_constant) {\n        size = mix(a_size[0], a_size[1], u_size_t) / 10.0;\n    } else if (u_is_size_zoom_constant && !u_is_size_feature_constant) {\n        size = a_size[0] / 10.0;\n    } else if (!u_is_size_zoom_constant && u_is_size_feature_constant) {\n        size = u_size;\n    } else {\n        size = u_size;\n    }\n\n    vec4 projectedPoint = u_matrix * vec4(a_pos, 0, 1);\n    highp float camera_to_anchor_distance = projectedPoint.w;\n    // See comments in symbol_sdf.vertex\n    highp float distance_ratio = u_pitch_with_map ?\n        camera_to_anchor_distance / u_camera_to_center_distance :\n        u_camera_to_center_distance / camera_to_anchor_distance;\n    highp float perspective_ratio = 0.5 + 0.5 * distance_ratio;\n\n    size *= perspective_ratio;\n\n    float fontScale = u_is_text ? size / 24.0 : size;\n\n    highp float symbol_rotation = 0.0;\n    if (u_rotate_symbol) {\n        // See comments in symbol_sdf.vertex\n        vec4 offsetProjectedPoint = u_matrix * vec4(a_pos + vec2(1, 0), 0, 1);\n\n        vec2 a = projectedPoint.xy / projectedPoint.w;\n        vec2 b = offsetProjectedPoint.xy / offsetProjectedPoint.w;\n\n        symbol_rotation = atan((b.y - a.y) / u_aspect_ratio, b.x - a.x);\n    }\n\n    highp float angle_sin = sin(segment_angle + symbol_rotation);\n    highp float angle_cos = cos(segment_angle + symbol_rotation);\n    mat2 rotation_matrix = mat2(angle_cos, -1.0 * angle_sin, angle_sin, angle_cos);\n\n    vec4 projected_pos = u_label_plane_matrix * vec4(a_projected_pos.xy, 0.0, 1.0);\n    gl_Position = u_gl_coord_matrix * vec4(projected_pos.xy / projected_pos.w + rotation_matrix * (a_offset / 64.0 * fontScale), 0.0, 1.0);\n\n    v_tex = a_tex / u_texsize;\n    // See comments in symbol_sdf.vertex\n    highp float incidence_stretch  = camera_to_anchor_distance / (u_camera_to_center_distance * cos(u_pitch));\n    highp float collision_adjustment = max(1.0, incidence_stretch / u_collision_y_stretch);\n\n    highp float collision_perspective_ratio = 1.0 + 0.5*((camera_to_anchor_distance / u_camera_to_center_distance) - 1.0);\n    highp float perspective_zoom_adjust = floor(log2(collision_perspective_ratio * collision_adjustment) * 10.0);\n    v_fade_tex = vec2((a_labelminzoom + perspective_zoom_adjust) / 255.0, 0.0);\n}\n"},symbolSDF:{fragmentSource:"#define SDF_PX 8.0\n#define EDGE_GAMMA 0.105/DEVICE_PIXEL_RATIO\n\nuniform bool u_is_halo;\n#pragma mapbox: define highp vec4 fill_color\n#pragma mapbox: define highp vec4 halo_color\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define lowp float halo_width\n#pragma mapbox: define lowp float halo_blur\n\nuniform sampler2D u_texture;\nuniform sampler2D u_fadetexture;\nuniform highp float u_gamma_scale;\nuniform bool u_is_text;\n\nvarying vec4 v_data0;\nvarying vec2 v_data1;\n\nvoid main() {\n    #pragma mapbox: initialize highp vec4 fill_color\n    #pragma mapbox: initialize highp vec4 halo_color\n    #pragma mapbox: initialize lowp float opacity\n    #pragma mapbox: initialize lowp float halo_width\n    #pragma mapbox: initialize lowp float halo_blur\n\n    vec2 tex = v_data0.xy;\n    vec2 fade_tex = v_data0.zw;\n    float gamma_scale = v_data1.x;\n    float size = v_data1.y;\n\n    float fontScale = u_is_text ? size / 24.0 : size;\n\n    lowp vec4 color = fill_color;\n    highp float gamma = EDGE_GAMMA / (fontScale * u_gamma_scale);\n    lowp float buff = (256.0 - 64.0) / 256.0;\n    if (u_is_halo) {\n        color = halo_color;\n        gamma = (halo_blur * 1.19 / SDF_PX + EDGE_GAMMA) / (fontScale * u_gamma_scale);\n        buff = (6.0 - halo_width / fontScale) / SDF_PX;\n    }\n\n    lowp float dist = texture2D(u_texture, tex).a;\n    lowp float fade_alpha = texture2D(u_fadetexture, fade_tex).a;\n    highp float gamma_scaled = gamma * gamma_scale;\n    highp float alpha = smoothstep(buff - gamma_scaled, buff + gamma_scaled, dist) * fade_alpha;\n\n    gl_FragColor = color * (alpha * opacity);\n\n#ifdef OVERDRAW_INSPECTOR\n    gl_FragColor = vec4(1.0);\n#endif\n}\n",vertexSource:"const float PI = 3.141592653589793;\n\nattribute vec4 a_pos_offset;\nattribute vec4 a_data;\nattribute vec3 a_projected_pos;\n\n// contents of a_size vary based on the type of property value\n// used for {text,icon}-size.\n// For constants, a_size is disabled.\n// For source functions, we bind only one value per vertex: the value of {text,icon}-size evaluated for the current feature.\n// For composite functions:\n// [ text-size(lowerZoomStop, feature),\n//   text-size(upperZoomStop, feature) ]\nuniform bool u_is_size_zoom_constant;\nuniform bool u_is_size_feature_constant;\nuniform highp float u_size_t; // used to interpolate between zoom stops when size is a composite function\nuniform highp float u_size; // used when size is both zoom and feature constant\n\n#pragma mapbox: define highp vec4 fill_color\n#pragma mapbox: define highp vec4 halo_color\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define lowp float halo_width\n#pragma mapbox: define lowp float halo_blur\n\nuniform mat4 u_matrix;\nuniform mat4 u_label_plane_matrix;\nuniform mat4 u_gl_coord_matrix;\n\nuniform bool u_is_text;\nuniform bool u_pitch_with_map;\nuniform highp float u_pitch;\nuniform bool u_rotate_symbol;\nuniform highp float u_aspect_ratio;\nuniform highp float u_camera_to_center_distance;\nuniform highp float u_collision_y_stretch;\n\nuniform vec2 u_texsize;\n\nvarying vec4 v_data0;\nvarying vec2 v_data1;\n\nvoid main() {\n    #pragma mapbox: initialize highp vec4 fill_color\n    #pragma mapbox: initialize highp vec4 halo_color\n    #pragma mapbox: initialize lowp float opacity\n    #pragma mapbox: initialize lowp float halo_width\n    #pragma mapbox: initialize lowp float halo_blur\n\n    vec2 a_pos = a_pos_offset.xy;\n    vec2 a_offset = a_pos_offset.zw;\n\n    vec2 a_tex = a_data.xy;\n    vec2 a_size = a_data.zw;\n\n    highp vec2 angle_labelminzoom = unpack_float(a_projected_pos[2]);\n    highp float segment_angle = -angle_labelminzoom[0] / 255.0 * 2.0 * PI;\n    mediump float a_labelminzoom = angle_labelminzoom[1];\n    float size;\n\n    if (!u_is_size_zoom_constant && !u_is_size_feature_constant) {\n        size = mix(a_size[0], a_size[1], u_size_t) / 10.0;\n    } else if (u_is_size_zoom_constant && !u_is_size_feature_constant) {\n        size = a_size[0] / 10.0;\n    } else if (!u_is_size_zoom_constant && u_is_size_feature_constant) {\n        size = u_size;\n    } else {\n        size = u_size;\n    }\n\n    vec4 projectedPoint = u_matrix * vec4(a_pos, 0, 1);\n    highp float camera_to_anchor_distance = projectedPoint.w;\n    // If the label is pitched with the map, layout is done in pitched space,\n    // which makes labels in the distance smaller relative to viewport space.\n    // We counteract part of that effect by multiplying by the perspective ratio.\n    // If the label isn't pitched with the map, we do layout in viewport space,\n    // which makes labels in the distance larger relative to the features around\n    // them. We counteract part of that effect by dividing by the perspective ratio.\n    highp float distance_ratio = u_pitch_with_map ?\n        camera_to_anchor_distance / u_camera_to_center_distance :\n        u_camera_to_center_distance / camera_to_anchor_distance;\n    highp float perspective_ratio = 0.5 + 0.5 * distance_ratio;\n\n    size *= perspective_ratio;\n\n    float fontScale = u_is_text ? size / 24.0 : size;\n\n    highp float symbol_rotation = 0.0;\n    if (u_rotate_symbol) {\n        // Point labels with 'rotation-alignment: map' are horizontal with respect to tile units\n        // To figure out that angle in projected space, we draw a short horizontal line in tile\n        // space, project it, and measure its angle in projected space.\n        vec4 offsetProjectedPoint = u_matrix * vec4(a_pos + vec2(1, 0), 0, 1);\n\n        vec2 a = projectedPoint.xy / projectedPoint.w;\n        vec2 b = offsetProjectedPoint.xy / offsetProjectedPoint.w;\n\n        symbol_rotation = atan((b.y - a.y) / u_aspect_ratio, b.x - a.x);\n    }\n\n    highp float angle_sin = sin(segment_angle + symbol_rotation);\n    highp float angle_cos = cos(segment_angle + symbol_rotation);\n    mat2 rotation_matrix = mat2(angle_cos, -1.0 * angle_sin, angle_sin, angle_cos);\n\n    vec4 projected_pos = u_label_plane_matrix * vec4(a_projected_pos.xy, 0.0, 1.0);\n    gl_Position = u_gl_coord_matrix * vec4(projected_pos.xy / projected_pos.w + rotation_matrix * (a_offset / 64.0 * fontScale), 0.0, 1.0);\n    float gamma_scale = gl_Position.w;\n\n    vec2 tex = a_tex / u_texsize;\n    // incidence_stretch is the ratio of how much y space a label takes up on a tile while drawn perpendicular to the viewport vs\n    //  how much space it would take up if it were drawn flat on the tile\n    // Using law of sines, camera_to_anchor/sin(ground_angle) = camera_to_center/sin(incidence_angle)\n    // sin(incidence_angle) = 1/incidence_stretch\n    // Incidence angle 90 -> head on, sin(incidence_angle) = 1, no incidence stretch\n    // Incidence angle 1 -> very oblique, sin(incidence_angle) =~ 0, lots of incidence stretch\n    // ground_angle = u_pitch + PI/2 -> sin(ground_angle) = cos(u_pitch)\n    // This 2D calculation is only exactly correct when gl_Position.x is in the center of the viewport,\n    //  but it's a close enough approximation for our purposes\n    highp float incidence_stretch  = camera_to_anchor_distance / (u_camera_to_center_distance * cos(u_pitch));\n    // incidence_stretch only applies to the y-axis, but without re-calculating the collision tile, we can't\n    // adjust the size of only one axis. So, we do a crude approximation at placement time to get the aspect ratio\n    // about right, and then do the rest of the adjustment here: there will be some extra padding on the x-axis,\n    // but hopefully not too much.\n    // Never make the adjustment less than 1.0: instead of allowing collisions on the x-axis, be conservative on\n    // the y-axis.\n    highp float collision_adjustment = max(1.0, incidence_stretch / u_collision_y_stretch);\n\n    // Floor to 1/10th zoom to dodge precision issues that can cause partially hidden labels\n    highp float collision_perspective_ratio = 1.0 + 0.5*((camera_to_anchor_distance / u_camera_to_center_distance) - 1.0);\n    highp float perspective_zoom_adjust = floor(log2(collision_perspective_ratio * collision_adjustment) * 10.0);\n    vec2 fade_tex = vec2((a_labelminzoom + perspective_zoom_adjust) / 255.0, 0.0);\n\n    v_data0 = vec4(tex.x, tex.y, fade_tex.x, fade_tex.y);\n    v_data1 = vec2(gamma_scale, size);\n}\n"}},n=/#pragma mapbox: ([\w]+) ([\w]+) ([\w]+) ([\w]+)/g;for(var o in i)!function(t){var e=i[t],r={};e.fragmentSource=e.fragmentSource.replace(n,function(t,e,i,n,o){return r[o]=!0,"define"===e?"\n#ifndef HAS_UNIFORM_u_"+o+"\nvarying "+i+" "+n+" "+o+";\n#else\nuniform "+i+" "+n+" u_"+o+";\n#endif\n":"\n#ifdef HAS_UNIFORM_u_"+o+"\n    "+i+" "+n+" "+o+" = u_"+o+";\n#endif\n"}),e.vertexSource=e.vertexSource.replace(n,function(t,e,i,n,o){var a="float"===n?"vec2":"vec4";return r[o]?"define"===e?"\n#ifndef HAS_UNIFORM_u_"+o+"\nuniform lowp float a_"+o+"_t;\nattribute "+i+" "+a+" a_"+o+";\nvarying "+i+" "+n+" "+o+";\n#else\nuniform "+i+" "+n+" u_"+o+";\n#endif\n":"\n#ifndef HAS_UNIFORM_u_"+o+"\n    "+o+" = unpack_mix_"+a+"(a_"+o+", a_"+o+"_t);\n#else\n    "+i+" "+n+" "+o+" = u_"+o+";\n#endif\n":"define"===e?"\n#ifndef HAS_UNIFORM_u_"+o+"\nuniform lowp float a_"+o+"_t;\nattribute "+i+" "+a+" a_"+o+";\n#else\nuniform "+i+" "+n+" u_"+o+";\n#endif\n":"\n#ifndef HAS_UNIFORM_u_"+o+"\n    "+i+" "+n+" "+o+" = unpack_mix_"+a+"(a_"+o+", a_"+o+"_t);\n#else\n    "+i+" "+n+" "+o+" = u_"+o+";\n#endif\n"})}(o);e.exports=i},{}],87:[function(t,e,r){"use strict";var i=t("./image_source"),n=t("../util/window"),o=function(t){function e(e,r,i,n){t.call(this,e,r,i,n),this.options=r,this.animate=void 0===r.animate||r.animate}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype.load=function(){this.canvas=this.canvas||n.document.getElementById(this.options.canvas);var t=this.canvas.getContext(this.options.contextType);if(!t)return this.fire("error",new Error("Canvas context not found."));if(this.context=t,this.width=this.canvas.width,this.height=this.canvas.height,this._hasInvalidDimensions())return this.fire("error",new Error("Canvas dimensions cannot be less than or equal to zero."));var e;this.play=function(){void 0===e&&(e=this.map.style.animationLoop.set(1/0),this.map._rerender())},this.pause=function(){void 0!==e&&(e=this.map.style.animationLoop.cancel(e))},this._finishLoading()},e.prototype.getCanvas=function(){return this.canvas},e.prototype.onAdd=function(t){this.map=t,this.load(),this.canvas&&this.animate&&this.play()},e.prototype.onRemove=function(){this.pause()},e.prototype.readCanvas=function(t){var e=this;if(this.context instanceof CanvasRenderingContext2D)this.canvasData=this.context.getImageData(0,0,this.width,this.height);else if(this.context instanceof WebGLRenderingContext){var r=this.context,i=new Uint8Array(this.width*this.height*4);r.readPixels(0,0,this.width,this.height,r.RGBA,r.UNSIGNED_BYTE,i),this.secondaryContext||(this.secondaryContext=n.document.createElement("canvas").getContext("2d")),this.canvasData&&!t||(this.canvasData=this.secondaryContext.createImageData(this.width,this.height));for(var o=this.height-1,a=0;o>=0;o--,a++)e.canvasData.data.set(i.subarray(o*e.width*4,(o+1)*e.width*4),a*e.width*4)}},e.prototype.prepare=function(){var t=!1;if(this.canvas.width!==this.width&&(this.width=this.canvas.width,t=!0),this.canvas.height!==this.height&&(this.height=this.canvas.height,t=!0),!this._hasInvalidDimensions()&&0!==Object.keys(this.tiles).length){if((this.animate||!this.canvasData||t)&&this.readCanvas(t),!this.canvasData)return void this.fire("error",new Error("Could not read canvas data."));this._prepareImage(this.map.painter.gl,this.canvasData,t)}},e.prototype.serialize=function(){return{type:"canvas",canvas:this.canvas,coordinates:this.coordinates}},e.prototype._hasInvalidDimensions=function(){for(var t=this,e=0,r=[t.canvas.width,t.canvas.height];e<r.length;e+=1){var i=r[e];if(isNaN(i)||i<=0)return!0}return!1},e}(i);e.exports=o},{"../util/window":204,"./image_source":91}],88:[function(t,e,r){"use strict";function i(t){var e=a.document.createElement("a");return e.href=t,e.href}var n=t("../util/evented"),o=t("../util/util"),a=t("../util/window"),s=t("../data/extent"),l=t("../util/ajax").ResourceType,u=t("../util/browser"),c=function(t){function e(e,r,i,n){t.call(this),this.id=e,this.type="geojson",this.minzoom=0,this.maxzoom=18,this.tileSize=512,this.isTileClipped=!0,this.reparseOverscaled=!0,this.dispatcher=i,this.setEventedParent(n),this._data=r.data,this._options=o.extend({},r),void 0!==r.maxzoom&&(this.maxzoom=r.maxzoom),r.type&&(this.type=r.type);var a=s/this.tileSize;this.workerOptions=o.extend({source:this.id,cluster:r.cluster||!1,geojsonVtOptions:{buffer:(void 0!==r.buffer?r.buffer:128)*a,tolerance:(void 0!==r.tolerance?r.tolerance:.375)*a,extent:s,maxZoom:this.maxzoom},superclusterOptions:{maxZoom:void 0!==r.clusterMaxZoom?Math.min(r.clusterMaxZoom,this.maxzoom-1):this.maxzoom-1,extent:s,radius:(r.clusterRadius||50)*a,log:!1}},r.workerOptions)}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype.load=function(){var t=this;this.fire("dataloading",{dataType:"source"}),this._updateWorkerData(function(e){if(e)return void t.fire("error",{error:e});t.fire("data",{dataType:"source",sourceDataType:"metadata"})})},e.prototype.onAdd=function(t){this.map=t,this.load()},e.prototype.setData=function(t){var e=this;return this._data=t,this.fire("dataloading",{dataType:"source"}),this._updateWorkerData(function(t){if(t)return e.fire("error",{error:t});e.fire("data",{dataType:"source",sourceDataType:"content"})}),this},e.prototype._updateWorkerData=function(t){var e=this,r=o.extend({},this.workerOptions),n=this._data;"string"==typeof n?r.request=this.map._transformRequest(i(n),l.Source):r.data=JSON.stringify(n),this.workerID=this.dispatcher.send(this.type+".loadData",r,function(r){e._loaded=!0,t(r)},this.workerID)},e.prototype.loadTile=function(t,e){var r=this,i=t.workerID&&"expired"!==t.state?"reloadTile":"loadTile",n={type:this.type,uid:t.uid,coord:t.coord,zoom:t.coord.z,maxZoom:this.maxzoom,tileSize:this.tileSize,source:this.id,pixelRatio:u.devicePixelRatio,overscaling:t.coord.z>this.maxzoom?Math.pow(2,t.coord.z-this.maxzoom):1,angle:this.map.transform.angle,pitch:this.map.transform.pitch,cameraToCenterDistance:this.map.transform.cameraToCenterDistance,cameraToTileDistance:this.map.transform.cameraToTileDistance(t),showCollisionBoxes:this.map.showCollisionBoxes};t.workerID=this.dispatcher.send(i,n,function(i,n){if(t.unloadVectorData(),!t.aborted)return i?e(i):(t.loadVectorData(n,r.map.painter),t.redoWhenDone&&(t.redoWhenDone=!1,t.redoPlacement(r)),e(null))},this.workerID)},e.prototype.abortTile=function(t){t.aborted=!0},e.prototype.unloadTile=function(t){t.unloadVectorData(),this.dispatcher.send("removeTile",{uid:t.uid,type:this.type,source:this.id},function(){},t.workerID)},e.prototype.onRemove=function(){this.dispatcher.broadcast("removeSource",{type:this.type,source:this.id},function(){})},e.prototype.serialize=function(){return o.extend({},this._options,{type:this.type,data:this._data})},e}(n);e.exports=c},{"../data/extent":48,"../util/ajax":201,"../util/browser":202,"../util/evented":210,"../util/util":223,"../util/window":204}],89:[function(t,e,r){"use strict";function i(t,e){var r=t.source,i=t.coord;if(!this._geoJSONIndexes[r])return e(null,null);var n=this._geoJSONIndexes[r].getTile(Math.min(i.z,t.maxZoom),i.x,i.y);if(!n)return e(null,null);var o=new a(n.features),l=s(o);0===l.byteOffset&&l.byteLength===l.buffer.byteLength||(l=new Uint8Array(l)),e(null,{vectorTile:o,rawData:l.buffer})}var n=t("../util/ajax"),o=t("geojson-rewind"),a=t("./geojson_wrapper"),s=t("vt-pbf"),l=t("supercluster"),u=t("geojson-vt"),c=t("./vector_tile_worker_source"),p=function(t){function e(e,r,n){t.call(this,e,r,i),n&&(this.loadGeoJSON=n),this._geoJSONIndexes={}}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype.loadData=function(t,e){var r=this;this.loadGeoJSON(t,function(i,n){if(i||!n)return e(i);if("object"!=typeof n)return e(new Error("Input data is not a valid GeoJSON object."));o(n,!0);try{r._geoJSONIndexes[t.source]=t.cluster?l(t.superclusterOptions).load(n.features):u(n,t.geojsonVtOptions)}catch(i){return e(i)}r.loaded[t.source]={},e(null)})},e.prototype.reloadTile=function(e,r){var i=this.loaded[e.source],n=e.uid;return i&&i[n]?t.prototype.reloadTile.call(this,e,r):this.loadTile(e,r)},e.prototype.loadGeoJSON=function(t,e){if(t.request)n.getJSON(t.request,e);else{if("string"!=typeof t.data)return e(new Error("Input data is not a valid GeoJSON object."));try{return e(null,JSON.parse(t.data))}catch(t){return e(new Error("Input data is not a valid GeoJSON object."))}}},e.prototype.removeSource=function(t){this._geoJSONIndexes[t.source]&&delete this._geoJSONIndexes[t.source]},e}(c);e.exports=p},{"../util/ajax":201,"./geojson_wrapper":90,"./vector_tile_worker_source":103,"geojson-rewind":13,"geojson-vt":17,supercluster:32,"vt-pbf":37}],90:[function(t,e,r){"use strict";var i=t("@mapbox/point-geometry"),n=t("@mapbox/vector-tile").VectorTileFeature.prototype.toGeoJSON,o=t("../data/extent"),a=function(t){this._feature=t,this.extent=o,this.type=t.type,this.properties=t.tags,"id"in t&&!isNaN(t.id)&&(this.id=parseInt(t.id,10))};a.prototype.loadGeometry=function(){var t=this;if(1===this._feature.type){for(var e=[],r=0,n=t._feature.geometry;r<n.length;r+=1){var o=n[r];e.push([new i(o[0],o[1])])}return e}for(var a=[],s=0,l=t._feature.geometry;s<l.length;s+=1){for(var u=l[s],c=[],p=0,h=u;p<h.length;p+=1){var f=h[p];c.push(new i(f[0],f[1]))}a.push(c)}return a},a.prototype.toGeoJSON=function(t,e,r){return n.call(this,t,e,r)};var s=function(t){this.layers={_geojsonTileLayer:this},this.name="_geojsonTileLayer",this.extent=o,this.length=t.length,this._features=t};s.prototype.feature=function(t){return new a(this._features[t])},e.exports=s},{"../data/extent":48,"@mapbox/point-geometry":2,"@mapbox/vector-tile":6}],91:[function(t,e,r){"use strict";var i=t("../util/util"),n=t("../util/window"),o=t("./tile_coord"),a=t("../geo/lng_lat"),s=t("@mapbox/point-geometry"),l=t("../util/evented"),u=t("../util/ajax"),c=t("../util/browser"),p=t("../data/extent"),h=t("../data/raster_bounds_array"),f=t("../gl/vertex_buffer"),d=t("../render/vertex_array_object"),m=function(t){function e(e,r,i,n){t.call(this),this.id=e,this.dispatcher=i,this.coordinates=r.coordinates,this.type="image",this.minzoom=0,this.maxzoom=22,this.tileSize=512,this.tiles={},this.setEventedParent(n),this.options=r,this.textureLoaded=!1}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype.load=function(){var t=this;this.fire("dataloading",{dataType:"source"}),this.url=this.options.url,u.getImage(this.map._transformRequest(this.url,u.ResourceType.Image),function(e,r){e?t.fire("error",{error:e}):r&&(t.image=c.getImageData(r),t._finishLoading())})},e.prototype._finishLoading=function(){this.map&&(this.setCoordinates(this.coordinates),this.fire("data",{dataType:"source",sourceDataType:"metadata"}))},e.prototype.onAdd=function(t){this.map=t,this.load()},e.prototype.setCoordinates=function(t){this.coordinates=t;var e=this.map,r=t.map(function(t){return e.transform.locationCoordinate(a.convert(t)).zoomTo(0)}),n=this.centerCoord=i.getCoordinatesCenter(r);n.column=Math.floor(n.column),n.row=Math.floor(n.row),this.coord=new o(n.zoom,n.column,n.row),this.minzoom=this.maxzoom=n.zoom;var l=r.map(function(t){var e=t.zoomTo(n.zoom);return new s(Math.round((e.column-n.column)*p),Math.round((e.row-n.row)*p))});return this._boundsArray=new h,this._boundsArray.emplaceBack(l[0].x,l[0].y,0,0),this._boundsArray.emplaceBack(l[1].x,l[1].y,p,0),this._boundsArray.emplaceBack(l[3].x,l[3].y,0,p),this._boundsArray.emplaceBack(l[2].x,l[2].y,p,p),this.boundsBuffer&&(this.boundsBuffer.destroy(),delete this.boundsBuffer),this.fire("data",{dataType:"source",sourceDataType:"content"}),this},e.prototype.prepare=function(){0!==Object.keys(this.tiles).length&&this.image&&this._prepareImage(this.map.painter.gl,this.image)},e.prototype._prepareImage=function(t,e,r){var i=this;this.boundsBuffer||(this.boundsBuffer=new f(t,this._boundsArray)),this.boundsVAO||(this.boundsVAO=new d),this.textureLoaded?r?t.texImage2D(t.TEXTURE_2D,0,t.RGBA,t.RGBA,t.UNSIGNED_BYTE,e):(e instanceof n.HTMLVideoElement||e instanceof n.ImageData)&&(t.bindTexture(t.TEXTURE_2D,this.texture),t.texSubImage2D(t.TEXTURE_2D,0,0,0,t.RGBA,t.UNSIGNED_BYTE,e)):(this.textureLoaded=!0,this.texture=t.createTexture(),t.bindTexture(t.TEXTURE_2D,this.texture),t.texParameteri(t.TEXTURE_2D,t.TEXTURE_WRAP_S,t.CLAMP_TO_EDGE),t.texParameteri(t.TEXTURE_2D,t.TEXTURE_WRAP_T,t.CLAMP_TO_EDGE),t.texParameteri(t.TEXTURE_2D,t.TEXTURE_MIN_FILTER,t.LINEAR),t.texParameteri(t.TEXTURE_2D,t.TEXTURE_MAG_FILTER,t.LINEAR),t.texImage2D(t.TEXTURE_2D,0,t.RGBA,t.RGBA,t.UNSIGNED_BYTE,e));for(var o in i.tiles){var a=i.tiles[o];"loaded"!==a.state&&(a.state="loaded",a.texture=i.texture)}},e.prototype.loadTile=function(t,e){this.coord&&this.coord.toString()===t.coord.toString()?(this.tiles[String(t.coord.w)]=t,t.buckets={},e(null)):(t.state="errored",e(null))},e.prototype.serialize=function(){return{type:"image",url:this.options.url,coordinates:this.coordinates}},e}(l);e.exports=m},{"../data/extent":48,"../data/raster_bounds_array":54,"../geo/lng_lat":58,"../gl/vertex_buffer":62,"../render/vertex_array_object":84,"../util/ajax":201,"../util/browser":202,"../util/evented":210,"../util/util":223,"../util/window":204,"./tile_coord":101,"@mapbox/point-geometry":2}],92:[function(t,e,r){"use strict";var i=t("../util/util"),n=t("../util/ajax"),o=t("../util/browser"),a=t("../util/mapbox").normalizeSourceURL;e.exports=function(t,e,r){var s=function(t,e){if(t)return r(t);if(e){var n=i.pick(e,["tiles","minzoom","maxzoom","attribution","mapbox_logo","bounds"]);e.vector_layers&&(n.vectorLayers=e.vector_layers,n.vectorLayerIds=n.vectorLayers.map(function(t){return t.id})),r(null,n)}};t.url?n.getJSON(e(a(t.url),n.ResourceType.Source),s):o.frame(function(){return s(null,t)})}},{"../util/ajax":201,"../util/browser":202,"../util/mapbox":217,"../util/util":223}],93:[function(t,e,r){"use strict";var i=t("../data/extent");e.exports=function(t,e,r){return e*(i/(t.tileSize*Math.pow(2,r-t.coord.z)))}},{"../data/extent":48}],94:[function(t,e,r){"use strict";function i(t,e){var r=t.coord,i=e.coord;return r.z-i.z||r.y-i.y||r.w-i.w||r.x-i.x}function n(t){for(var e={},r={},i=0,n=t;i<n.length;i+=1){var o=n[i],a=o.queryResults,s=o.wrappedTileID,l=r[s]=r[s]||{};for(var u in a)for(var c=a[u],p=l[u]=l[u]||{},h=e[u]=e[u]||[],f=0,d=c;f<d.length;f+=1){var m=d[f];p[m.featureIndex]||(p[m.featureIndex]=!0,h.push(m.feature))}}return e}var o=t("./tile_coord");r.rendered=function(t,e,r,o,a,s){var l=t.tilesIn(r);l.sort(i);for(var u=[],c=0,p=l;c<p.length;c+=1){var h=p[c];u.push({wrappedTileID:h.coord.wrapped().id,queryResults:h.tile.queryRenderedFeatures(e,h.queryGeometry,h.scale,o,s)})}return n(u)},r.source=function(t,e){for(var r=t.getRenderableIds().map(function(e){return t.getTileByID(e)}),i=[],n={},a=0;a<r.length;a++){var s=r[a],l=new o(Math.min(s.sourceMaxZoom,s.coord.z),s.coord.x,s.coord.y,0).id;n[l]||(n[l]=!0,s.querySourceFeatures(i,e))}return i}},{"./tile_coord":101}],95:[function(t,e,r){"use strict";var i=t("../util/util"),n=t("../util/ajax"),o=t("../util/evented"),a=t("./load_tilejson"),s=t("../util/mapbox").normalizeTileURL,l=t("./tile_bounds"),u=function(t){function e(e,r,n,o){t.call(this),this.id=e,this.dispatcher=n,this.setEventedParent(o),this.type="raster",this.minzoom=0,this.maxzoom=22,this.roundZoom=!0,this.scheme="xyz",this.tileSize=512,this._loaded=!1,this._options=i.extend({},r),i.extend(this,i.pick(r,["url","scheme","tileSize"]))}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype.load=function(){var t=this;this.fire("dataloading",{dataType:"source"}),a(this._options,this.map._transformRequest,function(e,r){e?t.fire("error",e):r&&(i.extend(t,r),r.bounds&&(t.tileBounds=new l(r.bounds,t.minzoom,t.maxzoom)),t.fire("data",{dataType:"source",sourceDataType:"metadata"}),t.fire("data",{dataType:"source",sourceDataType:"content"}))})},e.prototype.onAdd=function(t){this.map=t,this.load()},e.prototype.serialize=function(){return i.extend({},this._options)},e.prototype.hasTile=function(t){return!this.tileBounds||this.tileBounds.contains(t,this.maxzoom)},e.prototype.loadTile=function(t,e){var r=this,i=s(t.coord.url(this.tiles,null,this.scheme),this.url,this.tileSize);t.request=n.getImage(this.map._transformRequest(i,n.ResourceType.Tile),function(i,n){if(delete t.request,t.aborted)r.state="unloaded",e(null);else if(i)r.state="errored",e(i);else if(n){r.map._refreshExpiredTiles&&t.setExpiryData(n),delete n.cacheControl,delete n.expires;var o=r.map.painter.gl;t.texture=r.map.painter.getTileTexture(n.width),t.texture?(o.bindTexture(o.TEXTURE_2D,t.texture),o.texSubImage2D(o.TEXTURE_2D,0,0,0,o.RGBA,o.UNSIGNED_BYTE,n)):(t.texture=o.createTexture(),o.bindTexture(o.TEXTURE_2D,t.texture),o.texParameteri(o.TEXTURE_2D,o.TEXTURE_MIN_FILTER,o.LINEAR_MIPMAP_NEAREST),o.texParameteri(o.TEXTURE_2D,o.TEXTURE_MAG_FILTER,o.LINEAR),o.texParameteri(o.TEXTURE_2D,o.TEXTURE_WRAP_S,o.CLAMP_TO_EDGE),o.texParameteri(o.TEXTURE_2D,o.TEXTURE_WRAP_T,o.CLAMP_TO_EDGE),o.pixelStorei(o.UNPACK_PREMULTIPLY_ALPHA_WEBGL,!0),r.map.painter.extTextureFilterAnisotropic&&o.texParameterf(o.TEXTURE_2D,r.map.painter.extTextureFilterAnisotropic.TEXTURE_MAX_ANISOTROPY_EXT,r.map.painter.extTextureFilterAnisotropicMax),o.texImage2D(o.TEXTURE_2D,0,o.RGBA,o.RGBA,o.UNSIGNED_BYTE,n),t.texture.size=n.width),o.generateMipmap(o.TEXTURE_2D),t.state="loaded",e(null)}})},e.prototype.abortTile=function(t){t.request&&(t.request.abort(),delete t.request)},e.prototype.unloadTile=function(t){t.texture&&this.map.painter.saveTileTexture(t.texture)},e}(o);e.exports=u},{"../util/ajax":201,"../util/evented":210,"../util/mapbox":217,"../util/util":223,"./load_tilejson":92,"./tile_bounds":100}],96:[function(t,e,r){"use strict";var i=t("../util/ajax"),n=t("../util/evented"),o=t("../util/window"),a=!1,s=null;e.exports.evented=new n,e.exports.registerForPluginAvailability=function(t){return s?t({pluginBlobURL:s,errorCallback:e.exports.errorCallback}):e.exports.evented.once("pluginAvailable",t),t},e.exports.createBlobURL=function(t){return o.URL.createObjectURL(new o.Blob([t.data],{type:"text/javascript"}))},e.exports.clearRTLTextPlugin=function(){a=!1,s=null},e.exports.setRTLTextPlugin=function(t,r){if(a)throw new Error("setRTLTextPlugin cannot be called multiple times.");a=!0,e.exports.errorCallback=r,i.getArrayBuffer({url:t},function(t,i){t?r(t):i&&(s=e.exports.createBlobURL(i),e.exports.evented.fire("pluginAvailable",{pluginBlobURL:s,errorCallback:r}))})},e.exports.applyArabicShaping=null,e.exports.processBidirectionalText=null},{"../util/ajax":201,"../util/evented":210,"../util/window":204}],97:[function(t,e,r){"use strict";var i=t("../util/util"),n={vector:t("../source/vector_tile_source"),raster:t("../source/raster_tile_source"),geojson:t("../source/geojson_source"),video:t("../source/video_source"),image:t("../source/image_source"),canvas:t("../source/canvas_source")};r.create=function(t,e,r,o){var a=new n[e.type](t,e,r,o);if(a.id!==t)throw new Error("Expected Source id to be "+t+" instead of "+a.id);return i.bindAll(["load","abort","unload","serialize","prepare"],a),a},r.getType=function(t){return n[t]},r.setType=function(t,e){n[t]=e}},{"../source/canvas_source":87,"../source/geojson_source":88,"../source/image_source":91,"../source/raster_tile_source":95,"../source/vector_tile_source":102,"../source/video_source":104,"../util/util":223}],98:[function(t,e,r){"use strict";function i(t,e,r){var i=r.zoomTo(Math.min(t.z,e));return new d((i.column-(t.x+t.w*Math.pow(2,t.z)))*f,(i.row-t.y)*f)}function n(t,e){return t%32-e%32}function o(t){return"raster"===t||"image"===t||"video"===t}var a=t("./source").create,s=t("./tile"),l=t("../util/evented"),u=t("./tile_coord"),c=t("../util/lru_cache"),p=t("../geo/coordinate"),h=t("../util/util"),f=t("../data/extent"),d=t("@mapbox/point-geometry"),m=function(t){function e(e,r,i){var n=this;t.call(this),this.id=e,this.dispatcher=i,this.on("data",function(t){"source"===t.dataType&&"metadata"===t.sourceDataType&&(n._sourceLoaded=!0),n._sourceLoaded&&!n._paused&&"source"===t.dataType&&"content"===t.sourceDataType&&(n.reload(),n.transform&&n.update(n.transform))}),this.on("error",function(){n._sourceErrored=!0}),this._source=a(e,r,i,this),this._tiles={},this._cache=new c(0,this._unloadTile.bind(this)),this._timers={},this._cacheTimers={},this._maxTileCacheSize=null,this._isIdRenderable=this._isIdRenderable.bind(this)}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype.onAdd=function(t){this.map=t,this._maxTileCacheSize=t?t._maxTileCacheSize:null,this._source&&this._source.onAdd&&this._source.onAdd(t)},e.prototype.onRemove=function(t){this._source&&this._source.onRemove&&this._source.onRemove(t)},e.prototype.loaded=function(){var t=this;if(this._sourceErrored)return!0;if(!this._sourceLoaded)return!1;for(var e in t._tiles){var r=t._tiles[e];if("loaded"!==r.state&&"errored"!==r.state)return!1}return!0},e.prototype.getSource=function(){return this._source},e.prototype.pause=function(){this._paused=!0},e.prototype.resume=function(){if(this._paused){var t=this._shouldReloadOnResume;this._paused=!1,this._shouldReloadOnResume=!1,t&&this.reload(),this.transform&&this.update(this.transform)}},e.prototype._loadTile=function(t,e){return this._source.loadTile(t,e)},e.prototype._unloadTile=function(t){if(this._source.unloadTile)return this._source.unloadTile(t)},e.prototype._abortTile=function(t){if(this._source.abortTile)return this._source.abortTile(t)},e.prototype.serialize=function(){return this._source.serialize()},e.prototype.prepare=function(t){var e=this;this._source.prepare&&this._source.prepare();for(var r in e._tiles)e._tiles[r].upload(t)},e.prototype.getIds=function(){return Object.keys(this._tiles).map(Number).sort(n)},e.prototype.getRenderableIds=function(){return this.getIds().filter(this._isIdRenderable)},e.prototype._isIdRenderable=function(t){return this._tiles[t].hasData()&&!this._coveredTiles[t]},e.prototype.reload=function(){var t=this;if(this._paused)return void(this._shouldReloadOnResume=!0);this._cache.reset();for(var e in t._tiles)t._reloadTile(e,"reloading")},e.prototype._reloadTile=function(t,e){var r=this._tiles[t];r&&("loading"!==r.state&&(r.state=e),this._loadTile(r,this._tileLoaded.bind(this,r,t,e)))},e.prototype._tileLoaded=function(t,e,r,i){if(i)return t.state="errored",void(404!==i.status?this._source.fire("error",{tile:t,error:i}):this.update(this.transform));t.timeAdded=(new Date).getTime(),"expired"===r&&(t.refreshedUponExpiration=!0),this._setTileReloadTimer(e,t),this._source.fire("data",{dataType:"source",tile:t,coord:t.coord}),this.map&&(this.map.painter.tileExtentVAO.vao=null)},e.prototype.getTile=function(t){return this.getTileByID(t.id)},e.prototype.getTileByID=function(t){return this._tiles[t]},e.prototype.getZoom=function(t){return t.zoom+t.scaleZoom(t.tileSize/this._source.tileSize)},e.prototype._findLoadedChildren=function(t,e,r){var i=this,n=!1;for(var o in i._tiles){var a=i._tiles[o];if(!(r[o]||!a.hasData()||a.coord.z<=t.z||a.coord.z>e)){var s=Math.pow(2,Math.min(a.coord.z,i._source.maxzoom)-Math.min(t.z,i._source.maxzoom));if(Math.floor(a.coord.x/s)===t.x&&Math.floor(a.coord.y/s)===t.y)for(r[o]=!0,n=!0;a&&a.coord.z-1>t.z;){var l=a.coord.parent(i._source.maxzoom);if(!l)break;(a=i._tiles[l.id])&&a.hasData()&&(delete r[o],r[l.id]=!0)}}}return n},e.prototype.findLoadedParent=function(t,e,r){for(var i=this,n=t.z-1;n>=e;n--){var o=t.parent(i._source.maxzoom);if(!o)return;t=o;var a=String(t.id),s=i._tiles[a];if(s&&s.hasData())return r[a]=!0,s;if(i._cache.has(a))return r[a]=!0,i._cache.getWithoutRemoving(a)}},e.prototype.updateCacheSize=function(t){var e=Math.ceil(t.width/t.tileSize)+1,r=Math.ceil(t.height/t.tileSize)+1,i=e*r,n=Math.floor(5*i),o="number"==typeof this._maxTileCacheSize?Math.min(this._maxTileCacheSize,n):n;this._cache.setMaxSize(o)},e.prototype.update=function(t){var r=this;if(this.transform=t,this._sourceLoaded&&!this._paused){this.updateCacheSize(t),this._coveredTiles={};var i;this.used?this._source.coord?i=t.getVisibleWrappedCoordinates(this._source.coord):(i=t.coveringTiles({tileSize:this._source.tileSize,minzoom:this._source.minzoom,maxzoom:this._source.maxzoom,roundZoom:this._source.roundZoom,reparseOverscaled:this._source.reparseOverscaled}),this._source.hasTile&&(i=i.filter(function(t){return r._source.hasTile(t)}))):i=[];var n=(this._source.roundZoom?Math.round:Math.floor)(this.getZoom(t)),a=Math.max(n-e.maxOverzooming,this._source.minzoom),s=Math.max(n+e.maxUnderzooming,this._source.minzoom),l=this._updateRetainedTiles(i,n),c={};if(o(this._source.type))for(var p=Object.keys(l),f=0;f<p.length;f++){var d=p[f],m=u.fromID(+d),v=r._tiles[d];if(v&&(void 0===v.fadeEndTime||v.fadeEndTime>=Date.now())){r._findLoadedChildren(m,s,l)&&(l[d]=!0);var y=r.findLoadedParent(m,a,c);y&&r._addTile(y.coord)}}var g;for(g in c)l[g]||(r._coveredTiles[g]=!0);for(g in c)l[g]=!0;for(var _=h.keysDifference(this._tiles,l),x=0;x<_.length;x++)r._removeTile(_[x])}},e.prototype._updateRetainedTiles=function(t,r){var i,n,o,a,s=this,l={},u={},c=Math.max(r-e.maxOverzooming,this._source.minzoom);for(i=0;i<t.length;i++){n=t[i],o=s._addTile(n);var p=!1;if(o.hasData())l[n.id]=!0;else{if(p=o.wasRequested(),l[n.id]=!0,a=!0,r+1>s._source.maxzoom){var h=n.children(s._source.maxzoom)[0],f=s.getTile(h);f&&f.hasData()?l[h.id]=!0:a=!1}else for(var d=n.children(s._source.maxzoom),m=0;m<d.length;m++){var v=d[m],y=v?s.getTile(v):null;y&&y.hasData()?l[v.id]=!0:a=!1}if(!a)for(var g=r-1;g>=c;--g){var _=n.scaledTo(g,s._source.maxzoom);if(u[_.id])break;if(u[_.id]=!0,o=s.getTile(_),!o&&p&&(o=s._addTile(_)),o&&(l[_.id]=!0,p=o.wasRequested(),o.hasData()))break}}}return l},e.prototype._addTile=function(t){var e=this._tiles[t.id];if(e)return e;(e=this._cache.get(t.id))&&(e.redoPlacement(this._source),this._cacheTimers[t.id]&&(clearTimeout(this._cacheTimers[t.id]),delete this._cacheTimers[t.id],this._setTileReloadTimer(t.id,e)));var r=Boolean(e);if(!r){var i=t.z,n=i>this._source.maxzoom?Math.pow(2,i-this._source.maxzoom):1;e=new s(t,this._source.tileSize*n,this._source.maxzoom),this._loadTile(e,this._tileLoaded.bind(this,e,t.id,e.state))}return e?(e.uses++,this._tiles[t.id]=e,r||this._source.fire("dataloading",{tile:e,coord:e.coord,dataType:"source"}),e):null},e.prototype._setTileReloadTimer=function(t,e){var r=this,i=e.getExpiryTimeout();i&&(this._timers[t]=setTimeout(function(){r._reloadTile(t,"expired"),delete r._timers[t]},i))},e.prototype._setCacheInvalidationTimer=function(t,e){var r=this,i=e.getExpiryTimeout();i&&(this._cacheTimers[t]=setTimeout(function(){r._cache.remove(t),delete r._cacheTimers[t]},i))},e.prototype._removeTile=function(t){var e=this._tiles[t];if(e&&(e.uses--,delete this._tiles[t],this._timers[t]&&(clearTimeout(this._timers[t]),delete this._timers[t]),!(e.uses>0)))if(e.stopPlacementThrottler(),e.hasData()){var r=e.coord.wrapped().id;this._cache.add(r,e),this._setCacheInvalidationTimer(r,e)}else e.aborted=!0,this._abortTile(e),this._unloadTile(e)},e.prototype.clearTiles=function(){var t=this;this._shouldReloadOnResume=!1,this._paused=!1;for(var e in t._tiles)t._removeTile(e);this._cache.reset()},e.prototype.tilesIn=function(t){for(var e=this,r=[],n=this.getIds(),o=1/0,a=1/0,s=-1/0,l=-1/0,c=t[0].zoom,h=0;h<t.length;h++){var d=t[h];o=Math.min(o,d.column),a=Math.min(a,d.row),s=Math.max(s,d.column),l=Math.max(l,d.row)}for(var m=0;m<n.length;m++){var v=e._tiles[n[m]],y=u.fromID(n[m]),g=[i(y,v.sourceMaxZoom,new p(o,a,c)),i(y,v.sourceMaxZoom,new p(s,l,c))];if(g[0].x<f&&g[0].y<f&&g[1].x>=0&&g[1].y>=0){for(var _=[],x=0;x<t.length;x++)_.push(i(y,v.sourceMaxZoom,t[x]));r.push({tile:v,coord:y,queryGeometry:[_],scale:Math.pow(2,e.transform.zoom-v.coord.z)})}}return r},e.prototype.redoPlacement=function(){for(var t=this,e=this.getIds(),r=0;r<e.length;r++)t.getTileByID(e[r]).redoPlacement(t._source)},e.prototype.getVisibleCoordinates=function(){for(var t=this,e=this.getRenderableIds().map(u.fromID),r=0,i=e;r<i.length;r+=1){var n=i[r];n.posMatrix=t.transform.calculatePosMatrix(n,t._source.maxzoom)}return e},e}(l);m.maxOverzooming=10,m.maxUnderzooming=3,e.exports=m},{"../data/extent":48,"../geo/coordinate":57,"../util/evented":210,"../util/lru_cache":216,"../util/util":223,"./source":97,"./tile":99,"./tile_coord":101,"@mapbox/point-geometry":2}],99:[function(t,e,r){"use strict";var i=t("../util/util"),n=t("../data/bucket").deserialize,o=t("../data/bucket/symbol_bucket"),a=t("../data/feature_index"),s=t("@mapbox/vector-tile"),l=t("pbf"),u=t("../util/vectortile_to_geojson"),c=t("../style-spec/feature_filter"),p=t("../symbol/collision_tile"),h=t("../symbol/collision_box"),f=t("../util/throttler"),d=t("../render/texture"),m=function(t,e,r){this.coord=t,this.uid=i.uniqueId(),this.uses=0,this.tileSize=e,this.sourceMaxZoom=r,this.buckets={},this.expirationTime=null,this.expiredRequestCount=0,this.state="loading",this.placementThrottler=new f(300,this._immediateRedoPlacement.bind(this))};m.prototype.registerFadeDuration=function(t,e){var r=e+this.timeAdded;r<Date.now()||this.fadeEndTime&&r<this.fadeEndTime||(this.fadeEndTime=r,t.set(this.fadeEndTime-Date.now()))},m.prototype.wasRequested=function(){return"errored"===this.state||"loaded"===this.state||"reloading"===this.state},m.prototype.loadVectorData=function(t,e){this.hasData()&&this.unloadVectorData(),this.state="loaded",t&&(t.rawTileData&&(this.rawTileData=t.rawTileData),this.collisionBoxArray=new h(t.collisionBoxArray),this.collisionTile=p.deserialize(t.collisionTile,this.collisionBoxArray),this.featureIndex=a.deserialize(t.featureIndex,this.rawTileData,this.collisionTile),this.buckets=n(t.buckets,e.style),t.iconAtlasImage&&(this.iconAtlasImage=t.iconAtlasImage),t.glyphAtlasImage&&(this.glyphAtlasImage=t.glyphAtlasImage))},m.prototype.reloadSymbolData=function(t,e){var r=this;if("unloaded"!==this.state){this.collisionTile=p.deserialize(t.collisionTile,this.collisionBoxArray),this.featureIndex&&this.featureIndex.setCollisionTile(this.collisionTile);for(var a in r.buckets){var s=r.buckets[a];s instanceof o&&(s.destroy(),delete r.buckets[a])}i.extend(this.buckets,n(t.buckets,e)),t.iconAtlasImage&&(this.iconAtlasImage=t.iconAtlasImage),t.glyphAtlasImage&&(this.glyphAtlasImage=t.glyphAtlasImage)}},m.prototype.unloadVectorData=function(){var t=this;for(var e in t.buckets)t.buckets[e].destroy();this.buckets={},this.iconAtlasTexture&&this.iconAtlasTexture.destroy(),this.glyphAtlasTexture&&this.glyphAtlasTexture.destroy(),this.collisionBoxArray=null,this.collisionTile=null,this.featureIndex=null,this.state="unloaded"},m.prototype.redoPlacement=function(t){if("vector"===t.type||"geojson"===t.type){if("loaded"!==this.state)return void(this.redoWhenDone=!0);if(this.collisionTile){var e=t.map.transform.cameraToTileDistance(this);if(this.angle===t.map.transform.angle&&this.pitch===t.map.transform.pitch&&this.showCollisionBoxes===t.map.showCollisionBoxes){if(this.cameraToTileDistance===e&&this.cameraToCenterDistance===t.map.transform.cameraToCenterDistance)return;if(this.pitch<25)return this.cameraToTileDistance=e,void(this.cameraToCenterDistance=t.map.transform.cameraToCenterDistance)}this.angle=t.map.transform.angle,this.pitch=t.map.transform.pitch,this.cameraToCenterDistance=t.map.transform.cameraToCenterDistance,this.cameraToTileDistance=e,this.showCollisionBoxes=t.map.showCollisionBoxes,this.placementSource=t,this.state="reloading",this.placementThrottler.invoke()}}},m.prototype._immediateRedoPlacement=function(){var t=this;this.placementSource.dispatcher.send("redoPlacement",{type:this.placementSource.type,uid:this.uid,source:this.placementSource.id,angle:this.angle,pitch:this.pitch,cameraToCenterDistance:this.cameraToCenterDistance,cameraToTileDistance:this.cameraToTileDistance,showCollisionBoxes:this.showCollisionBoxes},function(e,r){"reloading"===t.state&&(t.state="loaded",t.reloadSymbolData(r,t.placementSource.map.style),t.placementSource.fire("data",{tile:t,coord:t.coord,dataType:"source"}),t.placementSource.map&&(t.placementSource.map.painter.tileExtentVAO.vao=null),t.redoWhenDone&&(t.state="reloading",t.redoWhenDone=!1,t._immediateRedoPlacement()))},this.workerID)},m.prototype.getBucket=function(t){return this.buckets[t.id]},m.prototype.upload=function(t){var e=this;for(var r in e.buckets){var i=e.buckets[r];i.uploaded||(i.upload(t),i.uploaded=!0)}this.iconAtlasImage&&(this.iconAtlasTexture=new d(t,this.iconAtlasImage,t.RGBA),this.iconAtlasImage=null),this.glyphAtlasImage&&(this.glyphAtlasTexture=new d(t,this.glyphAtlasImage,t.ALPHA),this.glyphAtlasImage=null)},m.prototype.queryRenderedFeatures=function(t,e,r,i,n){var o=this;if(!this.featureIndex)return{};var a=0;for(var s in t){var l=o.getBucket(t[s]);l&&(a=Math.max(a,t[s].queryRadius(l)))}return this.featureIndex.query({queryGeometry:e,bearing:n,params:i,scale:r,additionalRadius:a,tileSize:this.tileSize},t)},m.prototype.querySourceFeatures=function(t,e){var r=this;if(this.rawTileData){this.vtLayers||(this.vtLayers=new s.VectorTile(new l(this.rawTileData)).layers);var i=e?e.sourceLayer:"",n=this.vtLayers._geojsonTileLayer||this.vtLayers[i];if(n)for(var o=c(e&&e.filter),a={z:this.coord.z,x:this.coord.x,y:this.coord.y},p=0;p<n.length;p++){var h=n.feature(p);if(o(h)){var f=new u(h,r.coord.z,r.coord.x,r.coord.y);f.tile=a,t.push(f)}}}},m.prototype.hasData=function(){return"loaded"===this.state||"reloading"===this.state||"expired"===this.state},m.prototype.setExpiryData=function(t){var e=this.expirationTime;if(t.cacheControl){var r=i.parseCacheControl(t.cacheControl);r["max-age"]&&(this.expirationTime=Date.now()+1e3*r["max-age"])}else t.expires&&(this.expirationTime=new Date(t.expires).getTime());if(this.expirationTime){var n=Date.now(),o=!1;if(this.expirationTime>n)o=!1;else if(e)if(this.expirationTime<e)o=!0;else{var a=this.expirationTime-e;a?this.expirationTime=n+Math.max(a,3e4):o=!0}else o=!0;o?(this.expiredRequestCount++,this.state="expired"):this.expiredRequestCount=0}},m.prototype.getExpiryTimeout=function(){if(this.expirationTime)return this.expiredRequestCount?1e3*(1<<Math.min(this.expiredRequestCount-1,31)):Math.min(this.expirationTime-(new Date).getTime(),Math.pow(2,31)-1)},m.prototype.stopPlacementThrottler=function(){this.placementThrottler.stop(),"reloading"===this.state&&(this.state="loaded")},e.exports=m},{"../data/bucket":42,"../data/bucket/symbol_bucket":47,"../data/feature_index":49,"../render/texture":83,"../style-spec/feature_filter":110,"../symbol/collision_box":170,"../symbol/collision_tile":172,"../util/throttler":221,"../util/util":223,"../util/vectortile_to_geojson":224,"@mapbox/vector-tile":6,pbf:29}],100:[function(t,e,r){"use strict";var i=t("../geo/lng_lat_bounds"),n=t("../util/util").clamp,o=function(t,e,r){this.bounds=i.convert(this.validateBounds(t)),this.minzoom=e||0,this.maxzoom=r||24};o.prototype.validateBounds=function(t){return Array.isArray(t)&&4===t.length?[Math.max(-180,t[0]),Math.max(-90,t[1]),Math.min(180,t[2]),Math.min(90,t[3])]:[-180,-90,180,90]},o.prototype.contains=function(t,e){var r=e?Math.min(t.z,e):t.z,i={minX:Math.floor(this.lngX(this.bounds.getWest(),r)),minY:Math.floor(this.latY(this.bounds.getNorth(),r)),maxX:Math.ceil(this.lngX(this.bounds.getEast(),r)),maxY:Math.ceil(this.latY(this.bounds.getSouth(),r))};return t.x>=i.minX&&t.x<i.maxX&&t.y>=i.minY&&t.y<i.maxY},o.prototype.lngX=function(t,e){return(t+180)*(Math.pow(2,e)/360)},o.prototype.latY=function(t,e){var r=n(Math.sin(Math.PI/180*t),-.9999,.9999),i=Math.pow(2,e)/(2*Math.PI);return Math.pow(2,e-1)+.5*Math.log((1+r)/(1-r))*-i},e.exports=o},{"../geo/lng_lat_bounds":59,"../util/util":223}],101:[function(t,e,r){"use strict";function i(t,e){if(t.row>e.row){var r=t;t=e,e=r}return{x0:t.column,y0:t.row,x1:e.column,y1:e.row,dx:e.column-t.column,dy:e.row-t.row}}function n(t,e,r,i,n){var o=Math.max(r,Math.floor(e.y0)),a=Math.min(i,Math.ceil(e.y1));if(t.x0===e.x0&&t.y0===e.y0?t.x0+e.dy/t.dy*t.dx<e.x1:t.x1-e.dy/t.dy*t.dx<e.x0){var s=t;t=e,e=s}for(var l=t.dx/t.dy,u=e.dx/e.dy,c=t.dx>0,p=e.dx<0,h=o;h<a;h++){var f=l*Math.max(0,Math.min(t.dy,h+c-t.y0))+t.x0,d=u*Math.max(0,Math.min(e.dy,h+p-e.y0))+e.x0;n(Math.floor(d),Math.ceil(f),h)}}function o(t,e,r,o,a,s){var l,u=i(t,e),c=i(e,r),p=i(r,t);u.dy>c.dy&&(l=u,u=c,c=l),u.dy>p.dy&&(l=u,u=p,p=l),c.dy>p.dy&&(l=c,c=p,p=l),u.dy&&n(p,u,o,a,s),c.dy&&n(p,c,o,a,s)}function a(t,e,r){for(var i,n="",o=t;o>0;o--)i=1<<o-1,n+=(e&i?1:0)+(r&i?2:0);return n}var s=t("@mapbox/whoots-js"),l=t("../geo/coordinate"),u=function(t,e,r,i){(void 0===i||isNaN(i))&&(i=0),this.z=+t,this.x=+e,this.y=+r,this.w=+i,(i*=2)<0&&(i=-1*i-1);var n=1<<this.z;this.id=32*(n*n*i+n*this.y+this.x)+this.z,this.posMatrix=null};u.prototype.toString=function(){return this.z+"/"+this.x+"/"+this.y},u.prototype.toCoordinate=function(t){var e=Math.min(this.z,void 0===t?this.z:t),r=Math.pow(2,e),i=this.y,n=this.x+r*this.w;return new l(n,i,e)},u.prototype.url=function(t,e,r){var i=s.getTileBBox(this.x,this.y,this.z),n=a(this.z,this.x,this.y);return t[(this.x+this.y)%t.length].replace("{prefix}",(this.x%16).toString(16)+(this.y%16).toString(16)).replace("{z}",String(Math.min(this.z,e||this.z))).replace("{x}",String(this.x)).replace("{y}",String("tms"===r?Math.pow(2,this.z)-this.y-1:this.y)).replace("{quadkey}",n).replace("{bbox-epsg-3857}",i)},u.prototype.parent=function(t){return 0===this.z?null:this.z>t?new u(this.z-1,this.x,this.y,this.w):new u(this.z-1,Math.floor(this.x/2),Math.floor(this.y/2),this.w)},u.prototype.wrapped=function(){return new u(this.z,this.x,this.y,0)},u.prototype.children=function(t){if(this.z>=t)return[new u(this.z+1,this.x,this.y,this.w)];var e=this.z+1,r=2*this.x,i=2*this.y;return[new u(e,r,i,this.w),new u(e,r+1,i,this.w),new u(e,r,i+1,this.w),new u(e,r+1,i+1,this.w)]},u.prototype.scaledTo=function(t,e){return this.z>e?new u(t,this.x,this.y,this.w):t<=this.z?new u(t,this.x>>this.z-t,this.y>>this.z-t,this.w):new u(t,this.x<<t-this.z,this.y<<t-this.z,this.w)},u.cover=function(t,e,r,i){function n(t,e,n){var o,l,c,p;if(n>=0&&n<=a)for(o=t;o<e;o++)l=Math.floor(o/a),c=(o%a+a)%a,0!==l&&!0!==i||(p=new u(r,c,n,l),s[p.id]=p)}void 0===i&&(i=!0);var a=1<<t,s={};return o(e[0],e[1],e[2],0,a,n),o(e[2],e[3],e[0],0,a,n),Object.keys(s).map(function(t){return s[t]})},u.fromID=function(t){var e=t%32,r=1<<e,i=(t-e)/32,n=i%r,o=(i-n)/r%r,a=Math.floor(i/(r*r));return a%2!=0&&(a=-1*a-1),a/=2,new u(e,n,o,a)},e.exports=u},{"../geo/coordinate":57,"@mapbox/whoots-js":10}],102:[function(t,e,r){"use strict";var i=t("../util/evented"),n=t("../util/util"),o=t("./load_tilejson"),a=t("../util/mapbox").normalizeTileURL,s=t("./tile_bounds"),l=t("../util/ajax").ResourceType,u=t("../util/browser"),c=function(t){function e(e,r,i,o){if(t.call(this),this.id=e,this.dispatcher=i,this.type="vector",this.minzoom=0,this.maxzoom=22,this.scheme="xyz",this.tileSize=512,this.reparseOverscaled=!0,this.isTileClipped=!0,n.extend(this,n.pick(r,["url","scheme","tileSize"])),this._options=n.extend({type:"vector"},r),512!==this.tileSize)throw new Error("vector tile sources must have a tileSize of 512");this.setEventedParent(o)}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype.load=function(){var t=this;this.fire("dataloading",{dataType:"source"}),o(this._options,this.map._transformRequest,function(e,r){e?t.fire("error",e):r&&(n.extend(t,r),r.bounds&&(t.tileBounds=new s(r.bounds,t.minzoom,t.maxzoom)),t.fire("data",{dataType:"source",sourceDataType:"metadata"}),t.fire("data",{dataType:"source",sourceDataType:"content"}))})},e.prototype.hasTile=function(t){return!this.tileBounds||this.tileBounds.contains(t,this.maxzoom)},e.prototype.onAdd=function(t){this.map=t,this.load()},e.prototype.serialize=function(){return n.extend({},this._options)},e.prototype.loadTile=function(t,e){function r(r,i){if(!t.aborted){if(r)return e(r);this.map._refreshExpiredTiles&&t.setExpiryData(i),t.loadVectorData(i,this.map.painter),t.redoWhenDone&&(t.redoWhenDone=!1,t.redoPlacement(this)),e(null),t.reloadCallback&&(this.loadTile(t,t.reloadCallback),t.reloadCallback=null)}}var i=t.coord.z>this.maxzoom?Math.pow(2,t.coord.z-this.maxzoom):1,n=a(t.coord.url(this.tiles,this.maxzoom,this.scheme),this.url),o={request:this.map._transformRequest(n,l.Tile),uid:t.uid,coord:t.coord,zoom:t.coord.z,tileSize:this.tileSize*i,type:this.type,source:this.id,pixelRatio:u.devicePixelRatio,overscaling:i,angle:this.map.transform.angle,pitch:this.map.transform.pitch,cameraToCenterDistance:this.map.transform.cameraToCenterDistance,cameraToTileDistance:this.map.transform.cameraToTileDistance(t),showCollisionBoxes:this.map.showCollisionBoxes};t.workerID&&"expired"!==t.state?"loading"===t.state?t.reloadCallback=e:this.dispatcher.send("reloadTile",o,r.bind(this),t.workerID):t.workerID=this.dispatcher.send("loadTile",o,r.bind(this))},e.prototype.abortTile=function(t){this.dispatcher.send("abortTile",{uid:t.uid,type:this.type,source:this.id},void 0,t.workerID)},e.prototype.unloadTile=function(t){t.unloadVectorData(),this.dispatcher.send("removeTile",{uid:t.uid,type:this.type,source:this.id},void 0,t.workerID)},e}(i);e.exports=c},{"../util/ajax":201,"../util/browser":202,"../util/evented":210,"../util/mapbox":217,"../util/util":223,"./load_tilejson":92,"./tile_bounds":100}],103:[function(t,e,r){"use strict";function i(t,e){var r=n.getArrayBuffer(t.request,function(t,r){t?e(t):r&&e(null,{vectorTile:new o.VectorTile(new a(r.data)),rawData:r.data,cacheControl:r.cacheControl,expires:r.expires})});return function(){r.abort()}}var n=t("../util/ajax"),o=t("@mapbox/vector-tile"),a=t("pbf"),s=t("./worker_tile"),l=t("../util/util"),u=function(t,e,r){this.actor=t,this.layerIndex=e,this.loadVectorData=r||i,this.loading={},this.loaded={}};u.prototype.loadTile=function(t,e){var r=this,i=t.source,n=t.uid;this.loading[i]||(this.loading[i]={});var o=this.loading[i][n]=new s(t);o.abort=this.loadVectorData(t,function(t,a){if(delete r.loading[i][n],t||!a)return e(t);var s=a.rawData,u={};a.expires&&(u.expires=a.expires),a.cacheControl&&(u.cacheControl=a.cacheControl),o.vectorTile=a.vectorTile,o.parse(a.vectorTile,r.layerIndex,r.actor,function(t,r,i){if(t||!r)return e(t);e(null,l.extend({rawTileData:s},r,u),i)}),r.loaded[i]=r.loaded[i]||{},r.loaded[i][n]=o})},u.prototype.reloadTile=function(t,e){function r(t,r){if(this.reloadCallback){var i=this.reloadCallback;delete this.reloadCallback,this.parse(this.vectorTile,o.layerIndex,o.actor,i)}e(t,r)}var i=this.loaded[t.source],n=t.uid,o=this;if(i&&i[n]){var a=i[n];"parsing"===a.status?a.reloadCallback=e:"done"===a.status&&a.parse(a.vectorTile,this.layerIndex,this.actor,r.bind(a))}},u.prototype.abortTile=function(t){var e=this.loading[t.source],r=t.uid;e&&e[r]&&e[r].abort&&(e[r].abort(),delete e[r])},u.prototype.removeTile=function(t){var e=this.loaded[t.source],r=t.uid;e&&e[r]&&delete e[r]},u.prototype.redoPlacement=function(t,e){var r=this.loaded[t.source],i=this.loading[t.source],n=t.uid;if(r&&r[n]){var o=r[n],a=o.redoPlacement(t.angle,t.pitch,t.cameraToCenterDistance,t.cameraToTileDistance,t.showCollisionBoxes);a.result&&e(null,a.result,a.transferables)}else i&&i[n]&&(i[n].angle=t.angle)},e.exports=u},{"../util/ajax":201,"../util/util":223,"./worker_tile":106,"@mapbox/vector-tile":6,pbf:29}],104:[function(t,e,r){"use strict";var i=t("../util/ajax"),n=t("./image_source"),o=function(t){function e(e,r,i,n){t.call(this,e,r,i,n),this.roundZoom=!0,this.type="video",this.options=r}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype.load=function(){var t=this,e=this.options;this.urls=e.urls,i.getVideo(e.urls,function(e,r){if(e)t.fire("error",{error:e});else if(r){t.video=r,t.video.loop=!0;var i;t.video.addEventListener("playing",function(){i=t.map.style.animationLoop.set(1/0),t.map._rerender()}),t.video.addEventListener("pause",function(){t.map.style.animationLoop.cancel(i)}),t.map&&t.video.play(),t._finishLoading()}})},e.prototype.getVideo=function(){return this.video},e.prototype.onAdd=function(t){this.map||(this.map=t,this.load(),this.video&&(this.video.play(),this.setCoordinates(this.coordinates)))},e.prototype.prepare=function(){0===Object.keys(this.tiles).length||this.video.readyState<2||this._prepareImage(this.map.painter.gl,this.video)},e.prototype.serialize=function(){return{type:"video",urls:this.urls,coordinates:this.coordinates}},e}(n);e.exports=o},{"../util/ajax":201,"./image_source":91}],105:[function(t,e,r){"use strict";var i=t("../util/actor"),n=t("../style/style_layer_index"),o=t("./vector_tile_worker_source"),a=t("./geojson_worker_source"),s=t("./rtl_text_plugin"),l=function(t){var e=this;this.self=t,this.actor=new i(t,this),this.layerIndexes={},this.workerSourceTypes={vector:o,geojson:a},this.workerSources={},this.self.registerWorkerSource=function(t,r){if(e.workerSourceTypes[t])throw new Error('Worker source with name "'+t+'" already registered.');e.workerSourceTypes[t]=r},this.self.registerRTLTextPlugin=function(t){if(s.applyArabicShaping||s.processBidirectionalText)throw new Error("RTL text plugin already registered.");s.applyArabicShaping=t.applyArabicShaping,s.processBidirectionalText=t.processBidirectionalText}};l.prototype.setLayers=function(t,e){this.getLayerIndex(t).replace(e)},l.prototype.updateLayers=function(t,e){this.getLayerIndex(t).update(e.layers,e.removedIds,e.symbolOrder)},l.prototype.loadTile=function(t,e,r){this.getWorkerSource(t,e.type).loadTile(e,r)},l.prototype.reloadTile=function(t,e,r){this.getWorkerSource(t,e.type).reloadTile(e,r)},l.prototype.abortTile=function(t,e){this.getWorkerSource(t,e.type).abortTile(e)},l.prototype.removeTile=function(t,e){this.getWorkerSource(t,e.type).removeTile(e)},l.prototype.removeSource=function(t,e){var r=this.getWorkerSource(t,e.type);void 0!==r.removeSource&&r.removeSource(e)},l.prototype.redoPlacement=function(t,e,r){this.getWorkerSource(t,e.type).redoPlacement(e,r)},l.prototype.loadWorkerSource=function(t,e,r){try{this.self.importScripts(e.url),r()}catch(t){r(t)}},l.prototype.loadRTLTextPlugin=function(t,e,r){try{s.applyArabicShaping||s.processBidirectionalText||(this.self.importScripts(e),s.applyArabicShaping&&s.processBidirectionalText||r(new Error("RTL Text Plugin failed to import scripts from "+e)))}catch(t){r(t)}},l.prototype.getLayerIndex=function(t){var e=this.layerIndexes[t];return e||(e=this.layerIndexes[t]=new n),e},l.prototype.getWorkerSource=function(t,e){var r=this;if(this.workerSources[t]||(this.workerSources[t]={}),!this.workerSources[t][e]){var i={send:function(e,i,n,o){r.actor.send(e,i,n,o,t)}};this.workerSources[t][e]=new this.workerSourceTypes[e](i,this.getLayerIndex(t))}return this.workerSources[t][e]},e.exports=function(t){return new l(t)}},{"../style/style_layer_index":164,"../util/actor":200,"./geojson_worker_source":89,"./rtl_text_plugin":96,"./vector_tile_worker_source":103}],106:[function(t,e,r){"use strict";function i(t,e){for(var r=0,i=t.layers;r<i.length;r+=1)i[r].recalculate(e)}function n(t,e){return t.filter(function(t){return!t.isEmpty()}).map(function(t){return t.serialize(e)})}var o=t("../data/feature_index"),a=t("../symbol/collision_tile"),s=t("../symbol/collision_box"),l=t("../util/dictionary_coder"),u=(t("../data/bucket/symbol_bucket"),t("../util/util")),c=t("../render/image_atlas"),p=c.makeImageAtlas,h=t("../render/glyph_atlas"),f=h.makeGlyphAtlas,d=function(t){this.coord=t.coord,this.uid=t.uid,this.zoom=t.zoom,this.pixelRatio=t.pixelRatio,this.tileSize=t.tileSize,this.source=t.source,this.overscaling=t.overscaling,this.angle=t.angle,this.pitch=t.pitch,this.cameraToCenterDistance=t.cameraToCenterDistance,this.cameraToTileDistance=t.cameraToTileDistance,this.showCollisionBoxes=t.showCollisionBoxes};d.prototype.parse=function(t,e,r,c){function h(){var t=this;if(R)return c(R);if(D&&O){for(var e=new a(this.angle,this.pitch,this.cameraToCenterDistance,this.cameraToTileDistance,this.collisionBoxArray),r=f(D),o=p(O),s=0,l=t.symbolBuckets;s<l.length;s+=1){var h=l[s];i(h,t.zoom),h.prepare(D,r.positions,O,o.positions),h.place(e,t.showCollisionBoxes)}this.status="done";var d=[r.image.data.buffer,o.image.data.buffer];c(null,{buckets:n(u.values(y),d),featureIndex:v.serialize(d),collisionTile:e.serialize(d),collisionBoxArray:this.collisionBoxArray.serialize(),glyphAtlasImage:r.image,iconAtlasImage:o.image},d)}}var d=this;this.status="parsing",this.data=t,this.collisionBoxArray=new s;var m=new l(Object.keys(t.layers).sort()),v=new o(this.coord,this.overscaling);v.bucketLayerIDs=[];var y={},g={featureIndex:v,iconDependencies:{},glyphDependencies:{}},_=e.familiesBySource[this.source];for(var x in _){var b=t.layers[x];if(b){1===b.version&&u.warnOnce('Vector tile source "'+d.source+'" layer "'+x+'" does not use vector tile spec v2 and therefore may have some rendering errors.');for(var w=m.encode(x),T=[],S=0;S<b.length;S++){var z=b.feature(S);T.push({feature:z,index:S,sourceLayerIndex:w})}for(var A=0,C=_[x];A<C.length;A+=1){var E=C[A],k=E[0];if(!(k.minzoom&&d.zoom<Math.floor(k.minzoom)||k.maxzoom&&d.zoom>=k.maxzoom||k.layout&&"none"===k.layout.visibility)){for(var M=0,L=E;M<L.length;M+=1)L[M].recalculate(d.zoom);(y[k.id]=k.createBucket({index:v.bucketLayerIDs.length,layers:E,zoom:d.zoom,pixelRatio:d.pixelRatio,overscaling:d.overscaling,collisionBoxArray:d.collisionBoxArray})).populate(T,g),v.bucketLayerIDs.push(E.map(function(t){return t.id}))}}}}this.symbolBuckets=[];for(var I=e.symbolOrder.length-1;I>=0;I--){var P=y[e.symbolOrder[I]];P&&d.symbolBuckets.push(P)}var R,D,O,B=u.mapObject(g.glyphDependencies,function(t){return Object.keys(t).map(Number)});Object.keys(B).length?r.send("getGlyphs",{uid:this.uid,stacks:B},function(t,e){R||(R=t,D=e,h.call(d))}):D={};var F=Object.keys(g.iconDependencies);F.length?r.send("getImages",{icons:F},function(t,e){R||(R=t,O=e,h.call(d))}):O={},h.call(this)},d.prototype.redoPlacement=function(t,e,r,o,s){var l=this;if(this.angle=t,this.pitch=e,this.cameraToCenterDistance=r,this.cameraToTileDistance=o,"done"!==this.status)return{};for(var u=new a(this.angle,this.pitch,this.cameraToCenterDistance,this.cameraToTileDistance,this.collisionBoxArray),c=0,p=l.symbolBuckets;c<p.length;c+=1){var h=p[c];i(h,l.zoom),h.place(u,s)}var f=[];return{result:{buckets:n(this.symbolBuckets,f),collisionTile:u.serialize(f)},transferables:f}},e.exports=d},{"../data/bucket/symbol_bucket":47,"../data/feature_index":49,"../render/glyph_atlas":74,"../render/image_atlas":76,"../symbol/collision_box":170,"../symbol/collision_tile":172,"../util/dictionary_coder":207,"../util/util":223}],107:[function(t,e,r){"use strict";function i(t,e){var r={};for(var i in t)"ref"!==i&&(r[i]=t[i]);return o.forEach(function(t){t in e&&(r[t]=e[t])}),r}function n(t){t=t.slice();for(var e=Object.create(null),r=0;r<t.length;r++)e[t[r].id]=t[r];for(var n=0;n<t.length;n++)"ref"in t[n]&&(t[n]=i(t[n],e[t[n].ref]));return t}var o=t("./util/ref_properties");e.exports=n},{"./util/ref_properties":129}],108:[function(t,e,r){"use strict";function i(t,e,r,i){t=t||{},e=e||{};var n;for(n in t)t.hasOwnProperty(n)&&(e.hasOwnProperty(n)||(r.push({command:c.removeSource,args:[n]}),i[n]=!0));for(n in e)e.hasOwnProperty(n)&&(t.hasOwnProperty(n)?u(t[n],e[n])||(r.push({command:c.removeSource,args:[n]}),r.push({command:c.addSource,args:[n,e[n]]}),i[n]=!0):r.push({command:c.addSource,args:[n,e[n]]}))}function n(t,e,r,i,n,o){t=t||{},e=e||{};var a;for(a in t)t.hasOwnProperty(a)&&(u(t[a],e[a])||r.push({command:o,args:[i,a,e[a],n]}));for(a in e)e.hasOwnProperty(a)&&!t.hasOwnProperty(a)&&(u(t[a],e[a])||r.push({command:o,args:[i,a,e[a],n]}))}function o(t){return t.id}function a(t,e){return t[e.id]=e,t}function s(t,e,r){t=t||[],e=e||[];var 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0,y={}),e=e.concat(a({key:s+"[0]",value:r[0],valueSpec:{zoom:{}},style:t.style,styleSpec:t.styleSpec,objectElementValidators:{zoom:l,value:c}}))}else e=e.concat(c({key:s+"[0]",value:r[0],valueSpec:{},style:t.style,styleSpec:t.styleSpec}));return e.concat(o({key:s+"[1]",value:r[1],valueSpec:m,style:t.style,styleSpec:t.styleSpec}))}function c(t){var e=n(t.value),r=u(t.value);if(h){if(e!==h)return[new i(t.key,t.value,"%s stop domain type must match previous stop domain type %s",e,h)]}else h=e;if("number"!==e&&"string"!==e&&"boolean"!==e)return[new i(t.key,t.value,"stop domain value must be a number, string, or boolean")];if("number"!==e&&"categorical"!==v){var o="number expected, %s found";return m["property-function"]&&void 0===v&&(o+='\nIf you intended to use a categorical function, specify `"type": "categorical"`.'),[new i(t.key,t.value,o,e)]}return"categorical"!==v||"number"!==e||isFinite(r)&&Math.floor(r)===r?"categorical"!==v&&"number"===e&&void 0!==f&&r<f?[new i(t.key,t.value,"stop 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supported")),t.styleSpec.$version>=8&&(_&&!t.valueSpec["property-function"]?b.push(new i(t.key,t.value,"property functions not supported")):g&&!t.valueSpec["zoom-function"]&&b.push(new i(t.key,t.value,"zoom functions not supported"))),"categorical"!==v&&!x||void 0!==t.value.property||b.push(new i(t.key,t.value,'"property" property is required')),b}},{"../error/validation_error":109,"../util/get_type":126,"../util/unbundle_jsonlint":130,"./validate":131,"./validate_array":132,"./validate_number":143,"./validate_object":144}],139:[function(t,e,r){"use strict";var i=t("../error/validation_error"),n=t("./validate_string");e.exports=function(t){var e=t.value,r=t.key,o=n(t);return o.length?o:(-1===e.indexOf("{fontstack}")&&o.push(new i(r,e,'"glyphs" url must include a "{fontstack}" token')),-1===e.indexOf("{range}")&&o.push(new i(r,e,'"glyphs" url must include a "{range}" token')),o)}},{"../error/validation_error":109,"./validate_string":148}],140:[function(t,e,r){"use strict";var i=t("../error/validation_error"),n=t("../util/unbundle_jsonlint"),o=t("./validate_object"),a=t("./validate_filter"),s=t("./validate_paint_property"),l=t("./validate_layout_property"),u=t("../util/extend");e.exports=function(t){var e=[],r=t.value,c=t.key,p=t.style,h=t.styleSpec;r.type||r.ref||e.push(new i(c,r,'either "type" or "ref" is required'));var f=n(r.type),d=n(r.ref);if(r.id)for(var m=n(r.id),v=0;v<t.arrayIndex;v++){var y=p.layers[v];n(y.id)===m&&e.push(new i(c,r.id,'duplicate layer id "%s", previously used at line %d',r.id,y.id.__line__))}if("ref"in r){["type","source","source-layer","filter","layout"].forEach(function(t){t in r&&e.push(new i(c,r[t],'"%s" is prohibited for ref layers',t))});var g;p.layers.forEach(function(t){n(t.id)===d&&(g=t)}),g?g.ref?e.push(new i(c,r.ref,"ref cannot reference another ref layer")):f=n(g.type):e.push(new i(c,r.ref,'ref layer "%s" not found',d))}else if("background"!==f)if(r.source){var _=p.sources&&p.sources[r.source],x=_&&n(_.type);_?"vector"===x&&"raster"===f?e.push(new i(c,r.source,'layer "%s" requires a raster source',r.id)):"raster"===x&&"raster"!==f?e.push(new i(c,r.source,'layer "%s" requires a vector source',r.id)):"vector"!==x||r["source-layer"]||e.push(new i(c,r,'layer "%s" must specify a "source-layer"',r.id)):e.push(new i(c,r.source,'source "%s" not found',r.source))}else e.push(new i(c,r,'missing required property "source"'));return e=e.concat(o({key:c,value:r,valueSpec:h.layer,style:t.style,styleSpec:t.styleSpec,objectElementValidators:{"*":function(){return[]},filter:a,layout:function(t){return o({layer:r,key:t.key,value:t.value,style:t.style,styleSpec:t.styleSpec,objectElementValidators:{"*":function(t){return l(u({layerType:f},t))}}})},paint:function(t){return o({layer:r,key:t.key,value:t.value,style:t.style,styleSpec:t.styleSpec,objectElementValidators:{"*":function(t){return s(u({layerType:f},t))}}})}}}))}},{"../error/validation_error":109,"../util/extend":125,"../util/unbundle_jsonlint":130,"./validate_filter":137,"./validate_layout_property":141,"./validate_object":144,"./validate_paint_property":145}],141:[function(t,e,r){"use strict";var i=t("./validate_property");e.exports=function(t){return i(t,"layout")}},{"./validate_property":146}],142:[function(t,e,r){"use strict";var i=t("../error/validation_error"),n=t("../util/get_type"),o=t("./validate");e.exports=function(t){var e=t.value,r=t.styleSpec,a=r.light,s=t.style,l=[],u=n(e);if(void 0===e)return l;if("object"!==u)return l=l.concat([new i("light",e,"object expected, %s found",u)]);for(var c in e){var p=c.match(/^(.*)-transition$/);l=p&&a[p[1]]&&a[p[1]].transition?l.concat(o({key:c,value:e[c],valueSpec:r.transition,style:s,styleSpec:r})):a[c]?l.concat(o({key:c,value:e[c],valueSpec:a[c],style:s,styleSpec:r})):l.concat([new i(c,e[c],'unknown property "%s"',c)])}return l}},{"../error/validation_error":109,"../util/get_type":126,"./validate":131}],143:[function(t,e,r){"use strict";var i=t("../util/get_type"),n=t("../error/validation_error");e.exports=function(t){var e=t.key,r=t.value,o=t.valueSpec,a=i(r);return"number"!==a?[new n(e,r,"number expected, %s found",a)]:"minimum"in o&&r<o.minimum?[new n(e,r,"%s is less than the minimum value %s",r,o.minimum)]:"maximum"in o&&r>o.maximum?[new n(e,r,"%s is greater than the maximum value %s",r,o.maximum)]:[]}},{"../error/validation_error":109,"../util/get_type":126}],144:[function(t,e,r){"use strict";var i=t("../error/validation_error"),n=t("../util/get_type"),o=t("./validate");e.exports=function(t){var e=t.key,r=t.value,a=t.valueSpec||{},s=t.objectElementValidators||{},l=t.style,u=t.styleSpec,c=[],p=n(r);if("object"!==p)return[new i(e,r,"object expected, %s found",p)];for(var h in r){var f=h.split(".")[0],d=a[f]||a["*"],m=void 0;if(s[f])m=s[f];else if(a[f])m=o;else if(s["*"])m=s["*"];else{if(!a["*"]){c.push(new i(e,r[h],'unknown property "%s"',h));continue}m=o}c=c.concat(m({key:(e?e+".":e)+h,value:r[h],valueSpec:d,style:l,styleSpec:u,object:r,objectKey:h}))}for(var v in a)a[v].required&&void 0===a[v].default&&void 0===r[v]&&c.push(new i(e,r,'missing required property "%s"',v));return c}},{"../error/validation_error":109,"../util/get_type":126,"./validate":131}],145:[function(t,e,r){"use strict";var i=t("./validate_property");e.exports=function(t){return i(t,"paint")}},{"./validate_property":146}],146:[function(t,e,r){"use strict";var i=t("./validate"),n=t("../error/validation_error"),o=t("../util/get_type");e.exports=function(t,e){var r=t.key,a=t.style,s=t.styleSpec,l=t.value,u=t.objectKey,c=s[e+"_"+t.layerType];if(!c)return[];var p=u.match(/^(.*)-transition$/);if("paint"===e&&p&&c[p[1]]&&c[p[1]].transition)return i({key:r,value:l,valueSpec:s.transition,style:a,styleSpec:s});var h=t.valueSpec||c[u];if(!h)return[new n(r,l,'unknown property 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e)["type","url","tileSize"].indexOf(p)<0&&c.push(new i(r+"."+p,e[p],'a source with a "url" property may not include a "%s" property',p));return c;case"geojson":return o({key:r,value:e,valueSpec:s.source_geojson,style:l,styleSpec:s});case"video":return o({key:r,value:e,valueSpec:s.source_video,style:l,styleSpec:s});case"image":return o({key:r,value:e,valueSpec:s.source_image,style:l,styleSpec:s});case"canvas":return o({key:r,value:e,valueSpec:s.source_canvas,style:l,styleSpec:s});default:return a({key:r+".type",value:e.type,valueSpec:{values:["vector","raster","geojson","video","image","canvas"]},style:l,styleSpec:s})}}},{"../error/validation_error":109,"../util/unbundle_jsonlint":130,"./validate_enum":136,"./validate_object":144}],148:[function(t,e,r){"use strict";var i=t("../util/get_type"),n=t("../error/validation_error");e.exports=function(t){var e=t.value,r=t.key,o=i(e);return"string"!==o?[new n(r,e,"string expected, %s 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a=t("./validate/validate_constants"),s=t("./validate/validate"),l=t("./reference/latest"),u=t("./validate/validate_glyphs_url");i.source=o(t("./validate/validate_source")),i.light=o(t("./validate/validate_light")),i.layer=o(t("./validate/validate_layer")),i.filter=o(t("./validate/validate_filter")),i.paintProperty=o(t("./validate/validate_paint_property")),i.layoutProperty=o(t("./validate/validate_layout_property")),e.exports=i},{"./reference/latest":123,"./validate/validate":131,"./validate/validate_constants":135,"./validate/validate_filter":137,"./validate/validate_glyphs_url":139,"./validate/validate_layer":140,"./validate/validate_layout_property":141,"./validate/validate_light":142,"./validate/validate_paint_property":145,"./validate/validate_source":147}],150:[function(t,e,r){"use strict";var i=function(){this.n=0,this.times=[]};i.prototype.stopped=function(){return this.times=this.times.filter(function(t){return t.time>=(new Date).getTime()}),!this.times.length},i.prototype.set=function(t){return this.times.push({id:this.n,time:t+(new Date).getTime()}),this.n++},i.prototype.cancel=function(t){this.times=this.times.filter(function(e){return e.id!==t})},e.exports=i},{}],151:[function(t,e,r){"use strict";var i=t("../style-spec/reference/latest"),n=t("../util/util"),o=t("../util/evented"),a=t("./validate_style"),s=t("./style_declaration"),l=t("./style_transition"),u=["anchor","color","position","intensity"],c=i.light,p=function(t){function e(e){t.call(this),this.set(e)}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype.set=function(t){var e=this;if(!this._validate(a.light,t)){this._declarations={},this._transitions={},this._transitionOptions={},this.calculated={},t=n.extend({anchor:c.anchor.default,color:c.color.default,position:c.position.default,intensity:c.intensity.default},t);for(var r=0,i=u;r<i.length;r+=1){var o=i[r];e._declarations[o]=new s(c[o],t[o])}return this}},e.prototype.getLight=function(){return{anchor:this.getLightProperty("anchor"),color:this.getLightProperty("color"),position:this.getLightProperty("position"),intensity:this.getLightProperty("intensity")}},e.prototype.getLightProperty=function(t){return n.endsWith(t,"-transition")?this._transitionOptions[t]:this._declarations[t]&&this._declarations[t].value},e.prototype.getLightValue=function(t,e){if("position"===t){var r=this._transitions[t].calculate(e),i=n.sphericalToCartesian(r);return{x:i[0],y:i[1],z:i[2]}}return this._transitions[t].calculate(e)},e.prototype.setLight=function(t){var e=this;if(!this._validate(a.light,t))for(var r in t){var i=t[r];n.endsWith(r,"-transition")?e._transitionOptions[r]=i:null===i||void 0===i?delete e._declarations[r]:e._declarations[r]=new s(c[r],i)}},e.prototype.recalculate=function(t){var e=this;for(var r in e._declarations)e.calculated[r]=e.getLightValue(r,{zoom:t})},e.prototype._applyLightDeclaration=function(t,e,r,i,o){var a=r.transition?this._transitions[t]:void 0,u=c[t];if(null!==e&&void 0!==e||(e=new s(u,u.default)),!a||a.declaration.json!==e.json){var p=n.extend({duration:300,delay:0},i,this.getLightProperty(t+"-transition")),h=this._transitions[t]=new l(u,e,a,p);h.instant()||(h.loopID=o.set(h.endTime-Date.now())),a&&o.cancel(a.loopID)}},e.prototype.updateLightTransitions=function(t,e,r){var i,n=this;for(i in n._declarations)n._applyLightDeclaration(i,n._declarations[i],t,e,r)},e.prototype._validate=function(t,e){return a.emitErrors(this,t.call(a,n.extend({value:e,style:{glyphs:!0,sprite:!0},styleSpec:i})))},e}(o);e.exports=p},{"../style-spec/reference/latest":123,"../util/evented":210,"../util/util":223,"./style_declaration":157,"./style_transition":165,"./validate_style":166}],152:[function(t,e,r){"use strict";var i=t("../util/mapbox"),n=i.normalizeGlyphsURL,o=t("../util/ajax"),a=t("./parse_glyph_pbf");e.exports=function(t,e,r,i,s){var l=256*e,u=l+255,c=i(n(r).replace("{fontstack}",t).replace("{range}",l+"-"+u),o.ResourceType.Glyphs);o.getArrayBuffer(c,function(t,e){if(t)s(t);else if(e){for(var r={},i=0,n=a(e.data);i<n.length;i+=1){var o=n[i];r[o.id]=o}s(null,r)}})}},{"../util/ajax":201,"../util/mapbox":217,"./parse_glyph_pbf":154}],153:[function(t,e,r){"use strict";var i=t("../util/ajax"),n=t("../util/browser"),o=t("../util/mapbox"),a=o.normalizeSpriteURL,s=t("../util/image"),l=s.RGBAImage;e.exports=function(t,e,r){function o(){if(c)r(c);else if(s&&u){var t=n.getImageData(u),e={};for(var i in s){var o=s[i],a=o.width,p=o.height,h=o.x,f=o.y,d=o.sdf,m=o.pixelRatio,v=l.create({width:a,height:p});l.copy(t,v,{x:h,y:f},{x:0,y:0},{width:a,height:p}),e[i]={data:v,pixelRatio:m,sdf:d}}r(null,e)}}if(!t)return void r(null,{});var s,u,c,p=n.devicePixelRatio>1?"@2x":"";i.getJSON(e(a(t,p,".json"),i.ResourceType.SpriteJSON),function(t,e){c||(c=t,s=e,o())}),i.getImage(e(a(t,p,".png"),i.ResourceType.SpriteImage),function(t,e){c||(c=t,u=e,o())})}},{"../util/ajax":201,"../util/browser":202,"../util/image":213,"../util/mapbox":217}],154:[function(t,e,r){"use strict";function i(t,e,r){1===t&&r.readMessage(n,e)}function n(t,e,r){if(3===t){var i=r.readMessage(o,{}),n=i.id,a=i.bitmap,l=i.width,c=i.height,p=i.left,h=i.top,f=i.advance;e.push({id:n,bitmap:s.create({width:l+2*u,height:c+2*u},a),metrics:{width:l,height:c,left:p,top:h,advance:f}})}}function o(t,e,r){1===t?e.id=r.readVarint():2===t?e.bitmap=r.readBytes():3===t?e.width=r.readVarint():4===t?e.height=r.readVarint():5===t?e.left=r.readSVarint():6===t?e.top=r.readSVarint():7===t&&(e.advance=r.readVarint())}var a=t("../util/image"),s=a.AlphaImage,l=t("pbf"),u=3;e.exports=function(t){return new l(t).readFields(i,[])},e.exports.GLYPH_PBF_BORDER=u},{"../util/image":213,pbf:29}],155:[function(t,e,r){"use strict";function i(t,e,r){return e.isPaintValueFeatureConstant(t)?e.paint[t]:r.programConfigurations.get(e.id).paintPropertyStatistics[t].max}function n(t){return Math.sqrt(t[0]*t[0]+t[1]*t[1])}function o(t,e,r,i,n){if(!e[0]&&!e[1])return t;var o=a.convert(e);"viewport"===r&&o._rotate(-i);for(var s=[],l=0;l<t.length;l++){for(var u=t[l],c=[],p=0;p<u.length;p++)c.push(u[p].sub(o._mult(n)));s.push(c)}return s}var a=t("@mapbox/point-geometry");e.exports={getMaximumPaintValue:i,translateDistance:n,translate:o}},{"@mapbox/point-geometry":2}],156:[function(t,e,r){"use strict";var i=t("../util/evented"),n=t("./style_layer"),o=t("./load_sprite"),a=t("../render/image_manager"),s=t("../render/glyph_manager"),l=t("./light"),u=t("../render/line_atlas"),c=t("../util/util"),p=t("../util/ajax"),h=t("../util/mapbox"),f=t("../util/browser"),d=t("../util/dispatcher"),m=t("./animation_loop"),v=t("./validate_style"),y=t("../source/source").getType,g=t("../source/source").setType,_=t("../source/query_features"),x=t("../source/source_cache"),b=t("../style-spec/reference/latest"),w=t("../style-spec/function"),T=t("../util/global_worker_pool"),S=t("../style-spec/deref"),z=t("../style-spec/diff"),A=t("../source/rtl_text_plugin"),C=c.pick(z.operations,["addLayer","removeLayer","setPaintProperty","setLayoutProperty","setFilter","addSource","removeSource","setLayerZoomRange","setLight","setTransition"]),E=c.pick(z.operations,["setCenter","setZoom","setBearing","setPitch"]),k=function(t){function e(e,r,i){var n=this;t.call(this),i=c.extend({validate:"string"!=typeof e||!h.isMapboxURL(e)},i);var l=function(t,e){return n.map?n.map._transformRequest(t,e):{url:t}};this.map=r,this.animationLoop=r&&r.animationLoop||new m,this.dispatcher=new d(T(),this),this.imageManager=new a,this.glyphManager=new s(l,i.localIdeographFontFamily),this.lineAtlas=new u(256,512),this._layers={},this._order=[],this.sourceCaches={},this.zoomHistory={},this._loaded=!1,c.bindAll(["_redoPlacement"],this),this._resetUpdates(),this.setEventedParent(r),this.fire("dataloading",{dataType:"style"});var y=this;this._rtlTextPluginCallback=A.registerForPluginAvailability(function(t){y.dispatcher.broadcast("loadRTLTextPlugin",t.pluginBlobURL,t.errorCallback);for(var e in y.sourceCaches)y.sourceCaches[e].reload()});var g=function(t,e){if(t)n.fire("error",{error:t});else if(e){if(i.validate&&v.emitErrors(n,v(e)))return;n._loaded=!0,n.stylesheet=e,n.updateClasses();for(var r in e.sources)n.addSource(r,e.sources[r],i);o(e.sprite,l,function(t,e){if(t)n.fire("error",t);else if(e)for(var r in e)n.imageManager.addImage(r,e[r]);n.imageManager.setLoaded(!0)}),n.glyphManager.setURL(e.glyphs),n._resolve(),n.fire("data",{dataType:"style"}),n.fire("style.load")}};"string"==typeof e?p.getJSON(l(h.normalizeStyleURL(e),p.ResourceType.Style),g):f.frame(function(){return g(null,e)}),this.on("data",function(t){if("source"===t.dataType&&"metadata"===t.sourceDataType){var e=n.sourceCaches[t.sourceId];if(e){var r=e.getSource();if(r&&r.vectorLayerIds)for(var i in n._layers){var o=n._layers[i];o.source===r.id&&n._validateLayer(o)}}}})}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype._validateLayer=function(t){var e=this.sourceCaches[t.source];if(e){var r=t.sourceLayer;if(r){var i=e.getSource();("geojson"===i.type||i.vectorLayerIds&&-1===i.vectorLayerIds.indexOf(r))&&this.fire("error",{error:new Error('Source layer "'+r+'" does not exist on source "'+i.id+'" as specified by style layer "'+t.id+'"')})}}},e.prototype.loaded=function(){var t=this;if(!this._loaded)return!1;if(Object.keys(this._updatedSources).length)return!1;for(var e in t.sourceCaches)if(!t.sourceCaches[e].loaded())return!1;return!!this.imageManager.isLoaded()},e.prototype._resolve=function(){var t=this,e=S(this.stylesheet.layers);this._order=e.map(function(t){return t.id}),this._layers={};for(var r=0,i=e;r<i.length;r+=1){var o=i[r];o=n.create(o),o.setEventedParent(t,{layer:{id:o.id}}),t._layers[o.id]=o}this.dispatcher.broadcast("setLayers",this._serializeLayers(this._order)),this.light=new l(this.stylesheet.light)},e.prototype._serializeLayers=function(t){var e=this;return t.map(function(t){return e._layers[t].serialize()})},e.prototype._applyClasses=function(t,e){var r=this;if(this._loaded){t=t||[],e=e||{transition:!0};var i=this.stylesheet.transition||{},n=this._updatedAllPaintProps?this._layers:this._updatedPaintProps;for(var o in n){var a=r._layers[o],s=r._updatedPaintProps[o];if(r._updatedAllPaintProps||s.all)a.updatePaintTransitions(t,e,i,r.animationLoop,r.zoomHistory);else for(var l in s)r._layers[o].updatePaintTransition(l,t,e,i,r.animationLoop,r.zoomHistory)}this.light.updateLightTransitions(e,i,this.animationLoop)}},e.prototype._recalculate=function(t){var e=this;if(this._loaded){for(var r in e.sourceCaches)e.sourceCaches[r].used=!1;this._updateZoomHistory(t);for(var i=0,n=e._order;i<n.length;i+=1){var o=n[i],a=e._layers[o];a.recalculate(t),!a.isHidden(t)&&a.source&&(e.sourceCaches[a.source].used=!0)}this.light.recalculate(t),Math.floor(this.z)!==Math.floor(t)&&this.animationLoop.set(300),this.z=t}},e.prototype._updateZoomHistory=function(t){var e=this.zoomHistory;void 0===e.lastIntegerZoom&&(e.lastIntegerZoom=Math.floor(t),e.lastIntegerZoomTime=0,e.lastZoom=t),Math.floor(e.lastZoom)<Math.floor(t)?(e.lastIntegerZoom=Math.floor(t),e.lastIntegerZoomTime=Date.now()):Math.floor(e.lastZoom)>Math.floor(t)&&(e.lastIntegerZoom=Math.floor(t+1),e.lastIntegerZoomTime=Date.now()),e.lastZoom=t},e.prototype._checkLoaded=function(){if(!this._loaded)throw new Error("Style is not done loading")},e.prototype.update=function(t,e){var r=this;if(this._changed){var i=Object.keys(this._updatedLayers),n=Object.keys(this._removedLayers);(i.length||n.length||this._updatedSymbolOrder)&&this._updateWorkerLayers(i,n);for(var o in r._updatedSources){var a=r._updatedSources[o];"reload"===a?r._reloadSource(o):"clear"===a&&r._clearSource(o)}this._applyClasses(t,e),this._resetUpdates(),this.fire("data",{dataType:"style"})}},e.prototype._updateWorkerLayers=function(t,e){var r=this,i=this._updatedSymbolOrder?this._order.filter(function(t){return"symbol"===r._layers[t].type}):null;this.dispatcher.broadcast("updateLayers",{layers:this._serializeLayers(t),removedIds:e,symbolOrder:i})},e.prototype._resetUpdates=function(){this._changed=!1,this._updatedLayers={},this._removedLayers={},this._updatedSymbolOrder=!1,this._updatedSources={},this._updatedPaintProps={},this._updatedAllPaintProps=!1},e.prototype.setState=function(t){var e=this;if(this._checkLoaded(),v.emitErrors(this,v(t)))return!1;t=c.clone(t),t.layers=S(t.layers);var r=z(this.serialize(),t).filter(function(t){return!(t.command in E)});if(0===r.length)return!1;var i=r.filter(function(t){return!(t.command in C)});if(i.length>0)throw new Error("Unimplemented: "+i.map(function(t){return t.command}).join(", ")+".");return r.forEach(function(t){"setTransition"!==t.command&&e[t.command].apply(e,t.args)}),this.stylesheet=t,!0},e.prototype.addImage=function(t,e){if(this.imageManager.getImage(t))return this.fire("error",{error:new Error("An image with this name already exists.")});this.imageManager.addImage(t,e),this.fire("data",{dataType:"style"})},e.prototype.removeImage=function(t){if(!this.imageManager.getImage(t))return this.fire("error",{error:new Error("No image with this name exists.")});this.imageManager.removeImage(t),this.fire("data",{dataType:"style"})},e.prototype.addSource=function(t,e,r){var i=this;if(this._checkLoaded(),void 0!==this.sourceCaches[t])throw new Error("There is already a source with this ID");if(!e.type)throw new Error("The type property must be defined, but the only the following properties were given: "+Object.keys(e).join(", ")+".");if(!(["vector","raster","geojson","video","image","canvas"].indexOf(e.type)>=0&&this._validate(v.source,"sources."+t,e,null,r))){var n=this.sourceCaches[t]=new x(t,e,this.dispatcher);n.style=this,n.setEventedParent(this,function(){return{isSourceLoaded:i.loaded(),source:n.serialize(),sourceId:t}}),n.onAdd(this.map),this._changed=!0}},e.prototype.removeSource=function(t){if(this._checkLoaded(),void 0===this.sourceCaches[t])throw new Error("There is no source with this ID");var e=this.sourceCaches[t];delete this.sourceCaches[t],delete this._updatedSources[t],e.fire("data",{sourceDataType:"metadata",dataType:"source",sourceId:t}),e.setEventedParent(null),e.clearTiles(),e.onRemove&&e.onRemove(this.map),this._changed=!0},e.prototype.getSource=function(t){return this.sourceCaches[t]&&this.sourceCaches[t].getSource()},e.prototype.addLayer=function(t,e,r){this._checkLoaded();var i=t.id;if("object"==typeof t.source&&(this.addSource(i,t.source),t=c.clone(t),t=c.extend(t,{source:i})),!this._validate(v.layer,"layers."+i,t,{arrayIndex:-1},r)){var o=n.create(t);this._validateLayer(o),o.setEventedParent(this,{layer:{id:i}});var a=e?this._order.indexOf(e):this._order.length;if(this._order.splice(a,0,i),this._layers[i]=o,this._removedLayers[i]&&o.source){var s=this._removedLayers[i];delete this._removedLayers[i],s.type!==o.type?this._updatedSources[o.source]="clear":(this._updatedSources[o.source]="reload",this.sourceCaches[o.source].pause())}this._updateLayer(o),"symbol"===o.type&&(this._updatedSymbolOrder=!0),this.updateClasses(i)}},e.prototype.moveLayer=function(t,e){this._checkLoaded(),this._changed=!0;var r=this._layers[t];if(!r)return void this.fire("error",{error:new Error("The layer '"+t+"' does not exist in the map's style and cannot be moved.")});var i=this._order.indexOf(t);this._order.splice(i,1);var n=e?this._order.indexOf(e):this._order.length;this._order.splice(n,0,t),"symbol"===r.type&&(this._updatedSymbolOrder=!0,r.source&&!this._updatedSources[r.source]&&(this._updatedSources[r.source]="reload",this.sourceCaches[r.source].pause()))},e.prototype.removeLayer=function(t){this._checkLoaded();var e=this._layers[t];if(!e)return void this.fire("error",{error:new Error("The layer '"+t+"' does not exist in the map's style and cannot be removed.")});e.setEventedParent(null);var r=this._order.indexOf(t);this._order.splice(r,1),"symbol"===e.type&&(this._updatedSymbolOrder=!0),this._changed=!0,this._removedLayers[t]=e,delete this._layers[t],delete this._updatedLayers[t],delete this._updatedPaintProps[t]},e.prototype.getLayer=function(t){return this._layers[t]},e.prototype.setLayerZoomRange=function(t,e,r){this._checkLoaded();var i=this.getLayer(t);if(!i)return void this.fire("error",{error:new Error("The layer '"+t+"' does not exist in the map's style and cannot have zoom extent.")});i.minzoom===e&&i.maxzoom===r||(null!=e&&(i.minzoom=e),null!=r&&(i.maxzoom=r),this._updateLayer(i))},e.prototype.setFilter=function(t,e){this._checkLoaded();var r=this.getLayer(t);if(!r)return void this.fire("error",{error:new Error("The layer '"+t+"' does not exist in the map's style and cannot be filtered.")});null!==e&&void 0!==e&&this._validate(v.filter,"layers."+r.id+".filter",e)||c.deepEqual(r.filter,e)||(r.filter=c.clone(e),this._updateLayer(r))},e.prototype.getFilter=function(t){return c.clone(this.getLayer(t).filter)},e.prototype.setLayoutProperty=function(t,e,r){this._checkLoaded();var i=this.getLayer(t);if(!i)return void this.fire("error",{error:new Error("The layer '"+t+"' does not exist in the map's style and cannot be styled.")});c.deepEqual(i.getLayoutProperty(e),r)||(i.setLayoutProperty(e,r),this._updateLayer(i))},e.prototype.getLayoutProperty=function(t,e){return this.getLayer(t).getLayoutProperty(e)},e.prototype.setPaintProperty=function(t,e,r,i){this._checkLoaded();var n=this.getLayer(t);if(!n)return void this.fire("error",{error:new Error("The layer '"+t+"' does not exist in the map's style and cannot be styled.")});if(!c.deepEqual(n.getPaintProperty(e,i),r)){var o=n.isPaintValueFeatureConstant(e);n.setPaintProperty(e,r,i),!(r&&w.isFunctionDefinition(r)&&"$zoom"!==r.property&&void 0!==r.property)&&o||this._updateLayer(n),this.updateClasses(t,e)}},e.prototype.getPaintProperty=function(t,e,r){return this.getLayer(t).getPaintProperty(e,r)},e.prototype.getTransition=function(){return c.extend({duration:300,delay:0},this.stylesheet&&this.stylesheet.transition)},e.prototype.updateClasses=function(t,e){if(this._changed=!0,t){var r=this._updatedPaintProps;r[t]||(r[t]={}),r[t][e||"all"]=!0}else this._updatedAllPaintProps=!0},e.prototype.serialize=function(){var t=this;return c.filterObject({version:this.stylesheet.version,name:this.stylesheet.name,metadata:this.stylesheet.metadata,light:this.stylesheet.light,center:this.stylesheet.center,zoom:this.stylesheet.zoom,bearing:this.stylesheet.bearing,pitch:this.stylesheet.pitch,sprite:this.stylesheet.sprite,glyphs:this.stylesheet.glyphs,transition:this.stylesheet.transition,sources:c.mapObject(this.sourceCaches,function(t){return t.serialize()}),layers:this._order.map(function(e){return t._layers[e].serialize()})},function(t){return void 0!==t})},e.prototype._updateLayer=function(t){this._updatedLayers[t.id]=!0,t.source&&!this._updatedSources[t.source]&&(this._updatedSources[t.source]="reload",this.sourceCaches[t.source].pause()),this._changed=!0},e.prototype._flattenRenderedFeatures=function(t){for(var e=this,r=[],i=this._order.length-1;i>=0;i--)for(var n=e._order[i],o=0,a=t;o<a.length;o+=1){var s=a[o],l=s[n];if(l)for(var u=0,c=l;u<c.length;u+=1){var p=c[u];r.push(p)}}return r},e.prototype.queryRenderedFeatures=function(t,e,r,i){var n=this;e&&e.filter&&this._validate(v.filter,"queryRenderedFeatures.filter",e.filter);var o={};if(e&&e.layers){if(!Array.isArray(e.layers))return this.fire("error",{error:"parameters.layers must be an Array."}),[];for(var a=0,s=e.layers;a<s.length;a+=1){var l=s[a],u=n._layers[l];if(!u)return n.fire("error",{error:"The layer '"+l+"' does not exist in the map's style and cannot be queried for features."}),[];o[u.source]=!0}}var c=[];for(var p in n.sourceCaches)if(!e.layers||o[p]){var h=_.rendered(n.sourceCaches[p],n._layers,t,e,r,i);c.push(h)}return this._flattenRenderedFeatures(c)},e.prototype.querySourceFeatures=function(t,e){e&&e.filter&&this._validate(v.filter,"querySourceFeatures.filter",e.filter);var r=this.sourceCaches[t];return r?_.source(r,e):[]},e.prototype.addSourceType=function(t,e,r){return y(t)?r(new Error('A source type called "'+t+'" already exists.')):(g(t,e),e.workerSourceURL?void this.dispatcher.broadcast("loadWorkerSource",{name:t,url:e.workerSourceURL},r):r(null,null))},e.prototype.getLight=function(){return this.light.getLight()},e.prototype.setLight=function(t,e){this._checkLoaded();var r=this.light.getLight(),i=!1;for(var n in t)if(!c.deepEqual(t[n],r[n])){i=!0;break}if(i){var o=this.stylesheet.transition||{};this.light.setLight(t),this.light.updateLightTransitions(e||{transition:!0},o,this.animationLoop)}},e.prototype._validate=function(t,e,r,i,n){return(!n||!1!==n.validate)&&v.emitErrors(this,t.call(v,c.extend({key:e,style:this.serialize(),value:r,styleSpec:b},i)))},e.prototype._remove=function(){var t=this;A.evented.off("pluginAvailable",this._rtlTextPluginCallback);for(var e in t.sourceCaches)t.sourceCaches[e].clearTiles();this.dispatcher.remove()},e.prototype._clearSource=function(t){this.sourceCaches[t].clearTiles()},e.prototype._reloadSource=function(t){this.sourceCaches[t].resume(),this.sourceCaches[t].reload()},e.prototype._updateSources=function(t){var e=this;for(var r in e.sourceCaches)e.sourceCaches[r].update(t)},e.prototype._redoPlacement=function(){var t=this;for(var e in t.sourceCaches)t.sourceCaches[e].redoPlacement()},e.prototype.getImages=function(t,e,r){this.imageManager.getImages(e.icons,r)},e.prototype.getGlyphs=function(t,e,r){this.glyphManager.getGlyphs(e.stacks,r)},e}(i);e.exports=k},{"../render/glyph_manager":75,"../render/image_manager":77,"../render/line_atlas":78,"../source/query_features":94,"../source/rtl_text_plugin":96,"../source/source":97,"../source/source_cache":98,"../style-spec/deref":107,"../style-spec/diff":108,"../style-spec/function":112,"../style-spec/reference/latest":123,"../util/ajax":201,"../util/browser":202,"../util/dispatcher":208,"../util/evented":210,"../util/global_worker_pool":212,"../util/mapbox":217,"../util/util":223,"./animation_loop":150,"./light":151,"./load_sprite":153,"./style_layer":158,"./validate_style":166}],157:[function(t,e,r){"use strict";var i=t("../style-spec/function"),n=t("../util/util"),o=function(t,e){var r=this;if(this.value=n.clone(e),this.isFunction=i.isFunctionDefinition(e),this.json=JSON.stringify(this.value),this.minimum=t.minimum,this.function=i(this.value,t),this.isFeatureConstant=this.function.isFeatureConstant,this.isZoomConstant=this.function.isZoomConstant,this.isFeatureConstant||this.isZoomConstant){if(!this.isZoomConstant){this.stopZoomLevels=[];for(var o=0,a=r.value.stops;o<a.length;o+=1){var s=a[o];r.stopZoomLevels.indexOf(s[0])<0&&r.stopZoomLevels.push(s[0])}}}else{this.stopZoomLevels=[];for(var l=[],u=0,c=r.value.stops;u<c.length;u+=1){var p=c[u],h=p[0].zoom;r.stopZoomLevels.indexOf(h)<0&&(r.stopZoomLevels.push(h),l.push([h,l.length]))}this._functionInterpolationT=i({type:"exponential",stops:l,base:e.base},{type:"number"})}};o.prototype.calculate=function(t,e){var r=this.function(t&&t.zoom,e||{});return void 0!==this.minimum&&r<this.minimum?this.minimum:r},o.prototype.calculateInterpolationT=function(t){return this.isFeatureConstant||this.isZoomConstant?0:this._functionInterpolationT(t&&t.zoom,{})},e.exports=o},{"../style-spec/function":112,"../util/util":223}],158:[function(t,e,r){"use strict";function i(t){return t.value}var n=t("../util/util"),o=t("./style_transition"),a=t("./style_declaration"),s=t("../style-spec/reference/latest"),l=t("./validate_style"),u=t("./../style-spec/util/parse_color"),c=t("../util/evented"),p=function(t){function e(e){var r=this;t.call(this),this.id=e.id,this.metadata=e.metadata,this.type=e.type,this.minzoom=e.minzoom,this.maxzoom=e.maxzoom,"background"!==e.type&&(this.source=e.source,this.sourceLayer=e["source-layer"],this.filter=e.filter),this.paint={},this.layout={},this._paintSpecifications=s["paint_"+this.type],this._layoutSpecifications=s["layout_"+this.type],this._paintTransitions={},this._paintTransitionOptions={},this._paintDeclarations={},this._layoutDeclarations={},this._layoutFunctions={};var i,n,o={validate:!1};for(var a in e){var l=a.match(/^paint(?:\.(.*))?$/);if(l){var u=l[1]||"";for(i in e[a])r.setPaintProperty(i,e[a][i],u,o)}}for(n in e.layout)r.setLayoutProperty(n,e.layout[n],o);for(i in r._paintSpecifications)r.paint[i]=r.getPaintValue(i);for(n in r._layoutSpecifications)r._updateLayoutValue(n)}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype.setLayoutProperty=function(t,e,r){if(null==e)delete this._layoutDeclarations[t];else{var i="layers."+this.id+".layout."+t;if(this._validate(l.layoutProperty,i,t,e,r))return;this._layoutDeclarations[t]=new a(this._layoutSpecifications[t],e)}this._updateLayoutValue(t)},e.prototype.getLayoutProperty=function(t){return this._layoutDeclarations[t]&&this._layoutDeclarations[t].value},e.prototype.getLayoutValue=function(t,e,r){var i=this._layoutSpecifications[t],n=this._layoutDeclarations[t];return n?n.calculate(e,r):i.default},e.prototype.setPaintProperty=function(t,e,r,i){var o="layers."+this.id+(r?'["paint.'+r+'"].':".paint.")+t;if(n.endsWith(t,"-transition"))if(this._paintTransitionOptions[r||""]||(this._paintTransitionOptions[r||""]={}),null===e||void 0===e)delete this._paintTransitionOptions[r||""][t];else{if(this._validate(l.paintProperty,o,t,e,i))return;this._paintTransitionOptions[r||""][t]=e}else if(this._paintDeclarations[r||""]||(this._paintDeclarations[r||""]={}),null===e||void 0===e)delete this._paintDeclarations[r||""][t];else{if(this._validate(l.paintProperty,o,t,e,i))return;this._paintDeclarations[r||""][t]=new a(this._paintSpecifications[t],e)}},e.prototype.getPaintProperty=function(t,e){return e=e||"",n.endsWith(t,"-transition")?this._paintTransitionOptions[e]&&this._paintTransitionOptions[e][t]:this._paintDeclarations[e]&&this._paintDeclarations[e][t]&&this._paintDeclarations[e][t].value},e.prototype.getPaintValue=function(t,e,r){var i=this._paintSpecifications[t],n=this._paintTransitions[t];return n?n.calculate(e,r):"color"===i.type&&i.default?u(i.default):i.default},e.prototype.getPaintValueStopZoomLevels=function(t){var e=this._paintTransitions[t];return e?e.declaration.stopZoomLevels:[]},e.prototype.getLayoutValueStopZoomLevels=function(t){var e=this._layoutDeclarations[t];return e?e.stopZoomLevels:[]},e.prototype.getPaintInterpolationT=function(t,e){return this._paintTransitions[t].declaration.calculateInterpolationT(e)},e.prototype.getLayoutInterpolationT=function(t,e){return this._layoutDeclarations[t].calculateInterpolationT(e)},e.prototype.isPaintValueFeatureConstant=function(t){var e=this._paintTransitions[t];return!e||e.declaration.isFeatureConstant},e.prototype.isLayoutValueFeatureConstant=function(t){var e=this._layoutDeclarations[t];return!e||e.isFeatureConstant},e.prototype.isPaintValueZoomConstant=function(t){var e=this._paintTransitions[t];return!e||e.declaration.isZoomConstant},e.prototype.isLayoutValueZoomConstant=function(t){var e=this._layoutDeclarations[t];return!e||e.isZoomConstant},e.prototype.isHidden=function(t){return!!(this.minzoom&&t<this.minzoom)||!!(this.maxzoom&&t>=this.maxzoom)||"none"===this.layout.visibility},e.prototype.updatePaintTransitions=function(t,e,r,i,o){for(var a=this,s=n.extend({},this._paintDeclarations[""]),l=0;l<t.length;l++)n.extend(s,a._paintDeclarations[t[l]]);var u;for(u in s)a._applyPaintDeclaration(u,s[u],e,r,i,o);for(u in a._paintTransitions)u in s||a._applyPaintDeclaration(u,null,e,r,i,o)},e.prototype.updatePaintTransition=function(t,e,r,i,n,o){for(var a=this,s=this._paintDeclarations[""][t],l=0;l<e.length;l++){var u=a._paintDeclarations[e[l]];u&&u[t]&&(s=u[t])}this._applyPaintDeclaration(t,s,r,i,n,o)},e.prototype.recalculate=function(t){var e=this;for(var r in e._paintTransitions)e.paint[r]=e.getPaintValue(r,{zoom:t});for(var i in e._layoutFunctions)e.layout[i]=e.getLayoutValue(i,{zoom:t})},e.prototype.serialize=function(){var t=this,e={id:this.id,type:this.type,source:this.source,"source-layer":this.sourceLayer,metadata:this.metadata,minzoom:this.minzoom,maxzoom:this.maxzoom,filter:this.filter,layout:n.mapObject(this._layoutDeclarations,i)};for(var r in t._paintDeclarations)e[""===r?"paint":"paint."+r]=n.mapObject(t._paintDeclarations[r],i);return n.filterObject(e,function(t,e){return void 0!==t&&!("layout"===e&&!Object.keys(t).length)})},e.prototype._applyPaintDeclaration=function(t,e,r,i,s,l){var u=r.transition?this._paintTransitions[t]:void 0,c=this._paintSpecifications[t];if(null!==e&&void 0!==e||(e=new a(c,c.default)),!u||u.declaration.json!==e.json){var p=n.extend({duration:300,delay:0},i,this.getPaintProperty(t+"-transition")),h=this._paintTransitions[t]=new o(c,e,u,p,l);h.instant()||(h.loopID=s.set(h.endTime-Date.now())),u&&s.cancel(u.loopID)}},e.prototype._updateLayoutValue=function(t){var e=this._layoutDeclarations[t];e&&e.isFunction?this._layoutFunctions[t]=!0:(delete 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h[t.type](t)}},{"../style-spec/reference/latest":123,"../util/evented":210,"../util/util":223,"./../style-spec/util/parse_color":128,"./style_declaration":157,"./style_layer/circle_style_layer":159,"./style_layer/fill_extrusion_style_layer":160,"./style_layer/fill_style_layer":161,"./style_layer/line_style_layer":162,"./style_layer/symbol_style_layer":163,"./style_transition":165,"./validate_style":166}],159:[function(t,e,r){"use strict";var i=t("../style_layer"),n=t("../../data/bucket/circle_bucket"),o=t("../../util/intersection_tests"),a=o.multiPolygonIntersectsBufferedMultiPoint,s=t("../query_utils"),l=s.getMaximumPaintValue,u=s.translateDistance,c=s.translate,p=function(t){function e(){t.apply(this,arguments)}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype.createBucket=function(t){return new n(t)},e.prototype.queryRadius=function(t){return l("circle-radius",this,t)+u(this.paint["circle-translate"])},e.prototype.queryIntersectsFeature=function(t,e,r,i,n,o){var s=c(t,this.getPaintValue("circle-translate",{zoom:i},e.properties),this.getPaintValue("circle-translate-anchor",{zoom:i},e.properties),n,o),l=this.getPaintValue("circle-radius",{zoom:i},e.properties)*o;return a(s,r,l)},e}(i);e.exports=p},{"../../data/bucket/circle_bucket":43,"../../util/intersection_tests":214,"../query_utils":155,"../style_layer":158}],160:[function(t,e,r){"use strict";var i=t("../style_layer"),n=t("../../data/bucket/fill_extrusion_bucket"),o=t("../../util/intersection_tests"),a=o.multiPolygonIntersectsMultiPolygon,s=t("../query_utils"),l=s.translateDistance,u=s.translate,c=function(t){function e(){t.apply(this,arguments)}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype.getPaintValue=function(e,r,i){var n=t.prototype.getPaintValue.call(this,e,r,i);return"fill-extrusion-color"===e&&n&&(n[3]=1),n},e.prototype.createBucket=function(t){return new n(t)},e.prototype.queryRadius=function(){return l(this.paint["fill-extrusion-translate"])},e.prototype.queryIntersectsFeature=function(t,e,r,i,n,o){var s=u(t,this.getPaintValue("fill-extrusion-translate",{zoom:i},e.properties),this.getPaintValue("fill-extrusion-translate-anchor",{zoom:i},e.properties),n,o);return a(s,r)},e.prototype.has3DPass=function(){return 0!==this.paint["fill-extrusion-opacity"]&&"none"!==this.layout.visibility},e}(i);e.exports=c},{"../../data/bucket/fill_extrusion_bucket":45,"../../util/intersection_tests":214,"../query_utils":155,"../style_layer":158}],161:[function(t,e,r){"use strict";var i=t("../style_layer"),n=t("../../data/bucket/fill_bucket"),o=t("../../util/intersection_tests"),a=o.multiPolygonIntersectsMultiPolygon,s=t("../query_utils"),l=s.translateDistance,u=s.translate,c=function(t){function e(){t.apply(this,arguments)}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype.getPaintValue=function(e,r,i){var n=this;if("fill-outline-color"===e){if(void 0===this.getPaintProperty("fill-outline-color"))return t.prototype.getPaintValue.call(this,"fill-color",r,i);for(var o=this._paintTransitions["fill-outline-color"];o;){if(!(o&&o.declaration&&o.declaration.value))return t.prototype.getPaintValue.call(n,"fill-color",r,i);o=o.oldTransition}}return t.prototype.getPaintValue.call(this,e,r,i)},e.prototype.getPaintValueStopZoomLevels=function(e){return"fill-outline-color"===e&&void 0===this.getPaintProperty("fill-outline-color")?t.prototype.getPaintValueStopZoomLevels.call(this,"fill-color"):t.prototype.getPaintValueStopZoomLevels.call(this,e)},e.prototype.getPaintInterpolationT=function(e,r){return"fill-outline-color"===e&&void 0===this.getPaintProperty("fill-outline-color")?t.prototype.getPaintInterpolationT.call(this,"fill-color",r):t.prototype.getPaintInterpolationT.call(this,e,r)},e.prototype.isPaintValueFeatureConstant=function(e){return"fill-outline-color"===e&&void 0===this.getPaintProperty("fill-outline-color")?t.prototype.isPaintValueFeatureConstant.call(this,"fill-color"):t.prototype.isPaintValueFeatureConstant.call(this,e)},e.prototype.isPaintValueZoomConstant=function(e){return"fill-outline-color"===e&&void 0===this.getPaintProperty("fill-outline-color")?t.prototype.isPaintValueZoomConstant.call(this,"fill-color"):t.prototype.isPaintValueZoomConstant.call(this,e)},e.prototype.createBucket=function(t){return new n(t)},e.prototype.queryRadius=function(){return l(this.paint["fill-translate"])},e.prototype.queryIntersectsFeature=function(t,e,r,i,n,o){var s=u(t,this.getPaintValue("fill-translate",{zoom:i},e.properties),this.getPaintValue("fill-translate-anchor",{zoom:i},e.properties),n,o);return a(s,r)},e}(i);e.exports=c},{"../../data/bucket/fill_bucket":44,"../../util/intersection_tests":214,"../query_utils":155,"../style_layer":158}],162:[function(t,e,r){"use strict";function i(t,e){return e>0?e+2*t:t}function n(t,e){for(var r=[],i=new o(0,0),n=0;n<t.length;n++){for(var a=t[n],s=[],l=0;l<a.length;l++){var u=a[l-1],c=a[l],p=a[l+1],h=0===l?i:c.sub(u)._unit()._perp(),f=l===a.length-1?i:p.sub(c)._unit()._perp(),d=h._add(f)._unit(),m=d.x*f.x+d.y*f.y;d._mult(1/m),s.push(d._mult(e)._add(c))}r.push(s)}return r}var o=t("@mapbox/point-geometry"),a=t("../style_layer"),s=t("../../data/bucket/line_bucket"),l=t("../../util/intersection_tests"),u=l.multiPolygonIntersectsBufferedMultiLine,c=t("../query_utils"),p=c.getMaximumPaintValue,h=c.translateDistance,f=c.translate,d=function(t){function e(){t.apply(this,arguments)}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype.createBucket=function(t){return new s(t)},e.prototype.queryRadius=function(t){var e=t,r=i(p("line-width",this,e),p("line-gap-width",this,e)),n=p("line-offset",this,e);return r/2+Math.abs(n)+h(this.paint["line-translate"])},e.prototype.queryIntersectsFeature=function(t,e,r,o,a,s){var l=f(t,this.getPaintValue("line-translate",{zoom:o},e.properties),this.getPaintValue("line-translate-anchor",{zoom:o},e.properties),a,s),c=s/2*i(this.getPaintValue("line-width",{zoom:o},e.properties),this.getPaintValue("line-gap-width",{zoom:o},e.properties)),p=this.getPaintValue("line-offset",{zoom:o},e.properties);return p&&(r=n(r,p*s)),u(l,r,c)},e}(a);e.exports=d},{"../../data/bucket/line_bucket":46,"../../util/intersection_tests":214,"../query_utils":155,"../style_layer":158,"@mapbox/point-geometry":2}],163:[function(t,e,r){"use strict";var i=t("../style_layer"),n=t("../../data/bucket/symbol_bucket"),o=function(t){function e(){t.apply(this,arguments)}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype.getLayoutValue=function(e,r,i){var n=t.prototype.getLayoutValue.call(this,e,r,i);if("auto"!==n)return n;switch(e){case"text-rotation-alignment":case"icon-rotation-alignment":return"line"===this.getLayoutValue("symbol-placement",r,i)?"map":"viewport";case"text-pitch-alignment":return this.getLayoutValue("text-rotation-alignment",r,i);case"icon-pitch-alignment":return this.getLayoutValue("icon-rotation-alignment",r,i);default:return n}},e.prototype.createBucket=function(t){return new n(t)},e.prototype.queryRadius=function(){return 0},e.prototype.queryIntersectsFeature=function(){return!1},e}(i);e.exports=o},{"../../data/bucket/symbol_bucket":47,"../style_layer":158}],164:[function(t,e,r){"use strict";var i=t("./style_layer"),n=t("../util/util"),o=t("../style-spec/feature_filter"),a=t("../style-spec/group_by_layout"),s=function(t){t&&this.replace(t)};s.prototype.replace=function(t){var e=this;this.symbolOrder=[];for(var r=0,i=t;r<i.length;r+=1){var n=i[r];"symbol"===n.type&&e.symbolOrder.push(n.id)}this._layerConfigs={},this._layers={},this.update(t,[])},s.prototype.update=function(t,e,r){for(var s=this,l=0,u=t;l<u.length;l+=1){var c=u[l];s._layerConfigs[c.id]=c;var p=s._layers[c.id]=i.create(c);p.updatePaintTransitions({},{transition:!1}),p.filter=o(p.filter)}for(var h=0,f=e;h<f.length;h+=1){var d=f[h];delete s._layerConfigs[d],delete s._layers[d]}r&&(this.symbolOrder=r),this.familiesBySource={};for(var m=a(n.values(this._layerConfigs)),v=0,y=m;v<y.length;v+=1){var g=y[v],_=g.map(function(t){return s._layers[t.id]}),x=_[0];if(!x.layout||"none"!==x.layout.visibility){var b=x.source||"",w=s.familiesBySource[b];w||(w=s.familiesBySource[b]={});var T=x.sourceLayer||"_geojsonTileLayer",S=w[T];S||(S=w[T]=[]),S.push(_)}}},e.exports=s},{"../style-spec/feature_filter":110,"../style-spec/group_by_layout":113,"../util/util":223,"./style_layer":158}],165:[function(t,e,r){"use 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o=this.oldTransition.calculate(t,e,this.startTime),a=n.easeCubicInOut((r-this.startTime-this.delay)/this.duration);return this.interp(o,i,a)},s.prototype._calculateTargetValue=function(t,e){if(!this.zoomTransitioned)return this.declaration.calculate(t,e);var r=t.zoom,i=this.zoomHistory.lastIntegerZoom,n=r>i?2:.5,a=this.declaration.calculate({zoom:r>i?r-1:r+1},e),s=this.declaration.calculate({zoom:r},e),l=Math.min((Date.now()-this.zoomHistory.lastIntegerZoomTime)/this.duration,1),u=Math.abs(r-i),c=o(l,1,u);return void 0!==a&&void 0!==s?{from:a,fromScale:n,to:s,toScale:1,t:c}:void 0},e.exports=s},{"../style-spec/util/interpolate":127,"../util/util":223}],166:[function(t,e,r){"use strict";e.exports=t("../style-spec/validate_style.min"),e.exports.emitErrors=function(t,e){if(e&&e.length){for(var r=0,i=e;r<i.length;r+=1){var n=i[r],o=n.message;t.fire("error",{error:new Error(o)})}return!0}return!1}},{"../style-spec/validate_style.min":149}],167:[function(t,e,r){"use strict";var i=t("@mapbox/point-geometry"),n=function(t){function e(e,r,i,n){t.call(this,e,r),this.angle=i,void 0!==n&&(this.segment=n)}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype.clone=function(){return new e(this.x,this.y,this.angle,this.segment)},e}(i);e.exports=n},{"@mapbox/point-geometry":2}],168:[function(t,e,r){"use strict";function i(t,e,r,i,n){if(void 0===e.segment)return!0;for(var o=e,a=e.segment+1,s=0;s>-r/2;){if(--a<0)return!1;s-=t[a].dist(o),o=t[a]}s+=t[a].dist(t[a+1]),a++;for(var l=[],u=0;s<r/2;){var c=t[a-1],p=t[a],h=t[a+1];if(!h)return!1;var f=c.angleTo(p)-p.angleTo(h);for(f=Math.abs((f+3*Math.PI)%(2*Math.PI)-Math.PI),l.push({distance:s,angleDelta:f}),u+=f;s-l[0].distance>i;)u-=l.shift().angleDelta;if(u>n)return!1;a++,s+=p.dist(h)}return!0}e.exports=i},{}],169:[function(t,e,r){"use strict";function i(t,e,r,i,o){for(var a=[],s=0;s<t.length;s++)for(var l=t[s],u=void 0,c=0;c<l.length-1;c++){var p=l[c],h=l[c+1];p.x<e&&h.x<e||(p.x<e?p=new n(e,p.y+(h.y-p.y)*((e-p.x)/(h.x-p.x)))._round():h.x<e&&(h=new n(e,p.y+(h.y-p.y)*((e-p.x)/(h.x-p.x)))._round()),p.y<r&&h.y<r||(p.y<r?p=new n(p.x+(h.x-p.x)*((r-p.y)/(h.y-p.y)),r)._round():h.y<r&&(h=new n(p.x+(h.x-p.x)*((r-p.y)/(h.y-p.y)),r)._round()),p.x>=i&&h.x>=i||(p.x>=i?p=new n(i,p.y+(h.y-p.y)*((i-p.x)/(h.x-p.x)))._round():h.x>=i&&(h=new n(i,p.y+(h.y-p.y)*((i-p.x)/(h.x-p.x)))._round()),p.y>=o&&h.y>=o||(p.y>=o?p=new n(p.x+(h.x-p.x)*((o-p.y)/(h.y-p.y)),o)._round():h.y>=o&&(h=new n(p.x+(h.x-p.x)*((o-p.y)/(h.y-p.y)),o)._round()),u&&p.equals(u[u.length-1])||(u=[p],a.push(u)),u.push(h)))))}return a}var n=t("@mapbox/point-geometry");e.exports=i},{"@mapbox/point-geometry":2}],170:[function(t,e,r){"use strict";var i=t("../util/struct_array"),n=t("@mapbox/point-geometry"),o=i({members:[{type:"Int16",name:"anchorPointX"},{type:"Int16",name:"anchorPointY"},{type:"Int16",name:"offsetX"},{type:"Int16",name:"offsetY"},{type:"Int16",name:"x1"},{type:"Int16",name:"y1"},{type:"Int16",name:"x2"},{type:"Int16",name:"y2"},{type:"Float32",name:"unadjustedMaxScale"},{type:"Float32",name:"maxScale"},{type:"Uint32",name:"featureIndex"},{type:"Uint16",name:"sourceLayerIndex"},{type:"Uint16",name:"bucketIndex"},{type:"Int16",name:"bbox0"},{type:"Int16",name:"bbox1"},{type:"Int16",name:"bbox2"},{type:"Int16",name:"bbox3"},{type:"Float32",name:"placementScale"}]});Object.defineProperty(o.prototype.StructType.prototype,"anchorPoint",{get:function(){return new n(this.anchorPointX,this.anchorPointY)}}),e.exports=o},{"../util/struct_array":220,"@mapbox/point-geometry":2}],171:[function(t,e,r){"use strict";var i=function(t,e,r,i,n,o,a,s,l,u,c){var p=a.top*s-l,h=a.bottom*s+l,f=a.left*s-l,d=a.right*s+l;if(this.boxStartIndex=t.length,u){var m=h-p,v=d-f;if(m>0)if(m=Math.max(10*s,m),c){var y=e[r.segment+1].sub(e[r.segment])._unit()._mult(v),g=[r.sub(y),r.add(y)];this._addLineCollisionBoxes(t,g,r,0,v,m,i,n,o)}else this._addLineCollisionBoxes(t,e,r,r.segment,v,m,i,n,o)}else t.emplaceBack(r.x,r.y,0,0,f,p,d,h,1/0,1/0,i,n,o,0,0,0,0,0);this.boxEndIndex=t.length};i.prototype._addLineCollisionBoxes=function(t,e,r,i,n,o,a,s,l){var u=o/2,c=Math.floor(n/u),p=Math.floor(c/2),h=-o/2,f=r,d=i+1,m=h,v=-n/2,y=v-n/8;do{if(--d<0){if(m>v)return;d=0;break}m-=e[d].dist(f),f=e[d]}while(m>y);for(var g=e[d].dist(e[d+1]),_=-p;_<c+p;_++){var x=_*u,b=v+x;if(x<0&&(b+=x),x>n&&(b+=x-n),!(b<m)){for(;m+g<b;){if(m+=g,++d+1>=e.length)return;g=e[d].dist(e[d+1])}var w=b-m,T=e[d],S=e[d+1],z=S.sub(T)._unit()._mult(w)._add(T)._round(),A=Math.max(Math.abs(b-h)-u/2,0),C=n/2/A;(_<0||_>=c)&&(C=Math.min(C,.99)),t.emplaceBack(z.x,z.y,z.x-r.x,z.y-r.y,-o/2,-o/2,o/2,o/2,C,C,a,s,l,0,0,0,0,0)}}},e.exports=i},{}],172:[function(t,e,r){"use strict";var i=t("@mapbox/point-geometry"),n=t("../data/extent"),o=t("grid-index"),a=t("../util/intersection_tests"),s=function(t,e,r,i,a,s,l){void 0===s&&(s=new o(n,12,6)),void 0===l&&(l=new o(n,12,0)),this.angle=t,this.pitch=e,this.cameraToCenterDistance=r,this.cameraToTileDistance=i,this.grid=s,this.ignoredGrid=l,this.perspectiveRatio=1+.5*(i/r-1),this.minScale=.5/this.perspectiveRatio,this.maxScale=2/this.perspectiveRatio;var u=Math.sin(this.angle),c=Math.cos(this.angle);this.rotationMatrix=[c,-u,u,c],this.reverseRotationMatrix=[c,u,-u,c],this.yStretch=Math.max(1,i/(r*Math.cos(e/180*Math.PI))),this.collisionBoxArray=a,0===a.length&&(a.emplaceBack(),a.emplaceBack(0,0,0,0,0,-n,0,n,1/0,1/0,0,0,0,0,0,0,0,0,0),a.emplaceBack(n,0,0,0,0,-n,0,n,1/0,1/0,0,0,0,0,0,0,0,0,0),a.emplaceBack(0,0,0,0,-n,0,n,0,1/0,1/0,0,0,0,0,0,0,0,0,0),a.emplaceBack(0,n,0,0,-n,0,n,0,1/0,1/0,0,0,0,0,0,0,0,0,0)),this.tempCollisionBox=a.get(0),this.edges=[a.get(1),a.get(2),a.get(3),a.get(4)]};s.deserialize=function(t,e){return new s(t.angle,t.pitch,t.cameraToCenterDistance,t.cameraToTileDistance,e,new o(t.grid),new o(t.ignoredGrid))},s.prototype.serialize=function(t){var e=this.grid.toArrayBuffer(),r=this.ignoredGrid.toArrayBuffer();return t&&(t.push(e),t.push(r)),{angle:this.angle,pitch:this.pitch,cameraToCenterDistance:this.cameraToCenterDistance,cameraToTileDistance:this.cameraToTileDistance,grid:e,ignoredGrid:r}},s.prototype.placeCollisionFeature=function(t,e,r){for(var n=this,o=this.collisionBoxArray,a=this.minScale,s=this.rotationMatrix,l=this.yStretch,u=t.boxStartIndex;u<t.boxEndIndex;u++){var c=o.get(u),p=c.anchorPoint._matMult(s),h=p.x,f=p.y,d=h+c.x1*n.perspectiveRatio,m=f+c.y1*l*n.perspectiveRatio,v=h+c.x2*n.perspectiveRatio,y=f+c.y2*l*n.perspectiveRatio;c.bbox0=d,c.bbox1=m,c.bbox2=v,c.bbox3=y;var g=new i(c.offsetX,c.offsetY)._matMult(s),_=g.x*g.x,x=g.y*g.y,b=x*l*l,w=Math.sqrt((_+b)/(_+x))||1;if(c.maxScale=c.unadjustedMaxScale*w,!e)for(var T=n.grid.query(d,m,v,y),S=0;S<T.length;S++){var z=o.get(T[S]),A=z.anchorPoint._matMult(s);if((a=n.getPlacementScale(a,p,c,A,z))>=n.maxScale)return a}if(r){var C=void 0;if(n.angle){var E=n.reverseRotationMatrix,k=new i(c.x1,c.y1).matMult(E),M=new i(c.x2,c.y1).matMult(E),L=new i(c.x1,c.y2).matMult(E),I=new i(c.x2,c.y2).matMult(E);C=n.tempCollisionBox,C.anchorPointX=c.anchorPoint.x,C.anchorPointY=c.anchorPoint.y,C.x1=Math.min(k.x,M.x,L.x,I.x),C.y1=Math.min(k.y,M.x,L.x,I.x),C.x2=Math.max(k.x,M.x,L.x,I.x),C.y2=Math.max(k.y,M.x,L.x,I.x),C.maxScale=c.maxScale}else C=c;for(var P=0;P<this.edges.length;P++){var R=n.edges[P];if((a=n.getPlacementScale(a,c.anchorPoint,C,R.anchorPoint,R))>=n.maxScale)return a}}}return a},s.prototype.queryRenderedSymbols=function(t,e){var r={},n=[];if(0===t.length||0===this.grid.keys.length&&0===this.ignoredGrid.keys.length)return n;for(var o=this.collisionBoxArray,s=this.rotationMatrix,l=this.yStretch,u=[],c=1/0,p=1/0,h=-1/0,f=-1/0,d=0;d<t.length;d++)for(var m=t[d],v=0;v<m.length;v++){var y=m[v].matMult(s);c=Math.min(c,y.x),p=Math.min(p,y.y),h=Math.max(h,y.x),f=Math.max(f,y.y),u.push(y)}for(var g=this.grid.query(c,p,h,f),_=this.ignoredGrid.query(c,p,h,f),x=0;x<_.length;x++)g.push(_[x]);for(var b=e/this.perspectiveRatio,w=Math.pow(2,Math.ceil(Math.log(b)/Math.LN2*10)/10),T=0;T<g.length;T++){var S=o.get(g[T]),z=S.sourceLayerIndex,A=S.featureIndex;if(void 0===r[z]&&(r[z]={}),!r[z][A]&&!(w<S.placementScale||w>S.maxScale)){var C=S.anchorPoint.matMult(s),E=C.x+S.x1/b,k=C.y+S.y1/b*l,M=C.x+S.x2/b,L=C.y+S.y2/b*l,I=[new i(E,k),new i(M,k),new i(M,L),new i(E,L)];a.polygonIntersectsPolygon(u,I)&&(r[z][A]=!0,n.push(g[T]))}}return n},s.prototype.getPlacementScale=function(t,e,r,i,n){var o=e.x-i.x,a=e.y-i.y,s=(n.x1-r.x2)/o,l=(n.x2-r.x1)/o,u=(n.y1-r.y2)*this.yStretch/a,c=(n.y2-r.y1)*this.yStretch/a;(isNaN(s)||isNaN(l))&&(s=l=1),(isNaN(u)||isNaN(c))&&(u=c=1);var p=Math.min(Math.max(s,l),Math.max(u,c)),h=n.maxScale,f=r.maxScale;return p>h&&(p=h),p>f&&(p=f),p>t&&p>=n.placementScale&&(t=p),t},s.prototype.insertCollisionFeature=function(t,e,r){for(var i=this,n=r?this.ignoredGrid:this.grid,o=this.collisionBoxArray,a=t.boxStartIndex;a<t.boxEndIndex;a++){var s=o.get(a);s.placementScale=e,e<i.maxScale&&(1===i.perspectiveRatio||s.maxScale>=1)&&n.insert(a,s.bbox0,s.bbox1,s.bbox2,s.bbox3)}},e.exports=s},{"../data/extent":48,"../util/intersection_tests":214,"@mapbox/point-geometry":2,"grid-index":22}],173:[function(t,e,r){"use strict";function i(t,e,r,i,o,a,s,l,u){var c=i?.6*a*s:0,p=Math.max(i?i.right-i.left:0,o?o.right-o.left:0),h=0===t[0].x||t[0].x===u||0===t[0].y||t[0].y===u;e-p*s<e/4&&(e=p*s+e/4);var f=2*a;return n(t,h?e/2*l%e:(p/2+f)*s*l%e,e,c,r,p*s,h,!1,u)}function n(t,e,r,i,l,u,c,p,h){for(var f=u/2,d=0,m=0;m<t.length-1;m++)d+=t[m].dist(t[m+1]);for(var v=0,y=e-r,g=[],_=0;_<t.length-1;_++){for(var x=t[_],b=t[_+1],w=x.dist(b),T=b.angleTo(x);y+r<v+w;){y+=r;var S=(y-v)/w,z=o(x.x,b.x,S),A=o(x.y,b.y,S);if(z>=0&&z<h&&A>=0&&A<h&&y-f>=0&&y+f<=d){var C=new a(z,A,T,_);C._round(),i&&!s(t,C,u,i,l)||g.push(C)}}v+=w}return p||g.length||c||(g=n(t,v/2,r,i,l,u,c,!0,h)),g}var o=t("../style-spec/util/interpolate"),a=t("../symbol/anchor"),s=t("./check_max_angle");e.exports=i},{"../style-spec/util/interpolate":127,"../symbol/anchor":167,"./check_max_angle":168}],174:[function(t,e,r){"use strict";e.exports=function(t){function e(e){s.push(t[e]),l++}function r(t,e,r){var i=a[t];return delete a[t],a[e]=i,s[i].geometry[0].pop(),s[i].geometry[0]=s[i].geometry[0].concat(r[0]),i}function i(t,e,r){var i=o[e];return delete o[e],o[t]=i,s[i].geometry[0].shift(),s[i].geometry[0]=r[0].concat(s[i].geometry[0]),i}function n(t,e,r){var i=r?e[0][e[0].length-1]:e[0][0];return t+":"+i.x+":"+i.y}for(var o={},a={},s=[],l=0,u=0;u<t.length;u++){var c=t[u],p=c.geometry,h=c.text;if(h){var f=n(h,p),d=n(h,p,!0);if(f in a&&d in o&&a[f]!==o[d]){var m=i(f,d,p),v=r(f,d,s[m].geometry);delete o[f],delete a[d],a[n(h,s[v].geometry,!0)]=v,s[m].geometry=null}else f in a?r(f,d,p):d in o?i(f,d,p):(e(u),o[f]=l-1,a[d]=l-1)}else e(u)}return s.filter(function(t){return t.geometry})}},{}],175:[function(t,e,r){"use strict";function i(t,e,r,i,n){var o=d.identity(new Float32Array(16));return e?(d.identity(o),d.scale(o,o,[1/n,1/n,1]),r||d.rotateZ(o,o,i.angle)):(d.scale(o,o,[i.width/2,-i.height/2,1]),d.translate(o,o,[1,-1,0]),d.multiply(o,o,t)),o}function n(t,e,r,i,n){var o=d.identity(new Float32Array(16));return e?(d.multiply(o,o,t),d.scale(o,o,[n,n,1]),r||d.rotateZ(o,o,-i.angle)):(d.scale(o,o,[1,-1,1]),d.translate(o,o,[-1,-1,0]),d.scale(o,o,[2/i.width,2/i.height,1])),o}function o(t,e){var r=[t.x,t.y,0,1];m.transformMat4(r,r,e);var i=r[3];return{point:new h(r[0]/i,r[1]/i),signedDistanceFromCamera:i}}function a(t,e,r,i){var n=t[0]/t[3],o=t[1]/t[3];return n>=-r[0]&&n<=r[0]&&o>=-r[1]&&o<=r[1]&&i.frameHistory.isVisible(e)}function s(t,e,r,i,n,s,u,c,f,d){var y=i?t.textSizeData:t.iconSizeData,g=v.evaluateSizeForZoom(y,r.transform,d,i),_=[256/r.width*2+1,256/r.height*2+1],x=i?t.text.dynamicLayoutVertexArray:t.icon.dynamicLayoutVertexArray;x.clear();for(var b=t.lineVertexArray,w=i?t.placedGlyphArray:t.placedIconArray,T=0;T<w.length;T++){var S=w.get(T),z=[S.anchorX,S.anchorY,0,1];if(m.transformMat4(z,z,e),a(z,S.placementZoom,_,r)){var A=z[3],C=1+.5*(A/r.transform.cameraToCenterDistance-1),E=v.evaluateSizeForFeature(y,g,S),k=u?E*C:E/C,M=new h(S.anchorX,S.anchorY),L=o(M,n).point,I={},P=l(S,k,!1,c,e,n,s,t.glyphOffsetArray,b,x,L,M,I);(P.notEnoughRoom||P.needsFlipping&&l(S,k,!0,c,e,n,s,t.glyphOffsetArray,b,x,L,M,I).notEnoughRoom)&&p(S.numGlyphs,x)}else p(S.numGlyphs,x)}i?t.text.dynamicLayoutVertexBuffer.updateData(x.serialize()):t.icon.dynamicLayoutVertexBuffer.updateData(x.serialize())}function l(t,e,r,i,n,a,s,l,p,f,d,m,v){var y,_=e/24,x=t.lineOffsetX*e,b=t.lineOffsetY*e;if(t.numGlyphs>1){var w=t.glyphStartIndex+t.numGlyphs,T=l.get(t.glyphStartIndex).offsetX,S=l.get(w-1).offsetX,z=t.lineStartIndex,A=t.lineStartIndex+t.lineLength,C=c(_*T,x,b,r,d,m,t.segment,z,A,p,a,v);if(!C)return{notEnoughRoom:!0};var E=c(_*S,x,b,r,d,m,t.segment,z,A,p,a,v);if(!E)return{notEnoughRoom:!0};var k=o(C.point,s).point,M=o(E.point,s).point;if(i&&!r&&(t.vertical?k.y<M.y:k.x>M.x))return{needsFlipping:!0};y=[C];for(var L=t.glyphStartIndex+1;L<w-1;L++){var I=l.get(L);y.push(c(_*I.offsetX,x,b,r,d,m,t.segment,z,A,p,a,v))}y.push(E)}else{if(i&&!r){var P=o(m,n).point,R=p.get(t.lineStartIndex+t.segment+1),D=o(R,n),O=D.signedDistanceFromCamera>0?D.point:u(m,new h(R.x,R.y),P,1,n);if(t.vertical?O.y>P.y:O.x<P.x)return{needsFlipping:!0}}var B=l.get(t.glyphStartIndex),F=c(_*B.offsetX,x,b,r,d,m,t.segment,t.lineStartIndex,t.lineStartIndex+t.lineLength,p,a,v);if(!F)return{notEnoughRoom:!0};y=[F]}for(var j=t.placementZoom,V=0,N=y;V<N.length;V+=1){var U=N[V];g(f,U.point,U.angle,j)}return{}}function u(t,e,r,i,n){var a=o(t.add(t.sub(e)._unit()),n).point,s=r.sub(a);return r.add(s._mult(i/s.mag()))}function c(t,e,r,i,n,a,s,l,c,p,f,d){var m=i?t-e:t+e,v=m>0?1:-1,y=0;i&&(v*=-1,y=Math.PI),v<0&&(y+=Math.PI);for(var g=v>0?l+s:l+s+1,_=n,x=n,b=0,w=0,T=Math.abs(m);b+w<=T;){if((g+=v)<l||g>=c)return null;if(x=_,void 0===(_=d[g])){var S=o(p.get(g),f);_=S.signedDistanceFromCamera>0?d[g]=S.point:u(0===b?a:new h(p.get(g-v).x,p.get(g-v).y),new h(p.get(g).x,p.get(g).y),x,T-b+1,f)}b+=w,w=x.dist(_)}var z=(T-b)/w,A=_.sub(x),C=A.mult(z)._add(x);return C._add(A._unit()._perp()._mult(r*v)),{point:C,angle:y+Math.atan2(_.y-x.y,_.x-x.x)}}function p(t,e){for(var r=0;r<t;r++)g(e,_,0,25)}var h=t("@mapbox/point-geometry"),f=t("@mapbox/gl-matrix"),d=f.mat4,m=f.vec4,v=t("./symbol_size"),y=t("../data/bucket/symbol_bucket"),g=y.addDynamicAttributes;e.exports={updateLineLabels:s,getLabelPlaneMatrix:i,getGlCoordMatrix:n};var _=new h(-1/0,-1/0)},{"../data/bucket/symbol_bucket":47,"./symbol_size":178,"@mapbox/gl-matrix":1,"@mapbox/point-geometry":2}],176:[function(t,e,r){"use strict";function i(t,e,r,i,n,a,s){var l,u,c,p,h=e.image,f=r.layout,d=e.top-1/h.pixelRatio,m=e.left-1/h.pixelRatio,v=e.bottom+1/h.pixelRatio,y=e.right+1/h.pixelRatio;if("none"!==f["icon-text-fit"]&&n){var g=y-m,_=v-d,x=f["text-size"]/24,b=n.left*x,w=n.right*x,T=n.top*x,S=n.bottom*x,z=w-b,A=S-T,C=f["icon-text-fit-padding"][0],E=f["icon-text-fit-padding"][1],k=f["icon-text-fit-padding"][2],M=f["icon-text-fit-padding"][3],L="width"===f["icon-text-fit"]?.5*(A-_):0,I="height"===f["icon-text-fit"]?.5*(z-g):0,P="width"===f["icon-text-fit"]||"both"===f["icon-text-fit"]?z:g,R="height"===f["icon-text-fit"]||"both"===f["icon-text-fit"]?A:_;l=new o(b+I-M,T+L-C),u=new o(b+I+E+P,T+L-C),c=new o(b+I+E+P,T+L+k+R),p=new o(b+I-M,T+L+k+R)}else l=new o(m,d),u=new o(y,d),c=new o(y,v),p=new o(m,v);var D=r.getLayoutValue("icon-rotate",a,s)*Math.PI/180;if(D){var O=Math.sin(D),B=Math.cos(D),F=[B,-O,O,B];l._matMult(F),u._matMult(F),p._matMult(F),c._matMult(F)}return[{tl:l,tr:u,bl:p,br:c,tex:{x:h.textureRect.x-1,y:h.textureRect.y-1,w:h.textureRect.w+2,h:h.textureRect.h+2},writingMode:void 0,glyphOffset:[0,0]}]}function n(t,e,r,i,n,a,l){for(var u=r.getLayoutValue("text-rotate",n,a)*Math.PI/180,c=r.getLayoutValue("text-offset",n,a).map(function(t){return 24*t}),p=e.positionedGlyphs,h=[],f=0;f<p.length;f++){var d=p[f],m=l[d.glyph];if(m){var v=m.rect;if(v){var y=s+1,g=m.metrics.advance/2,_=i?[d.x+g,d.y]:[0,0],x=i?[0,0]:[d.x+g+c[0],d.y+c[1]],b=m.metrics.left-y-g+x[0],w=-m.metrics.top-y+x[1],T=b+v.w,S=w+v.h,z=new o(b,w),A=new o(T,w),C=new o(b,S),E=new o(T,S);if(i&&d.vertical){var k=new o(-g,g),M=-Math.PI/2,L=new o(5,0);z._rotateAround(M,k)._add(L),A._rotateAround(M,k)._add(L),C._rotateAround(M,k)._add(L),E._rotateAround(M,k)._add(L)}if(u){var I=Math.sin(u),P=Math.cos(u),R=[P,-I,I,P];z._matMult(R),A._matMult(R),C._matMult(R),E._matMult(R)}h.push({tl:z,tr:A,bl:C,br:E,tex:v,writingMode:e.writingMode,glyphOffset:_})}}}return h}var o=t("@mapbox/point-geometry"),a=t("../style/parse_glyph_pbf"),s=a.GLYPH_PBF_BORDER;e.exports={getIconQuads:i,getGlyphQuads:n}},{"../style/parse_glyph_pbf":154,"@mapbox/point-geometry":2}],177:[function(t,e,r){"use strict";function i(t,e){for(var r=[],i=0,n=0,o=e;n<o.length;n+=1){var a=o[n];r.push(t.substring(i,a)),i=a}return i<t.length&&r.push(t.substring(i,t.length)),r}function n(t,e,r,n,o,a,s,l,u,p){var f=t.trim();p===_.vertical&&(f=y(f));var d,m=[],v={positionedGlyphs:m,text:f,top:l[1],bottom:l[1],left:l[0],right:l[0],writingMode:p},x=g.processBidirectionalText;return d=x?x(f,c(f,s,r,e)):i(f,c(f,s,r,e)),h(v,e,d,n,o,a,p,s,u),!!m.length&&v}function o(t,e,r,i){for(var n=0,o=0;o<t.length;o++){var a=i[t.charCodeAt(o)];a&&(n+=a.metrics.advance+e)}return n/Math.max(1,Math.ceil(n/r))}function a(t,e,r,i){var n=Math.pow(t-e,2);return i?t<e?n/2:2*n:n+Math.abs(r)*r}function s(t,e){var r=0;return 10===t&&(r-=1e4),40!==t&&65288!==t||(r+=50),41!==e&&65289!==e||(r+=50),r}function l(t,e,r,i,n,o){for(var s=null,l=a(e,r,n,o),u=0,c=i;u<c.length;u+=1){var p=c[u],h=e-p.x,f=a(h,r,n,o)+p.badness;f<=l&&(s=p,l=f)}return{index:t,x:e,priorBreak:s,badness:l}}function u(t){return t?u(t.priorBreak).concat(t.index):[]}function c(t,e,r,i){if(!r)return[];if(!t)return[];for(var n=[],a=o(t,e,r,i),c=0,p=0;p<t.length;p++){var h=t.charCodeAt(p),f=i[h];f&&!x[h]&&(c+=f.metrics.advance+e),p<t.length-1&&(b[h]||v.charAllowsIdeographicBreaking(h))&&n.push(l(p+1,c,a,n,s(h,t.charCodeAt(p+1)),!1))}return u(l(t.length,c,a,n,0,!0))}function p(t){var e=.5,r=.5;switch(t){case"right":case"top-right":case"bottom-right":e=1;break;case"left":case"top-left":case"bottom-left":e=0}switch(t){case"bottom":case"bottom-right":case"bottom-left":r=1;break;case"top":case"top-right":case"top-left":r=0}return{horizontalAlign:e,verticalAlign:r}}function h(t,e,r,i,n,o,a,s,l){for(var u=0,c=-17,h=0,m=t.positionedGlyphs,y="right"===o?1:"left"===o?0:.5,g=0,x=r;g<x.length;g+=1){var b=x[g];if(b=b.trim(),b.length){for(var w=m.length,T=0;T<b.length;T++){var S=b.charCodeAt(T),z=e[S];z&&(v.charHasUprightVerticalOrientation(S)&&a!==_.horizontal?(m.push({glyph:S,x:u,y:0,vertical:!0}),u+=l+s):(m.push({glyph:S,x:u,y:c,vertical:!1}),u+=z.metrics.advance+s))}if(m.length!==w){var A=u-s;h=Math.max(A,h),f(m,e,w,m.length-1,y)}u=0,c+=i}else c+=i}var C=p(n),E=C.horizontalAlign,k=C.verticalAlign;d(m,y,E,k,h,i,r.length);var M=r.length*i;t.top+=-k*M,t.bottom=t.top+M,t.left+=-E*h,t.right=t.left+h}function f(t,e,r,i,n){if(n){var o=e[t[i].glyph];if(o)for(var a=o.metrics.advance,s=(t[i].x+a)*n,l=r;l<=i;l++)t[l].x-=s}}function d(t,e,r,i,n,o,a){for(var s=(e-r)*n,l=(-i*a+.5)*o,u=0;u<t.length;u++)t[u].x+=s,t[u].y+=l}function m(t,e,r){var i=p(r),n=i.horizontalAlign,o=i.verticalAlign,a=e[0],s=e[1],l=a-t.displaySize[0]*n,u=l+t.displaySize[0],c=s-t.displaySize[1]*o;return{image:t,top:c,bottom:c+t.displaySize[1],left:l,right:u}}var v=t("../util/script_detection"),y=t("../util/verticalize_punctuation"),g=t("../source/rtl_text_plugin"),_={horizontal:1,vertical:2};e.exports={shapeText:n,shapeIcon:m,WritingMode:_};var x={};x[9]=!0,x[10]=!0,x[11]=!0,x[12]=!0,x[13]=!0,x[32]=!0;var b={};b[10]=!0,b[32]=!0,b[38]=!0,b[40]=!0,b[41]=!0,b[43]=!0,b[45]=!0,b[47]=!0,b[173]=!0,b[183]=!0,b[8203]=!0,b[8208]=!0,b[8211]=!0,b[8231]=!0},{"../source/rtl_text_plugin":96,"../util/script_detection":218,"../util/verticalize_punctuation":225}],178:[function(t,e,r){"use strict";function i(t,e,r){var i=e;return t.isFeatureConstant?i.uSize:t.isZoomConstant?r.lowerSize/10:o.number(r.lowerSize/10,r.upperSize/10,i.uSizeT)}function n(t,e,r,i){var n={};if(t.isZoomConstant||t.isFeatureConstant)if(t.isFeatureConstant&&!t.isZoomConstant){var o;if("interval"===t.functionType)o=r.getLayoutValue(i?"text-size":"icon-size",{zoom:e.zoom});else{var a="interval"===t.functionType?0:s(e.zoom,t.functionBase,t.coveringZoomRange[0],t.coveringZoomRange[1]),u=t.coveringStopValues[0],c=t.coveringStopValues[1];o=u+(c-u)*l.clamp(a,0,1)}n.uSize=o}else t.isFeatureConstant&&t.isZoomConstant&&(n.uSize=t.layoutSize);else{var p=s(e.zoom,t.functionBase,t.coveringZoomRange[0],t.coveringZoomRange[1]);n.uSizeT=l.clamp(p,0,1)}return n}var o=t("../style-spec/util/interpolate"),a=t("../style-spec/function"),s=a.interpolationFactor,l=t("../util/util");e.exports={evaluateSizeForFeature:i,evaluateSizeForZoom:n}},{"../style-spec/function":112,"../style-spec/util/interpolate":127,"../util/util":223}],179:[function(t,e,r){"use strict";var i=t("../source/rtl_text_plugin");e.exports=function(t,e,r,n){var o=e.getLayoutValue("text-transform",r,n);return"uppercase"===o?t=t.toLocaleUpperCase():"lowercase"===o&&(t=t.toLocaleLowerCase()),i.applyArabicShaping&&(t=i.applyArabicShaping(t)),t}},{"../source/rtl_text_plugin":96}],180:[function(t,e,r){"use strict";var i=t("../util/dom"),n=t("@mapbox/point-geometry"),o={scrollZoom:t("./handler/scroll_zoom"),boxZoom:t("./handler/box_zoom"),dragRotate:t("./handler/drag_rotate"),dragPan:t("./handler/drag_pan"),keyboard:t("./handler/keyboard"),doubleClickZoom:t("./handler/dblclick_zoom"),touchZoomRotate:t("./handler/touch_zoom_rotate")};e.exports=function(t,e){function r(t){y("mouseout",t)}function a(e){t.stop(),w=i.mousePos(_,e),y("mousedown",e),b=!0}function s(e){var r=t.dragRotate&&t.dragRotate.isActive();x&&!r&&y("contextmenu",x),x=null,b=!1,y("mouseup",e)}function l(e){if(!(t.dragPan&&t.dragPan.isActive()||t.dragRotate&&t.dragRotate.isActive())){for(var r=e.toElement||e.target;r&&r!==_;)r=r.parentNode;r===_&&y("mousemove",e)}}function u(e){t.stop(),g("touchstart",e),!e.touches||e.touches.length>1||(T?(clearTimeout(T),T=null,y("dblclick",e)):T=setTimeout(f,300))}function c(t){g("touchmove",t)}function p(t){g("touchend",t)}function h(t){g("touchcancel",t)}function f(){T=null}function d(t){i.mousePos(_,t).equals(w)&&y("click",t)}function m(t){y("dblclick",t),t.preventDefault()}function v(e){var r=t.dragRotate&&t.dragRotate.isActive();b||r?b&&(x=e):y("contextmenu",e),e.preventDefault()}function y(e,r){var n=i.mousePos(_,r);return t.fire(e,{lngLat:t.unproject(n),point:n,originalEvent:r})}function g(e,r){var o=i.touchPos(_,r),a=o.reduce(function(t,e,r,i){return t.add(e.div(i.length))},new n(0,0));return t.fire(e,{lngLat:t.unproject(a),point:a,lngLats:o.map(function(e){return t.unproject(e)},this),points:o,originalEvent:r})}var _=t.getCanvasContainer(),x=null,b=!1,w=null,T=null;for(var S in o)t[S]=new o[S](t,e),e.interactive&&e[S]&&t[S].enable(e[S]);_.addEventListener("mouseout",r,!1),_.addEventListener("mousedown",a,!1),_.addEventListener("mouseup",s,!1),_.addEventListener("mousemove",l,!1),_.addEventListener("touchstart",u,!1),_.addEventListener("touchend",p,!1),_.addEventListener("touchmove",c,!1),_.addEventListener("touchcancel",h,!1),_.addEventListener("click",d,!1),_.addEventListener("dblclick",m,!1),_.addEventListener("contextmenu",v,!1)}},{"../util/dom":209,"./handler/box_zoom":189,"./handler/dblclick_zoom":190,"./handler/drag_pan":191,"./handler/drag_rotate":192,"./handler/keyboard":193,"./handler/scroll_zoom":194,"./handler/touch_zoom_rotate":195,"@mapbox/point-geometry":2}],181:[function(t,e,r){"use strict";var i=t("../util/util"),n=t("../style-spec/util/interpolate"),o=t("../util/browser"),a=t("../geo/lng_lat"),s=t("../geo/lng_lat_bounds"),l=t("@mapbox/point-geometry"),u=t("../util/evented"),c=function(t){function e(e,r){t.call(this),this.moving=!1,this.transform=e,this._bearingSnap=r.bearingSnap}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype.getCenter=function(){return this.transform.center},e.prototype.setCenter=function(t,e){return this.jumpTo({center:t},e)},e.prototype.panBy=function(t,e,r){return t=l.convert(t).mult(-1),this.panTo(this.transform.center,i.extend({offset:t},e),r)},e.prototype.panTo=function(t,e,r){return this.easeTo(i.extend({center:t},e),r)},e.prototype.getZoom=function(){return this.transform.zoom},e.prototype.setZoom=function(t,e){return this.jumpTo({zoom:t},e),this},e.prototype.zoomTo=function(t,e,r){return this.easeTo(i.extend({zoom:t},e),r)},e.prototype.zoomIn=function(t,e){return this.zoomTo(this.getZoom()+1,t,e),this},e.prototype.zoomOut=function(t,e){return this.zoomTo(this.getZoom()-1,t,e),this},e.prototype.getBearing=function(){return this.transform.bearing},e.prototype.setBearing=function(t,e){return this.jumpTo({bearing:t},e),this},e.prototype.rotateTo=function(t,e,r){return this.easeTo(i.extend({bearing:t},e),r)},e.prototype.resetNorth=function(t,e){return this.rotateTo(0,i.extend({duration:1e3},t),e),this},e.prototype.snapToNorth=function(t,e){return Math.abs(this.getBearing())<this._bearingSnap?this.resetNorth(t,e):this},e.prototype.getPitch=function(){return this.transform.pitch},e.prototype.setPitch=function(t,e){return this.jumpTo({pitch:t},e),this},e.prototype.fitBounds=function(t,e,r){if(e=i.extend({padding:{top:0,bottom:0,right:0,left:0},offset:[0,0],maxZoom:this.transform.maxZoom},e),"number"==typeof e.padding){var n=e.padding;e.padding={top:n,bottom:n,right:n,left:n}}if(!i.deepEqual(Object.keys(e.padding).sort(function(t,e){return t<e?-1:t>e?1:0}),["bottom","left","right","top"]))return i.warnOnce("options.padding must be a positive number, or an Object with keys 'bottom', 'left', 'right', 'top'"),this;t=s.convert(t);var o=[e.padding.left-e.padding.right,e.padding.top-e.padding.bottom],a=Math.min(e.padding.right,e.padding.left),u=Math.min(e.padding.top,e.padding.bottom);e.offset=[e.offset[0]+o[0],e.offset[1]+o[1]];var c=l.convert(e.offset),p=this.transform,h=p.project(t.getNorthWest()),f=p.project(t.getSouthEast()),d=f.sub(h),m=(p.width-2*a-2*Math.abs(c.x))/d.x,v=(p.height-2*u-2*Math.abs(c.y))/d.y;return v<0||m<0?(i.warnOnce("Map cannot fit within canvas with the given bounds, padding, and/or offset."),this):(e.center=p.unproject(h.add(f).div(2)),e.zoom=Math.min(p.scaleZoom(p.scale*Math.min(m,v)),e.maxZoom),e.bearing=0,e.linear?this.easeTo(e,r):this.flyTo(e,r))},e.prototype.jumpTo=function(t,e){this.stop();var r=this.transform,i=!1,n=!1,o=!1;return"zoom"in t&&r.zoom!==+t.zoom&&(i=!0,r.zoom=+t.zoom),void 0!==t.center&&(r.center=a.convert(t.center)),"bearing"in t&&r.bearing!==+t.bearing&&(n=!0,r.bearing=+t.bearing),"pitch"in t&&r.pitch!==+t.pitch&&(o=!0,r.pitch=+t.pitch),this.fire("movestart",e).fire("move",e),i&&this.fire("zoomstart",e).fire("zoom",e).fire("zoomend",e),n&&this.fire("rotate",e),o&&this.fire("pitchstart",e).fire("pitch",e).fire("pitchend",e),this.fire("moveend",e)},e.prototype.easeTo=function(t,e){var r=this;this.stop(),t=i.extend({offset:[0,0],duration:500,easing:i.ease},t),!1===t.animate&&(t.duration=0),t.smoothEasing&&0!==t.duration&&(t.easing=this._smoothOutEasing(t.duration));var o=this.transform,s=this.getZoom(),u=this.getBearing(),c=this.getPitch(),p="zoom"in t?+t.zoom:s,h="bearing"in t?this._normalizeBearing(t.bearing,u):u,f="pitch"in t?+t.pitch:c,d=o.centerPoint.add(l.convert(t.offset)),m=o.pointLocation(d),v=a.convert(t.center||m);this._normalizeCenter(v);var y,g,_=o.project(m),x=o.project(v).sub(_),b=o.zoomScale(p-s);return t.around&&(y=a.convert(t.around),g=o.locationPoint(y)),this.zooming=p!==s,this.rotating=u!==h,this.pitching=f!==c,this._prepareEase(e,t.noMoveStart),clearTimeout(this._onEaseEnd),this._ease(function(t){if(this.zooming&&(o.zoom=n(s,p,t)),this.rotating&&(o.bearing=n(u,h,t)),this.pitching&&(o.pitch=n(c,f,t)),y)o.setLocationAtPoint(y,g);else{var r=o.zoomScale(o.zoom-s),i=p>s?Math.min(2,b):Math.max(.5,b),a=Math.pow(i,1-t),l=o.unproject(_.add(x.mult(t*a)).mult(r));o.setLocationAtPoint(o.renderWorldCopies?l.wrap():l,d)}this._fireMoveEvents(e)},function(){t.delayEndEvents?r._onEaseEnd=setTimeout(function(){return r._easeToEnd(e)},t.delayEndEvents):r._easeToEnd(e)},t),this},e.prototype._prepareEase=function(t,e){this.moving=!0,e||this.fire("movestart",t),this.zooming&&this.fire("zoomstart",t),this.pitching&&this.fire("pitchstart",t)},e.prototype._fireMoveEvents=function(t){this.fire("move",t),this.zooming&&this.fire("zoom",t),this.rotating&&this.fire("rotate",t),this.pitching&&this.fire("pitch",t)},e.prototype._easeToEnd=function(t){var e=this.zooming,r=this.pitching;this.moving=!1,this.zooming=!1,this.rotating=!1,this.pitching=!1,e&&this.fire("zoomend",t),r&&this.fire("pitchend",t),this.fire("moveend",t)},e.prototype.flyTo=function(t,e){function r(t){var e=(A*A-z*z+(t?-1:1)*M*M*C*C)/(2*(t?A:z)*M*C);return Math.log(Math.sqrt(e*e+1)-e)}function o(t){return(Math.exp(t)-Math.exp(-t))/2}function s(t){return(Math.exp(t)+Math.exp(-t))/2}function u(t){return o(t)/s(t)}var c=this;this.stop(),t=i.extend({offset:[0,0],speed:1.2,curve:1.42,easing:i.ease},t);var p=this.transform,h=this.getZoom(),f=this.getBearing(),d=this.getPitch(),m="zoom"in t?i.clamp(+t.zoom,p.minZoom,p.maxZoom):h,v="bearing"in t?this._normalizeBearing(t.bearing,f):f,y="pitch"in t?+t.pitch:d,g=p.zoomScale(m-h),_=p.centerPoint.add(l.convert(t.offset)),x=p.pointLocation(_),b=a.convert(t.center||x);this._normalizeCenter(b);var w=p.project(x),T=p.project(b).sub(w),S=t.curve,z=Math.max(p.width,p.height),A=z/g,C=T.mag();if("minZoom"in t){var E=i.clamp(Math.min(t.minZoom,h,m),p.minZoom,p.maxZoom),k=z/p.zoomScale(E-h);S=Math.sqrt(k/C*2)}var M=S*S,L=r(0),I=function(t){return s(L)/s(L+S*t)},P=function(t){return z*((s(L)*u(L+S*t)-o(L))/M)/C},R=(r(1)-L)/S;if(Math.abs(C)<1e-6||isNaN(R)){if(Math.abs(z-A)<1e-6)return this.easeTo(t,e);var D=A<z?-1:1;R=Math.abs(Math.log(A/z))/S,P=function(){return 0},I=function(t){return Math.exp(D*S*t)}}if("duration"in t)t.duration=+t.duration;else{var O="screenSpeed"in t?+t.screenSpeed/S:+t.speed;t.duration=1e3*R/O}return this.zooming=!0,this.rotating=f!==v,this.pitching=y!==d,this._prepareEase(e,!1),this._ease(function(t){var r=t*R,i=1/I(r);p.zoom=h+p.scaleZoom(i),this.rotating&&(p.bearing=n(f,v,t)),this.pitching&&(p.pitch=n(d,y,t));var o=p.unproject(w.add(T.mult(P(r))).mult(i));p.setLocationAtPoint(p.renderWorldCopies?o.wrap():o,_),this._fireMoveEvents(e)},function(){return c._easeToEnd(e)},t),this},e.prototype.isEasing=function(){return!!this._abortFn},e.prototype.isMoving=function(){return this.moving},e.prototype.stop=function(){return this._abortFn&&(this._abortFn(),this._finishEase()),this},e.prototype._ease=function(t,e,r){this._finishFn=e,this._abortFn=o.timed(function(e){t.call(this,r.easing(e)),1===e&&this._finishEase()},!1===r.animate?0:r.duration,this)},e.prototype._finishEase=function(){delete this._abortFn;var t=this._finishFn;delete this._finishFn,t.call(this)},e.prototype._normalizeBearing=function(t,e){t=i.wrap(t,-180,180);var r=Math.abs(t-e);return Math.abs(t-360-e)<r&&(t-=360),Math.abs(t+360-e)<r&&(t+=360),t},e.prototype._normalizeCenter=function(t){var e=this.transform;if(e.renderWorldCopies&&!e.lngRange){var r=t.lng-e.center.lng;t.lng+=r>180?-360:r<-180?360:0}},e.prototype._smoothOutEasing=function(t){var e=i.ease;if(this._prevEase){var r=this._prevEase,n=(Date.now()-r.start)/r.duration,o=r.easing(n+.01)-r.easing(n),a=.27/Math.sqrt(o*o+1e-4)*.01,s=Math.sqrt(.0729-a*a);e=i.bezier(a,s,.25,1)}return this._prevEase={start:(new Date).getTime(),duration:t,easing:e},e},e}(u);e.exports=c},{"../geo/lng_lat":58,"../geo/lng_lat_bounds":59,"../style-spec/util/interpolate":127,"../util/browser":202,"../util/evented":210,"../util/util":223,"@mapbox/point-geometry":2}],182:[function(t,e,r){"use strict";var i=t("../../util/dom"),n=t("../../util/util"),o=t("../../util/config"),a=function(t){this.options=t,n.bindAll(["_updateEditLink","_updateData","_updateCompact"],this)};a.prototype.getDefaultPosition=function(){return"bottom-right"},a.prototype.onAdd=function(t){var e=this.options&&this.options.compact;return this._map=t,this._container=i.create("div","mapboxgl-ctrl mapboxgl-ctrl-attrib"),e&&this._container.classList.add("mapboxgl-compact"),this._updateAttributions(),this._updateEditLink(),this._map.on("sourcedata",this._updateData),this._map.on("moveend",this._updateEditLink),void 0===e&&(this._map.on("resize",this._updateCompact),this._updateCompact()),this._container},a.prototype.onRemove=function(){i.remove(this._container),this._map.off("sourcedata",this._updateData),this._map.off("moveend",this._updateEditLink),this._map.off("resize",this._updateCompact),this._map=void 0},a.prototype._updateEditLink=function(){var t=this._editLink;t||(t=this._editLink=this._container.querySelector(".mapbox-improve-map"));var e=[{key:"owner",value:this.styleOwner},{key:"id",value:this.styleId},{key:"access_token",value:o.ACCESS_TOKEN}];if(t){var r=e.reduce(function(t,r,i){return r.value&&(t+=r.key+"="+r.value+(i<e.length-1?"&":"")),t},"?");t.href="https://www.mapbox.com/feedback/"+r+(this._map._hash?this._map._hash.getHashString(!0):"")}},a.prototype._updateData=function(t){t&&"metadata"===t.sourceDataType&&(this._updateAttributions(),this._updateEditLink())},a.prototype._updateAttributions=function(){if(this._map.style){var t=[];if(this._map.style.stylesheet){var e=this._map.style.stylesheet;this.styleOwner=e.owner,this.styleId=e.id}var r=this._map.style.sourceCaches;for(var i in r){var n=r[i].getSource();n.attribution&&t.indexOf(n.attribution)<0&&t.push(n.attribution)}t.sort(function(t,e){return t.length-e.length}),t=t.filter(function(e,r){for(var i=r+1;i<t.length;i++)if(t[i].indexOf(e)>=0)return!1;return!0}),this._container.innerHTML=t.join(" | "),this._editLink=null}},a.prototype._updateCompact=function(){this._map.getCanvasContainer().offsetWidth<=640?this._container.classList.add("mapboxgl-compact"):this._container.classList.remove("mapboxgl-compact")},e.exports=a},{"../../util/config":206,"../../util/dom":209,"../../util/util":223}],183:[function(t,e,r){"use strict";var i=t("../../util/dom"),n=t("../../util/util"),o=t("../../util/window"),a=function(){this._fullscreen=!1,n.bindAll(["_onClickFullscreen","_changeIcon"],this),"onfullscreenchange"in o.document?this._fullscreenchange="fullscreenchange":"onmozfullscreenchange"in o.document?this._fullscreenchange="mozfullscreenchange":"onwebkitfullscreenchange"in o.document?this._fullscreenchange="webkitfullscreenchange":"onmsfullscreenchange"in o.document&&(this._fullscreenchange="MSFullscreenChange"),this._className="mapboxgl-ctrl"};a.prototype.onAdd=function(t){return this._map=t,this._mapContainer=this._map.getContainer(),this._container=i.create("div",this._className+" mapboxgl-ctrl-group"),this._checkFullscreenSupport()?this._setupUI():(this._container.style.display="none",n.warnOnce("This device does not support fullscreen mode.")),this._container},a.prototype.onRemove=function(){i.remove(this._container),this._map=null,o.document.removeEventListener(this._fullscreenchange,this._changeIcon)},a.prototype._checkFullscreenSupport=function(){return!!(o.document.fullscreenEnabled||o.document.mozFullScreenEnabled||o.document.msFullscreenEnabled||o.document.webkitFullscreenEnabled)},a.prototype._setupUI=function(){var t=this._fullscreenButton=i.create("button",this._className+"-icon "+this._className+"-fullscreen",this._container);t.setAttribute("aria-label","Toggle fullscreen"),t.type="button",this._fullscreenButton.addEventListener("click",this._onClickFullscreen),o.document.addEventListener(this._fullscreenchange,this._changeIcon)},a.prototype._isFullscreen=function(){return this._fullscreen},a.prototype._changeIcon=function(){(o.document.fullscreenElement||o.document.mozFullScreenElement||o.document.webkitFullscreenElement||o.document.msFullscreenElement)===this._mapContainer!==this._fullscreen&&(this._fullscreen=!this._fullscreen,this._fullscreenButton.classList.toggle(this._className+"-shrink"),this._fullscreenButton.classList.toggle(this._className+"-fullscreen"))},a.prototype._onClickFullscreen=function(){this._isFullscreen()?o.document.exitFullscreen?o.document.exitFullscreen():o.document.mozCancelFullScreen?o.document.mozCancelFullScreen():o.document.msExitFullscreen?o.document.msExitFullscreen():o.document.webkitCancelFullScreen&&o.document.webkitCancelFullScreen():this._mapContainer.requestFullscreen?this._mapContainer.requestFullscreen():this._mapContainer.mozRequestFullScreen?this._mapContainer.mozRequestFullScreen():this._mapContainer.msRequestFullscreen?this._mapContainer.msRequestFullscreen():this._mapContainer.webkitRequestFullscreen&&this._mapContainer.webkitRequestFullscreen()},e.exports=a},{"../../util/dom":209,"../../util/util":223,"../../util/window":204}],184:[function(t,e,r){"use strict";function i(t){void 0!==n?t(n):void 0!==s.navigator.permissions?s.navigator.permissions.query({name:"geolocation"}).then(function(e){n="denied"!==e.state,t(n)}):(n=!!s.navigator.geolocation,t(n))}var n,o=t("../../util/evented"),a=t("../../util/dom"),s=t("../../util/window"),l=t("../../util/util"),u=t("../../geo/lng_lat"),c=t("../marker"),p={positionOptions:{enableHighAccuracy:!1,timeout:6e3},fitBoundsOptions:{maxZoom:15},trackUserLocation:!1,showUserLocation:!0},h=function(t){function e(e){t.call(this),this.options=l.extend({},p,e),l.bindAll(["_onSuccess","_onError","_finish","_setupUI","_updateCamera","_updateMarker","_onClickGeolocate"],this)}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype.onAdd=function(t){return this._map=t,this._container=a.create("div","mapboxgl-ctrl mapboxgl-ctrl-group"),i(this._setupUI),this._container},e.prototype.onRemove=function(){void 0!==this._geolocationWatchID&&(s.navigator.geolocation.clearWatch(this._geolocationWatchID),this._geolocationWatchID=void 0),this.options.showUserLocation&&this._userLocationDotMarker.remove(),a.remove(this._container),this._map=void 0},e.prototype._onSuccess=function(t){if(this.options.trackUserLocation)switch(this._lastKnownPosition=t,this._watchState){case"WAITING_ACTIVE":case"ACTIVE_LOCK":case"ACTIVE_ERROR":this._watchState="ACTIVE_LOCK",this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-waiting"),this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-active-error"),this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-active");break;case"BACKGROUND":case"BACKGROUND_ERROR":this._watchState="BACKGROUND",this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-waiting"),this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-background-error"),this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-background")}this.options.showUserLocation&&"OFF"!==this._watchState&&this._updateMarker(t),this.options.trackUserLocation&&"ACTIVE_LOCK"!==this._watchState||this._updateCamera(t),this.options.showUserLocation&&this._dotElement.classList.remove("mapboxgl-user-location-dot-stale"),this.fire("geolocate",t),this._finish()},e.prototype._updateCamera=function(t){var e=new u(t.coords.longitude,t.coords.latitude),r=t.coords.accuracy;this._map.fitBounds(e.toBounds(r),this.options.fitBoundsOptions,{geolocateSource:!0})},e.prototype._updateMarker=function(t){t?this._userLocationDotMarker.setLngLat([t.coords.longitude,t.coords.latitude]).addTo(this._map):this._userLocationDotMarker.remove()},e.prototype._onError=function(t){if(this.options.trackUserLocation)if(1===t.code)this._watchState="OFF",this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-waiting"),this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-active"),this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-active-error"),this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-background"),this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-background-error"),void 0!==this._geolocationWatchID&&this._clearWatch();else switch(this._watchState){case"WAITING_ACTIVE":this._watchState="ACTIVE_ERROR",this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-active"),this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-active-error");break;case"ACTIVE_LOCK":this._watchState="ACTIVE_ERROR",this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-active"),this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-active-error"),this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-waiting");break;case"BACKGROUND":this._watchState="BACKGROUND_ERROR",this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-background"),this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-background-error"),this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-waiting")}"OFF"!==this._watchState&&this.options.showUserLocation&&this._dotElement.classList.add("mapboxgl-user-location-dot-stale"),this.fire("error",t),this._finish()},e.prototype._finish=function(){this._timeoutId&&clearTimeout(this._timeoutId),this._timeoutId=void 0},e.prototype._setupUI=function(t){var e=this;!1!==t&&(this._container.addEventListener("contextmenu",function(t){return t.preventDefault()}),this._geolocateButton=a.create("button","mapboxgl-ctrl-icon mapboxgl-ctrl-geolocate",this._container),this._geolocateButton.type="button",this._geolocateButton.setAttribute("aria-label","Geolocate"),this.options.trackUserLocation&&(this._geolocateButton.setAttribute("aria-pressed","false"),this._watchState="OFF"),this.options.showUserLocation&&(this._dotElement=a.create("div","mapboxgl-user-location-dot"),this._userLocationDotMarker=new c(this._dotElement),this.options.trackUserLocation&&(this._watchState="OFF")),this._geolocateButton.addEventListener("click",this._onClickGeolocate.bind(this)),this.options.trackUserLocation&&this._map.on("movestart",function(t){t.geolocateSource||"ACTIVE_LOCK"!==e._watchState||(e._watchState="BACKGROUND",e._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-background"),e._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-active"),e.fire("trackuserlocationend"))}))},e.prototype._onClickGeolocate=function(){if(this.options.trackUserLocation){switch(this._watchState){case"OFF":this._watchState="WAITING_ACTIVE",this.fire("trackuserlocationstart");break;case"WAITING_ACTIVE":case"ACTIVE_LOCK":case"ACTIVE_ERROR":case"BACKGROUND_ERROR":this._watchState="OFF",this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-waiting"),this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-active"),this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-active-error"),this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-background"),this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-background-error"),this.fire("trackuserlocationend");break;case"BACKGROUND":this._watchState="ACTIVE_LOCK",this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-background"),this._lastKnownPosition&&this._updateCamera(this._lastKnownPosition),this.fire("trackuserlocationstart")}switch(this._watchState){case"WAITING_ACTIVE":this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-waiting"),this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-active");break;case"ACTIVE_LOCK":this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-active");break;case"ACTIVE_ERROR":this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-waiting"),this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-active-error");break;case"BACKGROUND":this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-background");break;case"BACKGROUND_ERROR":this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-waiting"),this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-background-error")}"OFF"===this._watchState&&void 0!==this._geolocationWatchID?this._clearWatch():void 0===this._geolocationWatchID&&(this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-waiting"),this._geolocateButton.setAttribute("aria-pressed","true"),this._geolocationWatchID=s.navigator.geolocation.watchPosition(this._onSuccess,this._onError,this.options.positionOptions))}else s.navigator.geolocation.getCurrentPosition(this._onSuccess,this._onError,this.options.positionOptions),this._timeoutId=setTimeout(this._finish,1e4)},e.prototype._clearWatch=function(){s.navigator.geolocation.clearWatch(this._geolocationWatchID),this._geolocationWatchID=void 0,this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-waiting"),this._geolocateButton.setAttribute("aria-pressed","false"),this.options.showUserLocation&&this._updateMarker(null)},e}(o);e.exports=h},{"../../geo/lng_lat":58,"../../util/dom":209,"../../util/evented":210,"../../util/util":223,"../../util/window":204,"../marker":198}],185:[function(t,e,r){"use strict";var i=t("../../util/dom"),n=t("../../util/util"),o=function(){n.bindAll(["_updateLogo"],this)};o.prototype.onAdd=function(t){this._map=t,this._container=i.create("div","mapboxgl-ctrl");var e=i.create("a","mapboxgl-ctrl-logo");return e.target="_blank",e.href="https://www.mapbox.com/",e.setAttribute("aria-label","Mapbox logo"),this._container.appendChild(e),this._container.style.display="none",this._map.on("sourcedata",this._updateLogo),this._updateLogo(),this._container},o.prototype.onRemove=function(){i.remove(this._container),this._map.off("sourcedata",this._updateLogo)},o.prototype.getDefaultPosition=function(){return"bottom-left"},o.prototype._updateLogo=function(t){t&&"metadata"!==t.sourceDataType||(this._container.style.display=this._logoRequired()?"block":"none")},o.prototype._logoRequired=function(){if(this._map.style){var t=this._map.style.sourceCaches;for(var e in t)if(t[e].getSource().mapbox_logo)return!0;return!1}},e.exports=o},{"../../util/dom":209,"../../util/util":223}],186:[function(t,e,r){"use strict";var i=t("../../util/dom"),n=t("../../util/util"),o=t("../handler/drag_rotate"),a=function(){var t=this;n.bindAll(["_rotateCompassArrow"],this),this._container=i.create("div","mapboxgl-ctrl mapboxgl-ctrl-group"),this._container.addEventListener("contextmenu",function(t){return t.preventDefault()}),this._zoomInButton=this._createButton("mapboxgl-ctrl-icon mapboxgl-ctrl-zoom-in","Zoom In",function(){return t._map.zoomIn()}),this._zoomOutButton=this._createButton("mapboxgl-ctrl-icon mapboxgl-ctrl-zoom-out","Zoom Out",function(){return t._map.zoomOut()}),this._compass=this._createButton("mapboxgl-ctrl-icon mapboxgl-ctrl-compass","Reset North",function(){return t._map.resetNorth()}),this._compassArrow=i.create("span","mapboxgl-ctrl-compass-arrow",this._compass)};a.prototype._rotateCompassArrow=function(){var t="rotate("+this._map.transform.angle*(180/Math.PI)+"deg)";this._compassArrow.style.transform=t},a.prototype.onAdd=function(t){return this._map=t,this._map.on("rotate",this._rotateCompassArrow),this._rotateCompassArrow(),this._handler=new o(t,{button:"left",element:this._compass,pitchWithRotate:!1}),this._handler.enable(),this._container},a.prototype.onRemove=function(){i.remove(this._container),this._map.off("rotate",this._rotateCompassArrow),delete this._map,this._handler.disable(),delete this._handler},a.prototype._createButton=function(t,e,r){var n=i.create("button",t,this._container);return n.type="button",n.setAttribute("aria-label",e),n.addEventListener("click",r),n},e.exports=a},{"../../util/dom":209,"../../util/util":223,"../handler/drag_rotate":192}],187:[function(t,e,r){"use strict";function i(t,e,r){var i=r&&r.maxWidth||100,a=t._container.clientHeight/2,s=o(t.unproject([0,a]),t.unproject([i,a]));if(r&&"imperial"===r.unit){var l=3.2808*s;l>5280?n(e,i,l/5280,"mi"):n(e,i,l,"ft")}else if(r&&"nautical"===r.unit){var u=s/1852;n(e,i,u,"nm")}else n(e,i,s,"m")}function n(t,e,r,i){var n=a(r),o=n/r;"m"===i&&n>=1e3&&(n/=1e3,i="km"),t.style.width=e*o+"px",t.innerHTML=n+i}function o(t,e){var r=Math.PI/180,i=t.lat*r,n=e.lat*r,o=Math.sin(i)*Math.sin(n)+Math.cos(i)*Math.cos(n)*Math.cos((e.lng-t.lng)*r);return 6371e3*Math.acos(Math.min(o,1))}function a(t){var e=Math.pow(10,(""+Math.floor(t)).length-1),r=t/e;return r=r>=10?10:r>=5?5:r>=3?3:r>=2?2:1,e*r}var s=t("../../util/dom"),l=t("../../util/util"),u=function(t){this.options=t,l.bindAll(["_onMove"],this)};u.prototype.getDefaultPosition=function(){return"bottom-left"},u.prototype._onMove=function(){i(this._map,this._container,this.options)},u.prototype.onAdd=function(t){return this._map=t,this._container=s.create("div","mapboxgl-ctrl mapboxgl-ctrl-scale",t.getContainer()),this._map.on("move",this._onMove),this._onMove(),this._container},u.prototype.onRemove=function(){s.remove(this._container),this._map.off("move",this._onMove),this._map=void 0},e.exports=u},{"../../util/dom":209,"../../util/util":223}],188:[function(t,e,r){"use strict"},{}],189:[function(t,e,r){"use strict";var i=t("../../util/dom"),n=t("../../geo/lng_lat_bounds"),o=t("../../util/util"),a=t("../../util/window"),s=function(t){this._map=t,this._el=t.getCanvasContainer(),this._container=t.getContainer(),o.bindAll(["_onMouseDown","_onMouseMove","_onMouseUp","_onKeyDown"],this)};s.prototype.isEnabled=function(){return!!this._enabled},s.prototype.isActive=function(){return!!this._active},s.prototype.enable=function(){this.isEnabled()||(this._map.dragPan&&this._map.dragPan.disable(),this._el.addEventListener("mousedown",this._onMouseDown,!1),this._map.dragPan&&this._map.dragPan.enable(),this._enabled=!0)},s.prototype.disable=function(){this.isEnabled()&&(this._el.removeEventListener("mousedown",this._onMouseDown),this._enabled=!1)},s.prototype._onMouseDown=function(t){t.shiftKey&&0===t.button&&(a.document.addEventListener("mousemove",this._onMouseMove,!1),a.document.addEventListener("keydown",this._onKeyDown,!1),a.document.addEventListener("mouseup",this._onMouseUp,!1),i.disableDrag(),this._startPos=i.mousePos(this._el,t),this._active=!0)},s.prototype._onMouseMove=function(t){var e=this._startPos,r=i.mousePos(this._el,t);this._box||(this._box=i.create("div","mapboxgl-boxzoom",this._container),this._container.classList.add("mapboxgl-crosshair"),this._fireEvent("boxzoomstart",t));var n=Math.min(e.x,r.x),o=Math.max(e.x,r.x),a=Math.min(e.y,r.y),s=Math.max(e.y,r.y);i.setTransform(this._box,"translate("+n+"px,"+a+"px)"),this._box.style.width=o-n+"px",this._box.style.height=s-a+"px"},s.prototype._onMouseUp=function(t){if(0===t.button){var e=this._startPos,r=i.mousePos(this._el,t),o=(new n).extend(this._map.unproject(e)).extend(this._map.unproject(r));this._finish(),e.x===r.x&&e.y===r.y?this._fireEvent("boxzoomcancel",t):this._map.fitBounds(o,{linear:!0}).fire("boxzoomend",{originalEvent:t,boxZoomBounds:o})}},s.prototype._onKeyDown=function(t){27===t.keyCode&&(this._finish(),this._fireEvent("boxzoomcancel",t))},s.prototype._finish=function(){this._active=!1,a.document.removeEventListener("mousemove",this._onMouseMove,!1),a.document.removeEventListener("keydown",this._onKeyDown,!1),a.document.removeEventListener("mouseup",this._onMouseUp,!1),this._container.classList.remove("mapboxgl-crosshair"),this._box&&(i.remove(this._box),this._box=null),i.enableDrag()},s.prototype._fireEvent=function(t,e){return this._map.fire(t,{originalEvent:e})},e.exports=s},{"../../geo/lng_lat_bounds":59,"../../util/dom":209,"../../util/util":223,"../../util/window":204}],190:[function(t,e,r){"use strict";var i=t("../../util/util"),n=function(t){this._map=t,i.bindAll(["_onDblClick"],this)};n.prototype.isEnabled=function(){return!!this._enabled},n.prototype.enable=function(){this.isEnabled()||(this._map.on("dblclick",this._onDblClick),this._enabled=!0)},n.prototype.disable=function(){this.isEnabled()&&(this._map.off("dblclick",this._onDblClick),this._enabled=!1)},n.prototype._onDblClick=function(t){this._map.zoomTo(this._map.getZoom()+(t.originalEvent.shiftKey?-1:1),{around:t.lngLat},t)},e.exports=n},{"../../util/util":223}],191:[function(t,e,r){"use strict";var i=t("../../util/dom"),n=t("../../util/util"),o=t("../../util/window"),a=n.bezier(0,0,.3,1),s=function(t){this._map=t,this._el=t.getCanvasContainer(),n.bindAll(["_onDown","_onMove","_onUp","_onTouchEnd","_onMouseUp"],this)};s.prototype.isEnabled=function(){return!!this._enabled},s.prototype.isActive=function(){return!!this._active},s.prototype.enable=function(){this.isEnabled()||(this._el.classList.add("mapboxgl-touch-drag-pan"),this._el.addEventListener("mousedown",this._onDown),this._el.addEventListener("touchstart",this._onDown),this._enabled=!0)},s.prototype.disable=function(){this.isEnabled()&&(this._el.classList.remove("mapboxgl-touch-drag-pan"),this._el.removeEventListener("mousedown",this._onDown),this._el.removeEventListener("touchstart",this._onDown),this._enabled=!1)},s.prototype._onDown=function(t){this._ignoreEvent(t)||this.isActive()||(t.touches?(o.document.addEventListener("touchmove",this._onMove),o.document.addEventListener("touchend",this._onTouchEnd)):(o.document.addEventListener("mousemove",this._onMove),o.document.addEventListener("mouseup",this._onMouseUp)),o.addEventListener("blur",this._onMouseUp),this._active=!1,this._startPos=this._pos=i.mousePos(this._el,t),this._inertia=[[Date.now(),this._pos]])},s.prototype._onMove=function(t){if(!this._ignoreEvent(t)){this.isActive()||(this._active=!0,this._map.moving=!0,this._fireEvent("dragstart",t),this._fireEvent("movestart",t));var e=i.mousePos(this._el,t),r=this._map;r.stop(),this._drainInertiaBuffer(),this._inertia.push([Date.now(),e]),r.transform.setLocationAtPoint(r.transform.pointLocation(this._pos),e),this._fireEvent("drag",t),this._fireEvent("move",t),this._pos=e,t.preventDefault()}},s.prototype._onUp=function(t){var e=this;if(this.isActive()){this._active=!1,this._fireEvent("dragend",t),this._drainInertiaBuffer();var r=function(){e._map.moving=!1,e._fireEvent("moveend",t)},i=this._inertia;if(i.length<2)return void r();var n=i[i.length-1],o=i[0],s=n[1].sub(o[1]),l=(n[0]-o[0])/1e3;if(0===l||n[1].equals(o[1]))return void r();var u=s.mult(.3/l),c=u.mag();c>1400&&(c=1400,u._unit()._mult(c));var p=c/750,h=u.mult(-p/2);this._map.panBy(h,{duration:1e3*p,easing:a,noMoveStart:!0},{originalEvent:t})}},s.prototype._onMouseUp=function(t){this._ignoreEvent(t)||(this._onUp(t),o.document.removeEventListener("mousemove",this._onMove),o.document.removeEventListener("mouseup",this._onMouseUp),o.removeEventListener("blur",this._onMouseUp))},s.prototype._onTouchEnd=function(t){this._ignoreEvent(t)||(this._onUp(t),o.document.removeEventListener("touchmove",this._onMove),o.document.removeEventListener("touchend",this._onTouchEnd))},s.prototype._fireEvent=function(t,e){return this._map.fire(t,{originalEvent:e})},s.prototype._ignoreEvent=function(t){var e=this._map;return!(!e.boxZoom||!e.boxZoom.isActive())||!(!e.dragRotate||!e.dragRotate.isActive())||(t.touches?t.touches.length>1:!!t.ctrlKey||"mousemove"!==t.type&&t.button&&0!==t.button)},s.prototype._drainInertiaBuffer=function(){for(var t=this._inertia,e=Date.now();t.length>0&&e-t[0][0]>160;)t.shift()},e.exports=s},{"../../util/dom":209,"../../util/util":223,"../../util/window":204}],192:[function(t,e,r){"use strict";var i=t("../../util/dom"),n=t("../../util/util"),o=t("../../util/window"),a=n.bezier(0,0,.25,1),s=function(t,e){this._map=t,this._el=e.element||t.getCanvasContainer(),this._button=e.button||"right",this._bearingSnap=e.bearingSnap||0,this._pitchWithRotate=!1!==e.pitchWithRotate,n.bindAll(["_onDown","_onMove","_onUp"],this)};s.prototype.isEnabled=function(){return!!this._enabled},s.prototype.isActive=function(){return!!this._active},s.prototype.enable=function(){this.isEnabled()||(this._el.addEventListener("mousedown",this._onDown),this._enabled=!0)},s.prototype.disable=function(){this.isEnabled()&&(this._el.removeEventListener("mousedown",this._onDown),this._enabled=!1)},s.prototype._onDown=function(t){if(!(this._map.boxZoom&&this._map.boxZoom.isActive()||this._map.dragPan&&this._map.dragPan.isActive()||this.isActive())){if("right"===this._button){var e=t.ctrlKey?0:2,r=t.button;if(void 0!==o.InstallTrigger&&2===t.button&&t.ctrlKey&&o.navigator.platform.toUpperCase().indexOf("MAC")>=0&&(r=0),r!==e)return}else if(t.ctrlKey||0!==t.button)return;i.disableDrag(),o.document.addEventListener("mousemove",this._onMove,{capture:!0}),o.document.addEventListener("mouseup",this._onUp),o.addEventListener("blur",this._onUp),this._active=!1,this._inertia=[[Date.now(),this._map.getBearing()]],this._startPos=this._pos=i.mousePos(this._el,t),this._center=this._map.transform.centerPoint,t.preventDefault()}},s.prototype._onMove=function(t){this.isActive()||(this._active=!0,this._map.moving=!0,this._fireEvent("rotatestart",t),this._fireEvent("movestart",t),this._pitchWithRotate&&this._fireEvent("pitchstart",t));var e=this._map;e.stop();var r=this._pos,n=i.mousePos(this._el,t),o=.8*(r.x-n.x),a=-.5*(r.y-n.y),s=e.getBearing()-o,l=e.getPitch()-a,u=this._inertia,c=u[u.length-1];this._drainInertiaBuffer(),u.push([Date.now(),e._normalizeBearing(s,c[1])]),e.transform.bearing=s,this._pitchWithRotate&&(this._fireEvent("pitch",t),e.transform.pitch=l),this._fireEvent("rotate",t),this._fireEvent("move",t),this._pos=n},s.prototype._onUp=function(t){var e=this;if(o.document.removeEventListener("mousemove",this._onMove,{capture:!0}),o.document.removeEventListener("mouseup",this._onUp),o.removeEventListener("blur",this._onUp),i.enableDrag(),this.isActive()){this._active=!1,this._fireEvent("rotateend",t),this._drainInertiaBuffer();var r=this._map,n=r.getBearing(),s=this._inertia,l=function(){Math.abs(n)<e._bearingSnap?r.resetNorth({noMoveStart:!0},{originalEvent:t}):(e._map.moving=!1,e._fireEvent("moveend",t)),e._pitchWithRotate&&e._fireEvent("pitchend",t)};if(s.length<2)return void l();var u=s[0],c=s[s.length-1],p=s[s.length-2],h=r._normalizeBearing(n,p[1]),f=c[1]-u[1],d=f<0?-1:1,m=(c[0]-u[0])/1e3;if(0===f||0===m)return void l();var v=Math.abs(f*(.25/m));v>180&&(v=180);var y=v/180;h+=d*v*(y/2),Math.abs(r._normalizeBearing(h,0))<this._bearingSnap&&(h=r._normalizeBearing(0,h)),r.rotateTo(h,{duration:1e3*y,easing:a,noMoveStart:!0},{originalEvent:t})}},s.prototype._fireEvent=function(t,e){return this._map.fire(t,{originalEvent:e})},s.prototype._drainInertiaBuffer=function(){for(var t=this._inertia,e=Date.now();t.length>0&&e-t[0][0]>160;)t.shift()},e.exports=s},{"../../util/dom":209,"../../util/util":223,"../../util/window":204}],193:[function(t,e,r){"use strict";function i(t){return t*(2-t)}var n=t("../../util/util"),o=function(t){this._map=t,this._el=t.getCanvasContainer(),n.bindAll(["_onKeyDown"],this)};o.prototype.isEnabled=function(){return!!this._enabled},o.prototype.enable=function(){this.isEnabled()||(this._el.addEventListener("keydown",this._onKeyDown,!1),this._enabled=!0)},o.prototype.disable=function(){this.isEnabled()&&(this._el.removeEventListener("keydown",this._onKeyDown),this._enabled=!1)},o.prototype._onKeyDown=function(t){if(!(t.altKey||t.ctrlKey||t.metaKey)){var e=0,r=0,n=0,o=0,a=0;switch(t.keyCode){case 61:case 107:case 171:case 187:e=1;break;case 189:case 109:case 173:e=-1;break;case 37:t.shiftKey?r=-1:(t.preventDefault(),o=-1);break;case 39:t.shiftKey?r=1:(t.preventDefault(),o=1);break;case 38:t.shiftKey?n=1:(t.preventDefault(),a=-1);break;case 40:t.shiftKey?n=-1:(a=1,t.preventDefault());break;default:return}var s=this._map,l=s.getZoom(),u={duration:300,delayEndEvents:500,easing:i,zoom:e?Math.round(l)+e*(t.shiftKey?2:1):l,bearing:s.getBearing()+15*r,pitch:s.getPitch()+10*n,offset:[100*-o,100*-a],center:s.getCenter()};s.easeTo(u,{originalEvent:t})}},e.exports=o},{"../../util/util":223}],194:[function(t,e,r){"use strict";var i=t("../../util/dom"),n=t("../../util/util"),o=t("../../util/browser"),a=t("../../util/window"),s=a.navigator.userAgent.toLowerCase(),l=-1!==s.indexOf("firefox"),u=-1!==s.indexOf("safari")&&-1===s.indexOf("chrom"),c=function(t){this._map=t,this._el=t.getCanvasContainer(),n.bindAll(["_onWheel","_onTimeout"],this)};c.prototype.isEnabled=function(){return!!this._enabled},c.prototype.enable=function(t){this.isEnabled()||(this._el.addEventListener("wheel",this._onWheel,!1),this._el.addEventListener("mousewheel",this._onWheel,!1),this._enabled=!0,this._aroundCenter=t&&"center"===t.around)},c.prototype.disable=function(){this.isEnabled()&&(this._el.removeEventListener("wheel",this._onWheel),this._el.removeEventListener("mousewheel",this._onWheel),this._enabled=!1)},c.prototype._onWheel=function(t){var e=0;"wheel"===t.type?(e=t.deltaY,l&&t.deltaMode===a.WheelEvent.DOM_DELTA_PIXEL&&(e/=o.devicePixelRatio),t.deltaMode===a.WheelEvent.DOM_DELTA_LINE&&(e*=40)):"mousewheel"===t.type&&(e=-t.wheelDeltaY,u&&(e/=3));var r=o.now(),n=r-(this._time||0);this._pos=i.mousePos(this._el,t),this._time=r,0!==e&&e%4.000244140625==0?this._type="wheel":0!==e&&Math.abs(e)<4?this._type="trackpad":n>400?(this._type=null,this._lastValue=e,this._timeout=setTimeout(this._onTimeout,40)):this._type||(this._type=Math.abs(n*e)<200?"trackpad":"wheel",this._timeout&&(clearTimeout(this._timeout),this._timeout=null,e+=this._lastValue)),t.shiftKey&&e&&(e/=4),this._type&&this._zoom(-e,t),t.preventDefault()},c.prototype._onTimeout=function(){this._type="wheel",this._zoom(-this._lastValue)},c.prototype._zoom=function(t,e){if(0!==t){var r=this._map,i=2/(1+Math.exp(-Math.abs(t/100)));t<0&&0!==i&&(i=1/i);var n=r.ease?r.ease.to:r.transform.scale,o=r.transform.scaleZoom(n*i);r.zoomTo(o,{duration:"wheel"===this._type?200:0,around:this._aroundCenter?r.getCenter():r.unproject(this._pos),delayEndEvents:200,smoothEasing:!0},{originalEvent:e})}},e.exports=c},{"../../util/browser":202,"../../util/dom":209,"../../util/util":223,"../../util/window":204}],195:[function(t,e,r){"use strict";var i=t("../../util/dom"),n=t("../../util/util"),o=t("../../util/window"),a=n.bezier(0,0,.15,1),s=function(t){this._map=t,this._el=t.getCanvasContainer(),n.bindAll(["_onStart","_onMove","_onEnd"],this)};s.prototype.isEnabled=function(){return!!this._enabled},s.prototype.enable=function(t){this.isEnabled()||(this._el.classList.add("mapboxgl-touch-zoom-rotate"),this._el.addEventListener("touchstart",this._onStart,!1),this._enabled=!0,this._aroundCenter=t&&"center"===t.around)},s.prototype.disable=function(){this.isEnabled()&&(this._el.classList.remove("mapboxgl-touch-zoom-rotate"),this._el.removeEventListener("touchstart",this._onStart),this._enabled=!1)},s.prototype.disableRotation=function(){this._rotationDisabled=!0},s.prototype.enableRotation=function(){this._rotationDisabled=!1},s.prototype._onStart=function(t){if(2===t.touches.length){var e=i.mousePos(this._el,t.touches[0]),r=i.mousePos(this._el,t.touches[1]);this._startVec=e.sub(r),this._startScale=this._map.transform.scale,this._startBearing=this._map.transform.bearing,this._gestureIntent=void 0,this._inertia=[],o.document.addEventListener("touchmove",this._onMove,!1),o.document.addEventListener("touchend",this._onEnd,!1)}},s.prototype._onMove=function(t){if(2===t.touches.length){var e=i.mousePos(this._el,t.touches[0]),r=i.mousePos(this._el,t.touches[1]),n=e.add(r).div(2),o=e.sub(r),a=o.mag()/this._startVec.mag(),s=this._rotationDisabled?0:180*o.angleWith(this._startVec)/Math.PI,l=this._map;if(this._gestureIntent){var u={duration:0,around:l.unproject(n)};"rotate"===this._gestureIntent&&(u.bearing=this._startBearing+s),"zoom"!==this._gestureIntent&&"rotate"!==this._gestureIntent||(u.zoom=l.transform.scaleZoom(this._startScale*a)),l.stop(),this._drainInertiaBuffer(),this._inertia.push([Date.now(),a,n]),l.easeTo(u,{originalEvent:t})}else{var c=Math.abs(1-a)>.15;Math.abs(s)>10?this._gestureIntent="rotate":c&&(this._gestureIntent="zoom"),this._gestureIntent&&(this._startVec=o,this._startScale=l.transform.scale,this._startBearing=l.transform.bearing)}t.preventDefault()}},s.prototype._onEnd=function(t){o.document.removeEventListener("touchmove",this._onMove),o.document.removeEventListener("touchend",this._onEnd),this._drainInertiaBuffer();var e=this._inertia,r=this._map;if(e.length<2)return void r.snapToNorth({},{originalEvent:t});var i=e[e.length-1],n=e[0],s=r.transform.scaleZoom(this._startScale*i[1]),l=r.transform.scaleZoom(this._startScale*n[1]),u=s-l,c=(i[0]-n[0])/1e3,p=i[2];if(0===c||s===l)return void r.snapToNorth({},{originalEvent:t});var h=.15*u/c;Math.abs(h)>2.5&&(h=h>0?2.5:-2.5);var f=1e3*Math.abs(h/(12*.15)),d=s+h*f/2e3;d<0&&(d=0),r.easeTo({zoom:d,duration:f,easing:a,around:this._aroundCenter?r.getCenter():r.unproject(p)},{originalEvent:t})},s.prototype._drainInertiaBuffer=function(){for(var t=this._inertia,e=Date.now();t.length>2&&e-t[0][0]>160;)t.shift()},e.exports=s},{"../../util/dom":209,"../../util/util":223,"../../util/window":204}],196:[function(t,e,r){"use strict";var i=t("../util/util"),n=t("../util/window"),o=function(){i.bindAll(["_onHashChange","_updateHash"],this)};o.prototype.addTo=function(t){return this._map=t,n.addEventListener("hashchange",this._onHashChange,!1),this._map.on("moveend",this._updateHash),this},o.prototype.remove=function(){return n.removeEventListener("hashchange",this._onHashChange,!1),this._map.off("moveend",this._updateHash),delete this._map,this},o.prototype.getHashString=function(t){var e=this._map.getCenter(),r=Math.round(100*this._map.getZoom())/100,i=Math.max(0,Math.ceil(Math.log(r)/Math.LN2)),n=Math.round(e.lng*Math.pow(10,i))/Math.pow(10,i),o=Math.round(e.lat*Math.pow(10,i))/Math.pow(10,i),a=this._map.getBearing(),s=this._map.getPitch(),l="";return l+=t?"#/"+n+"/"+o+"/"+r:"#"+r+"/"+o+"/"+n,(a||s)&&(l+="/"+Math.round(10*a)/10),s&&(l+="/"+Math.round(s)),l},o.prototype._onHashChange=function(){var t=n.location.hash.replace("#","").split("/");return t.length>=3&&(this._map.jumpTo({center:[+t[2],+t[1]],zoom:+t[0],bearing:+(t[3]||0),pitch:+(t[4]||0)}),!0)},o.prototype._updateHash=function(){var t=this.getHashString();n.history.replaceState("","",t)},e.exports=o},{"../util/util":223,"../util/window":204}],197:[function(t,e,r){"use strict";function i(t){t.parentNode&&t.parentNode.removeChild(t)}var n=t("../util/util"),o=t("../util/browser"),a=t("../util/window"),s=t("../util/window"),l=s.HTMLImageElement,u=t("../util/dom"),c=t("../util/ajax"),p=t("../style/style"),h=t("../style/animation_loop"),f=t("../render/painter"),d=t("../geo/transform"),m=t("./hash"),v=t("./bind_handlers"),y=t("./camera"),g=t("../geo/lng_lat"),_=t("../geo/lng_lat_bounds"),x=t("@mapbox/point-geometry"),b=t("./control/attribution_control"),w=t("./control/logo_control"),T=t("mapbox-gl-supported");t("./events");var S={center:[0,0],zoom:0,bearing:0,pitch:0,minZoom:0,maxZoom:22,interactive:!0,scrollZoom:!0,boxZoom:!0,dragRotate:!0,dragPan:!0,keyboard:!0,doubleClickZoom:!0,touchZoomRotate:!0,bearingSnap:7,hash:!1,attributionControl:!0,failIfMajorPerformanceCaveat:!1,preserveDrawingBuffer:!1,trackResize:!0,renderWorldCopies:!0,refreshExpiredTiles:!0,maxTileCacheSize:null,transformRequest:null},z=function(t){function e(e){var r=this;if(e=n.extend({},S,e),null!=e.minZoom&&null!=e.maxZoom&&e.minZoom>e.maxZoom)throw new Error("maxZoom must be greater than minZoom");var i=new d(e.minZoom,e.maxZoom,e.renderWorldCopies);t.call(this,i,e),this._interactive=e.interactive,this._maxTileCacheSize=e.maxTileCacheSize,this._failIfMajorPerformanceCaveat=e.failIfMajorPerformanceCaveat,this._preserveDrawingBuffer=e.preserveDrawingBuffer,this._trackResize=e.trackResize,this._bearingSnap=e.bearingSnap,this._refreshExpiredTiles=e.refreshExpiredTiles;var o=e.transformRequest;if(this._transformRequest=o?function(t,e){return o(t,e)||{url:t}}:function(t){return{url:t}},"string"==typeof e.container){var s=a.document.getElementById(e.container);if(!s)throw new Error("Container '"+e.container+"' not found.");this._container=s}else this._container=e.container;this.animationLoop=new h,e.maxBounds&&this.setMaxBounds(e.maxBounds),n.bindAll(["_onWindowOnline","_onWindowResize","_contextLost","_contextRestored","_update","_render","_onData","_onDataLoading"],this),this._setupContainer(),this._setupPainter(),this.on("move",this._update.bind(this,!1)),this.on("zoom",this._update.bind(this,!0)),this.on("moveend",function(){r.animationLoop.set(300),r._rerender()}),void 0!==a&&(a.addEventListener("online",this._onWindowOnline,!1),a.addEventListener("resize",this._onWindowResize,!1)),v(this,e),this._hash=e.hash&&(new m).addTo(this),this._hash&&this._hash._onHashChange()||this.jumpTo({center:e.center,zoom:e.zoom,bearing:e.bearing,pitch:e.pitch}),this._classes=[],this.resize(),e.classes&&this.setClasses(e.classes),e.style&&this.setStyle(e.style,{localIdeographFontFamily:e.localIdeographFontFamily}),e.attributionControl&&this.addControl(new b),this.addControl(new w,e.logoPosition),this.on("style.load",function(){this.transform.unmodified&&this.jumpTo(this.style.stylesheet),this.style.update(this._classes,{transition:!1})}),this.on("data",this._onData),this.on("dataloading",this._onDataLoading)}t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e;var r={showTileBoundaries:{},showCollisionBoxes:{},showOverdrawInspector:{},repaint:{},vertices:{}};return e.prototype.addControl=function(t,e){void 0===e&&t.getDefaultPosition&&(e=t.getDefaultPosition()),void 0===e&&(e="top-right");var r=t.onAdd(this),i=this._controlPositions[e];return-1!==e.indexOf("bottom")?i.insertBefore(r,i.firstChild):i.appendChild(r),this},e.prototype.removeControl=function(t){return t.onRemove(this),this},e.prototype.addClass=function(t,e){return n.warnOnce("Style classes are deprecated and will be removed in an upcoming release of Mapbox GL JS."),this._classes.indexOf(t)>=0||""===t?this:(this._classes.push(t),this._classOptions=e,this.style&&this.style.updateClasses(),this._update(!0))},e.prototype.removeClass=function(t,e){n.warnOnce("Style classes are deprecated and will be removed in an upcoming release of Mapbox GL JS.");var r=this._classes.indexOf(t);return r<0||""===t?this:(this._classes.splice(r,1),this._classOptions=e,this.style&&this.style.updateClasses(),this._update(!0))},e.prototype.setClasses=function(t,e){n.warnOnce("Style classes are deprecated and will be removed in an upcoming release of Mapbox GL JS.");for(var r={},i=0;i<t.length;i++)""!==t[i]&&(r[t[i]]=!0);return this._classes=Object.keys(r),this._classOptions=e,this.style&&this.style.updateClasses(),this._update(!0)},e.prototype.hasClass=function(t){return n.warnOnce("Style classes are deprecated and will be removed in an upcoming release of Mapbox GL JS."),this._classes.indexOf(t)>=0},e.prototype.getClasses=function(){return n.warnOnce("Style classes are deprecated and will be removed in an upcoming release of Mapbox GL JS."),this._classes},e.prototype.resize=function(){var t=this._containerDimensions(),e=t[0],r=t[1];return this._resizeCanvas(e,r),this.transform.resize(e,r),this.painter.resize(e,r),this.fire("movestart").fire("move").fire("resize").fire("moveend")},e.prototype.getBounds=function(){var t=new _(this.transform.pointLocation(new x(0,this.transform.height)),this.transform.pointLocation(new x(this.transform.width,0)));return(this.transform.angle||this.transform.pitch)&&(t.extend(this.transform.pointLocation(new x(this.transform.size.x,0))),t.extend(this.transform.pointLocation(new x(0,this.transform.size.y)))),t},e.prototype.getMaxBounds=function(){return this.transform.latRange&&2===this.transform.latRange.length&&this.transform.lngRange&&2===this.transform.lngRange.length?new _([this.transform.lngRange[0],this.transform.latRange[0]],[this.transform.lngRange[1],this.transform.latRange[1]]):null},e.prototype.setMaxBounds=function(t){if(t){var e=_.convert(t);this.transform.lngRange=[e.getWest(),e.getEast()],this.transform.latRange=[e.getSouth(),e.getNorth()],this.transform._constrain(),this._update()}else null!==t&&void 0!==t||(this.transform.lngRange=null,this.transform.latRange=null,this._update());return this},e.prototype.setMinZoom=function(t){if((t=null===t||void 0===t?0:t)>=0&&t<=this.transform.maxZoom)return this.transform.minZoom=t,this._update(),this.getZoom()<t&&this.setZoom(t),this;throw new Error("minZoom must be between 0 and the current maxZoom, inclusive")},e.prototype.getMinZoom=function(){return this.transform.minZoom},e.prototype.setMaxZoom=function(t){if((t=null===t||void 0===t?22:t)>=this.transform.minZoom)return this.transform.maxZoom=t,this._update(),this.getZoom()>t&&this.setZoom(t),this;throw new Error("maxZoom must be greater than the current minZoom")},e.prototype.getMaxZoom=function(){return this.transform.maxZoom},e.prototype.project=function(t){return this.transform.locationPoint(g.convert(t))},e.prototype.unproject=function(t){return this.transform.pointLocation(x.convert(t))},e.prototype.on=function(e,r,i){var o=this;if(void 0===i)return t.prototype.on.call(this,e,r);var a=function(){if("mouseenter"===e||"mouseover"===e){var t=!1;return{layer:r,listener:i,delegates:{mousemove:function(a){var s=o.getLayer(r)?o.queryRenderedFeatures(a.point,{layers:[r]}):[];s.length?t||(t=!0,i.call(o,n.extend({features:s},a,{type:e}))):t=!1},mouseout:function(){t=!1}}}}if("mouseleave"===e||"mouseout"===e){var a=!1;return{layer:r,listener:i,delegates:{mousemove:function(t){(o.getLayer(r)?o.queryRenderedFeatures(t.point,{layers:[r]}):[]).length?a=!0:a&&(a=!1,i.call(o,n.extend({},t,{type:e})))},mouseout:function(t){a&&(a=!1,i.call(o,n.extend({},t,{type:e})))}}}}var s=function(t){var e=o.getLayer(r)?o.queryRenderedFeatures(t.point,{layers:[r]}):[];e.length&&i.call(o,n.extend({features:e},t))};return{layer:r,listener:i,delegates:(l={},l[e]=s,l)};var l}();this._delegatedListeners=this._delegatedListeners||{},this._delegatedListeners[e]=this._delegatedListeners[e]||[],this._delegatedListeners[e].push(a);for(var s in a.delegates)o.on(s,a.delegates[s]);return this},e.prototype.off=function(e,r,i){var n=this;if(void 0===i)return t.prototype.off.call(this,e,r);if(this._delegatedListeners&&this._delegatedListeners[e])for(var o=this._delegatedListeners[e],a=0;a<o.length;a++){var s=o[a];if(s.layer===r&&s.listener===i){for(var l in s.delegates)n.off(l,s.delegates[l]);return o.splice(a,1),n}}return this},e.prototype.queryRenderedFeatures=function(){for(var t=[],e=arguments.length;e--;)t[e]=arguments[e];var r,i={};return 2===t.length?(r=arguments[0],i=arguments[1]):1===t.length&&function(t){return t instanceof x||Array.isArray(t)}(t[0])?r=t[0]:1===t.length&&(i=t[0]),this.style?this.style.queryRenderedFeatures(this._makeQueryGeometry(r),i,this.transform.zoom,this.transform.angle):[]},e.prototype._makeQueryGeometry=function(t){var e=this;void 0===t&&(t=[x.convert([0,0]),x.convert([this.transform.width,this.transform.height])]);var r;if(t instanceof x||"number"==typeof t[0])r=[x.convert(t)];else{var i=[x.convert(t[0]),x.convert(t[1])];r=[i[0],new x(i[1].x,i[0].y),i[1],new x(i[0].x,i[1].y),i[0]]}return r=r.map(function(t){return e.transform.pointCoordinate(t)})},e.prototype.querySourceFeatures=function(t,e){return this.style.querySourceFeatures(t,e)},e.prototype.setStyle=function(t,e){if((!e||!1!==e.diff&&!e.localIdeographFontFamily)&&this.style&&t&&!(t instanceof p)&&"string"!=typeof t)try{return this.style.setState(t)&&this._update(!0),this}catch(t){n.warnOnce("Unable to perform style diff: "+(t.message||t.error||t)+".  Rebuilding the style from scratch.")}return this.style&&(this.style.setEventedParent(null),this.style._remove(),this.off("rotate",this.style._redoPlacement),this.off("pitch",this.style._redoPlacement),this.off("move",this.style._redoPlacement)),t?(this.style=t instanceof p?t:new p(t,this,e||{}),this.style.setEventedParent(this,{style:this.style}),this.on("rotate",this.style._redoPlacement),this.on("pitch",this.style._redoPlacement),this.on("move",this.style._redoPlacement),this):(this.style=null,this)},e.prototype.getStyle=function(){if(this.style)return this.style.serialize()},e.prototype.isStyleLoaded=function(){return this.style?this.style.loaded():n.warnOnce("There is no style added to the map.")},e.prototype.addSource=function(t,e){return this.style.addSource(t,e),this._update(!0),this},e.prototype.isSourceLoaded=function(t){var e=this.style&&this.style.sourceCaches[t];return void 0===e?void this.fire("error",{error:new Error("There is no source with ID '"+t+"'")}):e.loaded()},e.prototype.areTilesLoaded=function(){var t=this.style&&this.style.sourceCaches;for(var e in t){var r=t[e],i=r._tiles;for(var n in i){var o=i[n];if("loaded"!==o.state&&"errored"!==o.state)return!1}}return!0},e.prototype.addSourceType=function(t,e,r){return this.style.addSourceType(t,e,r)},e.prototype.removeSource=function(t){return this.style.removeSource(t),this._update(!0),this},e.prototype.getSource=function(t){return this.style.getSource(t)},e.prototype.addImage=function(t,e,r){void 0===r&&(r={});var i=r.pixelRatio;void 0===i&&(i=1);var n=r.sdf;if(void 0===n&&(n=!1),e instanceof l)e=o.getImageData(e);else if(void 0===e.width||void 0===e.height)return this.fire("error",{error:new Error("Invalid arguments to map.addImage(). The second argument must be an `HTMLImageElement`, `ImageData`, or object with `width`, `height`, and `data` properties with the same format as `ImageData`")});this.style.addImage(t,{data:e,pixelRatio:i,sdf:n})},e.prototype.removeImage=function(t){this.style.removeImage(t)},e.prototype.loadImage=function(t,e){c.getImage(this._transformRequest(t,c.ResourceType.Image),e)},e.prototype.addLayer=function(t,e){return this.style.addLayer(t,e),this._update(!0),this},e.prototype.moveLayer=function(t,e){return this.style.moveLayer(t,e),this._update(!0),this},e.prototype.removeLayer=function(t){return this.style.removeLayer(t),this._update(!0),this},e.prototype.getLayer=function(t){return this.style.getLayer(t)},e.prototype.setFilter=function(t,e){return this.style.setFilter(t,e),this._update(!0),this},e.prototype.setLayerZoomRange=function(t,e,r){return this.style.setLayerZoomRange(t,e,r),this._update(!0),this},e.prototype.getFilter=function(t){return this.style.getFilter(t)},e.prototype.setPaintProperty=function(t,e,r,i){return this.style.setPaintProperty(t,e,r,i),this._update(!0),this},e.prototype.getPaintProperty=function(t,e,r){return this.style.getPaintProperty(t,e,r)},e.prototype.setLayoutProperty=function(t,e,r){return this.style.setLayoutProperty(t,e,r),this._update(!0),this},e.prototype.getLayoutProperty=function(t,e){return this.style.getLayoutProperty(t,e)},e.prototype.setLight=function(t){return this.style.setLight(t),this._update(!0),this},e.prototype.getLight=function(){return this.style.getLight()},e.prototype.getContainer=function(){return this._container},e.prototype.getCanvasContainer=function(){return this._canvasContainer},e.prototype.getCanvas=function(){return this._canvas},e.prototype._containerDimensions=function(){var t=0,e=0;return this._container&&(t=this._container.offsetWidth||400,e=this._container.offsetHeight||300),[t,e]},e.prototype._setupContainer=function(){var t=this._container;t.classList.add("mapboxgl-map");var e=this._canvasContainer=u.create("div","mapboxgl-canvas-container",t);this._interactive&&e.classList.add("mapboxgl-interactive"),this._canvas=u.create("canvas","mapboxgl-canvas",e),this._canvas.style.position="absolute",this._canvas.addEventListener("webglcontextlost",this._contextLost,!1),this._canvas.addEventListener("webglcontextrestored",this._contextRestored,!1),this._canvas.setAttribute("tabindex","0"),this._canvas.setAttribute("aria-label","Map");var r=this._containerDimensions();this._resizeCanvas(r[0],r[1]);var i=this._controlContainer=u.create("div","mapboxgl-control-container",t),n=this._controlPositions={};["top-left","top-right","bottom-left","bottom-right"].forEach(function(t){n[t]=u.create("div","mapboxgl-ctrl-"+t,i)})},e.prototype._resizeCanvas=function(t,e){var r=a.devicePixelRatio||1;this._canvas.width=r*t,this._canvas.height=r*e,this._canvas.style.width=t+"px",this._canvas.style.height=e+"px"},e.prototype._setupPainter=function(){var t=n.extend({failIfMajorPerformanceCaveat:this._failIfMajorPerformanceCaveat,preserveDrawingBuffer:this._preserveDrawingBuffer},T.webGLContextAttributes),e=this._canvas.getContext("webgl",t)||this._canvas.getContext("experimental-webgl",t);if(!e)return void this.fire("error",{error:new Error("Failed to initialize WebGL")});this.painter=new f(e,this.transform)},e.prototype._contextLost=function(t){t.preventDefault(),this._frameId&&(o.cancelFrame(this._frameId),this._frameId=null),this.fire("webglcontextlost",{originalEvent:t})},e.prototype._contextRestored=function(t){this._setupPainter(),this.resize(),this._update(),this.fire("webglcontextrestored",{originalEvent:t})},e.prototype.loaded=function(){return!this._styleDirty&&!this._sourcesDirty&&!(!this.style||!this.style.loaded())},e.prototype._update=function(t){return this.style?(this._styleDirty=this._styleDirty||t,this._sourcesDirty=!0,this._rerender(),this):this},e.prototype._render=function(){return this.style&&this._styleDirty&&(this._styleDirty=!1,this.style.update(this._classes,this._classOptions),this._classOptions=null,this.style._recalculate(this.transform.zoom)),this.style&&this._sourcesDirty&&(this._sourcesDirty=!1,this.style._updateSources(this.transform)),this.painter.render(this.style,{showTileBoundaries:this.showTileBoundaries,showOverdrawInspector:this._showOverdrawInspector,rotating:this.rotating,zooming:this.zooming}),this.fire("render"),this.loaded()&&!this._loaded&&(this._loaded=!0,this.fire("load")),this._frameId=null,this.animationLoop.stopped()||(this._styleDirty=!0),(this._sourcesDirty||this._repaint||this._styleDirty)&&this._rerender(),this},e.prototype.remove=function(){this._hash&&this._hash.remove(),o.cancelFrame(this._frameId),this._frameId=null,this.setStyle(null),void 0!==a&&(a.removeEventListener("resize",this._onWindowResize,!1),a.removeEventListener("online",this._onWindowOnline,!1));var t=this.painter.gl.getExtension("WEBGL_lose_context");t&&t.loseContext(),i(this._canvasContainer),i(this._controlContainer),this._container.classList.remove("mapboxgl-map"),this.fire("remove")},e.prototype._rerender=function(){this.style&&!this._frameId&&(this._frameId=o.frame(this._render))},e.prototype._onWindowOnline=function(){this._update()},e.prototype._onWindowResize=function(){this._trackResize&&this.stop().resize()._update()},r.showTileBoundaries.get=function(){return!!this._showTileBoundaries},r.showTileBoundaries.set=function(t){this._showTileBoundaries!==t&&(this._showTileBoundaries=t,this._update())},r.showCollisionBoxes.get=function(){return!!this._showCollisionBoxes},r.showCollisionBoxes.set=function(t){this._showCollisionBoxes!==t&&(this._showCollisionBoxes=t,this.style._redoPlacement())},r.showOverdrawInspector.get=function(){return!!this._showOverdrawInspector},r.showOverdrawInspector.set=function(t){this._showOverdrawInspector!==t&&(this._showOverdrawInspector=t,this._update())},r.repaint.get=function(){return!!this._repaint},r.repaint.set=function(t){this._repaint=t,this._update()},r.vertices.get=function(){return!!this._vertices},r.vertices.set=function(t){this._vertices=t,this._update()},e.prototype._onData=function(t){this._update("style"===t.dataType),this.fire(t.dataType+"data",t)},e.prototype._onDataLoading=function(t){this.fire(t.dataType+"dataloading",t)},Object.defineProperties(e.prototype,r),e}(y);e.exports=z},{"../geo/lng_lat":58,"../geo/lng_lat_bounds":59,"../geo/transform":60,"../render/painter":79,"../style/animation_loop":150,"../style/style":156,"../util/ajax":201,"../util/browser":202,"../util/dom":209,"../util/util":223,"../util/window":204,"./bind_handlers":180,"./camera":181,"./control/attribution_control":182,"./control/logo_control":185,"./events":188,"./hash":196,"@mapbox/point-geometry":2,"mapbox-gl-supported":28}],198:[function(t,e,r){"use strict";var i=t("../util/dom"),n=t("../geo/lng_lat"),o=t("@mapbox/point-geometry"),a=t("../util/smart_wrap"),s=t("../util/util"),l=s.bindAll,u=function(t,e){this._offset=o.convert(e&&e.offset||[0,0]),l(["_update","_onMapClick"],this),t||(t=i.create("div")),t.classList.add("mapboxgl-marker"),this._element=t,this._popup=null};u.prototype.addTo=function(t){return this.remove(),this._map=t,t.getCanvasContainer().appendChild(this._element),t.on("move",this._update),t.on("moveend",this._update),this._update(),this._map.on("click",this._onMapClick),this},u.prototype.remove=function(){return this._map&&(this._map.off("click",this._onMapClick),this._map.off("move",this._update),this._map.off("moveend",this._update),delete this._map),i.remove(this._element),this._popup&&this._popup.remove(),this},u.prototype.getLngLat=function(){return this._lngLat},u.prototype.setLngLat=function(t){return this._lngLat=n.convert(t),this._pos=null,this._popup&&this._popup.setLngLat(this._lngLat),this._update(),this},u.prototype.getElement=function(){return this._element},u.prototype.setPopup=function(t){return this._popup&&(this._popup.remove(),this._popup=null),t&&("offset"in t.options||(t.options.offset=this._offset),this._popup=t,this._popup.setLngLat(this._lngLat)),this},u.prototype._onMapClick=function(t){var e=t.originalEvent.target,r=this._element;this._popup&&(e===r||r.contains(e))&&this.togglePopup()},u.prototype.getPopup=function(){return this._popup},u.prototype.togglePopup=function(){var t=this._popup;return t?(t.isOpen()?t.remove():t.addTo(this._map),this):this},u.prototype._update=function(t){this._map&&(this._map.transform.renderWorldCopies&&(this._lngLat=a(this._lngLat,this._pos,this._map.transform)),this._pos=this._map.project(this._lngLat)._add(this._offset),t&&"moveend"!==t.type||(this._pos=this._pos.round()),i.setTransform(this._element,"translate(-50%, -50%) translate("+this._pos.x+"px, "+this._pos.y+"px)"))},e.exports=u},{"../geo/lng_lat":58,"../util/dom":209,"../util/smart_wrap":219,"../util/util":223,"@mapbox/point-geometry":2}],199:[function(t,e,r){"use strict";function i(t){if(t){if("number"==typeof t){var e=Math.round(Math.sqrt(.5*Math.pow(t,2)));return{top:new l(0,t),"top-left":new l(e,e),"top-right":new l(-e,e),bottom:new l(0,-t),"bottom-left":new l(e,-e),"bottom-right":new l(-e,-e),left:new l(t,0),right:new l(-t,0)}}if(t instanceof l||Array.isArray(t)){var r=l.convert(t);return{top:r,"top-left":r,"top-right":r,bottom:r,"bottom-left":r,"bottom-right":r,left:r,right:r}}return{top:l.convert(t.top||[0,0]),"top-left":l.convert(t["top-left"]||[0,0]),"top-right":l.convert(t["top-right"]||[0,0]),bottom:l.convert(t.bottom||[0,0]),"bottom-left":l.convert(t["bottom-left"]||[0,0]),"bottom-right":l.convert(t["bottom-right"]||[0,0]),left:l.convert(t.left||[0,0]),right:l.convert(t.right||[0,0])}}return i(new l(0,0))}var n=t("../util/util"),o=t("../util/evented"),a=t("../util/dom"),s=t("../geo/lng_lat"),l=t("@mapbox/point-geometry"),u=t("../util/window"),c=t("../util/smart_wrap"),p={closeButton:!0,closeOnClick:!0},h=function(t){function e(e){t.call(this),this.options=n.extend(Object.create(p),e),n.bindAll(["_update","_onClickClose"],this)}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype.addTo=function(t){return this._map=t,this._map.on("move",this._update),this.options.closeOnClick&&this._map.on("click",this._onClickClose),this._update(),this},e.prototype.isOpen=function(){return!!this._map},e.prototype.remove=function(){return this._content&&a.remove(this._content),this._container&&(a.remove(this._container),delete this._container),this._map&&(this._map.off("move",this._update),this._map.off("click",this._onClickClose),delete this._map),this.fire("close"),this},e.prototype.getLngLat=function(){return this._lngLat},e.prototype.setLngLat=function(t){return this._lngLat=s.convert(t),this._pos=null,this._update(),this},e.prototype.setText=function(t){return this.setDOMContent(u.document.createTextNode(t))},e.prototype.setHTML=function(t){var e,r=u.document.createDocumentFragment(),i=u.document.createElement("body");for(i.innerHTML=t;e=i.firstChild;)r.appendChild(e);return this.setDOMContent(r)},e.prototype.setDOMContent=function(t){return this._createContent(),this._content.appendChild(t),this._update(),this},e.prototype._createContent=function(){this._content&&a.remove(this._content),this._content=a.create("div","mapboxgl-popup-content",this._container),this.options.closeButton&&(this._closeButton=a.create("button","mapboxgl-popup-close-button",this._content),this._closeButton.type="button",this._closeButton.setAttribute("aria-label","Close popup"),this._closeButton.innerHTML="&#215;",this._closeButton.addEventListener("click",this._onClickClose))},e.prototype._update=function(){if(this._map&&this._lngLat&&this._content){this._container||(this._container=a.create("div","mapboxgl-popup",this._map.getContainer()),this._tip=a.create("div","mapboxgl-popup-tip",this._container),this._container.appendChild(this._content)),this._map.transform.renderWorldCopies&&(this._lngLat=c(this._lngLat,this._pos,this._map.transform));var t=this._pos=this._map.project(this._lngLat),e=this.options.anchor,r=i(this.options.offset);if(!e){var n=this._container.offsetWidth,o=this._container.offsetHeight;e=t.y+r.bottom.y<o?["top"]:t.y>this._map.transform.height-o?["bottom"]:[],t.x<n/2?e.push("left"):t.x>this._map.transform.width-n/2&&e.push("right"),e=0===e.length?"bottom":e.join("-")}var s=t.add(r[e]).round(),l={top:"translate(-50%,0)","top-left":"translate(0,0)","top-right":"translate(-100%,0)",bottom:"translate(-50%,-100%)","bottom-left":"translate(0,-100%)","bottom-right":"translate(-100%,-100%)",left:"translate(0,-50%)",right:"translate(-100%,-50%)"},u=this._container.classList;for(var p in l)u.remove("mapboxgl-popup-anchor-"+p);u.add("mapboxgl-popup-anchor-"+e),a.setTransform(this._container,l[e]+" translate("+s.x+"px,"+s.y+"px)")}},e.prototype._onClickClose=function(){this.remove()},e}(o);e.exports=h},{"../geo/lng_lat":58,"../util/dom":209,"../util/evented":210,"../util/smart_wrap":219,"../util/util":223,"../util/window":204,"@mapbox/point-geometry":2}],200:[function(t,e,r){"use strict";var i=t("./util"),n=function(t,e,r){this.target=t,this.parent=e,this.mapId=r,this.callbacks={},this.callbackID=0,i.bindAll(["receive"],this),this.target.addEventListener("message",this.receive,!1)};n.prototype.send=function(t,e,r,i,n){var o=r?this.mapId+":"+this.callbackID++:null;r&&(this.callbacks[o]=r),this.target.postMessage({targetMapId:n,sourceMapId:this.mapId,type:t,id:String(o),data:e},i)},n.prototype.receive=function(t){var e,r=this,i=t.data,n=i.id;if(!i.targetMapId||this.mapId===i.targetMapId){var o=function(t,e,i){r.target.postMessage({sourceMapId:r.mapId,type:"<response>",id:String(n),error:t?String(t):null,data:e},i)};if("<response>"===i.type)e=this.callbacks[i.id],delete this.callbacks[i.id],e&&i.error?e(new Error(i.error)):e&&e(null,i.data);else if(void 0!==i.id&&this.parent[i.type])this.parent[i.type](i.sourceMapId,i.data,o);else if(void 0!==i.id&&this.parent.getWorkerSource){var a=i.type.split("."),s=this.parent.getWorkerSource(i.sourceMapId,a[0]);s[a[1]](i.data,o)}else this.parent[i.type](i.data)}},n.prototype.remove=function(){this.target.removeEventListener("message",this.receive,!1)},e.exports=n},{"./util":223}],201:[function(t,e,r){"use strict";function i(t){var e=new o.XMLHttpRequest;e.open("GET",t.url,!0);for(var r in t.headers)e.setRequestHeader(r,t.headers[r]);return e.withCredentials="include"===t.credentials,e}function n(t){var e=o.document.createElement("a");return e.href=t,e.protocol===o.document.location.protocol&&e.host===o.document.location.host}var o=t("./window"),a={Unknown:"Unknown",Style:"Style",Source:"Source",Tile:"Tile",Glyphs:"Glyphs",SpriteImage:"SpriteImage",SpriteJSON:"SpriteJSON",Image:"Image"};r.ResourceType=a,"function"==typeof Object.freeze&&Object.freeze(a);var s=function(t){function e(e,r){t.call(this,e),this.status=r}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e}(Error);r.getJSON=function(t,e){var r=i(t);return r.setRequestHeader("Accept","application/json"),r.onerror=function(){e(new Error(r.statusText))},r.onload=function(){if(r.status>=200&&r.status<300&&r.response){var t;try{t=JSON.parse(r.response)}catch(t){return e(t)}e(null,t)}else e(new s(r.statusText,r.status))},r.send(),r},r.getArrayBuffer=function(t,e){var r=i(t);return r.responseType="arraybuffer",r.onerror=function(){e(new Error(r.statusText))},r.onload=function(){var t=r.response;if(0===t.byteLength&&200===r.status)return e(new Error("http status 200 returned without content."));r.status>=200&&r.status<300&&r.response?e(null,{data:t,cacheControl:r.getResponseHeader("Cache-Control"),expires:r.getResponseHeader("Expires")}):e(new s(r.statusText,r.status))},r.send(),r};r.getImage=function(t,e){return r.getArrayBuffer(t,function(t,r){if(t)e(t);else if(r){var i=new o.Image,n=o.URL||o.webkitURL;i.onload=function(){e(null,i),n.revokeObjectURL(i.src)};var a=new o.Blob([new Uint8Array(r.data)],{type:"image/png"});i.cacheControl=r.cacheControl,i.expires=r.expires,i.src=r.data.byteLength?n.createObjectURL(a):"data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAC0lEQVQYV2NgAAIAAAUAAarVyFEAAAAASUVORK5CYII="}})},r.getVideo=function(t,e){var 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r}},{}],5:[function(t,e,r){function n(t,e,r,n){this.cx=3*t,this.bx=3*(r-t)-this.cx,this.ax=1-this.cx-this.bx,this.cy=3*e,this.by=3*(n-e)-this.cy,this.ay=1-this.cy-this.by,this.p1x=t,this.p1y=n,this.p2x=r,this.p2y=n}e.exports=n,n.prototype.sampleCurveX=function(t){return((this.ax*t+this.bx)*t+this.cx)*t},n.prototype.sampleCurveY=function(t){return((this.ay*t+this.by)*t+this.cy)*t},n.prototype.sampleCurveDerivativeX=function(t){return(3*this.ax*t+2*this.bx)*t+this.cx},n.prototype.solveCurveX=function(t,e){void 0===e&&(e=1e-6);var r,n,i,o,a;for(i=t,a=0;a<8;a++){if(o=this.sampleCurveX(i)-t,Math.abs(o)<e)return i;var s=this.sampleCurveDerivativeX(i);if(Math.abs(s)<1e-6)break;i-=o/s}if(r=0,n=1,(i=t)<r)return r;if(i>n)return n;for(;r<n;){if(o=this.sampleCurveX(i),Math.abs(o-t)<e)return i;t>o?r=i:n=i,i=.5*(n-r)+r}return i},n.prototype.solve=function(t,e){return this.sampleCurveY(this.solveCurveX(t,e))}},{}],6:[function(t,e,r){e.exports.VectorTile=t("./lib/vectortile.js"),e.exports.VectorTileFeature=t("./lib/vectortilefeature.js"),e.exports.VectorTileLayer=t("./lib/vectortilelayer.js")},{"./lib/vectortile.js":7,"./lib/vectortilefeature.js":8,"./lib/vectortilelayer.js":9}],7:[function(t,e,r){"use strict";function n(t,e){this.layers=t.readFields(i,{},e)}function i(t,e,r){if(3===t){var n=new o(r,r.readVarint()+r.pos);n.length&&(e[n.name]=n)}}var o=t("./vectortilelayer");e.exports=n},{"./vectortilelayer":9}],8:[function(t,e,r){"use strict";function n(t,e,r,n,o){this.properties={},this.extent=r,this.type=0,this._pbf=t,this._geometry=-1,this._keys=n,this._values=o,t.readFields(i,this,e)}function i(t,e,r){1==t?e.id=r.readVarint():2==t?o(r,e):3==t?e.type=r.readVarint():4==t&&(e._geometry=r.pos)}function o(t,e){for(var r=t.readVarint()+t.pos;t.pos<r;){var n=e._keys[t.readVarint()],i=e._values[t.readVarint()];e.properties[n]=i}}function a(t){var e=t.length;if(e<=1)return[t];for(var r,n,i=[],o=0;o<e;o++){var a=s(t[o]);0!==a&&(void 0===n&&(n=a<0),n===a<0?(r&&i.push(r),r=[t[o]]):r.push(t[o]))}return r&&i.push(r),i}function s(t){for(var e,r,n=0,i=0,o=t.length,a=o-1;i<o;a=i++)e=t[i],r=t[a],n+=(r.x-e.x)*(e.y+r.y);return n}var l=t("@mapbox/point-geometry");e.exports=n,n.types=["Unknown","Point","LineString","Polygon"],n.prototype.loadGeometry=function(){var t=this._pbf;t.pos=this._geometry;for(var e,r=t.readVarint()+t.pos,n=1,i=0,o=0,a=0,s=[];t.pos<r;){if(!i){var u=t.readVarint();n=7&u,i=u>>3}if(i--,1===n||2===n)o+=t.readSVarint(),a+=t.readSVarint(),1===n&&(e&&s.push(e),e=[]),e.push(new l(o,a));else{if(7!==n)throw new Error("unknown command "+n);e&&e.push(e[0].clone())}}return e&&s.push(e),s},n.prototype.bbox=function(){var t=this._pbf;t.pos=this._geometry;for(var e=t.readVarint()+t.pos,r=1,n=0,i=0,o=0,a=1/0,s=-1/0,l=1/0,u=-1/0;t.pos<e;){if(!n){var c=t.readVarint();r=7&c,n=c>>3}if(n--,1===r||2===r)i+=t.readSVarint(),o+=t.readSVarint(),i<a&&(a=i),i>s&&(s=i),o<l&&(l=o),o>u&&(u=o);else if(7!==r)throw new Error("unknown command "+r)}return[a,l,s,u]},n.prototype.toGeoJSON=function(t,e,r){function i(t){for(var e=0;e<t.length;e++){var r=t[e],n=180-360*(r.y+c)/l;t[e]=[360*(r.x+u)/l-180,360/Math.PI*Math.atan(Math.exp(n*Math.PI/180))-90]}}var o,s,l=this.extent*Math.pow(2,r),u=this.extent*t,c=this.extent*e,p=this.loadGeometry(),h=n.types[this.type];switch(this.type){case 1:var f=[];for(o=0;o<p.length;o++)f[o]=p[o][0];p=f,i(p);break;case 2:for(o=0;o<p.length;o++)i(p[o]);break;case 3:for(p=a(p),o=0;o<p.length;o++)for(s=0;s<p[o].length;s++)i(p[o][s])}1===p.length?p=p[0]:h="Multi"+h;var d={type:"Feature",geometry:{type:h,coordinates:p},properties:this.properties};return"id"in this&&(d.id=this.id),d}},{"@mapbox/point-geometry":2}],9:[function(t,e,r){"use strict";function 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o(t,e){return"Polygon"===t.type?t.coordinates=a(t.coordinates,e):"MultiPolygon"===t.type&&(t.coordinates=t.coordinates.map(i(a,e))),t}function a(t,e){e=!!e,t[0]=s(t[0],e);for(var r=1;r<t.length;r++)t[r]=s(t[r],!e);return t}function s(t,e){return l(t)===e?t:t.reverse()}function l(t){return u.ring(t)>=0}var u=t("geojson-area");e.exports=n},{"geojson-area":12}],14:[function(t,e,r){"use strict";function n(t,e,r,n,a,l,u,c){if(r/=e,n/=e,u>=r&&c<=n)return t;if(u>n||c<r)return null;for(var p=[],h=0;h<t.length;h++){var f,d,m=t[h],v=m.geometry,y=m.type;if(f=m.min[a],d=m.max[a],f>=r&&d<=n)p.push(m);else if(!(f>n||d<r)){var g=1===y?i(v,r,n,a):o(v,r,n,a,l,3===y);g.length&&p.push(s(m.tags,y,g,m.id))}}return p.length?p:null}function i(t,e,r,n){for(var i=[],o=0;o<t.length;o++){var a=t[o],s=a[n];s>=e&&s<=r&&i.push(a)}return i}function o(t,e,r,n,i,o){for(var s=[],l=0;l<t.length;l++){var u,c,p,h=0,f=0,d=null,m=t[l],v=m.area,y=m.dist,g=m.outer,_=m.length,x=[];for(c=0;c<_-1;c++)u=d||m[c],d=m[c+1],h=f||u[n],f=d[n],h<e?f>r?(x.push(i(u,d,e),i(u,d,r)),o||(x=a(s,x,v,y,g))):f>=e&&x.push(i(u,d,e)):h>r?f<e?(x.push(i(u,d,r),i(u,d,e)),o||(x=a(s,x,v,y,g))):f<=r&&x.push(i(u,d,r)):(x.push(u),f<e?(x.push(i(u,d,e)),o||(x=a(s,x,v,y,g))):f>r&&(x.push(i(u,d,r)),o||(x=a(s,x,v,y,g))));u=m[_-1],h=u[n],h>=e&&h<=r&&x.push(u),p=x[x.length-1],o&&p&&(x[0][0]!==p[0]||x[0][1]!==p[1])&&x.push(x[0]),a(s,x,v,y,g)}return s}function a(t,e,r,n,i){return e.length&&(e.area=r,e.dist=n,void 0!==i&&(e.outer=i),t.push(e)),[]}e.exports=n;var s=t("./feature")},{"./feature":16}],15:[function(t,e,r){"use strict";function n(t,e){var r=[];if("FeatureCollection"===t.type)for(var n=0;n<t.features.length;n++)i(r,t.features[n],e);else"Feature"===t.type?i(r,t,e):i(r,{geometry:t},e);return r}function i(t,e,r){if(null!==e.geometry){var n,s,l,c,p=e.geometry,h=p.type,f=p.coordinates,d=e.properties,m=e.id;if("Point"===h)t.push(u(d,1,[a(f)],m));else if("MultiPoint"===h)t.push(u(d,1,o(f),m));else if("LineString"===h)t.push(u(d,2,[o(f,r)],m));else if("MultiLineString"===h||"Polygon"===h){for(l=[],n=0;n<f.length;n++)c=o(f[n],r),"Polygon"===h&&(c.outer=0===n),l.push(c);t.push(u(d,"Polygon"===h?3:2,l,m))}else if("MultiPolygon"===h){for(l=[],n=0;n<f.length;n++)for(s=0;s<f[n].length;s++)c=o(f[n][s],r),c.outer=0===s,l.push(c);t.push(u(d,3,l,m))}else{if("GeometryCollection"!==h)throw new Error("Input data is not a valid GeoJSON object.");for(n=0;n<p.geometries.length;n++)i(t,{geometry:p.geometries[n],properties:d},r)}}}function o(t,e){for(var r=[],n=0;n<t.length;n++)r.push(a(t[n]));return e&&(l(r,e),s(r)),r}function a(t){var e=Math.sin(t[1]*Math.PI/180),r=t[0]/360+.5,n=.5-.25*Math.log((1+e)/(1-e))/Math.PI;return n=n<0?0:n>1?1:n,[r,n,0]}function s(t){for(var e,r,n=0,i=0,o=0;o<t.length-1;o++)e=r||t[o],r=t[o+1],n+=e[0]*r[1]-r[0]*e[1],i+=Math.abs(r[0]-e[0])+Math.abs(r[1]-e[1]);t.area=Math.abs(n/2),t.dist=i}e.exports=n;var l=t("./simplify"),u=t("./feature")},{"./feature":16,"./simplify":18}],16:[function(t,e,r){"use strict";function n(t,e,r,n){var o={id:n||null,type:e,geometry:r,tags:t||null,min:[1/0,1/0],max:[-1/0,-1/0]};return i(o),o}function i(t){var e=t.geometry,r=t.min,n=t.max;if(1===t.type)o(r,n,e);else for(var i=0;i<e.length;i++)o(r,n,e[i]);return t}function o(t,e,r){for(var n,i=0;i<r.length;i++)n=r[i],t[0]=Math.min(n[0],t[0]),e[0]=Math.max(n[0],e[0]),t[1]=Math.min(n[1],t[1]),e[1]=Math.max(n[1],e[1])}e.exports=n},{}],17:[function(t,e,r){"use strict";function n(t,e){return new i(t,e)}function i(t,e){e=this.options=l(Object.create(this.options),e);var r=e.debug;r&&console.time("preprocess data");var n=1<<e.maxZoom,i=c(t,e.tolerance/(n*e.extent));this.tiles={},this.tileCoords=[],r&&(console.timeEnd("preprocess data"),console.log("index: maxZoom: %d, maxPoints: %d",e.indexMaxZoom,e.indexMaxPoints),console.time("generate tiles"),this.stats={},this.total=0),i=f(i,e.buffer/e.extent,a),i.length&&this.splitTile(i,0,0,0),r&&(i.length&&console.log("features: %d, points: %d",this.tiles[0].numFeatures,this.tiles[0].numPoints),console.timeEnd("generate tiles"),console.log("tiles generated:",this.total,JSON.stringify(this.stats)))}function o(t,e,r){return 32*((1<<t)*r+e)+t}function a(t,e,r){return[r,(r-t[0])*(e[1]-t[1])/(e[0]-t[0])+t[1],1]}function s(t,e,r){return[(r-t[1])*(e[0]-t[0])/(e[1]-t[1])+t[0],r,1]}function l(t,e){for(var r in e)t[r]=e[r];return t}function u(t,e,r){var n=t.source;if(1!==n.length)return!1;var i=n[0];if(3!==i.type||i.geometry.length>1)return!1;var o=i.geometry[0].length;if(5!==o)return!1;for(var a=0;a<o;a++){var s=p.point(i.geometry[0][a],e,t.z2,t.x,t.y);if(s[0]!==-r&&s[0]!==e+r||s[1]!==-r&&s[1]!==e+r)return!1}return!0}e.exports=n;var c=t("./convert"),p=t("./transform"),h=t("./clip"),f=t("./wrap"),d=t("./tile");i.prototype.options={maxZoom:14,indexMaxZoom:5,indexMaxPoints:1e5,solidChildren:!1,tolerance:3,extent:4096,buffer:64,debug:0},i.prototype.splitTile=function(t,e,r,n,i,l,c){for(var p=[t,e,r,n],f=this.options,m=f.debug,v=null;p.length;){n=p.pop(),r=p.pop(),e=p.pop(),t=p.pop();var y=1<<e,g=o(e,r,n),_=this.tiles[g],x=e===f.maxZoom?0:f.tolerance/(y*f.extent);if(!_&&(m>1&&console.time("creation"),_=this.tiles[g]=d(t,y,r,n,x,e===f.maxZoom),this.tileCoords.push({z:e,x:r,y:n}),m)){m>1&&(console.log("tile z%d-%d-%d (features: %d, points: %d, simplified: %d)",e,r,n,_.numFeatures,_.numPoints,_.numSimplified),console.timeEnd("creation"));var b="z"+e;this.stats[b]=(this.stats[b]||0)+1,this.total++}if(_.source=t,i){if(e===f.maxZoom||e===i)continue;var w=1<<i-e;if(r!==Math.floor(l/w)||n!==Math.floor(c/w))continue}else if(e===f.indexMaxZoom||_.numPoints<=f.indexMaxPoints)continue;if(f.solidChildren||!u(_,f.extent,f.buffer)){_.source=null,m>1&&console.time("clipping");var T,S,z,A,C,E,k=.5*f.buffer/f.extent,M=.5-k,L=.5+k,I=1+k;T=S=z=A=null,C=h(t,y,r-k,r+L,0,a,_.min[0],_.max[0]),E=h(t,y,r+M,r+I,0,a,_.min[0],_.max[0]),C&&(T=h(C,y,n-k,n+L,1,s,_.min[1],_.max[1]),S=h(C,y,n+M,n+I,1,s,_.min[1],_.max[1])),E&&(z=h(E,y,n-k,n+L,1,s,_.min[1],_.max[1]),A=h(E,y,n+M,n+I,1,s,_.min[1],_.max[1])),m>1&&console.timeEnd("clipping"),t.length&&(p.push(T||[],e+1,2*r,2*n),p.push(S||[],e+1,2*r,2*n+1),p.push(z||[],e+1,2*r+1,2*n),p.push(A||[],e+1,2*r+1,2*n+1))}else i&&(v=e)}return v},i.prototype.getTile=function(t,e,r){var n=this.options,i=n.extent,a=n.debug,s=1<<t;e=(e%s+s)%s;var l=o(t,e,r);if(this.tiles[l])return p.tile(this.tiles[l],i);a>1&&console.log("drilling down to z%d-%d-%d",t,e,r);for(var c,h=t,f=e,d=r;!c&&h>0;)h--,f=Math.floor(f/2),d=Math.floor(d/2),c=this.tiles[o(h,f,d)];if(!c||!c.source)return null;if(a>1&&console.log("found parent tile z%d-%d-%d",h,f,d),u(c,i,n.buffer))return p.tile(c,i);a>1&&console.time("drilling down");var m=this.splitTile(c.source,h,f,d,t,e,r);if(a>1&&console.timeEnd("drilling down"),null!==m){var v=1<<t-m;l=o(m,Math.floor(e/v),Math.floor(r/v))}return this.tiles[l]?p.tile(this.tiles[l],i):null}},{"./clip":14,"./convert":15,"./tile":19,"./transform":20,"./wrap":21}],18:[function(t,e,r){"use strict";function n(t,e){var r,n,o,a,s=e*e,l=t.length,u=0,c=l-1,p=[];for(t[u][2]=1,t[c][2]=1;c;){for(n=0,r=u+1;r<c;r++)(o=i(t[r],t[u],t[c]))>n&&(a=r,n=o);n>s?(t[a][2]=n,p.push(u),p.push(a),u=a):(c=p.pop(),u=p.pop())}}function i(t,e,r){var n=e[0],i=e[1],o=r[0],a=r[1],s=t[0],l=t[1],u=o-n,c=a-i;if(0!==u||0!==c){var p=((s-n)*u+(l-i)*c)/(u*u+c*c);p>1?(n=o,i=a):p>0&&(n+=u*p,i+=c*p)}return u=s-n,c=l-i,u*u+c*c}e.exports=n},{}],19:[function(t,e,r){"use strict";function n(t,e,r,n,o,a){for(var s={features:[],numPoints:0,numSimplified:0,numFeatures:0,source:null,x:r,y:n,z2:e,transformed:!1,min:[2,1],max:[-1,0]},l=0;l<t.length;l++){s.numFeatures++,i(s,t[l],o,a);var u=t[l].min,c=t[l].max;u[0]<s.min[0]&&(s.min[0]=u[0]),u[1]<s.min[1]&&(s.min[1]=u[1]),c[0]>s.max[0]&&(s.max[0]=c[0]),c[1]>s.max[1]&&(s.max[1]=c[1])}return s}function i(t,e,r,n){var i,a,s,l,u=e.geometry,c=e.type,p=[],h=r*r;if(1===c)for(i=0;i<u.length;i++)p.push(u[i]),t.numPoints++,t.numSimplified++;else for(i=0;i<u.length;i++)if(s=u[i],n||!(2===c&&s.dist<r||3===c&&s.area<h)){var f=[];for(a=0;a<s.length;a++)l=s[a],(n||l[2]>h)&&(f.push(l),t.numSimplified++),t.numPoints++;3===c&&o(f,s.outer),p.push(f)}else t.numPoints+=s.length;if(p.length){var d={geometry:p,type:c,tags:e.tags||null};null!==e.id&&(d.id=e.id),t.features.push(d)}}function o(t,e){a(t)<0===e&&t.reverse()}function a(t){for(var e,r,n=0,i=0,o=t.length,a=o-1;i<o;a=i++)e=t[i],r=t[a],n+=(r[0]-e[0])*(e[1]+r[1]);return n}e.exports=n},{}],20:[function(t,e,r){"use strict";function n(t,e){if(t.transformed)return t;var r,n,o,a=t.z2,s=t.x,l=t.y;for(r=0;r<t.features.length;r++){var u=t.features[r],c=u.geometry;if(1===u.type)for(n=0;n<c.length;n++)c[n]=i(c[n],e,a,s,l);else for(n=0;n<c.length;n++){var p=c[n];for(o=0;o<p.length;o++)p[o]=i(p[o],e,a,s,l)}}return t.transformed=!0,t}function i(t,e,r,n,i){return[Math.round(e*(t[0]*r-n)),Math.round(e*(t[1]*r-i))]}r.tile=n,r.point=i},{}],21:[function(t,e,r){"use strict";function n(t,e,r){var n=t,o=a(t,1,-1-e,e,0,r,-1,2),s=a(t,1,1-e,2+e,0,r,-1,2);return(o||s)&&(n=a(t,1,-e,1+e,0,r,-1,2)||[],o&&(n=i(o,1).concat(n)),s&&(n=n.concat(i(s,-1)))),n}function i(t,e){for(var r=[],n=0;n<t.length;n++){var i,a=t[n],l=a.type;if(1===l)i=o(a.geometry,e);else{i=[];for(var u=0;u<a.geometry.length;u++)i.push(o(a.geometry[u],e))}r.push(s(a.tags,l,i,a.id))}return r}function o(t,e){var r=[];r.area=t.area,r.dist=t.dist;for(var n=0;n<t.length;n++)r.push([t[n][0]+e,t[n][1],t[n][2]]);return r}var a=t("./clip"),s=t("./feature");e.exports=n},{"./clip":14,"./feature":16}],22:[function(t,e,r){"use strict";function n(t,e,r){var n=this.cells=[];if(t instanceof ArrayBuffer){this.arrayBuffer=t;var o=new Int32Array(this.arrayBuffer);t=o[0],e=o[1],r=o[2],this.d=e+2*r;for(var a=0;a<this.d*this.d;a++){var s=o[i+a],l=o[i+a+1];n.push(s===l?null:o.subarray(s,l))}var u=o[i+n.length],c=o[i+n.length+1];this.keys=o.subarray(u,c),this.bboxes=o.subarray(c),this.insert=this._insertReadonly}else{this.d=e+2*r;for(var p=0;p<this.d*this.d;p++)n.push([]);this.keys=[],this.bboxes=[]}this.n=e,this.extent=t,this.padding=r,this.scale=e/t,this.uid=0;var h=r/e*t;this.min=-h,this.max=t+h}e.exports=n;var i=3;n.prototype.insert=function(t,e,r,n,i){this._forEachCell(e,r,n,i,this._insertCell,this.uid++),this.keys.push(t),this.bboxes.push(e),this.bboxes.push(r),this.bboxes.push(n),this.bboxes.push(i)},n.prototype._insertReadonly=function(){throw"Cannot insert into a GridIndex created from an ArrayBuffer."},n.prototype._insertCell=function(t,e,r,n,i,o){this.cells[i].push(o)},n.prototype.query=function(t,e,r,n){var i=this.min,o=this.max;if(t<=i&&e<=i&&o<=r&&o<=n)return Array.prototype.slice.call(this.keys);var a=[],s={};return this._forEachCell(t,e,r,n,this._queryCell,a,s),a},n.prototype._queryCell=function(t,e,r,n,i,o,a){var s=this.cells[i];if(null!==s)for(var l=this.keys,u=this.bboxes,c=0;c<s.length;c++){var p=s[c];if(void 0===a[p]){var h=4*p;t<=u[h+2]&&e<=u[h+3]&&r>=u[h+0]&&n>=u[h+1]?(a[p]=!0,o.push(l[p])):a[p]=!1}}},n.prototype._forEachCell=function(t,e,r,n,i,o,a){for(var s=this._convertToCellCoord(t),l=this._convertToCellCoord(e),u=this._convertToCellCoord(r),c=this._convertToCellCoord(n),p=s;p<=u;p++)for(var h=l;h<=c;h++){var f=this.d*h+p;if(i.call(this,t,e,r,n,f,o,a))return}},n.prototype._convertToCellCoord=function(t){return Math.max(0,Math.min(this.d-1,Math.floor(t*this.scale)+this.padding))},n.prototype.toArrayBuffer=function(){if(this.arrayBuffer)return this.arrayBuffer;for(var t=this.cells,e=i+this.cells.length+1+1,r=0,n=0;n<this.cells.length;n++)r+=this.cells[n].length;var o=new Int32Array(e+r+this.keys.length+this.bboxes.length);o[0]=this.extent,o[1]=this.n,o[2]=this.padding;for(var a=e,s=0;s<t.length;s++){var l=t[s];o[i+s]=a,o.set(l,a),a+=l.length}return o[i+t.length]=a,o.set(this.keys,a),a+=this.keys.length,o[i+t.length+1]=a,o.set(this.bboxes,a),a+=this.bboxes.length,o.buffer}},{}],23:[function(t,e,r){r.read=function(t,e,r,n,i){var o,a,s=8*i-n-1,l=(1<<s)-1,u=l>>1,c=-7,p=r?i-1:0,h=r?-1:1,f=t[e+p];for(p+=h,o=f&(1<<-c)-1,f>>=-c,c+=s;c>0;o=256*o+t[e+p],p+=h,c-=8);for(a=o&(1<<-c)-1,o>>=-c,c+=n;c>0;a=256*a+t[e+p],p+=h,c-=8);if(0===o)o=1-u;else{if(o===l)return a?NaN:1/0*(f?-1:1);a+=Math.pow(2,n),o-=u}return(f?-1:1)*a*Math.pow(2,o-n)},r.write=function(t,e,r,n,i,o){var a,s,l,u=8*o-i-1,c=(1<<u)-1,p=c>>1,h=23===i?Math.pow(2,-24)-Math.pow(2,-77):0,f=n?0:o-1,d=n?1:-1,m=e<0||0===e&&1/e<0?1:0;for(e=Math.abs(e),isNaN(e)||e===1/0?(s=isNaN(e)?1:0,a=c):(a=Math.floor(Math.log(e)/Math.LN2),e*(l=Math.pow(2,-a))<1&&(a--,l*=2),e+=a+p>=1?h/l:h*Math.pow(2,1-p),e*l>=2&&(a++,l/=2),a+p>=c?(s=0,a=c):a+p>=1?(s=(e*l-1)*Math.pow(2,i),a+=p):(s=e*Math.pow(2,p-1)*Math.pow(2,i),a=0));i>=8;t[r+f]=255&s,f+=d,s/=256,i-=8);for(a=a<<i|s,u+=i;u>0;t[r+f]=255&a,f+=d,a/=256,u-=8);t[r+f-d]|=128*m}},{}],24:[function(t,e,r){"use strict";function n(t,e,r,n,o){return new i(t,e,r,n,o)}function i(t,e,r,n,i){e=e||o,r=r||a,i=i||Array,this.nodeSize=n||64,this.points=t,this.ids=new i(t.length),this.coords=new i(2*t.length);for(var l=0;l<t.length;l++)this.ids[l]=l,this.coords[2*l]=e(t[l]),this.coords[2*l+1]=r(t[l]);s(this.ids,this.coords,this.nodeSize,0,this.ids.length-1,0)}function o(t){return t[0]}function a(t){return t[1]}var s=t("./sort"),l=t("./range"),u=t("./within");e.exports=n,i.prototype={range:function(t,e,r,n){return l(this.ids,this.coords,t,e,r,n,this.nodeSize)},within:function(t,e,r){return u(this.ids,this.coords,t,e,r,this.nodeSize)}}},{"./range":25,"./sort":26,"./within":27}],25:[function(t,e,r){"use strict";function n(t,e,r,n,i,o,a){for(var s,l,u=[0,t.length-1,0],c=[];u.length;){var p=u.pop(),h=u.pop(),f=u.pop();if(h-f<=a)for(var d=f;d<=h;d++)s=e[2*d],l=e[2*d+1],s>=r&&s<=i&&l>=n&&l<=o&&c.push(t[d]);else{var m=Math.floor((f+h)/2);s=e[2*m],l=e[2*m+1],s>=r&&s<=i&&l>=n&&l<=o&&c.push(t[m]);var v=(p+1)%2;(0===p?r<=s:n<=l)&&(u.push(f),u.push(m-1),u.push(v)),(0===p?i>=s:o>=l)&&(u.push(m+1),u.push(h),u.push(v))}}return c}e.exports=n},{}],26:[function(t,e,r){"use strict";function n(t,e,r,o,a,s){if(!(a-o<=r)){var l=Math.floor((o+a)/2);i(t,e,l,o,a,s%2),n(t,e,r,o,l-1,s+1),n(t,e,r,l+1,a,s+1)}}function i(t,e,r,n,a,s){for(;a>n;){if(a-n>600){var l=a-n+1,u=r-n+1,c=Math.log(l),p=.5*Math.exp(2*c/3),h=.5*Math.sqrt(c*p*(l-p)/l)*(u-l/2<0?-1:1);i(t,e,r,Math.max(n,Math.floor(r-u*p/l+h)),Math.min(a,Math.floor(r+(l-u)*p/l+h)),s)}var f=e[2*r+s],d=n,m=a;for(o(t,e,n,r),e[2*a+s]>f&&o(t,e,n,a);d<m;){for(o(t,e,d,m),d++,m--;e[2*d+s]<f;)d++;for(;e[2*m+s]>f;)m--}e[2*n+s]===f?o(t,e,n,m):(m++,o(t,e,m,a)),m<=r&&(n=m+1),r<=m&&(a=m-1)}}function o(t,e,r,n){a(t,r,n),a(e,2*r,2*n),a(e,2*r+1,2*n+1)}function a(t,e,r){var n=t[e];t[e]=t[r],t[r]=n}e.exports=n},{}],27:[function(t,e,r){"use strict";function n(t,e,r,n,o,a){for(var s=[0,t.length-1,0],l=[],u=o*o;s.length;){var c=s.pop(),p=s.pop(),h=s.pop();if(p-h<=a)for(var f=h;f<=p;f++)i(e[2*f],e[2*f+1],r,n)<=u&&l.push(t[f]);else{var d=Math.floor((h+p)/2),m=e[2*d],v=e[2*d+1];i(m,v,r,n)<=u&&l.push(t[d]);var y=(c+1)%2;(0===c?r-o<=m:n-o<=v)&&(s.push(h),s.push(d-1),s.push(y)),(0===c?r+o>=m:n+o>=v)&&(s.push(d+1),s.push(p),s.push(y))}}return l}function i(t,e,r,n){var i=t-r,o=e-n;return i*i+o*o}e.exports=n},{}],28:[function(t,e,r){"use strict";function n(t){return!!(i()&&o()&&a()&&s()&&l()&&u()&&c()&&p(t&&t.failIfMajorPerformanceCaveat))}function i(){return"undefined"!=typeof window&&"undefined"!=typeof document}function o(){return Array.prototype&&Array.prototype.every&&Array.prototype.filter&&Array.prototype.forEach&&Array.prototype.indexOf&&Array.prototype.lastIndexOf&&Array.prototype.map&&Array.prototype.some&&Array.prototype.reduce&&Array.prototype.reduceRight&&Array.isArray}function a(){return Function.prototype&&Function.prototype.bind}function s(){return Object.keys&&Object.create&&Object.getPrototypeOf&&Object.getOwnPropertyNames&&Object.isSealed&&Object.isFrozen&&Object.isExtensible&&Object.getOwnPropertyDescriptor&&Object.defineProperty&&Object.defineProperties&&Object.seal&&Object.freeze&&Object.preventExtensions}function l(){return"JSON"in window&&"parse"in JSON&&"stringify"in JSON}function u(){return"Worker"in window}function c(){return"Uint8ClampedArray"in window}function p(t){return void 0===f[t]&&(f[t]=h(t)),f[t]}function h(t){var e=document.createElement("canvas"),r=Object.create(n.webGLContextAttributes);return r.failIfMajorPerformanceCaveat=t,e.probablySupportsContext?e.probablySupportsContext("webgl",r)||e.probablySupportsContext("experimental-webgl",r):e.supportsContext?e.supportsContext("webgl",r)||e.supportsContext("experimental-webgl",r):e.getContext("webgl",r)||e.getContext("experimental-webgl",r)}"undefined"!=typeof e&&e.exports?e.exports=n:window&&(window.mapboxgl=window.mapboxgl||{},window.mapboxgl.supported=n);var f={};n.webGLContextAttributes={antialias:!1,alpha:!0,stencil:!0,depth:!0}},{}],29:[function(t,e,r){"use strict";function n(t){this.buf=ArrayBuffer.isView&&ArrayBuffer.isView(t)?t:new Uint8Array(t||0),this.pos=0,this.type=0,this.length=this.buf.length}function i(t,e,r){var n,i,o=r.buf;if(i=o[r.pos++],n=(112&i)>>4,i<128)return a(t,n,e);if(i=o[r.pos++],n|=(127&i)<<3,i<128)return a(t,n,e);if(i=o[r.pos++],n|=(127&i)<<10,i<128)return a(t,n,e);if(i=o[r.pos++],n|=(127&i)<<17,i<128)return a(t,n,e);if(i=o[r.pos++],n|=(127&i)<<24,i<128)return a(t,n,e);if(i=o[r.pos++],n|=(1&i)<<31,i<128)return a(t,n,e);throw new Error("Expected varint not more than 10 bytes")}function o(t){return t.type===n.Bytes?t.readVarint()+t.pos:t.pos+1}function a(t,e,r){return r?4294967296*e+(t>>>0):4294967296*(e>>>0)+(t>>>0)}function s(t,e){var r,n;if(t>=0?(r=t%4294967296|0,n=t/4294967296|0):(r=~(-t%4294967296),n=~(-t/4294967296),4294967295^r?r=r+1|0:(r=0,n=n+1|0)),t>=0x10000000000000000||t<-0x10000000000000000)throw new Error("Given varint doesn't fit into 10 bytes");e.realloc(10),l(r,n,e),u(n,e)}function l(t,e,r){r.buf[r.pos++]=127&t|128,t>>>=7,r.buf[r.pos++]=127&t|128,t>>>=7,r.buf[r.pos++]=127&t|128,t>>>=7,r.buf[r.pos++]=127&t|128,t>>>=7,r.buf[r.pos]=127&t}function u(t,e){var r=(7&t)<<4;e.buf[e.pos++]|=r|((t>>>=3)?128:0),t&&(e.buf[e.pos++]=127&t|((t>>>=7)?128:0),t&&(e.buf[e.pos++]=127&t|((t>>>=7)?128:0),t&&(e.buf[e.pos++]=127&t|((t>>>=7)?128:0),t&&(e.buf[e.pos++]=127&t|((t>>>=7)?128:0),t&&(e.buf[e.pos++]=127&t)))))}function c(t,e,r){var n=e<=16383?1:e<=2097151?2:e<=268435455?3:Math.ceil(Math.log(e)/(7*Math.LN2));r.realloc(n);for(var i=r.pos-1;i>=t;i--)r.buf[i+n]=r.buf[i]}function p(t,e){for(var r=0;r<t.length;r++)e.writeVarint(t[r])}function h(t,e){for(var r=0;r<t.length;r++)e.writeSVarint(t[r])}function f(t,e){for(var r=0;r<t.length;r++)e.writeFloat(t[r])}function d(t,e){for(var r=0;r<t.length;r++)e.writeDouble(t[r])}function m(t,e){for(var r=0;r<t.length;r++)e.writeBoolean(t[r])}function v(t,e){for(var r=0;r<t.length;r++)e.writeFixed32(t[r])}function y(t,e){for(var r=0;r<t.length;r++)e.writeSFixed32(t[r])}function g(t,e){for(var r=0;r<t.length;r++)e.writeFixed64(t[r])}function _(t,e){for(var r=0;r<t.length;r++)e.writeSFixed64(t[r])}function 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n,i,o=0;o<e.length;o++){if((n=e.charCodeAt(o))>55295&&n<57344){if(!i){n>56319||o+1===e.length?(t[r++]=239,t[r++]=191,t[r++]=189):i=n;continue}if(n<56320){t[r++]=239,t[r++]=191,t[r++]=189,i=n;continue}n=i-55296<<10|n-56320|65536,i=null}else i&&(t[r++]=239,t[r++]=191,t[r++]=189,i=null);n<128?t[r++]=n:(n<2048?t[r++]=n>>6|192:(n<65536?t[r++]=n>>12|224:(t[r++]=n>>18|240,t[r++]=n>>12&63|128),t[r++]=n>>6&63|128),t[r++]=63&n|128)}return r}e.exports=n;var z=t("ieee754");n.Varint=0,n.Fixed64=1,n.Bytes=2,n.Fixed32=5;n.prototype={destroy:function(){this.buf=null},readFields:function(t,e,r){for(r=r||this.length;this.pos<r;){var n=this.readVarint(),i=n>>3,o=this.pos;this.type=7&n,t(i,e,this),this.pos===o&&this.skip(n)}return e},readMessage:function(t,e){return this.readFields(t,e,this.readVarint()+this.pos)},readFixed32:function(){var t=x(this.buf,this.pos);return this.pos+=4,t},readSFixed32:function(){var t=w(this.buf,this.pos);return this.pos+=4,t},readFixed64:function(){var 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this.pos=t,e},readPackedVarint:function(t,e){var r=o(this);for(t=t||[];this.pos<r;)t.push(this.readVarint(e));return t},readPackedSVarint:function(t){var e=o(this);for(t=t||[];this.pos<e;)t.push(this.readSVarint());return t},readPackedBoolean:function(t){var e=o(this);for(t=t||[];this.pos<e;)t.push(this.readBoolean());return t},readPackedFloat:function(t){var e=o(this);for(t=t||[];this.pos<e;)t.push(this.readFloat());return t},readPackedDouble:function(t){var e=o(this);for(t=t||[];this.pos<e;)t.push(this.readDouble());return t},readPackedFixed32:function(t){var e=o(this);for(t=t||[];this.pos<e;)t.push(this.readFixed32());return t},readPackedSFixed32:function(t){var e=o(this);for(t=t||[];this.pos<e;)t.push(this.readSFixed32());return t},readPackedFixed64:function(t){var e=o(this);for(t=t||[];this.pos<e;)t.push(this.readFixed64());return t},readPackedSFixed64:function(t){var e=o(this);for(t=t||[];this.pos<e;)t.push(this.readSFixed64());return t},skip:function(t){var e=7&t;if(e===n.Varint)for(;this.buf[this.pos++]>127;);else if(e===n.Bytes)this.pos=this.readVarint()+this.pos;else if(e===n.Fixed32)this.pos+=4;else{if(e!==n.Fixed64)throw new Error("Unimplemented type: "+e);this.pos+=8}},writeTag:function(t,e){this.writeVarint(t<<3|e)},realloc:function(t){for(var e=this.length||16;e<this.pos+t;)e*=2;if(e!==this.length){var r=new Uint8Array(e);r.set(this.buf),this.buf=r,this.length=e}},finish:function(){return this.length=this.pos,this.pos=0,this.buf.subarray(0,this.length)},writeFixed32:function(t){this.realloc(4),b(this.buf,t,this.pos),this.pos+=4},writeSFixed32:function(t){this.realloc(4),b(this.buf,t,this.pos),this.pos+=4},writeFixed64:function(t){this.realloc(8),b(this.buf,-1&t,this.pos),b(this.buf,Math.floor(t*(1/4294967296)),this.pos+4),this.pos+=8},writeSFixed64:function(t){this.realloc(8),b(this.buf,-1&t,this.pos),b(this.buf,Math.floor(t*(1/4294967296)),this.pos+4),this.pos+=8},writeVarint:function(t){if((t=+t||0)>268435455||t<0)return void 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0;this.e1=this.e2=this.e3=-1,l&&(v=t[u-2],A=h.sub(v)._unit()._perp());for(var C=c;C<u;C++)if(!(S=l&&C===u-1?t[c+1]:t[C+1])||!t[C].equals(S)){A&&(z=A),v&&(T=v),v=t[C],A=S?S.sub(v)._unit()._perp():z,z=z||A;var E=z.add(A);0===E.x&&0===E.y||E._unit();var k=E.x*A.x+E.y*A.y,M=0!==k?1/k:1/0,L=k<y&&T&&S;if(L&&C>c){var I=v.dist(T);if(I>2*p){var P=v.sub(v.sub(T)._mult(p/I)._round());a.distance+=P.dist(T),a.addCurrentVertex(P,a.distance,z.mult(1),0,0,!1,f),T=P}}var R=T&&S,D=R?r:S?x:b;if(R&&"round"===D&&(M<o?D="miter":M<=2&&(D="fakeround")),"miter"===D&&M>i&&(D="bevel"),"bevel"===D&&(M>2&&(D="flipbevel"),M<i&&(D="miter")),T&&(a.distance+=v.dist(T)),"miter"===D)E._mult(M),a.addCurrentVertex(v,a.distance,E,0,0,!1,f);else if("flipbevel"===D){if(M>100)E=A.clone().mult(-1);else{var O=z.x*A.y-z.y*A.x>0?-1:1,B=M*z.add(A).mag()/z.sub(A).mag();E._perp()._mult(B*O)}a.addCurrentVertex(v,a.distance,E,0,0,!1,f),a.addCurrentVertex(v,a.distance,E.mult(-1),0,0,!1,f)}else if("bevel"===D||"fakeround"===D){var F=z.x*A.y-z.y*A.x>0,j=-Math.sqrt(M*M-1);if(F?(_=0,g=j):(g=0,_=j),w||a.addCurrentVertex(v,a.distance,z,g,_,!1,f),"fakeround"===D){for(var V=Math.floor(8*(.5-(k-.5))),N=void 0,U=0;U<V;U++)N=A.mult((U+1)/(V+1))._add(z)._unit(),a.addPieSliceVertex(v,a.distance,N,F,f);a.addPieSliceVertex(v,a.distance,E,F,f);for(var $=V-1;$>=0;$--)N=z.mult(($+1)/(V+1))._add(A)._unit(),a.addPieSliceVertex(v,a.distance,N,F,f)}S&&a.addCurrentVertex(v,a.distance,A,-g,-_,!1,f)}else"butt"===D?(w||a.addCurrentVertex(v,a.distance,z,0,0,!1,f),S&&a.addCurrentVertex(v,a.distance,A,0,0,!1,f)):"square"===D?(w||(a.addCurrentVertex(v,a.distance,z,1,1,!1,f),a.e1=a.e2=-1),S&&a.addCurrentVertex(v,a.distance,A,-1,-1,!1,f)):"round"===D&&(w||(a.addCurrentVertex(v,a.distance,z,0,0,!1,f),a.addCurrentVertex(v,a.distance,z,1,1,!0,f),a.e1=a.e2=-1),S&&(a.addCurrentVertex(v,a.distance,A,-1,-1,!0,f),a.addCurrentVertex(v,a.distance,A,0,0,!1,f)));if(L&&C<u-1){var q=v.dist(S);if(q>2*p){var Z=v.add(S.sub(v)._mult(p/q)._round());a.distance+=Z.dist(v),a.addCurrentVertex(Z,a.distance,A.mult(1),0,0,!1,f),v=Z}}w=!1}this.programConfigurations.populatePaintArrays(this.layoutVertexArray.length,s)}},w.prototype.addCurrentVertex=function(t,e,r,i,o,a,s){var l,u=this.layoutVertexArray,c=this.indexArray;l=r.clone(),i&&l._sub(r.perp()._mult(i)),n(u,t,l,a,!1,i,e),this.e3=s.vertexLength++,this.e1>=0&&this.e2>=0&&(c.emplaceBack(this.e1,this.e2,this.e3),s.primitiveLength++),this.e1=this.e2,this.e2=this.e3,l=r.mult(-1),o&&l._sub(r.perp()._mult(o)),n(u,t,l,a,!0,-o,e),this.e3=s.vertexLength++,this.e1>=0&&this.e2>=0&&(c.emplaceBack(this.e1,this.e2,this.e3),s.primitiveLength++),this.e1=this.e2,this.e2=this.e3,e>_/2&&(this.distance=0,this.addCurrentVertex(t,this.distance,r,i,o,a,s))},w.prototype.addPieSliceVertex=function(t,e,r,i,o){r=r.mult(i?-1:1);var a=this.layoutVertexArray,s=this.indexArray;n(a,t,r,!1,i,0,e),this.e3=o.vertexLength++,this.e1>=0&&this.e2>=0&&(s.emplaceBack(this.e1,this.e2,this.e3),o.primitiveLength++),i?this.e2=this.e3:this.e1=this.e3},w.programInterface=x,e.exports=w},{"../../gl/index_buffer":61,"../../gl/vertex_buffer":62,"../extent":48,"../index_array_type":50,"../load_geometry":51,"../program_configuration":53,"../segment":55,"../vertex_array_type":56,"@mapbox/vector-tile":6}],47:[function(t,e,r){"use strict";function n(t,e,r,n,i,o,a,s){t.emplaceBack(e,r,Math.round(64*n),Math.round(64*i),o,a,s?s[0]:void 0,s?s[1]:void 0)}function i(t,e,r,n){var i=2*Math.PI,o=b((r+i)%i/i*255,10*n);t.emplaceBack(e.x,e.y,o),t.emplaceBack(e.x,e.y,o),t.emplaceBack(e.x,e.y,o),t.emplaceBack(e.x,e.y,o)}function o(t,e,r,n,i,o){return t.emplaceBack(e.x,e.y,r.x,r.y,Math.round(n.x),Math.round(n.y),10*i,10*o)}function a(t,e,r){var n={};if(n.isFeatureConstant=e.isLayoutValueFeatureConstant(r),n.isZoomConstant=e.isLayoutValueZoomConstant(r),n.isFeatureConstant&&(n.layoutSize=e.getLayoutValue(r,{zoom:t+1})),!n.isZoomConstant){for(var i=e.getLayoutValueStopZoomLevels(r),o=0;o<i.length&&i[o]<=t;)o++;o=Math.max(0,o-1);for(var a=o;a<i.length&&i[a]<t+1;)a++;a=Math.min(i.length-1,a),n.coveringZoomRange=[i[o],i[a]],e.isLayoutValueFeatureConstant(r)&&(n.coveringStopValues=[e.getLayoutValue(r,{zoom:i[o]}),e.getLayoutValue(r,{zoom:i[a]})]),n.functionBase=e.getLayoutProperty(r).base,void 0===n.functionBase&&(n.functionBase=1),n.functionType=e.getLayoutProperty(r).type||"exponential"}return n}function s(t,e,r,n,i){return t.isLayoutValueZoomConstant(n)&&!t.isLayoutValueFeatureConstant(n)?[10*t.getLayoutValue(n,{},i)]:t.isLayoutValueZoomConstant(n)||t.isLayoutValueFeatureConstant(n)?null:[10*t.getLayoutValue(n,{zoom:r[0]},i),10*t.getLayoutValue(n,{zoom:r[1]},i)]}var l=t("@mapbox/point-geometry"),u=t("../segment"),c=u.SegmentVector,p=t("../../gl/vertex_buffer"),h=t("../../gl/index_buffer"),f=t("../program_configuration"),d=f.ProgramConfigurationSet,m=t("../vertex_array_type"),v=t("../index_array_type"),y=v.TriangleIndexArray,g=v.LineIndexArray,_=t("../extent"),x=t("../../shaders/encode_attribute"),b=x.packUint8ToFloat,w=t("../../symbol/anchor"),T=t("../../symbol/get_anchors"),S=t("../../util/token"),z=t("../../symbol/quads"),A=z.getGlyphQuads,C=z.getIconQuads,E=t("../../symbol/shaping"),k=E.shapeText,M=E.shapeIcon,L=E.WritingMode,I=t("../../symbol/transform_text"),P=t("../../symbol/mergelines"),R=t("../../symbol/clip_line"),D=t("../../util/util"),O=t("../../util/script_detection"),B=t("../load_geometry"),F=t("../../symbol/collision_feature"),j=t("../../util/find_pole_of_inaccessibility"),V=t("../../util/classify_rings"),N=t("@mapbox/vector-tile").VectorTileFeature.types,U=t("../../util/struct_array"),$=t("../../util/verticalize_punctuation"),q=U({members:[{type:"Int16",name:"anchorX"},{type:"Int16",name:"anchorY"},{type:"Uint16",name:"glyphStartIndex"},{type:"Uint16",name:"numGlyphs"},{type:"Uint32",name:"lineStartIndex"},{type:"Uint32",name:"lineLength"},{type:"Uint16",name:"segment"},{type:"Uint16",name:"lowerSize"},{type:"Uint16",name:"upperSize"},{type:"Float32",name:"lineOffsetX"},{type:"Float32",name:"lineOffsetY"},{type:"Float32",name:"placementZoom"},{type:"Uint8",name:"vertical"}]}),Z=U({members:[{type:"Float32",name:"offsetX"}]}),G=U({members:[{type:"Int16",name:"x"},{type:"Int16",name:"y"}]}),W=[{name:"a_pos_offset",components:4,type:"Int16"},{name:"a_data",components:4,type:"Uint16"}],H=[{name:"a_projected_pos",components:3,type:"Float32"}],X={text:{layoutAttributes:W,dynamicLayoutAttributes:H,indexArrayType:y,paintAttributes:[{property:"text-color",name:"fill_color"},{property:"text-halo-color",name:"halo_color"},{property:"text-halo-width",name:"halo_width"},{property:"text-halo-blur",name:"halo_blur"},{property:"text-opacity",name:"opacity"}]},icon:{layoutAttributes:W,dynamicLayoutAttributes:H,indexArrayType:y,paintAttributes:[{property:"icon-color",name:"fill_color"},{property:"icon-halo-color",name:"halo_color"},{property:"icon-halo-width",name:"halo_width"},{property:"icon-halo-blur",name:"halo_blur"},{property:"icon-opacity",name:"opacity"}]},collisionBox:{layoutAttributes:[{name:"a_pos",components:2,type:"Int16"},{name:"a_anchor_pos",components:2,type:"Int16"},{name:"a_extrude",components:2,type:"Int16"},{name:"a_data",components:2,type:"Uint8"}],indexArrayType:g}},K=function(t,e,r,n){this.programInterface=t;var i=m(t.layoutAttributes),o=t.indexArrayType;if(this.layoutVertexArray=new i(n&&n.layoutVertexArray),this.indexArray=new o(n&&n.indexArray),this.programConfigurations=new d(t,e,r,n&&n.programConfigurations),this.segments=new c(n&&n.segments),t.dynamicLayoutAttributes){var a=m(t.dynamicLayoutAttributes);this.dynamicLayoutVertexArray=new a(n&&n.dynamicLayoutVertexArray)}};K.prototype.serialize=function(t){return{layoutVertexArray:this.layoutVertexArray.serialize(t),indexArray:this.indexArray.serialize(t),programConfigurations:this.programConfigurations.serialize(t),segments:this.segments.get(),dynamicLayoutVertexArray:this.dynamicLayoutVertexArray&&this.dynamicLayoutVertexArray.serialize(t)}},K.prototype.upload=function(t){this.layoutVertexBuffer=new p(t,this.layoutVertexArray),this.indexBuffer=new h(t,this.indexArray),this.programConfigurations.upload(t),this.programInterface.dynamicLayoutAttributes&&(this.dynamicLayoutVertexBuffer=new p(t,this.dynamicLayoutVertexArray,!0))},K.prototype.destroy=function(){this.layoutVertexBuffer&&(this.layoutVertexBuffer.destroy(),this.indexBuffer.destroy(),this.programConfigurations.destroy(),this.segments.destroy(),this.dynamicLayoutVertexBuffer&&this.dynamicLayoutVertexBuffer.destroy())};var J=function(t){if(this.collisionBoxArray=t.collisionBoxArray,this.zoom=t.zoom,this.overscaling=t.overscaling,this.layers=t.layers,this.index=t.index,this.sdfIcons=t.sdfIcons,this.iconsNeedLinear=t.iconsNeedLinear,this.pixelRatio=t.pixelRatio,t.text)this.text=new K(X.text,t.layers,t.zoom,t.text),this.icon=new K(X.icon,t.layers,t.zoom,t.icon),this.collisionBox=new K(X.collisionBox,t.layers,t.zoom,t.collisionBox),this.textSizeData=t.textSizeData,this.iconSizeData=t.iconSizeData,this.placedGlyphArray=new q(t.placedGlyphArray),this.placedIconArray=new q(t.placedIconArray),this.glyphOffsetArray=new Z(t.glyphOffsetArray),this.lineVertexArray=new G(t.lineVertexArray);else{var e=this.layers[0];this.textSizeData=a(this.zoom,e,"text-size"),this.iconSizeData=a(this.zoom,e,"icon-size")}};J.prototype.populate=function(t,e){var r=this,n=this.layers[0],i=n.layout,o=i["text-font"],a=(!n.isLayoutValueFeatureConstant("text-field")||i["text-field"])&&o,s=!n.isLayoutValueFeatureConstant("icon-image")||i["icon-image"];if(this.features=[],a||s){for(var l=e.iconDependencies,u=e.glyphDependencies,c=u[o]=u[o]||{},p={zoom:this.zoom},h=0,f=t;h<f.length;h+=1){var d=f[h],m=d.feature,v=d.index,y=d.sourceLayerIndex;if(n.filter(m)){var g=void 0;a&&(g=n.getLayoutValue("text-field",p,m.properties),n.isLayoutValueFeatureConstant("text-field")&&(g=S(m.properties,g)),g=I(g,n,p,m.properties));var _=void 0;if(s&&(_=n.getLayoutValue("icon-image",p,m.properties),n.isLayoutValueFeatureConstant("icon-image")&&(_=S(m.properties,_))),(g||_)&&(r.features.push({text:g,icon:_,index:v,sourceLayerIndex:y,geometry:B(m),properties:m.properties,type:N[m.type]}),_&&(l[_]=!0),g))for(var x="map"===i["text-rotation-alignment"]&&"line"===i["symbol-placement"],b=O.allowsVerticalWritingMode(g),w=0;w<g.length;w++)if(c[g.charCodeAt(w)]=!0,x&&b){var T=$.lookup[g.charAt(w)];T&&(c[T.charCodeAt(0)]=!0)}}}"line"===i["symbol-placement"]&&(this.features=P(this.features))}},J.prototype.isEmpty=function(){return 0===this.icon.layoutVertexArray.length&&0===this.text.layoutVertexArray.length&&0===this.collisionBox.layoutVertexArray.length},J.prototype.serialize=function(t){return{zoom:this.zoom,layerIds:this.layers.map(function(t){return t.id}),sdfIcons:this.sdfIcons,iconsNeedLinear:this.iconsNeedLinear,textSizeData:this.textSizeData,iconSizeData:this.iconSizeData,placedGlyphArray:this.placedGlyphArray.serialize(t),placedIconArray:this.placedIconArray.serialize(t),glyphOffsetArray:this.glyphOffsetArray.serialize(t),lineVertexArray:this.lineVertexArray.serialize(t),text:this.text.serialize(t),icon:this.icon.serialize(t),collisionBox:this.collisionBox.serialize(t)}},J.prototype.upload=function(t){this.text.upload(t),this.icon.upload(t),this.collisionBox.upload(t)},J.prototype.destroy=function(){this.text.destroy(),this.icon.destroy(),this.collisionBox.destroy()},J.prototype.prepare=function(t,e,r,n){var i=this;this.symbolInstances=[];var o=512*this.overscaling;this.tilePixelRatio=_/o,this.compareText={},this.iconsNeedLinear=!1;for(var a=this.layers[0].layout,s=24*a["text-line-height"],l=a["text-font"].join(","),u="map"===a["text-rotation-alignment"]&&"line"===a["symbol-placement"],c=t[l]||{},p=e[l]||{},h=0,f=i.features;h<f.length;h+=1){var d=f[h],m={},v=d.text;if(v){var y=i.layers[0].getLayoutValue("text-offset",{zoom:i.zoom},d.properties).map(function(t){return 24*t}),g=24*i.layers[0].getLayoutValue("text-letter-spacing",{zoom:i.zoom},d.properties),x=O.allowsLetterSpacing(v)?g:0,b=i.layers[0].getLayoutValue("text-anchor",{zoom:i.zoom},d.properties),w=i.layers[0].getLayoutValue("text-justify",{zoom:i.zoom},d.properties),T="line"!==a["symbol-placement"]?24*i.layers[0].getLayoutValue("text-max-width",{zoom:i.zoom},d.properties):0,S=function(t,e){return k(t,c,T,s,b,w,x,y,24,e)};m[L.horizontal]=S(v,L.horizontal),O.allowsVerticalWritingMode(v)&&u&&(m[L.vertical]=S(v,L.vertical))}var z=void 0;if(d.icon){var A=r[d.icon];A&&(z=M(n[d.icon],i.layers[0].getLayoutValue("icon-offset",{zoom:i.zoom},d.properties),i.layers[0].getLayoutValue("icon-anchor",{zoom:i.zoom},d.properties)),void 0===i.sdfIcons?i.sdfIcons=A.sdf:i.sdfIcons!==A.sdf&&D.warnOnce("Style sheet warning: Cannot mix SDF and non-SDF icons in one buffer"),A.pixelRatio!==i.pixelRatio?i.iconsNeedLinear=!0:0===a["icon-rotate"]&&i.layers[0].isLayoutValueFeatureConstant("icon-rotate")||(i.iconsNeedLinear=!0))}(m[L.horizontal]||z)&&i.addFeature(d,m,z,p)}},J.prototype.addFeature=function(t,e,r,n){var i=this,o=this.layers[0].getLayoutValue("text-size",{zoom:this.zoom+1},t.properties),a=this.layers[0].getLayoutValue("icon-size",{zoom:this.zoom+1},t.properties),s=this.layers[0].getLayoutValue("text-offset",{zoom:this.zoom},t.properties),l=this.layers[0].getLayoutValue("icon-offset",{zoom:this.zoom},t.properties),u=this.layers[0].getLayoutValue("text-size",{zoom:18},t.properties);void 0===u&&(u=o);var c=this.layers[0].layout,p=o/24,h=this.tilePixelRatio*p,f=this.tilePixelRatio*u/24,d=this.tilePixelRatio*a,m=this.tilePixelRatio*c["symbol-spacing"],v=c["symbol-avoid-edges"],y=c["text-padding"]*this.tilePixelRatio,g=c["icon-padding"]*this.tilePixelRatio,x=c["text-max-angle"]/180*Math.PI,b="map"===c["text-rotation-alignment"]&&"line"===c["symbol-placement"],S="map"===c["icon-rotation-alignment"]&&"line"===c["symbol-placement"],z=c["text-allow-overlap"]||c["icon-allow-overlap"]||c["text-ignore-placement"]||c["icon-ignore-placement"],A=c["symbol-placement"],C=m/2,E=function(o,a){var u=!(a.x<0||a.x>_||a.y<0||a.y>_);if(!v||u){var c=u||z;i.addSymbolInstance(a,o,e,r,i.layers[0],c,i.collisionBoxArray,t.index,t.sourceLayerIndex,i.index,h,y,b,s,d,g,S,l,{zoom:i.zoom},t.properties,n)}};if("line"===A)for(var k=0,M=R(t.geometry,0,0,_,_);k<M.length;k+=1)for(var I=M[k],P=T(I,m,x,e[L.vertical]||e[L.horizontal],r,24,f,i.overscaling,_),D=0,O=P;D<O.length;D+=1){var B=O[D],F=e[L.horizontal];F&&i.anchorIsTooClose(F.text,C,B)||E(I,B)}else if("Polygon"===t.type)for(var N=0,U=V(t.geometry,0);N<U.length;N+=1){var $=U[N],q=j($,16);E($[0],new w(q.x,q.y,0))}else if("LineString"===t.type)for(var Z=0,G=t.geometry;Z<G.length;Z+=1){var W=G[Z];E(W,new w(W[0].x,W[0].y,0))}else if("Point"===t.type)for(var H=0,X=t.geometry;H<X.length;H+=1)for(var K=X[H],J=0,Y=K;J<Y.length;J+=1){var Q=Y[J];E([Q],new w(Q.x,Q.y,0))}},J.prototype.anchorIsTooClose=function(t,e,r){var n=this.compareText;if(t in n){for(var i=n[t],o=i.length-1;o>=0;o--)if(r.dist(i[o])<e)return!0}else n[t]=[];return n[t].push(r),!1},J.prototype.place=function(t,e){var r=this;this.text=new K(X.text,this.layers,this.zoom),this.icon=new K(X.icon,this.layers,this.zoom),this.collisionBox=new K(X.collisionBox,this.layers,this.zoom),this.placedGlyphArray=new q,this.placedIconArray=new q,this.glyphOffsetArray=new Z,this.lineVertexArray=new G;var n=this.layers[0],i=n.layout,o=t.maxScale,a="map"===i["text-rotation-alignment"]&&"line"===i["symbol-placement"],l="map"===i["icon-rotation-alignment"]&&"line"===i["symbol-placement"];if(i["text-allow-overlap"]||i["icon-allow-overlap"]||i["text-ignore-placement"]||i["icon-ignore-placement"]){var u=t.angle,c=Math.sin(u),p=Math.cos(u);this.symbolInstances.sort(function(t,e){return(c*t.anchor.x+p*t.anchor.y|0)-(c*e.anchor.x+p*e.anchor.y|0)||e.featureIndex-t.featureIndex})}for(var h=0,f=r.symbolInstances;h<f.length;h+=1){var d=f[h],m={boxStartIndex:d.textBoxStartIndex,boxEndIndex:d.textBoxEndIndex},v={boxStartIndex:d.iconBoxStartIndex,boxEndIndex:d.iconBoxEndIndex},y=!(d.textBoxStartIndex===d.textBoxEndIndex),g=!(d.iconBoxStartIndex===d.iconBoxEndIndex),_=i["text-optional"]||!y,x=i["icon-optional"]||!g,b=y?t.placeCollisionFeature(m,i["text-allow-overlap"],i["symbol-avoid-edges"]):t.minScale,w=g?t.placeCollisionFeature(v,i["icon-allow-overlap"],i["symbol-avoid-edges"]):t.minScale;if(_||x?!x&&b?b=Math.max(w,b):!_&&w&&(w=Math.max(w,b)):w=b=Math.max(w,b),y||g){for(var T=d.line,S=r.lineVertexArray.length,z=0;z<T.length;z++)r.lineVertexArray.emplaceBack(T[z].x,T[z].y);var A=r.lineVertexArray.length-S;if(y&&(t.insertCollisionFeature(m,b,i["text-ignore-placement"]),b<=o)){var C=s(n,r.zoom,r.textSizeData.coveringZoomRange,"text-size",d.featureProperties);r.addSymbols(r.text,d.glyphQuads,b,C,i["text-keep-upright"],d.textOffset,a,t.angle,d.featureProperties,d.writingModes,d.anchor,S,A,r.placedGlyphArray)}if(g&&(t.insertCollisionFeature(v,w,i["icon-ignore-placement"]),w<=o)){var E=s(n,r.zoom,r.iconSizeData.coveringZoomRange,"icon-size",d.featureProperties);r.addSymbols(r.icon,d.iconQuads,w,E,i["icon-keep-upright"],d.iconOffset,l,t.angle,d.featureProperties,0,d.anchor,S,A,r.placedIconArray)}}}e&&this.addToDebugBuffers(t)},J.prototype.addSymbols=function(t,e,r,o,a,s,l,u,c,p,h,f,d,m){for(var v=this,y=t.indexArray,g=t.layoutVertexArray,_=t.dynamicLayoutVertexArray,x=this.zoom,b=Math.max(Math.log(r)/Math.LN2+x,0),w=this.glyphOffsetArray.length,T=(h.angle+u+2*Math.PI)%(2*Math.PI),S=T>1*Math.PI/4&&T<=3*Math.PI/4||T>5*Math.PI/4&&T<=7*Math.PI/4,z=Boolean(p&L.vertical)&&S,A=0,C=e;A<C.length;A+=1){var E=C[A];if(!l||!a||E.writingMode===L.vertical===z){var k=E.tl,M=E.tr,I=E.bl,P=E.br,R=E.tex,D=t.segments.prepareSegment(4,t.layoutVertexArray,t.indexArray),O=D.vertexLength,B=E.glyphOffset[1];n(g,h.x,h.y,k.x,B+k.y,R.x,R.y,o),n(g,h.x,h.y,M.x,B+M.y,R.x+R.w,R.y,o),n(g,h.x,h.y,I.x,B+I.y,R.x,R.y+R.h,o),n(g,h.x,h.y,P.x,B+P.y,R.x+R.w,R.y+R.h,o),i(_,h,0,b),y.emplaceBack(O,O+1,O+2),y.emplaceBack(O+1,O+2,O+3),D.vertexLength+=4,D.primitiveLength+=2,v.glyphOffsetArray.emplaceBack(E.glyphOffset[0])}}m.emplaceBack(h.x,h.y,w,this.glyphOffsetArray.length-w,f,d,h.segment,o?o[0]:0,o?o[1]:0,s[0],s[1],b,z),t.programConfigurations.populatePaintArrays(t.layoutVertexArray.length,c)},J.prototype.addToDebugBuffers=function(t){for(var e=this,r=this.collisionBox,n=r.layoutVertexArray,i=r.indexArray,a=-t.angle,s=t.yStretch,u=0,c=e.symbolInstances;u<c.length;u+=1){var p=c[u];p.textCollisionFeature={boxStartIndex:p.textBoxStartIndex,boxEndIndex:p.textBoxEndIndex},p.iconCollisionFeature={boxStartIndex:p.iconBoxStartIndex,boxEndIndex:p.iconBoxEndIndex};for(var h=0;h<2;h++){var f=p[0===h?"textCollisionFeature":"iconCollisionFeature"];if(f)for(var d=f.boxStartIndex;d<f.boxEndIndex;d++){var m=e.collisionBoxArray.get(d);if(!(1===t.perspectiveRatio&&m.maxScale<1)){var v=m.anchorPoint,y=new l(m.x1,m.y1*s)._rotate(a),g=new l(m.x2,m.y1*s)._rotate(a),_=new l(m.x1,m.y2*s)._rotate(a),x=new l(m.x2,m.y2*s)._rotate(a),b=Math.max(0,Math.min(25,e.zoom+Math.log(m.maxScale)/Math.LN2)),w=Math.max(0,Math.min(25,e.zoom+Math.log(m.placementScale)/Math.LN2)),T=r.segments.prepareSegment(4,r.layoutVertexArray,r.indexArray),S=T.vertexLength;o(n,v,p.anchor,y,b,w),o(n,v,p.anchor,g,b,w),o(n,v,p.anchor,x,b,w),o(n,v,p.anchor,_,b,w),i.emplaceBack(S,S+1),i.emplaceBack(S+1,S+2),i.emplaceBack(S+2,S+3),i.emplaceBack(S+3,S),T.vertexLength+=4,T.primitiveLength+=4}}}}},J.prototype.addSymbolInstance=function(t,e,r,n,i,o,a,s,l,u,c,p,h,f,d,m,v,y,g,_,x){var b,w,T=[],S=[];for(var z in r){var E=parseInt(z,10);r[E]&&(S=S.concat(o?A(t,r[E],i,h,g,_,x):[]),b=new F(a,e,t,s,l,u,r[E],c,p,h,!1))}var k=b?b.boxStartIndex:this.collisionBoxArray.length,M=b?b.boxEndIndex:this.collisionBoxArray.length;n&&(T=o?C(t,n,i,v,r[L.horizontal],g,_):[],w=new F(a,e,t,s,l,u,n,d,m,v,!0));var I=w?w.boxStartIndex:this.collisionBoxArray.length,P=w?w.boxEndIndex:this.collisionBoxArray.length;M>J.MAX_INSTANCES&&D.warnOnce("Too many symbols being rendered in a tile. See https://github.com/mapbox/mapbox-gl-js/issues/2907"),P>J.MAX_INSTANCES&&D.warnOnce("Too many glyphs being rendered in a tile. See https://github.com/mapbox/mapbox-gl-js/issues/2907");var R=(r[L.vertical]?L.vertical:0)|(r[L.horizontal]?L.horizontal:0);this.symbolInstances.push({textBoxStartIndex:k,textBoxEndIndex:M,iconBoxStartIndex:I,iconBoxEndIndex:P,glyphQuads:S,iconQuads:T,textOffset:f,iconOffset:y,anchor:t,line:e,featureIndex:s,featureProperties:_,writingModes:R})},J.programInterfaces=X,J.MAX_INSTANCES=65535,J.addDynamicAttributes=i,e.exports=J},{"../../gl/index_buffer":61,"../../gl/vertex_buffer":62,"../../shaders/encode_attribute":85,"../../symbol/anchor":167,"../../symbol/clip_line":169,"../../symbol/collision_feature":171,"../../symbol/get_anchors":173,"../../symbol/mergelines":174,"../../symbol/quads":176,"../../symbol/shaping":177,"../../symbol/transform_text":179,"../../util/classify_rings":205,"../../util/find_pole_of_inaccessibility":211,"../../util/script_detection":218,"../../util/struct_array":220,"../../util/token":222,"../../util/util":223,"../../util/verticalize_punctuation":225,"../extent":48,"../index_array_type":50,"../load_geometry":51,"../program_configuration":53,"../segment":55,"../vertex_array_type":56,"@mapbox/point-geometry":2,"@mapbox/vector-tile":6}],48:[function(t,e,r){"use strict";e.exports=8192},{}],49:[function(t,e,r){"use strict";function n(t,e){return e-t}var i=(t("@mapbox/point-geometry"),t("./load_geometry")),o=t("./extent"),a=t("../style-spec/feature_filter"),s=t("../util/struct_array"),l=t("grid-index"),u=t("../util/dictionary_coder"),c=t("@mapbox/vector-tile"),p=t("pbf"),h=t("../util/vectortile_to_geojson"),f=t("../util/util").arraysIntersect,d=s({members:[{type:"Uint32",name:"featureIndex"},{type:"Uint16",name:"sourceLayerIndex"},{type:"Uint16",name:"bucketIndex"}]}),m=function(t,e,r,n){this.coord=t,this.overscaling=e,this.x=t.x,this.y=t.y,this.z=t.z-Math.log(e)/Math.LN2,this.grid=r||new l(o,16,0),this.featureIndexArray=n||new d};m.deserialize=function(t,e,r){var n=new m(t.coord,t.overscaling,new l(t.grid),new d(t.featureIndexArray));return n.rawTileData=e,n.bucketLayerIDs=t.bucketLayerIDs,n.setCollisionTile(r),n},m.prototype.insert=function(t,e,r,n,i){var o=this,a=this.featureIndexArray.length;this.featureIndexArray.emplaceBack(r,n,i);for(var s=0;s<e.length;s++){for(var l=e[s],u=[1/0,1/0,-1/0,-1/0],c=0;c<l.length;c++){var p=l[c];u[0]=Math.min(u[0],p.x),u[1]=Math.min(u[1],p.y),u[2]=Math.max(u[2],p.x),u[3]=Math.max(u[3],p.y)}o.grid.insert(a,u[0],u[1],u[2],u[3])}},m.prototype.setCollisionTile=function(t){this.collisionTile=t},m.prototype.serialize=function(t){var e=this.grid.toArrayBuffer();return t&&t.push(e),{coord:this.coord,overscaling:this.overscaling,grid:e,featureIndexArray:this.featureIndexArray.serialize(t),bucketLayerIDs:this.bucketLayerIDs}},m.prototype.query=function(t,e){this.vtLayers||(this.vtLayers=new c.VectorTile(new p(this.rawTileData)).layers,this.sourceLayerCoder=new u(this.vtLayers?Object.keys(this.vtLayers).sort():["_geojsonTileLayer"]));for(var r={},i=t.params||{},s=o/t.tileSize/t.scale,l=a(i.filter),h=t.queryGeometry,f=t.additionalRadius*s,d=1/0,m=1/0,v=-1/0,y=-1/0,g=0;g<h.length;g++)for(var _=h[g],x=0;x<_.length;x++){var b=_[x];d=Math.min(d,b.x),m=Math.min(m,b.y),v=Math.max(v,b.x),y=Math.max(y,b.y)}var w=this.grid.query(d-f,m-f,v+f,y+f);w.sort(n),this.filterMatching(r,w,this.featureIndexArray,h,l,i.layers,e,t.bearing,s);var T=this.collisionTile.queryRenderedSymbols(h,t.scale);return T.sort(),this.filterMatching(r,T,this.collisionTile.collisionBoxArray,h,l,i.layers,e,t.bearing,s),r},m.prototype.filterMatching=function(t,e,r,n,o,a,s,l,u){for(var c,p=this,d=0;d<e.length;d++){var m=e[d];if(m!==c){c=m;var v=r.get(m),y=p.bucketLayerIDs[v.bucketIndex];if(!a||f(a,y)){var g=p.sourceLayerCoder.decode(v.sourceLayerIndex),_=p.vtLayers[g],x=_.feature(v.featureIndex);if(o(x))for(var b=null,w=0;w<y.length;w++){var T=y[w];if(!(a&&a.indexOf(T)<0)){var S=s[T];if(S&&("symbol"===S.type||(b||(b=i(x)),S.queryIntersectsFeature(n,x,b,p.z,l,u)))){var z=new h(x,p.z,p.x,p.y);z.layer=S.serialize();var A=t[T];void 0===A&&(A=t[T]=[]),A.push({featureIndex:m,feature:z})}}}}}}},m.prototype.hasLayer=function(t){for(var e=this,r=0,n=e.bucketLayerIDs;r<n.length;r+=1)for(var i=n[r],o=0,a=i;o<a.length;o+=1){var s=a[o];if(t===s)return!0}return!1},e.exports=m},{"../style-spec/feature_filter":110,"../util/dictionary_coder":207,"../util/struct_array":220,"../util/util":223,"../util/vectortile_to_geojson":224,"./extent":48,"./load_geometry":51,"@mapbox/point-geometry":2,"@mapbox/vector-tile":6,"grid-index":22,pbf:29}],50:[function(t,e,r){"use strict";function n(t){return i({members:[{type:"Uint16",name:"vertices",components:t}]})}var i=t("../util/struct_array");e.exports={LineIndexArray:n(2),TriangleIndexArray:n(3)}},{"../util/struct_array":220}],51:[function(t,e,r){"use strict";var n=t("../util/util"),i=t("./extent"),o=function(t){return{min:-1*Math.pow(2,t-1),max:Math.pow(2,t-1)-1}}(16);e.exports=function(t){for(var e=i/t.extent,r=t.loadGeometry(),a=0;a<r.length;a++)for(var s=r[a],l=0;l<s.length;l++){var u=s[l];u.x=Math.round(u.x*e),u.y=Math.round(u.y*e),(u.x<o.min||u.x>o.max||u.y<o.min||u.y>o.max)&&n.warnOnce("Geometry exceeds allowed extent, reduce your vector tile buffer size")}return r}},{"../util/util":223,"./extent":48}],52:[function(t,e,r){"use strict";var n=t("../util/struct_array"),i=n({members:[{name:"a_pos",type:"Int16",components:2}]});e.exports=i},{"../util/struct_array":220}],53:[function(t,e,r){"use strict";function n(t){return[a(255*t[0],255*t[1]),a(255*t[2],255*t[3])]}var i=t("./vertex_array_type"),o=t("../style-spec/function").interpolationFactor,a=t("../shaders/encode_attribute").packUint8ToFloat,s=t("../gl/vertex_buffer"),l=function(t,e,r,n){this.name=t,this.type=e,this.property=r,this.useIntegerZoom=n};l.prototype.defines=function(){return["#define HAS_UNIFORM_u_"+this.name]},l.prototype.populatePaintArray=function(){},l.prototype.setUniforms=function(t,e,r,n){var i=n.zoom,o=r.getPaintValue(this.property,{zoom:this.useIntegerZoom?Math.floor(i):i});"color"===this.type?t.uniform4fv(e.uniforms["u_"+this.name],o):t.uniform1f(e.uniforms["u_"+this.name],o)};var u=function(t,e,r){this.name=t,this.type=e,this.property=r};u.prototype.defines=function(){return[]},u.prototype.populatePaintArray=function(t,e,r,i,o,a){var s=this,l=t.getPaintValue(this.property,void 0,a);if("color"===this.type)for(var u=n(l),c=i;c<o;c++){var p=e.get(c);p["a_"+s.name+"0"]=u[0],p["a_"+s.name+"1"]=u[1]}else{for(var h=i;h<o;h++)e.get(h)["a_"+s.name]=l;var f=r[this.property];f.max=Math.max(f.max,l)}},u.prototype.setUniforms=function(t,e){t.uniform1f(e.uniforms["a_"+this.name+"_t"],0)};var c=function(t,e,r,n,i){this.name=t,this.type=e,this.property=r,this.useIntegerZoom=n,this.zoom=i};c.prototype.defines=function(){return[]},c.prototype.populatePaintArray=function(t,e,r,i,o,a){var s=this,l=t.getPaintValue(this.property,{zoom:this.zoom},a),u=t.getPaintValue(this.property,{zoom:this.zoom+1},a);if("color"===this.type)for(var c=n(l),p=n(u),h=i;h<o;h++){var f=e.get(h);f["a_"+s.name+"0"]=c[0],f["a_"+s.name+"1"]=c[1],f["a_"+s.name+"2"]=p[0],f["a_"+s.name+"3"]=p[1]}else{for(var d=i;d<o;d++){var m=e.get(d);m["a_"+s.name+"0"]=l,m["a_"+s.name+"1"]=u}var v=r[this.property];v.max=Math.max(v.max,l,u)}},c.prototype.setUniforms=function(t,e,r,n){var i=n.zoom,a=o(this.useIntegerZoom?Math.floor(i):i,1,this.zoom,this.zoom+1);t.uniform1f(e.uniforms["a_"+this.name+"_t"],a)};var p=function(){this.binders={},this.cacheKey=""};p.createDynamic=function(t,e,r){for(var n=new p,o=[],a=0,s=t.paintAttributes||[];a<s.length;a+=1){var h=s[a],f=h.property,d=h.useIntegerZoom||!1,m=h.name||f.replace(e.type+"-","").replace(/-/g,"_"),v=e._paintSpecifications[f].type;e.isPaintValueFeatureConstant(f)?(n.binders[m]=new l(m,v,f,d),n.cacheKey+="/u_"+m):e.isPaintValueZoomConstant(f)?(n.binders[m]=new u(m,v,f),n.cacheKey+="/a_"+m,o.push({name:"a_"+m,type:"Float32",components:"color"===v?2:1})):(n.binders[m]=new c(m,v,f,d,r),n.cacheKey+="/z_"+m,o.push({name:"a_"+m,type:"Float32",components:"color"===v?4:2}))}return n.PaintVertexArray=i(o),n.interface=t,n.layer=e,n},p.createBasicFill=function(){var t=new p;return t.binders.color=new l("color","color","fill-color",!1),t.cacheKey+="/u_color",t.binders.opacity=new l("opacity","number","fill-opacity",!1),t.cacheKey+="/u_opacity",t},p.prototype.createPaintPropertyStatistics=function(){var t=this,e={};for(var r in t.binders)e[t.binders[r].property]={max:-1/0};return e},p.prototype.populatePaintArray=function(t,e){var r=this,n=this.paintVertexArray;if(0!==n.bytesPerElement){var i=n.length;n.resize(t);for(var o in r.binders)r.binders[o].populatePaintArray(r.layer,n,r.paintPropertyStatistics,i,t,e)}},p.prototype.defines=function(){var t=this,e=[];for(var r in t.binders)e.push.apply(e,t.binders[r].defines());return e},p.prototype.setUniforms=function(t,e,r,n){var i=this;for(var o in i.binders)i.binders[o].setUniforms(t,e,r,n)},p.prototype.serialize=function(t){return 0===this.paintVertexArray.length?null:{array:this.paintVertexArray.serialize(t),type:this.paintVertexArray.constructor.serialize(),statistics:this.paintPropertyStatistics}},p.deserialize=function(t,e,r,n){var o=p.createDynamic(t,e,r);return n&&(o.PaintVertexArray=i(n.type.members),o.paintVertexArray=new o.PaintVertexArray(n.array),o.paintPropertyStatistics=n.statistics),o},p.prototype.upload=function(t){this.paintVertexArray&&(this.paintVertexBuffer=new s(t,this.paintVertexArray))},p.prototype.destroy=function(){this.paintVertexBuffer&&this.paintVertexBuffer.destroy()};var h=function(t,e,r,n){var i=this;if(this.programConfigurations={},n)for(var o=0,a=e;o<a.length;o+=1){var s=a[o];i.programConfigurations[s.id]=p.deserialize(t,s,r,n[s.id])}else for(var l=0,u=e;l<u.length;l+=1){var c=u[l],h=p.createDynamic(t,c,r);h.paintVertexArray=new h.PaintVertexArray,h.paintPropertyStatistics=h.createPaintPropertyStatistics(),i.programConfigurations[c.id]=h}};h.prototype.populatePaintArrays=function(t,e){var r=this;for(var n in r.programConfigurations)r.programConfigurations[n].populatePaintArray(t,e)},h.prototype.serialize=function(t){var e=this,r={};for(var n in e.programConfigurations){var i=e.programConfigurations[n].serialize(t);i&&(r[n]=i)}return r},h.prototype.get=function(t){return this.programConfigurations[t]},h.prototype.upload=function(t){var e=this;for(var r in e.programConfigurations)e.programConfigurations[r].upload(t)},h.prototype.destroy=function(){var t=this;for(var e in t.programConfigurations)t.programConfigurations[e].destroy()},e.exports={ProgramConfiguration:p,ProgramConfigurationSet:h}},{"../gl/vertex_buffer":62,"../shaders/encode_attribute":85,"../style-spec/function":112,"./vertex_array_type":56}],54:[function(t,e,r){"use strict";var n=t("../util/struct_array"),i=n({members:[{name:"a_pos",type:"Int16",components:2},{name:"a_texture_pos",type:"Int16",components:2}]});e.exports=i},{"../util/struct_array":220}],55:[function(t,e,r){"use strict";var n=t("../util/util"),i=n.warnOnce,o=Math.pow(2,16)-1,a=function(t){void 0===t&&(t=[]),this.segments=t};a.prototype.prepareSegment=function(t,r,n){var a=this.segments[this.segments.length-1];return t>o&&i("Max vertices per segment is "+o+": bucket requested "+t),(!a||a.vertexLength+t>e.exports.MAX_VERTEX_ARRAY_LENGTH)&&(a={vertexOffset:r.length,primitiveOffset:n.length,vertexLength:0,primitiveLength:0},this.segments.push(a)),a},a.prototype.get=function(){return this.segments},a.prototype.destroy=function(){for(var t=this,e=0,r=t.segments;e<r.length;e+=1){var n=r[e];for(var i in n.vaos)n.vaos[i].destroy()}},e.exports={SegmentVector:a,MAX_VERTEX_ARRAY_LENGTH:o}},{"../util/util":223}],56:[function(t,e,r){"use strict";function n(t){return i({members:t,alignment:4})}var i=t("../util/struct_array");e.exports=n},{"../util/struct_array":220}],57:[function(t,e,r){"use strict";var n=function(t,e,r){this.column=t,this.row=e,this.zoom=r};n.prototype.clone=function(){return new n(this.column,this.row,this.zoom)},n.prototype.zoomTo=function(t){return this.clone()._zoomTo(t)},n.prototype.sub=function(t){return this.clone()._sub(t)},n.prototype._zoomTo=function(t){var e=Math.pow(2,t-this.zoom);return this.column*=e,this.row*=e,this.zoom=t,this},n.prototype._sub=function(t){return t=t.zoomTo(this.zoom),this.column-=t.column,this.row-=t.row,this},e.exports=n},{}],58:[function(t,e,r){"use strict";var n=t("../util/util").wrap,i=function(t,e){if(isNaN(t)||isNaN(e))throw new Error("Invalid LngLat object: ("+t+", "+e+")");if(this.lng=+t,this.lat=+e,this.lat>90||this.lat<-90)throw new Error("Invalid LngLat latitude value: must be between -90 and 90")};i.prototype.wrap=function(){return new i(n(this.lng,-180,180),this.lat)},i.prototype.toArray=function(){return[this.lng,this.lat]},i.prototype.toString=function(){return"LngLat("+this.lng+", "+this.lat+")"},i.prototype.toBounds=function(e){var r=360*e/40075017,n=r/Math.cos(Math.PI/180*this.lat);return new(t("./lng_lat_bounds"))(new i(this.lng-n,this.lat-r),new i(this.lng+n,this.lat+r))},i.convert=function(t){if(t instanceof i)return t;if(Array.isArray(t)&&2===t.length)return new i(Number(t[0]),Number(t[1]));if(!Array.isArray(t)&&"object"==typeof t&&null!==t)return new i(Number(t.lng),Number(t.lat));throw new Error("`LngLatLike` argument must be specified as a LngLat instance, an object {lng: <lng>, lat: <lat>}, or an array of [<lng>, <lat>]")},e.exports=i},{"../util/util":223,"./lng_lat_bounds":59}],59:[function(t,e,r){"use strict";var n=t("./lng_lat"),i=function(t,e){t&&(e?this.setSouthWest(t).setNorthEast(e):4===t.length?this.setSouthWest([t[0],t[1]]).setNorthEast([t[2],t[3]]):this.setSouthWest(t[0]).setNorthEast(t[1]))};i.prototype.setNorthEast=function(t){return this._ne=t instanceof n?new n(t.lng,t.lat):n.convert(t),this},i.prototype.setSouthWest=function(t){return this._sw=t instanceof n?new n(t.lng,t.lat):n.convert(t),this},i.prototype.extend=function(t){var e,r,o=this._sw,a=this._ne;if(t instanceof n)e=t,r=t;else{if(!(t instanceof i))return Array.isArray(t)?t.every(Array.isArray)?this.extend(i.convert(t)):this.extend(n.convert(t)):this;if(e=t._sw,r=t._ne,!e||!r)return this}return o||a?(o.lng=Math.min(e.lng,o.lng),o.lat=Math.min(e.lat,o.lat),a.lng=Math.max(r.lng,a.lng),a.lat=Math.max(r.lat,a.lat)):(this._sw=new n(e.lng,e.lat),this._ne=new n(r.lng,r.lat)),this},i.prototype.getCenter=function(){return new n((this._sw.lng+this._ne.lng)/2,(this._sw.lat+this._ne.lat)/2)},i.prototype.getSouthWest=function(){return this._sw},i.prototype.getNorthEast=function(){return this._ne},i.prototype.getNorthWest=function(){return new n(this.getWest(),this.getNorth())},i.prototype.getSouthEast=function(){return new n(this.getEast(),this.getSouth())},i.prototype.getWest=function(){return this._sw.lng},i.prototype.getSouth=function(){return this._sw.lat},i.prototype.getEast=function(){return this._ne.lng},i.prototype.getNorth=function(){return this._ne.lat},i.prototype.toArray=function(){return[this._sw.toArray(),this._ne.toArray()]},i.prototype.toString=function(){return"LngLatBounds("+this._sw.toString()+", "+this._ne.toString()+")"},i.convert=function(t){return!t||t instanceof i?t:new i(t)},e.exports=i},{"./lng_lat":58}],60:[function(t,e,r){"use strict";var n=t("./lng_lat"),i=t("@mapbox/point-geometry"),o=t("./coordinate"),a=t("../util/util"),s=t("../style-spec/util/interpolate"),l=t("../source/tile_coord"),u=t("../data/extent"),c=t("@mapbox/gl-matrix"),p=c.vec4,h=c.mat4,f=c.mat2,d=function(t,e,r){this.tileSize=512,this._renderWorldCopies=void 0===r||r,this._minZoom=t||0,this._maxZoom=e||22,this.latRange=[-85.05113,85.05113],this.width=0,this.height=0,this._center=new n(0,0),this.zoom=0,this.angle=0,this._fov=.6435011087932844,this._pitch=0,this._unmodified=!0},m={minZoom:{},maxZoom:{},renderWorldCopies:{},worldSize:{},centerPoint:{},size:{},bearing:{},pitch:{},fov:{},zoom:{},center:{},unmodified:{},x:{},y:{},point:{}};m.minZoom.get=function(){return this._minZoom},m.minZoom.set=function(t){this._minZoom!==t&&(this._minZoom=t,this.zoom=Math.max(this.zoom,t))},m.maxZoom.get=function(){return this._maxZoom},m.maxZoom.set=function(t){this._maxZoom!==t&&(this._maxZoom=t,this.zoom=Math.min(this.zoom,t))},m.renderWorldCopies.get=function(){return this._renderWorldCopies},m.worldSize.get=function(){return this.tileSize*this.scale},m.centerPoint.get=function(){return this.size._div(2)},m.size.get=function(){return new i(this.width,this.height)},m.bearing.get=function(){return-this.angle/Math.PI*180},m.bearing.set=function(t){var e=-a.wrap(t,-180,180)*Math.PI/180;this.angle!==e&&(this._unmodified=!1,this.angle=e,this._calcMatrices(),this.rotationMatrix=f.create(),f.rotate(this.rotationMatrix,this.rotationMatrix,this.angle))},m.pitch.get=function(){return this._pitch/Math.PI*180},m.pitch.set=function(t){var e=a.clamp(t,0,60)/180*Math.PI;this._pitch!==e&&(this._unmodified=!1,this._pitch=e,this._calcMatrices())},m.fov.get=function(){return this._fov/Math.PI*180},m.fov.set=function(t){t=Math.max(.01,Math.min(60,t)),this._fov!==t&&(this._unmodified=!1,this._fov=t/180*Math.PI,this._calcMatrices())},m.zoom.get=function(){return this._zoom},m.zoom.set=function(t){var e=Math.min(Math.max(t,this.minZoom),this.maxZoom);this._zoom!==e&&(this._unmodified=!1,this._zoom=e,this.scale=this.zoomScale(e),this.tileZoom=Math.floor(e),this.zoomFraction=e-this.tileZoom,this._constrain(),this._calcMatrices())},m.center.get=function(){return this._center},m.center.set=function(t){t.lat===this._center.lat&&t.lng===this._center.lng||(this._unmodified=!1,this._center=t,this._constrain(),this._calcMatrices())},d.prototype.coveringZoomLevel=function(t){return(t.roundZoom?Math.round:Math.floor)(this.zoom+this.scaleZoom(this.tileSize/t.tileSize))},d.prototype.getVisibleWrappedCoordinates=function(t){for(var e=this.pointCoordinate(new i(0,0),0),r=this.pointCoordinate(new i(this.width,0),0),n=Math.floor(e.column),o=Math.floor(r.column),a=[t],s=n;s<=o;s++)0!==s&&a.push(new l(t.z,t.x,t.y,s));return a},d.prototype.coveringTiles=function(t){var e=this.coveringZoomLevel(t),r=e;if(void 0!==t.minzoom&&e<t.minzoom)return[];void 0!==t.maxzoom&&e>t.maxzoom&&(e=t.maxzoom);var n=this.pointCoordinate(this.centerPoint,e),o=new i(n.column-.5,n.row-.5),a=[this.pointCoordinate(new i(0,0),e),this.pointCoordinate(new i(this.width,0),e),this.pointCoordinate(new i(this.width,this.height),e),this.pointCoordinate(new i(0,this.height),e)];return l.cover(e,a,t.reparseOverscaled?r:e,this._renderWorldCopies).sort(function(t,e){return o.dist(t)-o.dist(e)})},d.prototype.resize=function(t,e){this.width=t,this.height=e,this.pixelsToGLUnits=[2/t,-2/e],this._constrain(),this._calcMatrices()},m.unmodified.get=function(){return this._unmodified},d.prototype.zoomScale=function(t){return Math.pow(2,t)},d.prototype.scaleZoom=function(t){return Math.log(t)/Math.LN2},d.prototype.project=function(t){return new i(this.lngX(t.lng),this.latY(t.lat))},d.prototype.unproject=function(t){return new n(this.xLng(t.x),this.yLat(t.y))},m.x.get=function(){return this.lngX(this.center.lng)},m.y.get=function(){return this.latY(this.center.lat)},m.point.get=function(){return new i(this.x,this.y)},d.prototype.lngX=function(t){return(180+t)*this.worldSize/360},d.prototype.latY=function(t){return(180-180/Math.PI*Math.log(Math.tan(Math.PI/4+t*Math.PI/360)))*this.worldSize/360},d.prototype.xLng=function(t){return 360*t/this.worldSize-180},d.prototype.yLat=function(t){var e=180-360*t/this.worldSize;return 360/Math.PI*Math.atan(Math.exp(e*Math.PI/180))-90},d.prototype.setLocationAtPoint=function(t,e){var r=this.pointCoordinate(e)._sub(this.pointCoordinate(this.centerPoint));this.center=this.coordinateLocation(this.locationCoordinate(t)._sub(r)),this._renderWorldCopies&&(this.center=this.center.wrap())},d.prototype.locationPoint=function(t){return this.coordinatePoint(this.locationCoordinate(t))},d.prototype.pointLocation=function(t){return this.coordinateLocation(this.pointCoordinate(t))},d.prototype.locationCoordinate=function(t){return new o(this.lngX(t.lng)/this.tileSize,this.latY(t.lat)/this.tileSize,this.zoom).zoomTo(this.tileZoom)},d.prototype.coordinateLocation=function(t){var e=t.zoomTo(this.zoom);return new n(this.xLng(e.column*this.tileSize),this.yLat(e.row*this.tileSize))},d.prototype.pointCoordinate=function(t,e){void 0===e&&(e=this.tileZoom);var r=[t.x,t.y,0,1],n=[t.x,t.y,1,1];p.transformMat4(r,r,this.pixelMatrixInverse),p.transformMat4(n,n,this.pixelMatrixInverse);var i=r[3],a=n[3],l=r[0]/i,u=n[0]/a,c=r[1]/i,h=n[1]/a,f=r[2]/i,d=n[2]/a,m=f===d?0:(0-f)/(d-f);return new o(s(l,u,m)/this.tileSize,s(c,h,m)/this.tileSize,this.zoom)._zoomTo(e)},d.prototype.coordinatePoint=function(t){var e=t.zoomTo(this.zoom),r=[e.column*this.tileSize,e.row*this.tileSize,0,1];return p.transformMat4(r,r,this.pixelMatrix),new i(r[0]/r[3],r[1]/r[3])},d.prototype.calculatePosMatrix=function(t,e){var r=t.toCoordinate(e),n=this.worldSize/this.zoomScale(r.zoom),i=h.identity(new Float64Array(16));return h.translate(i,i,[r.column*n,r.row*n,0]),h.scale(i,i,[n/u,n/u,1]),h.multiply(i,this.projMatrix,i),new Float32Array(i)},d.prototype.cameraToTileDistance=function(t){var e=this.calculatePosMatrix(t.coord,t.sourceMaxZoom),r=[t.tileSize/2,t.tileSize/2,0,1];return p.transformMat4(r,r,e),r[3]},d.prototype._constrain=function(){if(this.center&&this.width&&this.height&&!this._constraining){this._constraining=!0;var t,e,r,n,o=-90,a=90,s=-180,l=180,u=this.size,c=this._unmodified;if(this.latRange){var p=this.latRange;o=this.latY(p[1]),a=this.latY(p[0]),t=a-o<u.y?u.y/(a-o):0}if(this.lngRange){var h=this.lngRange;s=this.lngX(h[0]),l=this.lngX(h[1]),e=l-s<u.x?u.x/(l-s):0}var f=Math.max(e||0,t||0);if(f)return this.center=this.unproject(new i(e?(l+s)/2:this.x,t?(a+o)/2:this.y)),this.zoom+=this.scaleZoom(f),this._unmodified=c,void(this._constraining=!1);if(this.latRange){var d=this.y,m=u.y/2;d-m<o&&(n=o+m),d+m>a&&(n=a-m)}if(this.lngRange){var v=this.x,y=u.x/2;v-y<s&&(r=s+y),v+y>l&&(r=l-y)}void 0===r&&void 0===n||(this.center=this.unproject(new i(void 0!==r?r:this.x,void 0!==n?n:this.y))),this._unmodified=c,this._constraining=!1}},d.prototype._calcMatrices=function(){if(this.height){this.cameraToCenterDistance=.5/Math.tan(this._fov/2)*this.height;var t=this._fov/2,e=Math.PI/2+this._pitch,r=Math.sin(t)*this.cameraToCenterDistance/Math.sin(Math.PI-e-t),n=Math.cos(Math.PI/2-this._pitch)*r+this.cameraToCenterDistance,i=1.01*n,o=new Float64Array(16);h.perspective(o,this._fov,this.width/this.height,1,i),h.scale(o,o,[1,-1,1]),h.translate(o,o,[0,0,-this.cameraToCenterDistance]),h.rotateX(o,o,this._pitch),h.rotateZ(o,o,this.angle),h.translate(o,o,[-this.x,-this.y,0]);var a=this.worldSize/(2*Math.PI*6378137*Math.abs(Math.cos(this.center.lat*(Math.PI/180))));if(h.scale(o,o,[1,1,a,1]),this.projMatrix=o,o=h.create(),h.scale(o,o,[this.width/2,-this.height/2,1]),h.translate(o,o,[1,-1,0]),this.pixelMatrix=h.multiply(new Float64Array(16),o,this.projMatrix),!(o=h.invert(new Float64Array(16),this.pixelMatrix)))throw new Error("failed to invert matrix");this.pixelMatrixInverse=o}},Object.defineProperties(d.prototype,m),e.exports=d},{"../data/extent":48,"../source/tile_coord":101,"../style-spec/util/interpolate":127,"../util/util":223,"./coordinate":57,"./lng_lat":58,"@mapbox/gl-matrix":1,"@mapbox/point-geometry":2}],61:[function(t,e,r){"use strict";var n=function(t,e){this.gl=t,this.buffer=t.createBuffer(),void 0===t.extVertexArrayObject&&(t.extVertexArrayObject=t.getExtension("OES_vertex_array_object")),t.extVertexArrayObject&&t.extVertexArrayObject.bindVertexArrayOES(null),t.bindBuffer(t.ELEMENT_ARRAY_BUFFER,this.buffer),t.bufferData(t.ELEMENT_ARRAY_BUFFER,e.arrayBuffer,t.STATIC_DRAW),delete e.arrayBuffer};n.prototype.bind=function(){this.gl.bindBuffer(this.gl.ELEMENT_ARRAY_BUFFER,this.buffer)},n.prototype.destroy=function(){this.buffer&&(this.gl.deleteBuffer(this.buffer),delete this.buffer)},e.exports=n},{}],62:[function(t,e,r){"use strict";var n={Int8:"BYTE",Uint8:"UNSIGNED_BYTE",Int16:"SHORT",Uint16:"UNSIGNED_SHORT",Int32:"INT",Uint32:"UNSIGNED_INT",Float32:"FLOAT"},i=function(t,e,r){this.length=e.length,this.attributes=e.members,this.itemSize=e.bytesPerElement,this.dynamicDraw=r,this.gl=t,this.buffer=t.createBuffer(),this.gl.bindBuffer(t.ARRAY_BUFFER,this.buffer),this.gl.bufferData(t.ARRAY_BUFFER,e.arrayBuffer,this.dynamicDraw?t.DYNAMIC_DRAW:t.STATIC_DRAW),this.dynamicDraw||delete e.arrayBuffer};i.prototype.bind=function(){this.gl.bindBuffer(this.gl.ARRAY_BUFFER,this.buffer)},i.prototype.updateData=function(t){this.bind(),this.gl.bufferSubData(this.gl.ARRAY_BUFFER,0,t.arrayBuffer)},i.prototype.enableAttributes=function(t,e){for(var r=this,n=0;n<this.attributes.length;n++){var i=r.attributes[n],o=e.attributes[i.name];void 0!==o&&t.enableVertexAttribArray(o)}},i.prototype.setVertexAttribPointers=function(t,e,r){for(var i=this,o=0;o<this.attributes.length;o++){var a=i.attributes[o],s=e.attributes[a.name];void 0!==s&&t.vertexAttribPointer(s,a.components,t[n[a.type]],!1,i.itemSize,a.offset+i.itemSize*(r||0))}},i.prototype.destroy=function(){this.buffer&&(this.gl.deleteBuffer(this.buffer),delete this.buffer)},e.exports=i},{}],63:[function(t,e,r){"use strict";var n=t("mapbox-gl-supported"),i=t("./util/browser"),o=t("../package.json").version,a=t("./ui/map"),s=t("./ui/control/navigation_control"),l=t("./ui/control/geolocate_control"),u=t("./ui/control/attribution_control"),c=t("./ui/control/scale_control"),p=t("./ui/control/fullscreen_control"),h=t("./ui/popup"),f=t("./ui/marker"),d=t("./style/style"),m=t("./geo/lng_lat"),v=t("./geo/lng_lat_bounds"),y=t("@mapbox/point-geometry"),g=t("./util/evented"),_=t("./util/config"),x=t("./source/rtl_text_plugin");e.exports={version:o,supported:n,workerCount:Math.max(Math.floor(i.hardwareConcurrency/2),1),setRTLTextPlugin:x.setRTLTextPlugin,Map:a,NavigationControl:s,GeolocateControl:l,AttributionControl:u,ScaleControl:c,FullscreenControl:p,Popup:h,Marker:f,Style:d,LngLat:m,LngLatBounds:v,Point:y,Evented:g,config:_,get accessToken(){return _.ACCESS_TOKEN},set accessToken(t){_.ACCESS_TOKEN=t}}},{"../package.json":41,"./geo/lng_lat":58,"./geo/lng_lat_bounds":59,"./source/rtl_text_plugin":96,"./style/style":156,"./ui/control/attribution_control":182,"./ui/control/fullscreen_control":183,"./ui/control/geolocate_control":184,"./ui/control/navigation_control":186,"./ui/control/scale_control":187,"./ui/map":197,"./ui/marker":198,"./ui/popup":199,"./util/browser":202,"./util/config":206,"./util/evented":210,"@mapbox/point-geometry":2,"mapbox-gl-supported":28}],64:[function(t,e,r){"use strict";function n(t,e,r){var n=t.gl,o=t.transform,a=o.tileSize,s=r.paint["background-color"],l=r.paint["background-pattern"],u=r.paint["background-opacity"],c=l||1!==s[3]||1!==u?"translucent":"opaque";if(t.renderPass===c){n.disable(n.STENCIL_TEST),t.setDepthSublayer(0);var p;if(l){if(i.isPatternMissing(l,t))return;p=t.useProgram("fillPattern",t.basicFillProgramConfiguration),i.prepare(l,t,p),t.tileExtentPatternVAO.bind(n,p,t.tileExtentBuffer)}else p=t.useProgram("fill",t.basicFillProgramConfiguration),n.uniform4fv(p.uniforms.u_color,s),t.tileExtentVAO.bind(n,p,t.tileExtentBuffer);n.uniform1f(p.uniforms.u_opacity,u);for(var h=o.coveringTiles({tileSize:a}),f=0,d=h;f<d.length;f+=1){var m=d[f];l&&i.setTile({coord:m,tileSize:a},t,p),n.uniformMatrix4fv(p.uniforms.u_matrix,!1,t.transform.calculatePosMatrix(m)),n.drawArrays(n.TRIANGLE_STRIP,0,t.tileExtentBuffer.length)}}}var i=t("./pattern");e.exports=n},{"./pattern":80}],65:[function(t,e,r){"use strict";function n(t,e,r,n){if("translucent"===t.renderPass){var a=t.gl;t.setDepthSublayer(0),t.depthMask(!1),a.disable(a.STENCIL_TEST);for(var s=0;s<n.length;s++){var l=n[s],u=e.getTile(l),c=u.getBucket(r);if(c){var p=c.programConfigurations.get(r.id),h=t.useProgram("circle",p);if(p.setUniforms(a,h,r,{zoom:t.transform.zoom}),a.uniform1f(h.uniforms.u_camera_to_center_distance,t.transform.cameraToCenterDistance),a.uniform1i(h.uniforms.u_scale_with_map,"map"===r.paint["circle-pitch-scale"]?1:0),"map"===r.paint["circle-pitch-alignment"]){a.uniform1i(h.uniforms.u_pitch_with_map,1);var f=o(u,1,t.transform.zoom);a.uniform2f(h.uniforms.u_extrude_scale,f,f)}else a.uniform1i(h.uniforms.u_pitch_with_map,0),a.uniform2fv(h.uniforms.u_extrude_scale,t.transform.pixelsToGLUnits);a.uniform1f(h.uniforms.u_devicepixelratio,i.devicePixelRatio),a.uniformMatrix4fv(h.uniforms.u_matrix,!1,t.translatePosMatrix(l.posMatrix,u,r.paint["circle-translate"],r.paint["circle-translate-anchor"])),h.draw(a,a.TRIANGLES,r.id,c.layoutVertexBuffer,c.indexBuffer,c.segments,p)}}}}var i=t("../util/browser"),o=t("../source/pixels_to_tile_units");e.exports=n},{"../source/pixels_to_tile_units":93,"../util/browser":202}],66:[function(t,e,r){"use strict";function n(t,e,r,n){var i=t.gl;i.enable(i.STENCIL_TEST);var o=t.useProgram("collisionBox");i.activeTexture(i.TEXTURE1),t.frameHistory.bind(i),i.uniform1i(o.uniforms.u_fadetexture,1);for(var a=0;a<n.length;a++){var s=n[a],l=e.getTile(s),u=l.getBucket(r);if(u){i.uniformMatrix4fv(o.uniforms.u_matrix,!1,s.posMatrix),t.enableTileClippingMask(s),t.lineWidth(1),i.uniform1f(o.uniforms.u_scale,Math.pow(2,t.transform.zoom-l.coord.z)),i.uniform1f(o.uniforms.u_zoom,10*t.transform.zoom);var c=Math.max(0,Math.min(25,l.coord.z+Math.log(l.collisionTile.maxScale)/Math.LN2));i.uniform1f(o.uniforms.u_maxzoom,10*c),i.uniform1f(o.uniforms.u_collision_y_stretch,l.collisionTile.yStretch),i.uniform1f(o.uniforms.u_pitch,t.transform.pitch/360*2*Math.PI),i.uniform1f(o.uniforms.u_camera_to_center_distance,t.transform.cameraToCenterDistance),o.draw(i,i.LINES,r.id,u.collisionBox.layoutVertexBuffer,u.collisionBox.indexBuffer,u.collisionBox.segments)}}}e.exports=n},{}],67:[function(t,e,r){"use strict";function n(t,e,r){for(var n=0;n<r.length;n++)i(t,e,r[n])}function i(t,e,r){var n=t.gl;n.disable(n.STENCIL_TEST),t.lineWidth(1*a.devicePixelRatio);var i=r.posMatrix,h=t.useProgram("debug");n.uniformMatrix4fv(h.uniforms.u_matrix,!1,i),n.uniform4f(h.uniforms.u_color,1,0,0,1),t.debugVAO.bind(n,h,t.debugBuffer),n.drawArrays(n.LINE_STRIP,0,t.debugBuffer.length);for(var f=o(r.toString(),50,200,5),d=new p,m=0;m<f.length;m+=2)d.emplaceBack(f[m],f[m+1]);var v=new u(n,d);(new c).bind(n,h,v),n.uniform4f(h.uniforms.u_color,1,1,1,1);for(var y=e.getTile(r).tileSize,g=l/(Math.pow(2,t.transform.zoom-r.z)*y),_=[[-1,-1],[-1,1],[1,-1],[1,1]],x=0;x<_.length;x++){var b=_[x];n.uniformMatrix4fv(h.uniforms.u_matrix,!1,s.translate([],i,[g*b[0],g*b[1],0])),n.drawArrays(n.LINES,0,v.length)}n.uniform4f(h.uniforms.u_color,0,0,0,1),n.uniformMatrix4fv(h.uniforms.u_matrix,!1,i),n.drawArrays(n.LINES,0,v.length)}function o(t,e,r,n){n=n||1;var i,o,a,s,l,u,c,p,f=[];for(i=0,o=t.length;i<o;i++)if(l=h[t[i]]){for(p=null,a=0,s=l[1].length;a<s;a+=2)-1===l[1][a]&&-1===l[1][a+1]?p=null:(u=e+l[1][a]*n,c=r-l[1][a+1]*n,p&&f.push(p.x,p.y,u,c),p={x:u,y:c});e+=l[0]*n}return f}var a=t("../util/browser"),s=t("@mapbox/gl-matrix").mat4,l=t("../data/extent"),u=t("../gl/vertex_buffer"),c=t("./vertex_array_object"),p=t("../data/pos_array");e.exports=n;var h={" 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strict";function n(t,e,r,n){var s=t.gl;s.enable(s.STENCIL_TEST);var l=!r.paint["fill-pattern"]&&r.isPaintValueFeatureConstant("fill-color")&&r.isPaintValueFeatureConstant("fill-opacity")&&1===r.paint["fill-color"][3]&&1===r.paint["fill-opacity"]?"opaque":"translucent";t.renderPass===l&&(t.setDepthSublayer(1),t.depthMask("opaque"===t.renderPass),i(t,e,r,n,o)),"translucent"===t.renderPass&&r.paint["fill-antialias"]&&(t.lineWidth(2),t.depthMask(!1),t.setDepthSublayer(r.getPaintProperty("fill-outline-color")?2:0),i(t,e,r,n,a))}function i(t,e,r,n,i){if(!l.isPatternMissing(r.paint["fill-pattern"],t))for(var o=!0,a=0,s=n;a<s.length;a+=1){var u=s[a],c=e.getTile(u),p=c.getBucket(r);p&&(t.enableTileClippingMask(u),i(t,e,r,c,u,p,o),o=!1)}}function o(t,e,r,n,i,o,a){var l=t.gl,u=o.programConfigurations.get(r.id);s("fill",r.paint["fill-pattern"],t,u,r,n,i,a).draw(l,l.TRIANGLES,r.id,o.layoutVertexBuffer,o.indexBuffer,o.segments,u)}function a(t,e,r,n,i,o,a){var l=t.gl,u=o.programConfigurations.get(r.id),c=r.paint["fill-pattern"]&&!r.getPaintProperty("fill-outline-color"),p=s("fillOutline",c,t,u,r,n,i,a);l.uniform2f(p.uniforms.u_world,l.drawingBufferWidth,l.drawingBufferHeight),p.draw(l,l.LINES,r.id,o.layoutVertexBuffer,o.indexBuffer2,o.segments2,u)}function s(t,e,r,n,i,o,a,s){var u,c=r.currentProgram;return e?(u=r.useProgram(t+"Pattern",n),(s||u!==c)&&(n.setUniforms(r.gl,u,i,{zoom:r.transform.zoom}),l.prepare(i.paint["fill-pattern"],r,u)),l.setTile(o,r,u)):(u=r.useProgram(t,n),(s||u!==c)&&n.setUniforms(r.gl,u,i,{zoom:r.transform.zoom})),r.gl.uniformMatrix4fv(u.uniforms.u_matrix,!1,r.translatePosMatrix(a.posMatrix,o,i.paint["fill-translate"],i.paint["fill-translate-anchor"])),u}var l=t("./pattern");e.exports=n},{"./pattern":80}],69:[function(t,e,r){"use strict";function n(t,e,r,n){if("3d"===t.renderPass){var a=t.gl;a.disable(a.STENCIL_TEST),a.enable(a.DEPTH_TEST),t.clearColor(),t.depthMask(!0);for(var s=0;s<n.length;s++)o(t,e,r,n[s])}else"translucent"===t.renderPass&&i(t,r)}function i(t,e){var r=t.prerenderedFrames[e.id];if(r){var n=t.gl,i=t.useProgram("extrusionTexture");n.disable(n.STENCIL_TEST),n.disable(n.DEPTH_TEST),n.activeTexture(n.TEXTURE0),n.bindTexture(n.TEXTURE_2D,r.texture),n.uniform1f(i.uniforms.u_opacity,e.paint["fill-extrusion-opacity"]),n.uniform1i(i.uniforms.u_image,0);var o=c.create();c.ortho(o,0,t.width,t.height,0,0,1),n.uniformMatrix4fv(i.uniforms.u_matrix,!1,o),n.uniform2f(i.uniforms.u_world,n.drawingBufferWidth,n.drawingBufferHeight),r.vao.bind(n,i,r.buffer),n.drawArrays(n.TRIANGLE_STRIP,0,4),t.viewportFrames.push(r),delete t.prerenderedFrames[e.id]}}function o(t,e,r,n){var i=e.getTile(n),o=i.getBucket(r);if(o){var s=t.gl,u=r.paint["fill-extrusion-pattern"],c=o.programConfigurations.get(r.id),p=t.useProgram(u?"fillExtrusionPattern":"fillExtrusion",c);if(c.setUniforms(s,p,r,{zoom:t.transform.zoom}),u){if(l.isPatternMissing(u,t))return;l.prepare(u,t,p),l.setTile(i,t,p),s.uniform1f(p.uniforms.u_height_factor,-Math.pow(2,n.z)/i.tileSize/8)}t.gl.uniformMatrix4fv(p.uniforms.u_matrix,!1,t.translatePosMatrix(n.posMatrix,i,r.paint["fill-extrusion-translate"],r.paint["fill-extrusion-translate-anchor"])),a(p,t),p.draw(s,s.TRIANGLES,r.id,o.layoutVertexBuffer,o.indexBuffer,o.segments,c)}}function a(t,e){var r=e.gl,n=e.style.light,i=n.calculated.position,o=[i.x,i.y,i.z],a=u.create();"viewport"===n.calculated.anchor&&u.fromRotation(a,-e.transform.angle),p.transformMat3(o,o,a),r.uniform3fv(t.uniforms.u_lightpos,o),r.uniform1f(t.uniforms.u_lightintensity,n.calculated.intensity),r.uniform3fv(t.uniforms.u_lightcolor,n.calculated.color.slice(0,3))}var s=t("@mapbox/gl-matrix"),l=t("./pattern"),u=s.mat3,c=s.mat4,p=s.vec3;e.exports=n},{"./pattern":80,"@mapbox/gl-matrix":1}],70:[function(t,e,r){"use strict";function n(t,e,r,n,a,s,l,u,c){var p,h,f,d,m=e.gl,v=a.paint["line-dasharray"],y=a.paint["line-pattern"];if(u||c){var g=1/o(r,1,e.transform.tileZoom);if(v){p=e.lineAtlas.getDash(v.from,"round"===a.layout["line-cap"]),h=e.lineAtlas.getDash(v.to,"round"===a.layout["line-cap"]);var _=p.width*v.fromScale,x=h.width*v.toScale;m.uniform2f(t.uniforms.u_patternscale_a,g/_,-p.height/2),m.uniform2f(t.uniforms.u_patternscale_b,g/x,-h.height/2),m.uniform1f(t.uniforms.u_sdfgamma,e.lineAtlas.width/(256*Math.min(_,x)*i.devicePixelRatio)/2)}else if(y){if(f=e.imageManager.getPattern(y.from),d=e.imageManager.getPattern(y.to),!f||!d)return;m.uniform2f(t.uniforms.u_pattern_size_a,f.displaySize[0]*y.fromScale/g,d.displaySize[1]),m.uniform2f(t.uniforms.u_pattern_size_b,d.displaySize[0]*y.toScale/g,d.displaySize[1]);var b=e.imageManager.getPixelSize(),w=b.width,T=b.height;m.uniform2fv(t.uniforms.u_texsize,[w,T])}m.uniform2f(t.uniforms.u_gl_units_to_pixels,1/e.transform.pixelsToGLUnits[0],1/e.transform.pixelsToGLUnits[1])}u&&(v?(m.uniform1i(t.uniforms.u_image,0),m.activeTexture(m.TEXTURE0),e.lineAtlas.bind(m),m.uniform1f(t.uniforms.u_tex_y_a,p.y),m.uniform1f(t.uniforms.u_tex_y_b,h.y),m.uniform1f(t.uniforms.u_mix,v.t)):y&&(m.uniform1i(t.uniforms.u_image,0),m.activeTexture(m.TEXTURE0),e.imageManager.bind(m),m.uniform2fv(t.uniforms.u_pattern_tl_a,f.tl),m.uniform2fv(t.uniforms.u_pattern_br_a,f.br),m.uniform2fv(t.uniforms.u_pattern_tl_b,d.tl),m.uniform2fv(t.uniforms.u_pattern_br_b,d.br),m.uniform1f(t.uniforms.u_fade,y.t))),e.enableTileClippingMask(s);var S=e.translatePosMatrix(s.posMatrix,r,a.paint["line-translate"],a.paint["line-translate-anchor"]);m.uniformMatrix4fv(t.uniforms.u_matrix,!1,S),m.uniform1f(t.uniforms.u_ratio,1/o(r,1,e.transform.zoom)),t.draw(m,m.TRIANGLES,a.id,n.layoutVertexBuffer,n.indexBuffer,n.segments,l)}var i=t("../util/browser"),o=t("../source/pixels_to_tile_units");e.exports=function(t,e,r,i){if("translucent"===t.renderPass){t.setDepthSublayer(0),t.depthMask(!1);var o=t.gl;if(o.enable(o.STENCIL_TEST),!(r.paint["line-width"]<=0))for(var a,s=r.paint["line-dasharray"]?"lineSDF":r.paint["line-pattern"]?"linePattern":"line",l=!0,u=0,c=i;u<c.length;u+=1){var p=c[u],h=e.getTile(p),f=h.getBucket(r);if(f){var d=f.programConfigurations.get(r.id),m=t.currentProgram,v=t.useProgram(s,d),y=l||v!==m,g=a!==h.coord.z;y&&d.setUniforms(t.gl,v,r,{zoom:t.transform.zoom}),n(v,t,h,f,r,p,d,y,g),a=h.coord.z,l=!1}}}}},{"../source/pixels_to_tile_units":93,"../util/browser":202}],71:[function(t,e,r){"use strict";function n(t,e,r,n){if("translucent"===t.renderPass){var l=t.gl,c=e.getSource(),p=t.useProgram("raster");l.enable(l.DEPTH_TEST),t.depthMask(!0),l.depthFunc(l.LESS),l.disable(l.STENCIL_TEST),l.uniform1f(p.uniforms.u_brightness_low,r.paint["raster-brightness-min"]),l.uniform1f(p.uniforms.u_brightness_high,r.paint["raster-brightness-max"]),l.uniform1f(p.uniforms.u_saturation_factor,a(r.paint["raster-saturation"])),l.uniform1f(p.uniforms.u_contrast_factor,o(r.paint["raster-contrast"])),l.uniform3fv(p.uniforms.u_spin_weights,i(r.paint["raster-hue-rotate"])),l.uniform1f(p.uniforms.u_buffer_scale,1),l.uniform1i(p.uniforms.u_image0,0),l.uniform1i(p.uniforms.u_image1,1);for(var h=n.length&&n[0].z,f=0,d=n;f<d.length;f+=1){var m=d[f];t.setDepthSublayer(m.z-h);var v=e.getTile(m),y=t.transform.calculatePosMatrix(m,e.getSource().maxzoom);v.registerFadeDuration(t.style.animationLoop,r.paint["raster-fade-duration"]),l.uniformMatrix4fv(p.uniforms.u_matrix,!1,y);var g=e.findLoadedParent(m,0,{}),_=s(v,g,e,r,t.transform),x=void 0,b=void 0;if(l.activeTexture(l.TEXTURE0),l.bindTexture(l.TEXTURE_2D,v.texture),l.activeTexture(l.TEXTURE1),g?(l.bindTexture(l.TEXTURE_2D,g.texture),x=Math.pow(2,g.coord.z-v.coord.z),b=[v.coord.x*x%1,v.coord.y*x%1]):l.bindTexture(l.TEXTURE_2D,v.texture),l.uniform2fv(p.uniforms.u_tl_parent,b||[0,0]),l.uniform1f(p.uniforms.u_scale_parent,x||1),l.uniform1f(p.uniforms.u_fade_t,_.mix),l.uniform1f(p.uniforms.u_opacity,_.opacity*r.paint["raster-opacity"]),c instanceof u){var w=c.boundsBuffer;c.boundsVAO.bind(l,p,w),l.drawArrays(l.TRIANGLE_STRIP,0,w.length)}else{var T=t.rasterBoundsBuffer;t.rasterBoundsVAO.bind(l,p,T),l.drawArrays(l.TRIANGLE_STRIP,0,T.length)}}l.depthFunc(l.LEQUAL)}}function i(t){t*=Math.PI/180;var e=Math.sin(t),r=Math.cos(t);return[(2*r+1)/3,(-Math.sqrt(3)*e-r+1)/3,(Math.sqrt(3)*e-r+1)/3]}function o(t){return t>0?1/(1-t):1+t}function a(t){return t>0?1-1/(1.001-t):-t}function s(t,e,r,n,i){var o=n.paint["raster-fade-duration"];if(o>0){var a=Date.now(),s=(a-t.timeAdded)/o,u=e?(a-e.timeAdded)/o:-1,c=r.getSource(),p=i.coveringZoomLevel({tileSize:c.tileSize,roundZoom:c.roundZoom}),h=!e||Math.abs(e.coord.z-p)>Math.abs(t.coord.z-p),f=h&&t.refreshedUponExpiration?1:l.clamp(h?s:1-u,0,1);return t.refreshedUponExpiration&&s>=1&&(t.refreshedUponExpiration=!1),e?{opacity:1,mix:1-f}:{opacity:f,mix:0}}return{opacity:1,mix:0}}var l=t("../util/util"),u=t("../source/image_source");e.exports=n},{"../source/image_source":91,"../util/util":223}],72:[function(t,e,r){"use strict";function n(t,e,r,n){if("translucent"===t.renderPass){var o=!(r.layout["text-allow-overlap"]||r.layout["icon-allow-overlap"]||r.layout["text-ignore-placement"]||r.layout["icon-ignore-placement"]),a=t.gl;o?a.disable(a.STENCIL_TEST):a.enable(a.STENCIL_TEST),t.setDepthSublayer(0),t.depthMask(!1),i(t,e,r,n,!1,r.paint["icon-translate"],r.paint["icon-translate-anchor"],r.layout["icon-rotation-alignment"],r.layout["icon-pitch-alignment"],r.layout["icon-keep-upright"]),i(t,e,r,n,!0,r.paint["text-translate"],r.paint["text-translate-anchor"],r.layout["text-rotation-alignment"],r.layout["text-pitch-alignment"],r.layout["text-keep-upright"]),e.map.showCollisionBoxes&&l(t,e,r,n)}}function i(t,e,r,n,i,s,l,p,h,d){var m=t.gl,v=t.transform,y="map"===p,g="map"===h,_=y&&"line"===r.layout["symbol-placement"],x=y&&!g&&!_,b=g;b?m.enable(m.DEPTH_TEST):m.disable(m.DEPTH_TEST);for(var w,T=0,S=n;T<S.length;T+=1){var z=S[T],A=e.getTile(z),C=A.getBucket(r);if(C){var E=i?C.text:C.icon;if(E&&E.segments.get().length){var k=E.programConfigurations.get(r.id),M=i||C.sdfIcons,L=i?C.textSizeData:C.iconSizeData;if(w||(w=t.useProgram(M?"symbolSDF":"symbolIcon",k),k.setUniforms(m,w,r,{zoom:t.transform.zoom}),o(w,t,r,i,x,g,L)),m.activeTexture(m.TEXTURE0),m.uniform1i(w.uniforms.u_texture,0),i)A.glyphAtlasTexture.bind(m.LINEAR,m.CLAMP_TO_EDGE),m.uniform2fv(w.uniforms.u_texsize,A.glyphAtlasTexture.size);else{var I=!r.isLayoutValueFeatureConstant("icon-size")||!r.isLayoutValueZoomConstant("icon-size")||1!==r.getLayoutValue("icon-size",{zoom:v.zoom})||C.iconsNeedLinear,P=g||0!==v.pitch;A.iconAtlasTexture.bind(M||t.options.rotating||t.options.zooming||I||P?m.LINEAR:m.NEAREST,m.CLAMP_TO_EDGE),m.uniform2fv(w.uniforms.u_texsize,A.iconAtlasTexture.size)}t.enableTileClippingMask(z),m.uniformMatrix4fv(w.uniforms.u_matrix,!1,t.translatePosMatrix(z.posMatrix,A,s,l));var R=u(A,1,t.transform.zoom),D=c.getLabelPlaneMatrix(z.posMatrix,g,y,t.transform,R),O=c.getGlCoordMatrix(z.posMatrix,g,y,t.transform,R);m.uniformMatrix4fv(w.uniforms.u_gl_coord_matrix,!1,t.translatePosMatrix(O,A,s,l,!0)),_?(m.uniformMatrix4fv(w.uniforms.u_label_plane_matrix,!1,f),c.updateLineLabels(C,z.posMatrix,t,i,D,O,g,d,R,r)):m.uniformMatrix4fv(w.uniforms.u_label_plane_matrix,!1,D),m.uniform1f(w.uniforms.u_collision_y_stretch,A.collisionTile.yStretch),a(w,k,t,r,A,E,i,M,g)}}}b||m.enable(m.DEPTH_TEST)}function o(t,e,r,n,i,o,a){var s=e.gl,l=e.transform;s.uniform1i(t.uniforms.u_pitch_with_map,o?1:0),s.uniform1f(t.uniforms.u_is_text,n?1:0),s.activeTexture(s.TEXTURE1),e.frameHistory.bind(s),s.uniform1i(t.uniforms.u_fadetexture,1),s.uniform1f(t.uniforms.u_pitch,l.pitch/360*2*Math.PI),s.uniform1i(t.uniforms.u_is_size_zoom_constant,a.isZoomConstant?1:0),s.uniform1i(t.uniforms.u_is_size_feature_constant,a.isFeatureConstant?1:0),s.uniform1f(t.uniforms.u_camera_to_center_distance,l.cameraToCenterDistance);var u=p.evaluateSizeForZoom(a,l,r,n);void 0!==u.uSizeT&&s.uniform1f(t.uniforms.u_size_t,u.uSizeT),void 0!==u.uSize&&s.uniform1f(t.uniforms.u_size,u.uSize),s.uniform1f(t.uniforms.u_aspect_ratio,l.width/l.height),s.uniform1i(t.uniforms.u_rotate_symbol,i?1:0)}function a(t,e,r,n,i,o,a,l,u){var c=r.gl,p=r.transform;if(l){var h=(a?"text":"icon")+"-halo-width",f=!n.isPaintValueFeatureConstant(h)||n.paint[h],d=u?Math.cos(p._pitch)*p.cameraToCenterDistance:1;c.uniform1f(t.uniforms.u_gamma_scale,d),f&&(c.uniform1f(t.uniforms.u_is_halo,1),s(o,n,c,t)),c.uniform1f(t.uniforms.u_is_halo,0)}s(o,n,c,t)}function s(t,e,r,n){n.draw(r,r.TRIANGLES,e.id,t.layoutVertexBuffer,t.indexBuffer,t.segments,t.programConfigurations.get(e.id),t.dynamicLayoutVertexBuffer)}var l=t("./draw_collision_debug"),u=t("../source/pixels_to_tile_units"),c=t("../symbol/projection"),p=t("../symbol/symbol_size"),h=t("@mapbox/gl-matrix").mat4,f=h.identity(new Float32Array(16));e.exports=n},{"../source/pixels_to_tile_units":93,"../symbol/projection":175,"../symbol/symbol_size":178,"./draw_collision_debug":66,"@mapbox/gl-matrix":1}],73:[function(t,e,r){"use strict";var n=function(){this.changeTimes=new Float64Array(256),this.changeOpacities=new Uint8Array(256),this.opacities=new Uint8ClampedArray(256),this.array=new Uint8Array(this.opacities.buffer),this.previousZoom=0,this.firstFrame=!0};n.prototype.record=function(t,e,r){var n=this;this.firstFrame&&(t=0,this.firstFrame=!1),e=Math.floor(10*e);var i;if(e<this.previousZoom)for(i=e+1;i<=this.previousZoom;i++)n.changeTimes[i]=t,n.changeOpacities[i]=n.opacities[i];else for(i=e;i>this.previousZoom;i--)n.changeTimes[i]=t,n.changeOpacities[i]=n.opacities[i];for(i=0;i<256;i++){var o=t-n.changeTimes[i],a=255*(r?o/r:1);n.opacities[i]=i<=e?n.changeOpacities[i]+a:n.changeOpacities[i]-a}this.changed=!0,this.previousZoom=e},n.prototype.isVisible=function(t){return 0!==this.opacities[Math.floor(10*t)]},n.prototype.bind=function(t){this.texture?(t.bindTexture(t.TEXTURE_2D,this.texture),this.changed&&(t.texSubImage2D(t.TEXTURE_2D,0,0,0,256,1,t.ALPHA,t.UNSIGNED_BYTE,this.array),this.changed=!1)):(this.texture=t.createTexture(),t.bindTexture(t.TEXTURE_2D,this.texture),t.texParameteri(t.TEXTURE_2D,t.TEXTURE_WRAP_S,t.CLAMP_TO_EDGE),t.texParameteri(t.TEXTURE_2D,t.TEXTURE_WRAP_T,t.CLAMP_TO_EDGE),t.texParameteri(t.TEXTURE_2D,t.TEXTURE_MIN_FILTER,t.NEAREST),t.texParameteri(t.TEXTURE_2D,t.TEXTURE_MAG_FILTER,t.NEAREST),t.texImage2D(t.TEXTURE_2D,0,t.ALPHA,256,1,0,t.ALPHA,t.UNSIGNED_BYTE,this.array))},e.exports=n},{}],74:[function(t,e,r){"use strict";function n(t){var e=a.create({width:0,height:0}),r={},n=new i(0,0,{autoResize:!0});for(var o in t){var l=t[o],u=r[o]={};for(var c in l){var p=l[+c];if(p&&0!==p.bitmap.width&&0!==p.bitmap.height){var h=n.packOne(p.bitmap.width+2*s,p.bitmap.height+2*s);a.resize(e,{width:n.w,height:n.h}),a.copy(p.bitmap,e,{x:0,y:0},{x:h.x+s,y:h.y+s},p.bitmap),u[c]={rect:h,metrics:p.metrics}}}}return n.shrink(),a.resize(e,{width:n.w,height:n.h}),{image:e,positions:r}}var i=t("@mapbox/shelf-pack"),o=t("../util/image"),a=o.AlphaImage,s=1;e.exports={makeGlyphAtlas:n}},{"../util/image":213,"@mapbox/shelf-pack":3}],75:[function(t,e,r){"use strict";var n=t("../style/load_glyph_range"),i=t("@mapbox/tiny-sdf"),o=t("../util/is_char_in_unicode_block"),a=t("../util/util"),s=a.asyncAll,l=t("../util/image"),u=l.AlphaImage,c=function(t,e){this.requestTransform=t,this.localIdeographFontFamily=e,this.entries={}};c.prototype.setURL=function(t){this.url=t},c.prototype.getGlyphs=function(t,e){var r=this,i=[];for(var o in t)for(var a=0,l=t[o];a<l.length;a+=1){var u=l[a];i.push({stack:o,id:u})}s(i,function(t,e){var i=t.stack,o=t.id,a=r.entries[i];a||(a=r.entries[i]={glyphs:{},requests:{}});var s=a.glyphs[o];if(void 0!==s)return void e(null,{stack:i,id:o,glyph:s});if(s=r._tinySDF(a,i,o))return void e(null,{stack:i,id:o,glyph:s});var l=Math.floor(o/256);if(256*l>65535)return void e(new Error("glyphs > 65535 not supported"));var u=a.requests[l];u||(u=a.requests[l]=[],n(i,l,r.url,r.requestTransform,function(t,e){if(e)for(var r in e)a.glyphs[+r]=e[+r];for(var n=0,i=u;n<i.length;n+=1)(0,i[n])(t,e);delete a.requests[l]})),u.push(function(t,r){t?e(t):r&&e(null,{stack:i,id:o,glyph:r[o]||null})})},function(t,r){if(t)e(t);else if(r){for(var n={},i=0,o=r;i<o.length;i+=1){var a=o[i],s=a.stack,l=a.id,u=a.glyph;(n[s]||(n[s]={}))[l]=u}e(null,n)}})},c.prototype._tinySDF=function(t,e,r){var n=this.localIdeographFontFamily;if(n&&(o["CJK Unified Ideographs"](r)||o["Hangul Syllables"](r))){var a=t.tinySDF;if(!a){var s="400";/bold/i.test(e)?s="900":/medium/i.test(e)?s="500":/light/i.test(e)&&(s="200"),a=t.tinySDF=new i(24,3,8,.25,n,s)}return{id:r,bitmap:u.create({width:30,height:30},a.draw(String.fromCharCode(r))),metrics:{width:24,height:24,left:0,top:-8,advance:24}}}},e.exports=c},{"../style/load_glyph_range":152,"../util/image":213,"../util/is_char_in_unicode_block":215,"../util/util":223,"@mapbox/tiny-sdf":4}],76:[function(t,e,r){"use strict";function n(t,e){var r=e.pixelRatio,n={x:t.x+l,y:t.y+l,w:t.w-2*l,h:t.h-2*l};return{pixelRatio:r,textureRect:n,tl:[n.x,n.y],br:[n.x+n.w,n.y+n.h],displaySize:[n.w/r,n.h/r]}}function i(t){var e=s.create({width:0,height:0}),r={},i=new o(0,0,{autoResize:!0});for(var a in t){var u=t[a],c=i.packOne(u.data.width+2*l,u.data.height+2*l);s.resize(e,{width:i.w,height:i.h}),s.copy(u.data,e,{x:0,y:0},{x:c.x+l,y:c.y+l},u.data),r[a]=n(c,u)}return i.shrink(),s.resize(e,{width:i.w,height:i.h}),{image:e,positions:r}}var o=t("@mapbox/shelf-pack"),a=t("../util/image"),s=a.RGBAImage,l=1;e.exports={imagePosition:n,makeImageAtlas:i}},{"../util/image":213,"@mapbox/shelf-pack":3}],77:[function(t,e,r){"use strict";var n=t("@mapbox/shelf-pack"),i=t("../util/image"),o=i.RGBAImage,a=t("./image_atlas"),s=a.imagePosition,l=t("./texture"),u=function(){this.images={},this.loaded=!1,this.requestors=[],this.shelfPack=new n(64,64,{autoResize:!0}),this.patterns={},this.atlasImage=o.create({width:64,height:64}),this.dirty=!0};u.prototype.isLoaded=function(){return this.loaded},u.prototype.setLoaded=function(t){var e=this;if(this.loaded!==t&&(this.loaded=t,t)){for(var r=0,n=e.requestors;r<n.length;r+=1){var i=n[r],o=i.ids,a=i.callback;e._notify(o,a)}this.requestors=[]}},u.prototype.getImage=function(t){return this.images[t]},u.prototype.addImage=function(t,e){this.images[t]=e},u.prototype.removeImage=function(t){delete this.images[t];var e=this.patterns[t];e&&(this.shelfPack.unref(e.bin),delete this.patterns[t])},u.prototype.getImages=function(t,e){var r=this,n=!0;if(!this.isLoaded())for(var i=0,o=t;i<o.length;i+=1){var a=o[i];r.images[a]||(n=!1)}this.isLoaded()||n?this._notify(t,e):this.requestors.push({ids:t,callback:e})},u.prototype._notify=function(t,e){for(var r=this,n={},i=0,o=t;i<o.length;i+=1){var a=o[i],s=r.images[a];s&&(n[a]=s)}e(null,n)},u.prototype.getPixelSize=function(){return{width:this.shelfPack.w,height:this.shelfPack.h}},u.prototype.getPattern=function(t){var e=this.patterns[t];if(e)return e.position;var r=this.getImage(t);if(!r)return null;var n=r.data.width+2,i=r.data.height+2,a=this.shelfPack.packOne(n,i);if(!a)return null;o.resize(this.atlasImage,this.getPixelSize());var l=r.data,u=this.atlasImage,c=a.x+1,p=a.y+1,h=l.width,f=l.height;o.copy(l,u,{x:0,y:0},{x:c,y:p},{width:h,height:f}),o.copy(l,u,{x:0,y:f-1},{x:c,y:p-1},{width:h,height:1}),o.copy(l,u,{x:0,y:0},{x:c,y:p+f},{width:h,height:1}),o.copy(l,u,{x:h-1,y:0},{x:c-1,y:p},{width:1,height:f}),o.copy(l,u,{x:0,y:0},{x:c+h,y:p},{width:1,height:f}),this.dirty=!0;var d=s(a,r);return this.patterns[t]={bin:a,position:d},d},u.prototype.bind=function(t){this.atlasTexture?this.dirty&&(this.atlasTexture.update(this.atlasImage),this.dirty=!1):this.atlasTexture=new l(t,this.atlasImage,t.RGBA),this.atlasTexture.bind(t.LINEAR,t.CLAMP_TO_EDGE)},e.exports=u},{"../util/image":213,"./image_atlas":76,"./texture":83,"@mapbox/shelf-pack":3}],78:[function(t,e,r){"use strict";var n=t("../util/util"),i=function(t,e){this.width=t,this.height=e,this.nextRow=0,this.bytes=4,this.data=new Uint8Array(this.width*this.height*this.bytes),this.positions={}};i.prototype.getDash=function(t,e){var r=t.join(",")+String(e);return this.positions[r]||(this.positions[r]=this.addDash(t,e)),this.positions[r]},i.prototype.addDash=function(t,e){var r=this,i=e?7:0,o=2*i+1;if(this.nextRow+o>this.height)return n.warnOnce("LineAtlas out of space"),null;for(var a=0,s=0;s<t.length;s++)a+=t[s];for(var l=this.width/a,u=l/2,c=t.length%2==1,p=-i;p<=i;p++)for(var h=r.nextRow+i+p,f=r.width*h,d=c?-t[t.length-1]:0,m=t[0],v=1,y=0;y<this.width;y++){for(;m<y/l;)d=m,m+=t[v],c&&v===t.length-1&&(m+=t[0]),v++;var g=Math.abs(y-d*l),_=Math.abs(y-m*l),x=Math.min(g,_),b=v%2==1,w=void 0;if(e){var T=i?p/i*(u+1):0;if(b){var S=u-Math.abs(T);w=Math.sqrt(x*x+S*S)}else w=u-Math.sqrt(x*x+T*T)}else w=(b?1:-1)*x;r.data[3+4*(f+y)]=Math.max(0,Math.min(255,w+128))}var z={y:(this.nextRow+i+.5)/this.height,height:2*i/this.height,width:a};return this.nextRow+=o,this.dirty=!0,z},i.prototype.bind=function(t){this.texture?(t.bindTexture(t.TEXTURE_2D,this.texture),this.dirty&&(this.dirty=!1,t.texSubImage2D(t.TEXTURE_2D,0,0,0,this.width,this.height,t.RGBA,t.UNSIGNED_BYTE,this.data))):(this.texture=t.createTexture(),t.bindTexture(t.TEXTURE_2D,this.texture),t.texParameteri(t.TEXTURE_2D,t.TEXTURE_WRAP_S,t.REPEAT),t.texParameteri(t.TEXTURE_2D,t.TEXTURE_WRAP_T,t.REPEAT),t.texParameteri(t.TEXTURE_2D,t.TEXTURE_MIN_FILTER,t.LINEAR),t.texParameteri(t.TEXTURE_2D,t.TEXTURE_MAG_FILTER,t.LINEAR),t.texImage2D(t.TEXTURE_2D,0,t.RGBA,this.width,this.height,0,t.RGBA,t.UNSIGNED_BYTE,this.data))},e.exports=i},{"../util/util":223}],79:[function(t,e,r){"use strict";var n=t("../util/browser"),i=t("@mapbox/gl-matrix").mat4,o=t("./frame_history"),a=t("../source/source_cache"),s=t("../data/extent"),l=t("../source/pixels_to_tile_units"),u=t("../util/util"),c=t("../gl/vertex_buffer"),p=t("./vertex_array_object"),h=t("../data/raster_bounds_array"),f=t("../data/pos_array"),d=t("../data/program_configuration"),m=d.ProgramConfiguration,v=t("../shaders"),y=t("./program"),g=t("./render_texture"),_={symbol:t("./draw_symbol"),circle:t("./draw_circle"),line:t("./draw_line"),fill:t("./draw_fill"),"fill-extrusion":t("./draw_fill_extrusion"),raster:t("./draw_raster"),background:t("./draw_background"),debug:t("./draw_debug")},x=function(t,e){this.gl=t,this.transform=e,this._tileTextures={},this.prerenderedFrames={},this.viewportFrames=[],this.frameHistory=new o,this.setup(),this.numSublayers=a.maxUnderzooming+a.maxOverzooming+1,this.depthEpsilon=1/Math.pow(2,16),this.lineWidthRange=t.getParameter(t.ALIASED_LINE_WIDTH_RANGE),this.basicFillProgramConfiguration=m.createBasicFill(),this.emptyProgramConfiguration=new m};x.prototype.resize=function(t,e){var r=this,i=this.gl;this.width=t*n.devicePixelRatio,this.height=e*n.devicePixelRatio,i.viewport(0,0,this.width,this.height);for(var o=0,a=r.viewportFrames;o<a.length;o+=1){var s=a[o];r.gl.deleteTexture(s.texture),r.gl.deleteFramebuffer(s.fbo)}this.viewportFrames=[],this.depthRbo&&(this.gl.deleteRenderbuffer(this.depthRbo),this.depthRbo=null)},x.prototype.setup=function(){var t=this.gl;t.enable(t.BLEND),t.blendFunc(t.ONE,t.ONE_MINUS_SRC_ALPHA),t.enable(t.STENCIL_TEST),t.enable(t.DEPTH_TEST),t.depthFunc(t.LEQUAL),this._depthMask=!1,t.depthMask(!1);var e=new f;e.emplaceBack(0,0),e.emplaceBack(s,0),e.emplaceBack(0,s),e.emplaceBack(s,s),this.tileExtentBuffer=new c(t,e),this.tileExtentVAO=new p,this.tileExtentPatternVAO=new p;var r=new f;r.emplaceBack(0,0),r.emplaceBack(s,0),r.emplaceBack(s,s),r.emplaceBack(0,s),r.emplaceBack(0,0),this.debugBuffer=new c(t,r),this.debugVAO=new p;var n=new h;n.emplaceBack(0,0,0,0),n.emplaceBack(s,0,s,0),n.emplaceBack(0,s,0,s),n.emplaceBack(s,s,s,s),this.rasterBoundsBuffer=new c(t,n),this.rasterBoundsVAO=new p,this.extTextureFilterAnisotropic=t.getExtension("EXT_texture_filter_anisotropic")||t.getExtension("MOZ_EXT_texture_filter_anisotropic")||t.getExtension("WEBKIT_EXT_texture_filter_anisotropic"),this.extTextureFilterAnisotropic&&(this.extTextureFilterAnisotropicMax=t.getParameter(this.extTextureFilterAnisotropic.MAX_TEXTURE_MAX_ANISOTROPY_EXT))},x.prototype.clearColor=function(){var t=this.gl;t.clearColor(0,0,0,0),t.clear(t.COLOR_BUFFER_BIT)},x.prototype.clearStencil=function(){var t=this.gl;t.clearStencil(0),t.stencilMask(255),t.clear(t.STENCIL_BUFFER_BIT)},x.prototype.clearDepth=function(){var t=this.gl;t.clearDepth(1),this.depthMask(!0),t.clear(t.DEPTH_BUFFER_BIT)},x.prototype._renderTileClippingMasks=function(t){var e=this,r=this.gl;r.colorMask(!1,!1,!1,!1),this.depthMask(!1),r.disable(r.DEPTH_TEST),r.enable(r.STENCIL_TEST),r.stencilMask(255),r.stencilOp(r.KEEP,r.KEEP,r.REPLACE);var n=1;this._tileClippingMaskIDs={};for(var i=0,o=t;i<o.length;i+=1){var a=o[i],s=e._tileClippingMaskIDs[a.id]=n++;r.stencilFunc(r.ALWAYS,s,255);var l=e.useProgram("fill",e.basicFillProgramConfiguration);r.uniformMatrix4fv(l.uniforms.u_matrix,!1,a.posMatrix),e.tileExtentVAO.bind(r,l,e.tileExtentBuffer),r.drawArrays(r.TRIANGLE_STRIP,0,e.tileExtentBuffer.length)}r.stencilMask(0),r.colorMask(!0,!0,!0,!0),this.depthMask(!0),r.enable(r.DEPTH_TEST)},x.prototype.enableTileClippingMask=function(t){var e=this.gl;e.stencilFunc(e.EQUAL,this._tileClippingMaskIDs[t.id],255)},x.prototype.render=function(t,e){var r=this;this.style=t,this.options=e,this.lineAtlas=t.lineAtlas,this.imageManager=t.imageManager,this.glyphManager=t.glyphManager,this.frameHistory.record(Date.now(),this.transform.zoom,t.getTransition().duration);for(var n in r.style.sourceCaches){var i=r.style.sourceCaches[n];i.used&&i.prepare(r.gl)}var o=this.style._order;this.renderPass="3d";for(var a,s=!0,l=[],u=0;u<o.length;u++){var c=r.style._layers[o[u]];if(c.has3DPass()&&!c.isHidden(r.transform.zoom)&&(c.source!==(a&&a.id)&&(a=r.style.sourceCaches[c.source],l=[],a&&(r.clearStencil(),l=a.getVisibleCoordinates()),l.reverse()),l.length)){r._setup3DRenderbuffer();var p=r.viewportFrames.pop()||new g(r);p.bindWithDepth(r.depthRbo),s&&(r.clearDepth(),s=!1),r.renderLayer(r,a,c,l),p.unbind(),r.prerenderedFrames[c.id]=p}}this.clearColor(),this.clearDepth(),this.showOverdrawInspector(e.showOverdrawInspector),this.depthRange=(t._order.length+2)*this.numSublayers*this.depthEpsilon,this.renderPass="opaque";var h,f=[];for(this.currentLayer=o.length-1,this._showOverdrawInspector||this.gl.disable(this.gl.BLEND),this.currentLayer;this.currentLayer>=0;this.currentLayer--){var d=r.style._layers[o[r.currentLayer]];d.source!==(h&&h.id)&&(h=r.style.sourceCaches[d.source],f=[],h&&(r.clearStencil(),f=h.getVisibleCoordinates(),h.getSource().isTileClipped&&r._renderTileClippingMasks(f))),r.renderLayer(r,h,d,f)}this.renderPass="translucent";var m,v=[];for(this.gl.enable(this.gl.BLEND),this.currentLayer=0,this.currentLayer;this.currentLayer<o.length;this.currentLayer++){var y=r.style._layers[o[r.currentLayer]];y.source!==(m&&m.id)&&(m=r.style.sourceCaches[y.source],v=[],m&&(r.clearStencil(),v=m.getVisibleCoordinates(),m.getSource().isTileClipped&&r._renderTileClippingMasks(v)),v.reverse()),r.renderLayer(r,m,y,v)}if(this.options.showTileBoundaries){var x=this.style.sourceCaches[Object.keys(this.style.sourceCaches)[0]];x&&_.debug(this,x,x.getVisibleCoordinates())}},x.prototype._setup3DRenderbuffer=function(){if(!this.depthRbo){var t=this.gl;this.depthRbo=t.createRenderbuffer(),t.bindRenderbuffer(t.RENDERBUFFER,this.depthRbo),t.renderbufferStorage(t.RENDERBUFFER,t.DEPTH_COMPONENT16,this.width,this.height),t.bindRenderbuffer(t.RENDERBUFFER,null)}this.depthRboAttached=!0},x.prototype.depthMask=function(t){t!==this._depthMask&&(this._depthMask=t,this.gl.depthMask(t))},x.prototype.renderLayer=function(t,e,r,n){r.isHidden(this.transform.zoom)||("background"===r.type||n.length)&&(this.id=r.id,_[r.type](t,e,r,n))},x.prototype.setDepthSublayer=function(t){var e=1-((1+this.currentLayer)*this.numSublayers+t)*this.depthEpsilon,r=e-1+this.depthRange;this.gl.depthRange(r,e)},x.prototype.translatePosMatrix=function(t,e,r,n,o){if(!r[0]&&!r[1])return t;var a=o?"map"===n?this.transform.angle:0:"viewport"===n?-this.transform.angle:0;if(a){var s=Math.sin(a),u=Math.cos(a);r=[r[0]*u-r[1]*s,r[0]*s+r[1]*u]}var c=[o?r[0]:l(e,r[0],this.transform.zoom),o?r[1]:l(e,r[1],this.transform.zoom),0],p=new Float32Array(16);return i.translate(p,t,c),p},x.prototype.saveTileTexture=function(t){var e=this._tileTextures[t.size];e?e.push(t):this._tileTextures[t.size]=[t]},x.prototype.getTileTexture=function(t){var e=this._tileTextures[t];return e&&e.length>0?e.pop():null},x.prototype.lineWidth=function(t){this.gl.lineWidth(u.clamp(t,this.lineWidthRange[0],this.lineWidthRange[1]))},x.prototype.showOverdrawInspector=function(t){if(t||this._showOverdrawInspector){this._showOverdrawInspector=t;var e=this.gl;t?(e.blendFunc(e.CONSTANT_COLOR,e.ONE),e.blendColor(1/8,1/8,1/8,0),e.clearColor(0,0,0,1),e.clear(e.COLOR_BUFFER_BIT)):e.blendFunc(e.ONE,e.ONE_MINUS_SRC_ALPHA)}},x.prototype._createProgramCached=function(t,e){this.cache=this.cache||{};var r=""+t+(e.cacheKey||"")+(this._showOverdrawInspector?"/overdraw":"");return this.cache[r]||(this.cache[r]=new y(this.gl,v[t],e,this._showOverdrawInspector)),this.cache[r]},x.prototype.useProgram=function(t,e){var r=this.gl,n=this._createProgramCached(t,e||this.emptyProgramConfiguration);return this.currentProgram!==n&&(r.useProgram(n.program),this.currentProgram=n),n},e.exports=x},{"../data/extent":48,"../data/pos_array":52,"../data/program_configuration":53,"../data/raster_bounds_array":54,"../gl/vertex_buffer":62,"../shaders":86,"../source/pixels_to_tile_units":93,"../source/source_cache":98,"../util/browser":202,"../util/util":223,"./draw_background":64,"./draw_circle":65,"./draw_debug":67,"./draw_fill":68,"./draw_fill_extrusion":69,"./draw_line":70,"./draw_raster":71,"./draw_symbol":72,"./frame_history":73,"./program":81,"./render_texture":82,"./vertex_array_object":84,"@mapbox/gl-matrix":1}],80:[function(t,e,r){"use strict";var n=t("../source/pixels_to_tile_units");r.isPatternMissing=function(t,e){if(!t)return!1;var r=e.imageManager.getPattern(t.from),n=e.imageManager.getPattern(t.to);return!r||!n},r.prepare=function(t,e,r){var n=e.gl,i=e.imageManager.getPattern(t.from),o=e.imageManager.getPattern(t.to);n.uniform1i(r.uniforms.u_image,0),n.uniform2fv(r.uniforms.u_pattern_tl_a,i.tl),n.uniform2fv(r.uniforms.u_pattern_br_a,i.br),n.uniform2fv(r.uniforms.u_pattern_tl_b,o.tl),n.uniform2fv(r.uniforms.u_pattern_br_b,o.br);var a=e.imageManager.getPixelSize(),s=a.width,l=a.height;n.uniform2fv(r.uniforms.u_texsize,[s,l]),n.uniform1f(r.uniforms.u_mix,t.t),n.uniform2fv(r.uniforms.u_pattern_size_a,i.displaySize),n.uniform2fv(r.uniforms.u_pattern_size_b,o.displaySize),n.uniform1f(r.uniforms.u_scale_a,t.fromScale),n.uniform1f(r.uniforms.u_scale_b,t.toScale),n.activeTexture(n.TEXTURE0),e.imageManager.bind(n)},r.setTile=function(t,e,r){var i=e.gl;i.uniform1f(r.uniforms.u_tile_units_to_pixels,1/n(t,1,e.transform.tileZoom));var o=Math.pow(2,t.coord.z),a=t.tileSize*Math.pow(2,e.transform.tileZoom)/o,s=a*(t.coord.x+t.coord.w*o),l=a*t.coord.y;i.uniform2f(r.uniforms.u_pixel_coord_upper,s>>16,l>>16),i.uniform2f(r.uniforms.u_pixel_coord_lower,65535&s,65535&l)}},{"../source/pixels_to_tile_units":93}],81:[function(t,e,r){"use strict";var n=t("../util/browser"),i=t("../shaders"),o=t("../data/program_configuration"),a=(o.ProgramConfiguration,t("./vertex_array_object")),s=function(t,e,r,o){var a=this;this.gl=t,this.program=t.createProgram();var s=r.defines().concat("#define DEVICE_PIXEL_RATIO "+n.devicePixelRatio.toFixed(1));o&&s.push("#define OVERDRAW_INSPECTOR;");var l=s.concat(i.prelude.fragmentSource,e.fragmentSource).join("\n"),u=s.concat(i.prelude.vertexSource,e.vertexSource).join("\n"),c=t.createShader(t.FRAGMENT_SHADER);t.shaderSource(c,l),t.compileShader(c),t.attachShader(this.program,c);var p=t.createShader(t.VERTEX_SHADER);t.shaderSource(p,u),t.compileShader(p),t.attachShader(this.program,p);for(var h=r.interface?r.interface.layoutAttributes:[],f=0;f<h.length;f++)t.bindAttribLocation(a.program,f,h[f].name);t.linkProgram(this.program),this.numAttributes=t.getProgramParameter(this.program,t.ACTIVE_ATTRIBUTES),this.attributes={},this.uniforms={};for(var d=0;d<this.numAttributes;d++){var m=t.getActiveAttrib(a.program,d);m&&(a.attributes[m.name]=t.getAttribLocation(a.program,m.name))}for(var v=t.getProgramParameter(this.program,t.ACTIVE_UNIFORMS),y=0;y<v;y++){var g=t.getActiveUniform(a.program,y);g&&(a.uniforms[g.name]=t.getUniformLocation(a.program,g.name))}};s.prototype.draw=function(t,e,r,n,i,o,s,l){for(var u,c=this,p=(u={},u[t.LINES]=2,u[t.TRIANGLES]=3,u)[e],h=0,f=o.get();h<f.length;h+=1){var d=f[h],m=d.vaos||(d.vaos={});(m[r]||(m[r]=new a)).bind(t,c,n,i,s&&s.paintVertexBuffer,d.vertexOffset,l),t.drawElements(e,d.primitiveLength*p,t.UNSIGNED_SHORT,d.primitiveOffset*p*2)}},e.exports=s},{"../data/program_configuration":53,"../shaders":86,"../util/browser":202,"./vertex_array_object":84}],82:[function(t,e,r){"use strict";var n=t("../gl/vertex_buffer"),i=t("./vertex_array_object"),o=t("../data/pos_array"),a=function(t){var e=this.gl=t.gl,r=this.texture=e.createTexture();e.bindTexture(e.TEXTURE_2D,r),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.LINEAR),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.LINEAR),e.texImage2D(e.TEXTURE_2D,0,e.RGBA,t.width,t.height,0,e.RGBA,e.UNSIGNED_BYTE,null),e.bindTexture(e.TEXTURE_2D,null);var a=this.fbo=e.createFramebuffer();e.bindFramebuffer(e.FRAMEBUFFER,a),e.framebufferTexture2D(e.FRAMEBUFFER,e.COLOR_ATTACHMENT0,e.TEXTURE_2D,r,0);var s=new o;s.emplaceBack(0,0),s.emplaceBack(1,0),s.emplaceBack(0,1),s.emplaceBack(1,1),this.buffer=new n(e,s),this.vao=new i};a.prototype.bindWithDepth=function(t){var e=this.gl;e.bindFramebuffer(e.FRAMEBUFFER,this.fbo),this.attachedRbo!==t&&(e.framebufferRenderbuffer(e.FRAMEBUFFER,e.DEPTH_ATTACHMENT,e.RENDERBUFFER,t),this.attachedRbo=t)},a.prototype.unbind=function(){var t=this.gl;t.bindFramebuffer(t.FRAMEBUFFER,null)},e.exports=a},{"../data/pos_array":52,"../gl/vertex_buffer":62,"./vertex_array_object":84}],83:[function(t,e,r){"use strict";var n=function(t,e,r){this.gl=t;var n=e.width,i=e.height;this.size=[n,i],this.format=r,this.texture=t.createTexture(),this.update(e)};n.prototype.update=function(t){var e=t.width,r=t.height,n=t.data;this.size=[e,r];var i=this,o=i.gl;o.bindTexture(o.TEXTURE_2D,this.texture),o.pixelStorei(o.UNPACK_ALIGNMENT,1),this.format===o.RGBA&&o.pixelStorei(o.UNPACK_PREMULTIPLY_ALPHA_WEBGL,!0),o.texImage2D(o.TEXTURE_2D,0,this.format,e,r,0,this.format,o.UNSIGNED_BYTE,n)},n.prototype.bind=function(t,e){var r=this,n=r.gl;n.bindTexture(n.TEXTURE_2D,this.texture),t!==this.filter&&(n.texParameteri(n.TEXTURE_2D,n.TEXTURE_MAG_FILTER,t),n.texParameteri(n.TEXTURE_2D,n.TEXTURE_MIN_FILTER,t),this.filter=t),e!==this.wrap&&(n.texParameteri(n.TEXTURE_2D,n.TEXTURE_WRAP_S,e),n.texParameteri(n.TEXTURE_2D,n.TEXTURE_WRAP_T,e),this.wrap=e)},n.prototype.destroy=function(){this.gl.deleteTexture(this.texture),this.texture=null},e.exports=n},{}],84:[function(t,e,r){"use strict";var n=function(){this.boundProgram=null,this.boundVertexBuffer=null,this.boundVertexBuffer2=null,this.boundIndexBuffer=null,this.boundVertexOffset=null,this.boundDynamicVertexBuffer=null,this.vao=null};n.prototype.bind=function(t,e,r,n,i,o,a){void 0===t.extVertexArrayObject&&(t.extVertexArrayObject=t.getExtension("OES_vertex_array_object"));var s=!this.vao||this.boundProgram!==e||this.boundVertexBuffer!==r||this.boundVertexBuffer2!==i||this.boundIndexBuffer!==n||this.boundVertexOffset!==o||this.boundDynamicVertexBuffer!==a;!t.extVertexArrayObject||s?(this.freshBind(t,e,r,n,i,o,a),this.gl=t):(t.extVertexArrayObject.bindVertexArrayOES(this.vao),a&&a.bind())},n.prototype.freshBind=function(t,e,r,n,i,o,a){var s,l=e.numAttributes;if(t.extVertexArrayObject)this.vao&&this.destroy(),this.vao=t.extVertexArrayObject.createVertexArrayOES(),t.extVertexArrayObject.bindVertexArrayOES(this.vao),s=0,this.boundProgram=e,this.boundVertexBuffer=r,this.boundVertexBuffer2=i,this.boundIndexBuffer=n,this.boundVertexOffset=o,this.boundDynamicVertexBuffer=a;else{s=t.currentNumAttributes||0;for(var u=l;u<s;u++)t.disableVertexAttribArray(u)}r.enableAttributes(t,e),i&&i.enableAttributes(t,e),a&&a.enableAttributes(t,e),r.bind(),r.setVertexAttribPointers(t,e,o),i&&(i.bind(),i.setVertexAttribPointers(t,e,o)),a&&(a.bind(),a.setVertexAttribPointers(t,e,o)),n&&n.bind(),t.currentNumAttributes=l},n.prototype.destroy=function(){this.vao&&(this.gl.extVertexArrayObject.deleteVertexArrayOES(this.vao),this.vao=null)},e.exports=n},{}],85:[function(t,e,r){"use strict";var n=t("../util/util");r.packUint8ToFloat=function(t,e){return t=n.clamp(Math.floor(t),0,255),e=n.clamp(Math.floor(e),0,255),256*t+e}},{"../util/util":223}],86:[function(t,e,r){"use strict";var n={prelude:{fragmentSource:"#ifdef GL_ES\nprecision mediump float;\n#else\n\n#if !defined(lowp)\n#define lowp\n#endif\n\n#if !defined(mediump)\n#define mediump\n#endif\n\n#if !defined(highp)\n#define highp\n#endif\n\n#endif\n",vertexSource:"#ifdef GL_ES\nprecision highp float;\n#else\n\n#if !defined(lowp)\n#define lowp\n#endif\n\n#if !defined(mediump)\n#define mediump\n#endif\n\n#if !defined(highp)\n#define highp\n#endif\n\n#endif\n\n// Unpack a pair of values that have been packed into a single float.\n// The packed values are assumed to be 8-bit unsigned integers, and are\n// packed like so:\n// packedValue = floor(input[0]) * 256 + input[1],\nvec2 unpack_float(const float packedValue) {\n    int packedIntValue = int(packedValue);\n    int v0 = packedIntValue / 256;\n    return vec2(v0, packedIntValue - v0 * 256);\n}\n\n\n// To minimize the number of attributes needed, we encode a 4-component\n// color into a pair of floats (i.e. a vec2) as follows:\n// [ floor(color.r * 255) * 256 + color.g * 255,\n//   floor(color.b * 255) * 256 + color.g * 255 ]\nvec4 decode_color(const vec2 encodedColor) {\n    return vec4(\n        unpack_float(encodedColor[0]) / 255.0,\n        unpack_float(encodedColor[1]) / 255.0\n    );\n}\n\n// Unpack a pair of paint values and interpolate between them.\nfloat unpack_mix_vec2(const vec2 packedValue, const float t) {\n    return mix(packedValue[0], packedValue[1], t);\n}\n\n// Unpack a pair of paint values and interpolate between them.\nvec4 unpack_mix_vec4(const vec4 packedColors, const float t) {\n    vec4 minColor = decode_color(vec2(packedColors[0], packedColors[1]));\n    vec4 maxColor = decode_color(vec2(packedColors[2], packedColors[3]));\n    return mix(minColor, maxColor, t);\n}\n\n// The offset depends on how many pixels are between the world origin and the edge of the tile:\n// vec2 offset = mod(pixel_coord, size)\n//\n// At high zoom levels there are a ton of pixels between the world origin and the edge of the tile.\n// The glsl spec only guarantees 16 bits of precision for highp floats. We need more than that.\n//\n// The pixel_coord is passed in as two 16 bit values:\n// pixel_coord_upper = floor(pixel_coord / 2^16)\n// pixel_coord_lower = mod(pixel_coord, 2^16)\n//\n// The offset is calculated in a series of steps that should preserve this precision:\nvec2 get_pattern_pos(const vec2 pixel_coord_upper, const vec2 pixel_coord_lower,\n    const vec2 pattern_size, const float tile_units_to_pixels, const vec2 pos) {\n\n    vec2 offset = mod(mod(mod(pixel_coord_upper, pattern_size) * 256.0, pattern_size) * 256.0 + pixel_coord_lower, pattern_size);\n    return (tile_units_to_pixels * pos + offset) / pattern_size;\n}\n"},circle:{fragmentSource:"#pragma mapbox: define highp vec4 color\n#pragma mapbox: define mediump float radius\n#pragma mapbox: define lowp float blur\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define highp vec4 stroke_color\n#pragma mapbox: define mediump float stroke_width\n#pragma mapbox: define lowp float stroke_opacity\n\nvarying vec3 v_data;\n\nvoid main() {\n    #pragma mapbox: initialize highp vec4 color\n    #pragma mapbox: initialize mediump float radius\n    #pragma mapbox: initialize lowp float blur\n    #pragma mapbox: initialize lowp float opacity\n    #pragma mapbox: initialize highp vec4 stroke_color\n    #pragma mapbox: initialize mediump float stroke_width\n    #pragma mapbox: initialize lowp float stroke_opacity\n\n    vec2 extrude = v_data.xy;\n    float extrude_length = length(extrude);\n\n    lowp float antialiasblur = v_data.z;\n    float antialiased_blur = -max(blur, antialiasblur);\n\n    float opacity_t = smoothstep(0.0, antialiased_blur, extrude_length - 1.0);\n\n    float color_t = stroke_width < 0.01 ? 0.0 : smoothstep(\n        antialiased_blur,\n        0.0,\n        extrude_length - radius / (radius + stroke_width)\n    );\n\n    gl_FragColor = opacity_t * mix(color * opacity, stroke_color * stroke_opacity, color_t);\n\n#ifdef OVERDRAW_INSPECTOR\n    gl_FragColor = vec4(1.0);\n#endif\n}\n",vertexSource:"uniform mat4 u_matrix;\nuniform bool u_scale_with_map;\nuniform bool u_pitch_with_map;\nuniform vec2 u_extrude_scale;\nuniform highp float u_camera_to_center_distance;\n\nattribute vec2 a_pos;\n\n#pragma mapbox: define highp vec4 color\n#pragma mapbox: define mediump float radius\n#pragma mapbox: define lowp float blur\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define highp vec4 stroke_color\n#pragma mapbox: define mediump float stroke_width\n#pragma mapbox: define lowp float stroke_opacity\n\nvarying vec3 v_data;\n\nvoid main(void) {\n    #pragma mapbox: initialize highp vec4 color\n    #pragma mapbox: initialize mediump float radius\n    #pragma mapbox: initialize lowp float blur\n    #pragma mapbox: initialize lowp float opacity\n    #pragma mapbox: initialize highp vec4 stroke_color\n    #pragma mapbox: initialize mediump float stroke_width\n    #pragma mapbox: initialize lowp float stroke_opacity\n\n    // unencode the extrusion vector that we snuck into the a_pos vector\n    vec2 extrude = vec2(mod(a_pos, 2.0) * 2.0 - 1.0);\n\n    // multiply a_pos by 0.5, since we had it * 2 in order to sneak\n    // in extrusion data\n    vec2 circle_center = floor(a_pos * 0.5);\n    if (u_pitch_with_map) {\n        vec2 corner_position = circle_center;\n        if (u_scale_with_map) {\n            corner_position += extrude * (radius + stroke_width) * u_extrude_scale;\n        } else {\n            // Pitching the circle with the map effectively scales it with the map\n            // To counteract the effect for pitch-scale: viewport, we rescale the\n            // whole circle based on the pitch scaling effect at its central point\n            vec4 projected_center = u_matrix * vec4(circle_center, 0, 1);\n            corner_position += extrude * (radius + stroke_width) * u_extrude_scale * (projected_center.w / u_camera_to_center_distance);\n        }\n\n        gl_Position = u_matrix * vec4(corner_position, 0, 1);\n    } else {\n        gl_Position = u_matrix * vec4(circle_center, 0, 1);\n\n        if (u_scale_with_map) {\n            gl_Position.xy += extrude * (radius + stroke_width) * u_extrude_scale * u_camera_to_center_distance;\n        } else {\n            gl_Position.xy += extrude * (radius + stroke_width) * u_extrude_scale * gl_Position.w;\n        }\n    }\n\n    // This is a minimum blur distance that serves as a faux-antialiasing for\n    // the circle. since blur is a ratio of the circle's size and the intent is\n    // to keep the blur at roughly 1px, the two are inversely related.\n    lowp float antialiasblur = 1.0 / DEVICE_PIXEL_RATIO / (radius + stroke_width);\n\n    v_data = vec3(extrude.x, extrude.y, antialiasblur);\n}\n"},collisionBox:{fragmentSource:"uniform float u_zoom;\n// u_maxzoom is derived from the maximum scale considered by the CollisionTile\n// Labels with placement zoom greater than this value will not be placed,\n// regardless of perspective effects.\nuniform float u_maxzoom;\nuniform sampler2D u_fadetexture;\n\n// v_max_zoom is a collision-box-specific value that controls when line-following\n// collision boxes are used.\nvarying float v_max_zoom;\nvarying float v_placement_zoom;\nvarying float v_perspective_zoom_adjust;\nvarying vec2 v_fade_tex;\n\nvoid main() {\n\n    float alpha = 0.5;\n\n    // Green = no collisions, label is showing\n    gl_FragColor = vec4(0.0, 1.0, 0.0, 1.0) * alpha;\n\n    // Red = collision, label hidden\n    if (texture2D(u_fadetexture, v_fade_tex).a < 1.0) {\n        gl_FragColor = vec4(1.0, 0.0, 0.0, 1.0) * alpha;\n    }\n\n    // Faded black = this collision box is not used at this zoom (for curved labels)\n    if (u_zoom >= v_max_zoom + v_perspective_zoom_adjust) {\n        gl_FragColor = vec4(0.0, 0.0, 0.0, 1.0) * alpha * 0.25;\n    }\n\n    // Faded blue = the placement scale for this label is beyond the CollisionTile\n    // max scale, so it's impossible for this label to show without collision detection\n    // being run again (the label's glyphs haven't even been added to the symbol bucket)\n    if (v_placement_zoom >= u_maxzoom) {\n        gl_FragColor = vec4(0.0, 0.0, 1.0, 1.0) * alpha * 0.2;\n    }\n}\n",vertexSource:"attribute vec2 a_pos;\nattribute vec2 a_anchor_pos;\nattribute vec2 a_extrude;\nattribute vec2 a_data;\n\nuniform mat4 u_matrix;\nuniform float u_scale;\nuniform float u_pitch;\nuniform float u_collision_y_stretch;\nuniform float u_camera_to_center_distance;\n\nvarying float v_max_zoom;\nvarying float v_placement_zoom;\nvarying float v_perspective_zoom_adjust;\nvarying vec2 v_fade_tex;\n\nvoid main() {\n    vec4 projectedPoint = u_matrix * vec4(a_anchor_pos, 0, 1);\n    highp float camera_to_anchor_distance = projectedPoint.w;\n    highp float collision_perspective_ratio = 1.0 + 0.5 * ((camera_to_anchor_distance / u_camera_to_center_distance) - 1.0);\n\n    highp float incidence_stretch  = camera_to_anchor_distance / (u_camera_to_center_distance * cos(u_pitch));\n    highp float collision_adjustment = max(1.0, incidence_stretch / u_collision_y_stretch);\n\n    gl_Position = u_matrix * vec4(a_pos + a_extrude * collision_perspective_ratio * collision_adjustment / u_scale, 0.0, 1.0);\n\n    v_max_zoom = a_data.x;\n    v_placement_zoom = a_data.y;\n\n    v_perspective_zoom_adjust = floor(log2(collision_perspective_ratio * collision_adjustment) * 10.0);\n    v_fade_tex = vec2((v_placement_zoom + v_perspective_zoom_adjust) / 255.0, 0.0);\n}\n"},debug:{fragmentSource:"uniform highp vec4 u_color;\n\nvoid main() {\n    gl_FragColor = u_color;\n}\n",vertexSource:"attribute vec2 a_pos;\n\nuniform mat4 u_matrix;\n\nvoid main() {\n    // We are using Int16 for texture position coordinates to give us enough precision for\n    // fractional coordinates. We use 8192 to scale the texture coordinates in the buffer\n    // as an arbitrarily high number to preserve adequate precision when rendering.\n    // This is also the same value as the EXTENT we are using for our tile buffer pos coordinates,\n    // so math for modifying either is consistent.\n    gl_Position = u_matrix * vec4(a_pos, step(8192.0, a_pos.x), 1);\n}\n"},fill:{fragmentSource:"#pragma mapbox: define highp vec4 color\n#pragma mapbox: define lowp float opacity\n\nvoid main() {\n    #pragma mapbox: initialize highp vec4 color\n    #pragma mapbox: initialize lowp float opacity\n\n    gl_FragColor = color * opacity;\n\n#ifdef OVERDRAW_INSPECTOR\n    gl_FragColor = vec4(1.0);\n#endif\n}\n",vertexSource:"attribute vec2 a_pos;\n\nuniform mat4 u_matrix;\n\n#pragma mapbox: define highp vec4 color\n#pragma mapbox: define lowp float opacity\n\nvoid main() {\n    #pragma mapbox: initialize highp vec4 color\n    #pragma mapbox: initialize lowp float opacity\n\n    gl_Position = u_matrix * vec4(a_pos, 0, 1);\n}\n"},fillOutline:{fragmentSource:"#pragma mapbox: define highp vec4 outline_color\n#pragma mapbox: define lowp float opacity\n\nvarying vec2 v_pos;\n\nvoid main() {\n    #pragma mapbox: initialize highp vec4 outline_color\n    #pragma mapbox: initialize lowp float opacity\n\n    float dist = length(v_pos - gl_FragCoord.xy);\n    float alpha = 1.0 - smoothstep(0.0, 1.0, dist);\n    gl_FragColor = outline_color * (alpha * opacity);\n\n#ifdef OVERDRAW_INSPECTOR\n    gl_FragColor = vec4(1.0);\n#endif\n}\n",vertexSource:"attribute vec2 a_pos;\n\nuniform mat4 u_matrix;\nuniform vec2 u_world;\n\nvarying vec2 v_pos;\n\n#pragma mapbox: define highp vec4 outline_color\n#pragma mapbox: define lowp float opacity\n\nvoid main() {\n    #pragma mapbox: initialize highp vec4 outline_color\n    #pragma mapbox: initialize lowp float opacity\n\n    gl_Position = u_matrix * vec4(a_pos, 0, 1);\n    v_pos = (gl_Position.xy / gl_Position.w + 1.0) / 2.0 * u_world;\n}\n"},fillOutlinePattern:{fragmentSource:"uniform vec2 u_pattern_tl_a;\nuniform vec2 u_pattern_br_a;\nuniform vec2 u_pattern_tl_b;\nuniform vec2 u_pattern_br_b;\nuniform vec2 u_texsize;\nuniform float u_mix;\n\nuniform sampler2D u_image;\n\nvarying vec2 v_pos_a;\nvarying vec2 v_pos_b;\nvarying vec2 v_pos;\n\n#pragma mapbox: define lowp float opacity\n\nvoid main() {\n    #pragma mapbox: initialize lowp float opacity\n\n    vec2 imagecoord = mod(v_pos_a, 1.0);\n    vec2 pos = mix(u_pattern_tl_a / u_texsize, u_pattern_br_a / u_texsize, imagecoord);\n    vec4 color1 = texture2D(u_image, pos);\n\n    vec2 imagecoord_b = mod(v_pos_b, 1.0);\n    vec2 pos2 = mix(u_pattern_tl_b / u_texsize, u_pattern_br_b / u_texsize, imagecoord_b);\n    vec4 color2 = texture2D(u_image, pos2);\n\n    // find distance to outline for alpha interpolation\n\n    float dist = length(v_pos - gl_FragCoord.xy);\n    float alpha = 1.0 - smoothstep(0.0, 1.0, dist);\n\n\n    gl_FragColor = mix(color1, color2, u_mix) * alpha * opacity;\n\n#ifdef OVERDRAW_INSPECTOR\n    gl_FragColor = vec4(1.0);\n#endif\n}\n",vertexSource:"uniform mat4 u_matrix;\nuniform vec2 u_world;\nuniform vec2 u_pattern_size_a;\nuniform vec2 u_pattern_size_b;\nuniform vec2 u_pixel_coord_upper;\nuniform vec2 u_pixel_coord_lower;\nuniform float u_scale_a;\nuniform float u_scale_b;\nuniform float u_tile_units_to_pixels;\n\nattribute vec2 a_pos;\n\nvarying vec2 v_pos_a;\nvarying vec2 v_pos_b;\nvarying vec2 v_pos;\n\n#pragma mapbox: define lowp float opacity\n\nvoid main() {\n    #pragma mapbox: initialize lowp float opacity\n\n    gl_Position = u_matrix * vec4(a_pos, 0, 1);\n\n    v_pos_a = get_pattern_pos(u_pixel_coord_upper, u_pixel_coord_lower, u_scale_a * u_pattern_size_a, u_tile_units_to_pixels, a_pos);\n    v_pos_b = get_pattern_pos(u_pixel_coord_upper, u_pixel_coord_lower, u_scale_b * u_pattern_size_b, u_tile_units_to_pixels, a_pos);\n\n    v_pos = (gl_Position.xy / gl_Position.w + 1.0) / 2.0 * u_world;\n}\n"},fillPattern:{fragmentSource:"uniform vec2 u_pattern_tl_a;\nuniform vec2 u_pattern_br_a;\nuniform vec2 u_pattern_tl_b;\nuniform vec2 u_pattern_br_b;\nuniform vec2 u_texsize;\nuniform float u_mix;\n\nuniform sampler2D u_image;\n\nvarying vec2 v_pos_a;\nvarying vec2 v_pos_b;\n\n#pragma mapbox: define lowp float opacity\n\nvoid main() {\n    #pragma mapbox: initialize lowp float opacity\n\n    vec2 imagecoord = mod(v_pos_a, 1.0);\n    vec2 pos = mix(u_pattern_tl_a / u_texsize, u_pattern_br_a / u_texsize, imagecoord);\n    vec4 color1 = texture2D(u_image, pos);\n\n    vec2 imagecoord_b = mod(v_pos_b, 1.0);\n    vec2 pos2 = mix(u_pattern_tl_b / u_texsize, u_pattern_br_b / u_texsize, imagecoord_b);\n    vec4 color2 = texture2D(u_image, pos2);\n\n    gl_FragColor = mix(color1, color2, u_mix) * opacity;\n\n#ifdef OVERDRAW_INSPECTOR\n    gl_FragColor = vec4(1.0);\n#endif\n}\n",vertexSource:"uniform mat4 u_matrix;\nuniform vec2 u_pattern_size_a;\nuniform vec2 u_pattern_size_b;\nuniform vec2 u_pixel_coord_upper;\nuniform vec2 u_pixel_coord_lower;\nuniform float u_scale_a;\nuniform float u_scale_b;\nuniform float u_tile_units_to_pixels;\n\nattribute vec2 a_pos;\n\nvarying vec2 v_pos_a;\nvarying vec2 v_pos_b;\n\n#pragma mapbox: define lowp float opacity\n\nvoid main() {\n    #pragma mapbox: initialize lowp float opacity\n\n    gl_Position = u_matrix * vec4(a_pos, 0, 1);\n\n    v_pos_a = get_pattern_pos(u_pixel_coord_upper, u_pixel_coord_lower, u_scale_a * u_pattern_size_a, u_tile_units_to_pixels, a_pos);\n    v_pos_b = get_pattern_pos(u_pixel_coord_upper, u_pixel_coord_lower, u_scale_b * u_pattern_size_b, u_tile_units_to_pixels, a_pos);\n}\n"},fillExtrusion:{fragmentSource:"varying vec4 v_color;\n#pragma mapbox: define lowp float base\n#pragma mapbox: define lowp float height\n#pragma mapbox: define highp vec4 color\n\nvoid main() {\n    #pragma mapbox: initialize lowp float base\n    #pragma mapbox: initialize lowp float height\n    #pragma mapbox: initialize highp vec4 color\n\n    gl_FragColor = v_color;\n\n#ifdef OVERDRAW_INSPECTOR\n    gl_FragColor = vec4(1.0);\n#endif\n}\n",vertexSource:"uniform mat4 u_matrix;\nuniform vec3 u_lightcolor;\nuniform lowp vec3 u_lightpos;\nuniform lowp float u_lightintensity;\n\nattribute vec2 a_pos;\nattribute vec3 a_normal;\nattribute float a_edgedistance;\n\nvarying vec4 v_color;\n\n#pragma mapbox: define lowp float base\n#pragma mapbox: define lowp float height\n\n#pragma mapbox: define highp vec4 color\n\nvoid main() {\n    #pragma mapbox: initialize lowp float base\n    #pragma mapbox: initialize lowp float height\n    #pragma mapbox: initialize highp vec4 color\n\n    base = max(0.0, base);\n    height = max(0.0, height);\n\n    float ed = a_edgedistance; // use each attrib in order to not trip a VAO assert\n    float t = mod(a_normal.x, 2.0);\n\n    gl_Position = u_matrix * vec4(a_pos, t > 0.0 ? height : base, 1);\n\n    // Relative luminance (how dark/bright is the surface color?)\n    float colorvalue = color.r * 0.2126 + color.g * 0.7152 + color.b * 0.0722;\n\n    v_color = vec4(0.0, 0.0, 0.0, 1.0);\n\n    // Add slight ambient lighting so no extrusions are totally black\n    vec4 ambientlight = vec4(0.03, 0.03, 0.03, 1.0);\n    color += ambientlight;\n\n    // Calculate cos(theta), where theta is the angle between surface normal and diffuse light ray\n    float directional = clamp(dot(a_normal / 16384.0, u_lightpos), 0.0, 1.0);\n\n    // Adjust directional so that\n    // the range of values for highlight/shading is narrower\n    // with lower light intensity\n    // and with lighter/brighter surface colors\n    directional = mix((1.0 - u_lightintensity), max((1.0 - colorvalue + u_lightintensity), 1.0), directional);\n\n    // Add gradient along z axis of side surfaces\n    if (a_normal.y != 0.0) {\n        directional *= clamp((t + base) * pow(height / 150.0, 0.5), mix(0.7, 0.98, 1.0 - u_lightintensity), 1.0);\n    }\n\n    // Assign final color based on surface + ambient light color, diffuse light directional, and light color\n    // with lower bounds adjusted to hue of light\n    // so that shading is tinted with the complementary (opposite) color to the light color\n    v_color.r += clamp(color.r * directional * u_lightcolor.r, mix(0.0, 0.3, 1.0 - u_lightcolor.r), 1.0);\n    v_color.g += clamp(color.g * directional * u_lightcolor.g, mix(0.0, 0.3, 1.0 - u_lightcolor.g), 1.0);\n    v_color.b += clamp(color.b * directional * u_lightcolor.b, mix(0.0, 0.3, 1.0 - u_lightcolor.b), 1.0);\n}\n"},fillExtrusionPattern:{fragmentSource:"uniform vec2 u_pattern_tl_a;\nuniform vec2 u_pattern_br_a;\nuniform vec2 u_pattern_tl_b;\nuniform vec2 u_pattern_br_b;\nuniform vec2 u_texsize;\nuniform float u_mix;\n\nuniform sampler2D u_image;\n\nvarying vec2 v_pos_a;\nvarying vec2 v_pos_b;\nvarying vec4 v_lighting;\n\n#pragma mapbox: define lowp float base\n#pragma mapbox: define lowp float height\n\nvoid main() {\n    #pragma mapbox: initialize lowp float base\n    #pragma mapbox: initialize lowp float height\n\n    vec2 imagecoord = mod(v_pos_a, 1.0);\n    vec2 pos = mix(u_pattern_tl_a / u_texsize, u_pattern_br_a / u_texsize, imagecoord);\n    vec4 color1 = texture2D(u_image, pos);\n\n    vec2 imagecoord_b = mod(v_pos_b, 1.0);\n    vec2 pos2 = mix(u_pattern_tl_b / u_texsize, u_pattern_br_b / u_texsize, imagecoord_b);\n    vec4 color2 = texture2D(u_image, pos2);\n\n    vec4 mixedColor = mix(color1, color2, u_mix);\n\n    gl_FragColor = mixedColor * v_lighting;\n\n#ifdef OVERDRAW_INSPECTOR\n    gl_FragColor = vec4(1.0);\n#endif\n}\n",vertexSource:"uniform mat4 u_matrix;\nuniform vec2 u_pattern_size_a;\nuniform vec2 u_pattern_size_b;\nuniform vec2 u_pixel_coord_upper;\nuniform vec2 u_pixel_coord_lower;\nuniform float u_scale_a;\nuniform float u_scale_b;\nuniform float u_tile_units_to_pixels;\nuniform float u_height_factor;\n\nuniform vec3 u_lightcolor;\nuniform lowp vec3 u_lightpos;\nuniform lowp float u_lightintensity;\n\nattribute vec2 a_pos;\nattribute vec3 a_normal;\nattribute float a_edgedistance;\n\nvarying vec2 v_pos_a;\nvarying vec2 v_pos_b;\nvarying vec4 v_lighting;\nvarying float v_directional;\n\n#pragma mapbox: define lowp float base\n#pragma mapbox: define lowp float height\n\nvoid main() {\n    #pragma mapbox: initialize lowp float base\n    #pragma mapbox: initialize lowp float height\n\n    base = max(0.0, base);\n    height = max(0.0, height);\n\n    float t = mod(a_normal.x, 2.0);\n    float z = t > 0.0 ? height : base;\n\n    gl_Position = u_matrix * vec4(a_pos, z, 1);\n\n    vec2 pos = a_normal.x == 1.0 && a_normal.y == 0.0 && a_normal.z == 16384.0\n        ? a_pos // extrusion top\n        : vec2(a_edgedistance, z * u_height_factor); // extrusion side\n\n    v_pos_a = get_pattern_pos(u_pixel_coord_upper, u_pixel_coord_lower, u_scale_a * u_pattern_size_a, u_tile_units_to_pixels, pos);\n    v_pos_b = get_pattern_pos(u_pixel_coord_upper, u_pixel_coord_lower, u_scale_b * u_pattern_size_b, u_tile_units_to_pixels, pos);\n\n    v_lighting = vec4(0.0, 0.0, 0.0, 1.0);\n    float directional = clamp(dot(a_normal / 16383.0, u_lightpos), 0.0, 1.0);\n    directional = mix((1.0 - u_lightintensity), max((0.5 + u_lightintensity), 1.0), directional);\n\n    if (a_normal.y != 0.0) {\n        directional *= clamp((t + base) * pow(height / 150.0, 0.5), mix(0.7, 0.98, 1.0 - u_lightintensity), 1.0);\n    }\n\n    v_lighting.rgb += clamp(directional * u_lightcolor, mix(vec3(0.0), vec3(0.3), 1.0 - u_lightcolor), vec3(1.0));\n}\n"},extrusionTexture:{fragmentSource:"uniform sampler2D u_image;\nuniform float u_opacity;\nvarying vec2 v_pos;\n\nvoid main() {\n    gl_FragColor = texture2D(u_image, v_pos) * u_opacity;\n\n#ifdef OVERDRAW_INSPECTOR\n    gl_FragColor = vec4(0.0);\n#endif\n}\n",vertexSource:"uniform mat4 u_matrix;\nuniform vec2 u_world;\nattribute vec2 a_pos;\nvarying vec2 v_pos;\n\nvoid main() {\n    gl_Position = u_matrix * vec4(a_pos * u_world, 0, 1);\n\n    v_pos.x = a_pos.x;\n    v_pos.y = 1.0 - a_pos.y;\n}\n"},line:{fragmentSource:"#pragma mapbox: define highp vec4 color\n#pragma mapbox: define lowp float blur\n#pragma mapbox: define lowp float opacity\n\nvarying vec2 v_width2;\nvarying vec2 v_normal;\nvarying float v_gamma_scale;\n\nvoid main() {\n    #pragma mapbox: initialize highp vec4 color\n    #pragma mapbox: initialize lowp float blur\n    #pragma mapbox: initialize lowp float opacity\n\n    // Calculate the distance of the pixel from the line in pixels.\n    float dist = length(v_normal) * v_width2.s;\n\n    // Calculate the antialiasing fade factor. This is either when fading in\n    // the line in case of an offset line (v_width2.t) or when fading out\n    // (v_width2.s)\n    float blur2 = (blur + 1.0 / DEVICE_PIXEL_RATIO) * v_gamma_scale;\n    float alpha = clamp(min(dist - (v_width2.t - blur2), v_width2.s - dist) / blur2, 0.0, 1.0);\n\n    gl_FragColor = color * (alpha * opacity);\n\n#ifdef OVERDRAW_INSPECTOR\n    gl_FragColor = vec4(1.0);\n#endif\n}\n",vertexSource:"\n\n// the distance over which the line edge fades out.\n// Retina devices need a smaller distance to avoid aliasing.\n#define ANTIALIASING 1.0 / DEVICE_PIXEL_RATIO / 2.0\n\n// floor(127 / 2) == 63.0\n// the maximum allowed miter limit is 2.0 at the moment. the extrude normal is\n// stored in a byte (-128..127). we scale regular normals up to length 63, but\n// there are also \"special\" normals that have a bigger length (of up to 126 in\n// this case).\n// #define scale 63.0\n#define scale 0.015873016\n\nattribute vec4 a_pos_normal;\nattribute vec4 a_data;\n\nuniform mat4 u_matrix;\nuniform mediump float u_ratio;\nuniform vec2 u_gl_units_to_pixels;\n\nvarying vec2 v_normal;\nvarying vec2 v_width2;\nvarying float v_gamma_scale;\n\n#pragma mapbox: define highp vec4 color\n#pragma mapbox: define lowp float blur\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define mediump float gapwidth\n#pragma mapbox: define lowp float offset\n#pragma mapbox: define mediump float width\n\nvoid main() {\n    #pragma mapbox: initialize highp vec4 color\n    #pragma mapbox: initialize lowp float blur\n    #pragma mapbox: initialize lowp float opacity\n    #pragma mapbox: initialize mediump float gapwidth\n    #pragma mapbox: initialize lowp float offset\n    #pragma mapbox: initialize mediump float width\n\n    vec2 a_extrude = a_data.xy - 128.0;\n    float a_direction = mod(a_data.z, 4.0) - 1.0;\n\n    vec2 pos = a_pos_normal.xy;\n\n    // x is 1 if it's a round cap, 0 otherwise\n    // y is 1 if the normal points up, and -1 if it points down\n    mediump vec2 normal = a_pos_normal.zw;\n    v_normal = normal;\n\n    // these transformations used to be applied in the JS and native code bases.\n    // moved them into the shader for clarity and simplicity.\n    gapwidth = gapwidth / 2.0;\n    float halfwidth = width / 2.0;\n    offset = -1.0 * offset;\n\n    float inset = gapwidth + (gapwidth > 0.0 ? ANTIALIASING : 0.0);\n    float outset = gapwidth + halfwidth * (gapwidth > 0.0 ? 2.0 : 1.0) + ANTIALIASING;\n\n    // Scale the extrusion vector down to a normal and then up by the line width\n    // of this vertex.\n    mediump vec2 dist = outset * a_extrude * scale;\n\n    // Calculate the offset when drawing a line that is to the side of the actual line.\n    // We do this by creating a vector that points towards the extrude, but rotate\n    // it when we're drawing round end points (a_direction = -1 or 1) since their\n    // extrude vector points in another direction.\n    mediump float u = 0.5 * a_direction;\n    mediump float t = 1.0 - abs(u);\n    mediump vec2 offset2 = offset * a_extrude * scale * normal.y * mat2(t, -u, u, t);\n\n    vec4 projected_extrude = u_matrix * vec4(dist / u_ratio, 0.0, 0.0);\n    gl_Position = u_matrix * vec4(pos + offset2 / u_ratio, 0.0, 1.0) + projected_extrude;\n\n    // calculate how much the perspective view squishes or stretches the extrude\n    float extrude_length_without_perspective = length(dist);\n    float extrude_length_with_perspective = length(projected_extrude.xy / gl_Position.w * u_gl_units_to_pixels);\n    v_gamma_scale = extrude_length_without_perspective / extrude_length_with_perspective;\n\n    v_width2 = vec2(outset, inset);\n}\n"},linePattern:{fragmentSource:"uniform vec2 u_pattern_size_a;\nuniform vec2 u_pattern_size_b;\nuniform vec2 u_pattern_tl_a;\nuniform vec2 u_pattern_br_a;\nuniform vec2 u_pattern_tl_b;\nuniform vec2 u_pattern_br_b;\nuniform vec2 u_texsize;\nuniform float u_fade;\n\nuniform sampler2D u_image;\n\nvarying vec2 v_normal;\nvarying vec2 v_width2;\nvarying float v_linesofar;\nvarying float v_gamma_scale;\n\n#pragma mapbox: define lowp float blur\n#pragma mapbox: define lowp float opacity\n\nvoid main() {\n    #pragma mapbox: initialize lowp float blur\n    #pragma mapbox: initialize lowp float opacity\n\n    // Calculate the distance of the pixel from the line in pixels.\n    float dist = length(v_normal) * v_width2.s;\n\n    // Calculate the antialiasing fade factor. This is either when fading in\n    // the line in case of an offset line (v_width2.t) or when fading out\n    // (v_width2.s)\n    float blur2 = (blur + 1.0 / DEVICE_PIXEL_RATIO) * v_gamma_scale;\n    float alpha = clamp(min(dist - (v_width2.t - blur2), v_width2.s - dist) / blur2, 0.0, 1.0);\n\n    float x_a = mod(v_linesofar / u_pattern_size_a.x, 1.0);\n    float x_b = mod(v_linesofar / u_pattern_size_b.x, 1.0);\n    float y_a = 0.5 + (v_normal.y * v_width2.s / u_pattern_size_a.y);\n    float y_b = 0.5 + (v_normal.y * v_width2.s / u_pattern_size_b.y);\n    vec2 pos_a = mix(u_pattern_tl_a / u_texsize, u_pattern_br_a / u_texsize, vec2(x_a, y_a));\n    vec2 pos_b = mix(u_pattern_tl_b / u_texsize, u_pattern_br_b / u_texsize, vec2(x_b, y_b));\n\n    vec4 color = mix(texture2D(u_image, pos_a), texture2D(u_image, pos_b), u_fade);\n\n    gl_FragColor = color * alpha * opacity;\n\n#ifdef OVERDRAW_INSPECTOR\n    gl_FragColor = vec4(1.0);\n#endif\n}\n",vertexSource:"// floor(127 / 2) == 63.0\n// the maximum allowed miter limit is 2.0 at the moment. the extrude normal is\n// stored in a byte (-128..127). we scale regular normals up to length 63, but\n// there are also \"special\" normals that have a bigger length (of up to 126 in\n// this case).\n// #define scale 63.0\n#define scale 0.015873016\n\n// We scale the distance before adding it to the buffers so that we can store\n// long distances for long segments. Use this value to unscale the distance.\n#define LINE_DISTANCE_SCALE 2.0\n\n// the distance over which the line edge fades out.\n// Retina devices need a smaller distance to avoid aliasing.\n#define ANTIALIASING 1.0 / DEVICE_PIXEL_RATIO / 2.0\n\nattribute vec4 a_pos_normal;\nattribute vec4 a_data;\n\nuniform mat4 u_matrix;\nuniform mediump float u_ratio;\nuniform vec2 u_gl_units_to_pixels;\n\nvarying vec2 v_normal;\nvarying vec2 v_width2;\nvarying float v_linesofar;\nvarying float v_gamma_scale;\n\n#pragma mapbox: define lowp float blur\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define lowp float offset\n#pragma mapbox: define mediump float gapwidth\n#pragma mapbox: define mediump float width\n\nvoid main() {\n    #pragma mapbox: initialize lowp float blur\n    #pragma mapbox: initialize lowp float opacity\n    #pragma mapbox: initialize lowp float offset\n    #pragma mapbox: initialize mediump float gapwidth\n    #pragma mapbox: initialize mediump float width\n\n    vec2 a_extrude = a_data.xy - 128.0;\n    float a_direction = mod(a_data.z, 4.0) - 1.0;\n    float a_linesofar = (floor(a_data.z / 4.0) + a_data.w * 64.0) * LINE_DISTANCE_SCALE;\n\n    vec2 pos = a_pos_normal.xy;\n\n    // x is 1 if it's a round cap, 0 otherwise\n    // y is 1 if the normal points up, and -1 if it points down\n    mediump vec2 normal = a_pos_normal.zw;\n    v_normal = normal;\n\n    // these transformations used to be applied in the JS and native code bases.\n    // moved them into the shader for clarity and simplicity.\n    gapwidth = gapwidth / 2.0;\n    float halfwidth = width / 2.0;\n    offset = -1.0 * offset;\n\n    float inset = gapwidth + (gapwidth > 0.0 ? ANTIALIASING : 0.0);\n    float outset = gapwidth + halfwidth * (gapwidth > 0.0 ? 2.0 : 1.0) + ANTIALIASING;\n\n    // Scale the extrusion vector down to a normal and then up by the line width\n    // of this vertex.\n    mediump vec2 dist = outset * a_extrude * scale;\n\n    // Calculate the offset when drawing a line that is to the side of the actual line.\n    // We do this by creating a vector that points towards the extrude, but rotate\n    // it when we're drawing round end points (a_direction = -1 or 1) since their\n    // extrude vector points in another direction.\n    mediump float u = 0.5 * a_direction;\n    mediump float t = 1.0 - abs(u);\n    mediump vec2 offset2 = offset * a_extrude * scale * normal.y * mat2(t, -u, u, t);\n\n    vec4 projected_extrude = u_matrix * vec4(dist / u_ratio, 0.0, 0.0);\n    gl_Position = u_matrix * vec4(pos + offset2 / u_ratio, 0.0, 1.0) + projected_extrude;\n\n    // calculate how much the perspective view squishes or stretches the extrude\n    float extrude_length_without_perspective = length(dist);\n    float extrude_length_with_perspective = length(projected_extrude.xy / gl_Position.w * u_gl_units_to_pixels);\n    v_gamma_scale = extrude_length_without_perspective / extrude_length_with_perspective;\n\n    v_linesofar = a_linesofar;\n    v_width2 = vec2(outset, inset);\n}\n"},lineSDF:{fragmentSource:"\nuniform sampler2D u_image;\nuniform float u_sdfgamma;\nuniform float u_mix;\n\nvarying vec2 v_normal;\nvarying vec2 v_width2;\nvarying vec2 v_tex_a;\nvarying vec2 v_tex_b;\nvarying float v_gamma_scale;\n\n#pragma mapbox: define highp vec4 color\n#pragma mapbox: define lowp float blur\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define mediump float width\n#pragma mapbox: define lowp float floorwidth\n\nvoid main() {\n    #pragma mapbox: initialize highp vec4 color\n    #pragma mapbox: initialize lowp float blur\n    #pragma mapbox: initialize lowp float opacity\n    #pragma mapbox: initialize mediump float width\n    #pragma mapbox: initialize lowp float floorwidth\n\n    // Calculate the distance of the pixel from the line in pixels.\n    float dist = length(v_normal) * v_width2.s;\n\n    // Calculate the antialiasing fade factor. This is either when fading in\n    // the line in case of an offset line (v_width2.t) or when fading out\n    // (v_width2.s)\n    float blur2 = (blur + 1.0 / DEVICE_PIXEL_RATIO) * v_gamma_scale;\n    float alpha = clamp(min(dist - (v_width2.t - blur2), v_width2.s - dist) / blur2, 0.0, 1.0);\n\n    float sdfdist_a = texture2D(u_image, v_tex_a).a;\n    float sdfdist_b = texture2D(u_image, v_tex_b).a;\n    float sdfdist = mix(sdfdist_a, sdfdist_b, u_mix);\n    alpha *= smoothstep(0.5 - u_sdfgamma / floorwidth, 0.5 + u_sdfgamma / floorwidth, sdfdist);\n\n    gl_FragColor = color * (alpha * opacity);\n\n#ifdef OVERDRAW_INSPECTOR\n    gl_FragColor = vec4(1.0);\n#endif\n}\n",vertexSource:"// floor(127 / 2) == 63.0\n// the maximum allowed miter limit is 2.0 at the moment. the extrude normal is\n// stored in a byte (-128..127). we scale regular normals up to length 63, but\n// there are also \"special\" normals that have a bigger length (of up to 126 in\n// this case).\n// #define scale 63.0\n#define scale 0.015873016\n\n// We scale the distance before adding it to the buffers so that we can store\n// long distances for long segments. Use this value to unscale the distance.\n#define LINE_DISTANCE_SCALE 2.0\n\n// the distance over which the line edge fades out.\n// Retina devices need a smaller distance to avoid aliasing.\n#define ANTIALIASING 1.0 / DEVICE_PIXEL_RATIO / 2.0\n\nattribute vec4 a_pos_normal;\nattribute vec4 a_data;\n\nuniform mat4 u_matrix;\nuniform mediump float u_ratio;\nuniform vec2 u_patternscale_a;\nuniform float u_tex_y_a;\nuniform vec2 u_patternscale_b;\nuniform float u_tex_y_b;\nuniform vec2 u_gl_units_to_pixels;\n\nvarying vec2 v_normal;\nvarying vec2 v_width2;\nvarying vec2 v_tex_a;\nvarying vec2 v_tex_b;\nvarying float v_gamma_scale;\n\n#pragma mapbox: define highp vec4 color\n#pragma mapbox: define lowp float blur\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define mediump float gapwidth\n#pragma mapbox: define lowp float offset\n#pragma mapbox: define mediump float width\n#pragma mapbox: define lowp float floorwidth\n\nvoid main() {\n    #pragma mapbox: initialize highp vec4 color\n    #pragma mapbox: initialize lowp float blur\n    #pragma mapbox: initialize lowp float opacity\n    #pragma mapbox: initialize mediump float gapwidth\n    #pragma mapbox: initialize lowp float offset\n    #pragma mapbox: initialize mediump float width\n    #pragma mapbox: initialize lowp float floorwidth\n\n    vec2 a_extrude = a_data.xy - 128.0;\n    float a_direction = mod(a_data.z, 4.0) - 1.0;\n    float a_linesofar = (floor(a_data.z / 4.0) + a_data.w * 64.0) * LINE_DISTANCE_SCALE;\n\n    vec2 pos = a_pos_normal.xy;\n\n    // x is 1 if it's a round cap, 0 otherwise\n    // y is 1 if the normal points up, and -1 if it points down\n    mediump vec2 normal = a_pos_normal.zw;\n    v_normal = normal;\n\n    // these transformations used to be applied in the JS and native code bases.\n    // moved them into the shader for clarity and simplicity.\n    gapwidth = gapwidth / 2.0;\n    float halfwidth = width / 2.0;\n    offset = -1.0 * offset;\n\n    float inset = gapwidth + (gapwidth > 0.0 ? ANTIALIASING : 0.0);\n    float outset = gapwidth + halfwidth * (gapwidth > 0.0 ? 2.0 : 1.0) + ANTIALIASING;\n\n    // Scale the extrusion vector down to a normal and then up by the line width\n    // of this vertex.\n    mediump vec2 dist =outset * a_extrude * scale;\n\n    // Calculate the offset when drawing a line that is to the side of the actual line.\n    // We do this by creating a vector that points towards the extrude, but rotate\n    // it when we're drawing round end points (a_direction = -1 or 1) since their\n    // extrude vector points in another direction.\n    mediump float u = 0.5 * a_direction;\n    mediump float t = 1.0 - abs(u);\n    mediump vec2 offset2 = offset * a_extrude * scale * normal.y * mat2(t, -u, u, t);\n\n    vec4 projected_extrude = u_matrix * vec4(dist / u_ratio, 0.0, 0.0);\n    gl_Position = u_matrix * vec4(pos + offset2 / u_ratio, 0.0, 1.0) + projected_extrude;\n\n    // calculate how much the perspective view squishes or stretches the extrude\n    float extrude_length_without_perspective = length(dist);\n    float extrude_length_with_perspective = length(projected_extrude.xy / gl_Position.w * u_gl_units_to_pixels);\n    v_gamma_scale = extrude_length_without_perspective / extrude_length_with_perspective;\n\n    v_tex_a = vec2(a_linesofar * u_patternscale_a.x / floorwidth, normal.y * u_patternscale_a.y + u_tex_y_a);\n    v_tex_b = vec2(a_linesofar * u_patternscale_b.x / floorwidth, normal.y * u_patternscale_b.y + u_tex_y_b);\n\n    v_width2 = vec2(outset, inset);\n}\n"},raster:{fragmentSource:"uniform float u_fade_t;\nuniform float u_opacity;\nuniform sampler2D u_image0;\nuniform sampler2D u_image1;\nvarying vec2 v_pos0;\nvarying vec2 v_pos1;\n\nuniform float u_brightness_low;\nuniform float u_brightness_high;\n\nuniform float u_saturation_factor;\nuniform float u_contrast_factor;\nuniform vec3 u_spin_weights;\n\nvoid main() {\n\n    // read and cross-fade colors from the main and parent tiles\n    vec4 color0 = texture2D(u_image0, v_pos0);\n    vec4 color1 = texture2D(u_image1, v_pos1);\n    if (color0.a > 0.0) {\n        color0.rgb = color0.rgb / color0.a;\n    }\n    if (color1.a > 0.0) {\n        color1.rgb = color1.rgb / color1.a;\n    }\n    vec4 color = mix(color0, color1, u_fade_t);\n    color.a *= u_opacity;\n    vec3 rgb = color.rgb;\n\n    // spin\n    rgb = vec3(\n        dot(rgb, u_spin_weights.xyz),\n        dot(rgb, u_spin_weights.zxy),\n        dot(rgb, u_spin_weights.yzx));\n\n    // saturation\n    float average = (color.r + color.g + color.b) / 3.0;\n    rgb += (average - rgb) * u_saturation_factor;\n\n    // contrast\n    rgb = (rgb - 0.5) * u_contrast_factor + 0.5;\n\n    // brightness\n    vec3 u_high_vec = vec3(u_brightness_low, u_brightness_low, u_brightness_low);\n    vec3 u_low_vec = vec3(u_brightness_high, u_brightness_high, u_brightness_high);\n\n    gl_FragColor = vec4(mix(u_high_vec, u_low_vec, rgb) * color.a, color.a);\n\n#ifdef OVERDRAW_INSPECTOR\n    gl_FragColor = vec4(1.0);\n#endif\n}\n",vertexSource:"uniform mat4 u_matrix;\nuniform vec2 u_tl_parent;\nuniform float u_scale_parent;\nuniform float u_buffer_scale;\n\nattribute vec2 a_pos;\nattribute vec2 a_texture_pos;\n\nvarying vec2 v_pos0;\nvarying vec2 v_pos1;\n\nvoid main() {\n    gl_Position = u_matrix * vec4(a_pos, 0, 1);\n    // We are using Int16 for texture position coordinates to give us enough precision for\n    // fractional coordinates. We use 8192 to scale the texture coordinates in the buffer\n    // as an arbitrarily high number to preserve adequate precision when rendering.\n    // This is also the same value as the EXTENT we are using for our tile buffer pos coordinates,\n    // so math for modifying either is consistent.\n    v_pos0 = (((a_texture_pos / 8192.0) - 0.5) / u_buffer_scale ) + 0.5;\n    v_pos1 = (v_pos0 * u_scale_parent) + u_tl_parent;\n}\n"},symbolIcon:{fragmentSource:"uniform sampler2D u_texture;\nuniform sampler2D u_fadetexture;\n\n#pragma mapbox: define lowp float opacity\n\nvarying vec2 v_tex;\nvarying vec2 v_fade_tex;\n\nvoid main() {\n    #pragma mapbox: initialize lowp float opacity\n\n    lowp float alpha = texture2D(u_fadetexture, v_fade_tex).a * opacity;\n    gl_FragColor = texture2D(u_texture, v_tex) * alpha;\n\n#ifdef OVERDRAW_INSPECTOR\n    gl_FragColor = vec4(1.0);\n#endif\n}\n",vertexSource:"const float PI = 3.141592653589793;\n\nattribute vec4 a_pos_offset;\nattribute vec4 a_data;\nattribute vec3 a_projected_pos;\n\nuniform bool u_is_size_zoom_constant;\nuniform bool u_is_size_feature_constant;\nuniform highp float u_size_t; // used to interpolate between zoom stops when size is a composite function\nuniform highp float u_size; // used when size is both zoom and feature constant\nuniform highp float u_camera_to_center_distance;\nuniform highp float u_pitch;\nuniform bool u_rotate_symbol;\nuniform highp float u_aspect_ratio;\nuniform highp float u_collision_y_stretch;\n\n#pragma mapbox: define lowp float opacity\n\nuniform mat4 u_matrix;\nuniform mat4 u_label_plane_matrix;\nuniform mat4 u_gl_coord_matrix;\n\nuniform bool u_is_text;\nuniform bool u_pitch_with_map;\n\nuniform vec2 u_texsize;\n\nvarying vec2 v_tex;\nvarying vec2 v_fade_tex;\n\nvoid main() {\n    #pragma mapbox: initialize lowp float opacity\n\n    vec2 a_pos = a_pos_offset.xy;\n    vec2 a_offset = a_pos_offset.zw;\n\n    vec2 a_tex = a_data.xy;\n    vec2 a_size = a_data.zw;\n\n    highp vec2 angle_labelminzoom = unpack_float(a_projected_pos[2]);\n    highp float segment_angle = -angle_labelminzoom[0] / 255.0 * 2.0 * PI;\n    mediump float a_labelminzoom = angle_labelminzoom[1];\n\n    float size;\n    if (!u_is_size_zoom_constant && !u_is_size_feature_constant) {\n        size = mix(a_size[0], a_size[1], u_size_t) / 10.0;\n    } else if (u_is_size_zoom_constant && !u_is_size_feature_constant) {\n        size = a_size[0] / 10.0;\n    } else if (!u_is_size_zoom_constant && u_is_size_feature_constant) {\n        size = u_size;\n    } else {\n        size = u_size;\n    }\n\n    vec4 projectedPoint = u_matrix * vec4(a_pos, 0, 1);\n    highp float camera_to_anchor_distance = projectedPoint.w;\n    // See comments in symbol_sdf.vertex\n    highp float distance_ratio = u_pitch_with_map ?\n        camera_to_anchor_distance / u_camera_to_center_distance :\n        u_camera_to_center_distance / camera_to_anchor_distance;\n    highp float perspective_ratio = 0.5 + 0.5 * distance_ratio;\n\n    size *= perspective_ratio;\n\n    float fontScale = u_is_text ? size / 24.0 : size;\n\n    highp float symbol_rotation = 0.0;\n    if (u_rotate_symbol) {\n        // See comments in symbol_sdf.vertex\n        vec4 offsetProjectedPoint = u_matrix * vec4(a_pos + vec2(1, 0), 0, 1);\n\n        vec2 a = projectedPoint.xy / projectedPoint.w;\n        vec2 b = offsetProjectedPoint.xy / offsetProjectedPoint.w;\n\n        symbol_rotation = atan((b.y - a.y) / u_aspect_ratio, b.x - a.x);\n    }\n\n    highp float angle_sin = sin(segment_angle + symbol_rotation);\n    highp float angle_cos = cos(segment_angle + symbol_rotation);\n    mat2 rotation_matrix = mat2(angle_cos, -1.0 * angle_sin, angle_sin, angle_cos);\n\n    vec4 projected_pos = u_label_plane_matrix * vec4(a_projected_pos.xy, 0.0, 1.0);\n    gl_Position = u_gl_coord_matrix * vec4(projected_pos.xy / projected_pos.w + rotation_matrix * (a_offset / 64.0 * fontScale), 0.0, 1.0);\n\n    v_tex = a_tex / u_texsize;\n    // See comments in symbol_sdf.vertex\n    highp float incidence_stretch  = camera_to_anchor_distance / (u_camera_to_center_distance * cos(u_pitch));\n    highp float collision_adjustment = max(1.0, incidence_stretch / u_collision_y_stretch);\n\n    highp float collision_perspective_ratio = 1.0 + 0.5*((camera_to_anchor_distance / u_camera_to_center_distance) - 1.0);\n    highp float perspective_zoom_adjust = floor(log2(collision_perspective_ratio * collision_adjustment) * 10.0);\n    v_fade_tex = vec2((a_labelminzoom + perspective_zoom_adjust) / 255.0, 0.0);\n}\n"},symbolSDF:{fragmentSource:"#define SDF_PX 8.0\n#define EDGE_GAMMA 0.105/DEVICE_PIXEL_RATIO\n\nuniform bool u_is_halo;\n#pragma mapbox: define highp vec4 fill_color\n#pragma mapbox: define highp vec4 halo_color\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define lowp float halo_width\n#pragma mapbox: define lowp float halo_blur\n\nuniform sampler2D u_texture;\nuniform sampler2D u_fadetexture;\nuniform highp float u_gamma_scale;\nuniform bool u_is_text;\n\nvarying vec4 v_data0;\nvarying vec2 v_data1;\n\nvoid main() {\n    #pragma mapbox: initialize highp vec4 fill_color\n    #pragma mapbox: initialize highp vec4 halo_color\n    #pragma mapbox: initialize lowp float opacity\n    #pragma mapbox: initialize lowp float halo_width\n    #pragma mapbox: initialize lowp float halo_blur\n\n    vec2 tex = v_data0.xy;\n    vec2 fade_tex = v_data0.zw;\n    float gamma_scale = v_data1.x;\n    float size = v_data1.y;\n\n    float fontScale = u_is_text ? size / 24.0 : size;\n\n    lowp vec4 color = fill_color;\n    highp float gamma = EDGE_GAMMA / (fontScale * u_gamma_scale);\n    lowp float buff = (256.0 - 64.0) / 256.0;\n    if (u_is_halo) {\n        color = halo_color;\n        gamma = (halo_blur * 1.19 / SDF_PX + EDGE_GAMMA) / (fontScale * u_gamma_scale);\n        buff = (6.0 - halo_width / fontScale) / SDF_PX;\n    }\n\n    lowp float dist = texture2D(u_texture, tex).a;\n    lowp float fade_alpha = texture2D(u_fadetexture, fade_tex).a;\n    highp float gamma_scaled = gamma * gamma_scale;\n    highp float alpha = smoothstep(buff - gamma_scaled, buff + gamma_scaled, dist) * fade_alpha;\n\n    gl_FragColor = color * (alpha * opacity);\n\n#ifdef OVERDRAW_INSPECTOR\n    gl_FragColor = vec4(1.0);\n#endif\n}\n",vertexSource:"const float PI = 3.141592653589793;\n\nattribute vec4 a_pos_offset;\nattribute vec4 a_data;\nattribute vec3 a_projected_pos;\n\n// contents of a_size vary based on the type of property value\n// used for {text,icon}-size.\n// For constants, a_size is disabled.\n// For source functions, we bind only one value per vertex: the value of {text,icon}-size evaluated for the current feature.\n// For composite functions:\n// [ text-size(lowerZoomStop, feature),\n//   text-size(upperZoomStop, feature) ]\nuniform bool u_is_size_zoom_constant;\nuniform bool u_is_size_feature_constant;\nuniform highp float u_size_t; // used to interpolate between zoom stops when size is a composite function\nuniform highp float u_size; // used when size is both zoom and feature constant\n\n#pragma mapbox: define highp vec4 fill_color\n#pragma mapbox: define highp vec4 halo_color\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define lowp float halo_width\n#pragma mapbox: define lowp float halo_blur\n\nuniform mat4 u_matrix;\nuniform mat4 u_label_plane_matrix;\nuniform mat4 u_gl_coord_matrix;\n\nuniform bool u_is_text;\nuniform bool u_pitch_with_map;\nuniform highp float u_pitch;\nuniform bool u_rotate_symbol;\nuniform highp float u_aspect_ratio;\nuniform highp float u_camera_to_center_distance;\nuniform highp float u_collision_y_stretch;\n\nuniform vec2 u_texsize;\n\nvarying vec4 v_data0;\nvarying vec2 v_data1;\n\nvoid main() {\n    #pragma mapbox: initialize highp vec4 fill_color\n    #pragma mapbox: initialize highp vec4 halo_color\n    #pragma mapbox: initialize lowp float opacity\n    #pragma mapbox: initialize lowp float halo_width\n    #pragma mapbox: initialize lowp float halo_blur\n\n    vec2 a_pos = a_pos_offset.xy;\n    vec2 a_offset = a_pos_offset.zw;\n\n    vec2 a_tex = a_data.xy;\n    vec2 a_size = a_data.zw;\n\n    highp vec2 angle_labelminzoom = unpack_float(a_projected_pos[2]);\n    highp float segment_angle = -angle_labelminzoom[0] / 255.0 * 2.0 * PI;\n    mediump float a_labelminzoom = angle_labelminzoom[1];\n    float size;\n\n    if (!u_is_size_zoom_constant && !u_is_size_feature_constant) {\n        size = mix(a_size[0], a_size[1], u_size_t) / 10.0;\n    } else if (u_is_size_zoom_constant && !u_is_size_feature_constant) {\n        size = a_size[0] / 10.0;\n    } else if (!u_is_size_zoom_constant && u_is_size_feature_constant) {\n        size = u_size;\n    } else {\n        size = u_size;\n    }\n\n    vec4 projectedPoint = u_matrix * vec4(a_pos, 0, 1);\n    highp float camera_to_anchor_distance = projectedPoint.w;\n    // If the label is pitched with the map, layout is done in pitched space,\n    // which makes labels in the distance smaller relative to viewport space.\n    // We counteract part of that effect by multiplying by the perspective ratio.\n    // If the label isn't pitched with the map, we do layout in viewport space,\n    // which makes labels in the distance larger relative to the features around\n    // them. We counteract part of that effect by dividing by the perspective ratio.\n    highp float distance_ratio = u_pitch_with_map ?\n        camera_to_anchor_distance / u_camera_to_center_distance :\n        u_camera_to_center_distance / camera_to_anchor_distance;\n    highp float perspective_ratio = 0.5 + 0.5 * distance_ratio;\n\n    size *= perspective_ratio;\n\n    float fontScale = u_is_text ? size / 24.0 : size;\n\n    highp float symbol_rotation = 0.0;\n    if (u_rotate_symbol) {\n        // Point labels with 'rotation-alignment: map' are horizontal with respect to tile units\n        // To figure out that angle in projected space, we draw a short horizontal line in tile\n        // space, project it, and measure its angle in projected space.\n        vec4 offsetProjectedPoint = u_matrix * vec4(a_pos + vec2(1, 0), 0, 1);\n\n        vec2 a = projectedPoint.xy / projectedPoint.w;\n        vec2 b = offsetProjectedPoint.xy / offsetProjectedPoint.w;\n\n        symbol_rotation = atan((b.y - a.y) / u_aspect_ratio, b.x - a.x);\n    }\n\n    highp float angle_sin = sin(segment_angle + symbol_rotation);\n    highp float angle_cos = cos(segment_angle + symbol_rotation);\n    mat2 rotation_matrix = mat2(angle_cos, -1.0 * angle_sin, angle_sin, angle_cos);\n\n    vec4 projected_pos = u_label_plane_matrix * vec4(a_projected_pos.xy, 0.0, 1.0);\n    gl_Position = u_gl_coord_matrix * vec4(projected_pos.xy / projected_pos.w + rotation_matrix * (a_offset / 64.0 * fontScale), 0.0, 1.0);\n    float gamma_scale = gl_Position.w;\n\n    vec2 tex = a_tex / u_texsize;\n    // incidence_stretch is the ratio of how much y space a label takes up on a tile while drawn perpendicular to the viewport vs\n    //  how much space it would take up if it were drawn flat on the tile\n    // Using law of sines, camera_to_anchor/sin(ground_angle) = camera_to_center/sin(incidence_angle)\n    // sin(incidence_angle) = 1/incidence_stretch\n    // Incidence angle 90 -> head on, sin(incidence_angle) = 1, no incidence stretch\n    // Incidence angle 1 -> very oblique, sin(incidence_angle) =~ 0, lots of incidence stretch\n    // ground_angle = u_pitch + PI/2 -> sin(ground_angle) = cos(u_pitch)\n    // This 2D calculation is only exactly correct when gl_Position.x is in the center of the viewport,\n    //  but it's a close enough approximation for our purposes\n    highp float incidence_stretch  = camera_to_anchor_distance / (u_camera_to_center_distance * cos(u_pitch));\n    // incidence_stretch only applies to the y-axis, but without re-calculating the collision tile, we can't\n    // adjust the size of only one axis. So, we do a crude approximation at placement time to get the aspect ratio\n    // about right, and then do the rest of the adjustment here: there will be some extra padding on the x-axis,\n    // but hopefully not too much.\n    // Never make the adjustment less than 1.0: instead of allowing collisions on the x-axis, be conservative on\n    // the y-axis.\n    highp float collision_adjustment = max(1.0, incidence_stretch / u_collision_y_stretch);\n\n    // Floor to 1/10th zoom to dodge precision issues that can cause partially hidden labels\n    highp float collision_perspective_ratio = 1.0 + 0.5*((camera_to_anchor_distance / u_camera_to_center_distance) - 1.0);\n    highp float perspective_zoom_adjust = floor(log2(collision_perspective_ratio * collision_adjustment) * 10.0);\n    vec2 fade_tex = vec2((a_labelminzoom + perspective_zoom_adjust) / 255.0, 0.0);\n\n    v_data0 = vec4(tex.x, tex.y, fade_tex.x, fade_tex.y);\n    v_data1 = vec2(gamma_scale, size);\n}\n"}},i=/#pragma mapbox: ([\w]+) ([\w]+) ([\w]+) ([\w]+)/g;for(var o in n)!function(t){var e=n[t],r={};e.fragmentSource=e.fragmentSource.replace(i,function(t,e,n,i,o){return r[o]=!0,"define"===e?"\n#ifndef HAS_UNIFORM_u_"+o+"\nvarying "+n+" "+i+" "+o+";\n#else\nuniform "+n+" "+i+" u_"+o+";\n#endif\n":"\n#ifdef HAS_UNIFORM_u_"+o+"\n    "+n+" "+i+" "+o+" = u_"+o+";\n#endif\n"}),e.vertexSource=e.vertexSource.replace(i,function(t,e,n,i,o){var a="float"===i?"vec2":"vec4";return r[o]?"define"===e?"\n#ifndef HAS_UNIFORM_u_"+o+"\nuniform lowp float a_"+o+"_t;\nattribute "+n+" "+a+" a_"+o+";\nvarying "+n+" "+i+" "+o+";\n#else\nuniform "+n+" "+i+" u_"+o+";\n#endif\n":"\n#ifndef HAS_UNIFORM_u_"+o+"\n    "+o+" = unpack_mix_"+a+"(a_"+o+", a_"+o+"_t);\n#else\n    "+n+" "+i+" "+o+" = u_"+o+";\n#endif\n":"define"===e?"\n#ifndef HAS_UNIFORM_u_"+o+"\nuniform lowp float a_"+o+"_t;\nattribute "+n+" "+a+" a_"+o+";\n#else\nuniform "+n+" "+i+" u_"+o+";\n#endif\n":"\n#ifndef HAS_UNIFORM_u_"+o+"\n    "+n+" "+i+" "+o+" = unpack_mix_"+a+"(a_"+o+", a_"+o+"_t);\n#else\n    "+n+" "+i+" "+o+" = u_"+o+";\n#endif\n"})}(o);e.exports=n},{}],87:[function(t,e,r){"use strict";var n=t("./image_source"),i=t("../util/window"),o=function(t){function e(e,r,n,i){t.call(this,e,r,n,i),this.options=r,this.animate=void 0===r.animate||r.animate}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype.load=function(){this.canvas=this.canvas||i.document.getElementById(this.options.canvas);var t=this.canvas.getContext(this.options.contextType);if(!t)return this.fire("error",new Error("Canvas context not found."));if(this.context=t,this.width=this.canvas.width,this.height=this.canvas.height,this._hasInvalidDimensions())return this.fire("error",new Error("Canvas dimensions cannot be less than or equal to zero."));var e;this.play=function(){void 0===e&&(e=this.map.style.animationLoop.set(1/0),this.map._rerender())},this.pause=function(){void 0!==e&&(e=this.map.style.animationLoop.cancel(e))},this._finishLoading()},e.prototype.getCanvas=function(){return this.canvas},e.prototype.onAdd=function(t){this.map=t,this.load(),this.canvas&&this.animate&&this.play()},e.prototype.onRemove=function(){this.pause()},e.prototype.readCanvas=function(t){var e=this;if(this.context instanceof CanvasRenderingContext2D)this.canvasData=this.context.getImageData(0,0,this.width,this.height);else if(this.context instanceof WebGLRenderingContext){var r=this.context,n=new Uint8Array(this.width*this.height*4);r.readPixels(0,0,this.width,this.height,r.RGBA,r.UNSIGNED_BYTE,n),this.secondaryContext||(this.secondaryContext=i.document.createElement("canvas").getContext("2d")),this.canvasData&&!t||(this.canvasData=this.secondaryContext.createImageData(this.width,this.height));for(var o=this.height-1,a=0;o>=0;o--,a++)e.canvasData.data.set(n.subarray(o*e.width*4,(o+1)*e.width*4),a*e.width*4)}},e.prototype.prepare=function(){var t=!1;if(this.canvas.width!==this.width&&(this.width=this.canvas.width,t=!0),this.canvas.height!==this.height&&(this.height=this.canvas.height,t=!0),!this._hasInvalidDimensions()&&0!==Object.keys(this.tiles).length){if((this.animate||!this.canvasData||t)&&this.readCanvas(t),!this.canvasData)return void this.fire("error",new Error("Could not read canvas data."));this._prepareImage(this.map.painter.gl,this.canvasData,t)}},e.prototype.serialize=function(){return{type:"canvas",canvas:this.canvas,coordinates:this.coordinates}},e.prototype._hasInvalidDimensions=function(){for(var t=this,e=0,r=[t.canvas.width,t.canvas.height];e<r.length;e+=1){var n=r[e];if(isNaN(n)||n<=0)return!0}return!1},e}(n);e.exports=o},{"../util/window":204,"./image_source":91}],88:[function(t,e,r){"use strict";function n(t){var e=a.document.createElement("a");return e.href=t,e.href}var i=t("../util/evented"),o=t("../util/util"),a=t("../util/window"),s=t("../data/extent"),l=t("../util/ajax").ResourceType,u=t("../util/browser"),c=function(t){function e(e,r,n,i){t.call(this),this.id=e,this.type="geojson",this.minzoom=0,this.maxzoom=18,this.tileSize=512,this.isTileClipped=!0,this.reparseOverscaled=!0,this.dispatcher=n,this.setEventedParent(i),this._data=r.data,this._options=o.extend({},r),void 0!==r.maxzoom&&(this.maxzoom=r.maxzoom),r.type&&(this.type=r.type);var a=s/this.tileSize;this.workerOptions=o.extend({source:this.id,cluster:r.cluster||!1,geojsonVtOptions:{buffer:(void 0!==r.buffer?r.buffer:128)*a,tolerance:(void 0!==r.tolerance?r.tolerance:.375)*a,extent:s,maxZoom:this.maxzoom},superclusterOptions:{maxZoom:void 0!==r.clusterMaxZoom?Math.min(r.clusterMaxZoom,this.maxzoom-1):this.maxzoom-1,extent:s,radius:(r.clusterRadius||50)*a,log:!1}},r.workerOptions)}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype.load=function(){var t=this;this.fire("dataloading",{dataType:"source"}),this._updateWorkerData(function(e){if(e)return void t.fire("error",{error:e});t.fire("data",{dataType:"source",sourceDataType:"metadata"})})},e.prototype.onAdd=function(t){this.map=t,this.load()},e.prototype.setData=function(t){var e=this;return this._data=t,this.fire("dataloading",{dataType:"source"}),this._updateWorkerData(function(t){if(t)return e.fire("error",{error:t});e.fire("data",{dataType:"source",sourceDataType:"content"})}),this},e.prototype._updateWorkerData=function(t){var e=this,r=o.extend({},this.workerOptions),i=this._data;"string"==typeof i?r.request=this.map._transformRequest(n(i),l.Source):r.data=JSON.stringify(i),this.workerID=this.dispatcher.send(this.type+".loadData",r,function(r){e._loaded=!0,t(r)},this.workerID)},e.prototype.loadTile=function(t,e){var r=this,n=t.workerID&&"expired"!==t.state?"reloadTile":"loadTile",i={type:this.type,uid:t.uid,coord:t.coord,zoom:t.coord.z,maxZoom:this.maxzoom,tileSize:this.tileSize,source:this.id,pixelRatio:u.devicePixelRatio,overscaling:t.coord.z>this.maxzoom?Math.pow(2,t.coord.z-this.maxzoom):1,angle:this.map.transform.angle,pitch:this.map.transform.pitch,cameraToCenterDistance:this.map.transform.cameraToCenterDistance,cameraToTileDistance:this.map.transform.cameraToTileDistance(t),showCollisionBoxes:this.map.showCollisionBoxes};t.workerID=this.dispatcher.send(n,i,function(n,i){if(t.unloadVectorData(),!t.aborted)return n?e(n):(t.loadVectorData(i,r.map.painter),t.redoWhenDone&&(t.redoWhenDone=!1,t.redoPlacement(r)),e(null))},this.workerID)},e.prototype.abortTile=function(t){t.aborted=!0},e.prototype.unloadTile=function(t){t.unloadVectorData(),this.dispatcher.send("removeTile",{uid:t.uid,type:this.type,source:this.id},function(){},t.workerID)},e.prototype.onRemove=function(){this.dispatcher.broadcast("removeSource",{type:this.type,source:this.id},function(){})},e.prototype.serialize=function(){return o.extend({},this._options,{type:this.type,data:this._data})},e}(i);e.exports=c},{"../data/extent":48,"../util/ajax":201,"../util/browser":202,"../util/evented":210,"../util/util":223,"../util/window":204}],89:[function(t,e,r){"use strict";function n(t,e){var r=t.source,n=t.coord;if(!this._geoJSONIndexes[r])return e(null,null);var i=this._geoJSONIndexes[r].getTile(Math.min(n.z,t.maxZoom),n.x,n.y);if(!i)return e(null,null);var o=new a(i.features),l=s(o);0===l.byteOffset&&l.byteLength===l.buffer.byteLength||(l=new Uint8Array(l)),e(null,{vectorTile:o,rawData:l.buffer})}var i=t("../util/ajax"),o=t("geojson-rewind"),a=t("./geojson_wrapper"),s=t("vt-pbf"),l=t("supercluster"),u=t("geojson-vt"),c=t("./vector_tile_worker_source"),p=function(t){function e(e,r,i){t.call(this,e,r,n),i&&(this.loadGeoJSON=i),this._geoJSONIndexes={}}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype.loadData=function(t,e){var r=this;this.loadGeoJSON(t,function(n,i){if(n||!i)return e(n);if("object"!=typeof i)return e(new Error("Input data is not a valid GeoJSON object."));o(i,!0);try{r._geoJSONIndexes[t.source]=t.cluster?l(t.superclusterOptions).load(i.features):u(i,t.geojsonVtOptions)}catch(n){return e(n)}r.loaded[t.source]={},e(null)})},e.prototype.reloadTile=function(e,r){var n=this.loaded[e.source],i=e.uid;return n&&n[i]?t.prototype.reloadTile.call(this,e,r):this.loadTile(e,r)},e.prototype.loadGeoJSON=function(t,e){if(t.request)i.getJSON(t.request,e);else{if("string"!=typeof t.data)return e(new Error("Input data is not a valid GeoJSON object."));try{return e(null,JSON.parse(t.data))}catch(t){return e(new Error("Input data is not a valid GeoJSON object."))}}},e.prototype.removeSource=function(t){this._geoJSONIndexes[t.source]&&delete this._geoJSONIndexes[t.source]},e}(c);e.exports=p},{"../util/ajax":201,"./geojson_wrapper":90,"./vector_tile_worker_source":103,"geojson-rewind":13,"geojson-vt":17,supercluster:32,"vt-pbf":37}],90:[function(t,e,r){"use strict";var n=t("@mapbox/point-geometry"),i=t("@mapbox/vector-tile").VectorTileFeature.prototype.toGeoJSON,o=t("../data/extent"),a=function(t){this._feature=t,this.extent=o,this.type=t.type,this.properties=t.tags,"id"in t&&!isNaN(t.id)&&(this.id=parseInt(t.id,10))};a.prototype.loadGeometry=function(){var t=this;if(1===this._feature.type){for(var e=[],r=0,i=t._feature.geometry;r<i.length;r+=1){var o=i[r];e.push([new n(o[0],o[1])])}return e}for(var a=[],s=0,l=t._feature.geometry;s<l.length;s+=1){for(var u=l[s],c=[],p=0,h=u;p<h.length;p+=1){var f=h[p];c.push(new n(f[0],f[1]))}a.push(c)}return a},a.prototype.toGeoJSON=function(t,e,r){return i.call(this,t,e,r)};var s=function(t){this.layers={_geojsonTileLayer:this},this.name="_geojsonTileLayer",this.extent=o,this.length=t.length,this._features=t};s.prototype.feature=function(t){return new a(this._features[t])},e.exports=s},{"../data/extent":48,"@mapbox/point-geometry":2,"@mapbox/vector-tile":6}],91:[function(t,e,r){"use strict";var n=t("../util/util"),i=t("../util/window"),o=t("./tile_coord"),a=t("../geo/lng_lat"),s=t("@mapbox/point-geometry"),l=t("../util/evented"),u=t("../util/ajax"),c=t("../util/browser"),p=t("../data/extent"),h=t("../data/raster_bounds_array"),f=t("../gl/vertex_buffer"),d=t("../render/vertex_array_object"),m=function(t){function e(e,r,n,i){t.call(this),this.id=e,this.dispatcher=n,this.coordinates=r.coordinates,this.type="image",this.minzoom=0,this.maxzoom=22,this.tileSize=512,this.tiles={},this.setEventedParent(i),this.options=r,this.textureLoaded=!1}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype.load=function(){var t=this;this.fire("dataloading",{dataType:"source"}),this.url=this.options.url,u.getImage(this.map._transformRequest(this.url,u.ResourceType.Image),function(e,r){e?t.fire("error",{error:e}):r&&(t.image=c.getImageData(r),t._finishLoading())})},e.prototype._finishLoading=function(){this.map&&(this.setCoordinates(this.coordinates),this.fire("data",{dataType:"source",sourceDataType:"metadata"}))},e.prototype.onAdd=function(t){this.map=t,this.load()},e.prototype.setCoordinates=function(t){this.coordinates=t;var e=this.map,r=t.map(function(t){return e.transform.locationCoordinate(a.convert(t)).zoomTo(0)}),i=this.centerCoord=n.getCoordinatesCenter(r);i.column=Math.floor(i.column),i.row=Math.floor(i.row),this.coord=new o(i.zoom,i.column,i.row),this.minzoom=this.maxzoom=i.zoom;var l=r.map(function(t){var e=t.zoomTo(i.zoom);return new s(Math.round((e.column-i.column)*p),Math.round((e.row-i.row)*p))});return this._boundsArray=new h,this._boundsArray.emplaceBack(l[0].x,l[0].y,0,0),this._boundsArray.emplaceBack(l[1].x,l[1].y,p,0),this._boundsArray.emplaceBack(l[3].x,l[3].y,0,p),this._boundsArray.emplaceBack(l[2].x,l[2].y,p,p),this.boundsBuffer&&(this.boundsBuffer.destroy(),delete this.boundsBuffer),this.fire("data",{dataType:"source",sourceDataType:"content"}),this},e.prototype.prepare=function(){0!==Object.keys(this.tiles).length&&this.image&&this._prepareImage(this.map.painter.gl,this.image)},e.prototype._prepareImage=function(t,e,r){var n=this;this.boundsBuffer||(this.boundsBuffer=new f(t,this._boundsArray)),this.boundsVAO||(this.boundsVAO=new d),this.textureLoaded?r?t.texImage2D(t.TEXTURE_2D,0,t.RGBA,t.RGBA,t.UNSIGNED_BYTE,e):(e instanceof i.HTMLVideoElement||e instanceof i.ImageData)&&(t.bindTexture(t.TEXTURE_2D,this.texture),t.texSubImage2D(t.TEXTURE_2D,0,0,0,t.RGBA,t.UNSIGNED_BYTE,e)):(this.textureLoaded=!0,this.texture=t.createTexture(),t.bindTexture(t.TEXTURE_2D,this.texture),t.texParameteri(t.TEXTURE_2D,t.TEXTURE_WRAP_S,t.CLAMP_TO_EDGE),t.texParameteri(t.TEXTURE_2D,t.TEXTURE_WRAP_T,t.CLAMP_TO_EDGE),t.texParameteri(t.TEXTURE_2D,t.TEXTURE_MIN_FILTER,t.LINEAR),t.texParameteri(t.TEXTURE_2D,t.TEXTURE_MAG_FILTER,t.LINEAR),t.texImage2D(t.TEXTURE_2D,0,t.RGBA,t.RGBA,t.UNSIGNED_BYTE,e));for(var o in n.tiles){var a=n.tiles[o];"loaded"!==a.state&&(a.state="loaded",a.texture=n.texture)}},e.prototype.loadTile=function(t,e){this.coord&&this.coord.toString()===t.coord.toString()?(this.tiles[String(t.coord.w)]=t,t.buckets={},e(null)):(t.state="errored",e(null))},e.prototype.serialize=function(){return{type:"image",url:this.options.url,coordinates:this.coordinates}},e}(l);e.exports=m},{"../data/extent":48,"../data/raster_bounds_array":54,"../geo/lng_lat":58,"../gl/vertex_buffer":62,"../render/vertex_array_object":84,"../util/ajax":201,"../util/browser":202,"../util/evented":210,"../util/util":223,"../util/window":204,"./tile_coord":101,"@mapbox/point-geometry":2}],92:[function(t,e,r){"use strict";var n=t("../util/util"),i=t("../util/ajax"),o=t("../util/browser"),a=t("../util/mapbox").normalizeSourceURL;e.exports=function(t,e,r){var s=function(t,e){if(t)return r(t);if(e){var i=n.pick(e,["tiles","minzoom","maxzoom","attribution","mapbox_logo","bounds"]);e.vector_layers&&(i.vectorLayers=e.vector_layers,i.vectorLayerIds=i.vectorLayers.map(function(t){return t.id})),r(null,i)}};t.url?i.getJSON(e(a(t.url),i.ResourceType.Source),s):o.frame(function(){return s(null,t)})}},{"../util/ajax":201,"../util/browser":202,"../util/mapbox":217,"../util/util":223}],93:[function(t,e,r){"use strict";var n=t("../data/extent");e.exports=function(t,e,r){return e*(n/(t.tileSize*Math.pow(2,r-t.coord.z)))}},{"../data/extent":48}],94:[function(t,e,r){"use strict";function n(t,e){var r=t.coord,n=e.coord;return r.z-n.z||r.y-n.y||r.w-n.w||r.x-n.x}function i(t){for(var e={},r={},n=0,i=t;n<i.length;n+=1){var o=i[n],a=o.queryResults,s=o.wrappedTileID,l=r[s]=r[s]||{};for(var u in a)for(var c=a[u],p=l[u]=l[u]||{},h=e[u]=e[u]||[],f=0,d=c;f<d.length;f+=1){var m=d[f];p[m.featureIndex]||(p[m.featureIndex]=!0,h.push(m.feature))}}return e}var o=t("./tile_coord");r.rendered=function(t,e,r,o,a,s){var l=t.tilesIn(r);l.sort(n);for(var u=[],c=0,p=l;c<p.length;c+=1){var h=p[c];u.push({wrappedTileID:h.coord.wrapped().id,queryResults:h.tile.queryRenderedFeatures(e,h.queryGeometry,h.scale,o,s)})}return i(u)},r.source=function(t,e){for(var r=t.getRenderableIds().map(function(e){return t.getTileByID(e)}),n=[],i={},a=0;a<r.length;a++){var s=r[a],l=new o(Math.min(s.sourceMaxZoom,s.coord.z),s.coord.x,s.coord.y,0).id;i[l]||(i[l]=!0,s.querySourceFeatures(n,e))}return n}},{"./tile_coord":101}],95:[function(t,e,r){"use strict";var n=t("../util/util"),i=t("../util/ajax"),o=t("../util/evented"),a=t("./load_tilejson"),s=t("../util/mapbox").normalizeTileURL,l=t("./tile_bounds"),u=function(t){function e(e,r,i,o){t.call(this),this.id=e,this.dispatcher=i,this.setEventedParent(o),this.type="raster",this.minzoom=0,this.maxzoom=22,this.roundZoom=!0,this.scheme="xyz",this.tileSize=512,this._loaded=!1,this._options=n.extend({},r),n.extend(this,n.pick(r,["url","scheme","tileSize"]))}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype.load=function(){var t=this;this.fire("dataloading",{dataType:"source"}),a(this._options,this.map._transformRequest,function(e,r){e?t.fire("error",e):r&&(n.extend(t,r),r.bounds&&(t.tileBounds=new l(r.bounds,t.minzoom,t.maxzoom)),t.fire("data",{dataType:"source",sourceDataType:"metadata"}),t.fire("data",{dataType:"source",sourceDataType:"content"}))})},e.prototype.onAdd=function(t){this.map=t,this.load()},e.prototype.serialize=function(){return n.extend({},this._options)},e.prototype.hasTile=function(t){return!this.tileBounds||this.tileBounds.contains(t,this.maxzoom)},e.prototype.loadTile=function(t,e){var r=this,n=s(t.coord.url(this.tiles,null,this.scheme),this.url,this.tileSize);t.request=i.getImage(this.map._transformRequest(n,i.ResourceType.Tile),function(n,i){if(delete t.request,t.aborted)r.state="unloaded",e(null);else if(n)r.state="errored",e(n);else if(i){r.map._refreshExpiredTiles&&t.setExpiryData(i),delete i.cacheControl,delete i.expires;var o=r.map.painter.gl;t.texture=r.map.painter.getTileTexture(i.width),t.texture?(o.bindTexture(o.TEXTURE_2D,t.texture),o.texSubImage2D(o.TEXTURE_2D,0,0,0,o.RGBA,o.UNSIGNED_BYTE,i)):(t.texture=o.createTexture(),o.bindTexture(o.TEXTURE_2D,t.texture),o.texParameteri(o.TEXTURE_2D,o.TEXTURE_MIN_FILTER,o.LINEAR_MIPMAP_NEAREST),o.texParameteri(o.TEXTURE_2D,o.TEXTURE_MAG_FILTER,o.LINEAR),o.texParameteri(o.TEXTURE_2D,o.TEXTURE_WRAP_S,o.CLAMP_TO_EDGE),o.texParameteri(o.TEXTURE_2D,o.TEXTURE_WRAP_T,o.CLAMP_TO_EDGE),o.pixelStorei(o.UNPACK_PREMULTIPLY_ALPHA_WEBGL,!0),r.map.painter.extTextureFilterAnisotropic&&o.texParameterf(o.TEXTURE_2D,r.map.painter.extTextureFilterAnisotropic.TEXTURE_MAX_ANISOTROPY_EXT,r.map.painter.extTextureFilterAnisotropicMax),o.texImage2D(o.TEXTURE_2D,0,o.RGBA,o.RGBA,o.UNSIGNED_BYTE,i),t.texture.size=i.width),o.generateMipmap(o.TEXTURE_2D),t.state="loaded",e(null)}})},e.prototype.abortTile=function(t){t.request&&(t.request.abort(),delete t.request)},e.prototype.unloadTile=function(t){t.texture&&this.map.painter.saveTileTexture(t.texture)},e}(o);e.exports=u},{"../util/ajax":201,"../util/evented":210,"../util/mapbox":217,"../util/util":223,"./load_tilejson":92,"./tile_bounds":100}],96:[function(t,e,r){"use strict";var n=t("../util/ajax"),i=t("../util/evented"),o=t("../util/window"),a=!1,s=null;e.exports.evented=new i,e.exports.registerForPluginAvailability=function(t){return s?t({pluginBlobURL:s,errorCallback:e.exports.errorCallback}):e.exports.evented.once("pluginAvailable",t),t},e.exports.createBlobURL=function(t){return o.URL.createObjectURL(new o.Blob([t.data],{type:"text/javascript"}))},e.exports.clearRTLTextPlugin=function(){a=!1,s=null},e.exports.setRTLTextPlugin=function(t,r){if(a)throw new Error("setRTLTextPlugin cannot be called multiple times.");a=!0,e.exports.errorCallback=r,n.getArrayBuffer({url:t},function(t,n){t?r(t):n&&(s=e.exports.createBlobURL(n),e.exports.evented.fire("pluginAvailable",{pluginBlobURL:s,errorCallback:r}))})},e.exports.applyArabicShaping=null,e.exports.processBidirectionalText=null},{"../util/ajax":201,"../util/evented":210,"../util/window":204}],97:[function(t,e,r){"use strict";var n=t("../util/util"),i={vector:t("../source/vector_tile_source"),raster:t("../source/raster_tile_source"),geojson:t("../source/geojson_source"),video:t("../source/video_source"),image:t("../source/image_source"),canvas:t("../source/canvas_source")};r.create=function(t,e,r,o){var a=new i[e.type](t,e,r,o);if(a.id!==t)throw new Error("Expected Source id to be "+t+" instead of "+a.id);return n.bindAll(["load","abort","unload","serialize","prepare"],a),a},r.getType=function(t){return i[t]},r.setType=function(t,e){i[t]=e}},{"../source/canvas_source":87,"../source/geojson_source":88,"../source/image_source":91,"../source/raster_tile_source":95,"../source/vector_tile_source":102,"../source/video_source":104,"../util/util":223}],98:[function(t,e,r){"use strict";function n(t,e,r){var n=r.zoomTo(Math.min(t.z,e));return new d((n.column-(t.x+t.w*Math.pow(2,t.z)))*f,(n.row-t.y)*f)}function i(t,e){return t%32-e%32}function o(t){return"raster"===t||"image"===t||"video"===t}var a=t("./source").create,s=t("./tile"),l=t("../util/evented"),u=t("./tile_coord"),c=t("../util/lru_cache"),p=t("../geo/coordinate"),h=t("../util/util"),f=t("../data/extent"),d=t("@mapbox/point-geometry"),m=function(t){function e(e,r,n){var i=this;t.call(this),this.id=e,this.dispatcher=n,this.on("data",function(t){"source"===t.dataType&&"metadata"===t.sourceDataType&&(i._sourceLoaded=!0),i._sourceLoaded&&!i._paused&&"source"===t.dataType&&"content"===t.sourceDataType&&(i.reload(),i.transform&&i.update(i.transform))}),this.on("error",function(){i._sourceErrored=!0}),this._source=a(e,r,n,this),this._tiles={},this._cache=new c(0,this._unloadTile.bind(this)),this._timers={},this._cacheTimers={},this._maxTileCacheSize=null,this._isIdRenderable=this._isIdRenderable.bind(this)}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype.onAdd=function(t){this.map=t,this._maxTileCacheSize=t?t._maxTileCacheSize:null,this._source&&this._source.onAdd&&this._source.onAdd(t)},e.prototype.onRemove=function(t){this._source&&this._source.onRemove&&this._source.onRemove(t)},e.prototype.loaded=function(){var t=this;if(this._sourceErrored)return!0;if(!this._sourceLoaded)return!1;for(var e in t._tiles){var r=t._tiles[e];if("loaded"!==r.state&&"errored"!==r.state)return!1}return!0},e.prototype.getSource=function(){return this._source},e.prototype.pause=function(){this._paused=!0},e.prototype.resume=function(){if(this._paused){var t=this._shouldReloadOnResume;this._paused=!1,this._shouldReloadOnResume=!1,t&&this.reload(),this.transform&&this.update(this.transform)}},e.prototype._loadTile=function(t,e){return this._source.loadTile(t,e)},e.prototype._unloadTile=function(t){if(this._source.unloadTile)return this._source.unloadTile(t)},e.prototype._abortTile=function(t){if(this._source.abortTile)return this._source.abortTile(t)},e.prototype.serialize=function(){return this._source.serialize()},e.prototype.prepare=function(t){var e=this;this._source.prepare&&this._source.prepare();for(var r in e._tiles)e._tiles[r].upload(t)},e.prototype.getIds=function(){return Object.keys(this._tiles).map(Number).sort(i)},e.prototype.getRenderableIds=function(){return this.getIds().filter(this._isIdRenderable)},e.prototype._isIdRenderable=function(t){return this._tiles[t].hasData()&&!this._coveredTiles[t]},e.prototype.reload=function(){var t=this;if(this._paused)return void(this._shouldReloadOnResume=!0);this._cache.reset();for(var e in t._tiles)t._reloadTile(e,"reloading")},e.prototype._reloadTile=function(t,e){var r=this._tiles[t];r&&("loading"!==r.state&&(r.state=e),this._loadTile(r,this._tileLoaded.bind(this,r,t,e)))},e.prototype._tileLoaded=function(t,e,r,n){if(n)return t.state="errored",void(404!==n.status?this._source.fire("error",{tile:t,error:n}):this.update(this.transform));t.timeAdded=(new Date).getTime(),"expired"===r&&(t.refreshedUponExpiration=!0),this._setTileReloadTimer(e,t),this._source.fire("data",{dataType:"source",tile:t,coord:t.coord}),this.map&&(this.map.painter.tileExtentVAO.vao=null)},e.prototype.getTile=function(t){return this.getTileByID(t.id)},e.prototype.getTileByID=function(t){return this._tiles[t]},e.prototype.getZoom=function(t){return t.zoom+t.scaleZoom(t.tileSize/this._source.tileSize)},e.prototype._findLoadedChildren=function(t,e,r){var n=this,i=!1;for(var o in n._tiles){var a=n._tiles[o];if(!(r[o]||!a.hasData()||a.coord.z<=t.z||a.coord.z>e)){var s=Math.pow(2,Math.min(a.coord.z,n._source.maxzoom)-Math.min(t.z,n._source.maxzoom));if(Math.floor(a.coord.x/s)===t.x&&Math.floor(a.coord.y/s)===t.y)for(r[o]=!0,i=!0;a&&a.coord.z-1>t.z;){var l=a.coord.parent(n._source.maxzoom);if(!l)break;(a=n._tiles[l.id])&&a.hasData()&&(delete r[o],r[l.id]=!0)}}}return i},e.prototype.findLoadedParent=function(t,e,r){for(var n=this,i=t.z-1;i>=e;i--){var o=t.parent(n._source.maxzoom);if(!o)return;t=o;var a=String(t.id),s=n._tiles[a];if(s&&s.hasData())return r[a]=!0,s;if(n._cache.has(a))return r[a]=!0,n._cache.getWithoutRemoving(a)}},e.prototype.updateCacheSize=function(t){var e=Math.ceil(t.width/t.tileSize)+1,r=Math.ceil(t.height/t.tileSize)+1,n=e*r,i=Math.floor(5*n),o="number"==typeof this._maxTileCacheSize?Math.min(this._maxTileCacheSize,i):i;this._cache.setMaxSize(o)},e.prototype.update=function(t){var r=this;if(this.transform=t,this._sourceLoaded&&!this._paused){this.updateCacheSize(t),this._coveredTiles={};var n;this.used?this._source.coord?n=t.getVisibleWrappedCoordinates(this._source.coord):(n=t.coveringTiles({tileSize:this._source.tileSize,minzoom:this._source.minzoom,maxzoom:this._source.maxzoom,roundZoom:this._source.roundZoom,reparseOverscaled:this._source.reparseOverscaled}),this._source.hasTile&&(n=n.filter(function(t){return r._source.hasTile(t)}))):n=[];var i=(this._source.roundZoom?Math.round:Math.floor)(this.getZoom(t)),a=Math.max(i-e.maxOverzooming,this._source.minzoom),s=Math.max(i+e.maxUnderzooming,this._source.minzoom),l=this._updateRetainedTiles(n,i),c={};if(o(this._source.type))for(var p=Object.keys(l),f=0;f<p.length;f++){var d=p[f],m=u.fromID(+d),v=r._tiles[d];if(v&&(void 0===v.fadeEndTime||v.fadeEndTime>=Date.now())){r._findLoadedChildren(m,s,l)&&(l[d]=!0);var y=r.findLoadedParent(m,a,c);y&&r._addTile(y.coord)}}var g;for(g in c)l[g]||(r._coveredTiles[g]=!0);for(g in c)l[g]=!0;for(var _=h.keysDifference(this._tiles,l),x=0;x<_.length;x++)r._removeTile(_[x])}},e.prototype._updateRetainedTiles=function(t,r){var n,i,o,a,s=this,l={},u={},c=Math.max(r-e.maxOverzooming,this._source.minzoom);for(n=0;n<t.length;n++){i=t[n],o=s._addTile(i);var p=!1;if(o.hasData())l[i.id]=!0;else{if(p=o.wasRequested(),l[i.id]=!0,a=!0,r+1>s._source.maxzoom){var h=i.children(s._source.maxzoom)[0],f=s.getTile(h);f&&f.hasData()?l[h.id]=!0:a=!1}else for(var d=i.children(s._source.maxzoom),m=0;m<d.length;m++){var v=d[m],y=v?s.getTile(v):null;y&&y.hasData()?l[v.id]=!0:a=!1}if(!a)for(var g=r-1;g>=c;--g){var _=i.scaledTo(g,s._source.maxzoom);if(u[_.id])break;if(u[_.id]=!0,o=s.getTile(_),!o&&p&&(o=s._addTile(_)),o&&(l[_.id]=!0,p=o.wasRequested(),o.hasData()))break}}}return l},e.prototype._addTile=function(t){var e=this._tiles[t.id];if(e)return e;(e=this._cache.get(t.id))&&(e.redoPlacement(this._source),this._cacheTimers[t.id]&&(clearTimeout(this._cacheTimers[t.id]),delete this._cacheTimers[t.id],this._setTileReloadTimer(t.id,e)));var r=Boolean(e);if(!r){var n=t.z,i=n>this._source.maxzoom?Math.pow(2,n-this._source.maxzoom):1;e=new s(t,this._source.tileSize*i,this._source.maxzoom),this._loadTile(e,this._tileLoaded.bind(this,e,t.id,e.state))}return e?(e.uses++,this._tiles[t.id]=e,r||this._source.fire("dataloading",{tile:e,coord:e.coord,dataType:"source"}),e):null},e.prototype._setTileReloadTimer=function(t,e){var r=this,n=e.getExpiryTimeout();n&&(this._timers[t]=setTimeout(function(){r._reloadTile(t,"expired"),delete r._timers[t]},n))},e.prototype._setCacheInvalidationTimer=function(t,e){var r=this,n=e.getExpiryTimeout();n&&(this._cacheTimers[t]=setTimeout(function(){r._cache.remove(t),delete r._cacheTimers[t]},n))},e.prototype._removeTile=function(t){var e=this._tiles[t];if(e&&(e.uses--,delete this._tiles[t],this._timers[t]&&(clearTimeout(this._timers[t]),delete this._timers[t]),!(e.uses>0)))if(e.stopPlacementThrottler(),e.hasData()){var r=e.coord.wrapped().id;this._cache.add(r,e),this._setCacheInvalidationTimer(r,e)}else e.aborted=!0,this._abortTile(e),this._unloadTile(e)},e.prototype.clearTiles=function(){var t=this;this._shouldReloadOnResume=!1,this._paused=!1;for(var e in t._tiles)t._removeTile(e);this._cache.reset()},e.prototype.tilesIn=function(t){for(var e=this,r=[],i=this.getIds(),o=1/0,a=1/0,s=-1/0,l=-1/0,c=t[0].zoom,h=0;h<t.length;h++){var d=t[h];o=Math.min(o,d.column),a=Math.min(a,d.row),s=Math.max(s,d.column),l=Math.max(l,d.row)}for(var m=0;m<i.length;m++){var v=e._tiles[i[m]],y=u.fromID(i[m]),g=[n(y,v.sourceMaxZoom,new p(o,a,c)),n(y,v.sourceMaxZoom,new p(s,l,c))];if(g[0].x<f&&g[0].y<f&&g[1].x>=0&&g[1].y>=0){for(var _=[],x=0;x<t.length;x++)_.push(n(y,v.sourceMaxZoom,t[x]));r.push({tile:v,coord:y,queryGeometry:[_],scale:Math.pow(2,e.transform.zoom-v.coord.z)})}}return r},e.prototype.redoPlacement=function(){for(var t=this,e=this.getIds(),r=0;r<e.length;r++)t.getTileByID(e[r]).redoPlacement(t._source)},e.prototype.getVisibleCoordinates=function(){for(var t=this,e=this.getRenderableIds().map(u.fromID),r=0,n=e;r<n.length;r+=1){var i=n[r];i.posMatrix=t.transform.calculatePosMatrix(i,t._source.maxzoom)}return e},e}(l);m.maxOverzooming=10,m.maxUnderzooming=3,e.exports=m},{"../data/extent":48,"../geo/coordinate":57,"../util/evented":210,"../util/lru_cache":216,"../util/util":223,"./source":97,"./tile":99,"./tile_coord":101,"@mapbox/point-geometry":2}],99:[function(t,e,r){"use strict";var n=t("../util/util"),i=t("../data/bucket").deserialize,o=t("../data/bucket/symbol_bucket"),a=t("../data/feature_index"),s=t("@mapbox/vector-tile"),l=t("pbf"),u=t("../util/vectortile_to_geojson"),c=t("../style-spec/feature_filter"),p=t("../symbol/collision_tile"),h=t("../symbol/collision_box"),f=t("../util/throttler"),d=t("../render/texture"),m=function(t,e,r){this.coord=t,this.uid=n.uniqueId(),this.uses=0,this.tileSize=e,this.sourceMaxZoom=r,this.buckets={},this.expirationTime=null,this.expiredRequestCount=0,this.state="loading",this.placementThrottler=new f(300,this._immediateRedoPlacement.bind(this))};m.prototype.registerFadeDuration=function(t,e){var r=e+this.timeAdded;r<Date.now()||this.fadeEndTime&&r<this.fadeEndTime||(this.fadeEndTime=r,t.set(this.fadeEndTime-Date.now()))},m.prototype.wasRequested=function(){return"errored"===this.state||"loaded"===this.state||"reloading"===this.state},m.prototype.loadVectorData=function(t,e){this.hasData()&&this.unloadVectorData(),this.state="loaded",t&&(t.rawTileData&&(this.rawTileData=t.rawTileData),this.collisionBoxArray=new h(t.collisionBoxArray),this.collisionTile=p.deserialize(t.collisionTile,this.collisionBoxArray),this.featureIndex=a.deserialize(t.featureIndex,this.rawTileData,this.collisionTile),this.buckets=i(t.buckets,e.style),t.iconAtlasImage&&(this.iconAtlasImage=t.iconAtlasImage),t.glyphAtlasImage&&(this.glyphAtlasImage=t.glyphAtlasImage))},m.prototype.reloadSymbolData=function(t,e){var r=this;if("unloaded"!==this.state){this.collisionTile=p.deserialize(t.collisionTile,this.collisionBoxArray),this.featureIndex&&this.featureIndex.setCollisionTile(this.collisionTile);for(var a in r.buckets){var s=r.buckets[a];s instanceof o&&(s.destroy(),delete r.buckets[a])}n.extend(this.buckets,i(t.buckets,e)),t.iconAtlasImage&&(this.iconAtlasImage=t.iconAtlasImage),t.glyphAtlasImage&&(this.glyphAtlasImage=t.glyphAtlasImage)}},m.prototype.unloadVectorData=function(){var t=this;for(var e in t.buckets)t.buckets[e].destroy();this.buckets={},this.iconAtlasTexture&&this.iconAtlasTexture.destroy(),this.glyphAtlasTexture&&this.glyphAtlasTexture.destroy(),this.collisionBoxArray=null,this.collisionTile=null,this.featureIndex=null,this.state="unloaded"},m.prototype.redoPlacement=function(t){if("vector"===t.type||"geojson"===t.type){if("loaded"!==this.state)return void(this.redoWhenDone=!0);if(this.collisionTile){var e=t.map.transform.cameraToTileDistance(this);if(this.angle===t.map.transform.angle&&this.pitch===t.map.transform.pitch&&this.showCollisionBoxes===t.map.showCollisionBoxes){if(this.cameraToTileDistance===e&&this.cameraToCenterDistance===t.map.transform.cameraToCenterDistance)return;if(this.pitch<25)return this.cameraToTileDistance=e,void(this.cameraToCenterDistance=t.map.transform.cameraToCenterDistance)}this.angle=t.map.transform.angle,this.pitch=t.map.transform.pitch,this.cameraToCenterDistance=t.map.transform.cameraToCenterDistance,this.cameraToTileDistance=e,this.showCollisionBoxes=t.map.showCollisionBoxes,this.placementSource=t,this.state="reloading",this.placementThrottler.invoke()}}},m.prototype._immediateRedoPlacement=function(){var t=this;this.placementSource.dispatcher.send("redoPlacement",{type:this.placementSource.type,uid:this.uid,source:this.placementSource.id,angle:this.angle,pitch:this.pitch,cameraToCenterDistance:this.cameraToCenterDistance,cameraToTileDistance:this.cameraToTileDistance,showCollisionBoxes:this.showCollisionBoxes},function(e,r){"reloading"===t.state&&(t.state="loaded",t.reloadSymbolData(r,t.placementSource.map.style),t.placementSource.fire("data",{tile:t,coord:t.coord,dataType:"source"}),t.placementSource.map&&(t.placementSource.map.painter.tileExtentVAO.vao=null),t.redoWhenDone&&(t.state="reloading",t.redoWhenDone=!1,t._immediateRedoPlacement()))},this.workerID)},m.prototype.getBucket=function(t){return this.buckets[t.id]},m.prototype.upload=function(t){var e=this;for(var r in e.buckets){var n=e.buckets[r];n.uploaded||(n.upload(t),n.uploaded=!0)}this.iconAtlasImage&&(this.iconAtlasTexture=new d(t,this.iconAtlasImage,t.RGBA),this.iconAtlasImage=null),this.glyphAtlasImage&&(this.glyphAtlasTexture=new d(t,this.glyphAtlasImage,t.ALPHA),this.glyphAtlasImage=null)},m.prototype.queryRenderedFeatures=function(t,e,r,n,i){var o=this;if(!this.featureIndex)return{};var a=0;for(var s in t){var l=o.getBucket(t[s]);l&&(a=Math.max(a,t[s].queryRadius(l)))}return this.featureIndex.query({queryGeometry:e,bearing:i,params:n,scale:r,additionalRadius:a,tileSize:this.tileSize},t)},m.prototype.querySourceFeatures=function(t,e){var r=this;if(this.rawTileData){this.vtLayers||(this.vtLayers=new s.VectorTile(new l(this.rawTileData)).layers);var n=e?e.sourceLayer:"",i=this.vtLayers._geojsonTileLayer||this.vtLayers[n];if(i)for(var o=c(e&&e.filter),a={z:this.coord.z,x:this.coord.x,y:this.coord.y},p=0;p<i.length;p++){var h=i.feature(p);if(o(h)){var f=new u(h,r.coord.z,r.coord.x,r.coord.y);f.tile=a,t.push(f)}}}},m.prototype.hasData=function(){return"loaded"===this.state||"reloading"===this.state||"expired"===this.state},m.prototype.setExpiryData=function(t){var e=this.expirationTime;if(t.cacheControl){var r=n.parseCacheControl(t.cacheControl);r["max-age"]&&(this.expirationTime=Date.now()+1e3*r["max-age"])}else t.expires&&(this.expirationTime=new Date(t.expires).getTime());if(this.expirationTime){var i=Date.now(),o=!1;if(this.expirationTime>i)o=!1;else if(e)if(this.expirationTime<e)o=!0;else{var a=this.expirationTime-e;a?this.expirationTime=i+Math.max(a,3e4):o=!0}else o=!0;o?(this.expiredRequestCount++,this.state="expired"):this.expiredRequestCount=0}},m.prototype.getExpiryTimeout=function(){if(this.expirationTime)return this.expiredRequestCount?1e3*(1<<Math.min(this.expiredRequestCount-1,31)):Math.min(this.expirationTime-(new Date).getTime(),Math.pow(2,31)-1)},m.prototype.stopPlacementThrottler=function(){this.placementThrottler.stop(),"reloading"===this.state&&(this.state="loaded")},e.exports=m},{"../data/bucket":42,"../data/bucket/symbol_bucket":47,"../data/feature_index":49,"../render/texture":83,"../style-spec/feature_filter":110,"../symbol/collision_box":170,"../symbol/collision_tile":172,"../util/throttler":221,"../util/util":223,"../util/vectortile_to_geojson":224,"@mapbox/vector-tile":6,pbf:29}],100:[function(t,e,r){"use strict";var n=t("../geo/lng_lat_bounds"),i=t("../util/util").clamp,o=function(t,e,r){this.bounds=n.convert(this.validateBounds(t)),this.minzoom=e||0,this.maxzoom=r||24};o.prototype.validateBounds=function(t){return Array.isArray(t)&&4===t.length?[Math.max(-180,t[0]),Math.max(-90,t[1]),Math.min(180,t[2]),Math.min(90,t[3])]:[-180,-90,180,90]},o.prototype.contains=function(t,e){var r=e?Math.min(t.z,e):t.z,n={minX:Math.floor(this.lngX(this.bounds.getWest(),r)),minY:Math.floor(this.latY(this.bounds.getNorth(),r)),maxX:Math.ceil(this.lngX(this.bounds.getEast(),r)),maxY:Math.ceil(this.latY(this.bounds.getSouth(),r))};return t.x>=n.minX&&t.x<n.maxX&&t.y>=n.minY&&t.y<n.maxY},o.prototype.lngX=function(t,e){return(t+180)*(Math.pow(2,e)/360)},o.prototype.latY=function(t,e){var r=i(Math.sin(Math.PI/180*t),-.9999,.9999),n=Math.pow(2,e)/(2*Math.PI);return Math.pow(2,e-1)+.5*Math.log((1+r)/(1-r))*-n},e.exports=o},{"../geo/lng_lat_bounds":59,"../util/util":223}],101:[function(t,e,r){"use strict";function n(t,e){if(t.row>e.row){var r=t;t=e,e=r}return{x0:t.column,y0:t.row,x1:e.column,y1:e.row,dx:e.column-t.column,dy:e.row-t.row}}function i(t,e,r,n,i){var o=Math.max(r,Math.floor(e.y0)),a=Math.min(n,Math.ceil(e.y1));if(t.x0===e.x0&&t.y0===e.y0?t.x0+e.dy/t.dy*t.dx<e.x1:t.x1-e.dy/t.dy*t.dx<e.x0){var s=t;t=e,e=s}for(var l=t.dx/t.dy,u=e.dx/e.dy,c=t.dx>0,p=e.dx<0,h=o;h<a;h++){var f=l*Math.max(0,Math.min(t.dy,h+c-t.y0))+t.x0,d=u*Math.max(0,Math.min(e.dy,h+p-e.y0))+e.x0;i(Math.floor(d),Math.ceil(f),h)}}function o(t,e,r,o,a,s){var l,u=n(t,e),c=n(e,r),p=n(r,t);u.dy>c.dy&&(l=u,u=c,c=l),u.dy>p.dy&&(l=u,u=p,p=l),c.dy>p.dy&&(l=c,c=p,p=l),u.dy&&i(p,u,o,a,s),c.dy&&i(p,c,o,a,s)}function a(t,e,r){for(var n,i="",o=t;o>0;o--)n=1<<o-1,i+=(e&n?1:0)+(r&n?2:0);return i}var s=t("@mapbox/whoots-js"),l=t("../geo/coordinate"),u=function(t,e,r,n){(void 0===n||isNaN(n))&&(n=0),this.z=+t,this.x=+e,this.y=+r,this.w=+n,(n*=2)<0&&(n=-1*n-1);var i=1<<this.z;this.id=32*(i*i*n+i*this.y+this.x)+this.z,this.posMatrix=null};u.prototype.toString=function(){return this.z+"/"+this.x+"/"+this.y},u.prototype.toCoordinate=function(t){var e=Math.min(this.z,void 0===t?this.z:t),r=Math.pow(2,e),n=this.y,i=this.x+r*this.w;return new l(i,n,e)},u.prototype.url=function(t,e,r){var n=s.getTileBBox(this.x,this.y,this.z),i=a(this.z,this.x,this.y);return t[(this.x+this.y)%t.length].replace("{prefix}",(this.x%16).toString(16)+(this.y%16).toString(16)).replace("{z}",String(Math.min(this.z,e||this.z))).replace("{x}",String(this.x)).replace("{y}",String("tms"===r?Math.pow(2,this.z)-this.y-1:this.y)).replace("{quadkey}",i).replace("{bbox-epsg-3857}",n)},u.prototype.parent=function(t){return 0===this.z?null:this.z>t?new u(this.z-1,this.x,this.y,this.w):new u(this.z-1,Math.floor(this.x/2),Math.floor(this.y/2),this.w)},u.prototype.wrapped=function(){return new u(this.z,this.x,this.y,0)},u.prototype.children=function(t){if(this.z>=t)return[new u(this.z+1,this.x,this.y,this.w)];var e=this.z+1,r=2*this.x,n=2*this.y;return[new u(e,r,n,this.w),new u(e,r+1,n,this.w),new u(e,r,n+1,this.w),new u(e,r+1,n+1,this.w)]},u.prototype.scaledTo=function(t,e){return this.z>e?new u(t,this.x,this.y,this.w):t<=this.z?new u(t,this.x>>this.z-t,this.y>>this.z-t,this.w):new u(t,this.x<<t-this.z,this.y<<t-this.z,this.w)},u.cover=function(t,e,r,n){function i(t,e,i){var o,l,c,p;if(i>=0&&i<=a)for(o=t;o<e;o++)l=Math.floor(o/a),c=(o%a+a)%a,0!==l&&!0!==n||(p=new u(r,c,i,l),s[p.id]=p)}void 0===n&&(n=!0);var a=1<<t,s={};return o(e[0],e[1],e[2],0,a,i),o(e[2],e[3],e[0],0,a,i),Object.keys(s).map(function(t){return s[t]})},u.fromID=function(t){var e=t%32,r=1<<e,n=(t-e)/32,i=n%r,o=(n-i)/r%r,a=Math.floor(n/(r*r));return a%2!=0&&(a=-1*a-1),a/=2,new u(e,i,o,a)},e.exports=u},{"../geo/coordinate":57,"@mapbox/whoots-js":10}],102:[function(t,e,r){"use strict";var n=t("../util/evented"),i=t("../util/util"),o=t("./load_tilejson"),a=t("../util/mapbox").normalizeTileURL,s=t("./tile_bounds"),l=t("../util/ajax").ResourceType,u=t("../util/browser"),c=function(t){function e(e,r,n,o){if(t.call(this),this.id=e,this.dispatcher=n,this.type="vector",this.minzoom=0,this.maxzoom=22,this.scheme="xyz",this.tileSize=512,this.reparseOverscaled=!0,this.isTileClipped=!0,i.extend(this,i.pick(r,["url","scheme","tileSize"])),this._options=i.extend({type:"vector"},r),512!==this.tileSize)throw new Error("vector tile sources must have a tileSize of 512");this.setEventedParent(o)}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype.load=function(){var t=this;this.fire("dataloading",{dataType:"source"}),o(this._options,this.map._transformRequest,function(e,r){e?t.fire("error",e):r&&(i.extend(t,r),r.bounds&&(t.tileBounds=new s(r.bounds,t.minzoom,t.maxzoom)),t.fire("data",{dataType:"source",sourceDataType:"metadata"}),t.fire("data",{dataType:"source",sourceDataType:"content"}))})},e.prototype.hasTile=function(t){return!this.tileBounds||this.tileBounds.contains(t,this.maxzoom)},e.prototype.onAdd=function(t){this.map=t,this.load()},e.prototype.serialize=function(){return i.extend({},this._options)},e.prototype.loadTile=function(t,e){function r(r,n){if(!t.aborted){if(r)return e(r);this.map._refreshExpiredTiles&&t.setExpiryData(n),t.loadVectorData(n,this.map.painter),t.redoWhenDone&&(t.redoWhenDone=!1,t.redoPlacement(this)),e(null),t.reloadCallback&&(this.loadTile(t,t.reloadCallback),t.reloadCallback=null)}}var n=t.coord.z>this.maxzoom?Math.pow(2,t.coord.z-this.maxzoom):1,i=a(t.coord.url(this.tiles,this.maxzoom,this.scheme),this.url),o={request:this.map._transformRequest(i,l.Tile),uid:t.uid,coord:t.coord,zoom:t.coord.z,tileSize:this.tileSize*n,type:this.type,source:this.id,pixelRatio:u.devicePixelRatio,overscaling:n,angle:this.map.transform.angle,pitch:this.map.transform.pitch,cameraToCenterDistance:this.map.transform.cameraToCenterDistance,cameraToTileDistance:this.map.transform.cameraToTileDistance(t),showCollisionBoxes:this.map.showCollisionBoxes};t.workerID&&"expired"!==t.state?"loading"===t.state?t.reloadCallback=e:this.dispatcher.send("reloadTile",o,r.bind(this),t.workerID):t.workerID=this.dispatcher.send("loadTile",o,r.bind(this))},e.prototype.abortTile=function(t){this.dispatcher.send("abortTile",{uid:t.uid,type:this.type,source:this.id},void 0,t.workerID)},e.prototype.unloadTile=function(t){t.unloadVectorData(),this.dispatcher.send("removeTile",{uid:t.uid,type:this.type,source:this.id},void 0,t.workerID)},e}(n);e.exports=c},{"../util/ajax":201,"../util/browser":202,"../util/evented":210,"../util/mapbox":217,"../util/util":223,"./load_tilejson":92,"./tile_bounds":100}],103:[function(t,e,r){"use strict";function n(t,e){var r=i.getArrayBuffer(t.request,function(t,r){t?e(t):r&&e(null,{vectorTile:new o.VectorTile(new a(r.data)),rawData:r.data,cacheControl:r.cacheControl,expires:r.expires})});return function(){r.abort()}}var i=t("../util/ajax"),o=t("@mapbox/vector-tile"),a=t("pbf"),s=t("./worker_tile"),l=t("../util/util"),u=function(t,e,r){this.actor=t,this.layerIndex=e,this.loadVectorData=r||n,this.loading={},this.loaded={}};u.prototype.loadTile=function(t,e){var r=this,n=t.source,i=t.uid;this.loading[n]||(this.loading[n]={});var o=this.loading[n][i]=new s(t);o.abort=this.loadVectorData(t,function(t,a){if(delete r.loading[n][i],t||!a)return e(t);var s=a.rawData,u={};a.expires&&(u.expires=a.expires),a.cacheControl&&(u.cacheControl=a.cacheControl),o.vectorTile=a.vectorTile,o.parse(a.vectorTile,r.layerIndex,r.actor,function(t,r,n){if(t||!r)return e(t);e(null,l.extend({rawTileData:s},r,u),n)}),r.loaded[n]=r.loaded[n]||{},r.loaded[n][i]=o})},u.prototype.reloadTile=function(t,e){function r(t,r){if(this.reloadCallback){var n=this.reloadCallback;delete this.reloadCallback,this.parse(this.vectorTile,o.layerIndex,o.actor,n)}e(t,r)}var n=this.loaded[t.source],i=t.uid,o=this;if(n&&n[i]){var a=n[i];"parsing"===a.status?a.reloadCallback=e:"done"===a.status&&a.parse(a.vectorTile,this.layerIndex,this.actor,r.bind(a))}},u.prototype.abortTile=function(t){var e=this.loading[t.source],r=t.uid;e&&e[r]&&e[r].abort&&(e[r].abort(),delete e[r])},u.prototype.removeTile=function(t){var e=this.loaded[t.source],r=t.uid;e&&e[r]&&delete e[r]},u.prototype.redoPlacement=function(t,e){var r=this.loaded[t.source],n=this.loading[t.source],i=t.uid;if(r&&r[i]){var o=r[i],a=o.redoPlacement(t.angle,t.pitch,t.cameraToCenterDistance,t.cameraToTileDistance,t.showCollisionBoxes);a.result&&e(null,a.result,a.transferables)}else n&&n[i]&&(n[i].angle=t.angle)},e.exports=u},{"../util/ajax":201,"../util/util":223,"./worker_tile":106,"@mapbox/vector-tile":6,pbf:29}],104:[function(t,e,r){"use strict";var n=t("../util/ajax"),i=t("./image_source"),o=function(t){function e(e,r,n,i){t.call(this,e,r,n,i),this.roundZoom=!0,this.type="video",this.options=r}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype.load=function(){var t=this,e=this.options;this.urls=e.urls,n.getVideo(e.urls,function(e,r){if(e)t.fire("error",{error:e});else if(r){t.video=r,t.video.loop=!0;var n;t.video.addEventListener("playing",function(){n=t.map.style.animationLoop.set(1/0),t.map._rerender()}),t.video.addEventListener("pause",function(){t.map.style.animationLoop.cancel(n)}),t.map&&t.video.play(),t._finishLoading()}})},e.prototype.getVideo=function(){return this.video},e.prototype.onAdd=function(t){this.map||(this.map=t,this.load(),this.video&&(this.video.play(),this.setCoordinates(this.coordinates)))},e.prototype.prepare=function(){0===Object.keys(this.tiles).length||this.video.readyState<2||this._prepareImage(this.map.painter.gl,this.video)},e.prototype.serialize=function(){return{type:"video",urls:this.urls,coordinates:this.coordinates}},e}(i);e.exports=o},{"../util/ajax":201,"./image_source":91}],105:[function(t,e,r){"use strict";var n=t("../util/actor"),i=t("../style/style_layer_index"),o=t("./vector_tile_worker_source"),a=t("./geojson_worker_source"),s=t("./rtl_text_plugin"),l=function(t){var e=this;this.self=t,this.actor=new n(t,this),this.layerIndexes={},this.workerSourceTypes={vector:o,geojson:a},this.workerSources={},this.self.registerWorkerSource=function(t,r){if(e.workerSourceTypes[t])throw new Error('Worker source with name "'+t+'" already registered.');e.workerSourceTypes[t]=r},this.self.registerRTLTextPlugin=function(t){if(s.applyArabicShaping||s.processBidirectionalText)throw new Error("RTL text plugin already registered.");s.applyArabicShaping=t.applyArabicShaping,s.processBidirectionalText=t.processBidirectionalText}};l.prototype.setLayers=function(t,e){this.getLayerIndex(t).replace(e)},l.prototype.updateLayers=function(t,e){this.getLayerIndex(t).update(e.layers,e.removedIds,e.symbolOrder)},l.prototype.loadTile=function(t,e,r){this.getWorkerSource(t,e.type).loadTile(e,r)},l.prototype.reloadTile=function(t,e,r){this.getWorkerSource(t,e.type).reloadTile(e,r)},l.prototype.abortTile=function(t,e){this.getWorkerSource(t,e.type).abortTile(e)},l.prototype.removeTile=function(t,e){this.getWorkerSource(t,e.type).removeTile(e)},l.prototype.removeSource=function(t,e){var r=this.getWorkerSource(t,e.type);void 0!==r.removeSource&&r.removeSource(e)},l.prototype.redoPlacement=function(t,e,r){this.getWorkerSource(t,e.type).redoPlacement(e,r)},l.prototype.loadWorkerSource=function(t,e,r){try{this.self.importScripts(e.url),r()}catch(t){r(t)}},l.prototype.loadRTLTextPlugin=function(t,e,r){try{s.applyArabicShaping||s.processBidirectionalText||(this.self.importScripts(e),s.applyArabicShaping&&s.processBidirectionalText||r(new Error("RTL Text Plugin failed to import scripts from "+e)))}catch(t){r(t)}},l.prototype.getLayerIndex=function(t){var e=this.layerIndexes[t];return e||(e=this.layerIndexes[t]=new i),e},l.prototype.getWorkerSource=function(t,e){var r=this;if(this.workerSources[t]||(this.workerSources[t]={}),!this.workerSources[t][e]){var n={send:function(e,n,i,o){r.actor.send(e,n,i,o,t)}};this.workerSources[t][e]=new this.workerSourceTypes[e](n,this.getLayerIndex(t))}return this.workerSources[t][e]},e.exports=function(t){return new l(t)}},{"../style/style_layer_index":164,"../util/actor":200,"./geojson_worker_source":89,"./rtl_text_plugin":96,"./vector_tile_worker_source":103}],106:[function(t,e,r){"use strict";function n(t,e){for(var r=0,n=t.layers;r<n.length;r+=1)n[r].recalculate(e)}function i(t,e){return t.filter(function(t){return!t.isEmpty()}).map(function(t){return t.serialize(e)})}var o=t("../data/feature_index"),a=t("../symbol/collision_tile"),s=t("../symbol/collision_box"),l=t("../util/dictionary_coder"),u=(t("../data/bucket/symbol_bucket"),t("../util/util")),c=t("../render/image_atlas"),p=c.makeImageAtlas,h=t("../render/glyph_atlas"),f=h.makeGlyphAtlas,d=function(t){this.coord=t.coord,this.uid=t.uid,this.zoom=t.zoom,this.pixelRatio=t.pixelRatio,this.tileSize=t.tileSize,this.source=t.source,this.overscaling=t.overscaling,this.angle=t.angle,this.pitch=t.pitch,this.cameraToCenterDistance=t.cameraToCenterDistance,this.cameraToTileDistance=t.cameraToTileDistance,this.showCollisionBoxes=t.showCollisionBoxes};d.prototype.parse=function(t,e,r,c){function h(){var t=this;if(R)return c(R);if(D&&O){for(var e=new a(this.angle,this.pitch,this.cameraToCenterDistance,this.cameraToTileDistance,this.collisionBoxArray),r=f(D),o=p(O),s=0,l=t.symbolBuckets;s<l.length;s+=1){var h=l[s];n(h,t.zoom),h.prepare(D,r.positions,O,o.positions),h.place(e,t.showCollisionBoxes)}this.status="done";var d=[r.image.data.buffer,o.image.data.buffer];c(null,{buckets:i(u.values(y),d),featureIndex:v.serialize(d),collisionTile:e.serialize(d),collisionBoxArray:this.collisionBoxArray.serialize(),glyphAtlasImage:r.image,iconAtlasImage:o.image},d)}}var d=this;this.status="parsing",this.data=t,this.collisionBoxArray=new s;var m=new l(Object.keys(t.layers).sort()),v=new o(this.coord,this.overscaling);v.bucketLayerIDs=[];var y={},g={featureIndex:v,iconDependencies:{},glyphDependencies:{}},_=e.familiesBySource[this.source];for(var x in _){var b=t.layers[x];if(b){1===b.version&&u.warnOnce('Vector tile source "'+d.source+'" layer "'+x+'" does not use vector tile spec v2 and therefore may have some rendering errors.');for(var w=m.encode(x),T=[],S=0;S<b.length;S++){var z=b.feature(S);T.push({feature:z,index:S,sourceLayerIndex:w})}for(var A=0,C=_[x];A<C.length;A+=1){var E=C[A],k=E[0];if(!(k.minzoom&&d.zoom<Math.floor(k.minzoom))&&!(k.maxzoom&&d.zoom>=k.maxzoom||k.layout&&"none"===k.layout.visibility)){for(var M=0,L=E;M<L.length;M+=1)L[M].recalculate(d.zoom);(y[k.id]=k.createBucket({index:v.bucketLayerIDs.length,layers:E,zoom:d.zoom,pixelRatio:d.pixelRatio,overscaling:d.overscaling,collisionBoxArray:d.collisionBoxArray})).populate(T,g),v.bucketLayerIDs.push(E.map(function(t){return t.id}))}}}}this.symbolBuckets=[];for(var I=e.symbolOrder.length-1;I>=0;I--){var P=y[e.symbolOrder[I]];P&&d.symbolBuckets.push(P)}var R,D,O,B=u.mapObject(g.glyphDependencies,function(t){return Object.keys(t).map(Number)});Object.keys(B).length?r.send("getGlyphs",{uid:this.uid,stacks:B},function(t,e){R||(R=t,D=e,h.call(d))}):D={};var F=Object.keys(g.iconDependencies);F.length?r.send("getImages",{icons:F},function(t,e){R||(R=t,O=e,h.call(d))}):O={},h.call(this)},d.prototype.redoPlacement=function(t,e,r,o,s){var l=this;if(this.angle=t,this.pitch=e,this.cameraToCenterDistance=r,this.cameraToTileDistance=o,"done"!==this.status)return{};for(var u=new a(this.angle,this.pitch,this.cameraToCenterDistance,this.cameraToTileDistance,this.collisionBoxArray),c=0,p=l.symbolBuckets;c<p.length;c+=1){var h=p[c];n(h,l.zoom),h.place(u,s)}var f=[];return{result:{buckets:i(this.symbolBuckets,f),collisionTile:u.serialize(f)},transferables:f}},e.exports=d},{"../data/bucket/symbol_bucket":47,"../data/feature_index":49,"../render/glyph_atlas":74,"../render/image_atlas":76,"../symbol/collision_box":170,"../symbol/collision_tile":172,"../util/dictionary_coder":207,"../util/util":223}],107:[function(t,e,r){"use strict";function n(t,e){var r={};for(var n in t)"ref"!==n&&(r[n]=t[n]);return o.forEach(function(t){t in e&&(r[t]=e[t])}),r}function i(t){t=t.slice();for(var e=Object.create(null),r=0;r<t.length;r++)e[t[r].id]=t[r];for(var i=0;i<t.length;i++)"ref"in t[i]&&(t[i]=n(t[i],e[t[i].ref]));return t}var o=t("./util/ref_properties");e.exports=i},{"./util/ref_properties":129}],108:[function(t,e,r){"use strict";function n(t,e,r,n){t=t||{},e=e||{};var i;for(i in t)t.hasOwnProperty(i)&&(e.hasOwnProperty(i)||(r.push({command:c.removeSource,args:[i]}),n[i]=!0));for(i in e)e.hasOwnProperty(i)&&(t.hasOwnProperty(i)?u(t[i],e[i])||(r.push({command:c.removeSource,args:[i]}),r.push({command:c.addSource,args:[i,e[i]]}),n[i]=!0):r.push({command:c.addSource,args:[i,e[i]]}))}function i(t,e,r,n,i,o){t=t||{},e=e||{};var a;for(a in t)t.hasOwnProperty(a)&&(u(t[a],e[a])||r.push({command:o,args:[n,a,e[a],i]}));for(a in e)e.hasOwnProperty(a)&&!t.hasOwnProperty(a)&&(u(t[a],e[a])||r.push({command:o,args:[n,a,e[a],i]}))}function o(t){return t.id}function a(t,e){return t[e.id]=e,t}function s(t,e,r){t=t||[],e=e||[];var 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0,y={}),e=e.concat(a({key:s+"[0]",value:r[0],valueSpec:{zoom:{}},style:t.style,styleSpec:t.styleSpec,objectElementValidators:{zoom:l,value:c}}))}else e=e.concat(c({key:s+"[0]",value:r[0],valueSpec:{},style:t.style,styleSpec:t.styleSpec}));return e.concat(o({key:s+"[1]",value:r[1],valueSpec:m,style:t.style,styleSpec:t.styleSpec}))}function c(t){var e=i(t.value),r=u(t.value);if(h){if(e!==h)return[new n(t.key,t.value,"%s stop domain type must match previous stop domain type %s",e,h)]}else h=e;if("number"!==e&&"string"!==e&&"boolean"!==e)return[new n(t.key,t.value,"stop domain value must be a number, string, or boolean")];if("number"!==e&&"categorical"!==v){var o="number expected, %s found";return m["property-function"]&&void 0===v&&(o+='\nIf you intended to use a categorical function, specify `"type": "categorical"`.'),[new n(t.key,t.value,o,e)]}return"categorical"!==v||"number"!==e||isFinite(r)&&Math.floor(r)===r?"categorical"!==v&&"number"===e&&void 0!==f&&r<f?[new n(t.key,t.value,"stop 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supported")),t.styleSpec.$version>=8&&(_&&!t.valueSpec["property-function"]?b.push(new n(t.key,t.value,"property functions not supported")):g&&!t.valueSpec["zoom-function"]&&b.push(new n(t.key,t.value,"zoom functions not supported"))),"categorical"!==v&&!x||void 0!==t.value.property||b.push(new n(t.key,t.value,'"property" property is required')),b}},{"../error/validation_error":109,"../util/get_type":126,"../util/unbundle_jsonlint":130,"./validate":131,"./validate_array":132,"./validate_number":143,"./validate_object":144}],139:[function(t,e,r){"use strict";var n=t("../error/validation_error"),i=t("./validate_string");e.exports=function(t){var e=t.value,r=t.key,o=i(t);return o.length?o:(-1===e.indexOf("{fontstack}")&&o.push(new n(r,e,'"glyphs" url must include a "{fontstack}" token')),-1===e.indexOf("{range}")&&o.push(new n(r,e,'"glyphs" url must include a "{range}" token')),o)}},{"../error/validation_error":109,"./validate_string":148}],140:[function(t,e,r){"use strict";var n=t("../error/validation_error"),i=t("../util/unbundle_jsonlint"),o=t("./validate_object"),a=t("./validate_filter"),s=t("./validate_paint_property"),l=t("./validate_layout_property"),u=t("../util/extend");e.exports=function(t){var e=[],r=t.value,c=t.key,p=t.style,h=t.styleSpec;r.type||r.ref||e.push(new n(c,r,'either "type" or "ref" is required'));var f=i(r.type),d=i(r.ref);if(r.id)for(var m=i(r.id),v=0;v<t.arrayIndex;v++){var y=p.layers[v];i(y.id)===m&&e.push(new n(c,r.id,'duplicate layer id "%s", previously used at line %d',r.id,y.id.__line__))}if("ref"in r){["type","source","source-layer","filter","layout"].forEach(function(t){t in r&&e.push(new n(c,r[t],'"%s" is prohibited for ref layers',t))});var g;p.layers.forEach(function(t){i(t.id)===d&&(g=t)}),g?g.ref?e.push(new n(c,r.ref,"ref cannot reference another ref layer")):f=i(g.type):e.push(new n(c,r.ref,'ref layer "%s" not found',d))}else if("background"!==f)if(r.source){var _=p.sources&&p.sources[r.source],x=_&&i(_.type);_?"vector"===x&&"raster"===f?e.push(new n(c,r.source,'layer "%s" requires a raster source',r.id)):"raster"===x&&"raster"!==f?e.push(new n(c,r.source,'layer "%s" requires a vector source',r.id)):"vector"!==x||r["source-layer"]||e.push(new n(c,r,'layer "%s" must specify a "source-layer"',r.id)):e.push(new n(c,r.source,'source "%s" not found',r.source))}else e.push(new n(c,r,'missing required property "source"'));return e=e.concat(o({key:c,value:r,valueSpec:h.layer,style:t.style,styleSpec:t.styleSpec,objectElementValidators:{"*":function(){return[]},filter:a,layout:function(t){return o({layer:r,key:t.key,value:t.value,style:t.style,styleSpec:t.styleSpec,objectElementValidators:{"*":function(t){return l(u({layerType:f},t))}}})},paint:function(t){return o({layer:r,key:t.key,value:t.value,style:t.style,styleSpec:t.styleSpec,objectElementValidators:{"*":function(t){return s(u({layerType:f},t))}}})}}}))}},{"../error/validation_error":109,"../util/extend":125,"../util/unbundle_jsonlint":130,"./validate_filter":137,"./validate_layout_property":141,"./validate_object":144,"./validate_paint_property":145}],141:[function(t,e,r){"use strict";var n=t("./validate_property");e.exports=function(t){return n(t,"layout")}},{"./validate_property":146}],142:[function(t,e,r){"use strict";var n=t("../error/validation_error"),i=t("../util/get_type"),o=t("./validate");e.exports=function(t){var e=t.value,r=t.styleSpec,a=r.light,s=t.style,l=[],u=i(e);if(void 0===e)return l;if("object"!==u)return l=l.concat([new n("light",e,"object expected, %s found",u)]);for(var c in e){var p=c.match(/^(.*)-transition$/);l=p&&a[p[1]]&&a[p[1]].transition?l.concat(o({key:c,value:e[c],valueSpec:r.transition,style:s,styleSpec:r})):a[c]?l.concat(o({key:c,value:e[c],valueSpec:a[c],style:s,styleSpec:r})):l.concat([new n(c,e[c],'unknown property "%s"',c)])}return l}},{"../error/validation_error":109,"../util/get_type":126,"./validate":131}],143:[function(t,e,r){"use strict";var n=t("../util/get_type"),i=t("../error/validation_error");e.exports=function(t){var e=t.key,r=t.value,o=t.valueSpec,a=n(r);return"number"!==a?[new i(e,r,"number expected, %s found",a)]:"minimum"in o&&r<o.minimum?[new i(e,r,"%s is less than the minimum value %s",r,o.minimum)]:"maximum"in o&&r>o.maximum?[new i(e,r,"%s is greater than the maximum value %s",r,o.maximum)]:[]}},{"../error/validation_error":109,"../util/get_type":126}],144:[function(t,e,r){"use strict";var n=t("../error/validation_error"),i=t("../util/get_type"),o=t("./validate");e.exports=function(t){var e=t.key,r=t.value,a=t.valueSpec||{},s=t.objectElementValidators||{},l=t.style,u=t.styleSpec,c=[],p=i(r);if("object"!==p)return[new n(e,r,"object expected, %s found",p)];for(var h in r){var f=h.split(".")[0],d=a[f]||a["*"],m=void 0;if(s[f])m=s[f];else if(a[f])m=o;else if(s["*"])m=s["*"];else{if(!a["*"]){c.push(new n(e,r[h],'unknown property "%s"',h));continue}m=o}c=c.concat(m({key:(e?e+".":e)+h,value:r[h],valueSpec:d,style:l,styleSpec:u,object:r,objectKey:h}))}for(var v in a)a[v].required&&void 0===a[v].default&&void 0===r[v]&&c.push(new n(e,r,'missing required property "%s"',v));return c}},{"../error/validation_error":109,"../util/get_type":126,"./validate":131}],145:[function(t,e,r){"use strict";var n=t("./validate_property");e.exports=function(t){return n(t,"paint")}},{"./validate_property":146}],146:[function(t,e,r){"use strict";var n=t("./validate"),i=t("../error/validation_error"),o=t("../util/get_type");e.exports=function(t,e){var r=t.key,a=t.style,s=t.styleSpec,l=t.value,u=t.objectKey,c=s[e+"_"+t.layerType];if(!c)return[];var p=u.match(/^(.*)-transition$/);if("paint"===e&&p&&c[p[1]]&&c[p[1]].transition)return n({key:r,value:l,valueSpec:s.transition,style:a,styleSpec:s});var h=t.valueSpec||c[u];if(!h)return[new i(r,l,'unknown property 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e)["type","url","tileSize"].indexOf(p)<0&&c.push(new n(r+"."+p,e[p],'a source with a "url" property may not include a "%s" property',p));return c;case"geojson":return o({key:r,value:e,valueSpec:s.source_geojson,style:l,styleSpec:s});case"video":return o({key:r,value:e,valueSpec:s.source_video,style:l,styleSpec:s});case"image":return o({key:r,value:e,valueSpec:s.source_image,style:l,styleSpec:s});case"canvas":return o({key:r,value:e,valueSpec:s.source_canvas,style:l,styleSpec:s});default:return a({key:r+".type",value:e.type,valueSpec:{values:["vector","raster","geojson","video","image","canvas"]},style:l,styleSpec:s})}}},{"../error/validation_error":109,"../util/unbundle_jsonlint":130,"./validate_enum":136,"./validate_object":144}],148:[function(t,e,r){"use strict";var n=t("../util/get_type"),i=t("../error/validation_error");e.exports=function(t){var e=t.value,r=t.key,o=n(e);return"string"!==o?[new i(r,e,"string expected, %s 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a=t("./validate/validate_constants"),s=t("./validate/validate"),l=t("./reference/latest"),u=t("./validate/validate_glyphs_url");n.source=o(t("./validate/validate_source")),n.light=o(t("./validate/validate_light")),n.layer=o(t("./validate/validate_layer")),n.filter=o(t("./validate/validate_filter")),n.paintProperty=o(t("./validate/validate_paint_property")),n.layoutProperty=o(t("./validate/validate_layout_property")),e.exports=n},{"./reference/latest":123,"./validate/validate":131,"./validate/validate_constants":135,"./validate/validate_filter":137,"./validate/validate_glyphs_url":139,"./validate/validate_layer":140,"./validate/validate_layout_property":141,"./validate/validate_light":142,"./validate/validate_paint_property":145,"./validate/validate_source":147}],150:[function(t,e,r){"use strict";var n=function(){this.n=0,this.times=[]};n.prototype.stopped=function(){return this.times=this.times.filter(function(t){return t.time>=(new Date).getTime()}),!this.times.length},n.prototype.set=function(t){return this.times.push({id:this.n,time:t+(new Date).getTime()}),this.n++},n.prototype.cancel=function(t){this.times=this.times.filter(function(e){return e.id!==t})},e.exports=n},{}],151:[function(t,e,r){"use strict";var n=t("../style-spec/reference/latest"),i=t("../util/util"),o=t("../util/evented"),a=t("./validate_style"),s=t("./style_declaration"),l=t("./style_transition"),u=["anchor","color","position","intensity"],c=n.light,p=function(t){function e(e){t.call(this),this.set(e)}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype.set=function(t){var e=this;if(!this._validate(a.light,t)){this._declarations={},this._transitions={},this._transitionOptions={},this.calculated={},t=i.extend({anchor:c.anchor.default,color:c.color.default,position:c.position.default,intensity:c.intensity.default},t);for(var r=0,n=u;r<n.length;r+=1){var o=n[r];e._declarations[o]=new s(c[o],t[o])}return this}},e.prototype.getLight=function(){return{anchor:this.getLightProperty("anchor"),color:this.getLightProperty("color"),position:this.getLightProperty("position"),intensity:this.getLightProperty("intensity")}},e.prototype.getLightProperty=function(t){return i.endsWith(t,"-transition")?this._transitionOptions[t]:this._declarations[t]&&this._declarations[t].value},e.prototype.getLightValue=function(t,e){if("position"===t){var r=this._transitions[t].calculate(e),n=i.sphericalToCartesian(r);return{x:n[0],y:n[1],z:n[2]}}return this._transitions[t].calculate(e)},e.prototype.setLight=function(t){var e=this;if(!this._validate(a.light,t))for(var r in t){var n=t[r];i.endsWith(r,"-transition")?e._transitionOptions[r]=n:null===n||void 0===n?delete e._declarations[r]:e._declarations[r]=new s(c[r],n)}},e.prototype.recalculate=function(t){var e=this;for(var r in e._declarations)e.calculated[r]=e.getLightValue(r,{zoom:t})},e.prototype._applyLightDeclaration=function(t,e,r,n,o){var a=r.transition?this._transitions[t]:void 0,u=c[t];if(null!==e&&void 0!==e||(e=new s(u,u.default)),!a||a.declaration.json!==e.json){var p=i.extend({duration:300,delay:0},n,this.getLightProperty(t+"-transition")),h=this._transitions[t]=new l(u,e,a,p);h.instant()||(h.loopID=o.set(h.endTime-Date.now())),a&&o.cancel(a.loopID)}},e.prototype.updateLightTransitions=function(t,e,r){var n,i=this;for(n in i._declarations)i._applyLightDeclaration(n,i._declarations[n],t,e,r)},e.prototype._validate=function(t,e){return a.emitErrors(this,t.call(a,i.extend({value:e,style:{glyphs:!0,sprite:!0},styleSpec:n})))},e}(o);e.exports=p},{"../style-spec/reference/latest":123,"../util/evented":210,"../util/util":223,"./style_declaration":157,"./style_transition":165,"./validate_style":166}],152:[function(t,e,r){"use strict";var n=t("../util/mapbox"),i=n.normalizeGlyphsURL,o=t("../util/ajax"),a=t("./parse_glyph_pbf");e.exports=function(t,e,r,n,s){var l=256*e,u=l+255,c=n(i(r).replace("{fontstack}",t).replace("{range}",l+"-"+u),o.ResourceType.Glyphs);o.getArrayBuffer(c,function(t,e){if(t)s(t);else if(e){for(var r={},n=0,i=a(e.data);n<i.length;n+=1){var o=i[n];r[o.id]=o}s(null,r)}})}},{"../util/ajax":201,"../util/mapbox":217,"./parse_glyph_pbf":154}],153:[function(t,e,r){"use strict";var n=t("../util/ajax"),i=t("../util/browser"),o=t("../util/mapbox"),a=o.normalizeSpriteURL,s=t("../util/image"),l=s.RGBAImage;e.exports=function(t,e,r){function o(){if(c)r(c);else if(s&&u){var t=i.getImageData(u),e={};for(var n in s){var o=s[n],a=o.width,p=o.height,h=o.x,f=o.y,d=o.sdf,m=o.pixelRatio,v=l.create({width:a,height:p});l.copy(t,v,{x:h,y:f},{x:0,y:0},{width:a,height:p}),e[n]={data:v,pixelRatio:m,sdf:d}}r(null,e)}}if(!t)return void r(null,{});var 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l(t).readFields(n,[])},e.exports.GLYPH_PBF_BORDER=u},{"../util/image":213,pbf:29}],155:[function(t,e,r){"use strict";function n(t,e,r){return e.isPaintValueFeatureConstant(t)?e.paint[t]:r.programConfigurations.get(e.id).paintPropertyStatistics[t].max}function i(t){return Math.sqrt(t[0]*t[0]+t[1]*t[1])}function o(t,e,r,n,i){if(!e[0]&&!e[1])return t;var o=a.convert(e);"viewport"===r&&o._rotate(-n);for(var s=[],l=0;l<t.length;l++){for(var u=t[l],c=[],p=0;p<u.length;p++)c.push(u[p].sub(o._mult(i)));s.push(c)}return s}var a=t("@mapbox/point-geometry");e.exports={getMaximumPaintValue:n,translateDistance:i,translate:o}},{"@mapbox/point-geometry":2}],156:[function(t,e,r){"use strict";var n=t("../util/evented"),i=t("./style_layer"),o=t("./load_sprite"),a=t("../render/image_manager"),s=t("../render/glyph_manager"),l=t("./light"),u=t("../render/line_atlas"),c=t("../util/util"),p=t("../util/ajax"),h=t("../util/mapbox"),f=t("../util/browser"),d=t("../util/dispatcher"),m=t("./animation_loop"),v=t("./validate_style"),y=t("../source/source").getType,g=t("../source/source").setType,_=t("../source/query_features"),x=t("../source/source_cache"),b=t("../style-spec/reference/latest"),w=t("../style-spec/function"),T=t("../util/global_worker_pool"),S=t("../style-spec/deref"),z=t("../style-spec/diff"),A=t("../source/rtl_text_plugin"),C=c.pick(z.operations,["addLayer","removeLayer","setPaintProperty","setLayoutProperty","setFilter","addSource","removeSource","setLayerZoomRange","setLight","setTransition"]),E=c.pick(z.operations,["setCenter","setZoom","setBearing","setPitch"]),k=function(t){function e(e,r,n){var i=this;t.call(this),n=c.extend({validate:"string"!=typeof e||!h.isMapboxURL(e)},n);var l=function(t,e){return i.map?i.map._transformRequest(t,e):{url:t}};this.map=r,this.animationLoop=r&&r.animationLoop||new m,this.dispatcher=new d(T(),this),this.imageManager=new a,this.glyphManager=new s(l,n.localIdeographFontFamily),this.lineAtlas=new u(256,512),this._layers={},this._order=[],this.sourceCaches={},this.zoomHistory={},this._loaded=!1,c.bindAll(["_redoPlacement"],this),this._resetUpdates(),this.setEventedParent(r),this.fire("dataloading",{dataType:"style"});var y=this;this._rtlTextPluginCallback=A.registerForPluginAvailability(function(t){y.dispatcher.broadcast("loadRTLTextPlugin",t.pluginBlobURL,t.errorCallback);for(var e in y.sourceCaches)y.sourceCaches[e].reload()});var g=function(t,e){if(t)i.fire("error",{error:t});else if(e){if(n.validate&&v.emitErrors(i,v(e)))return;i._loaded=!0,i.stylesheet=e,i.updateClasses();for(var r in e.sources)i.addSource(r,e.sources[r],n);o(e.sprite,l,function(t,e){if(t)i.fire("error",t);else if(e)for(var r in e)i.imageManager.addImage(r,e[r]);i.imageManager.setLoaded(!0)}),i.glyphManager.setURL(e.glyphs),i._resolve(),i.fire("data",{dataType:"style"}),i.fire("style.load")}};"string"==typeof e?p.getJSON(l(h.normalizeStyleURL(e),p.ResourceType.Style),g):f.frame(function(){return g(null,e)}),this.on("data",function(t){if("source"===t.dataType&&"metadata"===t.sourceDataType){var e=i.sourceCaches[t.sourceId];if(e){var r=e.getSource();if(r&&r.vectorLayerIds)for(var n in i._layers){var o=i._layers[n];o.source===r.id&&i._validateLayer(o)}}}})}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype._validateLayer=function(t){var e=this.sourceCaches[t.source];if(e){var r=t.sourceLayer;if(r){var n=e.getSource();("geojson"===n.type||n.vectorLayerIds&&-1===n.vectorLayerIds.indexOf(r))&&this.fire("error",{error:new Error('Source layer "'+r+'" does not exist on source "'+n.id+'" as specified by style layer "'+t.id+'"')})}}},e.prototype.loaded=function(){var t=this;if(!this._loaded)return!1;if(Object.keys(this._updatedSources).length)return!1;for(var e in t.sourceCaches)if(!t.sourceCaches[e].loaded())return!1;return!!this.imageManager.isLoaded()},e.prototype._resolve=function(){var t=this,e=S(this.stylesheet.layers);this._order=e.map(function(t){return t.id}),this._layers={};for(var r=0,n=e;r<n.length;r+=1){var o=n[r];o=i.create(o),o.setEventedParent(t,{layer:{id:o.id}}),t._layers[o.id]=o}this.dispatcher.broadcast("setLayers",this._serializeLayers(this._order)),this.light=new l(this.stylesheet.light)},e.prototype._serializeLayers=function(t){var e=this;return t.map(function(t){return e._layers[t].serialize()})},e.prototype._applyClasses=function(t,e){var r=this;if(this._loaded){t=t||[],e=e||{transition:!0};var n=this.stylesheet.transition||{},i=this._updatedAllPaintProps?this._layers:this._updatedPaintProps;for(var o in i){var a=r._layers[o],s=r._updatedPaintProps[o];if(r._updatedAllPaintProps||s.all)a.updatePaintTransitions(t,e,n,r.animationLoop,r.zoomHistory);else for(var l in s)r._layers[o].updatePaintTransition(l,t,e,n,r.animationLoop,r.zoomHistory)}this.light.updateLightTransitions(e,n,this.animationLoop)}},e.prototype._recalculate=function(t){var e=this;if(this._loaded){for(var r in e.sourceCaches)e.sourceCaches[r].used=!1;this._updateZoomHistory(t);for(var n=0,i=e._order;n<i.length;n+=1){var o=i[n],a=e._layers[o];a.recalculate(t),!a.isHidden(t)&&a.source&&(e.sourceCaches[a.source].used=!0)}this.light.recalculate(t),Math.floor(this.z)!==Math.floor(t)&&this.animationLoop.set(300),this.z=t}},e.prototype._updateZoomHistory=function(t){var e=this.zoomHistory;void 0===e.lastIntegerZoom&&(e.lastIntegerZoom=Math.floor(t),e.lastIntegerZoomTime=0,e.lastZoom=t),Math.floor(e.lastZoom)<Math.floor(t)?(e.lastIntegerZoom=Math.floor(t),e.lastIntegerZoomTime=Date.now()):Math.floor(e.lastZoom)>Math.floor(t)&&(e.lastIntegerZoom=Math.floor(t+1),e.lastIntegerZoomTime=Date.now()),e.lastZoom=t},e.prototype._checkLoaded=function(){if(!this._loaded)throw new Error("Style is not done loading")},e.prototype.update=function(t,e){var r=this;if(this._changed){var n=Object.keys(this._updatedLayers),i=Object.keys(this._removedLayers);(n.length||i.length||this._updatedSymbolOrder)&&this._updateWorkerLayers(n,i);for(var o in r._updatedSources){var a=r._updatedSources[o];"reload"===a?r._reloadSource(o):"clear"===a&&r._clearSource(o)}this._applyClasses(t,e),this._resetUpdates(),this.fire("data",{dataType:"style"})}},e.prototype._updateWorkerLayers=function(t,e){var r=this,n=this._updatedSymbolOrder?this._order.filter(function(t){return"symbol"===r._layers[t].type}):null;this.dispatcher.broadcast("updateLayers",{layers:this._serializeLayers(t),removedIds:e,symbolOrder:n})},e.prototype._resetUpdates=function(){this._changed=!1,this._updatedLayers={},this._removedLayers={},this._updatedSymbolOrder=!1,this._updatedSources={},this._updatedPaintProps={},this._updatedAllPaintProps=!1},e.prototype.setState=function(t){var e=this;if(this._checkLoaded(),v.emitErrors(this,v(t)))return!1;t=c.clone(t),t.layers=S(t.layers);var r=z(this.serialize(),t).filter(function(t){return!(t.command in E)});if(0===r.length)return!1;var n=r.filter(function(t){return!(t.command in C)});if(n.length>0)throw new Error("Unimplemented: "+n.map(function(t){return t.command}).join(", ")+".");return r.forEach(function(t){"setTransition"!==t.command&&e[t.command].apply(e,t.args)}),this.stylesheet=t,!0},e.prototype.addImage=function(t,e){if(this.imageManager.getImage(t))return this.fire("error",{error:new Error("An image with this name already exists.")});this.imageManager.addImage(t,e),this.fire("data",{dataType:"style"})},e.prototype.removeImage=function(t){if(!this.imageManager.getImage(t))return this.fire("error",{error:new Error("No image with this name exists.")});this.imageManager.removeImage(t),this.fire("data",{dataType:"style"})},e.prototype.addSource=function(t,e,r){var n=this;if(this._checkLoaded(),void 0!==this.sourceCaches[t])throw new Error("There is already a source with this ID");if(!e.type)throw new Error("The type property must be defined, but the only the following properties were given: "+Object.keys(e).join(", ")+".");if(!(["vector","raster","geojson","video","image","canvas"].indexOf(e.type)>=0&&this._validate(v.source,"sources."+t,e,null,r))){var i=this.sourceCaches[t]=new x(t,e,this.dispatcher);i.style=this,i.setEventedParent(this,function(){return{isSourceLoaded:n.loaded(),source:i.serialize(),sourceId:t}}),i.onAdd(this.map),this._changed=!0}},e.prototype.removeSource=function(t){if(this._checkLoaded(),void 0===this.sourceCaches[t])throw new Error("There is no source with this ID");var e=this.sourceCaches[t];delete this.sourceCaches[t],delete this._updatedSources[t],e.fire("data",{sourceDataType:"metadata",dataType:"source",sourceId:t}),e.setEventedParent(null),e.clearTiles(),e.onRemove&&e.onRemove(this.map),this._changed=!0},e.prototype.getSource=function(t){return this.sourceCaches[t]&&this.sourceCaches[t].getSource()},e.prototype.addLayer=function(t,e,r){this._checkLoaded();var n=t.id;if("object"==typeof t.source&&(this.addSource(n,t.source),t=c.clone(t),t=c.extend(t,{source:n})),!this._validate(v.layer,"layers."+n,t,{arrayIndex:-1},r)){var o=i.create(t);this._validateLayer(o),o.setEventedParent(this,{layer:{id:n}});var a=e?this._order.indexOf(e):this._order.length;if(this._order.splice(a,0,n),this._layers[n]=o,this._removedLayers[n]&&o.source){var s=this._removedLayers[n];delete this._removedLayers[n],s.type!==o.type?this._updatedSources[o.source]="clear":(this._updatedSources[o.source]="reload",this.sourceCaches[o.source].pause())}this._updateLayer(o),"symbol"===o.type&&(this._updatedSymbolOrder=!0),this.updateClasses(n)}},e.prototype.moveLayer=function(t,e){this._checkLoaded(),this._changed=!0;var r=this._layers[t];if(!r)return void this.fire("error",{error:new Error("The layer '"+t+"' does not exist in the map's style and cannot be moved.")});var n=this._order.indexOf(t);this._order.splice(n,1);var i=e?this._order.indexOf(e):this._order.length;this._order.splice(i,0,t),"symbol"===r.type&&(this._updatedSymbolOrder=!0,r.source&&!this._updatedSources[r.source]&&(this._updatedSources[r.source]="reload",this.sourceCaches[r.source].pause()))},e.prototype.removeLayer=function(t){this._checkLoaded();var e=this._layers[t];if(!e)return void this.fire("error",{error:new Error("The layer '"+t+"' does not exist in the map's style and cannot be removed.")});e.setEventedParent(null);var r=this._order.indexOf(t);this._order.splice(r,1),"symbol"===e.type&&(this._updatedSymbolOrder=!0),this._changed=!0,this._removedLayers[t]=e,delete this._layers[t],delete this._updatedLayers[t],delete this._updatedPaintProps[t]},e.prototype.getLayer=function(t){return this._layers[t]},e.prototype.setLayerZoomRange=function(t,e,r){this._checkLoaded();var n=this.getLayer(t);if(!n)return void this.fire("error",{error:new Error("The layer '"+t+"' does not exist in the map's style and cannot have zoom extent.")});n.minzoom===e&&n.maxzoom===r||(null!=e&&(n.minzoom=e),null!=r&&(n.maxzoom=r),this._updateLayer(n))},e.prototype.setFilter=function(t,e){this._checkLoaded();var r=this.getLayer(t);if(!r)return void this.fire("error",{error:new Error("The layer '"+t+"' does not exist in the map's style and cannot be filtered.")});null!==e&&void 0!==e&&this._validate(v.filter,"layers."+r.id+".filter",e)||c.deepEqual(r.filter,e)||(r.filter=c.clone(e),this._updateLayer(r))},e.prototype.getFilter=function(t){return c.clone(this.getLayer(t).filter)},e.prototype.setLayoutProperty=function(t,e,r){this._checkLoaded();var n=this.getLayer(t);if(!n)return void this.fire("error",{error:new Error("The layer '"+t+"' does not exist in the map's style and cannot be styled.")});c.deepEqual(n.getLayoutProperty(e),r)||(n.setLayoutProperty(e,r),this._updateLayer(n))},e.prototype.getLayoutProperty=function(t,e){return this.getLayer(t).getLayoutProperty(e)},e.prototype.setPaintProperty=function(t,e,r,n){this._checkLoaded();var i=this.getLayer(t);if(!i)return void this.fire("error",{error:new Error("The layer '"+t+"' does not exist in the map's style and cannot be styled.")});if(!c.deepEqual(i.getPaintProperty(e,n),r)){var o=i.isPaintValueFeatureConstant(e);i.setPaintProperty(e,r,n),!(r&&w.isFunctionDefinition(r)&&"$zoom"!==r.property&&void 0!==r.property)&&o||this._updateLayer(i),this.updateClasses(t,e)}},e.prototype.getPaintProperty=function(t,e,r){return this.getLayer(t).getPaintProperty(e,r)},e.prototype.getTransition=function(){return c.extend({duration:300,delay:0},this.stylesheet&&this.stylesheet.transition)},e.prototype.updateClasses=function(t,e){if(this._changed=!0,t){var r=this._updatedPaintProps;r[t]||(r[t]={}),r[t][e||"all"]=!0}else this._updatedAllPaintProps=!0},e.prototype.serialize=function(){var t=this;return c.filterObject({version:this.stylesheet.version,name:this.stylesheet.name,metadata:this.stylesheet.metadata,light:this.stylesheet.light,center:this.stylesheet.center,zoom:this.stylesheet.zoom,bearing:this.stylesheet.bearing,pitch:this.stylesheet.pitch,sprite:this.stylesheet.sprite,glyphs:this.stylesheet.glyphs,transition:this.stylesheet.transition,sources:c.mapObject(this.sourceCaches,function(t){return t.serialize()}),layers:this._order.map(function(e){return t._layers[e].serialize()})},function(t){return void 0!==t})},e.prototype._updateLayer=function(t){this._updatedLayers[t.id]=!0,t.source&&!this._updatedSources[t.source]&&(this._updatedSources[t.source]="reload",this.sourceCaches[t.source].pause()),this._changed=!0},e.prototype._flattenRenderedFeatures=function(t){for(var e=this,r=[],n=this._order.length-1;n>=0;n--)for(var i=e._order[n],o=0,a=t;o<a.length;o+=1){var s=a[o],l=s[i];if(l)for(var u=0,c=l;u<c.length;u+=1){var p=c[u];r.push(p)}}return r},e.prototype.queryRenderedFeatures=function(t,e,r,n){var i=this;e&&e.filter&&this._validate(v.filter,"queryRenderedFeatures.filter",e.filter);var o={};if(e&&e.layers){if(!Array.isArray(e.layers))return this.fire("error",{error:"parameters.layers must be an Array."}),[];for(var a=0,s=e.layers;a<s.length;a+=1){var l=s[a],u=i._layers[l];if(!u)return i.fire("error",{error:"The layer '"+l+"' does not exist in the map's style and cannot be queried for features."}),[];o[u.source]=!0}}var c=[];for(var p in i.sourceCaches)if(!e.layers||o[p]){var h=_.rendered(i.sourceCaches[p],i._layers,t,e,r,n);c.push(h)}return this._flattenRenderedFeatures(c)},e.prototype.querySourceFeatures=function(t,e){e&&e.filter&&this._validate(v.filter,"querySourceFeatures.filter",e.filter);var r=this.sourceCaches[t];return r?_.source(r,e):[]},e.prototype.addSourceType=function(t,e,r){return y(t)?r(new Error('A source type called "'+t+'" already exists.')):(g(t,e),e.workerSourceURL?void this.dispatcher.broadcast("loadWorkerSource",{name:t,url:e.workerSourceURL},r):r(null,null))},e.prototype.getLight=function(){return this.light.getLight()},e.prototype.setLight=function(t,e){this._checkLoaded();var r=this.light.getLight(),n=!1;for(var i in t)if(!c.deepEqual(t[i],r[i])){n=!0;break}if(n){var o=this.stylesheet.transition||{};this.light.setLight(t),this.light.updateLightTransitions(e||{transition:!0},o,this.animationLoop)}},e.prototype._validate=function(t,e,r,n,i){return(!i||!1!==i.validate)&&v.emitErrors(this,t.call(v,c.extend({key:e,style:this.serialize(),value:r,styleSpec:b},n)))},e.prototype._remove=function(){var t=this;A.evented.off("pluginAvailable",this._rtlTextPluginCallback);for(var e in t.sourceCaches)t.sourceCaches[e].clearTiles();this.dispatcher.remove()},e.prototype._clearSource=function(t){this.sourceCaches[t].clearTiles()},e.prototype._reloadSource=function(t){this.sourceCaches[t].resume(),this.sourceCaches[t].reload()},e.prototype._updateSources=function(t){var e=this;for(var r in e.sourceCaches)e.sourceCaches[r].update(t)},e.prototype._redoPlacement=function(){var t=this;for(var e in t.sourceCaches)t.sourceCaches[e].redoPlacement()},e.prototype.getImages=function(t,e,r){this.imageManager.getImages(e.icons,r)},e.prototype.getGlyphs=function(t,e,r){this.glyphManager.getGlyphs(e.stacks,r)},e}(n);e.exports=k},{"../render/glyph_manager":75,"../render/image_manager":77,"../render/line_atlas":78,"../source/query_features":94,"../source/rtl_text_plugin":96,"../source/source":97,"../source/source_cache":98,"../style-spec/deref":107,"../style-spec/diff":108,"../style-spec/function":112,"../style-spec/reference/latest":123,"../util/ajax":201,"../util/browser":202,"../util/dispatcher":208,"../util/evented":210,"../util/global_worker_pool":212,"../util/mapbox":217,"../util/util":223,"./animation_loop":150,"./light":151,"./load_sprite":153,"./style_layer":158,"./validate_style":166}],157:[function(t,e,r){"use strict";var n=t("../style-spec/function"),i=t("../util/util"),o=function(t,e){var r=this;if(this.value=i.clone(e),this.isFunction=n.isFunctionDefinition(e),this.json=JSON.stringify(this.value),this.minimum=t.minimum,this.function=n(this.value,t),this.isFeatureConstant=this.function.isFeatureConstant,this.isZoomConstant=this.function.isZoomConstant,this.isFeatureConstant||this.isZoomConstant){if(!this.isZoomConstant){this.stopZoomLevels=[];for(var o=0,a=r.value.stops;o<a.length;o+=1){var s=a[o];r.stopZoomLevels.indexOf(s[0])<0&&r.stopZoomLevels.push(s[0])}}}else{this.stopZoomLevels=[];for(var l=[],u=0,c=r.value.stops;u<c.length;u+=1){var p=c[u],h=p[0].zoom;r.stopZoomLevels.indexOf(h)<0&&(r.stopZoomLevels.push(h),l.push([h,l.length]))}this._functionInterpolationT=n({type:"exponential",stops:l,base:e.base},{type:"number"})}};o.prototype.calculate=function(t,e){var r=this.function(t&&t.zoom,e||{});return void 0!==this.minimum&&r<this.minimum?this.minimum:r},o.prototype.calculateInterpolationT=function(t){return this.isFeatureConstant||this.isZoomConstant?0:this._functionInterpolationT(t&&t.zoom,{})},e.exports=o},{"../style-spec/function":112,"../util/util":223}],158:[function(t,e,r){"use strict";function n(t){return t.value}var i=t("../util/util"),o=t("./style_transition"),a=t("./style_declaration"),s=t("../style-spec/reference/latest"),l=t("./validate_style"),u=t("./../style-spec/util/parse_color"),c=t("../util/evented"),p=function(t){function e(e){var r=this;t.call(this),this.id=e.id,this.metadata=e.metadata,this.type=e.type,this.minzoom=e.minzoom,this.maxzoom=e.maxzoom,"background"!==e.type&&(this.source=e.source,this.sourceLayer=e["source-layer"],this.filter=e.filter),this.paint={},this.layout={},this._paintSpecifications=s["paint_"+this.type],this._layoutSpecifications=s["layout_"+this.type],this._paintTransitions={},this._paintTransitionOptions={},this._paintDeclarations={},this._layoutDeclarations={},this._layoutFunctions={};var n,i,o={validate:!1};for(var a in e){var l=a.match(/^paint(?:\.(.*))?$/);if(l){var u=l[1]||"";for(n in e[a])r.setPaintProperty(n,e[a][n],u,o)}}for(i in e.layout)r.setLayoutProperty(i,e.layout[i],o);for(n in r._paintSpecifications)r.paint[n]=r.getPaintValue(n);for(i in r._layoutSpecifications)r._updateLayoutValue(i)}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype.setLayoutProperty=function(t,e,r){if(null==e)delete this._layoutDeclarations[t];else{var n="layers."+this.id+".layout."+t;if(this._validate(l.layoutProperty,n,t,e,r))return;this._layoutDeclarations[t]=new a(this._layoutSpecifications[t],e)}this._updateLayoutValue(t)},e.prototype.getLayoutProperty=function(t){return this._layoutDeclarations[t]&&this._layoutDeclarations[t].value},e.prototype.getLayoutValue=function(t,e,r){var n=this._layoutSpecifications[t],i=this._layoutDeclarations[t];return i?i.calculate(e,r):n.default},e.prototype.setPaintProperty=function(t,e,r,n){var o="layers."+this.id+(r?'["paint.'+r+'"].':".paint.")+t;if(i.endsWith(t,"-transition"))if(this._paintTransitionOptions[r||""]||(this._paintTransitionOptions[r||""]={}),null===e||void 0===e)delete this._paintTransitionOptions[r||""][t];else{if(this._validate(l.paintProperty,o,t,e,n))return;this._paintTransitionOptions[r||""][t]=e}else if(this._paintDeclarations[r||""]||(this._paintDeclarations[r||""]={}),null===e||void 0===e)delete this._paintDeclarations[r||""][t];else{if(this._validate(l.paintProperty,o,t,e,n))return;this._paintDeclarations[r||""][t]=new a(this._paintSpecifications[t],e)}},e.prototype.getPaintProperty=function(t,e){return e=e||"",i.endsWith(t,"-transition")?this._paintTransitionOptions[e]&&this._paintTransitionOptions[e][t]:this._paintDeclarations[e]&&this._paintDeclarations[e][t]&&this._paintDeclarations[e][t].value},e.prototype.getPaintValue=function(t,e,r){var n=this._paintSpecifications[t],i=this._paintTransitions[t];return i?i.calculate(e,r):"color"===n.type&&n.default?u(n.default):n.default},e.prototype.getPaintValueStopZoomLevels=function(t){var e=this._paintTransitions[t];return e?e.declaration.stopZoomLevels:[]},e.prototype.getLayoutValueStopZoomLevels=function(t){var e=this._layoutDeclarations[t];return e?e.stopZoomLevels:[]},e.prototype.getPaintInterpolationT=function(t,e){return this._paintTransitions[t].declaration.calculateInterpolationT(e)},e.prototype.getLayoutInterpolationT=function(t,e){return this._layoutDeclarations[t].calculateInterpolationT(e)},e.prototype.isPaintValueFeatureConstant=function(t){var e=this._paintTransitions[t];return!e||e.declaration.isFeatureConstant},e.prototype.isLayoutValueFeatureConstant=function(t){var e=this._layoutDeclarations[t];return!e||e.isFeatureConstant},e.prototype.isPaintValueZoomConstant=function(t){var e=this._paintTransitions[t];return!e||e.declaration.isZoomConstant},e.prototype.isLayoutValueZoomConstant=function(t){var e=this._layoutDeclarations[t];return!e||e.isZoomConstant},e.prototype.isHidden=function(t){return!!(this.minzoom&&t<this.minzoom)||!!(this.maxzoom&&t>=this.maxzoom)||"none"===this.layout.visibility},e.prototype.updatePaintTransitions=function(t,e,r,n,o){for(var a=this,s=i.extend({},this._paintDeclarations[""]),l=0;l<t.length;l++)i.extend(s,a._paintDeclarations[t[l]]);var u;for(u in s)a._applyPaintDeclaration(u,s[u],e,r,n,o);for(u in a._paintTransitions)u in s||a._applyPaintDeclaration(u,null,e,r,n,o)},e.prototype.updatePaintTransition=function(t,e,r,n,i,o){for(var a=this,s=this._paintDeclarations[""][t],l=0;l<e.length;l++){var u=a._paintDeclarations[e[l]];u&&u[t]&&(s=u[t])}this._applyPaintDeclaration(t,s,r,n,i,o)},e.prototype.recalculate=function(t){var e=this;for(var r in e._paintTransitions)e.paint[r]=e.getPaintValue(r,{zoom:t});for(var n in e._layoutFunctions)e.layout[n]=e.getLayoutValue(n,{zoom:t})},e.prototype.serialize=function(){var t=this,e={id:this.id,type:this.type,source:this.source,"source-layer":this.sourceLayer,metadata:this.metadata,minzoom:this.minzoom,maxzoom:this.maxzoom,filter:this.filter,layout:i.mapObject(this._layoutDeclarations,n)};for(var r in t._paintDeclarations)e[""===r?"paint":"paint."+r]=i.mapObject(t._paintDeclarations[r],n);return i.filterObject(e,function(t,e){return void 0!==t&&!("layout"===e&&!Object.keys(t).length)})},e.prototype._applyPaintDeclaration=function(t,e,r,n,s,l){var u=r.transition?this._paintTransitions[t]:void 0,c=this._paintSpecifications[t];if(null!==e&&void 0!==e||(e=new a(c,c.default)),!u||u.declaration.json!==e.json){var p=i.extend({duration:300,delay:0},n,this.getPaintProperty(t+"-transition")),h=this._paintTransitions[t]=new o(c,e,u,p,l);h.instant()||(h.loopID=s.set(h.endTime-Date.now())),u&&s.cancel(u.loopID)}},e.prototype._updateLayoutValue=function(t){var e=this._layoutDeclarations[t];e&&e.isFunction?this._layoutFunctions[t]=!0:(delete this._layoutFunctions[t],this.layout[t]=this.getLayoutValue(t))},e.prototype._validate=function(t,e,r,n,i){return(!i||!1!==i.validate)&&l.emitErrors(this,t.call(l,{key:e,layerType:this.type,objectKey:r,value:n,styleSpec:s,style:{glyphs:!0,sprite:!0}}))},e.prototype.has3DPass=function(){return!1},e}(c);e.exports=p;var h={circle:t("./style_layer/circle_style_layer"),fill:t("./style_layer/fill_style_layer"),"fill-extrusion":t("./style_layer/fill_extrusion_style_layer"),line:t("./style_layer/line_style_layer"),symbol:t("./style_layer/symbol_style_layer"),background:p,raster:p};p.create=function(t){return new h[t.type](t)}},{"../style-spec/reference/latest":123,"../util/evented":210,"../util/util":223,"./../style-spec/util/parse_color":128,"./style_declaration":157,"./style_layer/circle_style_layer":159,"./style_layer/fill_extrusion_style_layer":160,"./style_layer/fill_style_layer":161,"./style_layer/line_style_layer":162,"./style_layer/symbol_style_layer":163,"./style_transition":165,"./validate_style":166}],159:[function(t,e,r){"use strict";var n=t("../style_layer"),i=t("../../data/bucket/circle_bucket"),o=t("../../util/intersection_tests"),a=o.multiPolygonIntersectsBufferedMultiPoint,s=t("../query_utils"),l=s.getMaximumPaintValue,u=s.translateDistance,c=s.translate,p=function(t){function e(){t.apply(this,arguments)}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype.createBucket=function(t){return new i(t)},e.prototype.queryRadius=function(t){return l("circle-radius",this,t)+u(this.paint["circle-translate"])},e.prototype.queryIntersectsFeature=function(t,e,r,n,i,o){var s=c(t,this.getPaintValue("circle-translate",{zoom:n},e.properties),this.getPaintValue("circle-translate-anchor",{zoom:n},e.properties),i,o),l=this.getPaintValue("circle-radius",{zoom:n},e.properties)*o;return a(s,r,l)},e}(n);e.exports=p},{"../../data/bucket/circle_bucket":43,"../../util/intersection_tests":214,"../query_utils":155,"../style_layer":158}],160:[function(t,e,r){"use strict";var n=t("../style_layer"),i=t("../../data/bucket/fill_extrusion_bucket"),o=t("../../util/intersection_tests"),a=o.multiPolygonIntersectsMultiPolygon,s=t("../query_utils"),l=s.translateDistance,u=s.translate,c=function(t){function e(){t.apply(this,arguments)}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype.getPaintValue=function(e,r,n){var i=t.prototype.getPaintValue.call(this,e,r,n);return"fill-extrusion-color"===e&&i&&(i[3]=1),i},e.prototype.createBucket=function(t){return new i(t)},e.prototype.queryRadius=function(){return l(this.paint["fill-extrusion-translate"])},e.prototype.queryIntersectsFeature=function(t,e,r,n,i,o){var s=u(t,this.getPaintValue("fill-extrusion-translate",{zoom:n},e.properties),this.getPaintValue("fill-extrusion-translate-anchor",{zoom:n},e.properties),i,o);return a(s,r)},e.prototype.has3DPass=function(){return 0!==this.paint["fill-extrusion-opacity"]&&"none"!==this.layout.visibility},e}(n);e.exports=c},{"../../data/bucket/fill_extrusion_bucket":45,"../../util/intersection_tests":214,"../query_utils":155,"../style_layer":158}],161:[function(t,e,r){"use strict";var n=t("../style_layer"),i=t("../../data/bucket/fill_bucket"),o=t("../../util/intersection_tests"),a=o.multiPolygonIntersectsMultiPolygon,s=t("../query_utils"),l=s.translateDistance,u=s.translate,c=function(t){function e(){t.apply(this,arguments)}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype.getPaintValue=function(e,r,n){var i=this;if("fill-outline-color"===e){if(void 0===this.getPaintProperty("fill-outline-color"))return t.prototype.getPaintValue.call(this,"fill-color",r,n);for(var o=this._paintTransitions["fill-outline-color"];o;){if(!(o&&o.declaration&&o.declaration.value))return t.prototype.getPaintValue.call(i,"fill-color",r,n);o=o.oldTransition}}return t.prototype.getPaintValue.call(this,e,r,n)},e.prototype.getPaintValueStopZoomLevels=function(e){return"fill-outline-color"===e&&void 0===this.getPaintProperty("fill-outline-color")?t.prototype.getPaintValueStopZoomLevels.call(this,"fill-color"):t.prototype.getPaintValueStopZoomLevels.call(this,e)},e.prototype.getPaintInterpolationT=function(e,r){return"fill-outline-color"===e&&void 0===this.getPaintProperty("fill-outline-color")?t.prototype.getPaintInterpolationT.call(this,"fill-color",r):t.prototype.getPaintInterpolationT.call(this,e,r)},e.prototype.isPaintValueFeatureConstant=function(e){return"fill-outline-color"===e&&void 0===this.getPaintProperty("fill-outline-color")?t.prototype.isPaintValueFeatureConstant.call(this,"fill-color"):t.prototype.isPaintValueFeatureConstant.call(this,e)},e.prototype.isPaintValueZoomConstant=function(e){return"fill-outline-color"===e&&void 0===this.getPaintProperty("fill-outline-color")?t.prototype.isPaintValueZoomConstant.call(this,"fill-color"):t.prototype.isPaintValueZoomConstant.call(this,e)},e.prototype.createBucket=function(t){return new i(t)},e.prototype.queryRadius=function(){return l(this.paint["fill-translate"])},e.prototype.queryIntersectsFeature=function(t,e,r,n,i,o){var s=u(t,this.getPaintValue("fill-translate",{zoom:n},e.properties),this.getPaintValue("fill-translate-anchor",{zoom:n},e.properties),i,o);return a(s,r)},e}(n);e.exports=c},{"../../data/bucket/fill_bucket":44,"../../util/intersection_tests":214,"../query_utils":155,"../style_layer":158}],162:[function(t,e,r){"use strict";function n(t,e){return e>0?e+2*t:t}function i(t,e){for(var r=[],n=new o(0,0),i=0;i<t.length;i++){for(var a=t[i],s=[],l=0;l<a.length;l++){var u=a[l-1],c=a[l],p=a[l+1],h=0===l?n:c.sub(u)._unit()._perp(),f=l===a.length-1?n:p.sub(c)._unit()._perp(),d=h._add(f)._unit(),m=d.x*f.x+d.y*f.y;d._mult(1/m),s.push(d._mult(e)._add(c))}r.push(s)}return r}var o=t("@mapbox/point-geometry"),a=t("../style_layer"),s=t("../../data/bucket/line_bucket"),l=t("../../util/intersection_tests"),u=l.multiPolygonIntersectsBufferedMultiLine,c=t("../query_utils"),p=c.getMaximumPaintValue,h=c.translateDistance,f=c.translate,d=function(t){function e(){t.apply(this,arguments)}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype.createBucket=function(t){return new s(t)},e.prototype.queryRadius=function(t){var e=t,r=n(p("line-width",this,e),p("line-gap-width",this,e)),i=p("line-offset",this,e);return r/2+Math.abs(i)+h(this.paint["line-translate"])},e.prototype.queryIntersectsFeature=function(t,e,r,o,a,s){var l=f(t,this.getPaintValue("line-translate",{zoom:o},e.properties),this.getPaintValue("line-translate-anchor",{zoom:o},e.properties),a,s),c=s/2*n(this.getPaintValue("line-width",{zoom:o},e.properties),this.getPaintValue("line-gap-width",{zoom:o},e.properties)),p=this.getPaintValue("line-offset",{zoom:o},e.properties);return p&&(r=i(r,p*s)),u(l,r,c)},e}(a);e.exports=d},{"../../data/bucket/line_bucket":46,"../../util/intersection_tests":214,"../query_utils":155,"../style_layer":158,"@mapbox/point-geometry":2}],163:[function(t,e,r){"use strict";var n=t("../style_layer"),i=t("../../data/bucket/symbol_bucket"),o=function(t){function e(){t.apply(this,arguments)}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype.getLayoutValue=function(e,r,n){var i=t.prototype.getLayoutValue.call(this,e,r,n);if("auto"!==i)return i;switch(e){case"text-rotation-alignment":case"icon-rotation-alignment":return"line"===this.getLayoutValue("symbol-placement",r,n)?"map":"viewport";case"text-pitch-alignment":return this.getLayoutValue("text-rotation-alignment",r,n);case"icon-pitch-alignment":return this.getLayoutValue("icon-rotation-alignment",r,n);default:return i}},e.prototype.createBucket=function(t){return new i(t)},e.prototype.queryRadius=function(){return 0},e.prototype.queryIntersectsFeature=function(){return!1},e}(n);e.exports=o},{"../../data/bucket/symbol_bucket":47,"../style_layer":158}],164:[function(t,e,r){"use strict";var n=t("./style_layer"),i=t("../util/util"),o=t("../style-spec/feature_filter"),a=t("../style-spec/group_by_layout"),s=function(t){t&&this.replace(t)};s.prototype.replace=function(t){var e=this;this.symbolOrder=[];for(var r=0,n=t;r<n.length;r+=1){var i=n[r];"symbol"===i.type&&e.symbolOrder.push(i.id)}this._layerConfigs={},this._layers={},this.update(t,[])},s.prototype.update=function(t,e,r){for(var s=this,l=0,u=t;l<u.length;l+=1){var c=u[l];s._layerConfigs[c.id]=c;var p=s._layers[c.id]=n.create(c);p.updatePaintTransitions({},{transition:!1}),p.filter=o(p.filter)}for(var h=0,f=e;h<f.length;h+=1){var d=f[h];delete s._layerConfigs[d],delete s._layers[d]}r&&(this.symbolOrder=r),this.familiesBySource={};for(var m=a(i.values(this._layerConfigs)),v=0,y=m;v<y.length;v+=1){var g=y[v],_=g.map(function(t){return s._layers[t.id]}),x=_[0];if(!x.layout||"none"!==x.layout.visibility){var b=x.source||"",w=s.familiesBySource[b];w||(w=s.familiesBySource[b]={});var T=x.sourceLayer||"_geojsonTileLayer",S=w[T];S||(S=w[T]=[]),S.push(_)}}},e.exports=s},{"../style-spec/feature_filter":110,"../style-spec/group_by_layout":113,"../util/util":223,"./style_layer":158}],165:[function(t,e,r){"use strict";function n(t,e,r){if(void 0!==t&&void 0!==e)return{from:t.to,fromScale:t.toScale,to:e.to,toScale:e.toScale,t:r}}var i=t("../util/util"),o=t("../style-spec/util/interpolate"),a={lastIntegerZoom:0,lastIntegerZoomTime:0,lastZoom:0},s=function(t,e,r,i,s){this.declaration=e,this.startTime=this.endTime=(new Date).getTime(),this.oldTransition=r,this.duration=i.duration||0,this.delay=i.delay||0,this.zoomTransitioned="piecewise-constant"===t.function&&t.transition,this.interp=this.zoomTransitioned?n:o[t.type],this.zoomHistory=s||a,this.instant()||(this.endTime=this.startTime+this.duration+this.delay),r&&r.endTime<=this.startTime&&delete r.oldTransition};s.prototype.instant=function(){return!this.oldTransition||!this.interp||0===this.duration&&0===this.delay},s.prototype.calculate=function(t,e,r){var n=this._calculateTargetValue(t,e);if(this.instant())return n;if((r=r||Date.now())>=this.endTime)return n;var o=this.oldTransition.calculate(t,e,this.startTime),a=i.easeCubicInOut((r-this.startTime-this.delay)/this.duration);return this.interp(o,n,a)},s.prototype._calculateTargetValue=function(t,e){if(!this.zoomTransitioned)return this.declaration.calculate(t,e);var r=t.zoom,n=this.zoomHistory.lastIntegerZoom,i=r>n?2:.5,a=this.declaration.calculate({zoom:r>n?r-1:r+1},e),s=this.declaration.calculate({zoom:r},e),l=Math.min((Date.now()-this.zoomHistory.lastIntegerZoomTime)/this.duration,1),u=Math.abs(r-n),c=o(l,1,u);return void 0!==a&&void 0!==s?{from:a,fromScale:i,to:s,toScale:1,t:c}:void 0},e.exports=s},{"../style-spec/util/interpolate":127,"../util/util":223}],166:[function(t,e,r){"use strict";e.exports=t("../style-spec/validate_style.min"),e.exports.emitErrors=function(t,e){if(e&&e.length){for(var r=0,n=e;r<n.length;r+=1){var i=n[r],o=i.message;t.fire("error",{error:new Error(o)})}return!0}return!1}},{"../style-spec/validate_style.min":149}],167:[function(t,e,r){"use strict";var n=t("@mapbox/point-geometry"),i=function(t){function e(e,r,n,i){t.call(this,e,r),this.angle=n,void 0!==i&&(this.segment=i)}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype.clone=function(){return new e(this.x,this.y,this.angle,this.segment)},e}(n);e.exports=i},{"@mapbox/point-geometry":2}],168:[function(t,e,r){"use strict";function n(t,e,r,n,i){if(void 0===e.segment)return!0;for(var o=e,a=e.segment+1,s=0;s>-r/2;){if(--a<0)return!1;s-=t[a].dist(o),o=t[a]}s+=t[a].dist(t[a+1]),a++;for(var l=[],u=0;s<r/2;){var c=t[a-1],p=t[a],h=t[a+1];if(!h)return!1;var f=c.angleTo(p)-p.angleTo(h);for(f=Math.abs((f+3*Math.PI)%(2*Math.PI)-Math.PI),l.push({distance:s,angleDelta:f}),u+=f;s-l[0].distance>n;)u-=l.shift().angleDelta;if(u>i)return!1;a++,s+=p.dist(h)}return!0}e.exports=n},{}],169:[function(t,e,r){"use strict";function n(t,e,r,n,o){for(var a=[],s=0;s<t.length;s++)for(var l=t[s],u=void 0,c=0;c<l.length-1;c++){var p=l[c],h=l[c+1];p.x<e&&h.x<e||(p.x<e?p=new i(e,p.y+(h.y-p.y)*((e-p.x)/(h.x-p.x)))._round():h.x<e&&(h=new i(e,p.y+(h.y-p.y)*((e-p.x)/(h.x-p.x)))._round()),p.y<r&&h.y<r||(p.y<r?p=new i(p.x+(h.x-p.x)*((r-p.y)/(h.y-p.y)),r)._round():h.y<r&&(h=new i(p.x+(h.x-p.x)*((r-p.y)/(h.y-p.y)),r)._round()),p.x>=n&&h.x>=n||(p.x>=n?p=new i(n,p.y+(h.y-p.y)*((n-p.x)/(h.x-p.x)))._round():h.x>=n&&(h=new i(n,p.y+(h.y-p.y)*((n-p.x)/(h.x-p.x)))._round()),p.y>=o&&h.y>=o||(p.y>=o?p=new i(p.x+(h.x-p.x)*((o-p.y)/(h.y-p.y)),o)._round():h.y>=o&&(h=new i(p.x+(h.x-p.x)*((o-p.y)/(h.y-p.y)),o)._round()),u&&p.equals(u[u.length-1])||(u=[p],a.push(u)),u.push(h)))))}return a}var i=t("@mapbox/point-geometry");e.exports=n},{"@mapbox/point-geometry":2}],170:[function(t,e,r){"use strict";var n=t("../util/struct_array"),i=t("@mapbox/point-geometry"),o=n({members:[{type:"Int16",name:"anchorPointX"},{type:"Int16",name:"anchorPointY"},{type:"Int16",name:"offsetX"},{type:"Int16",name:"offsetY"},{type:"Int16",name:"x1"},{type:"Int16",name:"y1"},{type:"Int16",name:"x2"},{type:"Int16",name:"y2"},{type:"Float32",name:"unadjustedMaxScale"},{type:"Float32",name:"maxScale"},{type:"Uint32",name:"featureIndex"},{type:"Uint16",name:"sourceLayerIndex"},{type:"Uint16",name:"bucketIndex"},{type:"Int16",name:"bbox0"},{type:"Int16",name:"bbox1"},{type:"Int16",name:"bbox2"},{type:"Int16",name:"bbox3"},{type:"Float32",name:"placementScale"}]});Object.defineProperty(o.prototype.StructType.prototype,"anchorPoint",{get:function(){return new i(this.anchorPointX,this.anchorPointY)}}),e.exports=o},{"../util/struct_array":220,"@mapbox/point-geometry":2}],171:[function(t,e,r){"use strict";var n=function(t,e,r,n,i,o,a,s,l,u,c){var p=a.top*s-l,h=a.bottom*s+l,f=a.left*s-l,d=a.right*s+l;if(this.boxStartIndex=t.length,u){var m=h-p,v=d-f;if(m>0)if(m=Math.max(10*s,m),c){var y=e[r.segment+1].sub(e[r.segment])._unit()._mult(v),g=[r.sub(y),r.add(y)];this._addLineCollisionBoxes(t,g,r,0,v,m,n,i,o)}else this._addLineCollisionBoxes(t,e,r,r.segment,v,m,n,i,o)}else t.emplaceBack(r.x,r.y,0,0,f,p,d,h,1/0,1/0,n,i,o,0,0,0,0,0);this.boxEndIndex=t.length};n.prototype._addLineCollisionBoxes=function(t,e,r,n,i,o,a,s,l){var u=o/2,c=Math.floor(i/u),p=Math.floor(c/2),h=-o/2,f=r,d=n+1,m=h,v=-i/2,y=v-i/8;do{if(--d<0){if(m>v)return;d=0;break}m-=e[d].dist(f),f=e[d]}while(m>y);for(var g=e[d].dist(e[d+1]),_=-p;_<c+p;_++){var x=_*u,b=v+x;if(x<0&&(b+=x),x>i&&(b+=x-i),!(b<m)){for(;m+g<b;){if(m+=g,++d+1>=e.length)return;g=e[d].dist(e[d+1])}var w=b-m,T=e[d],S=e[d+1],z=S.sub(T)._unit()._mult(w)._add(T)._round(),A=Math.max(Math.abs(b-h)-u/2,0),C=i/2/A;(_<0||_>=c)&&(C=Math.min(C,.99)),t.emplaceBack(z.x,z.y,z.x-r.x,z.y-r.y,-o/2,-o/2,o/2,o/2,C,C,a,s,l,0,0,0,0,0)}}},e.exports=n},{}],172:[function(t,e,r){"use strict";var n=t("@mapbox/point-geometry"),i=t("../data/extent"),o=t("grid-index"),a=t("../util/intersection_tests"),s=function(t,e,r,n,a,s,l){void 0===s&&(s=new o(i,12,6)),void 0===l&&(l=new o(i,12,0)),this.angle=t,this.pitch=e,this.cameraToCenterDistance=r,this.cameraToTileDistance=n,this.grid=s,this.ignoredGrid=l,this.perspectiveRatio=1+.5*(n/r-1),this.minScale=.5/this.perspectiveRatio,this.maxScale=2/this.perspectiveRatio;var u=Math.sin(this.angle),c=Math.cos(this.angle);this.rotationMatrix=[c,-u,u,c],this.reverseRotationMatrix=[c,u,-u,c],this.yStretch=Math.max(1,n/(r*Math.cos(e/180*Math.PI))),this.collisionBoxArray=a,0===a.length&&(a.emplaceBack(),a.emplaceBack(0,0,0,0,0,-i,0,i,1/0,1/0,0,0,0,0,0,0,0,0,0),a.emplaceBack(i,0,0,0,0,-i,0,i,1/0,1/0,0,0,0,0,0,0,0,0,0),a.emplaceBack(0,0,0,0,-i,0,i,0,1/0,1/0,0,0,0,0,0,0,0,0,0),a.emplaceBack(0,i,0,0,-i,0,i,0,1/0,1/0,0,0,0,0,0,0,0,0,0)),this.tempCollisionBox=a.get(0),this.edges=[a.get(1),a.get(2),a.get(3),a.get(4)]};s.deserialize=function(t,e){return new s(t.angle,t.pitch,t.cameraToCenterDistance,t.cameraToTileDistance,e,new o(t.grid),new o(t.ignoredGrid))},s.prototype.serialize=function(t){var e=this.grid.toArrayBuffer(),r=this.ignoredGrid.toArrayBuffer();return t&&(t.push(e),t.push(r)),{angle:this.angle,pitch:this.pitch,cameraToCenterDistance:this.cameraToCenterDistance,cameraToTileDistance:this.cameraToTileDistance,grid:e,ignoredGrid:r}},s.prototype.placeCollisionFeature=function(t,e,r){for(var i=this,o=this.collisionBoxArray,a=this.minScale,s=this.rotationMatrix,l=this.yStretch,u=t.boxStartIndex;u<t.boxEndIndex;u++){var c=o.get(u),p=c.anchorPoint._matMult(s),h=p.x,f=p.y,d=h+c.x1*i.perspectiveRatio,m=f+c.y1*l*i.perspectiveRatio,v=h+c.x2*i.perspectiveRatio,y=f+c.y2*l*i.perspectiveRatio;c.bbox0=d,c.bbox1=m,c.bbox2=v,c.bbox3=y;var g=new n(c.offsetX,c.offsetY)._matMult(s),_=g.x*g.x,x=g.y*g.y,b=x*l*l,w=Math.sqrt((_+b)/(_+x))||1;if(c.maxScale=c.unadjustedMaxScale*w,!e)for(var T=i.grid.query(d,m,v,y),S=0;S<T.length;S++){var z=o.get(T[S]),A=z.anchorPoint._matMult(s);if((a=i.getPlacementScale(a,p,c,A,z))>=i.maxScale)return a}if(r){var C=void 0;if(i.angle){var E=i.reverseRotationMatrix,k=new n(c.x1,c.y1).matMult(E),M=new n(c.x2,c.y1).matMult(E),L=new n(c.x1,c.y2).matMult(E),I=new n(c.x2,c.y2).matMult(E);C=i.tempCollisionBox,C.anchorPointX=c.anchorPoint.x,C.anchorPointY=c.anchorPoint.y,C.x1=Math.min(k.x,M.x,L.x,I.x),C.y1=Math.min(k.y,M.x,L.x,I.x),C.x2=Math.max(k.x,M.x,L.x,I.x),C.y2=Math.max(k.y,M.x,L.x,I.x),C.maxScale=c.maxScale}else C=c;for(var P=0;P<this.edges.length;P++){var R=i.edges[P];if((a=i.getPlacementScale(a,c.anchorPoint,C,R.anchorPoint,R))>=i.maxScale)return a}}}return a},s.prototype.queryRenderedSymbols=function(t,e){var r={},i=[];if(0===t.length||0===this.grid.keys.length&&0===this.ignoredGrid.keys.length)return i;for(var o=this.collisionBoxArray,s=this.rotationMatrix,l=this.yStretch,u=[],c=1/0,p=1/0,h=-1/0,f=-1/0,d=0;d<t.length;d++)for(var m=t[d],v=0;v<m.length;v++){var y=m[v].matMult(s);c=Math.min(c,y.x),p=Math.min(p,y.y),h=Math.max(h,y.x),f=Math.max(f,y.y),u.push(y)}for(var g=this.grid.query(c,p,h,f),_=this.ignoredGrid.query(c,p,h,f),x=0;x<_.length;x++)g.push(_[x]);for(var b=e/this.perspectiveRatio,w=Math.pow(2,Math.ceil(Math.log(b)/Math.LN2*10)/10),T=0;T<g.length;T++){var S=o.get(g[T]),z=S.sourceLayerIndex,A=S.featureIndex;if(void 0===r[z]&&(r[z]={}),!r[z][A]&&!(w<S.placementScale||w>S.maxScale)){var C=S.anchorPoint.matMult(s),E=C.x+S.x1/b,k=C.y+S.y1/b*l,M=C.x+S.x2/b,L=C.y+S.y2/b*l,I=[new n(E,k),new n(M,k),new n(M,L),new n(E,L)];a.polygonIntersectsPolygon(u,I)&&(r[z][A]=!0,i.push(g[T]))}}return i},s.prototype.getPlacementScale=function(t,e,r,n,i){var o=e.x-n.x,a=e.y-n.y,s=(i.x1-r.x2)/o,l=(i.x2-r.x1)/o,u=(i.y1-r.y2)*this.yStretch/a,c=(i.y2-r.y1)*this.yStretch/a;(isNaN(s)||isNaN(l))&&(s=l=1),(isNaN(u)||isNaN(c))&&(u=c=1);var p=Math.min(Math.max(s,l),Math.max(u,c)),h=i.maxScale,f=r.maxScale;return p>h&&(p=h),p>f&&(p=f),p>t&&p>=i.placementScale&&(t=p),t},s.prototype.insertCollisionFeature=function(t,e,r){for(var n=this,i=r?this.ignoredGrid:this.grid,o=this.collisionBoxArray,a=t.boxStartIndex;a<t.boxEndIndex;a++){var s=o.get(a);s.placementScale=e,e<n.maxScale&&(1===n.perspectiveRatio||s.maxScale>=1)&&i.insert(a,s.bbox0,s.bbox1,s.bbox2,s.bbox3)}},e.exports=s},{"../data/extent":48,"../util/intersection_tests":214,"@mapbox/point-geometry":2,"grid-index":22}],173:[function(t,e,r){"use strict";function n(t,e,r,n,o,a,s,l,u){var c=n?.6*a*s:0,p=Math.max(n?n.right-n.left:0,o?o.right-o.left:0),h=0===t[0].x||t[0].x===u||0===t[0].y||t[0].y===u;e-p*s<e/4&&(e=p*s+e/4);var f=2*a;return i(t,h?e/2*l%e:(p/2+f)*s*l%e,e,c,r,p*s,h,!1,u)}function i(t,e,r,n,l,u,c,p,h){for(var f=u/2,d=0,m=0;m<t.length-1;m++)d+=t[m].dist(t[m+1]);for(var v=0,y=e-r,g=[],_=0;_<t.length-1;_++){for(var x=t[_],b=t[_+1],w=x.dist(b),T=b.angleTo(x);y+r<v+w;){y+=r;var S=(y-v)/w,z=o(x.x,b.x,S),A=o(x.y,b.y,S);if(z>=0&&z<h&&A>=0&&A<h&&y-f>=0&&y+f<=d){var C=new a(z,A,T,_);C._round(),n&&!s(t,C,u,n,l)||g.push(C)}}v+=w}return p||g.length||c||(g=i(t,v/2,r,n,l,u,c,!0,h)),g}var o=t("../style-spec/util/interpolate"),a=t("../symbol/anchor"),s=t("./check_max_angle");e.exports=n},{"../style-spec/util/interpolate":127,"../symbol/anchor":167,"./check_max_angle":168}],174:[function(t,e,r){"use strict";e.exports=function(t){function e(e){s.push(t[e]),l++}function r(t,e,r){var n=a[t];return delete a[t],a[e]=n,s[n].geometry[0].pop(),s[n].geometry[0]=s[n].geometry[0].concat(r[0]),n}function n(t,e,r){var n=o[e];return delete o[e],o[t]=n,s[n].geometry[0].shift(),s[n].geometry[0]=r[0].concat(s[n].geometry[0]),n}function i(t,e,r){var n=r?e[0][e[0].length-1]:e[0][0];return t+":"+n.x+":"+n.y}for(var o={},a={},s=[],l=0,u=0;u<t.length;u++){var c=t[u],p=c.geometry,h=c.text;if(h){var f=i(h,p),d=i(h,p,!0);if(f in a&&d in o&&a[f]!==o[d]){var m=n(f,d,p),v=r(f,d,s[m].geometry);delete o[f],delete a[d],a[i(h,s[v].geometry,!0)]=v,s[m].geometry=null}else f in a?r(f,d,p):d in o?n(f,d,p):(e(u),o[f]=l-1,a[d]=l-1)}else e(u)}return s.filter(function(t){return t.geometry})}},{}],175:[function(t,e,r){"use strict";function n(t,e,r,n,i){var o=d.identity(new Float32Array(16));return e?(d.identity(o),d.scale(o,o,[1/i,1/i,1]),r||d.rotateZ(o,o,n.angle)):(d.scale(o,o,[n.width/2,-n.height/2,1]),d.translate(o,o,[1,-1,0]),d.multiply(o,o,t)),o}function i(t,e,r,n,i){var o=d.identity(new Float32Array(16));return e?(d.multiply(o,o,t),d.scale(o,o,[i,i,1]),r||d.rotateZ(o,o,-n.angle)):(d.scale(o,o,[1,-1,1]),d.translate(o,o,[-1,-1,0]),d.scale(o,o,[2/n.width,2/n.height,1])),o}function o(t,e){var r=[t.x,t.y,0,1];m.transformMat4(r,r,e);var n=r[3];return{point:new h(r[0]/n,r[1]/n),signedDistanceFromCamera:n}}function a(t,e,r,n){var i=t[0]/t[3],o=t[1]/t[3];return i>=-r[0]&&i<=r[0]&&o>=-r[1]&&o<=r[1]&&n.frameHistory.isVisible(e)}function s(t,e,r,n,i,s,u,c,f,d){var y=n?t.textSizeData:t.iconSizeData,g=v.evaluateSizeForZoom(y,r.transform,d,n),_=[256/r.width*2+1,256/r.height*2+1],x=n?t.text.dynamicLayoutVertexArray:t.icon.dynamicLayoutVertexArray;x.clear();for(var b=t.lineVertexArray,w=n?t.placedGlyphArray:t.placedIconArray,T=0;T<w.length;T++){var S=w.get(T),z=[S.anchorX,S.anchorY,0,1];if(m.transformMat4(z,z,e),a(z,S.placementZoom,_,r)){var A=z[3],C=1+.5*(A/r.transform.cameraToCenterDistance-1),E=v.evaluateSizeForFeature(y,g,S),k=u?E*C:E/C,M=new h(S.anchorX,S.anchorY),L=o(M,i).point,I={},P=l(S,k,!1,c,e,i,s,t.glyphOffsetArray,b,x,L,M,I);(P.notEnoughRoom||P.needsFlipping&&l(S,k,!0,c,e,i,s,t.glyphOffsetArray,b,x,L,M,I).notEnoughRoom)&&p(S.numGlyphs,x)}else p(S.numGlyphs,x)}n?t.text.dynamicLayoutVertexBuffer.updateData(x.serialize()):t.icon.dynamicLayoutVertexBuffer.updateData(x.serialize())}function l(t,e,r,n,i,a,s,l,p,f,d,m,v){var y,_=e/24,x=t.lineOffsetX*e,b=t.lineOffsetY*e;if(t.numGlyphs>1){var w=t.glyphStartIndex+t.numGlyphs,T=l.get(t.glyphStartIndex).offsetX,S=l.get(w-1).offsetX,z=t.lineStartIndex,A=t.lineStartIndex+t.lineLength,C=c(_*T,x,b,r,d,m,t.segment,z,A,p,a,v);if(!C)return{notEnoughRoom:!0};var E=c(_*S,x,b,r,d,m,t.segment,z,A,p,a,v);if(!E)return{notEnoughRoom:!0};var k=o(C.point,s).point,M=o(E.point,s).point;if(n&&!r&&(t.vertical?k.y<M.y:k.x>M.x))return{needsFlipping:!0};y=[C];for(var L=t.glyphStartIndex+1;L<w-1;L++){var I=l.get(L);y.push(c(_*I.offsetX,x,b,r,d,m,t.segment,z,A,p,a,v))}y.push(E)}else{if(n&&!r){var P=o(m,i).point,R=p.get(t.lineStartIndex+t.segment+1),D=o(R,i),O=D.signedDistanceFromCamera>0?D.point:u(m,new h(R.x,R.y),P,1,i);if(t.vertical?O.y>P.y:O.x<P.x)return{needsFlipping:!0}}var B=l.get(t.glyphStartIndex),F=c(_*B.offsetX,x,b,r,d,m,t.segment,t.lineStartIndex,t.lineStartIndex+t.lineLength,p,a,v);if(!F)return{notEnoughRoom:!0};y=[F]}for(var j=t.placementZoom,V=0,N=y;V<N.length;V+=1){var U=N[V];g(f,U.point,U.angle,j)}return{}}function u(t,e,r,n,i){var a=o(t.add(t.sub(e)._unit()),i).point,s=r.sub(a);return r.add(s._mult(n/s.mag()))}function c(t,e,r,n,i,a,s,l,c,p,f,d){var m=n?t-e:t+e,v=m>0?1:-1,y=0;n&&(v*=-1,y=Math.PI),v<0&&(y+=Math.PI);for(var g=v>0?l+s:l+s+1,_=i,x=i,b=0,w=0,T=Math.abs(m);b+w<=T;){if((g+=v)<l||g>=c)return null;if(x=_,void 0===(_=d[g])){var S=o(p.get(g),f);_=S.signedDistanceFromCamera>0?d[g]=S.point:u(0===b?a:new h(p.get(g-v).x,p.get(g-v).y),new h(p.get(g).x,p.get(g).y),x,T-b+1,f)}b+=w,w=x.dist(_)}var z=(T-b)/w,A=_.sub(x),C=A.mult(z)._add(x);return C._add(A._unit()._perp()._mult(r*v)),{point:C,angle:y+Math.atan2(_.y-x.y,_.x-x.x)}}function p(t,e){for(var r=0;r<t;r++)g(e,_,0,25)}var h=t("@mapbox/point-geometry"),f=t("@mapbox/gl-matrix"),d=f.mat4,m=f.vec4,v=t("./symbol_size"),y=t("../data/bucket/symbol_bucket"),g=y.addDynamicAttributes;e.exports={updateLineLabels:s,getLabelPlaneMatrix:n,getGlCoordMatrix:i};var _=new h(-1/0,-1/0)},{"../data/bucket/symbol_bucket":47,"./symbol_size":178,"@mapbox/gl-matrix":1,"@mapbox/point-geometry":2}],176:[function(t,e,r){"use strict";function n(t,e,r,n,i,a,s){var l,u,c,p,h=e.image,f=r.layout,d=e.top-1/h.pixelRatio,m=e.left-1/h.pixelRatio,v=e.bottom+1/h.pixelRatio,y=e.right+1/h.pixelRatio;if("none"!==f["icon-text-fit"]&&i){var g=y-m,_=v-d,x=f["text-size"]/24,b=i.left*x,w=i.right*x,T=i.top*x,S=i.bottom*x,z=w-b,A=S-T,C=f["icon-text-fit-padding"][0],E=f["icon-text-fit-padding"][1],k=f["icon-text-fit-padding"][2],M=f["icon-text-fit-padding"][3],L="width"===f["icon-text-fit"]?.5*(A-_):0,I="height"===f["icon-text-fit"]?.5*(z-g):0,P="width"===f["icon-text-fit"]||"both"===f["icon-text-fit"]?z:g,R="height"===f["icon-text-fit"]||"both"===f["icon-text-fit"]?A:_;l=new o(b+I-M,T+L-C),u=new o(b+I+E+P,T+L-C),c=new o(b+I+E+P,T+L+k+R),p=new o(b+I-M,T+L+k+R)}else l=new o(m,d),u=new o(y,d),c=new o(y,v),p=new o(m,v);var D=r.getLayoutValue("icon-rotate",a,s)*Math.PI/180;if(D){var O=Math.sin(D),B=Math.cos(D),F=[B,-O,O,B];l._matMult(F),u._matMult(F),p._matMult(F),c._matMult(F)}return[{tl:l,tr:u,bl:p,br:c,tex:{x:h.textureRect.x-1,y:h.textureRect.y-1,w:h.textureRect.w+2,h:h.textureRect.h+2},writingMode:void 0,glyphOffset:[0,0]}]}function i(t,e,r,n,i,a,l){for(var u=r.getLayoutValue("text-rotate",i,a)*Math.PI/180,c=r.getLayoutValue("text-offset",i,a).map(function(t){return 24*t}),p=e.positionedGlyphs,h=[],f=0;f<p.length;f++){var d=p[f],m=l[d.glyph];if(m){var v=m.rect;if(v){var y=s+1,g=m.metrics.advance/2,_=n?[d.x+g,d.y]:[0,0],x=n?[0,0]:[d.x+g+c[0],d.y+c[1]],b=m.metrics.left-y-g+x[0],w=-m.metrics.top-y+x[1],T=b+v.w,S=w+v.h,z=new o(b,w),A=new o(T,w),C=new o(b,S),E=new o(T,S);if(n&&d.vertical){var k=new o(-g,g),M=-Math.PI/2,L=new o(5,0);z._rotateAround(M,k)._add(L),A._rotateAround(M,k)._add(L),C._rotateAround(M,k)._add(L),E._rotateAround(M,k)._add(L)}if(u){var I=Math.sin(u),P=Math.cos(u),R=[P,-I,I,P];z._matMult(R),A._matMult(R),C._matMult(R),E._matMult(R)}h.push({tl:z,tr:A,bl:C,br:E,tex:v,writingMode:e.writingMode,glyphOffset:_})}}}return h}var o=t("@mapbox/point-geometry"),a=t("../style/parse_glyph_pbf"),s=a.GLYPH_PBF_BORDER;e.exports={getIconQuads:n,getGlyphQuads:i}},{"../style/parse_glyph_pbf":154,"@mapbox/point-geometry":2}],177:[function(t,e,r){"use strict";function n(t,e){for(var r=[],n=0,i=0,o=e;i<o.length;i+=1){var a=o[i];r.push(t.substring(n,a)),n=a}return n<t.length&&r.push(t.substring(n,t.length)),r}function i(t,e,r,i,o,a,s,l,u,p){var f=t.trim();p===_.vertical&&(f=y(f));var d,m=[],v={positionedGlyphs:m,text:f,top:l[1],bottom:l[1],left:l[0],right:l[0],writingMode:p},x=g.processBidirectionalText;return d=x?x(f,c(f,s,r,e)):n(f,c(f,s,r,e)),h(v,e,d,i,o,a,p,s,u),!!m.length&&v}function o(t,e,r,n){for(var i=0,o=0;o<t.length;o++){var a=n[t.charCodeAt(o)];a&&(i+=a.metrics.advance+e)}return i/Math.max(1,Math.ceil(i/r))}function a(t,e,r,n){var i=Math.pow(t-e,2);return n?t<e?i/2:2*i:i+Math.abs(r)*r}function s(t,e){var r=0;return 10===t&&(r-=1e4),40!==t&&65288!==t||(r+=50),41!==e&&65289!==e||(r+=50),r}function l(t,e,r,n,i,o){for(var s=null,l=a(e,r,i,o),u=0,c=n;u<c.length;u+=1){var p=c[u],h=e-p.x,f=a(h,r,i,o)+p.badness;f<=l&&(s=p,l=f)}return{index:t,x:e,priorBreak:s,badness:l}}function u(t){return t?u(t.priorBreak).concat(t.index):[]}function c(t,e,r,n){if(!r)return[];if(!t)return[];for(var i=[],a=o(t,e,r,n),c=0,p=0;p<t.length;p++){var h=t.charCodeAt(p),f=n[h];f&&!x[h]&&(c+=f.metrics.advance+e),p<t.length-1&&(b[h]||v.charAllowsIdeographicBreaking(h))&&i.push(l(p+1,c,a,i,s(h,t.charCodeAt(p+1)),!1))}return u(l(t.length,c,a,i,0,!0))}function p(t){var e=.5,r=.5;switch(t){case"right":case"top-right":case"bottom-right":e=1;break;case"left":case"top-left":case"bottom-left":e=0}switch(t){case"bottom":case"bottom-right":case"bottom-left":r=1;break;case"top":case"top-right":case"top-left":r=0}return{horizontalAlign:e,verticalAlign:r}}function h(t,e,r,n,i,o,a,s,l){for(var u=0,c=-17,h=0,m=t.positionedGlyphs,y="right"===o?1:"left"===o?0:.5,g=0,x=r;g<x.length;g+=1){var b=x[g];if(b=b.trim(),b.length){for(var w=m.length,T=0;T<b.length;T++){var S=b.charCodeAt(T),z=e[S];z&&(v.charHasUprightVerticalOrientation(S)&&a!==_.horizontal?(m.push({glyph:S,x:u,y:0,vertical:!0}),u+=l+s):(m.push({glyph:S,x:u,y:c,vertical:!1}),u+=z.metrics.advance+s))}if(m.length!==w){var A=u-s;h=Math.max(A,h),f(m,e,w,m.length-1,y)}u=0,c+=n}else c+=n}var C=p(i),E=C.horizontalAlign,k=C.verticalAlign;d(m,y,E,k,h,n,r.length);var M=r.length*n;t.top+=-k*M,t.bottom=t.top+M,t.left+=-E*h,t.right=t.left+h}function f(t,e,r,n,i){if(i){var o=e[t[n].glyph];if(o)for(var a=o.metrics.advance,s=(t[n].x+a)*i,l=r;l<=n;l++)t[l].x-=s}}function d(t,e,r,n,i,o,a){for(var s=(e-r)*i,l=(-n*a+.5)*o,u=0;u<t.length;u++)t[u].x+=s,t[u].y+=l}function m(t,e,r){var n=p(r),i=n.horizontalAlign,o=n.verticalAlign,a=e[0],s=e[1],l=a-t.displaySize[0]*i,u=l+t.displaySize[0],c=s-t.displaySize[1]*o;return{image:t,top:c,bottom:c+t.displaySize[1],left:l,right:u}}var v=t("../util/script_detection"),y=t("../util/verticalize_punctuation"),g=t("../source/rtl_text_plugin"),_={horizontal:1,vertical:2};e.exports={shapeText:i,shapeIcon:m,WritingMode:_};var x={};x[9]=!0,x[10]=!0,x[11]=!0,x[12]=!0,x[13]=!0,x[32]=!0;var b={};b[10]=!0,b[32]=!0,b[38]=!0,b[40]=!0,b[41]=!0,b[43]=!0,b[45]=!0,b[47]=!0,b[173]=!0,b[183]=!0,b[8203]=!0,b[8208]=!0,b[8211]=!0,b[8231]=!0},{"../source/rtl_text_plugin":96,"../util/script_detection":218,"../util/verticalize_punctuation":225}],178:[function(t,e,r){"use strict";function n(t,e,r){var n=e;return t.isFeatureConstant?n.uSize:t.isZoomConstant?r.lowerSize/10:o.number(r.lowerSize/10,r.upperSize/10,n.uSizeT)}function i(t,e,r,n){var i={};if(t.isZoomConstant||t.isFeatureConstant)if(t.isFeatureConstant&&!t.isZoomConstant){var o;if("interval"===t.functionType)o=r.getLayoutValue(n?"text-size":"icon-size",{zoom:e.zoom});else{var a="interval"===t.functionType?0:s(e.zoom,t.functionBase,t.coveringZoomRange[0],t.coveringZoomRange[1]),u=t.coveringStopValues[0],c=t.coveringStopValues[1];o=u+(c-u)*l.clamp(a,0,1)}i.uSize=o}else t.isFeatureConstant&&t.isZoomConstant&&(i.uSize=t.layoutSize);else{var p=s(e.zoom,t.functionBase,t.coveringZoomRange[0],t.coveringZoomRange[1]);i.uSizeT=l.clamp(p,0,1)}return i}var o=t("../style-spec/util/interpolate"),a=t("../style-spec/function"),s=a.interpolationFactor,l=t("../util/util");e.exports={evaluateSizeForFeature:n,evaluateSizeForZoom:i}},{"../style-spec/function":112,"../style-spec/util/interpolate":127,"../util/util":223}],179:[function(t,e,r){"use strict";var n=t("../source/rtl_text_plugin");e.exports=function(t,e,r,i){var o=e.getLayoutValue("text-transform",r,i);return"uppercase"===o?t=t.toLocaleUpperCase():"lowercase"===o&&(t=t.toLocaleLowerCase()),n.applyArabicShaping&&(t=n.applyArabicShaping(t)),t}},{"../source/rtl_text_plugin":96}],180:[function(t,e,r){"use strict";var n=t("../util/dom"),i=t("@mapbox/point-geometry"),o={scrollZoom:t("./handler/scroll_zoom"),boxZoom:t("./handler/box_zoom"),dragRotate:t("./handler/drag_rotate"),dragPan:t("./handler/drag_pan"),keyboard:t("./handler/keyboard"),doubleClickZoom:t("./handler/dblclick_zoom"),touchZoomRotate:t("./handler/touch_zoom_rotate")};e.exports=function(t,e){function r(t){y("mouseout",t)}function a(e){t.stop(),w=n.mousePos(_,e),y("mousedown",e),b=!0}function s(e){var r=t.dragRotate&&t.dragRotate.isActive();x&&!r&&y("contextmenu",x),x=null,b=!1,y("mouseup",e)}function l(e){if(!(t.dragPan&&t.dragPan.isActive()||t.dragRotate&&t.dragRotate.isActive())){for(var r=e.toElement||e.target;r&&r!==_;)r=r.parentNode;r===_&&y("mousemove",e)}}function u(e){t.stop(),g("touchstart",e),!e.touches||e.touches.length>1||(T?(clearTimeout(T),T=null,y("dblclick",e)):T=setTimeout(f,300))}function c(t){g("touchmove",t)}function p(t){g("touchend",t)}function h(t){g("touchcancel",t)}function f(){T=null}function d(t){n.mousePos(_,t).equals(w)&&y("click",t)}function m(t){y("dblclick",t),t.preventDefault()}function v(e){var r=t.dragRotate&&t.dragRotate.isActive();b||r?b&&(x=e):y("contextmenu",e),e.preventDefault()}function y(e,r){var i=n.mousePos(_,r);return t.fire(e,{lngLat:t.unproject(i),point:i,originalEvent:r})}function g(e,r){var o=n.touchPos(_,r),a=o.reduce(function(t,e,r,n){return t.add(e.div(n.length))},new i(0,0));return t.fire(e,{lngLat:t.unproject(a),point:a,lngLats:o.map(function(e){return t.unproject(e)},this),points:o,originalEvent:r})}var _=t.getCanvasContainer(),x=null,b=!1,w=null,T=null;for(var S in o)t[S]=new o[S](t,e),e.interactive&&e[S]&&t[S].enable(e[S]);_.addEventListener("mouseout",r,!1),_.addEventListener("mousedown",a,!1),_.addEventListener("mouseup",s,!1),_.addEventListener("mousemove",l,!1),_.addEventListener("touchstart",u,!1),_.addEventListener("touchend",p,!1),_.addEventListener("touchmove",c,!1),_.addEventListener("touchcancel",h,!1),_.addEventListener("click",d,!1),_.addEventListener("dblclick",m,!1),_.addEventListener("contextmenu",v,!1)}},{"../util/dom":209,"./handler/box_zoom":189,"./handler/dblclick_zoom":190,"./handler/drag_pan":191,"./handler/drag_rotate":192,"./handler/keyboard":193,"./handler/scroll_zoom":194,"./handler/touch_zoom_rotate":195,"@mapbox/point-geometry":2}],181:[function(t,e,r){"use strict";var n=t("../util/util"),i=t("../style-spec/util/interpolate"),o=t("../util/browser"),a=t("../geo/lng_lat"),s=t("../geo/lng_lat_bounds"),l=t("@mapbox/point-geometry"),u=t("../util/evented"),c=function(t){function e(e,r){t.call(this),this.moving=!1,this.transform=e,this._bearingSnap=r.bearingSnap}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype.getCenter=function(){return this.transform.center},e.prototype.setCenter=function(t,e){return this.jumpTo({center:t},e)},e.prototype.panBy=function(t,e,r){return t=l.convert(t).mult(-1),this.panTo(this.transform.center,n.extend({offset:t},e),r)},e.prototype.panTo=function(t,e,r){return this.easeTo(n.extend({center:t},e),r)},e.prototype.getZoom=function(){return this.transform.zoom},e.prototype.setZoom=function(t,e){return this.jumpTo({zoom:t},e),this},e.prototype.zoomTo=function(t,e,r){return this.easeTo(n.extend({zoom:t},e),r)},e.prototype.zoomIn=function(t,e){return this.zoomTo(this.getZoom()+1,t,e),this},e.prototype.zoomOut=function(t,e){return this.zoomTo(this.getZoom()-1,t,e),this},e.prototype.getBearing=function(){return this.transform.bearing},e.prototype.setBearing=function(t,e){return this.jumpTo({bearing:t},e),this},e.prototype.rotateTo=function(t,e,r){return this.easeTo(n.extend({bearing:t},e),r)},e.prototype.resetNorth=function(t,e){return this.rotateTo(0,n.extend({duration:1e3},t),e),this},e.prototype.snapToNorth=function(t,e){return Math.abs(this.getBearing())<this._bearingSnap?this.resetNorth(t,e):this},e.prototype.getPitch=function(){return this.transform.pitch},e.prototype.setPitch=function(t,e){return this.jumpTo({pitch:t},e),this},e.prototype.fitBounds=function(t,e,r){if(e=n.extend({padding:{top:0,bottom:0,right:0,left:0},offset:[0,0],maxZoom:this.transform.maxZoom},e),"number"==typeof e.padding){var i=e.padding;e.padding={top:i,bottom:i,right:i,left:i}}if(!n.deepEqual(Object.keys(e.padding).sort(function(t,e){return t<e?-1:t>e?1:0}),["bottom","left","right","top"]))return n.warnOnce("options.padding must be a positive number, or an Object with keys 'bottom', 'left', 'right', 'top'"),this;t=s.convert(t);var o=[e.padding.left-e.padding.right,e.padding.top-e.padding.bottom],a=Math.min(e.padding.right,e.padding.left),u=Math.min(e.padding.top,e.padding.bottom);e.offset=[e.offset[0]+o[0],e.offset[1]+o[1]];var c=l.convert(e.offset),p=this.transform,h=p.project(t.getNorthWest()),f=p.project(t.getSouthEast()),d=f.sub(h),m=(p.width-2*a-2*Math.abs(c.x))/d.x,v=(p.height-2*u-2*Math.abs(c.y))/d.y;return v<0||m<0?(n.warnOnce("Map cannot fit within canvas with the given bounds, padding, and/or offset."),this):(e.center=p.unproject(h.add(f).div(2)),e.zoom=Math.min(p.scaleZoom(p.scale*Math.min(m,v)),e.maxZoom),e.bearing=0,e.linear?this.easeTo(e,r):this.flyTo(e,r))},e.prototype.jumpTo=function(t,e){this.stop();var r=this.transform,n=!1,i=!1,o=!1;return"zoom"in t&&r.zoom!==+t.zoom&&(n=!0,r.zoom=+t.zoom),void 0!==t.center&&(r.center=a.convert(t.center)),"bearing"in t&&r.bearing!==+t.bearing&&(i=!0,r.bearing=+t.bearing),"pitch"in t&&r.pitch!==+t.pitch&&(o=!0,r.pitch=+t.pitch),this.fire("movestart",e).fire("move",e),n&&this.fire("zoomstart",e).fire("zoom",e).fire("zoomend",e),i&&this.fire("rotate",e),o&&this.fire("pitchstart",e).fire("pitch",e).fire("pitchend",e),this.fire("moveend",e)},e.prototype.easeTo=function(t,e){var r=this;this.stop(),t=n.extend({offset:[0,0],duration:500,easing:n.ease},t),!1===t.animate&&(t.duration=0),t.smoothEasing&&0!==t.duration&&(t.easing=this._smoothOutEasing(t.duration));var o=this.transform,s=this.getZoom(),u=this.getBearing(),c=this.getPitch(),p="zoom"in t?+t.zoom:s,h="bearing"in t?this._normalizeBearing(t.bearing,u):u,f="pitch"in t?+t.pitch:c,d=o.centerPoint.add(l.convert(t.offset)),m=o.pointLocation(d),v=a.convert(t.center||m);this._normalizeCenter(v);var y,g,_=o.project(m),x=o.project(v).sub(_),b=o.zoomScale(p-s);return t.around&&(y=a.convert(t.around),g=o.locationPoint(y)),this.zooming=p!==s,this.rotating=u!==h,this.pitching=f!==c,this._prepareEase(e,t.noMoveStart),clearTimeout(this._onEaseEnd),this._ease(function(t){if(this.zooming&&(o.zoom=i(s,p,t)),this.rotating&&(o.bearing=i(u,h,t)),this.pitching&&(o.pitch=i(c,f,t)),y)o.setLocationAtPoint(y,g);else{var r=o.zoomScale(o.zoom-s),n=p>s?Math.min(2,b):Math.max(.5,b),a=Math.pow(n,1-t),l=o.unproject(_.add(x.mult(t*a)).mult(r));o.setLocationAtPoint(o.renderWorldCopies?l.wrap():l,d)}this._fireMoveEvents(e)},function(){t.delayEndEvents?r._onEaseEnd=setTimeout(function(){return r._easeToEnd(e)},t.delayEndEvents):r._easeToEnd(e)},t),this},e.prototype._prepareEase=function(t,e){this.moving=!0,e||this.fire("movestart",t),this.zooming&&this.fire("zoomstart",t),this.pitching&&this.fire("pitchstart",t)},e.prototype._fireMoveEvents=function(t){this.fire("move",t),this.zooming&&this.fire("zoom",t),this.rotating&&this.fire("rotate",t),this.pitching&&this.fire("pitch",t)},e.prototype._easeToEnd=function(t){var e=this.zooming,r=this.pitching;this.moving=!1,this.zooming=!1,this.rotating=!1,this.pitching=!1,e&&this.fire("zoomend",t),r&&this.fire("pitchend",t),this.fire("moveend",t)},e.prototype.flyTo=function(t,e){function r(t){var e=(A*A-z*z+(t?-1:1)*M*M*C*C)/(2*(t?A:z)*M*C);return Math.log(Math.sqrt(e*e+1)-e)}function o(t){return(Math.exp(t)-Math.exp(-t))/2}function s(t){return(Math.exp(t)+Math.exp(-t))/2}function u(t){return o(t)/s(t)}var c=this;this.stop(),t=n.extend({offset:[0,0],speed:1.2,curve:1.42,easing:n.ease},t);var p=this.transform,h=this.getZoom(),f=this.getBearing(),d=this.getPitch(),m="zoom"in t?n.clamp(+t.zoom,p.minZoom,p.maxZoom):h,v="bearing"in t?this._normalizeBearing(t.bearing,f):f,y="pitch"in t?+t.pitch:d,g=p.zoomScale(m-h),_=p.centerPoint.add(l.convert(t.offset)),x=p.pointLocation(_),b=a.convert(t.center||x);this._normalizeCenter(b);var w=p.project(x),T=p.project(b).sub(w),S=t.curve,z=Math.max(p.width,p.height),A=z/g,C=T.mag();if("minZoom"in t){var E=n.clamp(Math.min(t.minZoom,h,m),p.minZoom,p.maxZoom),k=z/p.zoomScale(E-h);S=Math.sqrt(k/C*2)}var M=S*S,L=r(0),I=function(t){return s(L)/s(L+S*t)},P=function(t){return z*((s(L)*u(L+S*t)-o(L))/M)/C},R=(r(1)-L)/S;if(Math.abs(C)<1e-6||isNaN(R)){if(Math.abs(z-A)<1e-6)return this.easeTo(t,e);var D=A<z?-1:1;R=Math.abs(Math.log(A/z))/S,P=function(){return 0},I=function(t){return Math.exp(D*S*t)}}if("duration"in t)t.duration=+t.duration;else{var O="screenSpeed"in t?+t.screenSpeed/S:+t.speed;t.duration=1e3*R/O}return this.zooming=!0,this.rotating=f!==v,this.pitching=y!==d,this._prepareEase(e,!1),this._ease(function(t){var r=t*R,n=1/I(r);p.zoom=h+p.scaleZoom(n),this.rotating&&(p.bearing=i(f,v,t)),this.pitching&&(p.pitch=i(d,y,t));var o=p.unproject(w.add(T.mult(P(r))).mult(n));p.setLocationAtPoint(p.renderWorldCopies?o.wrap():o,_),this._fireMoveEvents(e)},function(){return c._easeToEnd(e)},t),this},e.prototype.isEasing=function(){return!!this._abortFn},e.prototype.isMoving=function(){return this.moving},e.prototype.stop=function(){return this._abortFn&&(this._abortFn(),this._finishEase()),this},e.prototype._ease=function(t,e,r){this._finishFn=e,this._abortFn=o.timed(function(e){t.call(this,r.easing(e)),1===e&&this._finishEase()},!1===r.animate?0:r.duration,this)},e.prototype._finishEase=function(){delete this._abortFn;var t=this._finishFn;delete this._finishFn,t.call(this)},e.prototype._normalizeBearing=function(t,e){t=n.wrap(t,-180,180);var r=Math.abs(t-e);return Math.abs(t-360-e)<r&&(t-=360),Math.abs(t+360-e)<r&&(t+=360),t},e.prototype._normalizeCenter=function(t){var e=this.transform;if(e.renderWorldCopies&&!e.lngRange){var r=t.lng-e.center.lng;t.lng+=r>180?-360:r<-180?360:0}},e.prototype._smoothOutEasing=function(t){var e=n.ease;if(this._prevEase){var r=this._prevEase,i=(Date.now()-r.start)/r.duration,o=r.easing(i+.01)-r.easing(i),a=.27/Math.sqrt(o*o+1e-4)*.01,s=Math.sqrt(.0729-a*a);e=n.bezier(a,s,.25,1)}return this._prevEase={start:(new Date).getTime(),duration:t,easing:e},e},e}(u);e.exports=c},{"../geo/lng_lat":58,"../geo/lng_lat_bounds":59,"../style-spec/util/interpolate":127,"../util/browser":202,"../util/evented":210,"../util/util":223,"@mapbox/point-geometry":2}],182:[function(t,e,r){"use strict";var n=t("../../util/dom"),i=t("../../util/util"),o=t("../../util/config"),a=function(t){this.options=t,i.bindAll(["_updateEditLink","_updateData","_updateCompact"],this)};a.prototype.getDefaultPosition=function(){return"bottom-right"},a.prototype.onAdd=function(t){var e=this.options&&this.options.compact;return this._map=t,this._container=n.create("div","mapboxgl-ctrl mapboxgl-ctrl-attrib"),e&&this._container.classList.add("mapboxgl-compact"),this._updateAttributions(),this._updateEditLink(),this._map.on("sourcedata",this._updateData),this._map.on("moveend",this._updateEditLink),void 0===e&&(this._map.on("resize",this._updateCompact),this._updateCompact()),this._container},a.prototype.onRemove=function(){n.remove(this._container),this._map.off("sourcedata",this._updateData),this._map.off("moveend",this._updateEditLink),this._map.off("resize",this._updateCompact),this._map=void 0},a.prototype._updateEditLink=function(){var t=this._editLink;t||(t=this._editLink=this._container.querySelector(".mapbox-improve-map"));var e=[{key:"owner",value:this.styleOwner},{key:"id",value:this.styleId},{key:"access_token",value:o.ACCESS_TOKEN}];if(t){var r=e.reduce(function(t,r,n){return r.value&&(t+=r.key+"="+r.value+(n<e.length-1?"&":"")),t},"?");t.href="https://www.mapbox.com/feedback/"+r+(this._map._hash?this._map._hash.getHashString(!0):"")}},a.prototype._updateData=function(t){t&&"metadata"===t.sourceDataType&&(this._updateAttributions(),this._updateEditLink())},a.prototype._updateAttributions=function(){if(this._map.style){var t=[];if(this._map.style.stylesheet){var e=this._map.style.stylesheet;this.styleOwner=e.owner,this.styleId=e.id}var r=this._map.style.sourceCaches;for(var n in r){var i=r[n].getSource();i.attribution&&t.indexOf(i.attribution)<0&&t.push(i.attribution)}t.sort(function(t,e){return t.length-e.length}),t=t.filter(function(e,r){for(var n=r+1;n<t.length;n++)if(t[n].indexOf(e)>=0)return!1;return!0}),this._container.innerHTML=t.join(" | "),this._editLink=null}},a.prototype._updateCompact=function(){this._map.getCanvasContainer().offsetWidth<=640?this._container.classList.add("mapboxgl-compact"):this._container.classList.remove("mapboxgl-compact")},e.exports=a},{"../../util/config":206,"../../util/dom":209,"../../util/util":223}],183:[function(t,e,r){"use strict";var n=t("../../util/dom"),i=t("../../util/util"),o=t("../../util/window"),a=function(){this._fullscreen=!1,i.bindAll(["_onClickFullscreen","_changeIcon"],this),"onfullscreenchange"in o.document?this._fullscreenchange="fullscreenchange":"onmozfullscreenchange"in o.document?this._fullscreenchange="mozfullscreenchange":"onwebkitfullscreenchange"in o.document?this._fullscreenchange="webkitfullscreenchange":"onmsfullscreenchange"in o.document&&(this._fullscreenchange="MSFullscreenChange"),this._className="mapboxgl-ctrl"};a.prototype.onAdd=function(t){return this._map=t,this._mapContainer=this._map.getContainer(),this._container=n.create("div",this._className+" mapboxgl-ctrl-group"),this._checkFullscreenSupport()?this._setupUI():(this._container.style.display="none",i.warnOnce("This device does not support fullscreen mode.")),this._container},a.prototype.onRemove=function(){n.remove(this._container),this._map=null,o.document.removeEventListener(this._fullscreenchange,this._changeIcon)},a.prototype._checkFullscreenSupport=function(){return!!(o.document.fullscreenEnabled||o.document.mozFullScreenEnabled||o.document.msFullscreenEnabled||o.document.webkitFullscreenEnabled)},a.prototype._setupUI=function(){var t=this._fullscreenButton=n.create("button",this._className+"-icon "+this._className+"-fullscreen",this._container);t.setAttribute("aria-label","Toggle fullscreen"),t.type="button",this._fullscreenButton.addEventListener("click",this._onClickFullscreen),o.document.addEventListener(this._fullscreenchange,this._changeIcon)},a.prototype._isFullscreen=function(){return this._fullscreen},a.prototype._changeIcon=function(){(o.document.fullscreenElement||o.document.mozFullScreenElement||o.document.webkitFullscreenElement||o.document.msFullscreenElement)===this._mapContainer!==this._fullscreen&&(this._fullscreen=!this._fullscreen,this._fullscreenButton.classList.toggle(this._className+"-shrink"),this._fullscreenButton.classList.toggle(this._className+"-fullscreen"))},a.prototype._onClickFullscreen=function(){this._isFullscreen()?o.document.exitFullscreen?o.document.exitFullscreen():o.document.mozCancelFullScreen?o.document.mozCancelFullScreen():o.document.msExitFullscreen?o.document.msExitFullscreen():o.document.webkitCancelFullScreen&&o.document.webkitCancelFullScreen():this._mapContainer.requestFullscreen?this._mapContainer.requestFullscreen():this._mapContainer.mozRequestFullScreen?this._mapContainer.mozRequestFullScreen():this._mapContainer.msRequestFullscreen?this._mapContainer.msRequestFullscreen():this._mapContainer.webkitRequestFullscreen&&this._mapContainer.webkitRequestFullscreen()},e.exports=a},{"../../util/dom":209,"../../util/util":223,"../../util/window":204}],184:[function(t,e,r){"use strict";function n(t){void 0!==i?t(i):void 0!==s.navigator.permissions?s.navigator.permissions.query({name:"geolocation"}).then(function(e){i="denied"!==e.state,t(i)}):(i=!!s.navigator.geolocation,t(i))}var i,o=t("../../util/evented"),a=t("../../util/dom"),s=t("../../util/window"),l=t("../../util/util"),u=t("../../geo/lng_lat"),c=t("../marker"),p={positionOptions:{enableHighAccuracy:!1,timeout:6e3},fitBoundsOptions:{maxZoom:15},trackUserLocation:!1,showUserLocation:!0},h=function(t){function e(e){t.call(this),this.options=l.extend({},p,e),l.bindAll(["_onSuccess","_onError","_finish","_setupUI","_updateCamera","_updateMarker","_onClickGeolocate"],this)}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype.onAdd=function(t){return this._map=t,this._container=a.create("div","mapboxgl-ctrl mapboxgl-ctrl-group"),n(this._setupUI),this._container},e.prototype.onRemove=function(){void 0!==this._geolocationWatchID&&(s.navigator.geolocation.clearWatch(this._geolocationWatchID),this._geolocationWatchID=void 0),this.options.showUserLocation&&this._userLocationDotMarker.remove(),a.remove(this._container),this._map=void 0},e.prototype._onSuccess=function(t){if(this.options.trackUserLocation)switch(this._lastKnownPosition=t,this._watchState){case"WAITING_ACTIVE":case"ACTIVE_LOCK":case"ACTIVE_ERROR":this._watchState="ACTIVE_LOCK",this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-waiting"),this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-active-error"),this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-active");break;case"BACKGROUND":case"BACKGROUND_ERROR":this._watchState="BACKGROUND",this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-waiting"),this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-background-error"),this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-background")}this.options.showUserLocation&&"OFF"!==this._watchState&&this._updateMarker(t),this.options.trackUserLocation&&"ACTIVE_LOCK"!==this._watchState||this._updateCamera(t),this.options.showUserLocation&&this._dotElement.classList.remove("mapboxgl-user-location-dot-stale"),this.fire("geolocate",t),this._finish()},e.prototype._updateCamera=function(t){var e=new u(t.coords.longitude,t.coords.latitude),r=t.coords.accuracy;this._map.fitBounds(e.toBounds(r),this.options.fitBoundsOptions,{geolocateSource:!0})},e.prototype._updateMarker=function(t){t?this._userLocationDotMarker.setLngLat([t.coords.longitude,t.coords.latitude]).addTo(this._map):this._userLocationDotMarker.remove()},e.prototype._onError=function(t){if(this.options.trackUserLocation)if(1===t.code)this._watchState="OFF",this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-waiting"),this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-active"),this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-active-error"),this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-background"),this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-background-error"),void 0!==this._geolocationWatchID&&this._clearWatch();else switch(this._watchState){case"WAITING_ACTIVE":this._watchState="ACTIVE_ERROR",this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-active"),this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-active-error");break;case"ACTIVE_LOCK":this._watchState="ACTIVE_ERROR",this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-active"),this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-active-error"),this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-waiting");break;case"BACKGROUND":this._watchState="BACKGROUND_ERROR",this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-background"),this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-background-error"),this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-waiting")}"OFF"!==this._watchState&&this.options.showUserLocation&&this._dotElement.classList.add("mapboxgl-user-location-dot-stale"),this.fire("error",t),this._finish()},e.prototype._finish=function(){this._timeoutId&&clearTimeout(this._timeoutId),this._timeoutId=void 0},e.prototype._setupUI=function(t){var e=this;!1!==t&&(this._container.addEventListener("contextmenu",function(t){return t.preventDefault()}),this._geolocateButton=a.create("button","mapboxgl-ctrl-icon mapboxgl-ctrl-geolocate",this._container),this._geolocateButton.type="button",this._geolocateButton.setAttribute("aria-label","Geolocate"),this.options.trackUserLocation&&(this._geolocateButton.setAttribute("aria-pressed","false"),this._watchState="OFF"),this.options.showUserLocation&&(this._dotElement=a.create("div","mapboxgl-user-location-dot"),this._userLocationDotMarker=new c(this._dotElement),this.options.trackUserLocation&&(this._watchState="OFF")),this._geolocateButton.addEventListener("click",this._onClickGeolocate.bind(this)),this.options.trackUserLocation&&this._map.on("movestart",function(t){t.geolocateSource||"ACTIVE_LOCK"!==e._watchState||(e._watchState="BACKGROUND",e._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-background"),e._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-active"),e.fire("trackuserlocationend"))}))},e.prototype._onClickGeolocate=function(){if(this.options.trackUserLocation){switch(this._watchState){case"OFF":this._watchState="WAITING_ACTIVE",this.fire("trackuserlocationstart");break;case"WAITING_ACTIVE":case"ACTIVE_LOCK":case"ACTIVE_ERROR":case"BACKGROUND_ERROR":this._watchState="OFF",this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-waiting"),this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-active"),this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-active-error"),this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-background"),this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-background-error"),this.fire("trackuserlocationend");break;case"BACKGROUND":this._watchState="ACTIVE_LOCK",this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-background"),this._lastKnownPosition&&this._updateCamera(this._lastKnownPosition),this.fire("trackuserlocationstart")}switch(this._watchState){case"WAITING_ACTIVE":this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-waiting"),this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-active");break;case"ACTIVE_LOCK":this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-active");break;case"ACTIVE_ERROR":this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-waiting"),this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-active-error");break;case"BACKGROUND":this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-background");break;case"BACKGROUND_ERROR":this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-waiting"),this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-background-error")}"OFF"===this._watchState&&void 0!==this._geolocationWatchID?this._clearWatch():void 0===this._geolocationWatchID&&(this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-waiting"),this._geolocateButton.setAttribute("aria-pressed","true"),this._geolocationWatchID=s.navigator.geolocation.watchPosition(this._onSuccess,this._onError,this.options.positionOptions))}else s.navigator.geolocation.getCurrentPosition(this._onSuccess,this._onError,this.options.positionOptions),this._timeoutId=setTimeout(this._finish,1e4)},e.prototype._clearWatch=function(){s.navigator.geolocation.clearWatch(this._geolocationWatchID),this._geolocationWatchID=void 0,this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-waiting"),this._geolocateButton.setAttribute("aria-pressed","false"),this.options.showUserLocation&&this._updateMarker(null)},e}(o);e.exports=h},{"../../geo/lng_lat":58,"../../util/dom":209,"../../util/evented":210,"../../util/util":223,"../../util/window":204,"../marker":198}],185:[function(t,e,r){"use strict";var n=t("../../util/dom"),i=t("../../util/util"),o=function(){i.bindAll(["_updateLogo"],this)};o.prototype.onAdd=function(t){this._map=t,this._container=n.create("div","mapboxgl-ctrl");var e=n.create("a","mapboxgl-ctrl-logo");return e.target="_blank",e.href="https://www.mapbox.com/",e.setAttribute("aria-label","Mapbox logo"),this._container.appendChild(e),this._container.style.display="none",this._map.on("sourcedata",this._updateLogo),this._updateLogo(),this._container},o.prototype.onRemove=function(){n.remove(this._container),this._map.off("sourcedata",this._updateLogo)},o.prototype.getDefaultPosition=function(){return"bottom-left"},o.prototype._updateLogo=function(t){t&&"metadata"!==t.sourceDataType||(this._container.style.display=this._logoRequired()?"block":"none")},o.prototype._logoRequired=function(){if(this._map.style){var t=this._map.style.sourceCaches;for(var e in t)if(t[e].getSource().mapbox_logo)return!0;return!1}},e.exports=o},{"../../util/dom":209,"../../util/util":223}],186:[function(t,e,r){"use strict";var n=t("../../util/dom"),i=t("../../util/util"),o=t("../handler/drag_rotate"),a=function(){var t=this;i.bindAll(["_rotateCompassArrow"],this),this._container=n.create("div","mapboxgl-ctrl mapboxgl-ctrl-group"),this._container.addEventListener("contextmenu",function(t){return t.preventDefault()}),this._zoomInButton=this._createButton("mapboxgl-ctrl-icon mapboxgl-ctrl-zoom-in","Zoom In",function(){return t._map.zoomIn()}),this._zoomOutButton=this._createButton("mapboxgl-ctrl-icon mapboxgl-ctrl-zoom-out","Zoom Out",function(){return t._map.zoomOut()}),this._compass=this._createButton("mapboxgl-ctrl-icon mapboxgl-ctrl-compass","Reset North",function(){return t._map.resetNorth()}),this._compassArrow=n.create("span","mapboxgl-ctrl-compass-arrow",this._compass)};a.prototype._rotateCompassArrow=function(){var t="rotate("+this._map.transform.angle*(180/Math.PI)+"deg)";this._compassArrow.style.transform=t},a.prototype.onAdd=function(t){return this._map=t,this._map.on("rotate",this._rotateCompassArrow),this._rotateCompassArrow(),this._handler=new o(t,{button:"left",element:this._compass,pitchWithRotate:!1}),this._handler.enable(),this._container},a.prototype.onRemove=function(){n.remove(this._container),this._map.off("rotate",this._rotateCompassArrow),delete this._map,this._handler.disable(),delete this._handler},a.prototype._createButton=function(t,e,r){var i=n.create("button",t,this._container);return i.type="button",i.setAttribute("aria-label",e),i.addEventListener("click",r),i},e.exports=a},{"../../util/dom":209,"../../util/util":223,"../handler/drag_rotate":192}],187:[function(t,e,r){"use strict";function n(t,e,r){var n=r&&r.maxWidth||100,a=t._container.clientHeight/2,s=o(t.unproject([0,a]),t.unproject([n,a]));if(r&&"imperial"===r.unit){var l=3.2808*s;l>5280?i(e,n,l/5280,"mi"):i(e,n,l,"ft")}else if(r&&"nautical"===r.unit){var u=s/1852;i(e,n,u,"nm")}else i(e,n,s,"m")}function i(t,e,r,n){var i=a(r),o=i/r;"m"===n&&i>=1e3&&(i/=1e3,n="km"),t.style.width=e*o+"px",t.innerHTML=i+n}function o(t,e){var r=Math.PI/180,n=t.lat*r,i=e.lat*r,o=Math.sin(n)*Math.sin(i)+Math.cos(n)*Math.cos(i)*Math.cos((e.lng-t.lng)*r);return 6371e3*Math.acos(Math.min(o,1))}function a(t){var e=Math.pow(10,(""+Math.floor(t)).length-1),r=t/e;return r=r>=10?10:r>=5?5:r>=3?3:r>=2?2:1,e*r}var s=t("../../util/dom"),l=t("../../util/util"),u=function(t){this.options=t,l.bindAll(["_onMove"],this)};u.prototype.getDefaultPosition=function(){return"bottom-left"},u.prototype._onMove=function(){n(this._map,this._container,this.options)},u.prototype.onAdd=function(t){return this._map=t,this._container=s.create("div","mapboxgl-ctrl mapboxgl-ctrl-scale",t.getContainer()),this._map.on("move",this._onMove),this._onMove(),this._container},u.prototype.onRemove=function(){s.remove(this._container),this._map.off("move",this._onMove),this._map=void 0},e.exports=u},{"../../util/dom":209,"../../util/util":223}],188:[function(t,e,r){"use strict"},{}],189:[function(t,e,r){"use strict";var n=t("../../util/dom"),i=t("../../geo/lng_lat_bounds"),o=t("../../util/util"),a=t("../../util/window"),s=function(t){this._map=t,this._el=t.getCanvasContainer(),this._container=t.getContainer(),o.bindAll(["_onMouseDown","_onMouseMove","_onMouseUp","_onKeyDown"],this)};s.prototype.isEnabled=function(){return!!this._enabled},s.prototype.isActive=function(){return!!this._active},s.prototype.enable=function(){this.isEnabled()||(this._map.dragPan&&this._map.dragPan.disable(),this._el.addEventListener("mousedown",this._onMouseDown,!1),this._map.dragPan&&this._map.dragPan.enable(),this._enabled=!0)},s.prototype.disable=function(){this.isEnabled()&&(this._el.removeEventListener("mousedown",this._onMouseDown),this._enabled=!1)},s.prototype._onMouseDown=function(t){t.shiftKey&&0===t.button&&(a.document.addEventListener("mousemove",this._onMouseMove,!1),a.document.addEventListener("keydown",this._onKeyDown,!1),a.document.addEventListener("mouseup",this._onMouseUp,!1),n.disableDrag(),this._startPos=n.mousePos(this._el,t),this._active=!0)},s.prototype._onMouseMove=function(t){var e=this._startPos,r=n.mousePos(this._el,t);this._box||(this._box=n.create("div","mapboxgl-boxzoom",this._container),this._container.classList.add("mapboxgl-crosshair"),this._fireEvent("boxzoomstart",t));var i=Math.min(e.x,r.x),o=Math.max(e.x,r.x),a=Math.min(e.y,r.y),s=Math.max(e.y,r.y);n.setTransform(this._box,"translate("+i+"px,"+a+"px)"),this._box.style.width=o-i+"px",this._box.style.height=s-a+"px"},s.prototype._onMouseUp=function(t){if(0===t.button){var e=this._startPos,r=n.mousePos(this._el,t),o=(new i).extend(this._map.unproject(e)).extend(this._map.unproject(r));this._finish(),e.x===r.x&&e.y===r.y?this._fireEvent("boxzoomcancel",t):this._map.fitBounds(o,{linear:!0}).fire("boxzoomend",{originalEvent:t,boxZoomBounds:o})}},s.prototype._onKeyDown=function(t){27===t.keyCode&&(this._finish(),this._fireEvent("boxzoomcancel",t))},s.prototype._finish=function(){this._active=!1,a.document.removeEventListener("mousemove",this._onMouseMove,!1),a.document.removeEventListener("keydown",this._onKeyDown,!1),a.document.removeEventListener("mouseup",this._onMouseUp,!1),this._container.classList.remove("mapboxgl-crosshair"),this._box&&(n.remove(this._box),this._box=null),n.enableDrag()},s.prototype._fireEvent=function(t,e){return this._map.fire(t,{originalEvent:e})},e.exports=s},{"../../geo/lng_lat_bounds":59,"../../util/dom":209,"../../util/util":223,"../../util/window":204}],190:[function(t,e,r){"use strict";var n=t("../../util/util"),i=function(t){this._map=t,n.bindAll(["_onDblClick"],this)};i.prototype.isEnabled=function(){return!!this._enabled},i.prototype.enable=function(){this.isEnabled()||(this._map.on("dblclick",this._onDblClick),this._enabled=!0)},i.prototype.disable=function(){this.isEnabled()&&(this._map.off("dblclick",this._onDblClick),this._enabled=!1)},i.prototype._onDblClick=function(t){this._map.zoomTo(this._map.getZoom()+(t.originalEvent.shiftKey?-1:1),{around:t.lngLat},t)},e.exports=i},{"../../util/util":223}],191:[function(t,e,r){"use strict";var n=t("../../util/dom"),i=t("../../util/util"),o=t("../../util/window"),a=i.bezier(0,0,.3,1),s=function(t){this._map=t,this._el=t.getCanvasContainer(),i.bindAll(["_onDown","_onMove","_onUp","_onTouchEnd","_onMouseUp"],this)};s.prototype.isEnabled=function(){return!!this._enabled},s.prototype.isActive=function(){return!!this._active},s.prototype.enable=function(){this.isEnabled()||(this._el.classList.add("mapboxgl-touch-drag-pan"),this._el.addEventListener("mousedown",this._onDown),this._el.addEventListener("touchstart",this._onDown),this._enabled=!0)},s.prototype.disable=function(){this.isEnabled()&&(this._el.classList.remove("mapboxgl-touch-drag-pan"),this._el.removeEventListener("mousedown",this._onDown),this._el.removeEventListener("touchstart",this._onDown),this._enabled=!1)},s.prototype._onDown=function(t){this._ignoreEvent(t)||this.isActive()||(t.touches?(o.document.addEventListener("touchmove",this._onMove),o.document.addEventListener("touchend",this._onTouchEnd)):(o.document.addEventListener("mousemove",this._onMove),o.document.addEventListener("mouseup",this._onMouseUp)),o.addEventListener("blur",this._onMouseUp),this._active=!1,this._startPos=this._pos=n.mousePos(this._el,t),this._inertia=[[Date.now(),this._pos]])},s.prototype._onMove=function(t){if(!this._ignoreEvent(t)){this.isActive()||(this._active=!0,this._map.moving=!0,this._fireEvent("dragstart",t),this._fireEvent("movestart",t));var e=n.mousePos(this._el,t),r=this._map;r.stop(),this._drainInertiaBuffer(),this._inertia.push([Date.now(),e]),r.transform.setLocationAtPoint(r.transform.pointLocation(this._pos),e),this._fireEvent("drag",t),this._fireEvent("move",t),this._pos=e,t.preventDefault()}},s.prototype._onUp=function(t){var e=this;if(this.isActive()){this._active=!1,this._fireEvent("dragend",t),this._drainInertiaBuffer();var r=function(){e._map.moving=!1,e._fireEvent("moveend",t)},n=this._inertia;if(n.length<2)return void r();var i=n[n.length-1],o=n[0],s=i[1].sub(o[1]),l=(i[0]-o[0])/1e3;if(0===l||i[1].equals(o[1]))return void r();var u=s.mult(.3/l),c=u.mag();c>1400&&(c=1400,u._unit()._mult(c));var p=c/750,h=u.mult(-p/2);this._map.panBy(h,{duration:1e3*p,easing:a,noMoveStart:!0},{originalEvent:t})}},s.prototype._onMouseUp=function(t){this._ignoreEvent(t)||(this._onUp(t),o.document.removeEventListener("mousemove",this._onMove),o.document.removeEventListener("mouseup",this._onMouseUp),o.removeEventListener("blur",this._onMouseUp))},s.prototype._onTouchEnd=function(t){this._ignoreEvent(t)||(this._onUp(t),o.document.removeEventListener("touchmove",this._onMove),o.document.removeEventListener("touchend",this._onTouchEnd))},s.prototype._fireEvent=function(t,e){return this._map.fire(t,{originalEvent:e})},s.prototype._ignoreEvent=function(t){var e=this._map;return!(!e.boxZoom||!e.boxZoom.isActive())||!(!e.dragRotate||!e.dragRotate.isActive())||(t.touches?t.touches.length>1:!!t.ctrlKey||"mousemove"!==t.type&&t.button&&0!==t.button)},s.prototype._drainInertiaBuffer=function(){for(var t=this._inertia,e=Date.now();t.length>0&&e-t[0][0]>160;)t.shift()},e.exports=s},{"../../util/dom":209,"../../util/util":223,"../../util/window":204}],192:[function(t,e,r){"use strict";var n=t("../../util/dom"),i=t("../../util/util"),o=t("../../util/window"),a=i.bezier(0,0,.25,1),s=function(t,e){this._map=t,this._el=e.element||t.getCanvasContainer(),this._button=e.button||"right",this._bearingSnap=e.bearingSnap||0,this._pitchWithRotate=!1!==e.pitchWithRotate,i.bindAll(["_onDown","_onMove","_onUp"],this)};s.prototype.isEnabled=function(){return!!this._enabled},s.prototype.isActive=function(){return!!this._active},s.prototype.enable=function(){this.isEnabled()||(this._el.addEventListener("mousedown",this._onDown),this._enabled=!0)},s.prototype.disable=function(){this.isEnabled()&&(this._el.removeEventListener("mousedown",this._onDown),this._enabled=!1)},s.prototype._onDown=function(t){if(!(this._map.boxZoom&&this._map.boxZoom.isActive()||this._map.dragPan&&this._map.dragPan.isActive()||this.isActive())){if("right"===this._button){var e=t.ctrlKey?0:2,r=t.button;if(void 0!==o.InstallTrigger&&2===t.button&&t.ctrlKey&&o.navigator.platform.toUpperCase().indexOf("MAC")>=0&&(r=0),r!==e)return}else if(t.ctrlKey||0!==t.button)return;n.disableDrag(),o.document.addEventListener("mousemove",this._onMove,{capture:!0}),o.document.addEventListener("mouseup",this._onUp),o.addEventListener("blur",this._onUp),this._active=!1,this._inertia=[[Date.now(),this._map.getBearing()]],this._startPos=this._pos=n.mousePos(this._el,t),this._center=this._map.transform.centerPoint,t.preventDefault()}},s.prototype._onMove=function(t){this.isActive()||(this._active=!0,this._map.moving=!0,this._fireEvent("rotatestart",t),this._fireEvent("movestart",t),this._pitchWithRotate&&this._fireEvent("pitchstart",t));var e=this._map;e.stop();var r=this._pos,i=n.mousePos(this._el,t),o=.8*(r.x-i.x),a=-.5*(r.y-i.y),s=e.getBearing()-o,l=e.getPitch()-a,u=this._inertia,c=u[u.length-1];this._drainInertiaBuffer(),u.push([Date.now(),e._normalizeBearing(s,c[1])]),e.transform.bearing=s,this._pitchWithRotate&&(this._fireEvent("pitch",t),e.transform.pitch=l),this._fireEvent("rotate",t),this._fireEvent("move",t),this._pos=i},s.prototype._onUp=function(t){var e=this;if(o.document.removeEventListener("mousemove",this._onMove,{capture:!0}),o.document.removeEventListener("mouseup",this._onUp),o.removeEventListener("blur",this._onUp),n.enableDrag(),this.isActive()){this._active=!1,this._fireEvent("rotateend",t),this._drainInertiaBuffer();var r=this._map,i=r.getBearing(),s=this._inertia,l=function(){Math.abs(i)<e._bearingSnap?r.resetNorth({noMoveStart:!0},{originalEvent:t}):(e._map.moving=!1,e._fireEvent("moveend",t)),e._pitchWithRotate&&e._fireEvent("pitchend",t)};if(s.length<2)return void l();var u=s[0],c=s[s.length-1],p=s[s.length-2],h=r._normalizeBearing(i,p[1]),f=c[1]-u[1],d=f<0?-1:1,m=(c[0]-u[0])/1e3;if(0===f||0===m)return void l();var v=Math.abs(f*(.25/m));v>180&&(v=180);var y=v/180;h+=d*v*(y/2),Math.abs(r._normalizeBearing(h,0))<this._bearingSnap&&(h=r._normalizeBearing(0,h)),r.rotateTo(h,{duration:1e3*y,easing:a,noMoveStart:!0},{originalEvent:t})}},s.prototype._fireEvent=function(t,e){return this._map.fire(t,{originalEvent:e})},s.prototype._drainInertiaBuffer=function(){for(var t=this._inertia,e=Date.now();t.length>0&&e-t[0][0]>160;)t.shift()},e.exports=s},{"../../util/dom":209,"../../util/util":223,"../../util/window":204}],193:[function(t,e,r){"use strict";function n(t){return t*(2-t)}var i=t("../../util/util"),o=function(t){this._map=t,this._el=t.getCanvasContainer(),i.bindAll(["_onKeyDown"],this)};o.prototype.isEnabled=function(){return!!this._enabled},o.prototype.enable=function(){this.isEnabled()||(this._el.addEventListener("keydown",this._onKeyDown,!1),this._enabled=!0)},o.prototype.disable=function(){this.isEnabled()&&(this._el.removeEventListener("keydown",this._onKeyDown),this._enabled=!1)},o.prototype._onKeyDown=function(t){if(!(t.altKey||t.ctrlKey||t.metaKey)){var e=0,r=0,i=0,o=0,a=0;switch(t.keyCode){case 61:case 107:case 171:case 187:e=1;break;case 189:case 109:case 173:e=-1;break;case 37:t.shiftKey?r=-1:(t.preventDefault(),o=-1);break;case 39:t.shiftKey?r=1:(t.preventDefault(),o=1);break;case 38:t.shiftKey?i=1:(t.preventDefault(),a=-1);break;case 40:t.shiftKey?i=-1:(a=1,t.preventDefault());break;default:return}var s=this._map,l=s.getZoom(),u={duration:300,delayEndEvents:500,easing:n,zoom:e?Math.round(l)+e*(t.shiftKey?2:1):l,bearing:s.getBearing()+15*r,pitch:s.getPitch()+10*i,offset:[100*-o,100*-a],center:s.getCenter()};s.easeTo(u,{originalEvent:t})}},e.exports=o},{"../../util/util":223}],194:[function(t,e,r){"use strict";var n=t("../../util/dom"),i=t("../../util/util"),o=t("../../util/browser"),a=t("../../util/window"),s=a.navigator.userAgent.toLowerCase(),l=-1!==s.indexOf("firefox"),u=-1!==s.indexOf("safari")&&-1===s.indexOf("chrom"),c=function(t){this._map=t,this._el=t.getCanvasContainer(),i.bindAll(["_onWheel","_onTimeout"],this)};c.prototype.isEnabled=function(){return!!this._enabled},c.prototype.enable=function(t){this.isEnabled()||(this._el.addEventListener("wheel",this._onWheel,!1),this._el.addEventListener("mousewheel",this._onWheel,!1),this._enabled=!0,this._aroundCenter=t&&"center"===t.around)},c.prototype.disable=function(){this.isEnabled()&&(this._el.removeEventListener("wheel",this._onWheel),this._el.removeEventListener("mousewheel",this._onWheel),this._enabled=!1)},c.prototype._onWheel=function(t){var e=0;"wheel"===t.type?(e=t.deltaY,l&&t.deltaMode===a.WheelEvent.DOM_DELTA_PIXEL&&(e/=o.devicePixelRatio),t.deltaMode===a.WheelEvent.DOM_DELTA_LINE&&(e*=40)):"mousewheel"===t.type&&(e=-t.wheelDeltaY,u&&(e/=3));var r=o.now(),i=r-(this._time||0);this._pos=n.mousePos(this._el,t),this._time=r,0!==e&&e%4.000244140625==0?this._type="wheel":0!==e&&Math.abs(e)<4?this._type="trackpad":i>400?(this._type=null,this._lastValue=e,this._timeout=setTimeout(this._onTimeout,40)):this._type||(this._type=Math.abs(i*e)<200?"trackpad":"wheel",this._timeout&&(clearTimeout(this._timeout),this._timeout=null,e+=this._lastValue)),t.shiftKey&&e&&(e/=4),this._type&&this._zoom(-e,t),t.preventDefault()},c.prototype._onTimeout=function(){this._type="wheel",this._zoom(-this._lastValue)},c.prototype._zoom=function(t,e){if(0!==t){var r=this._map,n=2/(1+Math.exp(-Math.abs(t/100)));t<0&&0!==n&&(n=1/n);var i=r.ease?r.ease.to:r.transform.scale,o=r.transform.scaleZoom(i*n);r.zoomTo(o,{duration:"wheel"===this._type?200:0,around:this._aroundCenter?r.getCenter():r.unproject(this._pos),delayEndEvents:200,smoothEasing:!0},{originalEvent:e})}},e.exports=c},{"../../util/browser":202,"../../util/dom":209,"../../util/util":223,"../../util/window":204}],195:[function(t,e,r){"use strict";var n=t("../../util/dom"),i=t("../../util/util"),o=t("../../util/window"),a=i.bezier(0,0,.15,1),s=function(t){this._map=t,this._el=t.getCanvasContainer(),i.bindAll(["_onStart","_onMove","_onEnd"],this)};s.prototype.isEnabled=function(){return!!this._enabled},s.prototype.enable=function(t){this.isEnabled()||(this._el.classList.add("mapboxgl-touch-zoom-rotate"),this._el.addEventListener("touchstart",this._onStart,!1),this._enabled=!0,this._aroundCenter=t&&"center"===t.around)},s.prototype.disable=function(){this.isEnabled()&&(this._el.classList.remove("mapboxgl-touch-zoom-rotate"),this._el.removeEventListener("touchstart",this._onStart),this._enabled=!1)},s.prototype.disableRotation=function(){this._rotationDisabled=!0},s.prototype.enableRotation=function(){this._rotationDisabled=!1},s.prototype._onStart=function(t){if(2===t.touches.length){var e=n.mousePos(this._el,t.touches[0]),r=n.mousePos(this._el,t.touches[1]);this._startVec=e.sub(r),this._startScale=this._map.transform.scale,this._startBearing=this._map.transform.bearing,this._gestureIntent=void 0,this._inertia=[],o.document.addEventListener("touchmove",this._onMove,!1),o.document.addEventListener("touchend",this._onEnd,!1)}},s.prototype._onMove=function(t){if(2===t.touches.length){var e=n.mousePos(this._el,t.touches[0]),r=n.mousePos(this._el,t.touches[1]),i=e.add(r).div(2),o=e.sub(r),a=o.mag()/this._startVec.mag(),s=this._rotationDisabled?0:180*o.angleWith(this._startVec)/Math.PI,l=this._map;if(this._gestureIntent){var u={duration:0,around:l.unproject(i)};"rotate"===this._gestureIntent&&(u.bearing=this._startBearing+s),"zoom"!==this._gestureIntent&&"rotate"!==this._gestureIntent||(u.zoom=l.transform.scaleZoom(this._startScale*a)),l.stop(),this._drainInertiaBuffer(),this._inertia.push([Date.now(),a,i]),l.easeTo(u,{originalEvent:t})}else{var c=Math.abs(1-a)>.15;Math.abs(s)>10?this._gestureIntent="rotate":c&&(this._gestureIntent="zoom"),this._gestureIntent&&(this._startVec=o,this._startScale=l.transform.scale,this._startBearing=l.transform.bearing)}t.preventDefault()}},s.prototype._onEnd=function(t){o.document.removeEventListener("touchmove",this._onMove),o.document.removeEventListener("touchend",this._onEnd),this._drainInertiaBuffer();var e=this._inertia,r=this._map;if(e.length<2)return void r.snapToNorth({},{originalEvent:t});var n=e[e.length-1],i=e[0],s=r.transform.scaleZoom(this._startScale*n[1]),l=r.transform.scaleZoom(this._startScale*i[1]),u=s-l,c=(n[0]-i[0])/1e3,p=n[2];if(0===c||s===l)return void r.snapToNorth({},{originalEvent:t});var h=.15*u/c;Math.abs(h)>2.5&&(h=h>0?2.5:-2.5);var f=1e3*Math.abs(h/(12*.15)),d=s+h*f/2e3;d<0&&(d=0),r.easeTo({zoom:d,duration:f,easing:a,around:this._aroundCenter?r.getCenter():r.unproject(p)},{originalEvent:t})},s.prototype._drainInertiaBuffer=function(){for(var t=this._inertia,e=Date.now();t.length>2&&e-t[0][0]>160;)t.shift()},e.exports=s},{"../../util/dom":209,"../../util/util":223,"../../util/window":204}],196:[function(t,e,r){"use strict";var n=t("../util/util"),i=t("../util/window"),o=function(){n.bindAll(["_onHashChange","_updateHash"],this)};o.prototype.addTo=function(t){return this._map=t,i.addEventListener("hashchange",this._onHashChange,!1),this._map.on("moveend",this._updateHash),this},o.prototype.remove=function(){return i.removeEventListener("hashchange",this._onHashChange,!1),this._map.off("moveend",this._updateHash),delete this._map,this},o.prototype.getHashString=function(t){var e=this._map.getCenter(),r=Math.round(100*this._map.getZoom())/100,n=Math.max(0,Math.ceil(Math.log(r)/Math.LN2)),i=Math.round(e.lng*Math.pow(10,n))/Math.pow(10,n),o=Math.round(e.lat*Math.pow(10,n))/Math.pow(10,n),a=this._map.getBearing(),s=this._map.getPitch(),l="";return l+=t?"#/"+i+"/"+o+"/"+r:"#"+r+"/"+o+"/"+i,(a||s)&&(l+="/"+Math.round(10*a)/10),s&&(l+="/"+Math.round(s)),l},o.prototype._onHashChange=function(){var t=i.location.hash.replace("#","").split("/");return t.length>=3&&(this._map.jumpTo({center:[+t[2],+t[1]],zoom:+t[0],bearing:+(t[3]||0),pitch:+(t[4]||0)}),!0)},o.prototype._updateHash=function(){var t=this.getHashString();i.history.replaceState("","",t)},e.exports=o},{"../util/util":223,"../util/window":204}],197:[function(t,e,r){"use strict";function n(t){t.parentNode&&t.parentNode.removeChild(t)}var i=t("../util/util"),o=t("../util/browser"),a=t("../util/window"),s=t("../util/window"),l=s.HTMLImageElement,u=t("../util/dom"),c=t("../util/ajax"),p=t("../style/style"),h=t("../style/animation_loop"),f=t("../render/painter"),d=t("../geo/transform"),m=t("./hash"),v=t("./bind_handlers"),y=t("./camera"),g=t("../geo/lng_lat"),_=t("../geo/lng_lat_bounds"),x=t("@mapbox/point-geometry"),b=t("./control/attribution_control"),w=t("./control/logo_control"),T=t("mapbox-gl-supported");t("./events");var S={center:[0,0],zoom:0,bearing:0,pitch:0,minZoom:0,maxZoom:22,interactive:!0,scrollZoom:!0,boxZoom:!0,dragRotate:!0,dragPan:!0,keyboard:!0,doubleClickZoom:!0,touchZoomRotate:!0,bearingSnap:7,hash:!1,attributionControl:!0,failIfMajorPerformanceCaveat:!1,preserveDrawingBuffer:!1,trackResize:!0,renderWorldCopies:!0,refreshExpiredTiles:!0,maxTileCacheSize:null,transformRequest:null},z=function(t){function e(e){var r=this;if(e=i.extend({},S,e),null!=e.minZoom&&null!=e.maxZoom&&e.minZoom>e.maxZoom)throw new Error("maxZoom must be greater than minZoom");var n=new d(e.minZoom,e.maxZoom,e.renderWorldCopies);t.call(this,n,e),this._interactive=e.interactive,this._maxTileCacheSize=e.maxTileCacheSize,this._failIfMajorPerformanceCaveat=e.failIfMajorPerformanceCaveat,this._preserveDrawingBuffer=e.preserveDrawingBuffer,this._trackResize=e.trackResize,this._bearingSnap=e.bearingSnap,this._refreshExpiredTiles=e.refreshExpiredTiles;var o=e.transformRequest;if(this._transformRequest=o?function(t,e){return o(t,e)||{url:t}}:function(t){return{url:t}},"string"==typeof e.container){var s=a.document.getElementById(e.container);if(!s)throw new Error("Container '"+e.container+"' not found.");this._container=s}else this._container=e.container;this.animationLoop=new h,e.maxBounds&&this.setMaxBounds(e.maxBounds),i.bindAll(["_onWindowOnline","_onWindowResize","_contextLost","_contextRestored","_update","_render","_onData","_onDataLoading"],this),this._setupContainer(),this._setupPainter(),this.on("move",this._update.bind(this,!1)),this.on("zoom",this._update.bind(this,!0)),this.on("moveend",function(){r.animationLoop.set(300),r._rerender()}),void 0!==a&&(a.addEventListener("online",this._onWindowOnline,!1),a.addEventListener("resize",this._onWindowResize,!1)),v(this,e),this._hash=e.hash&&(new m).addTo(this),this._hash&&this._hash._onHashChange()||this.jumpTo({center:e.center,zoom:e.zoom,bearing:e.bearing,pitch:e.pitch}),this._classes=[],this.resize(),e.classes&&this.setClasses(e.classes),e.style&&this.setStyle(e.style,{localIdeographFontFamily:e.localIdeographFontFamily}),e.attributionControl&&this.addControl(new b),this.addControl(new w,e.logoPosition),this.on("style.load",function(){this.transform.unmodified&&this.jumpTo(this.style.stylesheet),this.style.update(this._classes,{transition:!1})}),this.on("data",this._onData),this.on("dataloading",this._onDataLoading)}t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e;var r={showTileBoundaries:{},showCollisionBoxes:{},showOverdrawInspector:{},repaint:{},vertices:{}};return e.prototype.addControl=function(t,e){void 0===e&&t.getDefaultPosition&&(e=t.getDefaultPosition()),void 0===e&&(e="top-right");var r=t.onAdd(this),n=this._controlPositions[e];return-1!==e.indexOf("bottom")?n.insertBefore(r,n.firstChild):n.appendChild(r),this},e.prototype.removeControl=function(t){return t.onRemove(this),this},e.prototype.addClass=function(t,e){return i.warnOnce("Style classes are deprecated and will be removed in an upcoming release of Mapbox GL JS."),this._classes.indexOf(t)>=0||""===t?this:(this._classes.push(t),this._classOptions=e,this.style&&this.style.updateClasses(),this._update(!0))},e.prototype.removeClass=function(t,e){i.warnOnce("Style classes are deprecated and will be removed in an upcoming release of Mapbox GL JS.");var r=this._classes.indexOf(t);return r<0||""===t?this:(this._classes.splice(r,1),this._classOptions=e,this.style&&this.style.updateClasses(),this._update(!0))},e.prototype.setClasses=function(t,e){i.warnOnce("Style classes are deprecated and will be removed in an upcoming release of Mapbox GL JS.");for(var r={},n=0;n<t.length;n++)""!==t[n]&&(r[t[n]]=!0);return this._classes=Object.keys(r),this._classOptions=e,this.style&&this.style.updateClasses(),this._update(!0)},e.prototype.hasClass=function(t){return i.warnOnce("Style classes are deprecated and will be removed in an upcoming release of Mapbox GL JS."),this._classes.indexOf(t)>=0},e.prototype.getClasses=function(){return i.warnOnce("Style classes are deprecated and will be removed in an upcoming release of Mapbox GL JS."),this._classes},e.prototype.resize=function(){var t=this._containerDimensions(),e=t[0],r=t[1];return this._resizeCanvas(e,r),this.transform.resize(e,r),this.painter.resize(e,r),this.fire("movestart").fire("move").fire("resize").fire("moveend")},e.prototype.getBounds=function(){var t=new _(this.transform.pointLocation(new x(0,this.transform.height)),this.transform.pointLocation(new x(this.transform.width,0)));return(this.transform.angle||this.transform.pitch)&&(t.extend(this.transform.pointLocation(new x(this.transform.size.x,0))),t.extend(this.transform.pointLocation(new x(0,this.transform.size.y)))),t},e.prototype.getMaxBounds=function(){return this.transform.latRange&&2===this.transform.latRange.length&&this.transform.lngRange&&2===this.transform.lngRange.length?new _([this.transform.lngRange[0],this.transform.latRange[0]],[this.transform.lngRange[1],this.transform.latRange[1]]):null},e.prototype.setMaxBounds=function(t){if(t){var e=_.convert(t);this.transform.lngRange=[e.getWest(),e.getEast()],this.transform.latRange=[e.getSouth(),e.getNorth()],this.transform._constrain(),this._update()}else null!==t&&void 0!==t||(this.transform.lngRange=null,this.transform.latRange=null,this._update());return this},e.prototype.setMinZoom=function(t){if((t=null===t||void 0===t?0:t)>=0&&t<=this.transform.maxZoom)return this.transform.minZoom=t,this._update(),this.getZoom()<t&&this.setZoom(t),this;throw new Error("minZoom must be between 0 and the current maxZoom, inclusive")},e.prototype.getMinZoom=function(){return this.transform.minZoom},e.prototype.setMaxZoom=function(t){if((t=null===t||void 0===t?22:t)>=this.transform.minZoom)return this.transform.maxZoom=t,this._update(),this.getZoom()>t&&this.setZoom(t),this;throw new Error("maxZoom must be greater than the current minZoom")},e.prototype.getMaxZoom=function(){return this.transform.maxZoom},e.prototype.project=function(t){return this.transform.locationPoint(g.convert(t))},e.prototype.unproject=function(t){return this.transform.pointLocation(x.convert(t))},e.prototype.on=function(e,r,n){var o=this;if(void 0===n)return t.prototype.on.call(this,e,r);var a=function(){if("mouseenter"===e||"mouseover"===e){var t=!1;return{layer:r,listener:n,delegates:{mousemove:function(a){var s=o.getLayer(r)?o.queryRenderedFeatures(a.point,{layers:[r]}):[];s.length?t||(t=!0,n.call(o,i.extend({features:s},a,{type:e}))):t=!1},mouseout:function(){t=!1}}}}if("mouseleave"===e||"mouseout"===e){var a=!1;return{layer:r,listener:n,delegates:{mousemove:function(t){(o.getLayer(r)?o.queryRenderedFeatures(t.point,{layers:[r]}):[]).length?a=!0:a&&(a=!1,n.call(o,i.extend({},t,{type:e})))},mouseout:function(t){a&&(a=!1,n.call(o,i.extend({},t,{type:e})))}}}}var s=function(t){var e=o.getLayer(r)?o.queryRenderedFeatures(t.point,{layers:[r]}):[];e.length&&n.call(o,i.extend({features:e},t))};return{layer:r,listener:n,delegates:(l={},l[e]=s,l)};var l}();this._delegatedListeners=this._delegatedListeners||{},this._delegatedListeners[e]=this._delegatedListeners[e]||[],this._delegatedListeners[e].push(a);for(var s in a.delegates)o.on(s,a.delegates[s]);return this},e.prototype.off=function(e,r,n){var i=this;if(void 0===n)return t.prototype.off.call(this,e,r);if(this._delegatedListeners&&this._delegatedListeners[e])for(var o=this._delegatedListeners[e],a=0;a<o.length;a++){var s=o[a];if(s.layer===r&&s.listener===n){for(var l in s.delegates)i.off(l,s.delegates[l]);return o.splice(a,1),i}}return this},e.prototype.queryRenderedFeatures=function(){for(var t=[],e=arguments.length;e--;)t[e]=arguments[e];var r,n={};return 2===t.length?(r=arguments[0],n=arguments[1]):1===t.length&&function(t){return t instanceof x||Array.isArray(t)}(t[0])?r=t[0]:1===t.length&&(n=t[0]),this.style?this.style.queryRenderedFeatures(this._makeQueryGeometry(r),n,this.transform.zoom,this.transform.angle):[]},e.prototype._makeQueryGeometry=function(t){var e=this;void 0===t&&(t=[x.convert([0,0]),x.convert([this.transform.width,this.transform.height])]);var r;if(t instanceof x||"number"==typeof t[0])r=[x.convert(t)];else{var n=[x.convert(t[0]),x.convert(t[1])];r=[n[0],new x(n[1].x,n[0].y),n[1],new x(n[0].x,n[1].y),n[0]]}return r=r.map(function(t){return e.transform.pointCoordinate(t)})},e.prototype.querySourceFeatures=function(t,e){return this.style.querySourceFeatures(t,e)},e.prototype.setStyle=function(t,e){if((!e||!1!==e.diff&&!e.localIdeographFontFamily)&&this.style&&t&&!(t instanceof p)&&"string"!=typeof t)try{return this.style.setState(t)&&this._update(!0),this}catch(t){i.warnOnce("Unable to perform style diff: "+(t.message||t.error||t)+".  Rebuilding the style from scratch.")}return this.style&&(this.style.setEventedParent(null),this.style._remove(),this.off("rotate",this.style._redoPlacement),this.off("pitch",this.style._redoPlacement),this.off("move",this.style._redoPlacement)),t?(this.style=t instanceof p?t:new p(t,this,e||{}),this.style.setEventedParent(this,{style:this.style}),this.on("rotate",this.style._redoPlacement),this.on("pitch",this.style._redoPlacement),this.on("move",this.style._redoPlacement),this):(this.style=null,this)},e.prototype.getStyle=function(){if(this.style)return this.style.serialize()},e.prototype.isStyleLoaded=function(){return this.style?this.style.loaded():i.warnOnce("There is no style added to the map.")},e.prototype.addSource=function(t,e){return this.style.addSource(t,e),this._update(!0),this},e.prototype.isSourceLoaded=function(t){var e=this.style&&this.style.sourceCaches[t];return void 0===e?void this.fire("error",{error:new Error("There is no source with ID '"+t+"'")}):e.loaded()},e.prototype.areTilesLoaded=function(){var t=this.style&&this.style.sourceCaches;for(var e in t){var r=t[e],n=r._tiles;for(var i in n){var o=n[i];if("loaded"!==o.state&&"errored"!==o.state)return!1}}return!0},e.prototype.addSourceType=function(t,e,r){return this.style.addSourceType(t,e,r)},e.prototype.removeSource=function(t){return this.style.removeSource(t),this._update(!0),this},e.prototype.getSource=function(t){return this.style.getSource(t)},e.prototype.addImage=function(t,e,r){void 0===r&&(r={});var n=r.pixelRatio;void 0===n&&(n=1);var i=r.sdf;if(void 0===i&&(i=!1),e instanceof l)e=o.getImageData(e);else if(void 0===e.width||void 0===e.height)return this.fire("error",{error:new Error("Invalid arguments to map.addImage(). The second argument must be an `HTMLImageElement`, `ImageData`, or object with `width`, `height`, and `data` properties with the same format as `ImageData`")});this.style.addImage(t,{data:e,pixelRatio:n,sdf:i})},e.prototype.removeImage=function(t){this.style.removeImage(t)},e.prototype.loadImage=function(t,e){c.getImage(this._transformRequest(t,c.ResourceType.Image),e)},e.prototype.addLayer=function(t,e){return this.style.addLayer(t,e),this._update(!0),this},e.prototype.moveLayer=function(t,e){return this.style.moveLayer(t,e),this._update(!0),this},e.prototype.removeLayer=function(t){return this.style.removeLayer(t),this._update(!0),this},e.prototype.getLayer=function(t){return this.style.getLayer(t)},e.prototype.setFilter=function(t,e){return this.style.setFilter(t,e),this._update(!0),this},e.prototype.setLayerZoomRange=function(t,e,r){return this.style.setLayerZoomRange(t,e,r),this._update(!0),this},e.prototype.getFilter=function(t){return this.style.getFilter(t)},e.prototype.setPaintProperty=function(t,e,r,n){return this.style.setPaintProperty(t,e,r,n),this._update(!0),this},e.prototype.getPaintProperty=function(t,e,r){return this.style.getPaintProperty(t,e,r)},e.prototype.setLayoutProperty=function(t,e,r){return this.style.setLayoutProperty(t,e,r),this._update(!0),this},e.prototype.getLayoutProperty=function(t,e){return this.style.getLayoutProperty(t,e)},e.prototype.setLight=function(t){return this.style.setLight(t),this._update(!0),this},e.prototype.getLight=function(){return this.style.getLight()},e.prototype.getContainer=function(){return this._container},e.prototype.getCanvasContainer=function(){return this._canvasContainer},e.prototype.getCanvas=function(){return this._canvas},e.prototype._containerDimensions=function(){var t=0,e=0;return this._container&&(t=this._container.offsetWidth||400,e=this._container.offsetHeight||300),[t,e]},e.prototype._setupContainer=function(){var t=this._container;t.classList.add("mapboxgl-map");var e=this._canvasContainer=u.create("div","mapboxgl-canvas-container",t);this._interactive&&e.classList.add("mapboxgl-interactive"),this._canvas=u.create("canvas","mapboxgl-canvas",e),this._canvas.style.position="absolute",this._canvas.addEventListener("webglcontextlost",this._contextLost,!1),this._canvas.addEventListener("webglcontextrestored",this._contextRestored,!1),this._canvas.setAttribute("tabindex","0"),this._canvas.setAttribute("aria-label","Map");var r=this._containerDimensions();this._resizeCanvas(r[0],r[1]);var n=this._controlContainer=u.create("div","mapboxgl-control-container",t),i=this._controlPositions={};["top-left","top-right","bottom-left","bottom-right"].forEach(function(t){i[t]=u.create("div","mapboxgl-ctrl-"+t,n)})},e.prototype._resizeCanvas=function(t,e){var r=a.devicePixelRatio||1;this._canvas.width=r*t,this._canvas.height=r*e,this._canvas.style.width=t+"px",this._canvas.style.height=e+"px"},e.prototype._setupPainter=function(){var t=i.extend({failIfMajorPerformanceCaveat:this._failIfMajorPerformanceCaveat,preserveDrawingBuffer:this._preserveDrawingBuffer},T.webGLContextAttributes),e=this._canvas.getContext("webgl",t)||this._canvas.getContext("experimental-webgl",t);if(!e)return void this.fire("error",{error:new Error("Failed to initialize WebGL")});this.painter=new f(e,this.transform)},e.prototype._contextLost=function(t){t.preventDefault(),this._frameId&&(o.cancelFrame(this._frameId),this._frameId=null),this.fire("webglcontextlost",{originalEvent:t})},e.prototype._contextRestored=function(t){this._setupPainter(),this.resize(),this._update(),this.fire("webglcontextrestored",{originalEvent:t})},e.prototype.loaded=function(){return!this._styleDirty&&!this._sourcesDirty&&!(!this.style||!this.style.loaded())},e.prototype._update=function(t){return this.style?(this._styleDirty=this._styleDirty||t,this._sourcesDirty=!0,this._rerender(),this):this},e.prototype._render=function(){return this.style&&this._styleDirty&&(this._styleDirty=!1,this.style.update(this._classes,this._classOptions),this._classOptions=null,this.style._recalculate(this.transform.zoom)),this.style&&this._sourcesDirty&&(this._sourcesDirty=!1,this.style._updateSources(this.transform)),this.painter.render(this.style,{showTileBoundaries:this.showTileBoundaries,showOverdrawInspector:this._showOverdrawInspector,rotating:this.rotating,zooming:this.zooming}),this.fire("render"),this.loaded()&&!this._loaded&&(this._loaded=!0,this.fire("load")),this._frameId=null,this.animationLoop.stopped()||(this._styleDirty=!0),(this._sourcesDirty||this._repaint||this._styleDirty)&&this._rerender(),this},e.prototype.remove=function(){this._hash&&this._hash.remove(),o.cancelFrame(this._frameId),this._frameId=null,this.setStyle(null),void 0!==a&&(a.removeEventListener("resize",this._onWindowResize,!1),a.removeEventListener("online",this._onWindowOnline,!1));var t=this.painter.gl.getExtension("WEBGL_lose_context");t&&t.loseContext(),n(this._canvasContainer),n(this._controlContainer),this._container.classList.remove("mapboxgl-map"),this.fire("remove")},e.prototype._rerender=function(){this.style&&!this._frameId&&(this._frameId=o.frame(this._render))},e.prototype._onWindowOnline=function(){this._update()},e.prototype._onWindowResize=function(){this._trackResize&&this.stop().resize()._update()},r.showTileBoundaries.get=function(){return!!this._showTileBoundaries},r.showTileBoundaries.set=function(t){this._showTileBoundaries!==t&&(this._showTileBoundaries=t,this._update())},r.showCollisionBoxes.get=function(){return!!this._showCollisionBoxes},r.showCollisionBoxes.set=function(t){this._showCollisionBoxes!==t&&(this._showCollisionBoxes=t,this.style._redoPlacement())},r.showOverdrawInspector.get=function(){return!!this._showOverdrawInspector},r.showOverdrawInspector.set=function(t){this._showOverdrawInspector!==t&&(this._showOverdrawInspector=t,this._update())},r.repaint.get=function(){return!!this._repaint},r.repaint.set=function(t){this._repaint=t,this._update()},r.vertices.get=function(){return!!this._vertices},r.vertices.set=function(t){this._vertices=t,this._update()},e.prototype._onData=function(t){this._update("style"===t.dataType),this.fire(t.dataType+"data",t)},e.prototype._onDataLoading=function(t){this.fire(t.dataType+"dataloading",t)},Object.defineProperties(e.prototype,r),e}(y);e.exports=z},{"../geo/lng_lat":58,"../geo/lng_lat_bounds":59,"../geo/transform":60,"../render/painter":79,"../style/animation_loop":150,"../style/style":156,"../util/ajax":201,"../util/browser":202,"../util/dom":209,"../util/util":223,"../util/window":204,"./bind_handlers":180,"./camera":181,"./control/attribution_control":182,"./control/logo_control":185,"./events":188,"./hash":196,"@mapbox/point-geometry":2,"mapbox-gl-supported":28}],198:[function(t,e,r){"use strict";var n=t("../util/dom"),i=t("../geo/lng_lat"),o=t("@mapbox/point-geometry"),a=t("../util/smart_wrap"),s=t("../util/util"),l=s.bindAll,u=function(t,e){this._offset=o.convert(e&&e.offset||[0,0]),l(["_update","_onMapClick"],this),t||(t=n.create("div")),t.classList.add("mapboxgl-marker"),this._element=t,this._popup=null};u.prototype.addTo=function(t){return this.remove(),this._map=t,t.getCanvasContainer().appendChild(this._element),t.on("move",this._update),t.on("moveend",this._update),this._update(),this._map.on("click",this._onMapClick),this},u.prototype.remove=function(){return this._map&&(this._map.off("click",this._onMapClick),this._map.off("move",this._update),this._map.off("moveend",this._update),delete this._map),n.remove(this._element),this._popup&&this._popup.remove(),this},u.prototype.getLngLat=function(){return this._lngLat},u.prototype.setLngLat=function(t){return this._lngLat=i.convert(t),this._pos=null,this._popup&&this._popup.setLngLat(this._lngLat),this._update(),this},u.prototype.getElement=function(){return this._element},u.prototype.setPopup=function(t){return this._popup&&(this._popup.remove(),this._popup=null),t&&("offset"in t.options||(t.options.offset=this._offset),this._popup=t,this._popup.setLngLat(this._lngLat)),this},u.prototype._onMapClick=function(t){var e=t.originalEvent.target,r=this._element;this._popup&&(e===r||r.contains(e))&&this.togglePopup()},u.prototype.getPopup=function(){return this._popup},u.prototype.togglePopup=function(){var t=this._popup;return t?(t.isOpen()?t.remove():t.addTo(this._map),this):this},u.prototype._update=function(t){this._map&&(this._map.transform.renderWorldCopies&&(this._lngLat=a(this._lngLat,this._pos,this._map.transform)),this._pos=this._map.project(this._lngLat)._add(this._offset),t&&"moveend"!==t.type||(this._pos=this._pos.round()),n.setTransform(this._element,"translate(-50%, -50%) translate("+this._pos.x+"px, "+this._pos.y+"px)"))},e.exports=u},{"../geo/lng_lat":58,"../util/dom":209,"../util/smart_wrap":219,"../util/util":223,"@mapbox/point-geometry":2}],199:[function(t,e,r){"use strict";function n(t){if(t){if("number"==typeof t){var e=Math.round(Math.sqrt(.5*Math.pow(t,2)));return{top:new l(0,t),"top-left":new l(e,e),"top-right":new l(-e,e),bottom:new l(0,-t),"bottom-left":new l(e,-e),"bottom-right":new l(-e,-e),left:new l(t,0),right:new l(-t,0)}}if(t instanceof l||Array.isArray(t)){var r=l.convert(t);return{top:r,"top-left":r,"top-right":r,bottom:r,"bottom-left":r,"bottom-right":r,left:r,right:r}}return{top:l.convert(t.top||[0,0]),"top-left":l.convert(t["top-left"]||[0,0]),"top-right":l.convert(t["top-right"]||[0,0]),bottom:l.convert(t.bottom||[0,0]),"bottom-left":l.convert(t["bottom-left"]||[0,0]),"bottom-right":l.convert(t["bottom-right"]||[0,0]),left:l.convert(t.left||[0,0]),right:l.convert(t.right||[0,0])}}return n(new l(0,0))}var i=t("../util/util"),o=t("../util/evented"),a=t("../util/dom"),s=t("../geo/lng_lat"),l=t("@mapbox/point-geometry"),u=t("../util/window"),c=t("../util/smart_wrap"),p={closeButton:!0,closeOnClick:!0},h=function(t){function e(e){t.call(this),this.options=i.extend(Object.create(p),e),i.bindAll(["_update","_onClickClose"],this)}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype.addTo=function(t){return this._map=t,this._map.on("move",this._update),this.options.closeOnClick&&this._map.on("click",this._onClickClose),this._update(),this},e.prototype.isOpen=function(){return!!this._map},e.prototype.remove=function(){return this._content&&a.remove(this._content),this._container&&(a.remove(this._container),delete this._container),this._map&&(this._map.off("move",this._update),this._map.off("click",this._onClickClose),delete this._map),this.fire("close"),this},e.prototype.getLngLat=function(){return this._lngLat},e.prototype.setLngLat=function(t){return this._lngLat=s.convert(t),this._pos=null,this._update(),this},e.prototype.setText=function(t){return this.setDOMContent(u.document.createTextNode(t))},e.prototype.setHTML=function(t){var e,r=u.document.createDocumentFragment(),n=u.document.createElement("body");for(n.innerHTML=t;e=n.firstChild;)r.appendChild(e);return this.setDOMContent(r)},e.prototype.setDOMContent=function(t){return this._createContent(),this._content.appendChild(t),this._update(),this},e.prototype._createContent=function(){this._content&&a.remove(this._content),this._content=a.create("div","mapboxgl-popup-content",this._container),this.options.closeButton&&(this._closeButton=a.create("button","mapboxgl-popup-close-button",this._content),this._closeButton.type="button",this._closeButton.setAttribute("aria-label","Close popup"),this._closeButton.innerHTML="&#215;",this._closeButton.addEventListener("click",this._onClickClose))},e.prototype._update=function(){if(this._map&&this._lngLat&&this._content){this._container||(this._container=a.create("div","mapboxgl-popup",this._map.getContainer()),this._tip=a.create("div","mapboxgl-popup-tip",this._container),this._container.appendChild(this._content)),this._map.transform.renderWorldCopies&&(this._lngLat=c(this._lngLat,this._pos,this._map.transform));var t=this._pos=this._map.project(this._lngLat),e=this.options.anchor,r=n(this.options.offset);if(!e){var i=this._container.offsetWidth,o=this._container.offsetHeight;e=t.y+r.bottom.y<o?["top"]:t.y>this._map.transform.height-o?["bottom"]:[],t.x<i/2?e.push("left"):t.x>this._map.transform.width-i/2&&e.push("right"),e=0===e.length?"bottom":e.join("-")}var s=t.add(r[e]).round(),l={top:"translate(-50%,0)","top-left":"translate(0,0)","top-right":"translate(-100%,0)",bottom:"translate(-50%,-100%)","bottom-left":"translate(0,-100%)","bottom-right":"translate(-100%,-100%)",left:"translate(0,-50%)",right:"translate(-100%,-50%)"},u=this._container.classList;for(var p in l)u.remove("mapboxgl-popup-anchor-"+p);u.add("mapboxgl-popup-anchor-"+e),a.setTransform(this._container,l[e]+" translate("+s.x+"px,"+s.y+"px)")}},e.prototype._onClickClose=function(){this.remove()},e}(o);e.exports=h},{"../geo/lng_lat":58,"../util/dom":209,"../util/evented":210,"../util/smart_wrap":219,"../util/util":223,"../util/window":204,"@mapbox/point-geometry":2}],200:[function(t,e,r){"use strict";var n=t("./util"),i=function(t,e,r){this.target=t,this.parent=e,this.mapId=r,this.callbacks={},this.callbackID=0,n.bindAll(["receive"],this),this.target.addEventListener("message",this.receive,!1)};i.prototype.send=function(t,e,r,n,i){var o=r?this.mapId+":"+this.callbackID++:null;r&&(this.callbacks[o]=r),this.target.postMessage({targetMapId:i,sourceMapId:this.mapId,type:t,id:String(o),data:e},n)},i.prototype.receive=function(t){var e,r=this,n=t.data,i=n.id;if(!n.targetMapId||this.mapId===n.targetMapId){var o=function(t,e,n){r.target.postMessage({sourceMapId:r.mapId,type:"<response>",id:String(i),error:t?String(t):null,data:e},n)};if("<response>"===n.type)e=this.callbacks[n.id],delete this.callbacks[n.id],e&&n.error?e(new Error(n.error)):e&&e(null,n.data);else if(void 0!==n.id&&this.parent[n.type])this.parent[n.type](n.sourceMapId,n.data,o);else if(void 0!==n.id&&this.parent.getWorkerSource){var a=n.type.split("."),s=this.parent.getWorkerSource(n.sourceMapId,a[0]);s[a[1]](n.data,o)}else this.parent[n.type](n.data)}},i.prototype.remove=function(){this.target.removeEventListener("message",this.receive,!1)},e.exports=i},{"./util":223}],201:[function(t,e,r){"use strict";function n(t){var e=new o.XMLHttpRequest;e.open("GET",t.url,!0);for(var r in t.headers)e.setRequestHeader(r,t.headers[r]);return e.withCredentials="include"===t.credentials,e}function i(t){var e=o.document.createElement("a");return e.href=t,e.protocol===o.document.location.protocol&&e.host===o.document.location.host}var o=t("./window"),a={Unknown:"Unknown",Style:"Style",Source:"Source",Tile:"Tile",Glyphs:"Glyphs",SpriteImage:"SpriteImage",SpriteJSON:"SpriteJSON",Image:"Image"};r.ResourceType=a,"function"==typeof Object.freeze&&Object.freeze(a);var s=function(t){function e(e,r){t.call(this,e),this.status=r}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e}(Error);r.getJSON=function(t,e){var r=n(t);return r.setRequestHeader("Accept","application/json"),r.onerror=function(){e(new Error(r.statusText))},r.onload=function(){if(r.status>=200&&r.status<300&&r.response){var t;try{t=JSON.parse(r.response)}catch(t){return e(t)}e(null,t)}else e(new s(r.statusText,r.status))},r.send(),r},r.getArrayBuffer=function(t,e){var r=n(t);return r.responseType="arraybuffer",r.onerror=function(){e(new Error(r.statusText))},r.onload=function(){var t=r.response;if(0===t.byteLength&&200===r.status)return e(new Error("http status 200 returned without content."));r.status>=200&&r.status<300&&r.response?e(null,{data:t,cacheControl:r.getResponseHeader("Cache-Control"),expires:r.getResponseHeader("Expires")}):e(new s(r.statusText,r.status))},r.send(),r};r.getImage=function(t,e){return r.getArrayBuffer(t,function(t,r){if(t)e(t);else if(r){var n=new o.Image,i=o.URL||o.webkitURL;n.onload=function(){e(null,n),i.revokeObjectURL(n.src)};var a=new o.Blob([new Uint8Array(r.data)],{type:"image/png"});n.cacheControl=r.cacheControl,n.expires=r.expires,n.src=r.data.byteLength?i.createObjectURL(a):"data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAC0lEQVQYV2NgAAIAAAUAAarVyFEAAAAASUVORK5CYII="}})},r.getVideo=function(t,e){var 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