Copy over existing styles and map view

1 files changed, 214 insertions, 7 deletions

diff --git a/static/js/bundle.js b/static/js/bundle.js
index e55ce08..b574bdb 100644
--- a/static/js/bundle.js
+++ b/static/js/bundle.js
@@ -46,14 +46,194 @@
 
 	'use strict';
 
-	var React = __webpack_require__(1);
-	var ReactDOM = __webpack_require__(158);
+	var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })();
 
-	ReactDOM.render(React.createElement(
-	  'h1',
-	  null,
-	  'Hello, world!'
-	), document.getElementById('root'));
+	var _react = __webpack_require__(1);
+
+	var _react2 = _interopRequireDefault(_react);
+
+	var _reactDom = __webpack_require__(158);
+
+	var _reactDom2 = _interopRequireDefault(_reactDom);
+
+	function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+
+	function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
+
+	function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }
+
+	function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }
+
+	// Need to directly script-load instead of proper import since GL JS doesn't support webpack
+	// https://github.com/mapbox/mapbox-gl-js/issues/1649
+	__webpack_require__(159);
+
+	var GLMap = (function (_React$Component) {
+	    _inherits(GLMap, _React$Component);
+
+	    function GLMap() {
+	        _classCallCheck(this, GLMap);
+
+	        return _possibleConstructorReturn(this, Object.getPrototypeOf(GLMap).apply(this, arguments));
+	    }
+
+	    _createClass(GLMap, [{
+	        key: 'componentDidMount',
+	        // mapbox auth token
+	        value: function componentDidMount() {
+	            mapboxgl.accessToken = this.props.token;
+	            this.map = new mapboxgl.Map(this.props.view);
+	        }
+
+	        // Adapted from Tim Welch's code that can be found at
+	        // https://github.com/twelch/react-mapbox-gl-seed/blob/4d78eb0/src/components/GLMap.js
+
+	    }, {
+	        key: 'componentWillUnmount',
+	        value: function componentWillUnmount() {
+	            this.map.remove();
+	        }
+	    }, {
+	        key: 'render',
+	        value: function render() {
+	            return _react2.default.createElement('div', { id: 'map' });
+	        }
+	    }]);
+
+	    return GLMap;
+	})(_react2.default.Component);
+
+	GLMap.propTypes = {
+	    view: _react2.default.PropTypes.object, // default map view
+	    token: _react2.default.PropTypes.string };
+
+	var Map = (function (_React$Component2) {
+	    _inherits(Map, _React$Component2);
+
+	    function Map() {
+	        _classCallCheck(this, Map);
+
+	        return _possibleConstructorReturn(this, Object.getPrototypeOf(Map).apply(this, arguments));
+	    }
+
+	    _createClass(Map, [{
+	        key: 'render',
+	        value: function render() {
+	            var mapStyle = {
+	                "version": 8,
+	                "name": "Dark",
+	                "sources": {
+	                    "mapbox": {
+	                        "type": "vector",
+	                        "url": "mapbox://mapbox.mapbox-streets-v6"
+	                    },
+	                    "radar_140": {
+	                        "type": "image",
+	                        "url": "/static/{{ latest_140 }}_140.png",
+	                        "coordinates": [[33.35317413, 33.27232471], [36.32243686, 33.27232471], [36.32243686, 30.72293428], [33.35317413, 30.72293428]]
+	                    },
+	                    "radar_280": {
+	                        "type": "image",
+	                        "url": "/static/{{ latest_280 }}_280.png",
+	                        "coordinates": [[31.93095218, 34.5156862], [37.86644267, 34.5156862], [37.86644267, 29.42911589], [31.93095218, 29.42911589]]
+	                    }
+	                },
+	                "sprite": "mapbox://sprites/mapbox/dark-v8",
+	                "glyphs": "mapbox://fonts/mapbox/{fontstack}/{range}.pbf",
+	                "layers": [{
+	                    "id": "background",
+	                    "type": "background",
+	                    "paint": { "background-color": "#111" }
+	                }, {
+	                    "id": "boundaries",
+	                    "source": "mapbox",
+	                    "source-layer": "admin",
+	                    "type": "line",
+	                    "paint": { "line-color": "#797979" },
+	                    "filter": ["all", ["<=", "admin_level", 2], ['==', 'maritime', 0]]
+	                }, {
+	                    "id": "water",
+	                    "source": "mapbox",
+	                    "source-layer": "water",
+	                    "type": "line",
+	                    "paint": { "line-color": "#797979" }
+	                }, {
+	                    "id": "water2",
+	                    "source": "mapbox",
+	                    "source-layer": "water",
+	                    "type": "fill",
+	                    "paint": { "fill-color": "#111122" }
+	                }, {
+	                    "id": "radar_140",
+	                    "source": "radar_140",
+	                    "type": "raster",
+	                    "paint": {
+	                        "raster-opacity": 0.85
+	                    },
+	                    "layout": {
+	                        "visibility": "none"
+	                    }
+	                }, {
+	                    "id": "radar_280",
+	                    "source": "radar_280",
+	                    "type": "raster",
+	                    "paint": {
+	                        "raster-opacity": 0.85
+	                    }
+	                }, {
+	                    "id": "cities",
+	                    "source": "mapbox",
+	                    "source-layer": "place_label",
+	                    "type": "symbol",
+	                    "filter": ["all", ["<=", "localrank", 6]],
+	                    "layout": {
+	                        "text-field": "{name_en}",
+	                        "text-font": ["DIN Offc Pro Bold", "Arial Unicode MS Bold"],
+	                        "text-size": { "stops": [[4, 9], [6, 12]] }
+	                    },
+	                    "paint": {
+	                        "text-color": "#969696",
+	                        "text-halo-width": 2,
+	                        "text-halo-color": "rgba(0, 0, 0, 0.85)"
+	                    }
+	                }, {
+	                    "id": "states",
+	                    "source": "mapbox",
+	                    "source-layer": "state_label",
+	                    "type": "symbol",
+	                    "layout": {
+	                        "text-transform": "uppercase",
+	                        "text-field": "{name_en}",
+	                        "text-font": ["DIN Offc Pro Bold", "Arial Unicode MS Bold"],
+	                        "text-letter-spacing": 0.15,
+	                        "text-max-width": 7,
+	                        "text-size": { "stops": [[4, 10], [6, 14]] }
+	                    },
+	                    "filter": [">=", "area", 80000],
+	                    "paint": {
+	                        "text-color": "#969696",
+	                        "text-halo-width": 2,
+	                        "text-halo-color": "rgba(0, 0, 0, 0.85)"
+	                    }
+	                }]
+	            };
+	            var view = {
+	                container: 'map',
+	                maxZoom: 10,
+	                minZoom: 5,
+	                zoom: 6.3,
+	                center: [35, 31.9],
+	                style: mapStyle,
+	                hash: false
+	            };
+	            return _react2.default.createElement(GLMap, { view: view, token: 'pk.eyJ1IjoieXV2YWRtIiwiYSI6ImNpaWRuaWFxazAwMTJ2b2tyZGRmaWpsNWYifQ.qf_V3CFP_NZtLjk5luNM4g' });
+	        }
+	    }]);
+
+	    return Map;
+	})(_react2.default.Component);
+
+	_reactDom2.default.render(_react2.default.createElement(Map, null), document.getElementById('root'));
 
 /***/ },
 /* 1 */
@@ -19644,5 +19824,32 @@
 	module.exports = __webpack_require__(3);
 
 
+/***/ },
+/* 159 */
+/***/ function(module, exports, __webpack_require__) {
+
+	__webpack_require__(160)(__webpack_require__(161))
+
+/***/ },
+/* 160 */
+/***/ function(module, exports) {
+
+	/*

+		MIT License http://www.opensource.org/licenses/mit-license.php

+		Author Tobias Koppers @sokra

+	*/

+	module.exports = function(src) {

+		if (typeof execScript === "function")

+			execScript(src);

+		else

+			eval.call(null, src);

+	}
+
+/***/ },
+/* 161 */
+/***/ function(module, exports) {
+
+	module.exports = "(function(f){if(typeof exports===\"object\"&&typeof module!==\"undefined\"){module.exports=f()}else if(typeof define===\"function\"&&define.amd){define([],f)}else{var g;if(typeof window!==\"undefined\"){g=window}else if(typeof global!==\"undefined\"){g=global}else if(typeof self!==\"undefined\"){g=self}else{g=this}g.mapboxgl = f()}})(function(){var define,module,exports;return (function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require==\"function\"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error(\"Cannot find module '\"+o+\"'\");throw f.code=\"MODULE_NOT_FOUND\",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require==\"function\"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s})({1:[function(require,module,exports){\n\"use strict\";function Bucket(e){this.layer=e.layer,this.zoom=e.zoom,this.layers=[this.layer.id],this.type=this.layer.type,this.features=[],this.id=this.layer.id,this[\"source-layer\"]=this.layer[\"source-layer\"],this.interactive=this.layer.interactive,this.minZoom=this.layer.minzoom,this.maxZoom=this.layer.maxzoom,this.filter=featureFilter(this.layer.filter),this.layoutProperties=createLayoutProperties(this.layer,this.zoom),this.resetBuffers(e.buffers);for(var t in this.shaders){var r=this.shaders[t];this[this.getAddMethodName(t,\"vertex\")]=createVertexAddMethod(t,r,this.getBufferName(t,\"vertex\"))}}function createLayoutProperties(e,t){var r=new StyleDeclarationSet(\"layout\",e.type,e.layout,{}).values(),i={lastIntegerZoom:1/0,lastIntegerZoomTime:0,lastZoom:0},a={};for(var s in r)a[s]=r[s].calculate(t,i);return\"symbol\"===e.type&&(r[\"text-size\"]&&(a[\"text-max-size\"]=r[\"text-size\"].calculate(18,i),a[\"text-size\"]=r[\"text-size\"].calculate(t+1,i)),r[\"icon-size\"]&&(a[\"icon-max-size\"]=r[\"icon-size\"].calculate(18,i),a[\"icon-size\"]=r[\"icon-size\"].calculate(t+1,i))),new LayoutProperties[e.type](a)}function createVertexAddMethod(e,t,r){for(var i=[],a=0;a<t.attributes.length;a++)i=i.concat(t.attributes[a].value);var s=\"return this.buffers.\"+r+\".push(\"+i.join(\", \")+\");\";return createVertexAddMethodCache[s]||(createVertexAddMethodCache[s]=new Function(t.attributeArgs,s)),createVertexAddMethodCache[s]}function createElementAddMethod(e){return function(t,r,i){return e.push(t,r,i)}}function createElementBuffer(e){return new Buffer({type:Buffer.BufferType.ELEMENT,attributes:[{name:\"vertices\",components:e||3,type:Buffer.ELEMENT_ATTRIBUTE_TYPE}]})}function capitalize(e){return e.charAt(0).toUpperCase()+e.slice(1)}var featureFilter=require(\"feature-filter\"),StyleDeclarationSet=require(\"../style/style_declaration_set\"),LayoutProperties=require(\"../style/layout_properties\"),ElementGroups=require(\"./element_groups\"),Buffer=require(\"./buffer\");module.exports=Bucket,Bucket.create=function(e){var t={fill:require(\"./fill_bucket\"),line:require(\"./line_bucket\"),circle:require(\"./circle_bucket\"),symbol:require(\"./symbol_bucket\")};return new t[e.layer.type](e)},Bucket.AttributeType=Buffer.AttributeType,Bucket.prototype.addFeatures=function(){for(var e=0;e<this.features.length;e++)this.addFeature(this.features[e])},Bucket.prototype.makeRoomFor=function(e,t){return this.elementGroups[e].makeRoomFor(t)},Bucket.prototype.resetBuffers=function(e){this.buffers=e,this.elementGroups={};for(var t in this.shaders){var r=this.shaders[t],i=this.getBufferName(t,\"vertex\");if(r.vertexBuffer&&!e[i]&&(e[i]=new Buffer({type:Buffer.BufferType.VERTEX,attributes:r.attributes})),r.elementBuffer){var a=this.getBufferName(t,\"element\");e[a]||(e[a]=createElementBuffer(r.elementBufferComponents)),this[this.getAddMethodName(t,\"element\")]=createElementAddMethod(this.buffers[a])}if(r.secondElementBuffer){var s=this.getBufferName(t,\"secondElement\");e[s]||(e[s]=createElementBuffer(r.secondElementBufferComponents)),this[this.getAddMethodName(t,\"secondElement\")]=createElementAddMethod(this.buffers[s])}this.elementGroups[t]=new ElementGroups(e[this.getBufferName(t,\"vertex\")],e[this.getBufferName(t,\"element\")],e[this.getBufferName(t,\"secondElement\")])}},Bucket.prototype.getAddMethodName=function(e,t){return\"add\"+capitalize(e)+capitalize(t)},Bucket.prototype.getBufferName=function(e,t){return e+capitalize(t)};var createVertexAddMethodCache={};\n},{\"../style/layout_properties\":43,\"../style/style_declaration_set\":49,\"./buffer\":2,\"./circle_bucket\":3,\"./element_groups\":4,\"./fill_bucket\":6,\"./line_bucket\":7,\"./symbol_bucket\":8,\"feature-filter\":97}],2:[function(require,module,exports){\n\"use strict\";function Buffer(t){if(this.type=t.type,t.arrayBuffer)this.capacity=t.capacity,this.arrayBuffer=t.arrayBuffer,this.attributes=t.attributes,this.itemSize=t.itemSize,this.length=t.length;else{this.capacity=align(Buffer.CAPACITY_DEFAULT,Buffer.CAPACITY_ALIGNMENT),this.arrayBuffer=new ArrayBuffer(this.capacity),this.attributes=[],this.itemSize=0,this.length=0;var e=this.type===Buffer.BufferType.VERTEX?Buffer.VERTEX_ATTRIBUTE_ALIGNMENT:1;this.attributes=t.attributes.map(function(t){var r={};return r.name=t.name,r.components=t.components||1,r.type=t.type||Buffer.AttributeType.UNSIGNED_BYTE,r.size=r.type.size*r.components,r.offset=this.itemSize,this.itemSize=align(r.offset+r.size,e),r},this),this._createPushMethod(),this._refreshViews()}}function align(t,e){e=e||1;var r=t%e;return 1!==e&&0!==r&&(t+=e-r),t}Buffer.prototype.bind=function(t){var e=t[this.type];this.buffer?t.bindBuffer(e,this.buffer):(this.buffer=t.createBuffer(),t.bindBuffer(e,this.buffer),t.bufferData(e,this.arrayBuffer.slice(0,this.length*this.itemSize),t.STATIC_DRAW),this.arrayBuffer=null)},Buffer.prototype.destroy=function(t){this.buffer&&t.deleteBuffer(this.buffer)},Buffer.prototype.setAttribPointers=function(t,e,r){for(var i=0;i<this.attributes.length;i++){var f=this.attributes[i];t.vertexAttribPointer(e[\"a_\"+f.name],f.components,t[f.type.name],!1,this.itemSize,r+f.offset)}},Buffer.prototype.get=function(t){this._refreshViews();for(var e={},r=t*this.itemSize,i=0;i<this.attributes.length;i++)for(var f=this.attributes[i],s=e[f.name]=[],a=0;a<f.components;a++){var h=(r+f.offset)/f.type.size+a;s.push(this.views[f.type.name][h])}return e},Buffer.prototype.validate=function(t){for(var e=0;e<this.attributes.length;e++)for(var r=0;r<this.attributes[e].components;r++);},Buffer.prototype._resize=function(t){var e=this.views.UNSIGNED_BYTE;this.capacity=align(t,Buffer.CAPACITY_ALIGNMENT),this.arrayBuffer=new ArrayBuffer(this.capacity),this._refreshViews(),this.views.UNSIGNED_BYTE.set(e)},Buffer.prototype._refreshViews=function(){this.views={UNSIGNED_BYTE:new Uint8Array(this.arrayBuffer),BYTE:new Int8Array(this.arrayBuffer),UNSIGNED_SHORT:new Uint16Array(this.arrayBuffer),SHORT:new Int16Array(this.arrayBuffer)}};var createPushMethodCache={};Buffer.prototype._createPushMethod=function(){var t=\"\",e=[];t+=\"var i = this.length++;\\n\",t+=\"var o = i * \"+this.itemSize+\";\\n\",t+=\"if (o + \"+this.itemSize+\" > this.capacity) { this._resize(this.capacity * 1.5); }\\n\";for(var r=0;r<this.attributes.length;r++){var i=this.attributes[r],f=\"o\"+r;t+=\"\\nvar \"+f+\" = (o + \"+i.offset+\") / \"+i.type.size+\";\\n\";for(var s=0;s<i.components;s++){var a=\"v\"+e.length,h=\"this.views.\"+i.type.name+\"[\"+f+\" + \"+s+\"]\";t+=h+\" = \"+a+\";\\n\",e.push(a)}}t+=\"\\nreturn i;\\n\",createPushMethodCache[t]||(createPushMethodCache[t]=new Function(e,t)),this.push=createPushMethodCache[t]},Buffer.BufferType={VERTEX:\"ARRAY_BUFFER\",ELEMENT:\"ELEMENT_ARRAY_BUFFER\"},Buffer.AttributeType={BYTE:{size:1,name:\"BYTE\"},UNSIGNED_BYTE:{size:1,name:\"UNSIGNED_BYTE\"},SHORT:{size:2,name:\"SHORT\"},UNSIGNED_SHORT:{size:2,name:\"UNSIGNED_SHORT\"}},Buffer.ELEMENT_ATTRIBUTE_TYPE=Buffer.AttributeType.UNSIGNED_SHORT,Buffer.CAPACITY_DEFAULT=8192,Buffer.CAPACITY_ALIGNMENT=2,Buffer.VERTEX_ATTRIBUTE_ALIGNMENT=4,module.exports=Buffer;\n},{}],3:[function(require,module,exports){\n\"use strict\";function CircleBucket(){Bucket.apply(this,arguments)}var Bucket=require(\"./bucket\"),util=require(\"../util/util\");module.exports=CircleBucket;var EXTENT=4096;CircleBucket.prototype=util.inherit(Bucket,{}),CircleBucket.prototype.shaders={circle:{vertexBuffer:!0,elementBuffer:!0,attributeArgs:[\"x\",\"y\",\"extrudeX\",\"extrudeY\"],attributes:[{name:\"pos\",components:2,type:Bucket.AttributeType.SHORT,value:[\"(x * 2) + ((extrudeX + 1) / 2)\",\"(y * 2) + ((extrudeY + 1) / 2)\"]}]}},CircleBucket.prototype.addFeature=function(e){for(var t=e.loadGeometry()[0],r=0;r<t.length;r++){var i=this.makeRoomFor(\"circle\",4),u=t[r].x,c=t[r].y;if(!(0>u||u>=EXTENT||0>c||c>=EXTENT)){var l=this.addCircleVertex(u,c,-1,-1)-i.vertexStartIndex;this.addCircleVertex(u,c,1,-1),this.addCircleVertex(u,c,1,1),this.addCircleVertex(u,c,-1,1),i.vertexLength+=4,this.addCircleElement(l,l+1,l+2),this.addCircleElement(l,l+3,l+2),i.elementLength+=2}}};\n},{\"../util/util\":95,\"./bucket\":1}],4:[function(require,module,exports){\n\"use strict\";function ElementGroups(e,t,n){this.vertexBuffer=e,this.elementBuffer=t,this.secondElementBuffer=n,this.groups=[]}function ElementGroup(e,t,n){this.vertexStartIndex=e,this.elementStartIndex=t,this.secondElementStartIndex=n,this.elementLength=0,this.vertexLength=0,this.secondElementLength=0}module.exports=ElementGroups,ElementGroups.prototype.makeRoomFor=function(e){return(!this.current||this.current.vertexLength+e>65535)&&(this.current=new ElementGroup(this.vertexBuffer.length,this.elementBuffer&&this.elementBuffer.length,this.secondElementBuffer&&this.secondElementBuffer.length),this.groups.push(this.current)),this.current};\n},{}],5:[function(require,module,exports){\n\"use strict\";function FeatureTree(t,e){this.x=t.x,this.y=t.y,this.z=t.z-Math.log(e)/Math.LN2,this.rtree=rbush(9),this.toBeInserted=[]}function geometryIntersectsBox(t,e,n){return\"Point\"===e?pointIntersectsBox(t,n):\"LineString\"===e?lineIntersectsBox(t,n):\"Polygon\"===e?polyIntersectsBox(t,n)||lineIntersectsBox(t,n):!1}function polyIntersectsBox(t,e){return polyContainsPoint(t,new Point(e[0],e[1]))||polyContainsPoint(t,new Point(e[0],e[3]))||polyContainsPoint(t,new Point(e[2],e[1]))||polyContainsPoint(t,new Point(e[2],e[3]))?!0:lineIntersectsBox(t,e)}function lineIntersectsBox(t,e){for(var n=0;n<t.length;n++)for(var r=t[n],o=0,i=r.length-1;o<r.length;i=o++){var s=r[o],a=r[i],u=new Point(s.y,s.x),l=new Point(a.y,a.x);if(segmentCrossesHorizontal(s,a,e[0],e[2],e[1])||segmentCrossesHorizontal(s,a,e[0],e[2],e[3])||segmentCrossesHorizontal(u,l,e[1],e[3],e[0])||segmentCrossesHorizontal(u,l,e[1],e[3],e[2]))return!0}return pointIntersectsBox(t,e)}function segmentCrossesHorizontal(t,e,n,r,o){if(e.y===t.y)return e.y===o&&Math.min(t.x,e.x)<=r&&Math.max(t.x,e.x)>=n;var i=(o-t.y)/(e.y-t.y),s=t.x+i*(e.x-t.x);return s>=n&&r>=s&&1>=i&&i>=0}function pointIntersectsBox(t,e){for(var n=0;n<t.length;n++)for(var r=t[n],o=0;o<r.length;o++)if(r[o].x>=e[0]&&r[o].y>=e[1]&&r[o].x<=e[2]&&r[o].y<=e[3])return!0;return!1}function geometryContainsPoint(t,e,n,r){return\"Point\"===e?pointContainsPoint(t,n,r):\"LineString\"===e?lineContainsPoint(t,n,r):\"Polygon\"===e?polyContainsPoint(t,n)||lineContainsPoint(t,n,r):!1}function distToSegmentSquared(t,e,n){var r=e.distSqr(n);if(0===r)return t.distSqr(e);var o=((t.x-e.x)*(n.x-e.x)+(t.y-e.y)*(n.y-e.y))/r;return 0>o?t.distSqr(e):o>1?t.distSqr(n):t.distSqr(n.sub(e)._mult(o)._add(e))}function lineContainsPoint(t,e,n){for(var r=n*n,o=0;o<t.length;o++)for(var i=t[o],s=1;s<i.length;s++){var a=i[s-1],u=i[s];if(distToSegmentSquared(e,a,u)<r)return!0}return!1}function polyContainsPoint(t,e){for(var n,r,o,i=!1,s=0;s<t.length;s++){n=t[s];for(var a=0,u=n.length-1;a<n.length;u=a++)r=n[a],o=n[u],r.y>e.y!=o.y>e.y&&e.x<(o.x-r.x)*(e.y-r.y)/(o.y-r.y)+r.x&&(i=!i)}return i}function pointContainsPoint(t,e,n){for(var r=n*n,o=0;o<t.length;o++)for(var i=t[o],s=0;s<i.length;s++)if(i[s].distSqr(e)<=r)return!0;return!1}var rbush=require(\"rbush\"),Point=require(\"point-geometry\"),vt=require(\"vector-tile\"),util=require(\"../util/util\");module.exports=FeatureTree,FeatureTree.prototype.insert=function(t,e,n){t.layers=e,t.feature=n,this.toBeInserted.push(t)},FeatureTree.prototype._load=function(){this.rtree.load(this.toBeInserted),this.toBeInserted=[]},FeatureTree.prototype.query=function(t,e){this.toBeInserted.length&&this._load();var n,r,o=t.params||{},i=t.x,s=t.y,a=[];\"undefined\"!=typeof i&&\"undefined\"!=typeof s?(n=(o.radius||0)*(t.tileExtent||4096)/t.scale,r=[i-n,s-n,i+n,s+n]):r=[t.minX,t.minY,t.maxX,t.maxY];for(var u=this.rtree.search(r),l=0;l<u.length;l++){var y=u[l].feature,x=u[l].layers,f=vt.VectorTileFeature.types[y.type];if((!o.$type||f===o.$type)&&(!n||geometryContainsPoint(y.loadGeometry(),f,new Point(i,s),n))&&geometryIntersectsBox(y.loadGeometry(),f,r)){var h=y.toGeoJSON(this.x,this.y,this.z);o.includeGeometry||(h.geometry=null);for(var d=0;d<x.length;d++){var g=x[d];o.layerIds&&o.layerIds.indexOf(g)<0||a.push(util.extend({layer:g},h))}}}e(null,a)};\n},{\"../util/util\":95,\"point-geometry\":128,\"rbush\":130,\"vector-tile\":135}],6:[function(require,module,exports){\n\"use strict\";function FillBucket(){Bucket.apply(this,arguments)}var Bucket=require(\"./bucket\"),util=require(\"../util/util\");module.exports=FillBucket,FillBucket.prototype=util.inherit(Bucket,{}),FillBucket.prototype.shaders={fill:{vertexBuffer:!0,elementBuffer:!0,secondElementBuffer:!0,secondElementBufferComponents:2,attributeArgs:[\"x\",\"y\"],attributes:[{name:\"pos\",components:2,type:Bucket.AttributeType.SHORT,value:[\"x\",\"y\"]}]}},FillBucket.prototype.addFeature=function(e){for(var t=e.loadGeometry(),l=0;l<t.length;l++)this.addFill(t[l])},FillBucket.prototype.addFill=function(e){if(!(e.length<3))for(var t,l,i=e.length,r=this.makeRoomFor(\"fill\",i+1),n=0;n<e.length;n++){var u=e[n],o=this.addFillVertex(u.x,u.y)-r.vertexStartIndex;r.vertexLength++,0===n&&(t=o),n>=2&&(u.x!==e[0].x||u.y!==e[0].y)&&(this.addFillElement(t,l,o),r.elementLength++),n>=1&&(this.addFillSecondElement(l,o),r.secondElementLength++),l=o}};\n},{\"../util/util\":95,\"./bucket\":1}],7:[function(require,module,exports){\n\"use strict\";function LineBucket(){Bucket.apply(this,arguments)}var Bucket=require(\"./bucket\"),util=require(\"../util/util\"),EXTRUDE_SCALE=63;module.exports=LineBucket,LineBucket.prototype=util.inherit(Bucket,{}),LineBucket.prototype.shaders={line:{vertexBuffer:!0,elementBuffer:!0,attributeArgs:[\"point\",\"extrude\",\"tx\",\"ty\",\"dir\",\"linesofar\"],attributes:[{name:\"pos\",components:2,type:Bucket.AttributeType.SHORT,value:[\"(point.x << 1) | tx\",\"(point.y << 1) | ty\"]},{name:\"data\",components:4,type:Bucket.AttributeType.BYTE,value:[\"Math.round(\"+EXTRUDE_SCALE+\" * extrude.x)\",\"Math.round(\"+EXTRUDE_SCALE+\" * extrude.y)\",\"((dir < 0) ? -1 : 1) * ((dir ? 1 : 0) | ((linesofar << 1) & 0x7F))\",\"(linesofar >> 6) & 0x7F\"]}]}},LineBucket.prototype.addFeature=function(e){for(var t=e.loadGeometry(),i=this.layoutProperties,r=0;r<t.length;r++)this.addLine(t[r],i[\"line-join\"],i[\"line-cap\"],i[\"line-miter-limit\"],i[\"line-round-limit\"])},LineBucket.prototype.addLine=function(e,t,i,r,n){for(var s=e.length;s>2&&e[s-1].equals(e[s-2]);)s--;if(!(e.length<2)){\"bevel\"===t&&(r=1.05);var u=e[0],d=e[s-1],a=u.equals(d);if(this.makeRoomFor(\"line\",10*s),2!==s||!a){var h,l,o,x,p,m,f,c=i,v=a?\"butt\":i,L=1,y=0,V=!0;this.e1=this.e2=this.e3=-1,a&&(h=e[s-2],p=u.sub(h)._unit()._perp());for(var _=0;s>_;_++)if(o=a&&_===s-1?e[1]:e[_+1],!o||!e[_].equals(o)){p&&(x=p),h&&(l=h),h=e[_],l&&(y+=h.dist(l)),p=o?o.sub(h)._unit()._perp():x,x=x||p;var b=x.add(p)._unit(),k=b.x*p.x+b.y*p.y,C=1/k,B=l&&o,E=B?t:o?c:v;if(B&&\"round\"===E&&(n>C?E=\"miter\":2>=C&&(E=\"fakeround\")),\"miter\"===E&&C>r&&(E=\"bevel\"),\"bevel\"===E&&(C>2&&(E=\"flipbevel\"),r>C&&(E=\"miter\")),\"miter\"===E)b._mult(C),this.addCurrentVertex(h,L,y,b,0,0,!1);else if(\"flipbevel\"===E){if(C>100)b=p.clone();else{var g=x.x*p.y-x.y*p.x>0?-1:1,S=C*x.add(p).mag()/x.sub(p).mag();b._perp()._mult(S*g)}this.addCurrentVertex(h,L,y,b,0,0,!1),this.addCurrentVertex(h,-L,y,b,0,0,!1)}else if(\"bevel\"===E||\"fakeround\"===E){var q=L*(x.x*p.y-x.y*p.x)>0,T=-Math.sqrt(C*C-1);if(q?(f=0,m=T):(m=0,f=T),V||this.addCurrentVertex(h,L,y,x,m,f,!1),\"fakeround\"===E){for(var A,P=Math.floor(8*(.5-(k-.5))),R=0;P>R;R++)A=p.mult((R+1)/(P+1))._add(x)._unit(),this.addPieSliceVertex(h,L,y,A,q);this.addPieSliceVertex(h,L,y,b,q);for(var F=P-1;F>=0;F--)A=x.mult((F+1)/(P+1))._add(p)._unit(),this.addPieSliceVertex(h,L,y,A,q)}o&&this.addCurrentVertex(h,L,y,p,-m,-f,!1)}else\"butt\"===E?(V||this.addCurrentVertex(h,L,y,x,0,0,!1),o&&this.addCurrentVertex(h,L,y,p,0,0,!1)):\"square\"===E?(V||(this.addCurrentVertex(h,L,y,x,1,1,!1),this.e1=this.e2=-1,L=1),o&&this.addCurrentVertex(h,L,y,p,-1,-1,!1)):\"round\"===E&&(V||(this.addCurrentVertex(h,L,y,x,0,0,!1),this.addCurrentVertex(h,L,y,x,1,1,!0),this.e1=this.e2=-1,L=1),o&&(this.addCurrentVertex(h,L,y,p,-1,-1,!0),this.addCurrentVertex(h,L,y,p,0,0,!1)));V=!1}}}},LineBucket.prototype.addCurrentVertex=function(e,t,i,r,n,s,u){var d,a=u?1:0,h=this.elementGroups.line.current;h.vertexLength+=2,d=r.mult(t),n&&d._sub(r.perp()._mult(n)),this.e3=this.addLineVertex(e,d,a,0,n,i)-h.vertexStartIndex,this.e1>=0&&this.e2>=0&&(this.addLineElement(this.e1,this.e2,this.e3),h.elementLength++),this.e1=this.e2,this.e2=this.e3,d=r.mult(-t),s&&d._sub(r.perp()._mult(s)),this.e3=this.addLineVertex(e,d,a,1,-s,i)-h.vertexStartIndex,this.e1>=0&&this.e2>=0&&(this.addLineElement(this.e1,this.e2,this.e3),h.elementLength++),this.e1=this.e2,this.e2=this.e3},LineBucket.prototype.addPieSliceVertex=function(e,t,i,r,n){var s=n?1:0;r=r.mult(t*(n?-1:1));var u=this.elementGroups.line.current;this.e3=this.addLineVertex(e,r,0,s,0,i)-u.vertexStartIndex,u.vertexLength++,this.e1>=0&&this.e2>=0&&(this.addLineElement(this.e1,this.e2,this.e3),u.elementLength++),n?this.e2=this.e3:this.e1=this.e3};\n},{\"../util/util\":95,\"./bucket\":1}],8:[function(require,module,exports){\n\"use strict\";function SymbolBucket(e){Bucket.apply(this,arguments),this.collisionDebug=e.collisionDebug,this.overscaling=e.overscaling}function SymbolInstance(e,t,o,i,a,s,n,r,l,h,u,c){this.x=e.x,this.y=e.y,this.hasText=!!o,this.hasIcon=!!i,this.hasText&&(this.glyphQuads=s?getGlyphQuads(e,o,n,t,a,l):[],this.textCollisionFeature=new CollisionFeature(t,e,o,n,r,l)),this.hasIcon&&(this.iconQuads=s?getIconQuads(e,i,h,t,a,c):[],this.iconCollisionFeature=new CollisionFeature(t,e,i,h,u,c))}var Point=require(\"point-geometry\"),Bucket=require(\"./bucket\"),ElementGroups=require(\"./element_groups\"),Anchor=require(\"../symbol/anchor\"),getAnchors=require(\"../symbol/get_anchors\"),resolveTokens=require(\"../util/token\"),Quads=require(\"../symbol/quads\"),Shaping=require(\"../symbol/shaping\"),resolveText=require(\"../symbol/resolve_text\"),mergeLines=require(\"../symbol/mergelines\"),shapeText=Shaping.shapeText,shapeIcon=Shaping.shapeIcon,getGlyphQuads=Quads.getGlyphQuads,getIconQuads=Quads.getIconQuads,clipLine=require(\"../symbol/clip_line\"),util=require(\"../util/util\"),CollisionFeature=require(\"../symbol/collision_feature\");module.exports=SymbolBucket,SymbolBucket.prototype=util.inherit(Bucket,{});var shaderAttributeArgs=[\"x\",\"y\",\"ox\",\"oy\",\"tx\",\"ty\",\"minzoom\",\"maxzoom\",\"labelminzoom\"],shaderAttributes=[{name:\"pos\",components:2,type:Bucket.AttributeType.SHORT,value:[\"x\",\"y\"]},{name:\"offset\",components:2,type:Bucket.AttributeType.SHORT,value:[\"Math.round(ox * 64)\",\"Math.round(oy * 64)\"]},{name:\"data1\",components:4,type:Bucket.AttributeType.UNSIGNED_BYTE,value:[\"tx / 4\",\"ty / 4\",\"(labelminzoom || 0) * 10\",\"0\"]},{name:\"data2\",components:2,type:Bucket.AttributeType.UNSIGNED_BYTE,value:[\"(minzoom || 0) * 10\",\"Math.min(maxzoom || 25, 25) * 10\"]}];SymbolBucket.prototype.shaders={glyph:{vertexBuffer:!0,elementBuffer:!0,attributeArgs:shaderAttributeArgs,attributes:shaderAttributes},icon:{vertexBuffer:!0,elementBuffer:!0,attributeArgs:shaderAttributeArgs,attributes:shaderAttributes},collisionBox:{vertexBuffer:\"collisionBoxVertex\",attributeArgs:[\"point\",\"extrude\",\"maxZoom\",\"placementZoom\"],attributes:[{name:\"pos\",components:2,type:Bucket.AttributeType.SHORT,value:[\"point.x\",\"point.y\"]},{name:\"extrude\",components:2,type:Bucket.AttributeType.SHORT,value:[\"Math.round(extrude.x)\",\"Math.round(extrude.y)\"]},{name:\"data\",components:2,type:Bucket.AttributeType.UNSIGNED_BYTE,value:[\"maxZoom * 10\",\"placementZoom * 10\"]}]}},SymbolBucket.prototype.addFeatures=function(e,t,o){var i=512*this.overscaling,a=4096;this.tilePixelRatio=a/i,this.compareText={},this.symbolInstances=[];var s=this.layoutProperties,n=this.features,r=this.textFeatures,l=.5,h=.5;switch(s[\"text-anchor\"]){case\"right\":case\"top-right\":case\"bottom-right\":l=1;break;case\"left\":case\"top-left\":case\"bottom-left\":l=0}switch(s[\"text-anchor\"]){case\"bottom\":case\"bottom-right\":case\"bottom-left\":h=1;break;case\"top\":case\"top-right\":case\"top-left\":h=0}for(var u=\"right\"===s[\"text-justify\"]?1:\"left\"===s[\"text-justify\"]?0:.5,c=24,m=s[\"text-line-height\"]*c,p=\"line\"!==s[\"symbol-placement\"]?s[\"text-max-width\"]*c:0,x=s[\"text-letter-spacing\"]*c,y=[s[\"text-offset\"][0]*c,s[\"text-offset\"][1]*c],g=s[\"text-font\"].join(\",\"),d=[],f=0;f<n.length;f++)d.push(n[f].loadGeometry());if(\"line\"===s[\"symbol-placement\"]){var b=mergeLines(n,r,d);d=b.geometries,n=b.features,r=b.textFeatures}for(var v,B,S=0;S<n.length;S++)if(d[S]){if(v=r[S]?shapeText(r[S],t[g],p,m,l,h,u,x,y):null,s[\"icon-image\"]){var I=resolveTokens(n[S].properties,s[\"icon-image\"]),M=o[I];B=shapeIcon(M,s),M&&(void 0===this.sdfIcons?this.sdfIcons=M.sdf:this.sdfIcons!==M.sdf&&console.warn(\"Style sheet warning: Cannot mix SDF and non-SDF icons in one buffer\"))}else B=null;(v||B)&&this.addFeature(d[S],v,B)}this.placeFeatures(e,this.buffers,this.collisionDebug)},SymbolBucket.prototype.addFeature=function(e,t,o){var i=this.layoutProperties,a=24,s=i[\"text-size\"]/a,n=this.tilePixelRatio*s,r=this.tilePixelRatio*i[\"text-max-size\"]/a,l=this.tilePixelRatio*i[\"icon-size\"],h=this.tilePixelRatio*i[\"symbol-spacing\"],u=i[\"symbol-avoid-edges\"],c=i[\"text-padding\"]*this.tilePixelRatio,m=i[\"icon-padding\"]*this.tilePixelRatio,p=i[\"text-max-angle\"]/180*Math.PI,x=\"map\"===i[\"text-rotation-alignment\"]&&\"line\"===i[\"symbol-placement\"],y=\"map\"===i[\"icon-rotation-alignment\"]&&\"line\"===i[\"symbol-placement\"],g=i[\"text-allow-overlap\"]||i[\"icon-allow-overlap\"]||i[\"text-ignore-placement\"]||i[\"icon-ignore-placement\"],d=\"line\"===i[\"symbol-placement\"],f=h/2;d&&(e=clipLine(e,0,0,4096,4096));for(var b=0;b<e.length;b++)for(var v=e[b],B=d?getAnchors(v,h,p,t,o,a,r,this.overscaling):[new Anchor(v[0].x,v[0].y,0)],S=0,I=B.length;I>S;S++){var M=B[S];if(!(t&&d&&this.anchorIsTooClose(t.text,f,M))){var k=!(M.x<0||M.x>4096||M.y<0||M.y>4096);if(!u||k){var T=k||g;this.symbolInstances.push(new SymbolInstance(M,v,t,o,i,T,n,c,x,l,m,y))}}}},SymbolBucket.prototype.anchorIsTooClose=function(e,t,o){var i=this.compareText;if(e in i){for(var a=i[e],s=a.length-1;s>=0;s--)if(o.dist(a[s])<t)return!0}else i[e]=[];return i[e].push(o),!1},SymbolBucket.prototype.placeFeatures=function(e,t,o){this.resetBuffers(t);var i=this.elementGroups={glyph:new ElementGroups(t.glyphVertex,t.glyphElement),icon:new ElementGroups(t.iconVertex,t.iconElement),sdfIcons:this.sdfIcons},a=this.layoutProperties,s=e.maxScale;i.glyph[\"text-size\"]=a[\"text-size\"],i.icon[\"icon-size\"]=a[\"icon-size\"];var n=\"map\"===a[\"text-rotation-alignment\"]&&\"line\"===a[\"symbol-placement\"],r=\"map\"===a[\"icon-rotation-alignment\"]&&\"line\"===a[\"symbol-placement\"],l=a[\"text-allow-overlap\"]||a[\"icon-allow-overlap\"]||a[\"text-ignore-placement\"]||a[\"icon-ignore-placement\"];if(l){var h=e.angle,u=Math.sin(h),c=Math.cos(h);this.symbolInstances.sort(function(e,t){var o=u*e.x+c*e.y,i=u*t.x+c*t.y;return i-o})}for(var m=0;m<this.symbolInstances.length;m++){var p=this.symbolInstances[m],x=p.hasText,y=p.hasIcon,g=a[\"text-optional\"]||!x,d=a[\"icon-optional\"]||!y,f=x&&!a[\"text-allow-overlap\"]?e.placeCollisionFeature(p.textCollisionFeature):e.minScale,b=y&&!a[\"icon-allow-overlap\"]?e.placeCollisionFeature(p.iconCollisionFeature):e.minScale;g||d?!d&&f?f=Math.max(b,f):!g&&b&&(b=Math.max(b,f)):b=f=Math.max(b,f),x&&(a[\"text-ignore-placement\"]||e.insertCollisionFeature(p.textCollisionFeature,f),s>=f&&this.addSymbols(\"glyph\",p.glyphQuads,f,a[\"text-keep-upright\"],n,e.angle)),y&&(a[\"icon-ignore-placement\"]||e.insertCollisionFeature(p.iconCollisionFeature,b),s>=b&&this.addSymbols(\"icon\",p.iconQuads,b,a[\"icon-keep-upright\"],r,e.angle))}o&&this.addToDebugBuffers(e)},SymbolBucket.prototype.addSymbols=function(e,t,o,i,a,s){for(var n=this.makeRoomFor(e,4*t.length),r=this[this.getAddMethodName(e,\"element\")].bind(this),l=this[this.getAddMethodName(e,\"vertex\")].bind(this),h=this.zoom,u=Math.max(Math.log(o)/Math.LN2+h,0),c=0;c<t.length;c++){var m=t[c],p=m.angle,x=(p+s+Math.PI)%(2*Math.PI);if(!(i&&a&&(x<=Math.PI/2||x>3*Math.PI/2))){var y=m.tl,g=m.tr,d=m.bl,f=m.br,b=m.tex,v=m.anchorPoint,B=Math.max(h+Math.log(m.minScale)/Math.LN2,u),S=Math.min(h+Math.log(m.maxScale)/Math.LN2,25);if(!(B>=S)){B===u&&(B=0);var I=l(v.x,v.y,y.x,y.y,b.x,b.y,B,S,u)-n.vertexStartIndex;l(v.x,v.y,g.x,g.y,b.x+b.w,b.y,B,S,u),l(v.x,v.y,d.x,d.y,b.x,b.y+b.h,B,S,u),l(v.x,v.y,f.x,f.y,b.x+b.w,b.y+b.h,B,S,u),n.vertexLength+=4,r(I,I+1,I+2),r(I+1,I+2,I+3),n.elementLength+=2}}}},SymbolBucket.prototype.updateIcons=function(e){var t=this.layoutProperties[\"icon-image\"];if(t)for(var o=0;o<this.features.length;o++){var i=resolveTokens(this.features[o].properties,t);i&&(e[i]=!0)}},SymbolBucket.prototype.updateFont=function(e){var t=this.layoutProperties[\"text-font\"],o=e[t]=e[t]||{};this.textFeatures=resolveText(this.features,this.layoutProperties,o)},SymbolBucket.prototype.addToDebugBuffers=function(e){this.elementGroups.collisionBox=new ElementGroups(this.buffers.collisionBoxVertex);for(var t=this.makeRoomFor(\"collisionBox\",8),o=-e.angle,i=e.yStretch,a=0;a<this.symbolInstances.length;a++)for(var s=0;2>s;s++){var n=this.symbolInstances[a][0===s?\"textCollisionFeature\":\"iconCollisionFeature\"];if(n)for(var r=n.boxes,l=0;l<r.length;l++){var h=r[l],u=h.anchorPoint,c=new Point(h.x1,h.y1*i)._rotate(o),m=new Point(h.x2,h.y1*i)._rotate(o),p=new Point(h.x1,h.y2*i)._rotate(o),x=new Point(h.x2,h.y2*i)._rotate(o),y=Math.max(0,Math.min(25,this.zoom+Math.log(h.maxScale)/Math.LN2)),g=Math.max(0,Math.min(25,this.zoom+Math.log(h.placementScale)/Math.LN2));this.addCollisionBoxVertex(u,c,y,g),this.addCollisionBoxVertex(u,m,y,g),this.addCollisionBoxVertex(u,m,y,g),this.addCollisionBoxVertex(u,x,y,g),this.addCollisionBoxVertex(u,x,y,g),this.addCollisionBoxVertex(u,p,y,g),this.addCollisionBoxVertex(u,p,y,g),this.addCollisionBoxVertex(u,c,y,g),t.vertexLength+=8}}};\n},{\"../symbol/anchor\":52,\"../symbol/clip_line\":55,\"../symbol/collision_feature\":57,\"../symbol/get_anchors\":59,\"../symbol/mergelines\":62,\"../symbol/quads\":63,\"../symbol/resolve_text\":64,\"../symbol/shaping\":65,\"../util/token\":94,\"../util/util\":95,\"./bucket\":1,\"./element_groups\":4,\"point-geometry\":128}],9:[function(require,module,exports){\n\"use strict\";function Coordinate(o,t,n){this.column=o,this.row=t,this.zoom=n}module.exports=Coordinate,Coordinate.prototype={clone:function(){return new Coordinate(this.column,this.row,this.zoom)},zoomTo:function(o){return this.clone()._zoomTo(o)},sub:function(o){return this.clone()._sub(o)},_zoomTo:function(o){var t=Math.pow(2,o-this.zoom);return this.column*=t,this.row*=t,this.zoom=o,this},_sub:function(o){return o=o.zoomTo(this.zoom),this.column-=o.column,this.row-=o.row,this}};\n},{}],10:[function(require,module,exports){\n\"use strict\";function LngLat(t,n){if(isNaN(t)||isNaN(n))throw new Error(\"Invalid LngLat object: (\"+t+\", \"+n+\")\");if(this.lng=+t,this.lat=+n,this.lat>90||this.lat<-90)throw new Error(\"Invalid LngLat latitude value: must be between -90 and 90\")}module.exports=LngLat;var wrap=require(\"../util/util\").wrap;LngLat.prototype.wrap=function(){return new LngLat(wrap(this.lng,-180,180),this.lat)},LngLat.prototype.toArray=function(){return[this.lng,this.lat]},LngLat.prototype.toString=function(){return\"LngLat(\"+this.lng+\", \"+this.lat+\")\"},LngLat.convert=function(t){return t instanceof LngLat?t:Array.isArray(t)?new LngLat(t[0],t[1]):t};\n},{\"../util/util\":95}],11:[function(require,module,exports){\n\"use strict\";function LngLatBounds(t,n){t&&(n?this.extend(t).extend(n):4===t.length?this.extend([t[0],t[1]]).extend([t[2],t[3]]):this.extend(t[0]).extend(t[1]))}module.exports=LngLatBounds;var LngLat=require(\"./lng_lat\");LngLatBounds.prototype={extend:function(t){var n,e,s=this._sw,i=this._ne;if(t instanceof LngLat)n=t,e=t;else{if(!(t instanceof LngLatBounds))return t?this.extend(LngLat.convert(t)||LngLatBounds.convert(t)):this;if(n=t._sw,e=t._ne,!n||!e)return this}return s||i?(s.lng=Math.min(n.lng,s.lng),s.lat=Math.min(n.lat,s.lat),i.lng=Math.max(e.lng,i.lng),i.lat=Math.max(e.lat,i.lat)):(this._sw=new LngLat(n.lng,n.lat),this._ne=new LngLat(e.lng,e.lat)),this},getCenter:function(){return new LngLat((this._sw.lng+this._ne.lng)/2,(this._sw.lat+this._ne.lat)/2)},getSouthWest:function(){return this._sw},getNorthEast:function(){return this._ne},getNorthWest:function(){return new LngLat(this.getWest(),this.getNorth())},getSouthEast:function(){return new LngLat(this.getEast(),this.getSouth())},getWest:function(){return this._sw.lng},getSouth:function(){return this._sw.lat},getEast:function(){return this._ne.lng},getNorth:function(){return this._ne.lat},toArray:function(){return[this._sw.toArray(),this._ne.toArray()]},toString:function(){return\"LngLatBounds(\"+this._sw.toString()+\", \"+this._ne.toString()+\")\"}},LngLatBounds.convert=function(t){return!t||t instanceof LngLatBounds?t:new LngLatBounds(t)};\n},{\"./lng_lat\":10}],12:[function(require,module,exports){\n\"use strict\";function Transform(t,i){this.tileSize=512,this._minZoom=t||0,this._maxZoom=i||22,this.latRange=[-85.05113,85.05113],this.width=0,this.height=0,this._center=new LngLat(0,0),this.zoom=0,this.angle=0,this._altitude=1.5,this._pitch=0,this._unmodified=!0}var LngLat=require(\"./lng_lat\"),Point=require(\"point-geometry\"),Coordinate=require(\"./coordinate\"),wrap=require(\"../util/util\").wrap,interp=require(\"../util/interpolate\"),glmatrix=require(\"gl-matrix\"),vec4=glmatrix.vec4,mat4=glmatrix.mat4,mat2=glmatrix.mat2;module.exports=Transform,Transform.prototype={get minZoom(){return this._minZoom},set minZoom(t){this._minZoom!==t&&(this._minZoom=t,this.zoom=Math.max(this.zoom,t))},get maxZoom(){return this._maxZoom},set maxZoom(t){this._maxZoom!==t&&(this._maxZoom=t,this.zoom=Math.min(this.zoom,t))},get worldSize(){return this.tileSize*this.scale},get centerPoint(){return this.size._div(2)},get size(){return new Point(this.width,this.height)},get bearing(){return-this.angle/Math.PI*180},set bearing(t){var i=-wrap(t,-180,180)*Math.PI/180;this.angle!==i&&(this._unmodified=!1,this.angle=i,this._calcProjMatrix(),this.rotationMatrix=mat2.create(),mat2.rotate(this.rotationMatrix,this.rotationMatrix,this.angle))},get pitch(){return this._pitch/Math.PI*180},set pitch(t){var i=Math.min(60,t)/180*Math.PI;this._pitch!==i&&(this._unmodified=!1,this._pitch=i,this._calcProjMatrix())},get altitude(){return this._altitude},set altitude(t){var i=Math.max(.75,t);this._altitude!==i&&(this._unmodified=!1,this._altitude=i,this._calcProjMatrix())},get zoom(){return this._zoom},set zoom(t){var i=Math.min(Math.max(t,this.minZoom),this.maxZoom);this._zoom!==i&&(this._unmodified=!1,this._zoom=i,this.scale=this.zoomScale(i),this.tileZoom=Math.floor(i),this.zoomFraction=i-this.tileZoom,this._calcProjMatrix(),this._constrain())},get center(){return this._center},set center(t){(t.lat!==this._center.lat||t.lng!==this._center.lng)&&(this._unmodified=!1,this._center=t,this._calcProjMatrix(),this._constrain())},resize:function(t,i){this.width=t,this.height=i,this.exMatrix=mat4.create(),mat4.ortho(this.exMatrix,0,t,i,0,0,-1),this._calcProjMatrix(),this._constrain()},get unmodified(){return this._unmodified},zoomScale:function(t){return Math.pow(2,t)},scaleZoom:function(t){return Math.log(t)/Math.LN2},project:function(t,i){return new Point(this.lngX(t.lng,i),this.latY(t.lat,i))},unproject:function(t,i){return new LngLat(this.xLng(t.x,i),this.yLat(t.y,i))},get x(){return this.lngX(this.center.lng)},get y(){return this.latY(this.center.lat)},get point(){return new Point(this.x,this.y)},lngX:function(t,i){return(180+t)*(i||this.worldSize)/360},latY:function(t,i){var n=180/Math.PI*Math.log(Math.tan(Math.PI/4+t*Math.PI/360));return(180-n)*(i||this.worldSize)/360},xLng:function(t,i){return 360*t/(i||this.worldSize)-180},yLat:function(t,i){var n=180-360*t/(i||this.worldSize);return 360/Math.PI*Math.atan(Math.exp(n*Math.PI/180))-90},panBy:function(t){var i=this.centerPoint._add(t);this.center=this.pointLocation(i)},setLocationAtPoint:function(t,i){var n=this.locationCoordinate(t),o=this.pointCoordinate(i),e=this.pointCoordinate(this.centerPoint),a=o._sub(n);this._unmodified=!1,this.center=this.coordinateLocation(e._sub(a))},setZoomAround:function(t,i){var n;i&&(n=this.locationPoint(i)),this.zoom=t,i&&this.setLocationAtPoint(i,n)},setBearingAround:function(t,i){var n;i&&(n=this.locationPoint(i)),this.bearing=t,i&&this.setLocationAtPoint(i,n)},locationPoint:function(t){return this.coordinatePoint(this.locationCoordinate(t))},pointLocation:function(t){return this.coordinateLocation(this.pointCoordinate(t))},locationCoordinate:function(t){var i=this.zoomScale(this.tileZoom)/this.worldSize,n=LngLat.convert(t);return new Coordinate(this.lngX(n.lng)*i,this.latY(n.lat)*i,this.tileZoom)},coordinateLocation:function(t){var i=this.zoomScale(t.zoom);return new LngLat(this.xLng(t.column,i),this.yLat(t.row,i))},pointCoordinate:function(t,i){void 0===i&&(i=0);var n=this.coordinatePointMatrix(this.tileZoom);if(mat4.invert(n,n),!n)throw new Error(\"failed to invert matrix\");var o=[t.x,t.y,0,1],e=[t.x,t.y,1,1];vec4.transformMat4(o,o,n),vec4.transformMat4(e,e,n);var a=o[3],r=e[3],h=o[0]/a,s=e[0]/r,c=o[1]/a,u=e[1]/r,l=o[2]/a,m=e[2]/r,g=l===m?0:(i-l)/(m-l);return new Coordinate(interp(h,s,g),interp(c,u,g),this.tileZoom)},coordinatePoint:function(t){var i=this.coordinatePointMatrix(t.zoom),n=[t.column,t.row,0,1];return vec4.transformMat4(n,n,i),new Point(n[0]/n[3],n[1]/n[3])},coordinatePointMatrix:function(t){var i=mat4.copy(new Float64Array(16),this.projMatrix),n=this.worldSize/this.zoomScale(t);return mat4.scale(i,i,[n,n,1]),mat4.multiply(i,this.getPixelMatrix(),i),i},getPixelMatrix:function(){var t=mat4.create();return mat4.scale(t,t,[this.width/2,-this.height/2,1]),mat4.translate(t,t,[1,-1,0]),t},_constrain:function(){if(this.center&&this.width&&this.height&&!this._constraining){this._constraining=!0;var t,i,n,o,e,a,r,h,s=this.size,c=this._unmodified;this.latRange&&(t=this.latY(this.latRange[1]),i=this.latY(this.latRange[0]),e=i-t<s.y?s.y/(i-t):0),this.lngRange&&(n=this.lngX(this.lngRange[0]),o=this.lngX(this.lngRange[1]),a=o-n<s.x?s.x/(o-n):0);var u=Math.max(a||0,e||0);if(u)return this.center=this.unproject(new Point(a?(o+n)/2:this.x,e?(i+t)/2:this.y)),this.zoom+=this.scaleZoom(u),this._unmodified=c,void(this._constraining=!1);if(this.latRange){var l=this.y,m=s.y/2;t>l-m&&(h=t+m),l+m>i&&(h=i-m)}if(this.lngRange){var g=this.x,d=s.x/2;n>g-d&&(r=n+d),g+d>o&&(r=o-d)}(void 0!==r||void 0!==h)&&(this.center=this.unproject(new Point(void 0!==r?r:this.x,void 0!==h?h:this.y))),this._unmodified=c,this._constraining=!1}},_calcProjMatrix:function(){var t=new Float64Array(16),i=Math.atan(.5/this.altitude),n=Math.sin(i)*this.altitude/Math.sin(Math.PI/2-this._pitch-i),o=Math.cos(Math.PI/2-this._pitch)*n+this.altitude;mat4.perspective(t,2*Math.atan(this.height/2/this.altitude),this.width/this.height,.1,o),mat4.translate(t,t,[0,0,-this.altitude]),mat4.scale(t,t,[1,-1,1/this.height]),mat4.rotateX(t,t,this._pitch),mat4.rotateZ(t,t,this.angle),mat4.translate(t,t,[-this.x,-this.y,0]),this.projMatrix=t}};\n},{\"../util/interpolate\":91,\"../util/util\":95,\"./coordinate\":9,\"./lng_lat\":10,\"gl-matrix\":105,\"point-geometry\":128}],13:[function(require,module,exports){\n\"use strict\";var simplexFont={\" \":[16,[]],\"!\":[10,[5,21,5,7,-1,-1,5,2,4,1,5,0,6,1,5,2]],'\"':[16,[4,21,4,14,-1,-1,12,21,12,14]],\"#\":[21,[11,25,4,-7,-1,-1,17,25,10,-7,-1,-1,4,12,18,12,-1,-1,3,6,17,6]],$:[20,[8,25,8,-4,-1,-1,12,25,12,-4,-1,-1,17,18,15,20,12,21,8,21,5,20,3,18,3,16,4,14,5,13,7,12,13,10,15,9,16,8,17,6,17,3,15,1,12,0,8,0,5,1,3,3]],\"%\":[24,[21,21,3,0,-1,-1,8,21,10,19,10,17,9,15,7,14,5,14,3,16,3,18,4,20,6,21,8,21,10,20,13,19,16,19,19,20,21,21,-1,-1,17,7,15,6,14,4,14,2,16,0,18,0,20,1,21,3,21,5,19,7,17,7]],\"&\":[26,[23,12,23,13,22,14,21,14,20,13,19,11,17,6,15,3,13,1,11,0,7,0,5,1,4,2,3,4,3,6,4,8,5,9,12,13,13,14,14,16,14,18,13,20,11,21,9,20,8,18,8,16,9,13,11,10,16,3,18,1,20,0,22,0,23,1,23,2]],\"'\":[10,[5,19,4,20,5,21,6,20,6,18,5,16,4,15]],\"(\":[14,[11,25,9,23,7,20,5,16,4,11,4,7,5,2,7,-2,9,-5,11,-7]],\")\":[14,[3,25,5,23,7,20,9,16,10,11,10,7,9,2,7,-2,5,-5,3,-7]],\"*\":[16,[8,21,8,9,-1,-1,3,18,13,12,-1,-1,13,18,3,12]],\"+\":[26,[13,18,13,0,-1,-1,4,9,22,9]],\",\":[10,[6,1,5,0,4,1,5,2,6,1,6,-1,5,-3,4,-4]],\"-\":[26,[4,9,22,9]],\".\":[10,[5,2,4,1,5,0,6,1,5,2]],\"/\":[22,[20,25,2,-7]],0:[20,[9,21,6,20,4,17,3,12,3,9,4,4,6,1,9,0,11,0,14,1,16,4,17,9,17,12,16,17,14,20,11,21,9,21]],1:[20,[6,17,8,18,11,21,11,0]],2:[20,[4,16,4,17,5,19,6,20,8,21,12,21,14,20,15,19,16,17,16,15,15,13,13,10,3,0,17,0]],3:[20,[5,21,16,21,10,13,13,13,15,12,16,11,17,8,17,6,16,3,14,1,11,0,8,0,5,1,4,2,3,4]],4:[20,[13,21,3,7,18,7,-1,-1,13,21,13,0]],5:[20,[15,21,5,21,4,12,5,13,8,14,11,14,14,13,16,11,17,8,17,6,16,3,14,1,11,0,8,0,5,1,4,2,3,4]],6:[20,[16,18,15,20,12,21,10,21,7,20,5,17,4,12,4,7,5,3,7,1,10,0,11,0,14,1,16,3,17,6,17,7,16,10,14,12,11,13,10,13,7,12,5,10,4,7]],7:[20,[17,21,7,0,-1,-1,3,21,17,21]],8:[20,[8,21,5,20,4,18,4,16,5,14,7,13,11,12,14,11,16,9,17,7,17,4,16,2,15,1,12,0,8,0,5,1,4,2,3,4,3,7,4,9,6,11,9,12,13,13,15,14,16,16,16,18,15,20,12,21,8,21]],9:[20,[16,14,15,11,13,9,10,8,9,8,6,9,4,11,3,14,3,15,4,18,6,20,9,21,10,21,13,20,15,18,16,14,16,9,15,4,13,1,10,0,8,0,5,1,4,3]],\":\":[10,[5,14,4,13,5,12,6,13,5,14,-1,-1,5,2,4,1,5,0,6,1,5,2]],\";\":[10,[5,14,4,13,5,12,6,13,5,14,-1,-1,6,1,5,0,4,1,5,2,6,1,6,-1,5,-3,4,-4]],\"<\":[24,[20,18,4,9,20,0]],\"=\":[26,[4,12,22,12,-1,-1,4,6,22,6]],\">\":[24,[4,18,20,9,4,0]],\"?\":[18,[3,16,3,17,4,19,5,20,7,21,11,21,13,20,14,19,15,17,15,15,14,13,13,12,9,10,9,7,-1,-1,9,2,8,1,9,0,10,1,9,2]],\"@\":[27,[18,13,17,15,15,16,12,16,10,15,9,14,8,11,8,8,9,6,11,5,14,5,16,6,17,8,-1,-1,12,16,10,14,9,11,9,8,10,6,11,5,-1,-1,18,16,17,8,17,6,19,5,21,5,23,7,24,10,24,12,23,15,22,17,20,19,18,20,15,21,12,21,9,20,7,19,5,17,4,15,3,12,3,9,4,6,5,4,7,2,9,1,12,0,15,0,18,1,20,2,21,3,-1,-1,19,16,18,8,18,6,19,5]],A:[18,[9,21,1,0,-1,-1,9,21,17,0,-1,-1,4,7,14,7]],B:[21,[4,21,4,0,-1,-1,4,21,13,21,16,20,17,19,18,17,18,15,17,13,16,12,13,11,-1,-1,4,11,13,11,16,10,17,9,18,7,18,4,17,2,16,1,13,0,4,0]],C:[21,[18,16,17,18,15,20,13,21,9,21,7,20,5,18,4,16,3,13,3,8,4,5,5,3,7,1,9,0,13,0,15,1,17,3,18,5]],D:[21,[4,21,4,0,-1,-1,4,21,11,21,14,20,16,18,17,16,18,13,18,8,17,5,16,3,14,1,11,0,4,0]],E:[19,[4,21,4,0,-1,-1,4,21,17,21,-1,-1,4,11,12,11,-1,-1,4,0,17,0]],F:[18,[4,21,4,0,-1,-1,4,21,17,21,-1,-1,4,11,12,11]],G:[21,[18,16,17,18,15,20,13,21,9,21,7,20,5,18,4,16,3,13,3,8,4,5,5,3,7,1,9,0,13,0,15,1,17,3,18,5,18,8,-1,-1,13,8,18,8]],H:[22,[4,21,4,0,-1,-1,18,21,18,0,-1,-1,4,11,18,11]],I:[8,[4,21,4,0]],J:[16,[12,21,12,5,11,2,10,1,8,0,6,0,4,1,3,2,2,5,2,7]],K:[21,[4,21,4,0,-1,-1,18,21,4,7,-1,-1,9,12,18,0]],L:[17,[4,21,4,0,-1,-1,4,0,16,0]],M:[24,[4,21,4,0,-1,-1,4,21,12,0,-1,-1,20,21,12,0,-1,-1,20,21,20,0]],N:[22,[4,21,4,0,-1,-1,4,21,18,0,-1,-1,18,21,18,0]],O:[22,[9,21,7,20,5,18,4,16,3,13,3,8,4,5,5,3,7,1,9,0,13,0,15,1,17,3,18,5,19,8,19,13,18,16,17,18,15,20,13,21,9,21]],P:[21,[4,21,4,0,-1,-1,4,21,13,21,16,20,17,19,18,17,18,14,17,12,16,11,13,10,4,10]],Q:[22,[9,21,7,20,5,18,4,16,3,13,3,8,4,5,5,3,7,1,9,0,13,0,15,1,17,3,18,5,19,8,19,13,18,16,17,18,15,20,13,21,9,21,-1,-1,12,4,18,-2]],R:[21,[4,21,4,0,-1,-1,4,21,13,21,16,20,17,19,18,17,18,15,17,13,16,12,13,11,4,11,-1,-1,11,11,18,0]],S:[20,[17,18,15,20,12,21,8,21,5,20,3,18,3,16,4,14,5,13,7,12,13,10,15,9,16,8,17,6,17,3,15,1,12,0,8,0,5,1,3,3]],T:[16,[8,21,8,0,-1,-1,1,21,15,21]],U:[22,[4,21,4,6,5,3,7,1,10,0,12,0,15,1,17,3,18,6,18,21]],V:[18,[1,21,9,0,-1,-1,17,21,9,0]],W:[24,[2,21,7,0,-1,-1,12,21,7,0,-1,-1,12,21,17,0,-1,-1,22,21,17,0]],X:[20,[3,21,17,0,-1,-1,17,21,3,0]],Y:[18,[1,21,9,11,9,0,-1,-1,17,21,9,11]],Z:[20,[17,21,3,0,-1,-1,3,21,17,21,-1,-1,3,0,17,0]],\"[\":[14,[4,25,4,-7,-1,-1,5,25,5,-7,-1,-1,4,25,11,25,-1,-1,4,-7,11,-7]],\"\\\\\":[14,[0,21,14,-3]],\"]\":[14,[9,25,9,-7,-1,-1,10,25,10,-7,-1,-1,3,25,10,25,-1,-1,3,-7,10,-7]],\"^\":[16,[6,15,8,18,10,15,-1,-1,3,12,8,17,13,12,-1,-1,8,17,8,0]],_:[16,[0,-2,16,-2]],\"`\":[10,[6,21,5,20,4,18,4,16,5,15,6,16,5,17]],a:[19,[15,14,15,0,-1,-1,15,11,13,13,11,14,8,14,6,13,4,11,3,8,3,6,4,3,6,1,8,0,11,0,13,1,15,3]],b:[19,[4,21,4,0,-1,-1,4,11,6,13,8,14,11,14,13,13,15,11,16,8,16,6,15,3,13,1,11,0,8,0,6,1,4,3]],c:[18,[15,11,13,13,11,14,8,14,6,13,4,11,3,8,3,6,4,3,6,1,8,0,11,0,13,1,15,3]],d:[19,[15,21,15,0,-1,-1,15,11,13,13,11,14,8,14,6,13,4,11,3,8,3,6,4,3,6,1,8,0,11,0,13,1,15,3]],e:[18,[3,8,15,8,15,10,14,12,13,13,11,14,8,14,6,13,4,11,3,8,3,6,4,3,6,1,8,0,11,0,13,1,15,3]],f:[12,[10,21,8,21,6,20,5,17,5,0,-1,-1,2,14,9,14]],g:[19,[15,14,15,-2,14,-5,13,-6,11,-7,8,-7,6,-6,-1,-1,15,11,13,13,11,14,8,14,6,13,4,11,3,8,3,6,4,3,6,1,8,0,11,0,13,1,15,3]],h:[19,[4,21,4,0,-1,-1,4,10,7,13,9,14,12,14,14,13,15,10,15,0]],i:[8,[3,21,4,20,5,21,4,22,3,21,-1,-1,4,14,4,0]],j:[10,[5,21,6,20,7,21,6,22,5,21,-1,-1,6,14,6,-3,5,-6,3,-7,1,-7]],k:[17,[4,21,4,0,-1,-1,14,14,4,4,-1,-1,8,8,15,0]],l:[8,[4,21,4,0]],m:[30,[4,14,4,0,-1,-1,4,10,7,13,9,14,12,14,14,13,15,10,15,0,-1,-1,15,10,18,13,20,14,23,14,25,13,26,10,26,0]],n:[19,[4,14,4,0,-1,-1,4,10,7,13,9,14,12,14,14,13,15,10,15,0]],o:[19,[8,14,6,13,4,11,3,8,3,6,4,3,6,1,8,0,11,0,13,1,15,3,16,6,16,8,15,11,13,13,11,14,8,14]],p:[19,[4,14,4,-7,-1,-1,4,11,6,13,8,14,11,14,13,13,15,11,16,8,16,6,15,3,13,1,11,0,8,0,6,1,4,3]],q:[19,[15,14,15,-7,-1,-1,15,11,13,13,11,14,8,14,6,13,4,11,3,8,3,6,4,3,6,1,8,0,11,0,13,1,15,3]],r:[13,[4,14,4,0,-1,-1,4,8,5,11,7,13,9,14,12,14]],s:[17,[14,11,13,13,10,14,7,14,4,13,3,11,4,9,6,8,11,7,13,6,14,4,14,3,13,1,10,0,7,0,4,1,3,3]],t:[12,[5,21,5,4,6,1,8,0,10,0,-1,-1,2,14,9,14]],u:[19,[4,14,4,4,5,1,7,0,10,0,12,1,15,4,-1,-1,15,14,15,0]],v:[16,[2,14,8,0,-1,-1,14,14,8,0]],w:[22,[3,14,7,0,-1,-1,11,14,7,0,-1,-1,11,14,15,0,-1,-1,19,14,15,0]],x:[17,[3,14,14,0,-1,-1,14,14,3,0]],y:[16,[2,14,8,0,-1,-1,14,14,8,0,6,-4,4,-6,2,-7,1,-7]],z:[17,[14,14,3,0,-1,-1,3,14,14,14,-1,-1,3,0,14,0]],\"{\":[14,[9,25,7,24,6,23,5,21,5,19,6,17,7,16,8,14,8,12,6,10,-1,-1,7,24,6,22,6,20,7,18,8,17,9,15,9,13,8,11,4,9,8,7,9,5,9,3,8,1,7,0,6,-2,6,-4,7,-6,-1,-1,6,8,8,6,8,4,7,2,6,1,5,-1,5,-3,6,-5,7,-6,9,-7]],\"|\":[8,[4,25,4,-7]],\"}\":[14,[5,25,7,24,8,23,9,21,9,19,8,17,7,16,6,14,6,12,8,10,-1,-1,7,24,8,22,8,20,7,18,6,17,5,15,5,13,6,11,10,9,6,7,5,5,5,3,6,1,7,0,8,-2,8,-4,7,-6,-1,-1,8,8,6,6,6,4,7,2,8,1,9,-1,9,-3,8,-5,7,-6,5,-7]],\"~\":[24,[3,6,3,8,4,11,6,12,8,12,10,11,14,8,16,7,18,7,20,8,21,10,-1,-1,3,8,4,10,6,11,8,11,10,10,14,7,16,6,18,6,20,7,21,10,21,12]]};module.exports=function(l,n,t,e){e=e||1;var r,o,u,s,i,x,f,p,h=[];for(r=0,o=l.length;o>r;r++)if(i=simplexFont[l[r]]){for(p=null,u=0,s=i[1].length;s>u;u+=2)-1===i[1][u]&&-1===i[1][u+1]?p=null:(x=n+i[1][u]*e,f=t-i[1][u+1]*e,p&&h.push(p.x,p.y,x,f),p={x:x,y:f});n+=i[0]*e}return h};\n},{}],14:[function(require,module,exports){\n\"use strict\";var mapboxgl=module.exports={};mapboxgl.Map=require(\"./ui/map\"),mapboxgl.Control=require(\"./ui/control/control\"),mapboxgl.Navigation=require(\"./ui/control/navigation\"),mapboxgl.Attribution=require(\"./ui/control/attribution\"),mapboxgl.Popup=require(\"./ui/popup\"),mapboxgl.GeoJSONSource=require(\"./source/geojson_source\"),mapboxgl.VideoSource=require(\"./source/video_source\"),mapboxgl.ImageSource=require(\"./source/image_source\"),mapboxgl.Style=require(\"./style/style\"),mapboxgl.LngLat=require(\"./geo/lng_lat\"),mapboxgl.LngLatBounds=require(\"./geo/lng_lat_bounds\"),mapboxgl.Point=require(\"point-geometry\"),mapboxgl.Evented=require(\"./util/evented\"),mapboxgl.util=require(\"./util/util\"),mapboxgl.supported=require(\"./util/browser\").supported;var ajax=require(\"./util/ajax\");mapboxgl.util.getJSON=ajax.getJSON,mapboxgl.util.getArrayBuffer=ajax.getArrayBuffer;var config=require(\"./util/config\");mapboxgl.config=config,Object.defineProperty(mapboxgl,\"accessToken\",{get:function(){return config.ACCESS_TOKEN},set:function(e){config.ACCESS_TOKEN=e}});\n},{\"./geo/lng_lat\":10,\"./geo/lng_lat_bounds\":11,\"./source/geojson_source\":29,\"./source/image_source\":31,\"./source/video_source\":38,\"./style/style\":46,\"./ui/control/attribution\":68,\"./ui/control/control\":69,\"./ui/control/navigation\":70,\"./ui/map\":80,\"./ui/popup\":81,\"./util/ajax\":83,\"./util/browser\":84,\"./util/config\":88,\"./util/evented\":89,\"./util/util\":95,\"point-geometry\":128}],15:[function(require,module,exports){\n\"use strict\";function drawBackground(t,a,r){var e,i=t.gl,o=a.paint[\"background-color\"],n=a.paint[\"background-pattern\"],l=a.paint[\"background-opacity\"],u=n?t.spriteAtlas.getPosition(n.from,!0):null,m=n?t.spriteAtlas.getPosition(n.to,!0):null;if(u&&m){e=t.patternShader,i.switchShader(e,r),i.uniform1i(e.u_image,0),i.uniform2fv(e.u_pattern_tl_a,u.tl),i.uniform2fv(e.u_pattern_br_a,u.br),i.uniform2fv(e.u_pattern_tl_b,m.tl),i.uniform2fv(e.u_pattern_br_b,m.br),i.uniform1f(e.u_opacity,l);var c=t.transform,f=u.size,s=m.size,_=c.locationCoordinate(c.center),S=1/Math.pow(2,c.zoomFraction);i.uniform1f(e.u_mix,n.t);var d=mat3.create();mat3.scale(d,d,[1/(f[0]*n.fromScale),1/(f[1]*n.fromScale)]),mat3.translate(d,d,[_.column*c.tileSize%(f[0]*n.fromScale),_.row*c.tileSize%(f[1]*n.fromScale)]),mat3.rotate(d,d,-c.angle),mat3.scale(d,d,[S*c.width/2,-S*c.height/2]);var p=mat3.create();mat3.scale(p,p,[1/(s[0]*n.toScale),1/(s[1]*n.toScale)]),mat3.translate(p,p,[_.column*c.tileSize%(s[0]*n.toScale),_.row*c.tileSize%(s[1]*n.toScale)]),mat3.rotate(p,p,-c.angle),mat3.scale(p,p,[S*c.width/2,-S*c.height/2]),i.uniformMatrix3fv(e.u_patternmatrix_a,!1,d),i.uniformMatrix3fv(e.u_patternmatrix_b,!1,p),t.spriteAtlas.bind(i,!0)}else e=t.fillShader,i.switchShader(e,r),i.uniform4fv(e.u_color,o);i.disable(i.STENCIL_TEST),i.bindBuffer(i.ARRAY_BUFFER,t.backgroundBuffer),i.vertexAttribPointer(e.a_pos,t.backgroundBuffer.itemSize,i.SHORT,!1,0,0),i.drawArrays(i.TRIANGLE_STRIP,0,t.backgroundBuffer.itemCount),i.enable(i.STENCIL_TEST),i.stencilMask(0),i.stencilFunc(i.EQUAL,128,128)}var mat3=require(\"gl-matrix\").mat3;module.exports=drawBackground;\n},{\"gl-matrix\":105}],16:[function(require,module,exports){\n\"use strict\";function drawCircles(e,r,i,t){if(t.buffers&&(i=e.translateMatrix(i,t,r.paint[\"circle-translate\"],r.paint[\"circle-translate-anchor\"]),t.elementGroups[r.ref||r.id])){var a=t.elementGroups[r.ref||r.id].circle,l=e.gl;l.disable(l.STENCIL_TEST),l.switchShader(e.circleShader,i,t.exMatrix);var c=t.buffers.circleVertex,n=e.circleShader,s=t.buffers.circleElement,u=1/browser.devicePixelRatio/r.paint[\"circle-radius\"];l.uniform4fv(n.u_color,r.paint[\"circle-color\"]),l.uniform1f(n.u_blur,Math.max(r.paint[\"circle-blur\"],u)),l.uniform1f(n.u_size,r.paint[\"circle-radius\"]);for(var o=0;o<a.groups.length;o++){var d=a.groups[o],f=d.vertexStartIndex*c.itemSize;c.bind(l),c.setAttribPointers(l,n,f),s.bind(l);var S=3*d.elementLength,b=d.elementStartIndex*s.itemSize;l.drawElements(l.TRIANGLES,S,l.UNSIGNED_SHORT,b)}l.enable(l.STENCIL_TEST)}}var browser=require(\"../util/browser.js\");module.exports=drawCircles;\n},{\"../util/browser.js\":84}],17:[function(require,module,exports){\n\"use strict\";function drawPlacementDebug(o,r,e,t){var i=t.elementGroups[r.ref||r.id].collisionBox;if(i){var a=o.gl,n=t.buffers.collisionBoxVertex,s=o.collisionBoxShader;a.enable(a.STENCIL_TEST),a.switchShader(s,e),n.bind(a),n.setAttribPointers(a,s,0),a.lineWidth(1),a.uniform1f(s.u_scale,Math.pow(2,o.transform.zoom-t.coord.z)),a.uniform1f(s.u_zoom,10*o.transform.zoom),a.uniform1f(s.u_maxzoom,10*(t.coord.z+1));var l=i.groups[0].vertexStartIndex,u=i.groups[0].vertexLength;a.drawArrays(a.LINES,l,u),a.disable(a.STENCIL_TEST)}}module.exports=drawPlacementDebug;\n},{}],18:[function(require,module,exports){\n\"use strict\";function drawDebug(e,r){var t=e.gl;t.blendFunc(t.ONE,t.ONE_MINUS_SRC_ALPHA),t.switchShader(e.debugShader,r.posMatrix),t.bindBuffer(t.ARRAY_BUFFER,e.debugBuffer),t.vertexAttribPointer(e.debugShader.a_pos,e.debugBuffer.itemSize,t.SHORT,!1,0,0),t.uniform4f(e.debugShader.u_color,1,0,0,1),t.lineWidth(4),t.drawArrays(t.LINE_STRIP,0,e.debugBuffer.itemCount);var i=textVertices(r.coord.toString(),50,200,5);t.bindBuffer(t.ARRAY_BUFFER,e.debugTextBuffer),t.bufferData(t.ARRAY_BUFFER,new Int16Array(i),t.STREAM_DRAW),t.vertexAttribPointer(e.debugShader.a_pos,e.debugTextBuffer.itemSize,t.SHORT,!1,0,0),t.lineWidth(8*browser.devicePixelRatio),t.uniform4f(e.debugShader.u_color,1,1,1,1),t.drawArrays(t.LINES,0,i.length/e.debugTextBuffer.itemSize),t.lineWidth(2*browser.devicePixelRatio),t.uniform4f(e.debugShader.u_color,0,0,0,1),t.drawArrays(t.LINES,0,i.length/e.debugTextBuffer.itemSize),t.blendFunc(t.ONE_MINUS_DST_ALPHA,t.ONE)}var textVertices=require(\"../lib/debugtext\"),browser=require(\"../util/browser\");module.exports=drawDebug;\n},{\"../lib/debugtext\":13,\"../util/browser\":84}],19:[function(require,module,exports){\n\"use strict\";function drawFill(e,t,r,i){if(i.buffers&&i.elementGroups[t.ref||t.id]){var a,l,n,f,o=i.elementGroups[t.ref||t.id].fill,s=e.gl,u=e.translateMatrix(r,i,t.paint[\"fill-translate\"],t.paint[\"fill-translate-anchor\"]),c=t.paint[\"fill-color\"];s.stencilMask(63),s.clear(s.STENCIL_BUFFER_BIT),s.stencilFunc(s.NOTEQUAL,128,128),s.stencilOpSeparate(s.FRONT,s.INCR_WRAP,s.KEEP,s.KEEP),s.stencilOpSeparate(s.BACK,s.DECR_WRAP,s.KEEP,s.KEEP),s.colorMask(!1,!1,!1,!1),s.switchShader(e.fillShader,u),a=i.buffers.fillVertex,a.bind(s),l=i.buffers.fillElement,l.bind(s);for(var m,d,E=0;E<o.groups.length;E++)n=o.groups[E],m=n.vertexStartIndex*a.itemSize,a.setAttribPointers(s,e.fillShader,m),f=3*n.elementLength,d=n.elementStartIndex*l.itemSize,s.drawElements(s.TRIANGLES,f,s.UNSIGNED_SHORT,d);s.colorMask(!0,!0,!0,!0),s.stencilOp(s.KEEP,s.KEEP,s.KEEP),s.stencilMask(0);var S=t.paint[\"fill-outline-color\"];if(t.paint[\"fill-antialias\"]===!0&&(!t.paint[\"fill-pattern\"]||S)){s.switchShader(e.outlineShader,u),s.lineWidth(2*browser.devicePixelRatio),S?s.stencilFunc(s.EQUAL,128,128):s.stencilFunc(s.EQUAL,128,191),s.uniform2f(e.outlineShader.u_world,s.drawingBufferWidth,s.drawingBufferHeight),s.uniform4fv(e.outlineShader.u_color,S?S:c),a=i.buffers.fillVertex,l=i.buffers.fillSecondElement,l.bind(s);for(var p=0;p<o.groups.length;p++)n=o.groups[p],m=n.vertexStartIndex*a.itemSize,a.setAttribPointers(s,e.outlineShader,m),f=2*n.secondElementLength,d=n.secondElementStartIndex*l.itemSize,s.drawElements(s.LINES,f,s.UNSIGNED_SHORT,d)}var _,h=t.paint[\"fill-pattern\"],b=t.paint[\"fill-opacity\"]||1;if(h){var x=e.spriteAtlas.getPosition(h.from,!0),v=e.spriteAtlas.getPosition(h.to,!0);if(!x||!v)return;_=e.patternShader,s.switchShader(_,r),s.uniform1i(_.u_image,0),s.uniform2fv(_.u_pattern_tl_a,x.tl),s.uniform2fv(_.u_pattern_br_a,x.br),s.uniform2fv(_.u_pattern_tl_b,v.tl),s.uniform2fv(_.u_pattern_br_b,v.br),s.uniform1f(_.u_opacity,b),s.uniform1f(_.u_mix,h.t);var A=i.tileExtent/i.tileSize/Math.pow(2,e.transform.tileZoom-i.coord.z),g=mat3.create();mat3.scale(g,g,[1/(x.size[0]*A*h.fromScale),1/(x.size[1]*A*h.fromScale)]);var w=mat3.create();mat3.scale(w,w,[1/(v.size[0]*A*h.toScale),1/(v.size[1]*A*h.toScale)]),s.uniformMatrix3fv(_.u_patternmatrix_a,!1,g),s.uniformMatrix3fv(_.u_patternmatrix_b,!1,w),e.spriteAtlas.bind(s,!0)}else _=e.fillShader,s.switchShader(_,r),s.uniform4fv(_.u_color,c);s.stencilFunc(s.NOTEQUAL,0,63),s.bindBuffer(s.ARRAY_BUFFER,e.tileExtentBuffer),s.vertexAttribPointer(_.a_pos,e.tileExtentBuffer.itemSize,s.SHORT,!1,0,0),s.drawArrays(s.TRIANGLE_STRIP,0,e.tileExtentBuffer.itemCount),s.stencilMask(0),s.stencilFunc(s.EQUAL,128,128)}}var browser=require(\"../util/browser\"),mat3=require(\"gl-matrix\").mat3;module.exports=drawFill;\n},{\"../util/browser\":84,\"gl-matrix\":105}],20:[function(require,module,exports){\n\"use strict\";var browser=require(\"../util/browser\"),mat2=require(\"gl-matrix\").mat2;module.exports=function(t,i,e,r){if(r.buffers&&r.elementGroups[i.ref||i.id]){var a=r.elementGroups[i.ref||i.id].line,n=t.gl;if(!(i.paint[\"line-width\"]<=0)){var f=1/browser.devicePixelRatio,o=i.paint[\"line-blur\"]+f,l=i.paint[\"line-width\"]/2,u=-1,s=0,m=0;i.paint[\"line-gap-width\"]>0&&(u=i.paint[\"line-gap-width\"]/2+.5*f,l=i.paint[\"line-width\"],s=u-f/2);var _=s+l+f/2+m,h=i.paint[\"line-color\"],d=t.transform.scale/(1<<r.coord.z)/(r.tileExtent/r.tileSize),p=t.translateMatrix(e,r,i.paint[\"line-translate\"],i.paint[\"line-translate-anchor\"]),c=t.transform,v=mat2.create();mat2.scale(v,v,[1,Math.cos(c._pitch)]),mat2.rotate(v,v,t.transform.angle);var x,b=Math.sqrt(c.height*c.height/4*(1+c.altitude*c.altitude)),w=c.height/2*Math.tan(c._pitch),g=(b+w)/b-1,S=r.tileSize/t.transform.tileSize,M=i.paint[\"line-dasharray\"],z=i.paint[\"line-pattern\"];if(M){x=t.linesdfpatternShader,n.switchShader(x,p,r.exMatrix),n.uniform2fv(x.u_linewidth,[_,u]),n.uniform1f(x.u_ratio,d),n.uniform1f(x.u_blur,o),n.uniform4fv(x.u_color,h);var A=t.lineAtlas.getDash(M.from,\"round\"===i.layout[\"line-cap\"]),y=t.lineAtlas.getDash(M.to,\"round\"===i.layout[\"line-cap\"]);t.lineAtlas.bind(n);var E=Math.pow(2,Math.floor(Math.log(t.transform.scale)/Math.LN2)-r.coord.z)/8*S,P=[E/A.width/M.fromScale,-A.height/2],R=t.lineAtlas.width/(M.fromScale*A.width*256*browser.devicePixelRatio)/2,G=[E/y.width/M.toScale,-y.height/2],I=t.lineAtlas.width/(M.toScale*y.width*256*browser.devicePixelRatio)/2;n.uniform2fv(x.u_patternscale_a,P),n.uniform1f(x.u_tex_y_a,A.y),n.uniform2fv(x.u_patternscale_b,G),n.uniform1f(x.u_tex_y_b,y.y),n.uniform1i(x.u_image,0),n.uniform1f(x.u_sdfgamma,Math.max(R,I)),n.uniform1f(x.u_mix,M.t),n.uniform1f(x.u_extra,g),n.uniform1f(x.u_offset,-i.paint[\"line-offset\"]),n.uniformMatrix2fv(x.u_antialiasingmatrix,!1,v)}else if(z){var N=t.spriteAtlas.getPosition(z.from,!0),q=t.spriteAtlas.getPosition(z.to,!0);if(!N||!q)return;var D=r.tileExtent/r.tileSize/Math.pow(2,t.transform.tileZoom-r.coord.z)*S;t.spriteAtlas.bind(n,!0),x=t.linepatternShader,n.switchShader(x,p,r.exMatrix),n.uniform2fv(x.u_linewidth,[_,u]),n.uniform1f(x.u_ratio,d),n.uniform1f(x.u_blur,o),n.uniform2fv(x.u_pattern_size_a,[N.size[0]*D*z.fromScale,q.size[1]]),n.uniform2fv(x.u_pattern_size_b,[q.size[0]*D*z.toScale,q.size[1]]),n.uniform2fv(x.u_pattern_tl_a,N.tl),n.uniform2fv(x.u_pattern_br_a,N.br),n.uniform2fv(x.u_pattern_tl_b,q.tl),n.uniform2fv(x.u_pattern_br_b,q.br),n.uniform1f(x.u_fade,z.t),n.uniform1f(x.u_opacity,i.paint[\"line-opacity\"]),n.uniform1f(x.u_extra,g),n.uniform1f(x.u_offset,-i.paint[\"line-offset\"]),n.uniformMatrix2fv(x.u_antialiasingmatrix,!1,v)}else x=t.lineShader,n.switchShader(x,p,r.exMatrix),n.uniform2fv(x.u_linewidth,[_,u]),n.uniform1f(x.u_ratio,d),n.uniform1f(x.u_blur,o),n.uniform1f(x.u_extra,g),n.uniform1f(x.u_offset,-i.paint[\"line-offset\"]),n.uniformMatrix2fv(x.u_antialiasingmatrix,!1,v),n.uniform4fv(x.u_color,h);var L=r.buffers.lineVertex;L.bind(n);var T=r.buffers.lineElement;T.bind(n);for(var H=0;H<a.groups.length;H++){var O=a.groups[H],U=O.vertexStartIndex*L.itemSize;L.setAttribPointers(n,x,U);var V=3*O.elementLength,Z=O.elementStartIndex*T.itemSize;n.drawElements(n.TRIANGLES,V,n.UNSIGNED_SHORT,Z)}}}};\n},{\"../util/browser\":84,\"gl-matrix\":105}],21:[function(require,module,exports){\n\"use strict\";function drawRaster(t,r,e,a){var i=t.gl;i.disable(i.STENCIL_TEST);var o=t.rasterShader;i.switchShader(o,e),i.uniform1f(o.u_brightness_low,r.paint[\"raster-brightness-min\"]),i.uniform1f(o.u_brightness_high,r.paint[\"raster-brightness-max\"]),i.uniform1f(o.u_saturation_factor,saturationFactor(r.paint[\"raster-saturation\"])),i.uniform1f(o.u_contrast_factor,contrastFactor(r.paint[\"raster-contrast\"])),i.uniform3fv(o.u_spin_weights,spinWeights(r.paint[\"raster-hue-rotate\"]));var n,u,s=a.source&&a.source._pyramid.findLoadedParent(a.coord,0,{}),c=getOpacities(a,s,r,t.transform);i.activeTexture(i.TEXTURE0),i.bindTexture(i.TEXTURE_2D,a.texture),s?(i.activeTexture(i.TEXTURE1),i.bindTexture(i.TEXTURE_2D,s.texture),n=Math.pow(2,s.coord.z-a.coord.z),u=[a.coord.x*n%1,a.coord.y*n%1]):c[1]=0,i.uniform2fv(o.u_tl_parent,u||[0,0]),i.uniform1f(o.u_scale_parent,n||1),i.uniform1f(o.u_buffer_scale,1),i.uniform1f(o.u_opacity0,c[0]),i.uniform1f(o.u_opacity1,c[1]),i.uniform1i(o.u_image0,0),i.uniform1i(o.u_image1,1),i.bindBuffer(i.ARRAY_BUFFER,a.boundsBuffer||t.tileExtentBuffer),i.vertexAttribPointer(o.a_pos,2,i.SHORT,!1,8,0),i.vertexAttribPointer(o.a_texture_pos,2,i.SHORT,!1,8,4),i.drawArrays(i.TRIANGLE_STRIP,0,4),i.enable(i.STENCIL_TEST)}function spinWeights(t){t*=Math.PI/180;var r=Math.sin(t),e=Math.cos(t);return[(2*e+1)/3,(-Math.sqrt(3)*r-e+1)/3,(Math.sqrt(3)*r-e+1)/3]}function contrastFactor(t){return t>0?1/(1-t):1+t}function saturationFactor(t){return t>0?1-1/(1.001-t):-t}function getOpacities(t,r,e,a){var i=[1,0];if(t.source){var o=(new Date).getTime(),n=e.paint[\"raster-fade-duration\"],u=(o-t.timeAdded)/n,s=r?(o-r.timeAdded)/n:-1,c=t.source._pyramid.coveringZoomLevel(a),f=r?Math.abs(r.coord.z-c)>Math.abs(t.coord.z-c):!1;!r||f?(i[0]=util.clamp(u,0,1),i[1]=1-i[0]):(i[0]=util.clamp(1-s,0,1),i[1]=1-i[0])}var d=e.paint[\"raster-opacity\"];return i[0]*=d,i[1]*=d,i}var util=require(\"../util/util\");module.exports=drawRaster;\n},{\"../util/util\":95}],22:[function(require,module,exports){\n\"use strict\";function drawSymbols(e,t,r,a){if(a.buffers){var o=a.elementGroups[t.ref||t.id];if(o){var i=!(t.layout[\"text-allow-overlap\"]||t.layout[\"icon-allow-overlap\"]||t.layout[\"text-ignore-placement\"]||t.layout[\"icon-ignore-placement\"]),n=e.gl;i&&n.disable(n.STENCIL_TEST),o.glyph.groups.length&&drawSymbol(e,t,r,a,o.glyph,\"text\",!0),o.icon.groups.length&&drawSymbol(e,t,r,a,o.icon,\"icon\",o.sdfIcons),drawCollisionDebug(e,t,r,a),i&&n.enable(n.STENCIL_TEST)}}}function drawSymbol(e,t,r,a,o,i,n){var l=e.gl;r=e.translateMatrix(r,a,t.paint[i+\"-translate\"],t.paint[i+\"-translate-anchor\"]);var m,s,f,u=e.transform,d=\"map\"===t.layout[i+\"-rotation-alignment\"],h=d;h?(m=mat4.create(),s=a.tileExtent/a.tileSize/Math.pow(2,e.transform.zoom-a.coord.z),f=1/Math.cos(u._pitch)):(m=mat4.clone(a.exMatrix),s=e.transform.altitude,f=1),mat4.scale(m,m,[s,s,1]);var p=t.paint[i+\"-size\"],g=p/defaultSizes[i];mat4.scale(m,m,[g,g,1]);var S,c,b,x,v=Math.sqrt(u.height*u.height/4*(1+u.altitude*u.altitude)),_=u.height/2*Math.tan(u._pitch),z=(v+_)/v-1,w=\"text\"===i;if(w||e.style.sprite.loaded()){l.activeTexture(l.TEXTURE0),S=n?e.sdfShader:e.iconShader,w?(e.glyphAtlas.updateTexture(l),c=a.buffers.glyphVertex,b=a.buffers.glyphElement,x=[e.glyphAtlas.width/4,e.glyphAtlas.height/4]):(e.spriteAtlas.bind(l,d||e.options.rotating||e.options.zooming||1!==g||n||e.transform.pitch),c=a.buffers.iconVertex,b=a.buffers.iconElement,x=[e.spriteAtlas.width/4,e.spriteAtlas.height/4]),l.switchShader(S,r,m),l.uniform1i(S.u_texture,0),l.uniform2fv(S.u_texsize,x),l.uniform1i(S.u_skewed,h),l.uniform1f(S.u_extra,z);var y=Math.log(p/o[i+\"-size\"])/Math.LN2||0;l.uniform1f(S.u_zoom,10*(e.transform.zoom-y));var E=e.frameHistory.getFadeProperties(300);l.uniform1f(S.u_fadedist,10*E.fadedist),l.uniform1f(S.u_minfadezoom,Math.floor(10*E.minfadezoom)),l.uniform1f(S.u_maxfadezoom,Math.floor(10*E.maxfadezoom)),l.uniform1f(S.u_fadezoom,10*(e.transform.zoom+E.bump));var T,I,A,N;if(b.bind(l),n){var M=8,L=1.19,R=6,G=.105*defaultSizes[i]/p/browser.devicePixelRatio;l.uniform1f(S.u_gamma,G*f),l.uniform4fv(S.u_color,t.paint[i+\"-color\"]),l.uniform1f(S.u_buffer,.75);for(var D=0;D<o.groups.length;D++)T=o.groups[D],I=T.vertexStartIndex*c.itemSize,c.bind(l),c.setAttribPointers(l,S,I),A=3*T.elementLength,N=T.elementStartIndex*b.itemSize,l.drawElements(l.TRIANGLES,A,l.UNSIGNED_SHORT,N);if(t.paint[i+\"-halo-width\"]){l.uniform1f(S.u_gamma,(t.paint[i+\"-halo-blur\"]*L/g/M+G)*f),l.uniform4fv(S.u_color,t.paint[i+\"-halo-color\"]),l.uniform1f(S.u_buffer,(R-t.paint[i+\"-halo-width\"]/g)/M);for(var P=0;P<o.groups.length;P++)T=o.groups[P],I=T.vertexStartIndex*c.itemSize,c.bind(l),c.setAttribPointers(l,S,I),A=3*T.elementLength,N=T.elementStartIndex*b.itemSize,l.drawElements(l.TRIANGLES,A,l.UNSIGNED_SHORT,N)}}else{l.uniform1f(S.u_opacity,t.paint[\"icon-opacity\"]);for(var q=0;q<o.groups.length;q++)T=o.groups[q],I=T.vertexStartIndex*c.itemSize,c.bind(l),c.setAttribPointers(l,S,I),A=3*T.elementLength,N=T.elementStartIndex*b.itemSize,l.drawElements(l.TRIANGLES,A,l.UNSIGNED_SHORT,N)}}}var browser=require(\"../util/browser\"),mat4=require(\"gl-matrix\").mat4,drawCollisionDebug=require(\"./draw_collision_debug\");module.exports=drawSymbols;var defaultSizes={icon:1,text:24};\n},{\"../util/browser\":84,\"./draw_collision_debug\":17,\"gl-matrix\":105}],23:[function(require,module,exports){\n\"use strict\";function drawVertices(e,r,t,i){function o(r,t,i){f.switchShader(e.dotShader,i),f.uniform1f(e.dotShader.u_size,4*browser.devicePixelRatio),f.uniform1f(e.dotShader.u_blur,.25),f.uniform4fv(e.dotShader.u_color,[.1,0,0,.1]),r.bind(f);for(var o=0;o<t.length;o++){var s=t[o],u=s.vertexStartIndex,a=s.vertexLength;f.vertexAttribPointer(e.dotShader.a_pos,2,f.SHORT,!1,r.itemSize,0),f.drawArrays(f.POINTS,u,a)}}var f=e.gl;if(i&&i.buffers){var s=i.elementGroups[r.ref||r.id];if(s){if(f.blendFunc(f.ONE,f.ONE_MINUS_SRC_ALPHA),\"fill\"===r.type)o(i.buffers.fillVertex,s.groups,t);else if(\"symbol\"===r.type)o(i.buffers.iconVertex,s.icon.groups,t),o(i.buffers.glyphVertex,s.glyph.groups,t);else if(\"line\"===r.type){var u=mat4.clone(t);mat4.scale(u,u,[.5,.5,1]),o(i.buffers.lineVertex,s.groups,u)}f.blendFunc(f.ONE_MINUS_DST_ALPHA,f.ONE)}}}var browser=require(\"../util/browser\"),mat4=require(\"gl-matrix\").mat4;module.exports=drawVertices;\n},{\"../util/browser\":84,\"gl-matrix\":105}],24:[function(require,module,exports){\n\"use strict\";function FrameHistory(){this.frameHistory=[]}module.exports=FrameHistory,FrameHistory.prototype.getFadeProperties=function(t){void 0===t&&(t=300);for(var e=(new Date).getTime();this.frameHistory.length>3&&this.frameHistory[1].time+t<e;)this.frameHistory.shift();this.frameHistory[1].time+t<e&&(this.frameHistory[0].z=this.frameHistory[1].z);var r=this.frameHistory.length;3>r&&console.warn(\"there should never be less than three frames in the history\");var i=this.frameHistory[0].z,s=this.frameHistory[r-1],o=s.z,a=Math.min(i,o),m=Math.max(i,o),h=s.z-this.frameHistory[1].z,f=s.time-this.frameHistory[1].time,y=h/(f/t);isNaN(y)&&console.warn(\"fadedist should never be NaN\");var n=(e-s.time)/t*y;return{fadedist:y,minfadezoom:a,maxfadezoom:m,bump:n}},FrameHistory.prototype.record=function(t){var e=(new Date).getTime();this.frameHistory.length||this.frameHistory.push({time:0,z:t},{time:0,z:t}),(2===this.frameHistory.length||this.frameHistory[this.frameHistory.length-1].z!==t)&&this.frameHistory.push({time:e,z:t})};\n},{}],25:[function(require,module,exports){\n\"use strict\";var shaders=require(\"./shaders\"),util=require(\"../util/util\");exports.extend=function(r){var t=r.lineWidth,e=r.getParameter(r.ALIASED_LINE_WIDTH_RANGE);return r.lineWidth=function(i){t.call(r,util.clamp(i,e[0],e[1]))},r.getShader=function(r,t){var e=t===this.FRAGMENT_SHADER?\"fragment\":\"vertex\";if(!shaders[r]||!shaders[r][e])throw new Error(\"Could not find shader \"+r);var i=this.createShader(t),a=shaders[r][e];if(\"undefined\"==typeof orientation&&(a=a.replace(/ highp /g,\" \")),this.shaderSource(i,a),this.compileShader(i),!this.getShaderParameter(i,this.COMPILE_STATUS))throw new Error(this.getShaderInfoLog(i));return i},r.initializeShader=function(r,t,e){var i={program:this.createProgram(),fragment:this.getShader(r,this.FRAGMENT_SHADER),vertex:this.getShader(r,this.VERTEX_SHADER),attributes:[]};if(this.attachShader(i.program,i.vertex),this.attachShader(i.program,i.fragment),this.linkProgram(i.program),this.getProgramParameter(i.program,this.LINK_STATUS)){for(var a=0;a<t.length;a++)i[t[a]]=this.getAttribLocation(i.program,t[a]),i.attributes.push(i[t[a]]);for(var h=0;h<e.length;h++)i[e[h]]=this.getUniformLocation(i.program,e[h])}else console.error(this.getProgramInfoLog(i.program));return i},r.switchShader=function(r,t,e){if(t||console.trace(\"posMatrix does not have required argument\"),this.currentShader!==r){this.useProgram(r.program);for(var i=this.currentShader?this.currentShader.attributes:[],a=r.attributes,h=0;h<i.length;h++)a.indexOf(i[h])<0&&this.disableVertexAttribArray(i[h]);for(var o=0;o<a.length;o++)i.indexOf(a[o])<0&&this.enableVertexAttribArray(a[o]);this.currentShader=r}r.posMatrix!==t&&(this.uniformMatrix4fv(r.u_matrix,!1,t),r.posMatrix=t),e&&r.exMatrix!==e&&r.u_exmatrix&&(this.uniformMatrix4fv(r.u_exmatrix,!1,e),r.exMatrix=e)},r.vertexAttrib2fv=function(t,e){r.vertexAttrib2f(t,e[0],e[1])},r.vertexAttrib3fv=function(t,e){r.vertexAttrib3f(t,e[0],e[1],e[2])},r.vertexAttrib4fv=function(t,e){r.vertexAttrib4f(t,e[0],e[1],e[2],e[3])},r};\n},{\"../util/util\":95,\"./shaders\":28}],26:[function(require,module,exports){\n\"use strict\";function LineAtlas(t,i){this.width=t,this.height=i,this.nextRow=0,this.bytes=4,this.data=new Uint8Array(this.width*this.height*this.bytes),this.positions={}}module.exports=LineAtlas,LineAtlas.prototype.setSprite=function(t){this.sprite=t},LineAtlas.prototype.getDash=function(t,i){var e=t.join(\",\")+i;return this.positions[e]||(this.positions[e]=this.addDash(t,i)),this.positions[e]},LineAtlas.prototype.addDash=function(t,i){var e=i?7:0,h=2*e+1,s=128;if(this.nextRow+h>this.height)return console.warn(\"LineAtlas out of space\"),null;for(var a=0,r=0;r<t.length;r++)a+=t[r];for(var n=this.width/a,o=n/2,d=t.length%2===1,E=-e;e>=E;E++)for(var T=this.nextRow+e+E,l=this.width*T,R=d?-t[t.length-1]:0,u=t[0],g=1,p=0;p<this.width;p++){for(;p/n>u;)R=u,u+=t[g],d&&g===t.length-1&&(u+=t[0]),g++;var x,f=Math.abs(p-R*n),A=Math.abs(p-u*n),w=Math.min(f,A),_=g%2===1;if(i){var y=e?E/e*(o+1):0;if(_){var D=o-Math.abs(y);x=Math.sqrt(w*w+D*D)}else x=o-Math.sqrt(w*w+y*y)}else x=(_?1:-1)*w;this.data[3+4*(l+p)]=Math.max(0,Math.min(255,x+s))}var c={y:(this.nextRow+e+.5)/this.height,height:2*e/this.height,width:a};return this.nextRow+=h,this.dirty=!0,c},LineAtlas.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))},LineAtlas.prototype.debug=function(){var t=document.createElement(\"canvas\");document.body.appendChild(t),t.style.position=\"absolute\",t.style.top=0,t.style.left=0,t.style.background=\"#ff0\",t.width=this.width,t.height=this.height;for(var i=t.getContext(\"2d\"),e=i.getImageData(0,0,this.width,this.height),h=0;h<this.data.length;h++)if(this.sdf){var s=4*h;e.data[s]=e.data[s+1]=e.data[s+2]=0,e.data[s+3]=this.data[h]}else e.data[h]=this.data[h];i.putImageData(e,0,0)};\n},{}],27:[function(require,module,exports){\n\"use strict\";function Painter(t,e){this.gl=glutil.extend(t),this.transform=e,this.reusableTextures={},this.preFbos={},this.frameHistory=new FrameHistory,this.setup()}var glutil=require(\"./gl_util\"),browser=require(\"../util/browser\"),mat4=require(\"gl-matrix\").mat4,FrameHistory=require(\"./frame_history\");module.exports=Painter,Painter.prototype.resize=function(t,e){var i=this.gl;this.width=t*browser.devicePixelRatio,this.height=e*browser.devicePixelRatio,i.viewport(0,0,this.width,this.height)},Painter.prototype.setup=function(){var t=this.gl;t.verbose=!0,t.enable(t.BLEND),t.blendFunc(t.ONE_MINUS_DST_ALPHA,t.ONE),t.enable(t.STENCIL_TEST),this.debugShader=t.initializeShader(\"debug\",[\"a_pos\"],[\"u_matrix\",\"u_color\"]),this.rasterShader=t.initializeShader(\"raster\",[\"a_pos\",\"a_texture_pos\"],[\"u_matrix\",\"u_brightness_low\",\"u_brightness_high\",\"u_saturation_factor\",\"u_spin_weights\",\"u_contrast_factor\",\"u_opacity0\",\"u_opacity1\",\"u_image0\",\"u_image1\",\"u_tl_parent\",\"u_scale_parent\",\"u_buffer_scale\"]),this.circleShader=t.initializeShader(\"circle\",[\"a_pos\"],[\"u_matrix\",\"u_exmatrix\",\"u_blur\",\"u_size\",\"u_color\"]),this.lineShader=t.initializeShader(\"line\",[\"a_pos\",\"a_data\"],[\"u_matrix\",\"u_linewidth\",\"u_color\",\"u_ratio\",\"u_blur\",\"u_extra\",\"u_antialiasingmatrix\",\"u_offset\"]),this.linepatternShader=t.initializeShader(\"linepattern\",[\"a_pos\",\"a_data\"],[\"u_matrix\",\"u_linewidth\",\"u_ratio\",\"u_pattern_size_a\",\"u_pattern_size_b\",\"u_pattern_tl_a\",\"u_pattern_br_a\",\"u_pattern_tl_b\",\"u_pattern_br_b\",\"u_blur\",\"u_fade\",\"u_opacity\",\"u_extra\",\"u_antialiasingmatrix\",\"u_offset\"]),this.linesdfpatternShader=t.initializeShader(\"linesdfpattern\",[\"a_pos\",\"a_data\"],[\"u_matrix\",\"u_linewidth\",\"u_color\",\"u_ratio\",\"u_blur\",\"u_patternscale_a\",\"u_tex_y_a\",\"u_patternscale_b\",\"u_tex_y_b\",\"u_image\",\"u_sdfgamma\",\"u_mix\",\"u_extra\",\"u_antialiasingmatrix\",\"u_offset\"]),this.dotShader=t.initializeShader(\"dot\",[\"a_pos\"],[\"u_matrix\",\"u_size\",\"u_color\",\"u_blur\"]),this.sdfShader=t.initializeShader(\"sdf\",[\"a_pos\",\"a_offset\",\"a_data1\",\"a_data2\"],[\"u_matrix\",\"u_exmatrix\",\"u_texture\",\"u_texsize\",\"u_color\",\"u_gamma\",\"u_buffer\",\"u_zoom\",\"u_fadedist\",\"u_minfadezoom\",\"u_maxfadezoom\",\"u_fadezoom\",\"u_skewed\",\"u_extra\"]),this.iconShader=t.initializeShader(\"icon\",[\"a_pos\",\"a_offset\",\"a_data1\",\"a_data2\"],[\"u_matrix\",\"u_exmatrix\",\"u_texture\",\"u_texsize\",\"u_zoom\",\"u_fadedist\",\"u_minfadezoom\",\"u_maxfadezoom\",\"u_fadezoom\",\"u_opacity\",\"u_skewed\",\"u_extra\"]),this.outlineShader=t.initializeShader(\"outline\",[\"a_pos\"],[\"u_matrix\",\"u_color\",\"u_world\"]),this.patternShader=t.initializeShader(\"pattern\",[\"a_pos\"],[\"u_matrix\",\"u_pattern_tl_a\",\"u_pattern_br_a\",\"u_pattern_tl_b\",\"u_pattern_br_b\",\"u_mix\",\"u_patternmatrix_a\",\"u_patternmatrix_b\",\"u_opacity\",\"u_image\"]),this.fillShader=t.initializeShader(\"fill\",[\"a_pos\"],[\"u_matrix\",\"u_color\"]),this.collisionBoxShader=t.initializeShader(\"collisionbox\",[\"a_pos\",\"a_extrude\",\"a_data\"],[\"u_matrix\",\"u_scale\",\"u_zoom\",\"u_maxzoom\"]),this.identityMatrix=mat4.create(),this.backgroundBuffer=t.createBuffer(),this.backgroundBuffer.itemSize=2,this.backgroundBuffer.itemCount=4,t.bindBuffer(t.ARRAY_BUFFER,this.backgroundBuffer),t.bufferData(t.ARRAY_BUFFER,new Int16Array([-1,-1,1,-1,-1,1,1,1]),t.STATIC_DRAW),this.setExtent(4096),this.debugTextBuffer=t.createBuffer(),this.debugTextBuffer.itemSize=2},Painter.prototype.setExtent=function(t){if(t&&t!==this.tileExtent){this.tileExtent=t;var e=this.gl;this.tileExtentBuffer=e.createBuffer(),this.tileExtentBuffer.itemSize=4,this.tileExtentBuffer.itemCount=4,e.bindBuffer(e.ARRAY_BUFFER,this.tileExtentBuffer),e.bufferData(e.ARRAY_BUFFER,new Int16Array([0,0,0,0,this.tileExtent,0,32767,0,0,this.tileExtent,0,32767,this.tileExtent,this.tileExtent,32767,32767]),e.STATIC_DRAW),this.debugBuffer=e.createBuffer(),this.debugBuffer.itemSize=2,this.debugBuffer.itemCount=5,e.bindBuffer(e.ARRAY_BUFFER,this.debugBuffer),e.bufferData(e.ARRAY_BUFFER,new Int16Array([0,0,this.tileExtent-1,0,this.tileExtent-1,this.tileExtent-1,0,this.tileExtent-1,0,0]),e.STATIC_DRAW)}},Painter.prototype.clearColor=function(){var t=this.gl;t.clearColor(0,0,0,0),t.clear(t.COLOR_BUFFER_BIT)},Painter.prototype.clearStencil=function(){var t=this.gl;t.clearStencil(0),t.stencilMask(255),t.clear(t.STENCIL_BUFFER_BIT)},Painter.prototype.drawClippingMask=function(t){var e=this.gl;e.switchShader(this.fillShader,t.posMatrix),e.colorMask(!1,!1,!1,!1),e.clearStencil(0),e.stencilMask(191),e.clear(e.STENCIL_BUFFER_BIT),e.stencilFunc(e.EQUAL,192,64),e.stencilMask(192),e.stencilOp(e.REPLACE,e.KEEP,e.KEEP),e.bindBuffer(e.ARRAY_BUFFER,this.tileExtentBuffer),e.vertexAttribPointer(this.fillShader.a_pos,this.tileExtentBuffer.itemSize,e.SHORT,!1,8,0),e.drawArrays(e.TRIANGLE_STRIP,0,this.tileExtentBuffer.itemCount),e.stencilFunc(e.EQUAL,128,128),e.stencilOp(e.KEEP,e.KEEP,e.REPLACE),e.stencilMask(0),e.colorMask(!0,!0,!0,!0)},Painter.prototype.prepareBuffers=function(){},Painter.prototype.bindDefaultFramebuffer=function(){var t=this.gl;t.bindFramebuffer(t.FRAMEBUFFER,null)};var draw={symbol:require(\"./draw_symbol\"),circle:require(\"./draw_circle\"),line:require(\"./draw_line\"),fill:require(\"./draw_fill\"),raster:require(\"./draw_raster\"),background:require(\"./draw_background\"),debug:require(\"./draw_debug\"),vertices:require(\"./draw_vertices\")};Painter.prototype.render=function(t,e){this.style=t,this.options=e,this.lineAtlas=t.lineAtlas,this.spriteAtlas=t.spriteAtlas,this.spriteAtlas.setSprite(t.sprite),this.glyphAtlas=t.glyphAtlas,this.glyphAtlas.bind(this.gl),this.frameHistory.record(this.transform.zoom),this.prepareBuffers(),this.clearColor();for(var i=t._groups.length-1;i>=0;i--){var r=t._groups[i],a=t.sources[r.source];a?(this.clearStencil(),a.render(r,this)):void 0===r.source&&this.drawLayers(r,this.identityMatrix)}},Painter.prototype.drawTile=function(t,e){this.setExtent(t.tileExtent),this.drawClippingMask(t),this.drawLayers(e,t.posMatrix,t),this.options.debug&&draw.debug(this,t)},Painter.prototype.drawLayers=function(t,e,i){for(var r=t.length-1;r>=0;r--){var a=t[r];a.hidden||(draw[a.type](this,a,e,i),this.options.vertices&&draw.vertices(this,a,e,i))}},Painter.prototype.drawStencilBuffer=function(){var t=this.gl;t.switchShader(this.fillShader,this.identityMatrix),t.blendFunc(t.ONE,t.ONE_MINUS_SRC_ALPHA),t.stencilMask(0),t.stencilFunc(t.EQUAL,128,128),t.bindBuffer(t.ARRAY_BUFFER,this.backgroundBuffer),t.vertexAttribPointer(this.fillShader.a_pos,this.backgroundBuffer.itemSize,t.SHORT,!1,0,0),t.uniform4fv(this.fillShader.u_color,[0,0,0,.5]),t.drawArrays(t.TRIANGLE_STRIP,0,this.tileExtentBuffer.itemCount),t.blendFunc(t.ONE_MINUS_DST_ALPHA,t.ONE)},Painter.prototype.translateMatrix=function(t,e,i,r){if(!i[0]&&!i[1])return t;if(\"viewport\"===r){var a=Math.sin(-this.transform.angle),s=Math.cos(-this.transform.angle);i=[i[0]*s-i[1]*a,i[0]*a+i[1]*s]}var u=this.transform.scale/(1<<e.coord.z)/(e.tileExtent/e.tileSize),n=[i[0]/u,i[1]/u,0],_=new Float32Array(16);return mat4.translate(_,t,n),_},Painter.prototype.saveTexture=function(t){var e=this.reusableTextures[t.size];e?e.push(t):this.reusableTextures[t.size]=[t]},Painter.prototype.getTexture=function(t){var e=this.reusableTextures[t];return e&&e.length>0?e.pop():null};\n},{\"../util/browser\":84,\"./draw_background\":15,\"./draw_circle\":16,\"./draw_debug\":18,\"./draw_fill\":19,\"./draw_line\":20,\"./draw_raster\":21,\"./draw_symbol\":22,\"./draw_vertices\":23,\"./frame_history\":24,\"./gl_util\":25,\"gl-matrix\":105}],28:[function(require,module,exports){\n\"use strict\";var path=require(\"path\");module.exports={debug:{fragment:\"precision mediump float;\\n\\nuniform vec4 u_color;\\n\\nvoid main() {\\n    gl_FragColor = u_color;\\n}\\n\",vertex:\"precision mediump float;\\n\\nattribute vec2 a_pos;\\n\\nuniform highp mat4 u_matrix;\\n\\nvoid main() {\\n    gl_Position = u_matrix * vec4(a_pos, step(32767.0, a_pos.x), 1);\\n}\\n\"},dot:{fragment:\"precision mediump float;\\n\\nuniform vec4 u_color;\\nuniform float u_blur;\\n\\nvoid main() {\\n    float dist = length(gl_PointCoord - 0.5);\\n    float t = smoothstep(0.5, 0.5 - u_blur, dist);\\n\\n    gl_FragColor = u_color * t;\\n}\\n\",vertex:\"precision mediump float;\\n\\nuniform highp mat4 u_matrix;\\nuniform float u_size;\\n\\nattribute vec2 a_pos;\\n\\nvoid main(void) {\\n    gl_Position = u_matrix * vec4(a_pos, 0, 1);\\n    gl_PointSize = u_size;\\n}\\n\"},fill:{fragment:\"precision mediump float;\\n\\nuniform vec4 u_color;\\n\\nvoid main() {\\n    gl_FragColor = u_color;\\n}\\n\",vertex:\"precision mediump float;\\n\\nattribute vec2 a_pos;\\nuniform highp mat4 u_matrix;\\n\\nvoid main() {\\n    gl_Position = u_matrix * vec4(a_pos, 0, 1);\\n}\\n\"},circle:{fragment:\"precision mediump float;\\n\\nuniform vec4 u_color;\\nuniform float u_blur;\\nuniform float u_size;\\n\\nvarying vec2 v_extrude;\\n\\nvoid main() {\\n    float t = smoothstep(1.0 - u_blur, 1.0, length(v_extrude));\\n    gl_FragColor = u_color * (1.0 - t);\\n}\\n\",vertex:\"precision mediump float;\\n\\n// set by gl_util\\nuniform float u_size;\\n\\nattribute vec2 a_pos;\\n\\nuniform highp mat4 u_matrix;\\nuniform mat4 u_exmatrix;\\n\\nvarying vec2 v_extrude;\\n\\nvoid main(void) {\\n    // unencode the extrusion vector that we snuck into the a_pos vector\\n    v_extrude = vec2(mod(a_pos, 2.0) * 2.0 - 1.0);\\n\\n    vec4 extrude = u_exmatrix * vec4(v_extrude * u_size, 0, 0);\\n    // multiply a_pos by 0.5, since we had it * 2 in order to sneak\\n    // in extrusion data\\n    gl_Position = u_matrix * vec4(floor(a_pos * 0.5), 0, 1);\\n\\n    // gl_Position is divided by gl_Position.w after this shader runs.\\n    // Multiply the extrude by it so that it isn't affected by it.\\n    gl_Position += extrude * gl_Position.w;\\n}\\n\"},line:{fragment:\"precision mediump float;\\n\\nuniform vec2 u_linewidth;\\nuniform vec4 u_color;\\nuniform float u_blur;\\n\\nvarying vec2 v_normal;\\nvarying float v_linesofar;\\nvarying float v_gamma_scale;\\n\\nvoid main() {\\n    // Calculate the distance of the pixel from the line in pixels.\\n    float dist = length(v_normal) * u_linewidth.s;\\n\\n    // Calculate the antialiasing fade factor. This is either when fading in\\n    // the line in case of an offset line (v_linewidth.t) or when fading out\\n    // (v_linewidth.s)\\n    float blur = u_blur * v_gamma_scale;\\n    float alpha = clamp(min(dist - (u_linewidth.t - blur), u_linewidth.s - dist) / blur, 0.0, 1.0);\\n\\n    gl_FragColor = u_color * alpha;\\n}\\n\",vertex:\"precision mediump float;\\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 vec2 a_pos;\\nattribute vec4 a_data;\\n\\nuniform highp mat4 u_matrix;\\nuniform float u_ratio;\\nuniform vec2 u_linewidth;\\nuniform float u_extra;\\nuniform mat2 u_antialiasingmatrix;\\nuniform float u_offset;\\n\\nvarying vec2 v_normal;\\nvarying float v_linesofar;\\nvarying float v_gamma_scale;\\n\\nvoid main() {\\n    vec2 a_extrude = a_data.xy;\\n    float a_direction = sign(a_data.z) * mod(a_data.z, 2.0);\\n\\n    // We store the texture normals in the most insignificant bit\\n    // transform y so that 0 => -1 and 1 => 1\\n    // In the texture normal, x is 0 if the normal points straight up/down and 1 if it's a round cap\\n    // y is 1 if the normal points up, and -1 if it points down\\n    vec2 normal = mod(a_pos, 2.0);\\n    normal.y = sign(normal.y - 0.5);\\n    v_normal = normal;\\n\\n    // Scale the extrusion vector down to a normal and then up by the line width\\n    // of this vertex.\\n    vec4 dist = vec4(u_linewidth.s * a_extrude * scale, 0.0, 0.0);\\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    float u = 0.5 * a_direction;\\n    float t = 1.0 - abs(u);\\n    vec2 offset = u_offset * a_extrude * scale * normal.y * mat2(t, -u, u, t);\\n\\n    // Remove the texture normal bit of the position before scaling it with the\\n    // model/view matrix.\\n    gl_Position = u_matrix * vec4(floor(a_pos * 0.5) + (offset + dist.xy) / u_ratio, 0.0, 1.0);\\n\\n    // position of y on the screen\\n    float y = gl_Position.y / gl_Position.w;\\n\\n    // how much features are squished in the y direction by the tilt\\n    float squish_scale = length(a_extrude) / length(u_antialiasingmatrix * a_extrude);\\n\\n    // how much features are squished in all directions by the perspectiveness\\n    float perspective_scale = 1.0 / (1.0 - min(y * u_extra, 0.9));\\n\\n    v_gamma_scale = perspective_scale * squish_scale;\\n}\\n\"},linepattern:{fragment:\"precision mediump float;\\n\\nuniform vec2 u_linewidth;\\nuniform float u_point;\\nuniform float u_blur;\\n\\nuniform 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 float u_fade;\\nuniform float u_opacity;\\n\\nuniform sampler2D u_image;\\n\\nvarying vec2 v_normal;\\nvarying float v_linesofar;\\nvarying float v_gamma_scale;\\n\\nvoid main() {\\n    // Calculate the distance of the pixel from the line in pixels.\\n    float dist = length(v_normal) * u_linewidth.s;\\n\\n    // Calculate the antialiasing fade factor. This is either when fading in\\n    // the line in case of an offset line (v_linewidth.t) or when fading out\\n    // (v_linewidth.s)\\n    float blur = u_blur * v_gamma_scale;\\n    float alpha = clamp(min(dist - (u_linewidth.t - blur), u_linewidth.s - dist) / blur, 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 * u_linewidth.s / u_pattern_size_a.y);\\n    float y_b = 0.5 + (v_normal.y * u_linewidth.s / u_pattern_size_b.y);\\n    vec2 pos = mix(u_pattern_tl_a, u_pattern_br_a, vec2(x_a, y_a));\\n    vec2 pos2 = mix(u_pattern_tl_b, u_pattern_br_b, vec2(x_b, y_b));\\n\\n    vec4 color = mix(texture2D(u_image, pos), texture2D(u_image, pos2), u_fade);\\n\\n    alpha *= u_opacity;\\n\\n    gl_FragColor = color * alpha;\\n}\\n\",vertex:\"precision mediump float;\\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 vec2 a_pos;\\nattribute vec4 a_data;\\n\\nuniform highp mat4 u_matrix;\\nuniform float u_ratio;\\nuniform vec2 u_linewidth;\\nuniform vec4 u_color;\\nuniform float u_extra;\\nuniform mat2 u_antialiasingmatrix;\\nuniform float u_offset;\\n\\nvarying vec2 v_normal;\\nvarying float v_linesofar;\\nvarying float v_gamma_scale;\\n\\nvoid main() {\\n    vec2 a_extrude = a_data.xy;\\n    float a_direction = sign(a_data.z) * mod(a_data.z, 2.0);\\n    float a_linesofar = abs(floor(a_data.z / 2.0)) + a_data.w * 64.0;\\n\\n    // We store the texture normals in the most insignificant bit\\n    // transform y so that 0 => -1 and 1 => 1\\n    // In the texture normal, x is 0 if the normal points straight up/down and 1 if it's a round cap\\n    // y is 1 if the normal points up, and -1 if it points down\\n    vec2 normal = mod(a_pos, 2.0);\\n    normal.y = sign(normal.y - 0.5);\\n    v_normal = normal;\\n\\n    // Scale the extrusion vector down to a normal and then up by the line width\\n    // of this vertex.\\n    vec2 extrude = a_extrude * scale;\\n    vec2 dist = u_linewidth.s * extrude;\\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    float u = 0.5 * a_direction;\\n    float t = 1.0 - abs(u);\\n    vec2 offset = u_offset * a_extrude * scale * normal.y * mat2(t, -u, u, t);\\n\\n    // Remove the texture normal bit of the position before scaling it with the\\n    // model/view matrix.\\n    gl_Position = u_matrix * vec4(floor(a_pos * 0.5) + (offset + dist.xy) / u_ratio, 0.0, 1.0);\\n    v_linesofar = a_linesofar;\\n\\n    // position of y on the screen\\n    float y = gl_Position.y / gl_Position.w;\\n\\n    // how much features are squished in the y direction by the tilt\\n    float squish_scale = length(a_extrude) / length(u_antialiasingmatrix * a_extrude);\\n\\n    // how much features are squished in all directions by the perspectiveness\\n    float perspective_scale = 1.0 / (1.0 - min(y * u_extra, 0.9));\\n\\n    v_gamma_scale = perspective_scale * squish_scale;\\n}\\n\"},linesdfpattern:{fragment:\"precision mediump float;\\n\\nuniform vec2 u_linewidth;\\nuniform vec4 u_color;\\nuniform float u_blur;\\nuniform sampler2D u_image;\\nuniform float u_sdfgamma;\\nuniform float u_mix;\\n\\nvarying vec2 v_normal;\\nvarying vec2 v_tex_a;\\nvarying vec2 v_tex_b;\\nvarying float v_gamma_scale;\\n\\nvoid main() {\\n    // Calculate the distance of the pixel from the line in pixels.\\n    float dist = length(v_normal) * u_linewidth.s;\\n\\n    // Calculate the antialiasing fade factor. This is either when fading in\\n    // the line in case of an offset line (v_linewidth.t) or when fading out\\n    // (v_linewidth.s)\\n    float blur = u_blur * v_gamma_scale;\\n    float alpha = clamp(min(dist - (u_linewidth.t - blur), u_linewidth.s - dist) / blur, 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, 0.5 + u_sdfgamma, sdfdist);\\n\\n    gl_FragColor = u_color * alpha;\\n}\\n\",vertex:\"precision mediump float;\\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 vec2 a_pos;\\nattribute vec4 a_data;\\n\\nuniform highp mat4 u_matrix;\\nuniform vec2 u_linewidth;\\nuniform 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 float u_extra;\\nuniform mat2 u_antialiasingmatrix;\\nuniform float u_offset;\\n\\nvarying vec2 v_normal;\\nvarying vec2 v_tex_a;\\nvarying vec2 v_tex_b;\\nvarying float v_gamma_scale;\\n\\nvoid main() {\\n    vec2 a_extrude = a_data.xy;\\n    float a_direction = sign(a_data.z) * mod(a_data.z, 2.0);\\n    float a_linesofar = abs(floor(a_data.z / 2.0)) + a_data.w * 64.0;\\n\\n    // We store the texture normals in the most insignificant bit\\n    // transform y so that 0 => -1 and 1 => 1\\n    // In the texture normal, x is 0 if the normal points straight up/down and 1 if it's a round cap\\n    // y is 1 if the normal points up, and -1 if it points down\\n    vec2 normal = mod(a_pos, 2.0);\\n    normal.y = sign(normal.y - 0.5);\\n    v_normal = normal;\\n\\n    // Scale the extrusion vector down to a normal and then up by the line width\\n    // of this vertex.\\n    vec4 dist = vec4(u_linewidth.s * a_extrude * scale, 0.0, 0.0);\\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    float u = 0.5 * a_direction;\\n    float t = 1.0 - abs(u);\\n    vec2 offset = u_offset * a_extrude * scale * normal.y * mat2(t, -u, u, t);\\n\\n    // Remove the texture normal bit of the position before scaling it with the\\n    // model/view matrix.\\n    gl_Position = u_matrix * vec4(floor(a_pos * 0.5) + (offset + dist.xy) / u_ratio, 0.0, 1.0);\\n\\n    v_tex_a = vec2(a_linesofar * u_patternscale_a.x, normal.y * u_patternscale_a.y + u_tex_y_a);\\n    v_tex_b = vec2(a_linesofar * u_patternscale_b.x, normal.y * u_patternscale_b.y + u_tex_y_b);\\n\\n    // position of y on the screen\\n    float y = gl_Position.y / gl_Position.w;\\n\\n    // how much features are squished in the y direction by the tilt\\n    float squish_scale = length(a_extrude) / length(u_antialiasingmatrix * a_extrude);\\n\\n    // how much features are squished in all directions by the perspectiveness\\n    float perspective_scale = 1.0 / (1.0 - min(y * u_extra, 0.9));\\n\\n    v_gamma_scale = perspective_scale * squish_scale;\\n}\\n\"},outline:{fragment:\"precision mediump float;\\n\\nuniform vec4 u_color;\\n\\nvarying vec2 v_pos;\\n\\nvoid main() {\\n    float dist = length(v_pos - gl_FragCoord.xy);\\n    float alpha = smoothstep(1.0, 0.0, dist);\\n    gl_FragColor = u_color * alpha;\\n}\\n\",vertex:\"precision mediump float;\\n\\nattribute vec2 a_pos;\\n\\nuniform highp mat4 u_matrix;\\nuniform vec2 u_world;\\n\\nvarying vec2 v_pos;\\n\\nvoid main() {\\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\"},pattern:{fragment:\"precision mediump float;\\n\\nuniform float u_opacity;\\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 float u_mix;\\n\\nuniform sampler2D u_image;\\n\\nvarying vec2 v_pos_a;\\nvarying vec2 v_pos_b;\\n\\nvoid main() {\\n\\n    vec2 imagecoord = mod(v_pos_a, 1.0);\\n    vec2 pos = mix(u_pattern_tl_a, u_pattern_br_a, 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_pattern_br_b, imagecoord_b);\\n    vec4 color2 = texture2D(u_image, pos2);\\n\\n    gl_FragColor = mix(color1, color2, u_mix) * u_opacity;\\n}\\n\",vertex:\"precision mediump float;\\n\\nuniform highp mat4 u_matrix;\\nuniform mat3 u_patternmatrix_a;\\nuniform mat3 u_patternmatrix_b;\\n\\nattribute vec2 a_pos;\\n\\nvarying vec2 v_pos_a;\\nvarying vec2 v_pos_b;\\n\\nvoid main() {\\n    gl_Position = u_matrix * vec4(a_pos, 0, 1);\\n    v_pos_a = (u_patternmatrix_a * vec3(a_pos, 1)).xy;\\n    v_pos_b = (u_patternmatrix_b * vec3(a_pos, 1)).xy;\\n}\\n\"},raster:{fragment:\"precision mediump float;\\n\\nuniform float u_opacity0;\\nuniform float u_opacity1;\\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    vec4 color = color0 * u_opacity0 + color1 * u_opacity1;\\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);\\n}\\n\",vertex:\"precision mediump float;\\n\\nuniform highp 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    v_pos0 = (((a_texture_pos / 32767.0) - 0.5) / u_buffer_scale ) + 0.5;\\n    v_pos1 = (v_pos0 * u_scale_parent) + u_tl_parent;\\n}\\n\"},icon:{fragment:\"precision mediump float;\\n\\nuniform sampler2D u_texture;\\n\\nvarying vec2 v_tex;\\nvarying float v_alpha;\\n\\nvoid main() {\\n    gl_FragColor = texture2D(u_texture, v_tex) * v_alpha;\\n}\\n\",vertex:\"precision mediump float;\\n\\nattribute vec2 a_pos;\\nattribute vec2 a_offset;\\nattribute vec4 a_data1;\\nattribute vec4 a_data2;\\n\\n\\n// matrix is for the vertex position, exmatrix is for rotating and projecting\\n// the extrusion vector.\\nuniform highp mat4 u_matrix;\\nuniform mat4 u_exmatrix;\\nuniform float u_zoom;\\nuniform float u_fadedist;\\nuniform float u_minfadezoom;\\nuniform float u_maxfadezoom;\\nuniform float u_fadezoom;\\nuniform float u_opacity;\\nuniform bool u_skewed;\\nuniform float u_extra;\\n\\nuniform vec2 u_texsize;\\n\\nvarying vec2 v_tex;\\nvarying float v_alpha;\\n\\nvoid main() {\\n    vec2 a_tex = a_data1.xy;\\n    float a_labelminzoom = a_data1[2];\\n    vec2 a_zoom = a_data2.st;\\n    float a_minzoom = a_zoom[0];\\n    float a_maxzoom = a_zoom[1];\\n\\n    float a_fadedist = 10.0;\\n\\n    // u_zoom is the current zoom level adjusted for the change in font size\\n    float z = 2.0 - step(a_minzoom, u_zoom) - (1.0 - step(a_maxzoom, u_zoom));\\n\\n    // fade out labels\\n    float alpha = clamp((u_fadezoom - a_labelminzoom) / u_fadedist, 0.0, 1.0);\\n\\n    if (u_fadedist >= 0.0) {\\n        v_alpha = alpha;\\n    } else {\\n        v_alpha = 1.0 - alpha;\\n    }\\n    if (u_maxfadezoom < a_labelminzoom) {\\n        v_alpha = 0.0;\\n    }\\n    if (u_minfadezoom >= a_labelminzoom) {\\n        v_alpha = 1.0;\\n    }\\n\\n    // if label has been faded out, clip it\\n    z += step(v_alpha, 0.0);\\n\\n    if (u_skewed) {\\n        vec4 extrude = u_exmatrix * vec4(a_offset / 64.0, 0, 0);\\n        gl_Position = u_matrix * vec4(a_pos + extrude.xy, 0, 1);\\n        gl_Position.z += z * gl_Position.w;\\n    } else {\\n        vec4 extrude = u_exmatrix * vec4(a_offset / 64.0, z, 0);\\n        gl_Position = u_matrix * vec4(a_pos, 0, 1) + extrude;\\n    }\\n\\n    v_tex = a_tex / u_texsize;\\n\\n    v_alpha *= u_opacity;\\n}\\n\"},sdf:{fragment:\"precision mediump float;\\n\\nuniform sampler2D u_texture;\\nuniform vec4 u_color;\\nuniform float u_buffer;\\nuniform float u_gamma;\\n\\nvarying vec2 v_tex;\\nvarying float v_alpha;\\nvarying float v_gamma_scale;\\n\\nvoid main() {\\n    float gamma = u_gamma * v_gamma_scale;\\n    float dist = texture2D(u_texture, v_tex).a;\\n    float alpha = smoothstep(u_buffer - gamma, u_buffer + gamma, dist) * v_alpha;\\n    gl_FragColor = u_color * alpha;\\n}\\n\",vertex:\"precision mediump float;\\n\\nattribute vec2 a_pos;\\nattribute vec2 a_offset;\\nattribute vec4 a_data1;\\nattribute vec4 a_data2;\\n\\n\\n// matrix is for the vertex position, exmatrix is for rotating and projecting\\n// the extrusion vector.\\nuniform highp mat4 u_matrix;\\nuniform mat4 u_exmatrix;\\n\\nuniform float u_zoom;\\nuniform float u_fadedist;\\nuniform float u_minfadezoom;\\nuniform float u_maxfadezoom;\\nuniform float u_fadezoom;\\nuniform bool u_skewed;\\nuniform float u_extra;\\n\\nuniform vec2 u_texsize;\\n\\nvarying vec2 v_tex;\\nvarying float v_alpha;\\nvarying float v_gamma_scale;\\n\\nvoid main() {\\n    vec2 a_tex = a_data1.xy;\\n    float a_labelminzoom = a_data1[2];\\n    vec2 a_zoom = a_data2.st;\\n    float a_minzoom = a_zoom[0];\\n    float a_maxzoom = a_zoom[1];\\n\\n    // u_zoom is the current zoom level adjusted for the change in font size\\n    float z = 2.0 - step(a_minzoom, u_zoom) - (1.0 - step(a_maxzoom, u_zoom));\\n\\n    // fade out labels\\n    float alpha = clamp((u_fadezoom - a_labelminzoom) / u_fadedist, 0.0, 1.0);\\n\\n    if (u_fadedist >= 0.0) {\\n        v_alpha = alpha;\\n    } else {\\n        v_alpha = 1.0 - alpha;\\n    }\\n    if (u_maxfadezoom < a_labelminzoom) {\\n        v_alpha = 0.0;\\n    }\\n    if (u_minfadezoom >= a_labelminzoom) {\\n        v_alpha = 1.0;\\n    }\\n\\n    // if label has been faded out, clip it\\n    z += step(v_alpha, 0.0);\\n\\n    if (u_skewed) {\\n        vec4 extrude = u_exmatrix * vec4(a_offset / 64.0, 0, 0);\\n        gl_Position = u_matrix * vec4(a_pos + extrude.xy, 0, 1);\\n        gl_Position.z += z * gl_Position.w;\\n    } else {\\n        vec4 extrude = u_exmatrix * vec4(a_offset / 64.0, z, 0);\\n        gl_Position = u_matrix * vec4(a_pos, 0, 1) + extrude;\\n    }\\n\\n    // position of y on the screen\\n    float y = gl_Position.y / gl_Position.w;\\n    // how much features are squished in all directions by the perspectiveness\\n    float perspective_scale = 1.0 / (1.0 - y * u_extra);\\n    v_gamma_scale = perspective_scale;\\n\\n    v_tex = a_tex / u_texsize;\\n}\\n\"},collisionbox:{fragment:\"precision mediump float;\\n\\nuniform float u_zoom;\\nuniform float u_maxzoom;\\n\\nvarying float v_max_zoom;\\nvarying float v_placement_zoom;\\n\\nvoid main() {\\n\\n    float alpha = 0.5;\\n\\n    gl_FragColor = vec4(0.0, 1.0, 0.0, 1.0) * alpha;\\n\\n    if (v_placement_zoom > u_zoom) {\\n        gl_FragColor = vec4(1.0, 0.0, 0.0, 1.0) * alpha;\\n    }\\n\\n    if (u_zoom >= v_max_zoom) {\\n        gl_FragColor = vec4(0.0, 0.0, 0.0, 1.0) * alpha * 0.25;\\n    }\\n\\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\",vertex:\"precision mediump float;\\n\\nattribute vec2 a_pos;\\nattribute vec2 a_extrude;\\nattribute vec2 a_data;\\n\\nuniform highp mat4 u_matrix;\\nuniform float u_scale;\\n\\nvarying float v_max_zoom;\\nvarying float v_placement_zoom;\\n\\nvoid main() {\\n     gl_Position = u_matrix * vec4(a_pos + a_extrude / u_scale, 0.0, 1.0);\\n\\n     v_max_zoom = a_data.x;\\n     v_placement_zoom = a_data.y;\\n}\\n\"}};\n},{\"path\":125}],29:[function(require,module,exports){\n\"use strict\";function GeoJSONSource(e){e=e||{},this._data=e.data,void 0!==e.maxzoom&&(this.maxzoom=e.maxzoom),this.geojsonVtOptions={maxZoom:this.maxzoom},void 0!==e.buffer&&(this.geojsonVtOptions.buffer=e.buffer),void 0!==e.tolerance&&(this.geojsonVtOptions.tolerance=e.tolerance),this._pyramid=new TilePyramid({tileSize:512,minzoom:this.minzoom,maxzoom:this.maxzoom,cacheSize:20,load:this._loadTile.bind(this),abort:this._abortTile.bind(this),unload:this._unloadTile.bind(this),add:this._addTile.bind(this),remove:this._removeTile.bind(this),redoPlacement:this._redoTilePlacement.bind(this)})}var util=require(\"../util/util\"),Evented=require(\"../util/evented\"),TilePyramid=require(\"./tile_pyramid\"),Source=require(\"./source\"),urlResolve=require(\"resolve-url\");module.exports=GeoJSONSource,GeoJSONSource.prototype=util.inherit(Evented,{minzoom:0,maxzoom:14,_dirty:!0,setData:function(e){return this._data=e,this._dirty=!0,this.fire(\"change\"),this.map&&this.update(this.map.transform),this},onAdd:function(e){this.map=e},loaded:function(){return this._loaded&&this._pyramid.loaded()},update:function(e){this._dirty&&this._updateData(),this._loaded&&this._pyramid.update(this.used,e)},reload:function(){this._loaded&&this._pyramid.reload()},render:Source._renderTiles,featuresAt:Source._vectorFeaturesAt,featuresIn:Source._vectorFeaturesIn,_updateData:function(){this._dirty=!1;var e=this._data;\"string\"==typeof e&&\"undefined\"!=typeof window&&(e=urlResolve(window.location.href,e)),this.workerID=this.dispatcher.send(\"parse geojson\",{data:e,tileSize:512,source:this.id,geojsonVtOptions:this.geojsonVtOptions},function(e){this._loaded=!0,e?this.fire(\"error\",{error:e}):(this._pyramid.reload(),this.fire(\"change\"))}.bind(this))},_loadTile:function(e){var i=e.coord.z>this.maxzoom?Math.pow(2,e.coord.z-this.maxzoom):1,t={uid:e.uid,coord:e.coord,zoom:e.coord.z,maxZoom:this.maxzoom,tileSize:512,source:this.id,overscaling:i,angle:this.map.transform.angle,pitch:this.map.transform.pitch,collisionDebug:this.map.collisionDebug};e.workerID=this.dispatcher.send(\"load geojson tile\",t,function(i,t){if(e.unloadVectorData(this.map.painter),!e.aborted){if(i)return void this.fire(\"tile.error\",{tile:e});e.loadVectorData(t),e.redoWhenDone&&(e.redoWhenDone=!1,e.redoPlacement(this)),this.fire(\"tile.load\",{tile:e})}}.bind(this),this.workerID)},_abortTile:function(e){e.aborted=!0},_addTile:function(e){this.fire(\"tile.add\",{tile:e})},_removeTile:function(e){this.fire(\"tile.remove\",{tile:e})},_unloadTile:function(e){e.unloadVectorData(this.map.painter),this.glyphAtlas.removeGlyphs(e.uid),this.dispatcher.send(\"remove tile\",{uid:e.uid,source:this.id},null,e.workerID)},redoPlacement:Source.redoPlacement,_redoTilePlacement:function(e){e.redoPlacement(this)}});\n},{\"../util/evented\":89,\"../util/util\":95,\"./source\":33,\"./tile_pyramid\":36,\"resolve-url\":131}],30:[function(require,module,exports){\n\"use strict\";function GeoJSONWrapper(e){this.features=e,this.length=e.length}function FeatureWrapper(e){this.type=e.type,this.rawGeometry=1===e.type?[e.geometry]:e.geometry,this.properties=e.tags,this.extent=4096}var Point=require(\"point-geometry\"),VectorTileFeature=require(\"vector-tile\").VectorTileFeature;module.exports=GeoJSONWrapper,GeoJSONWrapper.prototype.feature=function(e){return new FeatureWrapper(this.features[e])},FeatureWrapper.prototype.loadGeometry=function(){var e=this.rawGeometry;this.geometry=[];for(var t=0;t<e.length;t++){for(var r=e[t],o=[],a=0;a<r.length;a++)o.push(new Point(r[a][0],r[a][1]));this.geometry.push(o)}return this.geometry},FeatureWrapper.prototype.bbox=function(){this.geometry||this.loadGeometry();for(var e=this.geometry,t=1/0,r=-(1/0),o=1/0,a=-(1/0),p=0;p<e.length;p++)for(var i=e[p],n=0;n<i.length;n++){var h=i[n];t=Math.min(t,h.x),r=Math.max(r,h.x),o=Math.min(o,h.y),a=Math.max(a,h.y)}return[t,o,r,a]},FeatureWrapper.prototype.toGeoJSON=VectorTileFeature.prototype.toGeoJSON;\n},{\"point-geometry\":128,\"vector-tile\":135}],31:[function(require,module,exports){\n\"use strict\";function ImageSource(e){this.coordinates=e.coordinates,ajax.getImage(e.url,function(e,t){e||(this.image=t,this.image.addEventListener(\"load\",function(){this.map._rerender()}.bind(this)),this._loaded=!0,this.map&&(this.createTile(),this.fire(\"change\")))}.bind(this))}var util=require(\"../util/util\"),Tile=require(\"./tile\"),LngLat=require(\"../geo/lng_lat\"),Point=require(\"point-geometry\"),Evented=require(\"../util/evented\"),ajax=require(\"../util/ajax\");module.exports=ImageSource,ImageSource.prototype=util.inherit(Evented,{onAdd:function(e){this.map=e,this.image&&this.createTile()},createTile:function(){var e=this.map,t=this.coordinates.map(function(t){var i=LngLat.convert(t);return e.transform.locationCoordinate(i).zoomTo(0)}),i=util.getCoordinatesCenter(t),r=4096,a=t.map(function(e){var t=e.zoomTo(i.zoom);return new Point(Math.round((t.column-i.column)*r),Math.round((t.row-i.row)*r))}),n=e.painter.gl,o=32767,u=new Int16Array([a[0].x,a[0].y,0,0,a[1].x,a[1].y,o,0,a[3].x,a[3].y,0,o,a[2].x,a[2].y,o,o]);this.tile=new Tile,this.tile.buckets={},this.tile.boundsBuffer=n.createBuffer(),n.bindBuffer(n.ARRAY_BUFFER,this.tile.boundsBuffer),n.bufferData(n.ARRAY_BUFFER,u,n.STATIC_DRAW),this.center=i},loaded:function(){return this.image&&this.image.complete},update:function(){},reload:function(){},render:function(e,t){if(this._loaded&&this.loaded()){var i=this.center;this.tile.calculateMatrices(i.zoom,i.column,i.row,this.map.transform,t);var r=t.gl;this.tile.texture?(r.bindTexture(r.TEXTURE_2D,this.tile.texture),r.texSubImage2D(r.TEXTURE_2D,0,0,0,r.RGBA,r.UNSIGNED_BYTE,this.image)):(this.tile.texture=r.createTexture(),r.bindTexture(r.TEXTURE_2D,this.tile.texture),r.texParameteri(r.TEXTURE_2D,r.TEXTURE_WRAP_S,r.CLAMP_TO_EDGE),r.texParameteri(r.TEXTURE_2D,r.TEXTURE_WRAP_T,r.CLAMP_TO_EDGE),r.texParameteri(r.TEXTURE_2D,r.TEXTURE_MIN_FILTER,r.LINEAR),r.texParameteri(r.TEXTURE_2D,r.TEXTURE_MAG_FILTER,r.LINEAR),r.texImage2D(r.TEXTURE_2D,0,r.RGBA,r.RGBA,r.UNSIGNED_BYTE,this.image)),t.drawLayers(e,this.tile.posMatrix,this.tile)}},featuresAt:function(e,t,i){return i(null,[])},featuresIn:function(e,t,i){return i(null,[])}});\n},{\"../geo/lng_lat\":10,\"../util/ajax\":83,\"../util/evented\":89,\"../util/util\":95,\"./tile\":34,\"point-geometry\":128}],32:[function(require,module,exports){\n\"use strict\";function RasterTileSource(e){util.extend(this,util.pick(e,[\"url\",\"tileSize\"])),Source._loadTileJSON.call(this,e)}var util=require(\"../util/util\"),ajax=require(\"../util/ajax\"),Evented=require(\"../util/evented\"),Source=require(\"./source\"),normalizeURL=require(\"../util/mapbox\").normalizeTileURL;module.exports=RasterTileSource,RasterTileSource.prototype=util.inherit(Evented,{minzoom:0,maxzoom:22,roundZoom:!0,tileSize:512,_loaded:!1,onAdd:function(e){this.map=e},loaded:function(){return this._pyramid&&this._pyramid.loaded()},update:function(e){this._pyramid&&this._pyramid.update(this.used,e,this.map.style.rasterFadeDuration)},reload:function(){},render:Source._renderTiles,_loadTile:function(e){function t(t,i){if(delete e.request,!e.aborted){if(t)return e.errored=!0,void this.fire(\"tile.error\",{tile:e,error:t});var r=this.map.painter.gl;e.texture=this.map.painter.getTexture(i.width),e.texture?(r.bindTexture(r.TEXTURE_2D,e.texture),r.texSubImage2D(r.TEXTURE_2D,0,0,0,r.RGBA,r.UNSIGNED_BYTE,i)):(e.texture=r.createTexture(),r.bindTexture(r.TEXTURE_2D,e.texture),r.texParameteri(r.TEXTURE_2D,r.TEXTURE_MIN_FILTER,r.LINEAR_MIPMAP_NEAREST),r.texParameteri(r.TEXTURE_2D,r.TEXTURE_MAG_FILTER,r.LINEAR),r.texParameteri(r.TEXTURE_2D,r.TEXTURE_WRAP_S,r.CLAMP_TO_EDGE),r.texParameteri(r.TEXTURE_2D,r.TEXTURE_WRAP_T,r.CLAMP_TO_EDGE),r.pixelStorei(r.UNPACK_PREMULTIPLY_ALPHA_WEBGL,!0),r.texImage2D(r.TEXTURE_2D,0,r.RGBA,r.RGBA,r.UNSIGNED_BYTE,i),e.texture.size=i.width),r.generateMipmap(r.TEXTURE_2D),e.timeAdded=(new Date).getTime(),this.map.animationLoop.set(this.style.rasterFadeDuration),e.source=this,e.loaded=!0,this.fire(\"tile.load\",{tile:e})}}var i=normalizeURL(e.coord.url(this.tiles),this.url);e.request=ajax.getImage(i,t.bind(this))},_abortTile:function(e){e.aborted=!0,e.request&&(e.request.abort(),delete e.request)},_addTile:function(e){this.fire(\"tile.add\",{tile:e})},_removeTile:function(e){this.fire(\"tile.remove\",{tile:e})},_unloadTile:function(e){e.texture&&this.map.painter.saveTexture(e.texture)},featuresAt:function(e,t,i){i(null,[])},featuresIn:function(e,t,i){i(null,[])}});\n},{\"../util/ajax\":83,\"../util/evented\":89,\"../util/mapbox\":92,\"../util/util\":95,\"./source\":33}],33:[function(require,module,exports){\n\"use strict\";var util=require(\"../util/util\"),ajax=require(\"../util/ajax\"),browser=require(\"../util/browser\"),TilePyramid=require(\"./tile_pyramid\"),TileCoord=require(\"./tile_coord\"),normalizeURL=require(\"../util/mapbox\").normalizeSourceURL;exports._loadTileJSON=function(e){var i=function(e,i){return e?void this.fire(\"error\",{error:e}):(util.extend(this,util.pick(i,[\"tiles\",\"minzoom\",\"maxzoom\",\"attribution\"])),i.vector_layers&&(this.vectorLayers=i.vector_layers,this.vectorLayerIds=this.vectorLayers.map(function(e){return e.id})),this._pyramid=new TilePyramid({tileSize:this.tileSize,cacheSize:20,minzoom:this.minzoom,maxzoom:this.maxzoom,roundZoom:this.roundZoom,reparseOverscaled:this.reparseOverscaled,load:this._loadTile.bind(this),abort:this._abortTile.bind(this),unload:this._unloadTile.bind(this),add:this._addTile.bind(this),remove:this._removeTile.bind(this),redoPlacement:this._redoTilePlacement?this._redoTilePlacement.bind(this):void 0}),void this.fire(\"load\"))}.bind(this);e.url?ajax.getJSON(normalizeURL(e.url),i):browser.frame(i.bind(this,null,e))},exports.redoPlacement=function(){if(this._pyramid)for(var e=this._pyramid.orderedIDs(),i=0;i<e.length;i++){var r=this._pyramid.getTile(e[i]);this._redoTilePlacement(r)}},exports._renderTiles=function(e,i){if(this._pyramid)for(var r=this._pyramid.renderedIDs(),t=0;t<r.length;t++){var o=this._pyramid.getTile(r[t]),a=TileCoord.fromID(r[t]),s=a.z,n=a.x,l=a.y,d=a.w;s=Math.min(s,this.maxzoom),n+=d*(1<<s),o.calculateMatrices(s,n,l,i.transform,i),i.drawTile(o,e)}},exports._vectorFeaturesAt=function(e,i,r){if(!this._pyramid)return r(null,[]);var t=this._pyramid.tileAt(e);return t?void this.dispatcher.send(\"query features\",{uid:t.tile.uid,x:t.x,y:t.y,tileExtent:t.tile.tileExtent,scale:t.scale,source:this.id,params:i},r,t.tile.workerID):r(null,[])},exports._vectorFeaturesIn=function(e,i,r){if(!this._pyramid)return r(null,[]);var t=this._pyramid.tilesIn(e);return t?void util.asyncAll(t,function(e,r){this.dispatcher.send(\"query features\",{uid:e.tile.uid,source:this.id,minX:e.minX,maxX:e.maxX,minY:e.minY,maxY:e.maxY,params:i},r,e.tile.workerID)}.bind(this),function(e,i){r(e,Array.prototype.concat.apply([],i))}):r(null,[])},exports.create=function(e){var i={vector:require(\"./vector_tile_source\"),raster:require(\"./raster_tile_source\"),geojson:require(\"./geojson_source\"),video:require(\"./video_source\"),image:require(\"./image_source\")};for(var r in i)if(e instanceof i[r])return e;return new i[e.type](e)};\n},{\"../util/ajax\":83,\"../util/browser\":84,\"../util/mapbox\":92,\"../util/util\":95,\"./geojson_source\":29,\"./image_source\":31,\"./raster_tile_source\":32,\"./tile_coord\":35,\"./tile_pyramid\":36,\"./vector_tile_source\":37,\"./video_source\":38}],34:[function(require,module,exports){\n\"use strict\";function Tile(t,e){this.coord=t,this.uid=util.uniqueId(),this.loaded=!1,this.uses=0,this.tileSize=e}function unserializeBuffers(t){var e={};for(var i in t)e[i]=new Buffer(t[i]);return e}var mat4=require(\"gl-matrix\").mat4,util=require(\"../util/util\"),Buffer=require(\"../data/buffer\");module.exports=Tile,Tile.prototype={tileExtent:4096,calculateMatrices:function(t,e,i,s){var r=Math.pow(2,t),o=s.worldSize/r;this.scale=o,this.posMatrix=new Float64Array(16),mat4.identity(this.posMatrix),mat4.translate(this.posMatrix,this.posMatrix,[e*o,i*o,0]),mat4.scale(this.posMatrix,this.posMatrix,[o/this.tileExtent,o/this.tileExtent,1]),mat4.multiply(this.posMatrix,s.projMatrix,this.posMatrix),this.posMatrix=new Float32Array(this.posMatrix),this.exMatrix=s.exMatrix,this.rotationMatrix=s.rotationMatrix},positionAt:function(t,e){return t=t.zoomTo(Math.min(this.coord.z,e)),{x:(t.column-this.coord.x)*this.tileExtent,y:(t.row-this.coord.y)*this.tileExtent,scale:this.scale}},loadVectorData:function(t){this.loaded=!0,t&&(this.buffers=unserializeBuffers(t.buffers),this.elementGroups=t.elementGroups,this.tileExtent=t.extent)},reloadSymbolData:function(t,e){if(this.buffers){this.buffers.glyphVertex&&this.buffers.glyphVertex.destroy(e.gl),this.buffers.glyphElement&&this.buffers.glyphElement.destroy(e.gl),this.buffers.iconVertex&&this.buffers.iconVertex.destroy(e.gl),this.buffers.iconElement&&this.buffers.iconElement.destroy(e.gl),this.buffers.collisionBoxVertex&&this.buffers.collisionBoxVertex.destroy(e.gl);var i=unserializeBuffers(t.buffers);this.buffers.glyphVertex=i.glyphVertex,this.buffers.glyphElement=i.glyphElement,this.buffers.iconVertex=i.iconVertex,this.buffers.iconElement=i.iconElement,this.buffers.collisionBoxVertex=i.collisionBoxVertex;for(var s in t.elementGroups)this.elementGroups[s]=t.elementGroups[s]}},unloadVectorData:function(t){for(var e in this.buffers)this.buffers[e]&&this.buffers[e].destroy(t.gl);this.buffers=null},redoPlacement:function(t){function e(e,i){this.reloadSymbolData(i,t.map.painter),t.fire(\"tile.load\",{tile:this}),this.redoingPlacement=!1,this.redoWhenDone&&(this.redoPlacement(t),this.redoWhenDone=!1)}return!this.loaded||this.redoingPlacement?void(this.redoWhenDone=!0):(this.redoingPlacement=!0,void t.dispatcher.send(\"redo placement\",{uid:this.uid,source:t.id,angle:t.map.transform.angle,pitch:t.map.transform.pitch,collisionDebug:t.map.collisionDebug},e.bind(this),this.workerID))}};\n},{\"../data/buffer\":2,\"../util/util\":95,\"gl-matrix\":105}],35:[function(require,module,exports){\n\"use strict\";function TileCoord(t,i,o,r){isNaN(r)&&(r=0),this.z=+t,this.x=+i,this.y=+o,this.w=+r,r*=2,0>r&&(r=-1*r-1);var e=1<<this.z;this.id=32*(e*e*r+e*this.y+this.x)+this.z}function edge(t,i){if(t.row>i.row){var o=t;t=i,i=o}return{x0:t.column,y0:t.row,x1:i.column,y1:i.row,dx:i.column-t.column,dy:i.row-t.row}}function scanSpans(t,i,o,r,e){var n=Math.max(o,Math.floor(i.y0)),h=Math.min(r,Math.ceil(i.y1));if(t.x0===i.x0&&t.y0===i.y0?t.x0+i.dy/t.dy*t.dx<i.x1:t.x1-i.dy/t.dy*t.dx<i.x0){var s=t;t=i,i=s}for(var d=t.dx/t.dy,a=i.dx/i.dy,l=t.dx>0,y=i.dx<0,x=n;h>x;x++){var c=d*Math.max(0,Math.min(t.dy,x+l-t.y0))+t.x0,u=a*Math.max(0,Math.min(i.dy,x+y-i.y0))+i.x0;e(Math.floor(u),Math.ceil(c),x)}}function scanTriangle(t,i,o,r,e,n){var h,s=edge(t,i),d=edge(i,o),a=edge(o,t);s.dy>d.dy&&(h=s,s=d,d=h),s.dy>a.dy&&(h=s,s=a,a=h),d.dy>a.dy&&(h=d,d=a,a=h),s.dy&&scanSpans(a,s,r,e,n),d.dy&&scanSpans(a,d,r,e,n)}module.exports=TileCoord,TileCoord.prototype.toString=function(){return this.z+\"/\"+this.x+\"/\"+this.y},TileCoord.fromID=function(t){var i=t%32,o=1<<i,r=(t-i)/32,e=r%o,n=(r-e)/o%o,h=Math.floor(r/(o*o));return h%2!==0&&(h=-1*h-1),h/=2,new TileCoord(i,e,n,h)},TileCoord.prototype.url=function(t,i){return t[(this.x+this.y)%t.length].replace(\"{prefix}\",(this.x%16).toString(16)+(this.y%16).toString(16)).replace(\"{z}\",Math.min(this.z,i||this.z)).replace(\"{x}\",this.x).replace(\"{y}\",this.y)},TileCoord.prototype.parent=function(t){return 0===this.z?null:this.z>t?new TileCoord(this.z-1,this.x,this.y,this.w):new TileCoord(this.z-1,Math.floor(this.x/2),Math.floor(this.y/2),this.w)},TileCoord.prototype.wrapped=function(){return new TileCoord(this.z,this.x,this.y,0)},TileCoord.prototype.children=function(t){if(this.z>=t)return[new TileCoord(this.z+1,this.x,this.y,this.w)];var i=this.z+1,o=2*this.x,r=2*this.y;return[new TileCoord(i,o,r,this.w),new TileCoord(i,o+1,r,this.w),new TileCoord(i,o,r+1,this.w),new TileCoord(i,o+1,r+1,this.w)]},TileCoord.cover=function(t,i,o){function r(t,i,r){var h,s,d;if(r>=0&&e>=r)for(h=t;i>h;h++)s=(h%e+e)%e,d=new TileCoord(o,s,r,Math.floor(h/e)),n[d.id]=d}var e=1<<t,n={};return scanTriangle(i[0],i[1],i[2],0,e,r),scanTriangle(i[2],i[3],i[0],0,e,r),Object.keys(n).map(function(t){return n[t]})};\n},{}],36:[function(require,module,exports){\n\"use strict\";function TilePyramid(e){this.tileSize=e.tileSize,this.minzoom=e.minzoom,this.maxzoom=e.maxzoom,this.roundZoom=e.roundZoom,this.reparseOverscaled=e.reparseOverscaled,this._load=e.load,this._abort=e.abort,this._unload=e.unload,this._add=e.add,this._remove=e.remove,this._redoPlacement=e.redoPlacement,this._tiles={},this._cache=new Cache(e.cacheSize,function(e){return this._unload(e)}.bind(this)),this._filterRendered=this._filterRendered.bind(this)}function compareKeyZoom(e,i){return i%32-e%32}var Tile=require(\"./tile\"),TileCoord=require(\"./tile_coord\"),Point=require(\"point-geometry\"),Cache=require(\"../util/mru_cache\"),util=require(\"../util/util\");module.exports=TilePyramid,TilePyramid.prototype={loaded:function(){for(var e in this._tiles)if(!this._tiles[e].loaded&&!this._tiles[e].errored)return!1;return!0},orderedIDs:function(){return Object.keys(this._tiles).map(Number).sort(compareKeyZoom)},renderedIDs:function(){return this.orderedIDs().filter(this._filterRendered)},_filterRendered:function(e){return this._tiles[e].loaded&&!this._coveredTiles[e]},reload:function(){this._cache.reset();for(var e in this._tiles)this._load(this._tiles[e])},getTile:function(e){return this._tiles[e]},getZoom:function(e){return e.zoom+Math.log(e.tileSize/this.tileSize)/Math.LN2},coveringZoomLevel:function(e){return(this.roundZoom?Math.round:Math.floor)(this.getZoom(e))},coveringTiles:function(e){var i=this.coveringZoomLevel(e),t=i;if(i<this.minzoom)return[];i>this.maxzoom&&(i=this.maxzoom);var o=e,r=o.locationCoordinate(o.center)._zoomTo(i),s=new Point(r.column-.5,r.row-.5);return TileCoord.cover(i,[o.pointCoordinate(new Point(0,0))._zoomTo(i),o.pointCoordinate(new Point(o.width,0))._zoomTo(i),o.pointCoordinate(new Point(o.width,o.height))._zoomTo(i),o.pointCoordinate(new Point(0,o.height))._zoomTo(i)],this.reparseOverscaled?t:i).sort(function(e,i){return s.dist(e)-s.dist(i)})},findLoadedChildren:function(e,i,t){var o=!1;for(var r in this._tiles){var s=this._tiles[r];if(!(t[r]||!s.loaded||s.coord.z<=e.z||s.coord.z>i)){var n=Math.pow(2,Math.min(s.coord.z,this.maxzoom)-Math.min(e.z,this.maxzoom));if(Math.floor(s.coord.x/n)===e.x&&Math.floor(s.coord.y/n)===e.y)for(t[r]=!0,o=!0;s&&s.coord.z-1>e.z;){var d=s.coord.parent(this.maxzoom).id;s=this._tiles[d],s&&s.loaded&&(delete t[r],t[d]=!0)}}}return o},findLoadedParent:function(e,i,t){for(var o=e.z-1;o>=i;o--){e=e.parent(this.maxzoom);var r=this._tiles[e.id];if(r&&r.loaded)return t[e.id]=!0,r}},update:function(e,i,t){var o,r,s,n=(this.roundZoom?Math.round:Math.floor)(this.getZoom(i)),d=util.clamp(n-10,this.minzoom,this.maxzoom),a=util.clamp(n+3,this.minzoom,this.maxzoom),h={},l=(new Date).getTime();this._coveredTiles={};var m=e?this.coveringTiles(i):[];for(o=0;o<m.length;o++)r=m[o],s=this.addTile(r),h[r.id]=!0,s.loaded||this.findLoadedChildren(r,a,h)||this.findLoadedParent(r,d,h);for(var c in h)r=TileCoord.fromID(c),s=this._tiles[c],s&&s.timeAdded>l-(t||0)&&(this.findLoadedChildren(r,a,h)?(this._coveredTiles[c]=!0,h[c]=!0):this.findLoadedParent(r,d,h));var u=util.keysDifference(this._tiles,h);for(o=0;o<u.length;o++)this.removeTile(+u[o])},addTile:function(e){var i=this._tiles[e.id];if(i)return i;var t=e.wrapped();if(i=this._tiles[t.id],i||(i=this._cache.get(t.id),i&&this._redoPlacement&&this._redoPlacement(i)),!i){var o=e.z,r=o>this.maxzoom?Math.pow(2,o-this.maxzoom):1;i=new Tile(t,this.tileSize*r),this._load(i)}return i.uses++,this._tiles[e.id]=i,this._add(i,e),i},removeTile:function(e){var i=this._tiles[e];i&&(i.uses--,delete this._tiles[e],this._remove(i),i.uses>0||(i.loaded?this._cache.add(i.coord.wrapped().id,i):(this._abort(i),this._unload(i))))},clearTiles:function(){for(var e in this._tiles)this.removeTile(e);this._cache.reset()},tileAt:function(e){for(var i=this.orderedIDs(),t=0;t<i.length;t++){var o=this._tiles[i[t]],r=o.positionAt(e,this.maxzoom);if(r&&r.x>=0&&r.x<o.tileExtent&&r.y>=0&&r.y<o.tileExtent)return{tile:o,x:r.x,y:r.y,scale:r.scale}}},tilesIn:function(e){for(var i=[],t=this.orderedIDs(),o=0;o<t.length;o++){var r=this._tiles[t[o]],s=[r.positionAt(e[0],this.maxzoom),r.positionAt(e[1],this.maxzoom)];s[0].x<r.tileExtent&&s[0].y<r.tileExtent&&s[1].x>=0&&s[1].y>=0&&i.push({tile:r,minX:s[0].x,maxX:s[1].x,minY:s[0].y,maxY:s[1].y})}return i}};\n},{\"../util/mru_cache\":93,\"../util/util\":95,\"./tile\":34,\"./tile_coord\":35,\"point-geometry\":128}],37:[function(require,module,exports){\n\"use strict\";function VectorTileSource(e){if(util.extend(this,util.pick(e,[\"url\",\"tileSize\"])),512!==this.tileSize)throw new Error(\"vector tile sources must have a tileSize of 512\");Source._loadTileJSON.call(this,e)}var util=require(\"../util/util\"),Evented=require(\"../util/evented\"),Source=require(\"./source\"),normalizeURL=require(\"../util/mapbox\").normalizeTileURL;module.exports=VectorTileSource,VectorTileSource.prototype=util.inherit(Evented,{minzoom:0,maxzoom:22,tileSize:512,reparseOverscaled:!0,_loaded:!1,onAdd:function(e){this.map=e},loaded:function(){return this._pyramid&&this._pyramid.loaded()},update:function(e){this._pyramid&&this._pyramid.update(this.used,e)},reload:function(){this._pyramid&&this._pyramid.reload()},render:Source._renderTiles,featuresAt:Source._vectorFeaturesAt,featuresIn:Source._vectorFeaturesIn,_loadTile:function(e){var i=e.coord.z>this.maxzoom?Math.pow(2,e.coord.z-this.maxzoom):1,t={url:normalizeURL(e.coord.url(this.tiles,this.maxzoom),this.url),uid:e.uid,coord:e.coord,zoom:e.coord.z,tileSize:this.tileSize*i,source:this.id,overscaling:i,angle:this.map.transform.angle,pitch:this.map.transform.pitch,collisionDebug:this.map.collisionDebug};e.workerID?this.dispatcher.send(\"reload tile\",t,this._tileLoaded.bind(this,e),e.workerID):e.workerID=this.dispatcher.send(\"load tile\",t,this._tileLoaded.bind(this,e))},_tileLoaded:function(e,i,t){if(!e.aborted){if(i)return void this.fire(\"tile.error\",{tile:e,error:i});e.loadVectorData(t),e.redoWhenDone&&(e.redoWhenDone=!1,e.redoPlacement(this)),this.fire(\"tile.load\",{tile:e}),this.fire(\"tile.stats\",t.bucketStats)}},_abortTile:function(e){e.aborted=!0,this.dispatcher.send(\"abort tile\",{uid:e.uid,source:this.id},null,e.workerID)},_addTile:function(e){this.fire(\"tile.add\",{tile:e})},_removeTile:function(e){this.fire(\"tile.remove\",{tile:e})},_unloadTile:function(e){e.unloadVectorData(this.map.painter),this.glyphAtlas.removeGlyphs(e.uid),this.dispatcher.send(\"remove tile\",{uid:e.uid,source:this.id},null,e.workerID)},redoPlacement:Source.redoPlacement,_redoTilePlacement:function(e){e.redoPlacement(this)}});\n},{\"../util/evented\":89,\"../util/mapbox\":92,\"../util/util\":95,\"./source\":33}],38:[function(require,module,exports){\n\"use strict\";function VideoSource(e){this.coordinates=e.coordinates,ajax.getVideo(e.urls,function(e,t){if(!e){this.video=t,this.video.loop=!0;var i;this.video.addEventListener(\"playing\",function(){i=this.map.style.animationLoop.set(1/0),this.map._rerender()}.bind(this)),this.video.addEventListener(\"pause\",function(){this.map.style.animationLoop.cancel(i)}.bind(this)),this._loaded=!0,this.map&&(this.video.play(),this.createTile(),this.fire(\"change\"))}}.bind(this))}var util=require(\"../util/util\"),Tile=require(\"./tile\"),LngLat=require(\"../geo/lng_lat\"),Point=require(\"point-geometry\"),Evented=require(\"../util/evented\"),ajax=require(\"../util/ajax\");module.exports=VideoSource,VideoSource.prototype=util.inherit(Evented,{roundZoom:!0,getVideo:function(){return this.video},onAdd:function(e){this.map=e,this.video&&(this.video.play(),this.createTile())},createTile:function(){var e=this.map,t=this.coordinates.map(function(t){var i=LngLat.convert(t);return e.transform.locationCoordinate(i).zoomTo(0)}),i=util.getCoordinatesCenter(t),r=4096,o=t.map(function(e){var t=e.zoomTo(i.zoom);return new Point(Math.round((t.column-i.column)*r),Math.round((t.row-i.row)*r))}),n=e.painter.gl,a=32767,u=new Int16Array([o[0].x,o[0].y,0,0,o[1].x,o[1].y,a,0,o[3].x,o[3].y,0,a,o[2].x,o[2].y,a,a]);this.tile=new Tile,this.tile.buckets={},this.tile.boundsBuffer=n.createBuffer(),n.bindBuffer(n.ARRAY_BUFFER,this.tile.boundsBuffer),n.bufferData(n.ARRAY_BUFFER,u,n.STATIC_DRAW),this.center=i},loaded:function(){return this.video&&this.video.readyState>=2},update:function(){},reload:function(){},render:function(e,t){if(this._loaded&&!(this.video.readyState<2)){var i=this.center;this.tile.calculateMatrices(i.zoom,i.column,i.row,this.map.transform,t);var r=t.gl;this.tile.texture?(r.bindTexture(r.TEXTURE_2D,this.tile.texture),r.texSubImage2D(r.TEXTURE_2D,0,0,0,r.RGBA,r.UNSIGNED_BYTE,this.video)):(this.tile.texture=r.createTexture(),r.bindTexture(r.TEXTURE_2D,this.tile.texture),r.texParameteri(r.TEXTURE_2D,r.TEXTURE_WRAP_S,r.CLAMP_TO_EDGE),r.texParameteri(r.TEXTURE_2D,r.TEXTURE_WRAP_T,r.CLAMP_TO_EDGE),r.texParameteri(r.TEXTURE_2D,r.TEXTURE_MIN_FILTER,r.LINEAR),r.texParameteri(r.TEXTURE_2D,r.TEXTURE_MAG_FILTER,r.LINEAR),r.texImage2D(r.TEXTURE_2D,0,r.RGBA,r.RGBA,r.UNSIGNED_BYTE,this.video)),t.drawLayers(e,this.tile.posMatrix,this.tile)}},featuresAt:function(e,t,i){return i(null,[])},featuresIn:function(e,t,i){return i(null,[])}});\n},{\"../geo/lng_lat\":10,\"../util/ajax\":83,\"../util/evented\":89,\"../util/util\":95,\"./tile\":34,\"point-geometry\":128}],39:[function(require,module,exports){\n\"use strict\";function Worker(e){this.self=e,this.actor=new Actor(e,this),this.loading={},this.loaded={},this.layers=[],this.geoJSONIndexes={}}var Actor=require(\"../util/actor\"),WorkerTile=require(\"./worker_tile\"),util=require(\"../util/util\"),ajax=require(\"../util/ajax\"),vt=require(\"vector-tile\"),Protobuf=require(\"pbf\"),geojsonvt=require(\"geojson-vt\"),GeoJSONWrapper=require(\"./geojson_wrapper\");module.exports=function(e){return new Worker(e)},util.extend(Worker.prototype,{\"set layers\":function(e){this.layers=e},\"load tile\":function(e,r){function t(e,t){return delete this.loading[i][o],e?r(e):(a.data=new vt.VectorTile(new Protobuf(new Uint8Array(t))),a.parse(a.data,this.layers,this.actor,r),this.loaded[i]=this.loaded[i]||{},void(this.loaded[i][o]=a))}var i=e.source,o=e.uid;this.loading[i]||(this.loading[i]={});var a=this.loading[i][o]=new WorkerTile(e);a.xhr=ajax.getArrayBuffer(e.url,t.bind(this))},\"reload tile\":function(e,r){var t=this.loaded[e.source],i=e.uid;if(t&&t[i]){var o=t[i];o.parse(o.data,this.layers,this.actor,r)}},\"abort tile\":function(e){var r=this.loading[e.source],t=e.uid;r&&r[t]&&(r[t].xhr.abort(),delete r[t])},\"remove tile\":function(e){var r=this.loaded[e.source],t=e.uid;r&&r[t]&&delete r[t]},\"redo placement\":function(e,r){var t=this.loaded[e.source],i=this.loading[e.source],o=e.uid;if(t&&t[o]){var a=t[o],n=a.redoPlacement(e.angle,e.pitch,e.collisionDebug);n.result&&r(null,n.result,n.transferables)}else i&&i[o]&&(i[o].angle=e.angle)},\"parse geojson\":function(e,r){var t=function(t,i){if(t)return r(t);if(\"object\"!=typeof i)return r(new Error(\"Input data is not a valid GeoJSON object.\"));try{this.geoJSONIndexes[e.source]=geojsonvt(i,e.geojsonVtOptions)}catch(t){return r(t)}r(null)}.bind(this);\"string\"==typeof e.data?ajax.getJSON(e.data,t):t(null,e.data)},\"load geojson tile\":function(e,r){var t=e.source,i=e.coord;if(!this.geoJSONIndexes[t])return r(null,null);var o=this.geoJSONIndexes[t].getTile(i.z,i.x,i.y);if(!o)return r(null,null);var a=new WorkerTile(e);a.parse(new GeoJSONWrapper(o.features),this.layers,this.actor,r),this.loaded[t]=this.loaded[t]||{},this.loaded[t][e.uid]=a},\"query features\":function(e,r){var t=this.loaded[e.source]&&this.loaded[e.source][e.uid];t?t.featureTree.query(e,r):r(null,[])}});\n},{\"../util/actor\":82,\"../util/ajax\":83,\"../util/util\":95,\"./geojson_wrapper\":30,\"./worker_tile\":40,\"geojson-vt\":100,\"pbf\":127,\"vector-tile\":135}],40:[function(require,module,exports){\n\"use strict\";function WorkerTile(e){this.coord=e.coord,this.uid=e.uid,this.zoom=e.zoom,this.tileSize=e.tileSize,this.source=e.source,this.overscaling=e.overscaling,this.angle=e.angle,this.pitch=e.pitch,this.collisionDebug=e.collisionDebug}function getElementGroups(e){for(var t={},r=0;r<e.length;r++)t[e[r].id]=e[r].elementGroups;return t}function getTransferables(e){var t=[];for(var r in e)t.push(e[r].arrayBuffer),e[r].push=null;return t}var FeatureTree=require(\"../data/feature_tree\"),CollisionTile=require(\"../symbol/collision_tile\"),Bucket=require(\"../data/bucket\");module.exports=WorkerTile,WorkerTile.prototype.parse=function(e,t,r,o){function s(e,t){for(var r=0;r<e.length;r++){var o=e.feature(r);for(var s in t)t[s].filter(o)&&t[s].features.push(o)}}function i(e){if(e)return o(e);if(G++,2===G){for(var t=k.length-1;t>=0;t--)n(g,k[t]);l()}}function n(e,t){var r=Date.now();t.addFeatures(p,B,z);var o=Date.now()-r;if(t.interactive)for(var s=0;s<t.features.length;s++){var i=t.features[s];e.featureTree.insert(i.bbox(),t.layers,i)}t.features=null,h._total+=o,h[t.id]=(h[t.id]||0)+o}function l(){if(g.status=\"done\",g.redoPlacementAfterDone){var e=g.redoPlacement(g.angle,g.pitch).result;m.glyphVertex=e.buffers.glyphVertex,m.iconVertex=e.buffers.iconVertex,m.collisionBoxVertex=e.buffers.collisionBoxVertex,g.redoPlacementAfterDone=!1}o(null,{elementGroups:getElementGroups(y),buffers:m,extent:b,bucketStats:h},getTransferables(m))}this.status=\"parsing\",this.featureTree=new FeatureTree(this.coord,this.overscaling);var a,u,f,c,h={_total:0},g=this,m={},p=new CollisionTile(this.angle,this.pitch),d={},v={};for(a=0;a<t.length;a++)u=t[a],u.source!==this.source||u.ref||u.minzoom&&this.zoom<u.minzoom||u.maxzoom&&this.zoom>=u.maxzoom||\"none\"===u.layout.visibility||(c=Bucket.create({layer:u,buffers:m,zoom:this.zoom,overscaling:this.overscaling,collisionDebug:this.collisionDebug}),c.layers=[u.id],d[u.id]=c,e.layers&&(f=u[\"source-layer\"],v[f]=v[f]||{},v[f][u.id]=c));for(a=0;a<t.length;a++)u=t[a],u.source===this.source&&u.ref&&d[u.ref]&&d[u.ref].layers.push(u.id);var b=4096;if(e.layers)for(f in v)u=e.layers[f],u&&(u.extent&&(b=u.extent),s(u,v[f]));else s(e,d);var y=[],k=this.symbolBuckets=[],x=[];for(var T in d)c=d[T],0!==c.features.length&&(y.push(c),\"symbol\"===c.type?k.push(c):x.push(c));var z={},B={};if(k.length>0){for(a=k.length-1;a>=0;a--)k[a].updateIcons(z),k[a].updateFont(B);for(var D in B)B[D]=Object.keys(B[D]).map(Number);z=Object.keys(z);var G=0;r.send(\"get glyphs\",{uid:this.uid,stacks:B},function(e,t){B=t,i(e)}),z.length?r.send(\"get icons\",{icons:z},function(e,t){z=t,i(e)}):i()}for(a=x.length-1;a>=0;a--)n(this,x[a]);return 0===k.length?l():void 0},WorkerTile.prototype.redoPlacement=function(e,t,r){if(\"done\"!==this.status)return this.redoPlacementAfterDone=!0,this.angle=e,{};for(var o={},s=new CollisionTile(e,t),i=this.symbolBuckets.length-1;i>=0;i--)this.symbolBuckets[i].placeFeatures(s,o,r);return{result:{elementGroups:getElementGroups(this.symbolBuckets),buffers:o},transferables:getTransferables(o)}};\n},{\"../data/bucket\":1,\"../data/feature_tree\":5,\"../symbol/collision_tile\":58}],41:[function(require,module,exports){\n\"use strict\";function AnimationLoop(){this.n=0,this.times=[]}module.exports=AnimationLoop,AnimationLoop.prototype.stopped=function(){return this.times=this.times.filter(function(t){return t.time>=(new Date).getTime()}),!this.times.length},AnimationLoop.prototype.set=function(t){return this.times.push({id:this.n,time:t+(new Date).getTime()}),this.n++},AnimationLoop.prototype.cancel=function(t){this.times=this.times.filter(function(i){return i.id!==t})};\n},{}],42:[function(require,module,exports){\n\"use strict\";function ImageSprite(t){this.base=t,this.retina=browser.devicePixelRatio>1;var i=this.retina?\"@2x\":\"\";ajax.getJSON(normalizeURL(t,i,\".json\"),function(t,i){return t?void this.fire(\"error\",{error:t}):(this.data=i,void(this.img&&this.fire(\"load\")))}.bind(this)),ajax.getImage(normalizeURL(t,i,\".png\"),function(t,i){if(t)return void this.fire(\"error\",{error:t});for(var e=i.getData(),r=i.data=new Uint8Array(e.length),a=0;a<e.length;a+=4){var o=e[a+3]/255;r[a+0]=e[a+0]*o,r[a+1]=e[a+1]*o,r[a+2]=e[a+2]*o,r[a+3]=e[a+3]}this.img=i,this.data&&this.fire(\"load\")}.bind(this))}function SpritePosition(){}var Evented=require(\"../util/evented\"),ajax=require(\"../util/ajax\"),browser=require(\"../util/browser\"),normalizeURL=require(\"../util/mapbox\").normalizeSpriteURL;module.exports=ImageSprite,ImageSprite.prototype=Object.create(Evented),ImageSprite.prototype.toJSON=function(){return this.base},ImageSprite.prototype.loaded=function(){return!(!this.data||!this.img)},ImageSprite.prototype.resize=function(){if(browser.devicePixelRatio>1!==this.retina){var t=new ImageSprite(this.base);t.on(\"load\",function(){this.img=t.img,this.data=t.data,this.retina=t.retina}.bind(this))}},SpritePosition.prototype={x:0,y:0,width:0,height:0,pixelRatio:1,sdf:!1},ImageSprite.prototype.getSpritePosition=function(t){if(!this.loaded())return new SpritePosition;var i=this.data&&this.data[t];return i&&this.img?i:new SpritePosition};\n},{\"../util/ajax\":83,\"../util/browser\":84,\"../util/evented\":89,\"../util/mapbox\":92}],43:[function(require,module,exports){\n\"use strict\";var reference=require(\"./reference\");module.exports={},reference.layout.forEach(function(e){var r=function(e){for(var r in e)this[r]=e[r]},o=reference[e];for(var t in o)void 0!==o[t][\"default\"]&&(r.prototype[t]=o[t][\"default\"]);module.exports[e.replace(\"layout_\",\"\")]=r});\n},{\"./reference\":45}],44:[function(require,module,exports){\n\"use strict\";var reference=require(\"./reference\"),parseCSSColor=require(\"csscolorparser\").parseCSSColor;module.exports={},reference.paint.forEach(function(e){var r=function(){},o=reference[e];for(var p in o){var t=o[p],a=t[\"default\"];void 0!==a&&(\"color\"===t.type&&(a=parseCSSColor(a)),r.prototype[p]=a)}r.prototype.hidden=!1,module.exports[e.replace(\"paint_\",\"\")]=r});\n},{\"./reference\":45,\"csscolorparser\":96}],45:[function(require,module,exports){\n\"use strict\";module.exports=require(\"mapbox-gl-style-spec/reference/latest\");\n},{\"mapbox-gl-style-spec/reference/latest\":121}],46:[function(require,module,exports){\n\"use strict\";function Style(e,t){this.animationLoop=t||new AnimationLoop,this.dispatcher=new Dispatcher(Math.max(browser.hardwareConcurrency-1,1),this),this.glyphAtlas=new GlyphAtlas(1024,1024),this.spriteAtlas=new SpriteAtlas(512,512),this.spriteAtlas.resize(browser.devicePixelRatio),this.lineAtlas=new LineAtlas(256,512),this._layers={},this._order=[],this._groups=[],this.sources={},this.zoomHistory={},util.bindAll([\"_forwardSourceEvent\",\"_forwardTileEvent\",\"_redoPlacement\"],this);var r=function(e,t){if(e)return void this.fire(\"error\",{error:e});var r=validate(t);if(r.length)for(var s=0;s<r.length;s++)this.fire(\"error\",{error:new Error(r[s].message)});else{this._loaded=!0,this.stylesheet=t;var i=t.sources;for(var o in i)this.addSource(o,i[o]);t.sprite&&(this.sprite=new ImageSprite(t.sprite),this.sprite.on(\"load\",this.fire.bind(this,\"change\"))),this.glyphSource=new GlyphSource(t.glyphs,this.glyphAtlas),this._resolve(),this.fire(\"load\")}}.bind(this);\"string\"==typeof e?ajax.getJSON(normalizeURL(e),r):browser.frame(r.bind(this,null,e)),this.on(\"source.load\",function(e){var t=e.source;if(t&&t.vectorLayerIds)for(var r in this._layers){var s=this._layers[r];s.source===t.id&&this._validateLayer(s)}})}var Evented=require(\"../util/evented\"),styleBatch=require(\"./style_batch\"),StyleLayer=require(\"./style_layer\"),ImageSprite=require(\"./image_sprite\"),GlyphSource=require(\"../symbol/glyph_source\"),GlyphAtlas=require(\"../symbol/glyph_atlas\"),SpriteAtlas=require(\"../symbol/sprite_atlas\"),LineAtlas=require(\"../render/line_atlas\"),util=require(\"../util/util\"),ajax=require(\"../util/ajax\"),normalizeURL=require(\"../util/mapbox\").normalizeStyleURL,browser=require(\"../util/browser\"),Dispatcher=require(\"../util/dispatcher\"),AnimationLoop=require(\"./animation_loop\"),validate=require(\"mapbox-gl-style-spec/lib/validate/latest\");module.exports=Style,Style.prototype=util.inherit(Evented,{_loaded:!1,_validateLayer:function(e){var t=this.sources[e.source];e[\"source-layer\"]&&t&&t.vectorLayerIds&&-1===t.vectorLayerIds.indexOf(e[\"source-layer\"])&&this.fire(\"error\",{error:new Error('Source layer \"'+e[\"source-layer\"]+'\" does not exist on source \"'+t.id+'\" as specified by style layer \"'+e.id+'\"')})},loaded:function(){if(!this._loaded)return!1;for(var e in this.sources)if(!this.sources[e].loaded())return!1;return this.sprite&&!this.sprite.loaded()?!1:!0},_resolve:function(){var e,t;this._layers={},this._order=[];for(var r=0;r<this.stylesheet.layers.length;r++)t=new StyleLayer(this.stylesheet.layers[r]),this._layers[t.id]=t,this._order.push(t.id);for(e in this._layers)this._layers[e].resolveLayout();for(e in this._layers)this._layers[e].resolveReference(this._layers),this._layers[e].resolvePaint();this._groupLayers(),this._broadcastLayers()},_groupLayers:function(){var e;this._groups=[];for(var t=0;t<this._order.length;++t){var r=this._layers[this._order[t]];e&&r.source===e.source||(e=[],e.source=r.source,this._groups.push(e)),e.push(r)}},_broadcastLayers:function(){this.dispatcher.broadcast(\"set layers\",this._order.map(function(e){return this._layers[e].json()},this))},_cascade:function(e,t){if(this._loaded){t=t||{transition:!0};for(var r in this._layers)this._layers[r].cascade(e,t,this.stylesheet.transition||{},this.animationLoop);this.fire(\"change\")}},_recalculate:function(e){for(var t in this.sources)this.sources[t].used=!1;this._updateZoomHistory(e),this.rasterFadeDuration=300;for(t in this._layers){var r=this._layers[t];r.recalculate(e,this.zoomHistory)&&r.source&&(this.sources[r.source].used=!0)}var s=300;Math.floor(this.z)!==Math.floor(e)&&this.animationLoop.set(s),this.z=e,this.fire(\"zoom\")},_updateZoomHistory:function(e){var t=this.zoomHistory;void 0===t.lastIntegerZoom&&(t.lastIntegerZoom=Math.floor(e),t.lastIntegerZoomTime=0,t.lastZoom=e),Math.floor(t.lastZoom)<Math.floor(e)?(t.lastIntegerZoom=Math.floor(e),t.lastIntegerZoomTime=Date.now()):Math.floor(t.lastZoom)>Math.floor(e)&&(t.lastIntegerZoom=Math.floor(e+1),t.lastIntegerZoomTime=Date.now()),t.lastZoom=e},batch:function(e){styleBatch(this,e)},addSource:function(e,t){return this.batch(function(r){r.addSource(e,t)}),this},removeSource:function(e){return this.batch(function(t){t.removeSource(e)}),this},getSource:function(e){return this.sources[e]},addLayer:function(e,t){return this.batch(function(r){r.addLayer(e,t)}),this},removeLayer:function(e){return this.batch(function(t){t.removeLayer(e)}),this},getLayer:function(e){return this._layers[e]},getReferentLayer:function(e){var t=this.getLayer(e);return t.ref&&(t=this.getLayer(t.ref)),t},setFilter:function(e,t){return this.batch(function(r){r.setFilter(e,t)}),this},setLayerZoomRange:function(e,t,r){return this.batch(function(s){s.setLayerZoomRange(e,t,r)}),this},getFilter:function(e){return this.getReferentLayer(e).filter},getLayoutProperty:function(e,t){return this.getReferentLayer(e).getLayoutProperty(t)},getPaintProperty:function(e,t,r){return this.getLayer(e).getPaintProperty(t,r)},featuresAt:function(e,t,r){this._queryFeatures(\"featuresAt\",e,t,r)},featuresIn:function(e,t,r){this._queryFeatures(\"featuresIn\",e,t,r)},_queryFeatures:function(e,t,r,s){var i=[],o=null;r.layer&&(r.layerIds=Array.isArray(r.layer)?r.layer:[r.layer]),util.asyncAll(Object.keys(this.sources),function(s,a){var n=this.sources[s];n[e](t,r,function(e,t){t&&(i=i.concat(t)),e&&(o=e),a()})}.bind(this),function(){return o?s(o):void s(null,i.filter(function(e){return void 0!==this._layers[e.layer]}.bind(this)).map(function(e){return e.layer=this._layers[e.layer].json(),e}.bind(this)))}.bind(this))},_remove:function(){this.dispatcher.remove()},_reloadSource:function(e){this.sources[e].reload()},_updateSources:function(e){for(var t in this.sources)this.sources[t].update(e)},_redoPlacement:function(){for(var e in this.sources)this.sources[e].redoPlacement&&this.sources[e].redoPlacement()},_forwardSourceEvent:function(e){this.fire(\"source.\"+e.type,util.extend({source:e.target},e))},_forwardTileEvent:function(e){this.fire(e.type,util.extend({source:e.target},e))},\"get sprite json\":function(e,t){var r=this.sprite;r.loaded()?t(null,{sprite:r.data,retina:r.retina}):r.on(\"load\",function(){t(null,{sprite:r.data,retina:r.retina})})},\"get icons\":function(e,t){var r=this.sprite,s=this.spriteAtlas;r.loaded()?(s.setSprite(r),s.addIcons(e.icons,t)):r.on(\"load\",function(){s.setSprite(r),s.addIcons(e.icons,t)})},\"get glyphs\":function(e,t){function r(e,r,s){e&&console.error(e),o[s]=r,i--,0===i&&t(null,o)}var s=e.stacks,i=Object.keys(s).length,o={};for(var a in s)this.glyphSource.getSimpleGlyphs(a,s[a],e.uid,r)}});\n},{\"../render/line_atlas\":26,\"../symbol/glyph_atlas\":60,\"../symbol/glyph_source\":61,\"../symbol/sprite_atlas\":66,\"../util/ajax\":83,\"../util/browser\":84,\"../util/dispatcher\":86,\"../util/evented\":89,\"../util/mapbox\":92,\"../util/util\":95,\"./animation_loop\":41,\"./image_sprite\":42,\"./style_batch\":47,\"./style_layer\":50,\"mapbox-gl-style-spec/lib/validate/latest\":118}],47:[function(require,module,exports){\n\"use strict\";function styleBatch(e,t){if(!e._loaded)throw new Error(\"Style is not done loading\");var r=Object.create(styleBatch.prototype);r._style=e,r._groupLayers=!1,r._broadcastLayers=!1,r._reloadSources={},r._events=[],r._change=!1,t(r),r._groupLayers&&r._style._groupLayers(),r._broadcastLayers&&r._style._broadcastLayers(),Object.keys(r._reloadSources).forEach(function(e){r._style._reloadSource(e)}),r._events.forEach(function(e){r._style.fire.apply(r._style,e)}),r._change&&r._style.fire(\"change\")}var Source=require(\"../source/source\"),StyleLayer=require(\"./style_layer\");styleBatch.prototype={addLayer:function(e,t){if(void 0!==this._style._layers[e.id])throw new Error(\"There is already a layer with this ID\");return e instanceof StyleLayer||(e=new StyleLayer(e)),this._style._validateLayer(e),this._style._layers[e.id]=e,this._style._order.splice(t?this._style._order.indexOf(t):1/0,0,e.id),e.resolveLayout(),e.resolveReference(this._style._layers),e.resolvePaint(),this._groupLayers=!0,this._broadcastLayers=!0,e.source&&(this._reloadSources[e.source]=!0),this._events.push([\"layer.add\",{layer:e}]),this._change=!0,this},removeLayer:function(e){var t=this._style._layers[e];if(void 0===t)throw new Error(\"There is no layer with this ID\");for(var r in this._style._layers)this._style._layers[r].ref===e&&this.removeLayer(r);return delete this._style._layers[e],this._style._order.splice(this._style._order.indexOf(e),1),this._groupLayers=!0,this._broadcastLayers=!0,this._events.push([\"layer.remove\",{layer:t}]),this._change=!0,this},setPaintProperty:function(e,t,r,s){return this._style.getLayer(e).setPaintProperty(t,r,s),this._change=!0,this},setLayoutProperty:function(e,t,r){return e=this._style.getReferentLayer(e),e.setLayoutProperty(t,r),this._broadcastLayers=!0,e.source&&(this._reloadSources[e.source]=!0),this._change=!0,this},setFilter:function(e,t){return e=this._style.getReferentLayer(e),e.filter=t,this._broadcastLayers=!0,e.source&&(this._reloadSources[e.source]=!0),this._change=!0,this},setLayerZoomRange:function(e,t,r){var s=this._style.getReferentLayer(e);return null!=t&&(s.minzoom=t),null!=r&&(s.maxzoom=r),this._broadcastLayers=!0,s.source&&(this._reloadSources[s.source]=!0),this._change=!0,this},addSource:function(e,t){if(!this._style._loaded)throw new Error(\"Style is not done loading\");if(void 0!==this._style.sources[e])throw new Error(\"There is already a source with this ID\");return t=Source.create(t),this._style.sources[e]=t,t.id=e,t.style=this._style,t.dispatcher=this._style.dispatcher,t.glyphAtlas=this._style.glyphAtlas,t.on(\"load\",this._style._forwardSourceEvent).on(\"error\",this._style._forwardSourceEvent).on(\"change\",this._style._forwardSourceEvent).on(\"tile.add\",this._style._forwardTileEvent).on(\"tile.load\",this._style._forwardTileEvent).on(\"tile.error\",this._style._forwardTileEvent).on(\"tile.remove\",this._style._forwardTileEvent).on(\"tile.stats\",this._style._forwardTileEvent),this._events.push([\"source.add\",{source:t}]),this._change=!0,this},removeSource:function(e){if(void 0===this._style.sources[e])throw new Error(\"There is no source with this ID\");var t=this._style.sources[e];return delete this._style.sources[e],t.off(\"load\",this._style._forwardSourceEvent).off(\"error\",this._style._forwardSourceEvent).off(\"change\",this._style._forwardSourceEvent).off(\"tile.add\",this._style._forwardTileEvent).off(\"tile.load\",this._style._forwardTileEvent).off(\"tile.error\",this._style._forwardTileEvent).off(\"tile.remove\",this._style._forwardTileEvent).off(\"tile.stats\",this._style._forwardTileEvent),this._events.push([\"source.remove\",{source:t}]),this._change=!0,this}},module.exports=styleBatch;\n},{\"../source/source\":33,\"./style_layer\":50}],48:[function(require,module,exports){\n\"use strict\";function StyleDeclaration(t,r){this.type=t.type,this.transitionable=t.transition,null==r&&(r=t[\"default\"]),this.json=JSON.stringify(r),\"color\"===this.type?this.value=parseColor(r):this.value=r,\"interpolated\"===t[\"function\"]?this.calculate=MapboxGLFunction.interpolated(this.value):(this.calculate=MapboxGLFunction[\"piecewise-constant\"](this.value),t.transition&&(this.calculate=transitioned(this.calculate)))}function transitioned(t){return function(r,o,e){var n,i,a,l=r%1,s=Math.min((Date.now()-o.lastIntegerZoomTime)/e,1),c=1,u=1;return r>o.lastIntegerZoom?(n=l+(1-l)*s,c*=2,i=t(r-1),a=t(r)):(n=1-(1-s)*l,a=t(r),i=t(r+1),c/=2),{from:i,fromScale:c,to:a,toScale:u,t:n}}}function parseColor(t){if(colorCache[t])return colorCache[t];if(Array.isArray(t))return t;if(t&&t.stops)return util.extend({},t,{stops:t.stops.map(function(t){return[t[0],parseColor(t[1])]})});if(\"string\"==typeof t){var r=colorDowngrade(parseCSSColor(t));return colorCache[t]=r,r}throw new Error(\"Invalid color \"+t)}function colorDowngrade(t){return[t[0]/255,t[1]/255,t[2]/255,t[3]/1]}var parseCSSColor=require(\"csscolorparser\").parseCSSColor,MapboxGLFunction=require(\"mapbox-gl-function\"),util=require(\"../util/util\");module.exports=StyleDeclaration;var colorCache={};\n},{\"../util/util\":95,\"csscolorparser\":96,\"mapbox-gl-function\":117}],49:[function(require,module,exports){\n\"use strict\";function makeConstructor(t){function e(t){this._values={},this._transitions={};for(var e in t)this[e]=t[e]}return Object.keys(t).forEach(function(n){var r=t[n];Object.defineProperty(e.prototype,n,{set:function(t){this._values[n]=new StyleDeclaration(r,t)},get:function(){return this._values[n].value}}),r.transition&&Object.defineProperty(e.prototype,n+\"-transition\",{set:function(t){this._transitions[n]=t},get:function(){return this._transitions[n]}})}),e.prototype.values=function(){return this._values},e.prototype.transition=function(t,e){var n=this._transitions[t]||{};return{duration:util.coalesce(n.duration,e.duration,300),delay:util.coalesce(n.delay,e.delay,0)}},e.prototype.json=function(){var t={};for(var e in this._values)t[e]=this._values[e].value;for(var n in this._transitions)t[n+\"-transition\"]=this._transitions[e];return t},e}var util=require(\"../util/util\"),reference=require(\"./reference\"),StyleDeclaration=require(\"./style_declaration\"),lookup={paint:{},layout:{}};reference.layer.type.values.forEach(function(t){lookup.paint[t]=makeConstructor(reference[\"paint_\"+t]),lookup.layout[t]=makeConstructor(reference[\"layout_\"+t])}),module.exports=function(t,e,n){return new lookup[t][e](n)};\n},{\"../util/util\":95,\"./reference\":45,\"./style_declaration\":48}],50:[function(require,module,exports){\n\"use strict\";function StyleLayer(t){this._layer=t,this.id=t.id,this.ref=t.ref,this._resolved={},this._cascaded={},this.assign(t)}function premultiplyLayer(t,i){var e=i+\"-color\",a=i+\"-halo-color\",o=i+\"-outline-color\",r=t[e],s=t[a],n=t[o],l=t[i+\"-opacity\"],y=r&&l*r[3],u=s&&l*s[3],h=n&&l*n[3];void 0!==y&&1>y&&(t[e]=util.premultiply([r[0],r[1],r[2],y])),void 0!==u&&1>u&&(t[a]=util.premultiply([s[0],s[1],s[2],u])),void 0!==h&&1>h&&(t[o]=util.premultiply([n[0],n[1],n[2],h]))}var util=require(\"../util/util\"),StyleTransition=require(\"./style_transition\"),StyleDeclarationSet=require(\"./style_declaration_set\"),LayoutProperties=require(\"./layout_properties\"),PaintProperties=require(\"./paint_properties\");module.exports=StyleLayer,StyleLayer.prototype={resolveLayout:function(){this.ref||(this.layout=new LayoutProperties[this.type](this._layer.layout),\"line\"===this.layout[\"symbol-placement\"]&&(this.layout.hasOwnProperty(\"text-rotation-alignment\")||(this.layout[\"text-rotation-alignment\"]=\"map\"),this.layout.hasOwnProperty(\"icon-rotation-alignment\")||(this.layout[\"icon-rotation-alignment\"]=\"map\"),this.layout[\"symbol-avoid-edges\"]=!0))},setLayoutProperty:function(t,i){null==i?delete this.layout[t]:this.layout[t]=i},getLayoutProperty:function(t){return this.layout[t]},resolveReference:function(t){this.ref&&this.assign(t[this.ref])},resolvePaint:function(){for(var t in this._layer){var i=t.match(/^paint(?:\\.(.*))?$/);i&&(this._resolved[i[1]||\"\"]=new StyleDeclarationSet(\"paint\",this.type,this._layer[t]))}},setPaintProperty:function(t,i,e){var a=this._resolved[e||\"\"];a||(a=this._resolved[e||\"\"]=new StyleDeclarationSet(\"paint\",this.type,{})),a[t]=i},getPaintProperty:function(t,i){var e=this._resolved[i||\"\"];if(e)return e[t]},cascade:function(t,i,e,a){for(var o in this._resolved)if(\"\"===o||t[o]){var r=this._resolved[o],s=r.values();for(var n in s){var l=s[n],y=i.transition?this._cascaded[n]:void 0;if(!y||y.declaration.json!==l.json){var u=r.transition(n,e),h=this._cascaded[n]=new StyleTransition(l,y,u);h.instant()||(h.loopID=a.set(h.endTime-(new Date).getTime())),y&&a.cancel(y.loopID)}}}if(\"symbol\"===this.type){var c=new StyleDeclarationSet(\"layout\",this.type,this.layout);this._cascaded[\"text-size\"]=new StyleTransition(c.values()[\"text-size\"],void 0,e),this._cascaded[\"icon-size\"]=new StyleTransition(c.values()[\"icon-size\"],void 0,e)}},recalculate:function(t,i){var e=this.type,a=this.paint=new PaintProperties[e];for(var o in this._cascaded)a[o]=this._cascaded[o].at(t,i);if(this.hidden=this.minzoom&&t<this.minzoom||this.maxzoom&&t>=this.maxzoom||\"none\"===this.layout.visibility,\"symbol\"===e?0!==a[\"text-opacity\"]&&this.layout[\"text-field\"]||0!==a[\"icon-opacity\"]&&this.layout[\"icon-image\"]?(premultiplyLayer(a,\"text\"),premultiplyLayer(a,\"icon\")):this.hidden=!0:0===a[e+\"-opacity\"]?this.hidden=!0:premultiplyLayer(a,e),this._cascaded[\"line-dasharray\"]){var r=a[\"line-dasharray\"],s=this._cascaded[\"line-width\"]?this._cascaded[\"line-width\"].at(Math.floor(t),1/0):a[\"line-width\"];r.fromScale*=s,r.toScale*=s}return!this.hidden},assign:function(t){util.extend(this,util.pick(t,[\"type\",\"source\",\"source-layer\",\"minzoom\",\"maxzoom\",\"filter\",\"layout\"]))},json:function(){return util.extend({},this._layer,util.pick(this,[\"type\",\"source\",\"source-layer\",\"minzoom\",\"maxzoom\",\"filter\",\"layout\",\"paint\"]))}};\n},{\"../util/util\":95,\"./layout_properties\":43,\"./paint_properties\":44,\"./style_declaration_set\":49,\"./style_transition\":51}],51:[function(require,module,exports){\n\"use strict\";function StyleTransition(t,i,e){this.declaration=t,this.startTime=this.endTime=(new Date).getTime();var n=t.type;\"string\"!==n&&\"array\"!==n||!t.transitionable?this.interp=interpolate[n]:this.interp=interpZoomTransitioned,this.oldTransition=i,this.duration=e.duration||0,this.delay=e.delay||0,this.instant()||(this.endTime=this.startTime+this.duration+this.delay,this.ease=util.easeCubicInOut),i&&i.endTime<=this.startTime&&delete i.oldTransition}function interpZoomTransitioned(t,i,e){return{from:t.to,fromScale:t.toScale,to:i.to,toScale:i.toScale,t:e}}var util=require(\"../util/util\"),interpolate=require(\"../util/interpolate\");module.exports=StyleTransition,StyleTransition.prototype.instant=function(){return!this.oldTransition||!this.interp||0===this.duration&&0===this.delay},StyleTransition.prototype.at=function(t,i,e){var n=this.declaration.calculate(t,i,this.duration);if(this.instant())return n;if(e=e||Date.now(),e<this.endTime){var r=this.oldTransition.at(t,i,this.startTime),a=this.ease((e-this.startTime-this.delay)/this.duration);n=this.interp(r,n,a)}return n};\n},{\"../util/interpolate\":91,\"../util/util\":95}],52:[function(require,module,exports){\n\"use strict\";function Anchor(t,e,o,n){this.x=t,this.y=e,this.angle=o,void 0!==n&&(this.segment=n)}var Point=require(\"point-geometry\");module.exports=Anchor,Anchor.prototype=Object.create(Point.prototype),Anchor.prototype.clone=function(){return new Anchor(this.x,this.y,this.angle,this.segment)};\n},{\"point-geometry\":128}],53:[function(require,module,exports){\n\"use strict\";function BinPack(e,h){this.width=e,this.height=h,this.free=[{x:0,y:0,w:e,h:h}]}module.exports=BinPack,BinPack.prototype.release=function(e){for(var h=0;h<this.free.length;h++){var i=this.free[h];if(i.y===e.y&&i.h===e.h&&i.x+i.w===e.x)i.w+=e.w;else if(i.x===e.x&&i.w===e.w&&i.y+i.h===e.y)i.h+=e.h;else if(e.y===i.y&&e.h===i.h&&e.x+e.w===i.x)i.x=e.x,i.w+=e.w;else{if(e.x!==i.x||e.w!==i.w||e.y+e.h!==i.y)continue;i.y=e.y,i.h+=e.h}return this.free.splice(h,1),void this.release(i)}this.free.push(e)},BinPack.prototype.allocate=function(e,h){for(var i={x:1/0,y:1/0,w:1/0,h:1/0},t=-1,s=0;s<this.free.length;s++){var r=this.free[s];e<=r.w&&h<=r.h&&r.y<=i.y&&r.x<=i.x&&(i=r,t=s)}return 0>t?{x:-1,y:-1}:(this.free.splice(t,1),i.w<i.h?(i.w>e&&this.free.push({x:i.x+e,y:i.y,w:i.w-e,h:h}),i.h>h&&this.free.push({x:i.x,y:i.y+h,w:i.w,h:i.h-h})):(i.w>e&&this.free.push({x:i.x+e,y:i.y,w:i.w-e,h:i.h}),i.h>h&&this.free.push({x:i.x,y:i.y+h,w:e,h:i.h-h})),{x:i.x,y:i.y,w:e,h:h})};\n},{}],54:[function(require,module,exports){\n\"use strict\";function checkMaxAngle(e,t,a,r,n){if(void 0===t.segment)return!0;for(var i=t,s=t.segment+1,f=0;f>-a/2;){if(s--,0>s)return!1;f-=e[s].dist(i),i=e[s]}f+=e[s].dist(e[s+1]),s++;for(var l=[],o=0;a/2>f;){var u=e[s-1],c=e[s],g=e[s+1];if(!g)return!1;var h=u.angleTo(c)-c.angleTo(g);for(h=(h+3*Math.PI)%(2*Math.PI)-Math.PI,l.push({distance:f,angleDelta:h}),o+=h;f-l[0].distance>r;)o-=l.shift().angleDelta;if(Math.abs(o)>n)return!1;s++,f+=c.dist(g)}return!0}module.exports=checkMaxAngle;\n},{}],55:[function(require,module,exports){\n\"use strict\";function clipLine(x,y,n,e,t){for(var i=[],o=0;o<x.length;o++)for(var r,P=x[o],u=0;u<P.length-1;u++){var w=P[u],l=P[u+1];w.x<y&&l.x<y||(w.x<y?w=new Point(y,w.y+(l.y-w.y)*((y-w.x)/(l.x-w.x))):l.x<y&&(l=new Point(y,w.y+(l.y-w.y)*((y-w.x)/(l.x-w.x)))),w.y<n&&l.y<n||(w.y<n?w=new Point(w.x+(l.x-w.x)*((n-w.y)/(l.y-w.y)),n):l.y<n&&(l=new Point(w.x+(l.x-w.x)*((n-w.y)/(l.y-w.y)),n)),w.x>=e&&l.x>=e||(w.x>=e?w=new Point(e,w.y+(l.y-w.y)*((e-w.x)/(l.x-w.x))):l.x>=e&&(l=new Point(e,w.y+(l.y-w.y)*((e-w.x)/(l.x-w.x)))),w.y>=t&&l.y>=t||(w.y>=t?w=new Point(w.x+(l.x-w.x)*((t-w.y)/(l.y-w.y)),t):l.y>=t&&(l=new Point(w.x+(l.x-w.x)*((t-w.y)/(l.y-w.y)),t)),r&&w.equals(r[r.length-1])||(r=[w],i.push(r)),r.push(l)))))}return i}var Point=require(\"point-geometry\");module.exports=clipLine;\n},{\"point-geometry\":128}],56:[function(require,module,exports){\n\"use strict\";function CollisionBox(i,t,s,h,o,l){this.anchorPoint=i,this.x1=t,this.y1=s,this.x2=h,this.y2=o,this.maxScale=l,this.placementScale=0,this[0]=this[1]=this[2]=this[3]=0}module.exports=CollisionBox;\n},{}],57:[function(require,module,exports){\n\"use strict\";function CollisionFeature(o,i,t,e,r,s){var n=t.top*e-r,l=t.bottom*e+r,a=t.left*e-r,u=t.right*e+r;if(this.boxes=[],s){var h=l-n,x=u-a;if(0>=h)return;h=Math.max(10*e,h),this._addLineCollisionBoxes(o,i,x,h)}else this.boxes.push(new CollisionBox(new Point(i.x,i.y),a,n,u,l,1/0))}var CollisionBox=require(\"./collision_box\"),Point=require(\"point-geometry\");module.exports=CollisionFeature,CollisionFeature.prototype._addLineCollisionBoxes=function(o,i,t,e){var r=e/2,s=Math.floor(t/r),n=-e/2,l=this.boxes,a=i,u=i.segment+1,h=n;do{if(u--,0>u)return l;h-=o[u].dist(a),a=o[u]}while(h>-t/2);for(var x=o[u].dist(o[u+1]),d=0;s>d;d++){for(var f=-t/2+d*r;f>h+x;){if(h+=x,u++,u+1>=o.length)return l;x=o[u].dist(o[u+1])}var C=f-h,b=o[u],m=o[u+1],p=m.sub(b)._unit()._mult(C)._add(b),v=Math.max(Math.abs(f-n)-r/2,0),_=t/2/v;l.push(new CollisionBox(p,-e/2,-e/2,e/2,e/2,_))}return l};\n},{\"./collision_box\":56,\"point-geometry\":128}],58:[function(require,module,exports){\n\"use strict\";function CollisionTile(t,a){this.tree=rbush(),this.angle=t;var e=Math.sin(t),i=Math.cos(t);this.rotationMatrix=[i,-e,e,i],this.yStretch=1/Math.cos(a/180*Math.PI),this.yStretch=Math.pow(this.yStretch,1.3)}var rbush=require(\"rbush\");module.exports=CollisionTile,CollisionTile.prototype.minScale=.25,CollisionTile.prototype.maxScale=2,CollisionTile.prototype.placeCollisionFeature=function(t){for(var a=this.minScale,e=this.rotationMatrix,i=this.yStretch,o=0;o<t.boxes.length;o++){var l=t.boxes[o],r=l.anchorPoint.matMult(e),s=r.x,h=r.y;l[0]=s+l.x1,l[1]=h+l.y1*i,l[2]=s+l.x2,l[3]=h+l.y2*i;for(var n=this.tree.search(l),c=0;c<n.length;c++){var x=n[c],m=x.anchorPoint.matMult(e),y=(x.x1-l.x2)/(s-m.x),u=(x.x2-l.x1)/(s-m.x),S=(x.y1-l.y2)*i/(h-m.y),p=(x.y2-l.y1)*i/(h-m.y);(isNaN(y)||isNaN(u))&&(y=u=1),(isNaN(S)||isNaN(p))&&(S=p=1);var M=Math.min(Math.max(y,u),Math.max(S,p));if(M>x.maxScale&&(M=x.maxScale),M>l.maxScale&&(M=l.maxScale),M>a&&M>=x.placementScale&&(a=M),a>=this.maxScale)return a}}return a},CollisionTile.prototype.insertCollisionFeature=function(t,a){for(var e=t.boxes,i=0;i<e.length;i++)e[i].placementScale=a;a<this.maxScale&&this.tree.load(e)};\n},{\"rbush\":130}],59:[function(require,module,exports){\n\"use strict\";function getAnchors(e,r,t,a,n,o,l,h){var i=a?.6*o*l:0,c=Math.max(a?a.right-a.left:0,n?n.right-n.left:0);if(0===e[0].x||4096===e[0].x||0===e[0].y||4096===e[0].y)var u=!0;r/4>r-c*l&&(r=c*l+r/4);var s=2*o,g=u?r/2*h%r:(c/2+s)*l*h%r;return resample(e,g,r,i,t,c*l,u,!1)}function resample(e,r,t,a,n,o,l,h){for(var i=0,c=r-t,u=[],s=0;s<e.length-1;s++){for(var g=e[s],p=e[s+1],x=g.dist(p),f=p.angleTo(g);i+x>c+t;){c+=t;var v=(c-i)/x,m=interpolate(g.x,p.x,v),A=interpolate(g.y,p.y,v);if(m>=0&&4096>m&&A>=0&&4096>A){m=Math.round(m),A=Math.round(A);var y=new Anchor(m,A,f,s);(!a||checkMaxAngle(e,y,o,a,n))&&u.push(y)}}i+=x}return h||u.length||l||(u=resample(e,i/2,t,a,n,o,l,!0)),u}var interpolate=require(\"../util/interpolate\"),Anchor=require(\"../symbol/anchor\"),checkMaxAngle=require(\"./check_max_angle\");module.exports=getAnchors;\n},{\"../symbol/anchor\":52,\"../util/interpolate\":91,\"./check_max_angle\":54}],60:[function(require,module,exports){\n\"use strict\";function GlyphAtlas(t,i){this.width=t,this.height=i,this.bin=new BinPack(t,i),this.index={},this.ids={},this.data=new Uint8Array(t*i)}var BinPack=require(\"./bin_pack\");module.exports=GlyphAtlas,GlyphAtlas.prototype={get debug(){return\"canvas\"in this},set debug(t){t&&!this.canvas?(this.canvas=document.createElement(\"canvas\"),this.canvas.width=this.width,this.canvas.height=this.height,document.body.appendChild(this.canvas),this.ctx=this.canvas.getContext(\"2d\")):!t&&this.canvas&&(this.canvas.parentNode.removeChild(this.canvas),delete this.ctx,delete this.canvas)}},GlyphAtlas.prototype.getGlyphs=function(){var t,i,e,s={};for(var h in this.ids)t=h.split(\"#\"),i=t[0],e=t[1],s[i]||(s[i]=[]),s[i].push(e);return s},GlyphAtlas.prototype.getRects=function(){var t,i,e,s={};for(var h in this.ids)t=h.split(\"#\"),i=t[0],e=t[1],s[i]||(s[i]={}),s[i][e]=this.index[h];return s},GlyphAtlas.prototype.removeGlyphs=function(t){for(var i in this.ids){var e=this.ids[i],s=e.indexOf(t);if(s>=0&&e.splice(s,1),this.ids[i]=e,!e.length){for(var h=this.index[i],a=this.data,r=0;r<h.h;r++)for(var n=this.width*(h.y+r)+h.x,d=0;d<h.w;d++)a[n+d]=0;this.dirty=!0,this.bin.release(h),delete this.index[i],delete this.ids[i]}}this.updateTexture(this.gl)},GlyphAtlas.prototype.addGlyph=function(t,i,e,s){if(!e)return null;var h=i+\"#\"+e.id;if(this.index[h])return this.ids[h].indexOf(t)<0&&this.ids[h].push(t),this.index[h];if(!e.bitmap)return null;var a=e.width+2*s,r=e.height+2*s,n=1,d=a+2*n,l=r+2*n;d+=4-d%4,l+=4-l%4;var o=this.bin.allocate(d,l);if(o.x<0)return console.warn(\"glyph bitmap overflow\"),{glyph:e,rect:null};this.index[h]=o,this.ids[h]=[t];for(var c=this.data,p=e.bitmap,u=0;r>u;u++)for(var x=this.width*(o.y+u+n)+o.x+n,E=a*u,T=0;a>T;T++)c[x+T]=p[E+T];return this.dirty=!0,o},GlyphAtlas.prototype.bind=function(t){this.gl=t,this.texture?t.bindTexture(t.TEXTURE_2D,this.texture):(this.texture=t.createTexture(),t.bindTexture(t.TEXTURE_2D,this.texture),t.texParameteri(t.TEXTURE_2D,t.TEXTURE_MAG_FILTER,t.LINEAR),t.texParameteri(t.TEXTURE_2D,t.TEXTURE_MIN_FILTER,t.LINEAR),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.texImage2D(t.TEXTURE_2D,0,t.ALPHA,this.width,this.height,0,t.ALPHA,t.UNSIGNED_BYTE,null))},GlyphAtlas.prototype.updateTexture=function(t){if(this.bind(t),this.dirty){if(t.texSubImage2D(t.TEXTURE_2D,0,0,0,this.width,this.height,t.ALPHA,t.UNSIGNED_BYTE,this.data),this.ctx){for(var i=this.ctx.getImageData(0,0,this.width,this.height),e=0,s=0;e<this.data.length;e++,s+=4)i.data[s]=this.data[e],i.data[s+1]=this.data[e],i.data[s+2]=this.data[e],i.data[s+3]=255;this.ctx.putImageData(i,0,0),this.ctx.strokeStyle=\"red\";for(var h=0;h<this.bin.free.length;h++){var a=this.bin.free[h];this.ctx.strokeRect(a.x,a.y,a.w,a.h)}}this.dirty=!1}};\n},{\"./bin_pack\":53}],61:[function(require,module,exports){\n\"use strict\";function GlyphSource(t,e){this.url=t&&normalizeURL(t),this.glyphAtlas=e,this.stacks=[],this.loading={}}function SimpleGlyph(t,e,r){var l=1;this.advance=t.advance,this.left=t.left-r-l,this.top=t.top+r+l,this.rect=e}function glyphUrl(t,e,r,l){return l=l||\"abc\",r.replace(\"{s}\",l[t.length%l.length]).replace(\"{fontstack}\",t).replace(\"{range}\",e)}var normalizeURL=require(\"../util/mapbox\").normalizeGlyphsURL,getArrayBuffer=require(\"../util/ajax\").getArrayBuffer,Glyphs=require(\"../util/glyphs\"),Protobuf=require(\"pbf\");module.exports=GlyphSource,GlyphSource.prototype.getSimpleGlyphs=function(t,e,r,l){void 0===this.stacks[t]&&(this.stacks[t]={});for(var i,a={},s=this.stacks[t],h=this.glyphAtlas,o=3,n={},p=0,u=0;u<e.length;u++){var f=e[u];if(i=Math.floor(f/256),s[i]){var y=s[i].glyphs[f],c=h.addGlyph(r,t,y,o);y&&(a[f]=new SimpleGlyph(y,c,o))}else void 0===n[i]&&(n[i]=[],p++),n[i].push(f)}p||l(void 0,a,t);var g=function(e,i,s){if(!e)for(var u=this.stacks[t][i]=s.stacks[0],f=0;f<n[i].length;f++){var y=n[i][f],c=u.glyphs[y],g=h.addGlyph(r,t,c,o);c&&(a[y]=new SimpleGlyph(c,g,o))}p--,p||l(void 0,a,t)}.bind(this);for(var d in n)this.loadRange(t,d,g)},GlyphSource.prototype.loadRange=function(t,e,r){if(256*e>65535)return r(\"glyphs > 65535 not supported\");void 0===this.loading[t]&&(this.loading[t]={});var l=this.loading[t];if(l[e])l[e].push(r);else{l[e]=[r];var i=256*e+\"-\"+(256*e+255),a=glyphUrl(t,i,this.url);getArrayBuffer(a,function(t,r){for(var i=!t&&new Glyphs(new Protobuf(new Uint8Array(r))),a=0;a<l[e].length;a++)l[e][a](t,e,i);delete l[e]})}};\n},{\"../util/ajax\":83,\"../util/glyphs\":90,\"../util/mapbox\":92,\"pbf\":127}],62:[function(require,module,exports){\n\"use strict\";module.exports=function(e,t,n){function r(r){c.push(e[r]),f.push(n[r]),v.push(t[r]),h++}function u(e,t,n){var r=l[e];return delete l[e],l[t]=r,f[r][0].pop(),f[r][0]=f[r][0].concat(n[0]),r}function i(e,t,n){var r=a[t];return delete a[t],a[e]=r,f[r][0].shift(),f[r][0]=n[0].concat(f[r][0]),r}function o(e,t,n){var r=n?t[0][t[0].length-1]:t[0][0];return e+\":\"+r.x+\":\"+r.y}var s,a={},l={},c=[],f=[],v=[],h=0;for(s=0;s<e.length;s++){var p=n[s],d=t[s];if(d){var g=o(d,p),x=o(d,p,!0);if(g in l&&x in a&&l[g]!==a[x]){var m=i(g,x,p),y=u(g,x,f[m]);delete a[g],delete l[x],l[o(d,f[y],!0)]=y,f[m]=null}else g in l?u(g,x,p):x in a?i(g,x,p):(r(s),a[g]=h-1,l[x]=h-1)}else r(s)}return{features:c,textFeatures:v,geometries:f}};\n},{}],63:[function(require,module,exports){\n\"use strict\";function SymbolQuad(t,a,e,n,i,o,h,l,r){this.anchorPoint=t,this.tl=a,this.tr=e,this.bl=n,this.br=i,this.tex=o,this.angle=h,this.minScale=l,this.maxScale=r}function getIconQuads(t,a,e,n,i,o){var h=a.image.rect,l=1,r=a.left-l,s=r+h.w,m=a.top-l,u=m+h.h,c=new Point(r,m),g=new Point(s,m),M=new Point(s,u),P=new Point(r,u),y=i[\"icon-rotate\"]*Math.PI/180;if(o){var f=n[t.segment];if(t.y===f.y&&t.x===f.x&&t.segment+1<n.length){var x=n[t.segment+1];y+=Math.atan2(t.y-x.y,t.x-x.x)+Math.PI}else y+=Math.atan2(t.y-f.y,t.x-f.x)}if(y){var v=Math.sin(y),S=Math.cos(y),p=[S,-v,v,S];c=c.matMult(p),g=g.matMult(p),P=P.matMult(p),M=M.matMult(p)}return[new SymbolQuad(new Point(t.x,t.y),c,g,P,M,a.image.rect,0,minScale,1/0)]}function getGlyphQuads(t,a,e,n,i,o){for(var h=i[\"text-rotate\"]*Math.PI/180,l=i[\"text-keep-upright\"],r=a.positionedGlyphs,s=[],m=0;m<r.length;m++){var u=r[m],c=u.glyph,g=c.rect;if(g){var M,P=(u.x+c.advance/2)*e,y=minScale;o?(M=[],y=getSegmentGlyphs(M,t,P,n,t.segment,!0),l&&(y=Math.min(y,getSegmentGlyphs(M,t,P,n,t.segment,!1)))):M=[{anchorPoint:new Point(t.x,t.y),offset:0,angle:0,maxScale:1/0,minScale:minScale}];for(var f=u.x+c.left,x=u.y-c.top,v=f+g.w,S=x+g.h,p=new Point(f,x),w=new Point(v,x),d=new Point(f,S),I=new Point(v,S),b=0;b<M.length;b++){var Q=M[b],G=p,k=w,q=d,_=I,j=Q.angle+h;if(j){var z=Math.sin(j),A=Math.cos(j),B=[A,-z,z,A];G=G.matMult(B),k=k.matMult(B),q=q.matMult(B),_=_.matMult(B)}var C=Math.max(Q.minScale,y),D=(t.angle+h+Q.offset+2*Math.PI)%(2*Math.PI);s.push(new SymbolQuad(Q.anchorPoint,G,k,q,_,g,D,C,Q.maxScale))}}}return s}function getSegmentGlyphs(t,a,e,n,i,o){var h=!o;0>e&&(o=!o),o&&i++;var l=new Point(a.x,a.y),r=n[i],s=1/0;e=Math.abs(e);for(var m=minScale;;){var u=l.dist(r),c=e/u,g=Math.atan2(r.y-l.y,r.x-l.x);if(o||(g+=Math.PI),h&&(g+=Math.PI),t.push({anchorPoint:l,offset:h?Math.PI:0,minScale:c,maxScale:s,angle:(g+2*Math.PI)%(2*Math.PI)}),m>=c)break;for(l=r;l.equals(r);)if(i+=o?1:-1,r=n[i],!r)return c;var M=r.sub(l)._unit();l=l.sub(M._mult(u)),s=c}return m}var Point=require(\"point-geometry\");module.exports={getIconQuads:getIconQuads,getGlyphQuads:getGlyphQuads};var minScale=.5;\n},{\"point-geometry\":128}],64:[function(require,module,exports){\n\"use strict\";function resolveText(e,r,o){for(var t=[],s=0,l=e.length;l>s;s++){var a=resolveTokens(e[s].properties,r[\"text-field\"]);if(a){a=a.toString();var n=r[\"text-transform\"];\"uppercase\"===n?a=a.toLocaleUpperCase():\"lowercase\"===n&&(a=a.toLocaleLowerCase());for(var v=0;v<a.length;v++)o[a.charCodeAt(v)]=!0;t[s]=a}else t[s]=null}return t}var resolveTokens=require(\"../util/token\");module.exports=resolveText;\n},{\"../util/token\":94}],65:[function(require,module,exports){\n\"use strict\";function PositionedGlyph(t,i,n,e){this.codePoint=t,this.x=i,this.y=n,this.glyph=e}function Shaping(t,i,n,e,o,h){this.positionedGlyphs=t,this.text=i,this.top=n,this.bottom=e,this.left=o,this.right=h}function shapeText(t,i,n,e,o,h,a,s,r){for(var l=[],f=new Shaping(l,t,r[1],r[1],r[0],r[0]),c=-17,p=r[0],u=r[1]+c,v=0;v<t.length;v++){var d=t.charCodeAt(v),g=i[d];g&&(l.push(new PositionedGlyph(d,p,u,g)),p+=g.advance+s)}return l.length?(linewrap(f,i,e,n,o,h,a),f):!1}function linewrap(t,i,n,e,o,h,a){var s=null,r=0,l=0,f=0,c=0,p=t.positionedGlyphs;if(e)for(var u=0;u<p.length;u++){var v=p[u];if(v.x-=r,v.y+=n*f,v.x>e&&null!==s){var d=p[s+1].x;c=Math.max(d,c);for(var g=s+1;u>=g;g++)p[g].y+=n,p[g].x-=d;if(a){var x=s;invisible[p[s].codePoint]&&x--,justifyLine(p,i,l,x,a)}l=s+1,s=null,r+=d,f++}breakable[v.codePoint]&&(s=u)}var y=p[p.length-1],b=y.x+i[y.codePoint].advance;c=Math.max(c,b);var P=(f+1)*n;justifyLine(p,i,l,p.length-1,a),align(p,a,o,h,c,n,f),t.top+=-h*P,t.bottom=t.top+P,t.left+=-o*c,t.right=t.left+c}function justifyLine(t,i,n,e,o){for(var h=i[t[e].codePoint].advance,a=(t[e].x+h)*o,s=n;e>=s;s++)t[s].x-=a}function align(t,i,n,e,o,h,a){for(var s=(i-n)*o,r=(-e*(a+1)+.5)*h,l=0;l<t.length;l++)t[l].x+=s,t[l].y+=r}function shapeIcon(t,i){if(!t||!t.rect)return null;var n=i[\"icon-offset\"][0],e=i[\"icon-offset\"][1],o=n-t.width/2,h=o+t.width,a=e-t.height/2,s=a+t.height;return new PositionedIcon(t,a,s,o,h)}function PositionedIcon(t,i,n,e,o){this.image=t,this.top=i,this.bottom=n,this.left=e,this.right=o}module.exports={shapeText:shapeText,shapeIcon:shapeIcon};var invisible={32:!0,8203:!0},breakable={32:!0,38:!0,43:!0,45:!0,47:!0,173:!0,183:!0,8203:!0,8208:!0,8211:!0};\n},{}],66:[function(require,module,exports){\n\"use strict\";function SpriteAtlas(t,i){this.width=t,this.height=i,this.bin=new BinPack(t,i),this.images={},this.data=!1,this.texture=0,this.filter=0,this.pixelRatio=1,this.dirty=!0}function copyBitmap(t,i,e,h,a,s,r,o,n,l,p){var d,c,x=h*i+e,f=o*s+r;if(p)for(f-=s,c=-1;l>=c;c++,x=((c+l)%l+h)*i+e,f+=s)for(d=-1;n>=d;d++)a[f+d]=t[x+(d+n)%n];else for(c=0;l>c;c++,x+=i,f+=s)for(d=0;n>d;d++)a[f+d]=t[x+d]}function AtlasImage(t,i,e,h){this.rect=t,this.width=i,this.height=e,this.sdf=h}var BinPack=require(\"./bin_pack\");module.exports=SpriteAtlas,SpriteAtlas.prototype={get debug(){return\"canvas\"in this},set debug(t){t&&!this.canvas?(this.canvas=document.createElement(\"canvas\"),this.canvas.width=this.width*this.pixelRatio,this.canvas.height=this.height*this.pixelRatio,this.canvas.style.width=this.width+\"px\",this.canvas.style.width=this.width+\"px\",document.body.appendChild(this.canvas),this.ctx=this.canvas.getContext(\"2d\")):!t&&this.canvas&&(this.canvas.parentNode.removeChild(this.canvas),delete this.ctx,delete this.canvas)}},SpriteAtlas.prototype.resize=function(t){if(t=t>1?2:1,this.pixelRatio===t)return!1;var i=this.pixelRatio;if(this.pixelRatio=t,this.canvas&&(this.canvas.width=this.width*this.pixelRatio,this.canvas.height=this.height*this.pixelRatio),this.data){var e=this.data;this.data=!1,this.allocate(),this.texture=!1;for(var h=this.width*i,a=this.height*i,s=this.width*t,r=this.height*t,o=this.data,n=e,l=0;r>l;l++)for(var p=Math.floor(l*a/r)*h,d=l*s,c=0;s>c;c++){var x=Math.floor(c*h/s);o[d+c]=n[p+x]}e=null,this.dirty=!0}return this.dirty},SpriteAtlas.prototype.allocateImage=function(t,i){var e=2,h=t+e+(4-(t+e)%4),a=i+e+(4-(i+e)%4),s=this.bin.allocate(h,a);return 0===s.w?s:(s.originalWidth=t,s.originalHeight=i,s)},SpriteAtlas.prototype.getImage=function(t,i){if(this.images[t])return this.images[t];if(!this.sprite)return null;var e=this.sprite.getSpritePosition(t);if(!e.width||!e.height)return null;var h=e.width/e.pixelRatio,a=e.height/e.pixelRatio,s=this.allocateImage(h,a);if(0===s.w)return s;var r=new AtlasImage(s,h,a,e.sdf);return this.images[t]=r,this.copy(s,e,i),r},SpriteAtlas.prototype.getPosition=function(t,i){var e=this.getImage(t,i),h=e&&e.rect;if(!h)return null;var a=i?e.width:h.w,s=i?e.height:h.h,r=1;return{size:[a,s],tl:[(h.x+r)/this.width,(h.y+r)/this.height],br:[(h.x+r+a)/this.width,(h.y+r+s)/this.height]}},SpriteAtlas.prototype.allocate=function(){if(!this.data){var t=Math.floor(this.width*this.pixelRatio),i=Math.floor(this.height*this.pixelRatio);this.data=new Uint32Array(t*i);for(var e=0;e<this.data.length;e++)this.data[e]=0}},SpriteAtlas.prototype.copy=function(t,i,e){if(this.sprite.img.data){var h=new Uint32Array(this.sprite.img.data.buffer);this.allocate();var a=this.data,s=1;copyBitmap(h,this.sprite.img.width,i.x,i.y,a,this.width*this.pixelRatio,(t.x+s)*this.pixelRatio,(t.y+s)*this.pixelRatio,i.width,i.height,e),this.dirty=!0}},SpriteAtlas.prototype.setSprite=function(t){this.sprite=t},SpriteAtlas.prototype.addIcons=function(t,i){for(var e=0;e<t.length;e++)this.getImage(t[e]);i(null,this.images)},SpriteAtlas.prototype.bind=function(t,i){var e=!1;this.texture?t.bindTexture(t.TEXTURE_2D,this.texture):(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),e=!0);var h=i?t.LINEAR:t.NEAREST;if(h!==this.filter&&(t.texParameteri(t.TEXTURE_2D,t.TEXTURE_MIN_FILTER,h),t.texParameteri(t.TEXTURE_2D,t.TEXTURE_MAG_FILTER,h),this.filter=h),this.dirty&&(this.allocate(),e?t.texImage2D(t.TEXTURE_2D,0,t.RGBA,this.width*this.pixelRatio,this.height*this.pixelRatio,0,t.RGBA,t.UNSIGNED_BYTE,new Uint8Array(this.data.buffer)):t.texSubImage2D(t.TEXTURE_2D,0,0,0,this.width*this.pixelRatio,this.height*this.pixelRatio,t.RGBA,t.UNSIGNED_BYTE,new Uint8Array(this.data.buffer)),this.dirty=!1,this.ctx)){var a=this.ctx.getImageData(0,0,this.width*this.pixelRatio,this.height*this.pixelRatio);a.data.set(new Uint8ClampedArray(this.data.buffer)),this.ctx.putImageData(a,0,0),this.ctx.strokeStyle=\"red\";for(var s=0;s<this.bin.free.length;s++){var r=this.bin.free[s];this.ctx.strokeRect(r.x*this.pixelRatio,r.y*this.pixelRatio,r.w*this.pixelRatio,r.h*this.pixelRatio)}}};\n},{\"./bin_pack\":53}],67:[function(require,module,exports){\n\"use strict\";var util=require(\"../util/util\"),interpolate=require(\"../util/interpolate\"),browser=require(\"../util/browser\"),LngLat=require(\"../geo/lng_lat\"),LngLatBounds=require(\"../geo/lng_lat_bounds\"),Point=require(\"point-geometry\"),Camera=module.exports=function(){};util.extend(Camera.prototype,{getCenter:function(){return this.transform.center},setCenter:function(t){return this.jumpTo({center:t}),this},panBy:function(t,i){return this.panTo(this.transform.center,util.extend({offset:Point.convert(t).mult(-1)},i)),this},panTo:function(t,i){this.stop(),t=LngLat.convert(t),i=util.extend({duration:500,easing:util.ease,offset:[0,0]},i);var e=this.transform,n=Point.convert(i.offset).rotate(-e.angle),o=e.point,r=e.project(t).sub(n);return i.noMoveStart||this.fire(\"movestart\"),this._ease(function(t){e.center=e.unproject(o.add(r.sub(o).mult(t))),this.fire(\"move\")},function(){this.fire(\"moveend\")},i),this},getZoom:function(){return this.transform.zoom},setZoom:function(t){return this.jumpTo({zoom:t}),this},zoomTo:function(t,i){this.stop(),i=util.extend({duration:500},i),i.easing=this._updateEasing(i.duration,t,i.easing);var e=this.transform,n=e.center,o=e.zoom;return i.around?n=LngLat.convert(i.around):i.offset&&(n=e.pointLocation(e.centerPoint.add(Point.convert(i.offset)))),i.animate===!1&&(i.duration=0),this.zooming||(this.zooming=!0,this.fire(\"movestart\")),this._ease(function(i){e.setZoomAround(interpolate(o,t,i),n),this.fire(\"move\").fire(\"zoom\")},function(){this.ease=null,i.duration>=200&&(this.zooming=!1,this.fire(\"moveend\"))},i),i.duration<200&&(clearTimeout(this._onZoomEnd),this._onZoomEnd=setTimeout(function(){this.zooming=!1,this.fire(\"moveend\")}.bind(this),200)),this},zoomIn:function(t){return this.zoomTo(this.getZoom()+1,t),this},zoomOut:function(t){return this.zoomTo(this.getZoom()-1,t),this},getBearing:function(){return this.transform.bearing},setBearing:function(t){return this.jumpTo({bearing:t}),this},rotateTo:function(t,i){this.stop(),i=util.extend({duration:500,easing:util.ease},i);var e=this.transform,n=this.getBearing(),o=e.center;return i.around?o=LngLat.convert(i.around):i.offset&&(o=e.pointLocation(e.centerPoint.add(Point.convert(i.offset)))),t=this._normalizeBearing(t,n),this.rotating=!0,i.noMoveStart||this.fire(\"movestart\"),this._ease(function(i){e.setBearingAround(interpolate(n,t,i),o),this.fire(\"move\").fire(\"rotate\")},function(){this.rotating=!1,this.fire(\"moveend\")},i),this},resetNorth:function(t){return this.rotateTo(0,util.extend({duration:1e3},t)),this},snapToNorth:function(t){return Math.abs(this.getBearing())<this.options.bearingSnap?this.resetNorth(t):this},getPitch:function(){return this.transform.pitch},setPitch:function(t){return this.jumpTo({pitch:t}),this},fitBounds:function(t,i){i=util.extend({padding:0,offset:[0,0],maxZoom:1/0},i),t=LngLatBounds.convert(t);var e=Point.convert(i.offset),n=this.transform,o=n.project(t.getNorthWest()),r=n.project(t.getSouthEast()),s=r.sub(o),a=(n.width-2*i.padding-2*Math.abs(e.x))/s.x,h=(n.height-2*i.padding-2*Math.abs(e.y))/s.y;return i.center=n.unproject(o.add(r).div(2)),i.zoom=Math.min(n.scaleZoom(n.scale*Math.min(a,h)),i.maxZoom),i.bearing=0,i.linear?this.easeTo(i):this.flyTo(i)},jumpTo:function(t){this.stop();var i=this.transform,e=!1,n=!1,o=!1;return\"zoom\"in t&&i.zoom!==+t.zoom&&(e=!0,i.zoom=+t.zoom),\"center\"in t&&(i.center=LngLat.convert(t.center)),\"bearing\"in t&&i.bearing!==+t.bearing&&(n=!0,i.bearing=+t.bearing),\"pitch\"in t&&i.pitch!==+t.pitch&&(o=!0,i.pitch=+t.pitch),this.fire(\"movestart\").fire(\"move\"),e&&this.fire(\"zoom\"),n&&this.fire(\"rotate\"),o&&this.fire(\"pitch\"),this.fire(\"moveend\")},easeTo:function(t){this.stop(),t=util.extend({offset:[0,0],duration:500,easing:util.ease},t);var i=this.transform,e=Point.convert(t.offset).rotate(-i.angle),n=i.point,o=i.worldSize,r=this.getZoom(),s=this.getBearing(),a=this.getPitch(),h=\"zoom\"in t?+t.zoom:r,u=\"bearing\"in t?this._normalizeBearing(t.bearing,s):s,c=\"pitch\"in t?+t.pitch:a,f=i.zoomScale(h-r),g=\"center\"in t?i.project(LngLat.convert(t.center)).sub(e.div(f)):n,m=\"center\"in t?null:LngLat.convert(t.around);return h!==r&&(this.zooming=!0),s!==u&&(this.rotating=!0),c!==a&&(this.pitching=!0),this.zooming&&!m&&(m=i.pointLocation(i.centerPoint.add(g.sub(n).div(1-1/f)))),this.fire(\"movestart\"),this._ease(function(t){this.zooming&&m?i.setZoomAround(interpolate(r,h,t),m):(this.zooming&&(i.zoom=interpolate(r,h,t)),i.center=i.unproject(n.add(g.sub(n).mult(t)),o)),this.rotating&&(i.bearing=interpolate(s,u,t)),this.pitching&&(i.pitch=interpolate(a,c,t)),this.fire(\"move\"),this.zooming&&this.fire(\"zoom\"),this.rotating&&this.fire(\"rotate\"),this.pitching&&this.fire(\"pitch\")},function(){this.zooming=!1,this.rotating=!1,this.pitching=!1,this.fire(\"moveend\")},t),this},flyTo:function(t){function i(t){var i=(M*M-_*_+(t?-1:1)*T*T*L*L)/(2*(t?M:_)*T*L);return Math.log(Math.sqrt(i*i+1)-i)}function e(t){return(Math.exp(t)-Math.exp(-t))/2}function n(t){return(Math.exp(t)+Math.exp(-t))/2}function o(t){return e(t)/n(t)}this.stop(),t=util.extend({offset:[0,0],speed:1.2,curve:1.42,easing:util.ease},t);var r=this.transform,s=Point.convert(t.offset),a=this.getZoom(),h=this.getBearing(),u=this.getPitch(),c=\"center\"in t?LngLat.convert(t.center):this.getCenter(),f=\"zoom\"in t?+t.zoom:a,g=\"bearing\"in t?this._normalizeBearing(t.bearing,h):h,m=\"pitch\"in t?+t.pitch:u;Math.abs(r.center.lng)+Math.abs(c.lng)>180&&(r.center.lng>0&&c.lng<0?c.lng+=360:r.center.lng<0&&c.lng>0&&(c.lng-=360));var p=r.zoomScale(f-a),l=r.point,d=\"center\"in t?r.project(c).sub(s.div(p)):l,v=r.worldSize,b=t.curve,z=t.speed,_=Math.max(r.width,r.height),M=_/p,L=d.sub(l).mag(),T=b*b,x=i(0),B=function(t){return n(x)/n(x+b*t)},P=function(t){return _*((n(x)*o(x+b*t)-e(x))/T)/L},j=(i(1)-x)/b;if(Math.abs(L)<1e-6){if(Math.abs(_-M)<1e-6)return this.easeTo(t);var Z=_>M?-1:1;j=Math.abs(Math.log(M/_))/b,P=function(){return 0},B=function(t){return Math.exp(Z*b*t)}}return t.duration=1e3*j/z,this.zooming=!0,h!==g&&(this.rotating=!0),u!==m&&(this.pitching=!0),this.fire(\"movestart\"),this._ease(function(t){var i=t*j,e=P(i);r.zoom=a+r.scaleZoom(1/B(i)),r.center=r.unproject(l.add(d.sub(l).mult(e)),v),this.rotating&&(r.bearing=interpolate(h,g,t)),this.pitching&&(r.pitch=interpolate(u,m,t)),this.fire(\"move\").fire(\"zoom\"),this.rotating&&this.fire(\"rotate\"),this.pitching&&this.fire(\"pitch\")},function(){this.zooming=!1,this.rotating=!1,this.pitching=!1,this.fire(\"moveend\")},t),this},isEasing:function(){return!!this._abortFn},stop:function(){return this._abortFn&&(this._abortFn(),this._finishEase()),this},_ease:function(t,i,e){this._finishFn=i,this._abortFn=browser.timed(function(i){t.call(this,e.easing(i)),1===i&&this._finishEase()},e.animate===!1?0:e.duration,this)},_finishEase:function(){delete this._abortFn;var t=this._finishFn;delete this._finishFn,t.call(this)},_normalizeBearing:function(t,i){t=util.wrap(t,-180,180);var e=Math.abs(t-i);return Math.abs(t-360-i)<e&&(t-=360),Math.abs(t+360-i)<e&&(t+=360),t},_updateEasing:function(t,i,e){var n;if(this.ease){var o=this.ease,r=(Date.now()-o.start)/o.duration,s=o.easing(r+.01)-o.easing(r),a=.27/Math.sqrt(s*s+1e-4)*.01,h=Math.sqrt(.0729-a*a);n=util.bezier(a,h,.25,1)}else n=e?util.bezier.apply(util,e):util.ease;return this.ease={start:(new Date).getTime(),to:Math.pow(2,i),duration:t,easing:n},n}});\n},{\"../geo/lng_lat\":10,\"../geo/lng_lat_bounds\":11,\"../util/browser\":84,\"../util/interpolate\":91,\"../util/util\":95,\"point-geometry\":128}],68:[function(require,module,exports){\n\"use strict\";function Attribution(t){util.setOptions(this,t)}var Control=require(\"./control\"),DOM=require(\"../../util/dom\"),util=require(\"../../util/util\");module.exports=Attribution,Attribution.prototype=util.inherit(Control,{options:{position:\"bottom-right\"},onAdd:function(t){var i=\"mapboxgl-ctrl-attrib\",e=this._container=DOM.create(\"div\",i,t.getContainer());return this._update(),t.on(\"source.load\",this._update.bind(this)),t.on(\"source.change\",this._update.bind(this)),t.on(\"source.remove\",this._update.bind(this)),t.on(\"moveend\",this._updateEditLink.bind(this)),e},_update:function(){var t=[];if(this._map.style)for(var i in this._map.style.sources){var e=this._map.style.sources[i];e.attribution&&t.indexOf(e.attribution)<0&&t.push(e.attribution)}this._container.innerHTML=t.join(\" | \"),this._editLink=this._container.getElementsByClassName(\"mapbox-improve-map\")[0],this._updateEditLink()},_updateEditLink:function(){if(this._editLink){var t=this._map.getCenter();this._editLink.href=\"https://www.mapbox.com/map-feedback/#/\"+t.lng+\"/\"+t.lat+\"/\"+Math.round(this._map.getZoom()+1)}}});\n},{\"../../util/dom\":87,\"../../util/util\":95,\"./control\":69}],69:[function(require,module,exports){\n\"use strict\";function Control(){}module.exports=Control,Control.prototype={addTo:function(o){this._map=o;var t=this._container=this.onAdd(o);if(this.options&&this.options.position){var i=this.options.position,n=o._controlCorners[i];t.className+=\" mapboxgl-ctrl\",-1!==i.indexOf(\"bottom\")?n.insertBefore(t,n.firstChild):n.appendChild(t)}return this},remove:function(){return this._container.parentNode.removeChild(this._container),this.onRemove&&this.onRemove(this._map),this._map=null,this}};\n},{}],70:[function(require,module,exports){\n\"use strict\";function Navigation(t){util.setOptions(this,t)}function copyMouseEvent(t){return new MouseEvent(t.type,{button:2,buttons:2,bubbles:!0,cancelable:!0,detail:t.detail,view:t.view,screenX:t.screenX,screenY:t.screenY,clientX:t.clientX,clientY:t.clientY,movementX:t.movementX,movementY:t.movementY,ctrlKey:t.ctrlKey,shiftKey:t.shiftKey,altKey:t.altKey,metaKey:t.metaKey})}var Control=require(\"./control\"),DOM=require(\"../../util/dom\"),util=require(\"../../util/util\");module.exports=Navigation,Navigation.prototype=util.inherit(Control,{options:{position:\"top-right\"},onAdd:function(t){var o=\"mapboxgl-ctrl\",e=this._container=DOM.create(\"div\",o+\"-group\",t.getContainer());return this._container.addEventListener(\"contextmenu\",this._onContextMenu.bind(this)),this._zoomInButton=this._createButton(o+\"-icon \"+o+\"-zoom-in\",t.zoomIn.bind(t)),this._zoomOutButton=this._createButton(o+\"-icon \"+o+\"-zoom-out\",t.zoomOut.bind(t)),this._compass=this._createButton(o+\"-icon \"+o+\"-compass\",t.resetNorth.bind(t)),this._compassArrow=DOM.create(\"div\",\"arrow\",this._compass),this._compass.addEventListener(\"mousedown\",this._onCompassDown.bind(this)),this._onCompassMove=this._onCompassMove.bind(this),this._onCompassUp=this._onCompassUp.bind(this),t.on(\"rotate\",this._rotateCompassArrow.bind(this)),this._rotateCompassArrow(),this._el=t.getCanvasContainer(),e},_onContextMenu:function(t){t.preventDefault()},_onCompassDown:function(t){0===t.button&&(DOM.disableDrag(),document.addEventListener(\"mousemove\",this._onCompassMove),document.addEventListener(\"mouseup\",this._onCompassUp),this._el.dispatchEvent(copyMouseEvent(t)),t.stopPropagation())},_onCompassMove:function(t){0===t.button&&(this._el.dispatchEvent(copyMouseEvent(t)),t.stopPropagation())},_onCompassUp:function(t){0===t.button&&(document.removeEventListener(\"mousemove\",this._onCompassMove),document.removeEventListener(\"mouseup\",this._onCompassUp),DOM.enableDrag(),this._el.dispatchEvent(copyMouseEvent(t)),t.stopPropagation())},_createButton:function(t,o){var e=DOM.create(\"button\",t,this._container);return e.addEventListener(\"click\",function(){o()}),e},_rotateCompassArrow:function(){var t=\"rotate(\"+this._map.transform.angle*(180/Math.PI)+\"deg)\";this._compassArrow.style.transform=t}});\n},{\"../../util/dom\":87,\"../../util/util\":95,\"./control\":69}],71:[function(require,module,exports){\n\"use strict\";function BoxZoom(o){this._map=o,this._el=o.getCanvasContainer(),this._container=o.getContainer(),util.bindHandlers(this)}var DOM=require(\"../../util/dom\"),LngLatBounds=require(\"../../geo/lng_lat_bounds\"),util=require(\"../../util/util\");module.exports=BoxZoom,BoxZoom.prototype={enable:function(){this._el.addEventListener(\"mousedown\",this._onMouseDown,!1)},disable:function(){this._el.removeEventListener(\"mousedown\",this._onMouseDown)},_onMouseDown:function(o){o.shiftKey&&0===o.button&&(document.addEventListener(\"mousemove\",this._onMouseMove,!1),document.addEventListener(\"keydown\",this._onKeyDown,!1),document.addEventListener(\"mouseup\",this._onMouseUp,!1),this._startPos=DOM.mousePos(this._el,o),this.active=!0)},_onMouseMove:function(o){var e=this._startPos,t=DOM.mousePos(this._el,o);this._box||(this._box=DOM.create(\"div\",\"mapboxgl-boxzoom\",this._container),this._container.classList.add(\"mapboxgl-crosshair\"),DOM.disableDrag(),this._fireEvent(\"boxzoomstart\",o));var n=Math.min(e.x,t.x),i=Math.max(e.x,t.x),s=Math.min(e.y,t.y),r=Math.max(e.y,t.y);DOM.setTransform(this._box,\"translate(\"+n+\"px,\"+s+\"px)\"),this._box.style.width=i-n+\"px\",this._box.style.height=r-s+\"px\"},_onMouseUp:function(o){if(0===o.button){var e=this._startPos,t=DOM.mousePos(this._el,o),n=new LngLatBounds(this._map.unproject(e),this._map.unproject(t));this._finish(),e.x===t.x&&e.y===t.y?this._fireEvent(\"boxzoomcancel\",o):this._map.fitBounds(n,{linear:!0}).fire(\"boxzoomend\",{originalEvent:o,boxZoomBounds:n})}},_onKeyDown:function(o){27===o.keyCode&&(this._finish(),this._fireEvent(\"boxzoomcancel\",o))},_finish:function(){this.active=!1,document.removeEventListener(\"mousemove\",this._onMouseMove,!1),document.removeEventListener(\"keydown\",this._onKeyDown,!1),document.removeEventListener(\"mouseup\",this._onMouseUp,!1),this._container.classList.remove(\"mapboxgl-crosshair\"),this._box&&(this._box.parentNode.removeChild(this._box),this._box=null),DOM.enableDrag()},_fireEvent:function(o,e){return this._map.fire(o,{originalEvent:e})}};\n},{\"../../geo/lng_lat_bounds\":11,\"../../util/dom\":87,\"../../util/util\":95}],72:[function(require,module,exports){\n\"use strict\";function DoubleClickZoom(o){this._map=o,this._onDblClick=this._onDblClick.bind(this)}module.exports=DoubleClickZoom,DoubleClickZoom.prototype={enable:function(){this._map.on(\"dblclick\",this._onDblClick)},disable:function(){this._map.off(\"dblclick\",this._onDblClick)},_onDblClick:function(o){this._map.zoomTo(this._map.getZoom()+(o.originalEvent.shiftKey?-1:1),{around:o.lngLat})}};\n},{}],73:[function(require,module,exports){\n\"use strict\";function DragPan(t){this._map=t,this._el=t.getCanvasContainer(),util.bindHandlers(this)}var DOM=require(\"../../util/dom\"),util=require(\"../../util/util\");module.exports=DragPan;var inertiaLinearity=.25,inertiaEasing=util.bezier(0,0,inertiaLinearity,1),inertiaMaxSpeed=3e3,inertiaDeceleration=4e3;DragPan.prototype={enable:function(){this._el.addEventListener(\"mousedown\",this._onDown),this._el.addEventListener(\"touchstart\",this._onDown)},disable:function(){this._el.removeEventListener(\"mousedown\",this._onDown),this._el.removeEventListener(\"touchstart\",this._onDown)},_onDown:function(t){this._ignoreEvent(t)||this.active||(t.touches?(document.addEventListener(\"touchmove\",this._onMove),document.addEventListener(\"touchend\",this._onTouchEnd)):(document.addEventListener(\"mousemove\",this._onMove),document.addEventListener(\"mouseup\",this._onMouseUp)),this.active=!1,this._startPos=this._pos=DOM.mousePos(this._el,t),this._inertia=[[Date.now(),this._pos]])},_onMove:function(t){if(!this._ignoreEvent(t)){this.active||(this.active=!0,this._fireEvent(\"dragstart\",t),this._fireEvent(\"movestart\",t));var e=DOM.mousePos(this._el,t),i=this._map;i.stop(),this._drainInertiaBuffer(),this._inertia.push([Date.now(),e]),i.transform.setLocationAtPoint(i.transform.pointLocation(this._pos),e),this._fireEvent(\"drag\",t),this._fireEvent(\"move\",t),this._pos=e,t.preventDefault()}},_onUp:function(t){if(this.active){this.active=!1,this._fireEvent(\"dragend\",t),this._drainInertiaBuffer();var e=function(){this._fireEvent(\"moveend\",t)}.bind(this),i=this._inertia;if(i.length<2)return void e();var n=i[i.length-1],o=i[0],r=n[1].sub(o[1]),s=(n[0]-o[0])/1e3;if(0===s||n[1].equals(o[1]))return void e();var a=r.mult(inertiaLinearity/s),u=a.mag();u>inertiaMaxSpeed&&(u=inertiaMaxSpeed,a._unit()._mult(u));var h=u/(inertiaDeceleration*inertiaLinearity),v=a.mult(-h/2);this._map.panBy(v,{duration:1e3*h,easing:inertiaEasing,noMoveStart:!0})}},_onMouseUp:function(t){this._ignoreEvent(t)||(this._onUp(t),document.removeEventListener(\"mousemove\",this._onMove),document.removeEventListener(\"mouseup\",this._onMouseUp))},_onTouchEnd:function(t){this._ignoreEvent(t)||(this._onUp(t),document.removeEventListener(\"touchmove\",this._onMove),document.removeEventListener(\"touchend\",this._onTouchEnd))},_fireEvent:function(t,e){return this._map.fire(t,{originalEvent:e})},_ignoreEvent:function(t){var e=this._map;if(e.boxZoom&&e.boxZoom.active)return!0;if(e.dragRotate&&e.dragRotate.active)return!0;if(t.touches)return t.touches.length>1;if(t.ctrlKey)return!0;var i=1,n=0;return\"mousemove\"===t.type?t.buttons&0===i:t.button!==n},_drainInertiaBuffer:function(){for(var t=this._inertia,e=Date.now(),i=50;t.length>0&&e-t[0][0]>i;)t.shift()}};\n},{\"../../util/dom\":87,\"../../util/util\":95}],74:[function(require,module,exports){\n\"use strict\";function DragRotate(t){this._map=t,this._el=t.getCanvasContainer(),util.bindHandlers(this)}var DOM=require(\"../../util/dom\"),Point=require(\"point-geometry\"),util=require(\"../../util/util\");module.exports=DragRotate;var inertiaLinearity=.25,inertiaEasing=util.bezier(0,0,inertiaLinearity,1),inertiaMaxSpeed=180,inertiaDeceleration=720;DragRotate.prototype={enable:function(){this._el.addEventListener(\"mousedown\",this._onDown)},disable:function(){this._el.removeEventListener(\"mousedown\",this._onDown)},_onDown:function(t){if(!this._ignoreEvent(t)&&!this.active){document.addEventListener(\"mousemove\",this._onMove),document.addEventListener(\"mouseup\",this._onUp),this.active=!1,this._inertia=[[Date.now(),this._map.getBearing()]],this._startPos=this._pos=DOM.mousePos(this._el,t),this._center=this._map.transform.centerPoint;var e=this._startPos.sub(this._center),i=e.mag();200>i&&(this._center=this._startPos.add(new Point(-200,0)._rotate(e.angle()))),t.preventDefault()}},_onMove:function(t){if(!this._ignoreEvent(t)){this.active||(this.active=!0,this._fireEvent(\"rotatestart\",t),this._fireEvent(\"movestart\",t));var e=this._map;e.stop();var i=this._pos,n=DOM.mousePos(this._el,t),r=this._center,a=i.sub(r).angleWith(n.sub(r))/Math.PI*180,o=e.getBearing()-a,s=this._inertia,h=s[s.length-1];this._drainInertiaBuffer(),s.push([Date.now(),e._normalizeBearing(o,h[1])]),e.transform.bearing=o,this._fireEvent(\"rotate\",t),this._fireEvent(\"move\",t),this._pos=n}},_onUp:function(t){if(!this._ignoreEvent(t)&&(document.removeEventListener(\"mousemove\",this._onMove),document.removeEventListener(\"mouseup\",this._onUp),this.active)){this.active=!1,this._fireEvent(\"rotateend\",t),this._drainInertiaBuffer();var e=this._map,i=e.getBearing(),n=this._inertia,r=function(){Math.abs(i)<e.options.bearingSnap?e.resetNorth({noMoveStart:!0}):this._fireEvent(\"moveend\",t)}.bind(this);if(n.length<2)return void r();var a=n[0],o=n[n.length-1],s=n[n.length-2],h=e._normalizeBearing(i,s[1]),u=o[1]-a[1],v=0>u?-1:1,_=(o[0]-a[0])/1e3;if(0===u||0===_)return void r();var m=Math.abs(u*(inertiaLinearity/_));m>inertiaMaxSpeed&&(m=inertiaMaxSpeed);var f=m/(inertiaDeceleration*inertiaLinearity),g=v*m*(f/2);h+=g,Math.abs(e._normalizeBearing(h,0))<e.options.bearingSnap&&(h=e._normalizeBearing(0,h)),e.rotateTo(h,{duration:1e3*f,easing:inertiaEasing,noMoveStart:!0})}},_fireEvent:function(t,e){return this._map.fire(t,{originalEvent:e})},_ignoreEvent:function(t){var e=this._map;if(e.boxZoom&&e.boxZoom.active)return!0;if(e.dragPan&&e.dragPan.active)return!0;if(t.touches)return t.touches.length>1;var i=t.ctrlKey?1:2,n=t.ctrlKey?0:2;return\"mousemove\"===t.type?t.buttons&0===i:t.button!==n},_drainInertiaBuffer:function(){for(var t=this._inertia,e=Date.now(),i=50;t.length>0&&e-t[0][0]>i;)t.shift()}};\n},{\"../../util/dom\":87,\"../../util/util\":95,\"point-geometry\":128}],75:[function(require,module,exports){\n\"use strict\";function Keyboard(e){this._map=e,this._el=e.getCanvasContainer(),this._onKeyDown=this._onKeyDown.bind(this)}module.exports=Keyboard;var panDelta=80,rotateDelta=2,pitchDelta=5;Keyboard.prototype={enable:function(){this._el.addEventListener(\"keydown\",this._onKeyDown,!1)},disable:function(){this._el.removeEventListener(\"keydown\",this._onKeyDown)},_onKeyDown:function(e){if(!(e.altKey||e.ctrlKey||e.metaKey)){var t=this._map;switch(e.keyCode){case 61:case 107:case 171:case 187:t.zoomTo(Math.round(t.getZoom())+(e.shiftKey?2:1));break;case 189:case 109:case 173:t.zoomTo(Math.round(t.getZoom())-(e.shiftKey?2:1));break;case 37:e.shiftKey?t.easeTo({bearing:t.getBearing()-rotateDelta}):t.panBy([-panDelta,0]);break;case 39:e.shiftKey?t.easeTo({bearing:t.getBearing()+rotateDelta}):t.panBy([panDelta,0]);break;case 38:e.shiftKey?t.easeTo({pitch:t.getPitch()+pitchDelta}):t.panBy([0,-panDelta]);break;case 40:e.shiftKey?t.easeTo({pitch:Math.max(t.getPitch()-pitchDelta,0)}):t.panBy([0,panDelta])}}}};\n},{}],76:[function(require,module,exports){\n\"use strict\";function ScrollZoom(e){this._map=e,this._el=e.getCanvasContainer(),util.bindHandlers(this)}var DOM=require(\"../../util/dom\"),browser=require(\"../../util/browser\"),util=require(\"../../util/util\");module.exports=ScrollZoom;var ua=\"undefined\"!=typeof navigator?navigator.userAgent.toLowerCase():\"\",firefox=-1!==ua.indexOf(\"firefox\"),safari=-1!==ua.indexOf(\"safari\")&&-1===ua.indexOf(\"chrom\");ScrollZoom.prototype={enable:function(){this._el.addEventListener(\"wheel\",this._onWheel,!1),this._el.addEventListener(\"mousewheel\",this._onWheel,!1)},disable:function(){this._el.removeEventListener(\"wheel\",this._onWheel),this._el.removeEventListener(\"mousewheel\",this._onWheel)},_onWheel:function(e){var t;\"wheel\"===e.type?(t=e.deltaY,firefox&&e.deltaMode===window.WheelEvent.DOM_DELTA_PIXEL&&(t/=browser.devicePixelRatio),e.deltaMode===window.WheelEvent.DOM_DELTA_LINE&&(t*=40)):\"mousewheel\"===e.type&&(t=-e.wheelDeltaY,safari&&(t/=3));var i=(window.performance||Date).now(),o=i-(this._time||0);this._pos=DOM.mousePos(this._el,e),this._time=i,0!==t&&t%4.000244140625===0?(this._type=\"wheel\",t=Math.floor(t/4)):0!==t&&Math.abs(t)<4?this._type=\"trackpad\":o>400?(this._type=null,this._lastValue=t,this._timeout=setTimeout(this._onTimeout,40)):this._type||(this._type=Math.abs(o*t)<200?\"trackpad\":\"wheel\",this._timeout&&(clearTimeout(this._timeout),this._timeout=null,t+=this._lastValue)),e.shiftKey&&t&&(t/=4),this._type&&this._zoom(-t),e.preventDefault()},_onTimeout:function(){this._type=\"wheel\",this._zoom(-this._lastValue)},_zoom:function(e){var t=this._map,i=2/(1+Math.exp(-Math.abs(e/100)));0>e&&0!==i&&(i=1/i);var o=t.ease?t.ease.to:t.transform.scale,s=t.transform.scaleZoom(o*i);t.zoomTo(s,{duration:0,around:t.unproject(this._pos)})}};\n},{\"../../util/browser\":84,\"../../util/dom\":87,\"../../util/util\":95}],77:[function(require,module,exports){\n\"use strict\";function TouchZoomRotate(t){this._map=t,this._el=t.getCanvasContainer(),util.bindHandlers(this)}var DOM=require(\"../../util/dom\"),util=require(\"../../util/util\");module.exports=TouchZoomRotate,TouchZoomRotate.prototype={enable:function(){this._el.addEventListener(\"touchstart\",this._onStart,!1)},disable:function(){this._el.removeEventListener(\"touchstart\",this._onStart)},disableRotation:function(){this._rotationDisabled=!0},enableRotation:function(){this._rotationDisabled=!1},_onStart:function(t){if(2===t.touches.length){var e=DOM.mousePos(this._el,t.touches[0]),o=DOM.mousePos(this._el,t.touches[1]);this._startVec=e.sub(o),this._startScale=this._map.transform.scale,this._startBearing=this._map.transform.bearing,document.addEventListener(\"touchmove\",this._onMove,!1),document.addEventListener(\"touchend\",this._onEnd,!1)}},_onMove:function(t){if(2===t.touches.length){var e=DOM.mousePos(this._el,t.touches[0]),o=DOM.mousePos(this._el,t.touches[1]),s=e.add(o).div(2),n=e.sub(o),i=n.mag()/this._startVec.mag(),a=this._rotationDisabled?0:180*n.angleWith(this._startVec)/Math.PI,r=this._map;r.easeTo({zoom:r.transform.scaleZoom(this._startScale*i),bearing:this._startBearing+a,duration:0,around:r.unproject(s)}),t.preventDefault()}},_onEnd:function(){this._map.snapToNorth(),document.removeEventListener(\"touchmove\",this._onMove),document.removeEventListener(\"touchend\",this._onEnd)}};\n},{\"../../util/dom\":87,\"../../util/util\":95}],78:[function(require,module,exports){\n\"use strict\";function Hash(){util.bindAll([\"_onHashChange\",\"_updateHash\"],this)}module.exports=Hash;var util=require(\"../util/util\");Hash.prototype={addTo:function(t){return this._map=t,window.addEventListener(\"hashchange\",this._onHashChange,!1),this._map.on(\"moveend\",this._updateHash),this},remove:function(){return window.removeEventListener(\"hashchange\",this._onHashChange,!1),this._map.off(\"moveend\",this._updateHash),delete this._map,this},_onHashChange:function(){var t=location.hash.replace(\"#\",\"\").split(\"/\");return t.length>=3?(this._map.jumpTo({center:[+t[2],+t[1]],zoom:+t[0],bearing:+(t[3]||0)}),!0):!1},_updateHash:function(){var t=this._map.getCenter(),e=this._map.getZoom(),a=this._map.getBearing(),h=Math.max(0,Math.ceil(Math.log(e)/Math.LN2)),n=\"#\"+Math.round(100*e)/100+\"/\"+t.lat.toFixed(h)+\"/\"+t.lng.toFixed(h)+(a?\"/\"+Math.round(10*a)/10:\"\");window.history.replaceState(\"\",\"\",n)}};\n},{\"../util/util\":95}],79:[function(require,module,exports){\n\"use strict\";function Interaction(e){this._map=e,this._el=e.getCanvasContainer();for(var t in handlers)e[t]=new handlers[t](e);util.bindHandlers(this)}var handlers={scrollZoom:require(\"./handler/scroll_zoom\"),boxZoom:require(\"./handler/box_zoom\"),dragRotate:require(\"./handler/drag_rotate\"),dragPan:require(\"./handler/drag_pan\"),keyboard:require(\"./handler/keyboard\"),doubleClickZoom:require(\"./handler/dblclick_zoom\"),touchZoomRotate:require(\"./handler/touch_zoom_rotate\")},DOM=require(\"../util/dom\"),util=require(\"../util/util\");module.exports=Interaction,Interaction.prototype={enable:function(){var e=this._map.options,t=this._el;for(var n in handlers)e[n]&&this._map[n].enable();t.addEventListener(\"mousedown\",this._onMouseDown,!1),t.addEventListener(\"mouseup\",this._onMouseUp,!1),t.addEventListener(\"touchstart\",this._onTouchStart,!1),t.addEventListener(\"click\",this._onClick,!1),t.addEventListener(\"mousemove\",this._onMouseMove,!1),t.addEventListener(\"dblclick\",this._onDblClick,!1),t.addEventListener(\"contextmenu\",this._onContextMenu,!1)},disable:function(){var e=this._map.options,t=this._el;for(var n in handlers)e[n]&&this._map[n].disable();t.removeEventListener(\"mousedown\",this._onMouseDown),t.removeEventListener(\"mouseup\",this._onMouseUp),t.removeEventListener(\"touchstart\",this._onTouchStart),t.removeEventListener(\"click\",this._onClick),t.removeEventListener(\"mousemove\",this._onMouseMove),t.removeEventListener(\"dblclick\",this._onDblClick),t.removeEventListener(\"contextmenu\",this._onContextMenu)},_onMouseDown:function(e){this._map.stop(),this._startPos=DOM.mousePos(this._el,e),this._fireEvent(\"mousedown\",e)},_onMouseUp:function(e){var t=this._map,n=t.dragRotate&&t.dragRotate.active;this._contextMenuEvent&&!n&&this._fireEvent(\"contextmenu\",this._contextMenuEvent),this._contextMenuEvent=null,this._fireEvent(\"mouseup\",e)},_onTouchStart:function(e){!e.touches||e.touches.length>1||(this._tapped?(clearTimeout(this._tapped),this._tapped=null,this._fireEvent(\"dblclick\",e)):this._tapped=setTimeout(this._onTimeout,300))},_onTimeout:function(){this._tapped=null},_onMouseMove:function(e){var t=this._map,n=this._el;if(!(t.dragPan&&t.dragPan.active||t.dragRotate&&t.dragRotate.active)){for(var o=e.toElement||e.target;o&&o!==n;)o=o.parentNode;o===n&&this._fireEvent(\"mousemove\",e)}},_onClick:function(e){var t=DOM.mousePos(this._el,e);t.equals(this._startPos)&&this._fireEvent(\"click\",e)},_onDblClick:function(e){this._fireEvent(\"dblclick\",e),e.preventDefault()},_onContextMenu:function(e){this._contextMenuEvent=e,e.preventDefault()},_fireEvent:function(e,t){var n=DOM.mousePos(this._el,t);return this._map.fire(e,{lngLat:this._map.unproject(n),point:n,originalEvent:t})}};\n},{\"../util/dom\":87,\"../util/util\":95,\"./handler/box_zoom\":71,\"./handler/dblclick_zoom\":72,\"./handler/drag_pan\":73,\"./handler/drag_rotate\":74,\"./handler/keyboard\":75,\"./handler/scroll_zoom\":76,\"./handler/touch_zoom_rotate\":77}],80:[function(require,module,exports){\n\"use strict\";var Canvas=require(\"../util/canvas\"),util=require(\"../util/util\"),browser=require(\"../util/browser\"),Evented=require(\"../util/evented\"),DOM=require(\"../util/dom\"),Style=require(\"../style/style\"),AnimationLoop=require(\"../style/animation_loop\"),Painter=require(\"../render/painter\"),Transform=require(\"../geo/transform\"),Hash=require(\"./hash\"),Interaction=require(\"./interaction\"),Camera=require(\"./camera\"),LngLat=require(\"../geo/lng_lat\"),LngLatBounds=require(\"../geo/lng_lat_bounds\"),Point=require(\"point-geometry\"),Attribution=require(\"./control/attribution\"),Map=module.exports=function(t){if(t=this.options=util.inherit(this.options,t),this.animationLoop=new AnimationLoop,this.transform=new Transform(t.minZoom,t.maxZoom),t.maxBounds){var e=LngLatBounds.convert(t.maxBounds);this.transform.lngRange=[e.getWest(),e.getEast()],this.transform.latRange=[e.getSouth(),e.getNorth()]}util.bindAll([\"_forwardStyleEvent\",\"_forwardSourceEvent\",\"_forwardLayerEvent\",\"_forwardTileEvent\",\"_onStyleLoad\",\"_onStyleChange\",\"_onSourceAdd\",\"_onSourceRemove\",\"_onSourceUpdate\",\"_onWindowResize\",\"onError\",\"_update\",\"_render\"],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(){this.animationLoop.set(300),this._rerender()}.bind(this)),\"undefined\"!=typeof window&&window.addEventListener(\"resize\",this._onWindowResize,!1),this.interaction=new Interaction(this),t.interactive&&this.interaction.enable(),this._hash=t.hash&&(new Hash).addTo(this),this._hash&&this._hash._onHashChange()||this.jumpTo(t),this.sources={},this.stacks={},this._classes={},this.resize(),t.classes&&this.setClasses(t.classes),t.style&&this.setStyle(t.style),t.attributionControl&&this.addControl(new Attribution),this.on(\"style.error\",this.onError),this.on(\"source.error\",this.onError),this.on(\"tile.error\",this.onError)};util.extend(Map.prototype,Evented),util.extend(Map.prototype,Camera.prototype),util.extend(Map.prototype,{options:{center:[0,0],zoom:0,bearing:0,pitch:0,minZoom:0,maxZoom:20,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},addControl:function(t){return t.addTo(this),this},addClass:function(t,e){this._classes[t]||(this._classes[t]=!0,this.style&&this.style._cascade(this._classes,e))},removeClass:function(t,e){this._classes[t]&&(delete this._classes[t],this.style&&this.style._cascade(this._classes,e))},setClasses:function(t,e){this._classes={};for(var i=0;i<t.length;i++)this._classes[t[i]]=!0;this.style&&this.style._cascade(this._classes,e)},hasClass:function(t){return!!this._classes[t]},getClasses:function(){return Object.keys(this._classes)},resize:function(){var t=0,e=0;return this._container&&(t=this._container.offsetWidth||400,e=this._container.offsetHeight||300),this._canvas.resize(t,e),this.transform.resize(t,e),this.painter.resize(t,e),this.fire(\"movestart\").fire(\"move\").fire(\"resize\").fire(\"moveend\")},getBounds:function(){return new LngLatBounds(this.transform.pointLocation(new Point(0,0)),this.transform.pointLocation(this.transform.size))},project:function(t){return this.transform.locationPoint(LngLat.convert(t))},unproject:function(t){return this.transform.pointLocation(Point.convert(t))},featuresAt:function(t,e,i){var s=this.unproject(t).wrap(),r=this.transform.locationCoordinate(s);return this.style.featuresAt(r,e,i),this},featuresIn:function(t,e,i){return\"undefined\"==typeof i&&(i=e,e=t,t=[Point.convert([0,0]),Point.convert([this.transform.width,this.transform.height])]),t=t.map(Point.convert.bind(Point)),t=[new Point(Math.min(t[0].x,t[1].x),Math.min(t[0].y,t[1].y)),new Point(Math.max(t[0].x,t[1].x),Math.max(t[0].y,t[1].y))].map(this.transform.pointCoordinate.bind(this.transform)),this.style.featuresIn(t,e,i),this},batch:function(t){this.style.batch(t),this.style._cascade(this._classes),this._update(!0)},setStyle:function(t){return this.style&&(this.style.off(\"load\",this._onStyleLoad).off(\"error\",this._forwardStyleEvent).off(\"change\",this._onStyleChange).off(\"source.add\",this._onSourceAdd).off(\"source.remove\",this._onSourceRemove).off(\"source.load\",this._onSourceUpdate).off(\"source.error\",this._forwardSourceEvent).off(\"source.change\",this._onSourceUpdate).off(\"layer.add\",this._forwardLayerEvent).off(\"layer.remove\",this._forwardLayerEvent).off(\"tile.add\",this._forwardTileEvent).off(\"tile.remove\",this._forwardTileEvent).off(\"tile.load\",this._update).off(\"tile.error\",this._forwardTileEvent).off(\"tile.stats\",this._forwardTileEvent)._remove(),this.off(\"rotate\",this.style._redoPlacement),this.off(\"pitch\",this.style._redoPlacement)),t?(t instanceof Style?this.style=t:this.style=new Style(t,this.animationLoop),this.style.on(\"load\",this._onStyleLoad).on(\"error\",this._forwardStyleEvent).on(\"change\",this._onStyleChange).on(\"source.add\",this._onSourceAdd).on(\"source.remove\",this._onSourceRemove).on(\"source.load\",this._onSourceUpdate).on(\"source.error\",this._forwardSourceEvent).on(\"source.change\",this._onSourceUpdate).on(\"layer.add\",this._forwardLayerEvent).on(\"layer.remove\",this._forwardLayerEvent).on(\"tile.add\",this._forwardTileEvent).on(\"tile.remove\",this._forwardTileEvent).on(\"tile.load\",this._update).on(\"tile.error\",this._forwardTileEvent).on(\"tile.stats\",this._forwardTileEvent),this.on(\"rotate\",this.style._redoPlacement),this.on(\"pitch\",this.style._redoPlacement),this):(this.style=null,this)},addSource:function(t,e){return this.style.addSource(t,e),this},removeSource:function(t){return this.style.removeSource(t),this},getSource:function(t){return this.style.getSource(t)},addLayer:function(t,e){return this.style.addLayer(t,e),this.style._cascade(this._classes),this},removeLayer:function(t){return this.style.removeLayer(t),this.style._cascade(this._classes),this},getLayer:function(t){return this.style.getLayer(t)},setFilter:function(t,e){return this.style.setFilter(t,e),this},setLayerZoomRange:function(t,e,i){return this.style.setLayerZoomRange(t,e,i),this},getFilter:function(t){return this.style.getFilter(t)},setPaintProperty:function(t,e,i,s){return this.batch(function(r){r.setPaintProperty(t,e,i,s)}),this},getPaintProperty:function(t,e,i){return this.style.getPaintProperty(t,e,i)},setLayoutProperty:function(t,e,i){return this.batch(function(s){s.setLayoutProperty(t,e,i)}),this},getLayoutProperty:function(t,e){return this.style.getLayoutProperty(t,e)},getContainer:function(){return this._container},getCanvasContainer:function(){return this._canvasContainer},getCanvas:function(){return this._canvas.getElement()},_setupContainer:function(){var t=this.options.container,e=this._container=\"string\"==typeof t?document.getElementById(t):t;e.classList.add(\"mapboxgl-map\");var i=this._canvasContainer=DOM.create(\"div\",\"mapboxgl-canvas-container\",e);this.options.interactive&&i.classList.add(\"mapboxgl-interactive\"),this._canvas=new Canvas(this,i);var s=this._controlContainer=DOM.create(\"div\",\"mapboxgl-control-container\",e),r=this._controlCorners={};[\"top-left\",\"top-right\",\"bottom-left\",\"bottom-right\"].forEach(function(t){r[t]=DOM.create(\"div\",\"mapboxgl-ctrl-\"+t,s)})},_setupPainter:function(){var t=this._canvas.getWebGLContext({failIfMajorPerformanceCaveat:this.options.failIfMajorPerformanceCaveat,preserveDrawingBuffer:this.options.preserveDrawingBuffer});return t?void(this.painter=new Painter(t,this.transform)):void console.error(\"Failed to initialize WebGL\")},_contextLost:function(t){t.preventDefault(),this._frameId&&browser.cancelFrame(this._frameId),this.fire(\"webglcontextlost\",{originalEvent:t})},_contextRestored:function(t){this._setupPainter(),this.resize(),this._update(),this.fire(\"webglcontextrestored\",{originalEvent:t})},loaded:function(){return this._styleDirty||this._sourcesDirty?!1:this.style&&!this.style.loaded()?!1:!0},_update:function(t){return this.style?(this._styleDirty=this._styleDirty||t,this._sourcesDirty=!0,this._rerender(),this):this},_render:function(){return this.style&&this._styleDirty&&(this._styleDirty=!1,this.style._recalculate(this.transform.zoom)),this.style&&this._sourcesDirty&&!this._sourcesDirtyTimeout&&(this._sourcesDirty=!1,this._sourcesDirtyTimeout=setTimeout(function(){this._sourcesDirtyTimeout=null}.bind(this),50),this.style._updateSources(this.transform)),this.painter.render(this.style,{debug:this.debug,vertices:this.vertices,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.animationLoop.stopped())&&this._rerender(),this},remove:function(){this._hash&&this._hash.remove(),browser.cancelFrame(this._frameId),clearTimeout(this._sourcesDirtyTimeout),this.setStyle(null),\"undefined\"!=typeof window&&window.removeEventListener(\"resize\",this._onWindowResize,!1),this._canvasContainer.remove(),this._controlContainer.remove(),this._container.classList.remove(\"mapboxgl-map\")},onError:function(t){console.error(t.error)},_rerender:function(){this.style&&!this._frameId&&(this._frameId=browser.frame(this._render))},_forwardStyleEvent:function(t){this.fire(\"style.\"+t.type,util.extend({style:t.target},t))},_forwardSourceEvent:function(t){this.fire(t.type,util.extend({style:t.target},t))},_forwardLayerEvent:function(t){this.fire(t.type,util.extend({style:t.target},t))},_forwardTileEvent:function(t){this.fire(t.type,util.extend({style:t.target},t))},_onStyleLoad:function(t){this.transform.unmodified&&this.jumpTo(this.style.stylesheet),this.style._cascade(this._classes,{transition:!1}),this._forwardStyleEvent(t)},_onStyleChange:function(t){this._update(!0),this._forwardStyleEvent(t)},_onSourceAdd:function(t){var e=t.source;e.onAdd&&e.onAdd(this),this._forwardSourceEvent(t)},_onSourceRemove:function(t){var e=t.source;e.onRemove&&e.onRemove(this),this._forwardSourceEvent(t)},_onSourceUpdate:function(t){this._update(),this._forwardSourceEvent(t)},_onWindowResize:function(){this.stop().resize()._update()}}),util.extendAll(Map.prototype,{_debug:!1,get debug(){return this._debug},set debug(t){this._debug=t,this._update()},_collisionDebug:!1,get collisionDebug(){return this._collisionDebug},set collisionDebug(t){this._collisionDebug=t,this.style._redoPlacement()},_repaint:!1,get repaint(){return this._repaint},set repaint(t){this._repaint=t,this._update()},_vertices:!1,get vertices(){return this._vertices},set vertices(t){this._vertices=t,this._update()}});\n},{\"../geo/lng_lat\":10,\"../geo/lng_lat_bounds\":11,\"../geo/transform\":12,\"../render/painter\":27,\"../style/animation_loop\":41,\"../style/style\":46,\"../util/browser\":84,\"../util/canvas\":85,\"../util/dom\":87,\"../util/evented\":89,\"../util/util\":95,\"./camera\":67,\"./control/attribution\":68,\"./hash\":78,\"./interaction\":79,\"point-geometry\":128}],81:[function(require,module,exports){\n\"use strict\";function Popup(t){util.setOptions(this,t),util.bindAll([\"_update\",\"_onClickClose\"],this)}module.exports=Popup;var util=require(\"../util/util\"),Evented=require(\"../util/evented\"),DOM=require(\"../util/dom\"),LngLat=require(\"../geo/lng_lat\");Popup.prototype=util.inherit(Evented,{options:{closeButton:!0,closeOnClick:!0},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},remove:function(){return this._content&&this._content.parentNode&&this._content.parentNode.removeChild(this._content),this._container&&(this._container.parentNode.removeChild(this._container),delete this._container),this._map&&(this._map.off(\"move\",this._update),this._map.off(\"click\",this._onClickClose),delete this._map),this},getLngLat:function(){return this._lngLat},setLngLat:function(t){return this._lngLat=LngLat.convert(t),this._update(),this},setText:function(t){return this._createContent(),this._content.appendChild(document.createTextNode(t)),this._update(),this},setHTML:function(t){this._createContent();var e,n=document.createElement(\"body\");for(n.innerHTML=t;;){if(e=n.firstChild,!e)break;this._content.appendChild(e)}return this._update(),this},_createContent:function(){this._content&&this._content.parentNode&&this._content.parentNode.removeChild(this._content),this._content=DOM.create(\"div\",\"mapboxgl-popup-content\",this._container),this.options.closeButton&&(this._closeButton=DOM.create(\"button\",\"mapboxgl-popup-close-button\",this._content),this._closeButton.innerHTML=\"&#215;\",this._closeButton.addEventListener(\"click\",this._onClickClose))},_update:function(){if(this._map&&this._lngLat&&this._content){this._container||(this._container=DOM.create(\"div\",\"mapboxgl-popup\",this._map.getContainer()),this._tip=DOM.create(\"div\",\"mapboxgl-popup-tip\",this._container),this._container.appendChild(this._content));var t=this._map.project(this._lngLat).round(),e=this.options.anchor;if(!e){var n=this._container.offsetWidth,i=this._container.offsetHeight;e=t.y<i?[\"top\"]:t.y>this._map.transform.height-i?[\"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(\"-\"),this.options.anchor=e}var o={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%)\"},s=this._container.classList;for(var a in o)s.remove(\"mapboxgl-popup-anchor-\"+a);s.add(\"mapboxgl-popup-anchor-\"+e),DOM.setTransform(this._container,o[e]+\" translate(\"+t.x+\"px,\"+t.y+\"px)\")}},_onClickClose:function(){this.remove()}});\n},{\"../geo/lng_lat\":10,\"../util/dom\":87,\"../util/evented\":89,\"../util/util\":95}],82:[function(require,module,exports){\n\"use strict\";function Actor(t,e){this.target=t,this.parent=e,this.callbacks={},this.callbackID=0,this.receive=this.receive.bind(this),this.target.addEventListener(\"message\",this.receive,!1)}module.exports=Actor,Actor.prototype.receive=function(t){var e,s=t.data;if(\"<response>\"===s.type)e=this.callbacks[s.id],delete this.callbacks[s.id],e(s.error||null,s.data);else if(\"undefined\"!=typeof s.id){var i=s.id;this.parent[s.type](s.data,function(t,e,s){this.postMessage({type:\"<response>\",id:String(i),error:t?String(t):null,data:e},s)}.bind(this))}else this.parent[s.type](s.data)},Actor.prototype.send=function(t,e,s,i){var a=null;s&&(this.callbacks[a=this.callbackID++]=s),this.postMessage({type:t,id:String(a),data:e},i)},Actor.prototype.postMessage=function(t,e){try{this.target.postMessage(t,e)}catch(s){this.target.postMessage(t)}};\n},{}],83:[function(require,module,exports){\n\"use strict\";function sameOrigin(e){var t=document.createElement(\"a\");return t.href=e,t.protocol===document.location.protocol&&t.host===document.location.host}exports.getJSON=function(e,t){var n=new XMLHttpRequest;return n.open(\"GET\",e,!0),n.setRequestHeader(\"Accept\",\"application/json\"),n.onerror=function(e){t(e)},n.onload=function(){if(n.status>=200&&n.status<300&&n.response){var e;try{e=JSON.parse(n.response)}catch(r){return t(r)}t(null,e)}else t(new Error(n.statusText))},n.send(),n},exports.getArrayBuffer=function(e,t){var n=new XMLHttpRequest;return n.open(\"GET\",e,!0),n.responseType=\"arraybuffer\",n.onerror=function(e){t(e)},n.onload=function(){n.status>=200&&n.status<300&&n.response?t(null,n.response):t(new Error(n.statusText))},n.send(),n},exports.getImage=function(e,t){return exports.getArrayBuffer(e,function(e,n){if(e)return t(e);var r=new Image;r.onload=function(){t(null,r),(window.URL||window.webkitURL).revokeObjectURL(r.src)};var o=new Blob([new Uint8Array(n)],{type:\"image/png\"});return r.src=(window.URL||window.webkitURL).createObjectURL(o),r.getData=function(){var e=document.createElement(\"canvas\"),t=e.getContext(\"2d\");return e.width=r.width,e.height=r.height,t.drawImage(r,0,0),t.getImageData(0,0,r.width,r.height).data},r})},exports.getVideo=function(e,t){var n=document.createElement(\"video\");n.onloadstart=function(){t(null,n)};for(var r=0;r<e.length;r++){var o=document.createElement(\"source\");sameOrigin(e[r])||(n.crossOrigin=\"Anonymous\"),o.src=e[r],n.appendChild(o)}return n.getData=function(){return n},n};\n},{}],84:[function(require,module,exports){\n\"use strict\";var Canvas=require(\"./canvas\"),frame=window.requestAnimationFrame||window.mozRequestAnimationFrame||window.webkitRequestAnimationFrame||window.msRequestAnimationFrame;exports.frame=function(e){return frame(e)};var cancel=window.cancelAnimationFrame||window.mozCancelAnimationFrame||window.webkitCancelAnimationFrame||window.msCancelAnimationFrame;exports.cancelFrame=function(e){cancel(e)},exports.timed=function(e,r,t){function n(a){o||(window.performance||(a=Date.now()),a>=i+r?e.call(t,1):(e.call(t,(a-i)/r),exports.frame(n)))}if(!r)return e.call(t,1),null;var o=!1,i=window.performance?window.performance.now():Date.now();return exports.frame(n),function(){o=!0}},exports.supported=function(e){for(var r=([function(){return\"undefined\"!=typeof window},function(){return\"undefined\"!=typeof document},function(){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(){return!(!Function.prototype||!Function.prototype.bind||!(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(){return\"JSON\"in window&&\"parse\"in JSON&&\"stringify\"in JSON},function(){return(new Canvas).supportsWebGLContext(e&&e.failIfMajorPerformanceCaveat||!1)},function(){return\"Worker\"in window}]),t=0;t<r.length;t++)if(!r[t]())return!1;return!0},exports.hardwareConcurrency=navigator.hardwareConcurrency||8,Object.defineProperty(exports,\"devicePixelRatio\",{get:function(){return window.devicePixelRatio}}),exports.supportsWebp=!1;var webpImgTest=document.createElement(\"img\");webpImgTest.onload=function(){exports.supportsWebp=!0},webpImgTest.src=\"data:image/webp;base64,UklGRh4AAABXRUJQVlA4TBEAAAAvAQAAAAfQ//73v/+BiOh/AAA=\";\n},{\"./canvas\":85}],85:[function(require,module,exports){\n\"use strict\";function Canvas(t,e){this.canvas=document.createElement(\"canvas\"),t&&e&&(this.canvas.style.position=\"absolute\",this.canvas.classList.add(\"mapboxgl-canvas\"),this.canvas.addEventListener(\"webglcontextlost\",t._contextLost.bind(t),!1),this.canvas.addEventListener(\"webglcontextrestored\",t._contextRestored.bind(t),!1),this.canvas.setAttribute(\"tabindex\",0),e.appendChild(this.canvas))}var util=require(\"../util\");module.exports=Canvas,Canvas.prototype.resize=function(t,e){var a=window.devicePixelRatio||1;this.canvas.width=a*t,this.canvas.height=a*e,this.canvas.style.width=t+\"px\",this.canvas.style.height=e+\"px\"};var requiredContextAttributes={antialias:!1,alpha:!0,stencil:!0,depth:!1};Canvas.prototype.getWebGLContext=function(t){return t=util.extend({},t,requiredContextAttributes),this.canvas.getContext(\"webgl\",t)||this.canvas.getContext(\"experimental-webgl\",t)},Canvas.prototype.supportsWebGLContext=function(t){var e=util.extend({failIfMajorPerformanceCaveat:t},requiredContextAttributes);return\"probablySupportsContext\"in this.canvas?this.canvas.probablySupportsContext(\"webgl\",e)||this.canvas.probablySupportsContext(\"experimental-webgl\",e):\"supportsContext\"in this.canvas?this.canvas.supportsContext(\"webgl\",e)||this.canvas.supportsContext(\"experimental-webgl\",e):!!window.WebGLRenderingContext&&!!this.getWebGLContext(t)},Canvas.prototype.getElement=function(){return this.canvas};\n},{\"../util\":95}],86:[function(require,module,exports){\n\"use strict\";function Dispatcher(r,t){this.actors=[],this.currentActor=0;for(var e=0;r>e;e++){var o=new WebWorkify(require(\"../../source/worker\")),s=new Actor(o,t);s.name=\"Worker \"+e,this.actors.push(s)}}var Actor=require(\"../actor\"),WebWorkify=require(\"webworkify\");module.exports=Dispatcher,Dispatcher.prototype={broadcast:function(r,t){for(var e=0;e<this.actors.length;e++)this.actors[e].send(r,t)},send:function(r,t,e,o,s){return(\"number\"!=typeof o||isNaN(o))&&(o=this.currentActor=(this.currentActor+1)%this.actors.length),this.actors[o].send(r,t,e,s),o},remove:function(){for(var r=0;r<this.actors.length;r++)this.actors[r].target.terminate();this.actors=[]}};\n},{\"../../source/worker\":39,\"../actor\":82,\"webworkify\":140}],87:[function(require,module,exports){\n\"use strict\";function testProp(e){for(var t=0;t<e.length;t++)if(e[t]in docStyle)return e[t]}function suppressClick(e){e.preventDefault(),e.stopPropagation(),window.removeEventListener(\"click\",suppressClick,!0)}var Point=require(\"point-geometry\");exports.create=function(e,t,r){var o=document.createElement(e);return t&&(o.className=t),r&&r.appendChild(o),o};var docStyle=document.documentElement.style,selectProp=testProp([\"userSelect\",\"MozUserSelect\",\"WebkitUserSelect\",\"msUserSelect\"]),userSelect;exports.disableDrag=function(){selectProp&&(userSelect=docStyle[selectProp],docStyle[selectProp]=\"none\")},exports.enableDrag=function(){selectProp&&(docStyle[selectProp]=userSelect)};var transformProp=testProp([\"transform\",\"WebkitTransform\"]);exports.setTransform=function(e,t){e.style[transformProp]=t},exports.suppressClick=function(){window.addEventListener(\"click\",suppressClick,!0),window.setTimeout(function(){window.removeEventListener(\"click\",suppressClick,!0)},0)},exports.mousePos=function(e,t){var r=e.getBoundingClientRect();return t=t.touches?t.touches[0]:t,new Point(t.clientX-r.left-e.clientLeft,t.clientY-r.top-e.clientTop)};\n},{\"point-geometry\":128}],88:[function(require,module,exports){\n\"use strict\";module.exports={API_URL:\"https://api.mapbox.com\",REQUIRE_ACCESS_TOKEN:!0};\n},{}],89:[function(require,module,exports){\n\"use strict\";var util=require(\"./util\"),Evented={on:function(t,e){return this._events=this._events||{},this._events[t]=this._events[t]||[],this._events[t].push(e),this},off:function(t,e){if(!t)return delete this._events,this;if(!this.listens(t))return this;if(e){var s=this._events[t].indexOf(e);s>=0&&this._events[t].splice(s,1),this._events[t].length||delete this._events[t]}else delete this._events[t];return this},once:function(t,e){var s=function(i){this.off(t,s),e.call(this,i)}.bind(this);return this.on(t,s),this},fire:function(t,e){if(!this.listens(t))return this;e=util.extend({},e),util.extend(e,{type:t,target:this});for(var s=this._events[t].slice(),i=0;i<s.length;i++)s[i].call(this,e);return this},listens:function(t){return!(!this._events||!this._events[t])}};module.exports=Evented;\n},{\"./util\":95}],90:[function(require,module,exports){\n\"use strict\";function Glyphs(a,e){this.stacks=a.readFields(readFontstacks,[],e)}function readFontstacks(a,e,r){if(1===a){var t=r.readMessage(readFontstack,{glyphs:{}});e.push(t)}}function readFontstack(a,e,r){if(1===a)e.name=r.readString();else if(2===a)e.range=r.readString();else if(3===a){var t=r.readMessage(readGlyph,{});e.glyphs[t.id]=t}}function readGlyph(a,e,r){1===a?e.id=r.readVarint():2===a?e.bitmap=r.readBytes():3===a?e.width=r.readVarint():4===a?e.height=r.readVarint():5===a?e.left=r.readSVarint():6===a?e.top=r.readSVarint():7===a&&(e.advance=r.readVarint())}module.exports=Glyphs;\n},{}],91:[function(require,module,exports){\n\"use strict\";function interpolate(t,e,n){return t*(1-n)+e*n}module.exports=interpolate,interpolate.number=interpolate,interpolate.vec2=function(t,e,n){return[interpolate(t[0],e[0],n),interpolate(t[1],e[1],n)]},interpolate.color=function(t,e,n){return[interpolate(t[0],e[0],n),interpolate(t[1],e[1],n),interpolate(t[2],e[2],n),interpolate(t[3],e[3],n)]},interpolate.array=function(t,e,n){return t.map(function(t,r){return interpolate(t,e[r],n)})};\n},{}],92:[function(require,module,exports){\n\"use strict\";function normalizeURL(e,r,o){if(o=o||config.ACCESS_TOKEN,!o&&config.REQUIRE_ACCESS_TOKEN)throw new Error(\"An API access token is required to use Mapbox GL. See https://www.mapbox.com/developers/api/#access-tokens\");if(e=e.replace(/^mapbox:\\/\\//,config.API_URL+r),e+=-1!==e.indexOf(\"?\")?\"&access_token=\":\"?access_token=\",config.REQUIRE_ACCESS_TOKEN){if(\"s\"===o[0])throw new Error(\"Use a public access token (pk.*) with Mapbox GL JS, not a secret access token (sk.*). See https://www.mapbox.com/developers/api/#access-tokens\");e+=o}return e}var config=require(\"./config\"),browser=require(\"./browser\");module.exports.normalizeStyleURL=function(e,r){if(!e.match(/^mapbox:\\/\\/styles\\//))return e;var o=e.split(\"/\"),t=o[3],s=o[4],n=o[5]?\"/draft\":\"\";return normalizeURL(\"mapbox://\"+t+\"/\"+s+n,\"/styles/v1/\",r)},module.exports.normalizeSourceURL=function(e,r){return e.match(/^mapbox:\\/\\//)?normalizeURL(e+\".json\",\"/v4/\",r)+\"&secure\":e},module.exports.normalizeGlyphsURL=function(e,r){if(!e.match(/^mapbox:\\/\\//))return e;var o=e.split(\"/\")[3];return normalizeURL(\"mapbox://\"+o+\"/{fontstack}/{range}.pbf\",\"/fonts/v1/\",r)},module.exports.normalizeSpriteURL=function(e,r,o,t){if(!e.match(/^mapbox:\\/\\/sprites\\//))return e+r+o;var s=e.split(\"/\"),n=s[3],a=s[4],i=s[5]?\"/draft\":\"\";return normalizeURL(\"mapbox://\"+n+\"/\"+a+i+\"/sprite\"+r+o,\"/styles/v1/\",t)},module.exports.normalizeTileURL=function(e,r){if(!r||!r.match(/^mapbox:\\/\\//))return e;e=e.replace(/([?&]access_token=)tk\\.[^&]+/,\"$1\"+config.ACCESS_TOKEN);var o=browser.supportsWebp?\"webp\":\"$1\";return e.replace(/\\.((?:png|jpg)\\d*)(?=$|\\?)/,browser.devicePixelRatio>=2?\"@2x.\"+o:\".\"+o)};\n},{\"./browser\":84,\"./config\":88}],93:[function(require,module,exports){\n\"use strict\";function MRUCache(t,e){this.max=t,this.onRemove=e,this.reset()}module.exports=MRUCache,MRUCache.prototype.reset=function(){for(var t in this.list)this.onRemove(this.list[t]);return this.list={},this.order=[],this},MRUCache.prototype.add=function(t,e){if(this.list[t]=e,this.order.push(t),this.order.length>this.max){var i=this.get(this.order[0]);i&&this.onRemove(i)}return this},MRUCache.prototype.has=function(t){return t in this.list},MRUCache.prototype.keys=function(){return this.order},MRUCache.prototype.get=function(t){if(!this.has(t))return null;var e=this.list[t];return delete this.list[t],this.order.splice(this.order.indexOf(t),1),e};\n},{}],94:[function(require,module,exports){\n\"use strict\";function resolveTokens(e,n){return n.replace(/{([^{}()\\[\\]<>$=:;.,^]+)}/g,function(n,r){return r in e?e[r]:\"\"})}module.exports=resolveTokens;\n},{}],95:[function(require,module,exports){\n\"use strict\";var UnitBezier=require(\"unitbezier\"),Coordinate=require(\"../geo/coordinate\");exports.easeCubicInOut=function(n){if(0>=n)return 0;if(n>=1)return 1;var t=n*n,r=t*n;return 4*(.5>n?r:3*(n-t)+r-.75)},exports.bezier=function(n,t,r,e){var o=new UnitBezier(n,t,r,e);return function(n){return o.solve(n)}},exports.ease=exports.bezier(.25,.1,.25,1),exports.premultiply=function(n){return n[0]*=n[3],n[1]*=n[3],n[2]*=n[3],n},exports.clamp=function(n,t,r){return Math.min(r,Math.max(t,n))},exports.wrap=function(n,t,r){var e=r-t,o=((n-t)%e+e)%e+t;return o===t?r:o},exports.coalesce=function(){for(var n=0;n<arguments.length;n++){var t=arguments[n];if(null!==t&&void 0!==t)return t}},exports.asyncAll=function(n,t,r){if(!n.length)return r(null,[]);var e=n.length,o=new Array(n.length),i=null;n.forEach(function(n,u){t(n,function(n,t){n&&(i=n),o[u]=t,0===--e&&r(i,o)})})},exports.keysDifference=function(n,t){var r=[];for(var e in n)e in t||r.push(e);return r},exports.extend=function(n){for(var t=1;t<arguments.length;t++){var r=arguments[t];for(var e in r)n[e]=r[e]}return n},exports.extendAll=function(n,t){for(var r in t)Object.defineProperty(n,r,Object.getOwnPropertyDescriptor(t,r));return n},exports.inherit=function(n,t){var r=\"function\"==typeof n?n.prototype:n,e=Object.create(r);return exports.extendAll(e,t),e},exports.pick=function(n,t){for(var r={},e=0;e<t.length;e++){var o=t[e];o in n&&(r[o]=n[o])}return r};var id=1;exports.uniqueId=function(){return id++},exports.throttle=function(n,t,r){var e,o,i,u;return u=function(){e=!1,o&&(i.apply(r,o),o=!1)},i=function(){e?o=arguments:(n.apply(r,arguments),setTimeout(u,t),e=!0)}},exports.debounce=function(n,t){var r,e;return function(){e=arguments,clearTimeout(r),r=setTimeout(function(){n.apply(null,e)},t)}},exports.bindAll=function(n,t){n.forEach(function(n){t[n]=t[n].bind(t)})},exports.bindHandlers=function(n){for(var t in n)\"function\"==typeof n[t]&&0===t.indexOf(\"_on\")&&(n[t]=n[t].bind(n))},exports.setOptions=function(n,t){n.hasOwnProperty(\"options\")||(n.options=n.options?Object.create(n.options):{});for(var r in t)n.options[r]=t[r];return n.options},exports.getCoordinatesCenter=function(n){for(var t=1/0,r=1/0,e=-(1/0),o=-(1/0),i=0;i<n.length;i++)t=Math.min(t,n[i].column),r=Math.min(r,n[i].row),e=Math.max(e,n[i].column),o=Math.max(o,n[i].row);var u=e-t,a=o-r,s=Math.max(u,a);return new Coordinate((t+e)/2,(r+o)/2,0).zoomTo(Math.floor(-Math.log(s)/Math.LN2))};\n},{\"../geo/coordinate\":9,\"unitbezier\":132}],96:[function(require,module,exports){\nfunction clamp_css_byte(e){return e=Math.round(e),0>e?0:e>255?255:e}function clamp_css_float(e){return 0>e?0:e>1?1:e}function parse_css_int(e){return clamp_css_byte(\"%\"===e[e.length-1]?parseFloat(e)/100*255:parseInt(e))}function parse_css_float(e){return clamp_css_float(\"%\"===e[e.length-1]?parseFloat(e)/100:parseFloat(e))}function css_hue_to_rgb(e,r,l){return 0>l?l+=1:l>1&&(l-=1),1>6*l?e+(r-e)*l*6:1>2*l?r:2>3*l?e+(r-e)*(2/3-l)*6:e}function parseCSSColor(e){var r=e.replace(/ /g,\"\").toLowerCase();if(r in kCSSColorTable)return kCSSColorTable[r].slice();if(\"#\"===r[0]){if(4===r.length){var l=parseInt(r.substr(1),16);return l>=0&&4095>=l?[(3840&l)>>4|(3840&l)>>8,240&l|(240&l)>>4,15&l|(15&l)<<4,1]:null}if(7===r.length){var l=parseInt(r.substr(1),16);return l>=0&&16777215>=l?[(16711680&l)>>16,(65280&l)>>8,255&l,1]:null}return null}var a=r.indexOf(\"(\"),t=r.indexOf(\")\");if(-1!==a&&t+1===r.length){var n=r.substr(0,a),s=r.substr(a+1,t-(a+1)).split(\",\"),o=1;switch(n){case\"rgba\":if(4!==s.length)return null;o=parse_css_float(s.pop());case\"rgb\":return 3!==s.length?null:[parse_css_int(s[0]),parse_css_int(s[1]),parse_css_int(s[2]),o];case\"hsla\":if(4!==s.length)return null;o=parse_css_float(s.pop());case\"hsl\":if(3!==s.length)return null;var i=(parseFloat(s[0])%360+360)%360/360,u=parse_css_float(s[1]),g=parse_css_float(s[2]),d=.5>=g?g*(u+1):g+u-g*u,c=2*g-d;return[clamp_css_byte(255*css_hue_to_rgb(c,d,i+1/3)),clamp_css_byte(255*css_hue_to_rgb(c,d,i)),clamp_css_byte(255*css_hue_to_rgb(c,d,i-1/3)),o];default:return null}}return null}var kCSSColorTable={transparent:[0,0,0,0],aliceblue:[240,248,255,1],antiquewhite:[250,235,215,1],aqua:[0,255,255,1],aquamarine:[127,255,212,1],azure:[240,255,255,1],beige:[245,245,220,1],bisque:[255,228,196,1],black:[0,0,0,1],blanchedalmond:[255,235,205,1],blue:[0,0,255,1],blueviolet:[138,43,226,1],brown:[165,42,42,1],burlywood:[222,184,135,1],cadetblue:[95,158,160,1],chartreuse:[127,255,0,1],chocolate:[210,105,30,1],coral:[255,127,80,1],cornflowerblue:[100,149,237,1],cornsilk:[255,248,220,1],crimson:[220,20,60,1],cyan:[0,255,255,1],darkblue:[0,0,139,1],darkcyan:[0,139,139,1],darkgoldenrod:[184,134,11,1],darkgray:[169,169,169,1],darkgreen:[0,100,0,1],darkgrey:[169,169,169,1],darkkhaki:[189,183,107,1],darkmagenta:[139,0,139,1],darkolivegreen:[85,107,47,1],darkorange:[255,140,0,1],darkorchid:[153,50,204,1],darkred:[139,0,0,1],darksalmon:[233,150,122,1],darkseagreen:[143,188,143,1],darkslateblue:[72,61,139,1],darkslategray:[47,79,79,1],darkslategrey:[47,79,79,1],darkturquoise:[0,206,209,1],darkviolet:[148,0,211,1],deeppink:[255,20,147,1],deepskyblue:[0,191,255,1],dimgray:[105,105,105,1],dimgrey:[105,105,105,1],dodgerblue:[30,144,255,1],firebrick:[178,34,34,1],floralwhite:[255,250,240,1],forestgreen:[34,139,34,1],fuchsia:[255,0,255,1],gainsboro:[220,220,220,1],ghostwhite:[248,248,255,1],gold:[255,215,0,1],goldenrod:[218,165,32,1],gray:[128,128,128,1],green:[0,128,0,1],greenyellow:[173,255,47,1],grey:[128,128,128,1],honeydew:[240,255,240,1],hotpink:[255,105,180,1],indianred:[205,92,92,1],indigo:[75,0,130,1],ivory:[255,255,240,1],khaki:[240,230,140,1],lavender:[230,230,250,1],lavenderblush:[255,240,245,1],lawngreen:[124,252,0,1],lemonchiffon:[255,250,205,1],lightblue:[173,216,230,1],lightcoral:[240,128,128,1],lightcyan:[224,255,255,1],lightgoldenrodyellow:[250,250,210,1],lightgray:[211,211,211,1],lightgreen:[144,238,144,1],lightgrey:[211,211,211,1],lightpink:[255,182,193,1],lightsalmon:[255,160,122,1],lightseagreen:[32,178,170,1],lightskyblue:[135,206,250,1],lightslategray:[119,136,153,1],lightslategrey:[119,136,153,1],lightsteelblue:[176,196,222,1],lightyellow:[255,255,224,1],lime:[0,255,0,1],limegreen:[50,205,50,1],linen:[250,240,230,1],magenta:[255,0,255,1],maroon:[128,0,0,1],mediumaquamarine:[102,205,170,1],mediumblue:[0,0,205,1],mediumorchid:[186,85,211,1],mediumpurple:[147,112,219,1],mediumseagreen:[60,179,113,1],mediumslateblue:[123,104,238,1],mediumspringgreen:[0,250,154,1],mediumturquoise:[72,209,204,1],mediumvioletred:[199,21,133,1],midnightblue:[25,25,112,1],mintcream:[245,255,250,1],mistyrose:[255,228,225,1],moccasin:[255,228,181,1],navajowhite:[255,222,173,1],navy:[0,0,128,1],oldlace:[253,245,230,1],olive:[128,128,0,1],olivedrab:[107,142,35,1],orange:[255,165,0,1],orangered:[255,69,0,1],orchid:[218,112,214,1],palegoldenrod:[238,232,170,1],palegreen:[152,251,152,1],paleturquoise:[175,238,238,1],palevioletred:[219,112,147,1],papayawhip:[255,239,213,1],peachpuff:[255,218,185,1],peru:[205,133,63,1],pink:[255,192,203,1],plum:[221,160,221,1],powderblue:[176,224,230,1],purple:[128,0,128,1],red:[255,0,0,1],rosybrown:[188,143,143,1],royalblue:[65,105,225,1],saddlebrown:[139,69,19,1],salmon:[250,128,114,1],sandybrown:[244,164,96,1],seagreen:[46,139,87,1],seashell:[255,245,238,1],sienna:[160,82,45,1],silver:[192,192,192,1],skyblue:[135,206,235,1],slateblue:[106,90,205,1],slategray:[112,128,144,1],slategrey:[112,128,144,1],snow:[255,250,250,1],springgreen:[0,255,127,1],steelblue:[70,130,180,1],tan:[210,180,140,1],teal:[0,128,128,1],thistle:[216,191,216,1],tomato:[255,99,71,1],turquoise:[64,224,208,1],violet:[238,130,238,1],wheat:[245,222,179,1],white:[255,255,255,1],whitesmoke:[245,245,245,1],yellow:[255,255,0,1],yellowgreen:[154,205,50,1]};try{exports.parseCSSColor=parseCSSColor}catch(e){}\n},{}],97:[function(require,module,exports){\n\"use strict\";function infix(t){return function(n,r,i){return\"$type\"===r?\"t\"+t+VectorTileFeatureTypes.indexOf(i):\"p[\"+JSON.stringify(r)+\"]\"+t+JSON.stringify(i)}}function strictInfix(t){var n=infix(t);return function(t,r,i){return\"$type\"===r?n(t,r,i):\"typeof(p[\"+JSON.stringify(r)+\"]) === typeof(\"+JSON.stringify(i)+\") && \"+n(t,r,i)}}function compile(t){return operators[t[0]].apply(t,t)}function truth(){return!0}var VectorTileFeatureTypes=[\"Unknown\",\"Point\",\"LineString\",\"Polygon\"],operators={\"==\":infix(\"===\"),\"!=\":infix(\"!==\"),\">\":strictInfix(\">\"),\"<\":strictInfix(\"<\"),\"<=\":strictInfix(\"<=\"),\">=\":strictInfix(\">=\"),\"in\":function(t,n){return Array.prototype.slice.call(arguments,2).map(function(r){return\"(\"+operators[\"==\"](t,n,r)+\")\"}).join(\"||\")||\"false\"},\"!in\":function(){return\"!(\"+operators[\"in\"].apply(this,arguments)+\")\"},any:function(){return Array.prototype.slice.call(arguments,1).map(function(t){return\"(\"+compile(t)+\")\"}).join(\"||\")||\"false\"},all:function(){return Array.prototype.slice.call(arguments,1).map(function(t){return\"(\"+compile(t)+\")\"}).join(\"&&\")||\"true\"},none:function(){return\"!(\"+operators.any.apply(this,arguments)+\")\"}};module.exports=function(t){if(!t)return truth;var n=\"var p = f.properties || f.tags || {}, t = f.type; return \"+compile(t)+\";\";return new Function(\"f\",n)};\n},{}],98:[function(require,module,exports){\n\"use strict\";function clip(e,n,t,r,l,u,i,s){if(t/=n,r/=n,i>=t&&r>=s)return e;if(i>r||t>s)return null;for(var p=[],h=0;h<e.length;h++){var c,a,o=e[h],f=o.geometry,g=o.type;if(c=o.min[l],a=o.max[l],c>=t&&r>=a)p.push(o);else if(!(c>r||t>a)){var m=1===g?clipPoints(f,t,r,l):clipGeometry(f,t,r,l,u,3===g);m.length&&p.push({geometry:m,type:g,tags:e[h].tags||null,min:o.min,max:o.max})}}return p.length?p:null}function clipPoints(e,n,t,r){for(var l=[],u=0;u<e.length;u++){var i=e[u],s=i[r];s>=n&&t>=s&&l.push(i)}return l}function clipGeometry(e,n,t,r,l,u){for(var i=[],s=0;s<e.length;s++){var p,h,c,a=0,o=0,f=null,g=e[s],m=g.area,v=g.dist,w=g.length,y=[];for(h=0;w-1>h;h++)p=f||g[h],f=g[h+1],a=o||p[r],o=f[r],n>a?o>t?(y.push(l(p,f,n),l(p,f,t)),u||(y=newSlice(i,y,m,v))):o>=n&&y.push(l(p,f,n)):a>t?n>o?(y.push(l(p,f,t),l(p,f,n)),u||(y=newSlice(i,y,m,v))):t>=o&&y.push(l(p,f,t)):(y.push(p),n>o?(y.push(l(p,f,n)),u||(y=newSlice(i,y,m,v))):o>t&&(y.push(l(p,f,t)),u||(y=newSlice(i,y,m,v))));p=g[w-1],a=p[r],a>=n&&t>=a&&y.push(p),c=y[y.length-1],u&&c&&(y[0][0]!==c[0]||y[0][1]!==c[1])&&y.push(y[0]),newSlice(i,y,m,v)}return i}function newSlice(e,n,t,r){return n.length&&(n.area=t,n.dist=r,e.push(n)),[]}module.exports=clip;\n},{}],99:[function(require,module,exports){\n\"use strict\";function convert(e,t){var r=[];if(\"FeatureCollection\"===e.type)for(var o=0;o<e.features.length;o++)convertFeature(r,e.features[o],t);else\"Feature\"===e.type?convertFeature(r,e,t):convertFeature(r,{geometry:e},t);return r}function convertFeature(e,t,r){var o,n,a,i=t.geometry,c=i.type,l=i.coordinates,u=t.properties;if(\"Point\"===c)e.push(create(u,1,[projectPoint(l)]));else if(\"MultiPoint\"===c)e.push(create(u,1,project(l)));else if(\"LineString\"===c)e.push(create(u,2,[project(l,r)]));else if(\"MultiLineString\"===c||\"Polygon\"===c){for(a=[],o=0;o<l.length;o++)a.push(project(l[o],r));e.push(create(u,\"Polygon\"===c?3:2,a))}else if(\"MultiPolygon\"===c){for(a=[],o=0;o<l.length;o++)for(n=0;n<l[o].length;n++)a.push(project(l[o][n],r));e.push(create(u,3,a))}else{if(\"GeometryCollection\"!==c)throw new Error(\"Input data is not a valid GeoJSON object.\");for(o=0;o<i.geometries.length;o++)convertFeature(e,{geometry:i.geometries[o],properties:u},r)}}function create(e,t,r){var o={geometry:r,type:t,tags:e||null,min:[2,1],max:[-1,0]};return calcBBox(o),o}function project(e,t){for(var r=[],o=0;o<e.length;o++)r.push(projectPoint(e[o]));return t&&(simplify(r,t),calcSize(r)),r}function projectPoint(e){var t=Math.sin(e[1]*Math.PI/180),r=e[0]/360+.5,o=.5-.25*Math.log((1+t)/(1-t))/Math.PI;return o=-1>o?-1:o>1?1:o,[r,o,0]}function calcSize(e){for(var t,r,o=0,n=0,a=0;a<e.length-1;a++)t=r||e[a],r=e[a+1],o+=t[0]*r[1]-r[0]*t[1],n+=Math.abs(r[0]-t[0])+Math.abs(r[1]-t[1]);e.area=Math.abs(o/2),e.dist=n}function calcBBox(e){var t=e.geometry,r=e.min,o=e.max;if(1===e.type)calcRingBBox(r,o,t);else for(var n=0;n<t.length;n++)calcRingBBox(r,o,t[n]);return e}function calcRingBBox(e,t,r){for(var o,n=0;n<r.length;n++)o=r[n],e[0]=Math.min(o[0],e[0]),t[0]=Math.max(o[0],t[0]),e[1]=Math.min(o[1],e[1]),t[1]=Math.max(o[1],t[1])}module.exports=convert;var simplify=require(\"./simplify\");\n},{\"./simplify\":101}],100:[function(require,module,exports){\n\"use strict\";function geojsonvt(e,t){return new GeoJSONVT(e,t)}function GeoJSONVT(e,t){t=this.options=extend(Object.create(this.options),t);var i=t.debug;i&&console.time(\"preprocess data\");var o=1<<t.maxZoom,n=convert(e,t.tolerance/(o*t.extent));this.tiles={},this.tileCoords=[],i&&(console.timeEnd(\"preprocess data\"),console.log(\"index: maxZoom: %d, maxPoints: %d\",t.indexMaxZoom,t.indexMaxPoints),console.time(\"generate tiles\"),this.stats={},this.total=0),n=wrap(n,t.buffer/t.extent,intersectX),n.length&&this.splitTile(n,0,0,0),i&&(n.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 toID(e,t,i){return 32*((1<<e)*i+t)+e}function intersectX(e,t,i){return[i,(i-e[0])*(t[1]-e[1])/(t[0]-e[0])+e[1],1]}function intersectY(e,t,i){return[(i-e[1])*(t[0]-e[0])/(t[1]-e[1])+e[0],i,1]}function extend(e,t){for(var i in t)e[i]=t[i];return e}function isClippedSquare(e,t,i){var o=e.source;if(1!==o.length)return!1;var n=o[0];if(3!==n.type||n.geometry.length>1)return!1;var r=n.geometry[0].length;if(5!==r)return!1;for(var s=0;r>s;s++){var l=transform.point(n.geometry[0][s],t,e.z2,e.x,e.y);if(l[0]!==-i&&l[0]!==t+i||l[1]!==-i&&l[1]!==t+i)return!1}return!0}module.exports=geojsonvt;var convert=require(\"./convert\"),transform=require(\"./transform\"),clip=require(\"./clip\"),wrap=require(\"./wrap\"),createTile=require(\"./tile\");GeoJSONVT.prototype.options={maxZoom:14,indexMaxZoom:5,indexMaxPoints:1e5,solidChildren:!1,tolerance:3,extent:4096,buffer:64,debug:0},GeoJSONVT.prototype.splitTile=function(e,t,i,o,n,r,s){for(var l=[e,t,i,o],a=this.options,u=a.debug,c=null;l.length;){o=l.pop(),i=l.pop(),t=l.pop(),e=l.pop();var p=1<<t,d=toID(t,i,o),m=this.tiles[d],f=t===a.maxZoom?0:a.tolerance/(p*a.extent);if(!m&&(u>1&&console.time(\"creation\"),m=this.tiles[d]=createTile(e,p,i,o,f,t===a.maxZoom),this.tileCoords.push({z:t,x:i,y:o}),u)){u>1&&(console.log(\"tile z%d-%d-%d (features: %d, points: %d, simplified: %d)\",t,i,o,m.numFeatures,m.numPoints,m.numSimplified),console.timeEnd(\"creation\"));var h=\"z\"+t;this.stats[h]=(this.stats[h]||0)+1,this.total++}if(m.source=e,n){if(t===a.maxZoom||t===n)continue;var x=1<<n-t;if(i!==Math.floor(r/x)||o!==Math.floor(s/x))continue}else if(t===a.indexMaxZoom||m.numPoints<=a.indexMaxPoints)continue;if(a.solidChildren||!isClippedSquare(m,a.extent,a.buffer)){m.source=null,u>1&&console.time(\"clipping\");var g,v,M,T,b,y,S=.5*a.buffer/a.extent,Z=.5-S,q=.5+S,w=1+S;g=v=M=T=null,b=clip(e,p,i-S,i+q,0,intersectX,m.min[0],m.max[0]),y=clip(e,p,i+Z,i+w,0,intersectX,m.min[0],m.max[0]),b&&(g=clip(b,p,o-S,o+q,1,intersectY,m.min[1],m.max[1]),v=clip(b,p,o+Z,o+w,1,intersectY,m.min[1],m.max[1])),y&&(M=clip(y,p,o-S,o+q,1,intersectY,m.min[1],m.max[1]),T=clip(y,p,o+Z,o+w,1,intersectY,m.min[1],m.max[1])),u>1&&console.timeEnd(\"clipping\"),g&&l.push(g,t+1,2*i,2*o),v&&l.push(v,t+1,2*i,2*o+1),M&&l.push(M,t+1,2*i+1,2*o),T&&l.push(T,t+1,2*i+1,2*o+1)}else n&&(c=t)}return c},GeoJSONVT.prototype.getTile=function(e,t,i){var o=this.options,n=o.extent,r=o.debug,s=1<<e;t=(t%s+s)%s;var l=toID(e,t,i);if(this.tiles[l])return transform.tile(this.tiles[l],n);r>1&&console.log(\"drilling down to z%d-%d-%d\",e,t,i);for(var a,u=e,c=t,p=i;!a&&u>0;)u--,c=Math.floor(c/2),p=Math.floor(p/2),a=this.tiles[toID(u,c,p)];if(!a||!a.source)return null;if(r>1&&console.log(\"found parent tile z%d-%d-%d\",u,c,p),isClippedSquare(a,n,o.buffer))return transform.tile(a,n);r>1&&console.time(\"drilling down\");var d=this.splitTile(a.source,u,c,p,e,t,i);if(r>1&&console.timeEnd(\"drilling down\"),null!==d){var m=1<<e-d;l=toID(d,Math.floor(t/m),Math.floor(i/m))}return this.tiles[l]?transform.tile(this.tiles[l],n):null};\n},{\"./clip\":98,\"./convert\":99,\"./tile\":102,\"./transform\":103,\"./wrap\":104}],101:[function(require,module,exports){\n\"use strict\";function simplify(t,i){var e,p,r,s,o=i*i,f=t.length,u=0,n=f-1,g=[];for(t[u][2]=1,t[n][2]=1;n;){for(p=0,e=u+1;n>e;e++)r=getSqSegDist(t[e],t[u],t[n]),r>p&&(s=e,p=r);p>o?(t[s][2]=p,g.push(u),g.push(s),u=s):(n=g.pop(),u=g.pop())}}function getSqSegDist(t,i,e){var p=i[0],r=i[1],s=e[0],o=e[1],f=t[0],u=t[1],n=s-p,g=o-r;if(0!==n||0!==g){var l=((f-p)*n+(u-r)*g)/(n*n+g*g);l>1?(p=s,r=o):l>0&&(p+=n*l,r+=g*l)}return n=f-p,g=u-r,n*n+g*g}module.exports=simplify;\n},{}],102:[function(require,module,exports){\n\"use strict\";function createTile(e,n,t,m,i,u){for(var r={features:[],numPoints:0,numSimplified:0,numFeatures:0,source:null,x:t,y:m,z2:n,transformed:!1,min:[2,1],max:[-1,0]},a=0;a<e.length;a++){r.numFeatures++,addFeature(r,e[a],i,u);var s=e[a].min,l=e[a].max;s[0]<r.min[0]&&(r.min[0]=s[0]),s[1]<r.min[1]&&(r.min[1]=s[1]),l[0]>r.max[0]&&(r.max[0]=l[0]),l[1]>r.max[1]&&(r.max[1]=l[1])}return r}function addFeature(e,n,t,m){var i,u,r,a,s=n.geometry,l=n.type,o=[],f=t*t;if(1===l)for(i=0;i<s.length;i++)o.push(s[i]),e.numPoints++,e.numSimplified++;else for(i=0;i<s.length;i++)if(r=s[i],m||!(2===l&&r.dist<t||3===l&&r.area<f)){var d=[];for(u=0;u<r.length;u++)a=r[u],(m||a[2]>f)&&(d.push(a),e.numSimplified++),e.numPoints++;o.push(d)}else e.numPoints+=r.length;o.length&&e.features.push({geometry:o,type:l,tags:n.tags||null})}module.exports=createTile;\n},{}],103:[function(require,module,exports){\n\"use strict\";function transformTile(r,t){if(r.transformed)return r;var n,e,o,f=r.z2,a=r.x,s=r.y;for(n=0;n<r.features.length;n++){var i=r.features[n],u=i.geometry,m=i.type;if(1===m)for(e=0;e<u.length;e++)u[e]=transformPoint(u[e],t,f,a,s);else for(e=0;e<u.length;e++){var l=u[e];for(o=0;o<l.length;o++)l[o]=transformPoint(l[o],t,f,a,s)}}return r.transformed=!0,r}function transformPoint(r,t,n,e,o){var f=Math.round(t*(r[0]*n-e)),a=Math.round(t*(r[1]*n-o));return[f,a]}exports.tile=transformTile,exports.point=transformPoint;\n},{}],104:[function(require,module,exports){\n\"use strict\";function wrap(r,t,e){var o=r,a=clip(r,1,-1-t,t,0,e,-1,2),s=clip(r,1,1-t,2+t,0,e,-1,2);return(a||s)&&(o=clip(r,1,-t,1+t,0,e,-1,2),a&&(o=shiftFeatureCoords(a,1).concat(o)),s&&(o=o.concat(shiftFeatureCoords(s,-1)))),o}function shiftFeatureCoords(r,t){for(var e=[],o=0;o<r.length;o++){var a,s=r[o],i=s.type;if(1===i)a=shiftCoords(s.geometry,t);else{a=[];for(var n=0;n<s.geometry.length;n++)a.push(shiftCoords(s.geometry[n],t))}e.push({geometry:a,type:i,tags:s.tags,min:[s.min[0]+t,s.min[1]],max:[s.max[0]+t,s.max[1]]})}return e}function shiftCoords(r,t){var e=[];e.area=r.area,e.dist=r.dist;for(var o=0;o<r.length;o++)e.push([r[o][0]+t,r[o][1],r[o][2]]);return e}var clip=require(\"./clip\");module.exports=wrap;\n},{\"./clip\":98}],105:[function(require,module,exports){\nexports.glMatrix=require(\"./gl-matrix/common.js\"),exports.mat2=require(\"./gl-matrix/mat2.js\"),exports.mat2d=require(\"./gl-matrix/mat2d.js\"),exports.mat3=require(\"./gl-matrix/mat3.js\"),exports.mat4=require(\"./gl-matrix/mat4.js\"),exports.quat=require(\"./gl-matrix/quat.js\"),exports.vec2=require(\"./gl-matrix/vec2.js\"),exports.vec3=require(\"./gl-matrix/vec3.js\"),exports.vec4=require(\"./gl-matrix/vec4.js\");\n},{\"./gl-matrix/common.js\":106,\"./gl-matrix/mat2.js\":107,\"./gl-matrix/mat2d.js\":108,\"./gl-matrix/mat3.js\":109,\"./gl-matrix/mat4.js\":110,\"./gl-matrix/quat.js\":111,\"./gl-matrix/vec2.js\":112,\"./gl-matrix/vec3.js\":113,\"./gl-matrix/vec4.js\":114}],106:[function(require,module,exports){\nvar glMatrix={};glMatrix.EPSILON=1e-6,glMatrix.ARRAY_TYPE=\"undefined\"!=typeof Float32Array?Float32Array:Array,glMatrix.RANDOM=Math.random,glMatrix.setMatrixArrayType=function(r){GLMAT_ARRAY_TYPE=r};var degree=Math.PI/180;glMatrix.toRadian=function(r){return r*degree},module.exports=glMatrix;\n},{}],107:[function(require,module,exports){\nvar glMatrix=require(\"./common.js\"),mat2={};mat2.create=function(){var t=new glMatrix.ARRAY_TYPE(4);return t[0]=1,t[1]=0,t[2]=0,t[3]=1,t},mat2.clone=function(t){var n=new glMatrix.ARRAY_TYPE(4);return n[0]=t[0],n[1]=t[1],n[2]=t[2],n[3]=t[3],n},mat2.copy=function(t,n){return t[0]=n[0],t[1]=n[1],t[2]=n[2],t[3]=n[3],t},mat2.identity=function(t){return t[0]=1,t[1]=0,t[2]=0,t[3]=1,t},mat2.transpose=function(t,n){if(t===n){var r=n[1];t[1]=n[2],t[2]=r}else t[0]=n[0],t[1]=n[2],t[2]=n[1],t[3]=n[3];return t},mat2.invert=function(t,n){var r=n[0],a=n[1],u=n[2],o=n[3],e=r*o-u*a;return e?(e=1/e,t[0]=o*e,t[1]=-a*e,t[2]=-u*e,t[3]=r*e,t):null},mat2.adjoint=function(t,n){var r=n[0];return t[0]=n[3],t[1]=-n[1],t[2]=-n[2],t[3]=r,t},mat2.determinant=function(t){return t[0]*t[3]-t[2]*t[1]},mat2.multiply=function(t,n,r){var a=n[0],u=n[1],o=n[2],e=n[3],i=r[0],m=r[1],c=r[2],f=r[3];return t[0]=a*i+o*m,t[1]=u*i+e*m,t[2]=a*c+o*f,t[3]=u*c+e*f,t},mat2.mul=mat2.multiply,mat2.rotate=function(t,n,r){var a=n[0],u=n[1],o=n[2],e=n[3],i=Math.sin(r),m=Math.cos(r);return t[0]=a*m+o*i,t[1]=u*m+e*i,t[2]=a*-i+o*m,t[3]=u*-i+e*m,t},mat2.scale=function(t,n,r){var a=n[0],u=n[1],o=n[2],e=n[3],i=r[0],m=r[1];return t[0]=a*i,t[1]=u*i,t[2]=o*m,t[3]=e*m,t},mat2.fromRotation=function(t,n){var r=Math.sin(n),a=Math.cos(n);return t[0]=a,t[1]=r,t[2]=-r,t[3]=a,t},mat2.fromScaling=function(t,n){return t[0]=n[0],t[1]=0,t[2]=0,t[3]=n[1],t},mat2.str=function(t){return\"mat2(\"+t[0]+\", \"+t[1]+\", \"+t[2]+\", \"+t[3]+\")\"},mat2.frob=function(t){return Math.sqrt(Math.pow(t[0],2)+Math.pow(t[1],2)+Math.pow(t[2],2)+Math.pow(t[3],2))},mat2.LDU=function(t,n,r,a){return t[2]=a[2]/a[0],r[0]=a[0],r[1]=a[1],r[3]=a[3]-t[2]*r[1],[t,n,r]},module.exports=mat2;\n},{\"./common.js\":106}],108:[function(require,module,exports){\nvar glMatrix=require(\"./common.js\"),mat2d={};mat2d.create=function(){var t=new glMatrix.ARRAY_TYPE(6);return t[0]=1,t[1]=0,t[2]=0,t[3]=1,t[4]=0,t[5]=0,t},mat2d.clone=function(t){var n=new glMatrix.ARRAY_TYPE(6);return n[0]=t[0],n[1]=t[1],n[2]=t[2],n[3]=t[3],n[4]=t[4],n[5]=t[5],n},mat2d.copy=function(t,n){return t[0]=n[0],t[1]=n[1],t[2]=n[2],t[3]=n[3],t[4]=n[4],t[5]=n[5],t},mat2d.identity=function(t){return t[0]=1,t[1]=0,t[2]=0,t[3]=1,t[4]=0,t[5]=0,t},mat2d.invert=function(t,n){var r=n[0],a=n[1],o=n[2],u=n[3],e=n[4],i=n[5],m=r*u-a*o;return m?(m=1/m,t[0]=u*m,t[1]=-a*m,t[2]=-o*m,t[3]=r*m,t[4]=(o*i-u*e)*m,t[5]=(a*e-r*i)*m,t):null},mat2d.determinant=function(t){return t[0]*t[3]-t[1]*t[2]},mat2d.multiply=function(t,n,r){var a=n[0],o=n[1],u=n[2],e=n[3],i=n[4],m=n[5],c=r[0],d=r[1],f=r[2],l=r[3],M=r[4],h=r[5];return t[0]=a*c+u*d,t[1]=o*c+e*d,t[2]=a*f+u*l,t[3]=o*f+e*l,t[4]=a*M+u*h+i,t[5]=o*M+e*h+m,t},mat2d.mul=mat2d.multiply,mat2d.rotate=function(t,n,r){var a=n[0],o=n[1],u=n[2],e=n[3],i=n[4],m=n[5],c=Math.sin(r),d=Math.cos(r);return t[0]=a*d+u*c,t[1]=o*d+e*c,t[2]=a*-c+u*d,t[3]=o*-c+e*d,t[4]=i,t[5]=m,t},mat2d.scale=function(t,n,r){var a=n[0],o=n[1],u=n[2],e=n[3],i=n[4],m=n[5],c=r[0],d=r[1];return t[0]=a*c,t[1]=o*c,t[2]=u*d,t[3]=e*d,t[4]=i,t[5]=m,t},mat2d.translate=function(t,n,r){var a=n[0],o=n[1],u=n[2],e=n[3],i=n[4],m=n[5],c=r[0],d=r[1];return t[0]=a,t[1]=o,t[2]=u,t[3]=e,t[4]=a*c+u*d+i,t[5]=o*c+e*d+m,t},mat2d.fromRotation=function(t,n){var r=Math.sin(n),a=Math.cos(n);return t[0]=a,t[1]=r,t[2]=-r,t[3]=a,t[4]=0,t[5]=0,t},mat2d.fromScaling=function(t,n){return t[0]=n[0],t[1]=0,t[2]=0,t[3]=n[1],t[4]=0,t[5]=0,t},mat2d.fromTranslation=function(t,n){return t[0]=1,t[1]=0,t[2]=0,t[3]=1,t[4]=n[0],t[5]=n[1],t},mat2d.str=function(t){return\"mat2d(\"+t[0]+\", \"+t[1]+\", \"+t[2]+\", \"+t[3]+\", \"+t[4]+\", \"+t[5]+\")\"},mat2d.frob=function(t){return Math.sqrt(Math.pow(t[0],2)+Math.pow(t[1],2)+Math.pow(t[2],2)+Math.pow(t[3],2)+Math.pow(t[4],2)+Math.pow(t[5],2)+1)},module.exports=mat2d;\n},{\"./common.js\":106}],109:[function(require,module,exports){\nvar glMatrix=require(\"./common.js\"),mat3={};mat3.create=function(){var t=new glMatrix.ARRAY_TYPE(9);return t[0]=1,t[1]=0,t[2]=0,t[3]=0,t[4]=1,t[5]=0,t[6]=0,t[7]=0,t[8]=1,t},mat3.fromMat4=function(t,n){return t[0]=n[0],t[1]=n[1],t[2]=n[2],t[3]=n[4],t[4]=n[5],t[5]=n[6],t[6]=n[8],t[7]=n[9],t[8]=n[10],t},mat3.clone=function(t){var n=new glMatrix.ARRAY_TYPE(9);return n[0]=t[0],n[1]=t[1],n[2]=t[2],n[3]=t[3],n[4]=t[4],n[5]=t[5],n[6]=t[6],n[7]=t[7],n[8]=t[8],n},mat3.copy=function(t,n){return t[0]=n[0],t[1]=n[1],t[2]=n[2],t[3]=n[3],t[4]=n[4],t[5]=n[5],t[6]=n[6],t[7]=n[7],t[8]=n[8],t},mat3.identity=function(t){return t[0]=1,t[1]=0,t[2]=0,t[3]=0,t[4]=1,t[5]=0,t[6]=0,t[7]=0,t[8]=1,t},mat3.transpose=function(t,n){if(t===n){var r=n[1],a=n[2],o=n[5];t[1]=n[3],t[2]=n[6],t[3]=r,t[5]=n[7],t[6]=a,t[7]=o}else t[0]=n[0],t[1]=n[3],t[2]=n[6],t[3]=n[1],t[4]=n[4],t[5]=n[7],t[6]=n[2],t[7]=n[5],t[8]=n[8];return t},mat3.invert=function(t,n){var r=n[0],a=n[1],o=n[2],u=n[3],m=n[4],e=n[5],i=n[6],c=n[7],f=n[8],l=f*m-e*c,M=-f*u+e*i,v=c*u-m*i,h=r*l+a*M+o*v;return h?(h=1/h,t[0]=l*h,t[1]=(-f*a+o*c)*h,t[2]=(e*a-o*m)*h,t[3]=M*h,t[4]=(f*r-o*i)*h,t[5]=(-e*r+o*u)*h,t[6]=v*h,t[7]=(-c*r+a*i)*h,t[8]=(m*r-a*u)*h,t):null},mat3.adjoint=function(t,n){var r=n[0],a=n[1],o=n[2],u=n[3],m=n[4],e=n[5],i=n[6],c=n[7],f=n[8];return t[0]=m*f-e*c,t[1]=o*c-a*f,t[2]=a*e-o*m,t[3]=e*i-u*f,t[4]=r*f-o*i,t[5]=o*u-r*e,t[6]=u*c-m*i,t[7]=a*i-r*c,t[8]=r*m-a*u,t},mat3.determinant=function(t){var n=t[0],r=t[1],a=t[2],o=t[3],u=t[4],m=t[5],e=t[6],i=t[7],c=t[8];return n*(c*u-m*i)+r*(-c*o+m*e)+a*(i*o-u*e)},mat3.multiply=function(t,n,r){var a=n[0],o=n[1],u=n[2],m=n[3],e=n[4],i=n[5],c=n[6],f=n[7],l=n[8],M=r[0],v=r[1],h=r[2],p=r[3],s=r[4],w=r[5],d=r[6],R=r[7],g=r[8];return t[0]=M*a+v*m+h*c,t[1]=M*o+v*e+h*f,t[2]=M*u+v*i+h*l,t[3]=p*a+s*m+w*c,t[4]=p*o+s*e+w*f,t[5]=p*u+s*i+w*l,t[6]=d*a+R*m+g*c,t[7]=d*o+R*e+g*f,t[8]=d*u+R*i+g*l,t},mat3.mul=mat3.multiply,mat3.translate=function(t,n,r){var a=n[0],o=n[1],u=n[2],m=n[3],e=n[4],i=n[5],c=n[6],f=n[7],l=n[8],M=r[0],v=r[1];return t[0]=a,t[1]=o,t[2]=u,t[3]=m,t[4]=e,t[5]=i,t[6]=M*a+v*m+c,t[7]=M*o+v*e+f,t[8]=M*u+v*i+l,t},mat3.rotate=function(t,n,r){var a=n[0],o=n[1],u=n[2],m=n[3],e=n[4],i=n[5],c=n[6],f=n[7],l=n[8],M=Math.sin(r),v=Math.cos(r);return t[0]=v*a+M*m,t[1]=v*o+M*e,t[2]=v*u+M*i,t[3]=v*m-M*a,t[4]=v*e-M*o,t[5]=v*i-M*u,t[6]=c,t[7]=f,t[8]=l,t},mat3.scale=function(t,n,r){var a=r[0],o=r[1];return t[0]=a*n[0],t[1]=a*n[1],t[2]=a*n[2],t[3]=o*n[3],t[4]=o*n[4],t[5]=o*n[5],t[6]=n[6],t[7]=n[7],t[8]=n[8],t},mat3.fromTranslation=function(t,n){return t[0]=1,t[1]=0,t[2]=0,t[3]=0,t[4]=1,t[5]=0,t[6]=n[0],t[7]=n[1],t[8]=1,t},mat3.fromRotation=function(t,n){var r=Math.sin(n),a=Math.cos(n);return t[0]=a,t[1]=r,t[2]=0,t[3]=-r,t[4]=a,t[5]=0,t[6]=0,t[7]=0,t[8]=1,t},mat3.fromScaling=function(t,n){return t[0]=n[0],t[1]=0,t[2]=0,t[3]=0,t[4]=n[1],t[5]=0,t[6]=0,t[7]=0,t[8]=1,t},mat3.fromMat2d=function(t,n){return t[0]=n[0],t[1]=n[1],t[2]=0,t[3]=n[2],t[4]=n[3],t[5]=0,t[6]=n[4],t[7]=n[5],t[8]=1,t},mat3.fromQuat=function(t,n){var r=n[0],a=n[1],o=n[2],u=n[3],m=r+r,e=a+a,i=o+o,c=r*m,f=a*m,l=a*e,M=o*m,v=o*e,h=o*i,p=u*m,s=u*e,w=u*i;return t[0]=1-l-h,t[3]=f-w,t[6]=M+s,t[1]=f+w,t[4]=1-c-h,t[7]=v-p,t[2]=M-s,t[5]=v+p,t[8]=1-c-l,t},mat3.normalFromMat4=function(t,n){var r=n[0],a=n[1],o=n[2],u=n[3],m=n[4],e=n[5],i=n[6],c=n[7],f=n[8],l=n[9],M=n[10],v=n[11],h=n[12],p=n[13],s=n[14],w=n[15],d=r*e-a*m,R=r*i-o*m,g=r*c-u*m,x=a*i-o*e,y=a*c-u*e,A=o*c-u*i,Y=f*p-l*h,T=f*s-M*h,j=f*w-v*h,q=l*s-M*p,E=l*w-v*p,P=M*w-v*s,_=d*P-R*E+g*q+x*j-y*T+A*Y;return _?(_=1/_,t[0]=(e*P-i*E+c*q)*_,t[1]=(i*j-m*P-c*T)*_,t[2]=(m*E-e*j+c*Y)*_,t[3]=(o*E-a*P-u*q)*_,t[4]=(r*P-o*j+u*T)*_,t[5]=(a*j-r*E-u*Y)*_,t[6]=(p*A-s*y+w*x)*_,t[7]=(s*g-h*A-w*R)*_,t[8]=(h*y-p*g+w*d)*_,t):null},mat3.str=function(t){return\"mat3(\"+t[0]+\", \"+t[1]+\", \"+t[2]+\", \"+t[3]+\", \"+t[4]+\", \"+t[5]+\", \"+t[6]+\", \"+t[7]+\", \"+t[8]+\")\"},mat3.frob=function(t){return Math.sqrt(Math.pow(t[0],2)+Math.pow(t[1],2)+Math.pow(t[2],2)+Math.pow(t[3],2)+Math.pow(t[4],2)+Math.pow(t[5],2)+Math.pow(t[6],2)+Math.pow(t[7],2)+Math.pow(t[8],2))},module.exports=mat3;\n},{\"./common.js\":106}],110:[function(require,module,exports){\nvar glMatrix=require(\"./common.js\"),mat4={};mat4.create=function(){var t=new glMatrix.ARRAY_TYPE(16);return t[0]=1,t[1]=0,t[2]=0,t[3]=0,t[4]=0,t[5]=1,t[6]=0,t[7]=0,t[8]=0,t[9]=0,t[10]=1,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,t},mat4.clone=function(t){var a=new glMatrix.ARRAY_TYPE(16);return a[0]=t[0],a[1]=t[1],a[2]=t[2],a[3]=t[3],a[4]=t[4],a[5]=t[5],a[6]=t[6],a[7]=t[7],a[8]=t[8],a[9]=t[9],a[10]=t[10],a[11]=t[11],a[12]=t[12],a[13]=t[13],a[14]=t[14],a[15]=t[15],a},mat4.copy=function(t,a){return t[0]=a[0],t[1]=a[1],t[2]=a[2],t[3]=a[3],t[4]=a[4],t[5]=a[5],t[6]=a[6],t[7]=a[7],t[8]=a[8],t[9]=a[9],t[10]=a[10],t[11]=a[11],t[12]=a[12],t[13]=a[13],t[14]=a[14],t[15]=a[15],t},mat4.identity=function(t){return t[0]=1,t[1]=0,t[2]=0,t[3]=0,t[4]=0,t[5]=1,t[6]=0,t[7]=0,t[8]=0,t[9]=0,t[10]=1,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,t},mat4.transpose=function(t,a){if(t===a){var r=a[1],n=a[2],o=a[3],e=a[6],i=a[7],u=a[11];t[1]=a[4],t[2]=a[8],t[3]=a[12],t[4]=r,t[6]=a[9],t[7]=a[13],t[8]=n,t[9]=e,t[11]=a[14],t[12]=o,t[13]=i,t[14]=u}else t[0]=a[0],t[1]=a[4],t[2]=a[8],t[3]=a[12],t[4]=a[1],t[5]=a[5],t[6]=a[9],t[7]=a[13],t[8]=a[2],t[9]=a[6],t[10]=a[10],t[11]=a[14],t[12]=a[3],t[13]=a[7],t[14]=a[11],t[15]=a[15];return t},mat4.invert=function(t,a){var r=a[0],n=a[1],o=a[2],e=a[3],i=a[4],u=a[5],M=a[6],m=a[7],h=a[8],c=a[9],f=a[10],s=a[11],l=a[12],v=a[13],p=a[14],w=a[15],g=r*u-n*i,P=r*M-o*i,R=r*m-e*i,x=n*M-o*u,I=n*m-e*u,S=o*m-e*M,d=h*v-c*l,q=h*p-f*l,E=h*w-s*l,O=c*p-f*v,b=c*w-s*v,T=f*w-s*p,Y=g*T-P*b+R*O+x*E-I*q+S*d;return Y?(Y=1/Y,t[0]=(u*T-M*b+m*O)*Y,t[1]=(o*b-n*T-e*O)*Y,t[2]=(v*S-p*I+w*x)*Y,t[3]=(f*I-c*S-s*x)*Y,t[4]=(M*E-i*T-m*q)*Y,t[5]=(r*T-o*E+e*q)*Y,t[6]=(p*R-l*S-w*P)*Y,t[7]=(h*S-f*R+s*P)*Y,t[8]=(i*b-u*E+m*d)*Y,t[9]=(n*E-r*b-e*d)*Y,t[10]=(l*I-v*R+w*g)*Y,t[11]=(c*R-h*I-s*g)*Y,t[12]=(u*q-i*O-M*d)*Y,t[13]=(r*O-n*q+o*d)*Y,t[14]=(v*P-l*x-p*g)*Y,t[15]=(h*x-c*P+f*g)*Y,t):null},mat4.adjoint=function(t,a){var r=a[0],n=a[1],o=a[2],e=a[3],i=a[4],u=a[5],M=a[6],m=a[7],h=a[8],c=a[9],f=a[10],s=a[11],l=a[12],v=a[13],p=a[14],w=a[15];return t[0]=u*(f*w-s*p)-c*(M*w-m*p)+v*(M*s-m*f),t[1]=-(n*(f*w-s*p)-c*(o*w-e*p)+v*(o*s-e*f)),t[2]=n*(M*w-m*p)-u*(o*w-e*p)+v*(o*m-e*M),t[3]=-(n*(M*s-m*f)-u*(o*s-e*f)+c*(o*m-e*M)),t[4]=-(i*(f*w-s*p)-h*(M*w-m*p)+l*(M*s-m*f)),t[5]=r*(f*w-s*p)-h*(o*w-e*p)+l*(o*s-e*f),t[6]=-(r*(M*w-m*p)-i*(o*w-e*p)+l*(o*m-e*M)),t[7]=r*(M*s-m*f)-i*(o*s-e*f)+h*(o*m-e*M),t[8]=i*(c*w-s*v)-h*(u*w-m*v)+l*(u*s-m*c),t[9]=-(r*(c*w-s*v)-h*(n*w-e*v)+l*(n*s-e*c)),t[10]=r*(u*w-m*v)-i*(n*w-e*v)+l*(n*m-e*u),t[11]=-(r*(u*s-m*c)-i*(n*s-e*c)+h*(n*m-e*u)),t[12]=-(i*(c*p-f*v)-h*(u*p-M*v)+l*(u*f-M*c)),t[13]=r*(c*p-f*v)-h*(n*p-o*v)+l*(n*f-o*c),t[14]=-(r*(u*p-M*v)-i*(n*p-o*v)+l*(n*M-o*u)),t[15]=r*(u*f-M*c)-i*(n*f-o*c)+h*(n*M-o*u),t},mat4.determinant=function(t){var a=t[0],r=t[1],n=t[2],o=t[3],e=t[4],i=t[5],u=t[6],M=t[7],m=t[8],h=t[9],c=t[10],f=t[11],s=t[12],l=t[13],v=t[14],p=t[15],w=a*i-r*e,g=a*u-n*e,P=a*M-o*e,R=r*u-n*i,x=r*M-o*i,I=n*M-o*u,S=m*l-h*s,d=m*v-c*s,q=m*p-f*s,E=h*v-c*l,O=h*p-f*l,b=c*p-f*v;return w*b-g*O+P*E+R*q-x*d+I*S},mat4.multiply=function(t,a,r){var n=a[0],o=a[1],e=a[2],i=a[3],u=a[4],M=a[5],m=a[6],h=a[7],c=a[8],f=a[9],s=a[10],l=a[11],v=a[12],p=a[13],w=a[14],g=a[15],P=r[0],R=r[1],x=r[2],I=r[3];return t[0]=P*n+R*u+x*c+I*v,t[1]=P*o+R*M+x*f+I*p,t[2]=P*e+R*m+x*s+I*w,t[3]=P*i+R*h+x*l+I*g,P=r[4],R=r[5],x=r[6],I=r[7],t[4]=P*n+R*u+x*c+I*v,t[5]=P*o+R*M+x*f+I*p,t[6]=P*e+R*m+x*s+I*w,t[7]=P*i+R*h+x*l+I*g,P=r[8],R=r[9],x=r[10],I=r[11],t[8]=P*n+R*u+x*c+I*v,t[9]=P*o+R*M+x*f+I*p,t[10]=P*e+R*m+x*s+I*w,t[11]=P*i+R*h+x*l+I*g,P=r[12],R=r[13],x=r[14],I=r[15],t[12]=P*n+R*u+x*c+I*v,t[13]=P*o+R*M+x*f+I*p,t[14]=P*e+R*m+x*s+I*w,t[15]=P*i+R*h+x*l+I*g,t},mat4.mul=mat4.multiply,mat4.translate=function(t,a,r){var n,o,e,i,u,M,m,h,c,f,s,l,v=r[0],p=r[1],w=r[2];return a===t?(t[12]=a[0]*v+a[4]*p+a[8]*w+a[12],t[13]=a[1]*v+a[5]*p+a[9]*w+a[13],t[14]=a[2]*v+a[6]*p+a[10]*w+a[14],t[15]=a[3]*v+a[7]*p+a[11]*w+a[15]):(n=a[0],o=a[1],e=a[2],i=a[3],u=a[4],M=a[5],m=a[6],h=a[7],c=a[8],f=a[9],s=a[10],l=a[11],t[0]=n,t[1]=o,t[2]=e,t[3]=i,t[4]=u,t[5]=M,t[6]=m,t[7]=h,t[8]=c,t[9]=f,t[10]=s,t[11]=l,t[12]=n*v+u*p+c*w+a[12],t[13]=o*v+M*p+f*w+a[13],t[14]=e*v+m*p+s*w+a[14],t[15]=i*v+h*p+l*w+a[15]),t},mat4.scale=function(t,a,r){var n=r[0],o=r[1],e=r[2];return t[0]=a[0]*n,t[1]=a[1]*n,t[2]=a[2]*n,t[3]=a[3]*n,t[4]=a[4]*o,t[5]=a[5]*o,t[6]=a[6]*o,t[7]=a[7]*o,t[8]=a[8]*e,t[9]=a[9]*e,t[10]=a[10]*e,t[11]=a[11]*e,t[12]=a[12],t[13]=a[13],t[14]=a[14],t[15]=a[15],t},mat4.rotate=function(t,a,r,n){var o,e,i,u,M,m,h,c,f,s,l,v,p,w,g,P,R,x,I,S,d,q,E,O,b=n[0],T=n[1],Y=n[2],y=Math.sqrt(b*b+T*T+Y*Y);return Math.abs(y)<glMatrix.EPSILON?null:(y=1/y,b*=y,T*=y,Y*=y,o=Math.sin(r),e=Math.cos(r),i=1-e,u=a[0],M=a[1],m=a[2],h=a[3],c=a[4],f=a[5],s=a[6],l=a[7],v=a[8],p=a[9],w=a[10],g=a[11],P=b*b*i+e,R=T*b*i+Y*o,x=Y*b*i-T*o,I=b*T*i-Y*o,S=T*T*i+e,d=Y*T*i+b*o,q=b*Y*i+T*o,E=T*Y*i-b*o,O=Y*Y*i+e,t[0]=u*P+c*R+v*x,t[1]=M*P+f*R+p*x,t[2]=m*P+s*R+w*x,t[3]=h*P+l*R+g*x,t[4]=u*I+c*S+v*d,t[5]=M*I+f*S+p*d,t[6]=m*I+s*S+w*d,t[7]=h*I+l*S+g*d,t[8]=u*q+c*E+v*O,t[9]=M*q+f*E+p*O,t[10]=m*q+s*E+w*O,t[11]=h*q+l*E+g*O,a!==t&&(t[12]=a[12],t[13]=a[13],t[14]=a[14],t[15]=a[15]),t)},mat4.rotateX=function(t,a,r){var n=Math.sin(r),o=Math.cos(r),e=a[4],i=a[5],u=a[6],M=a[7],m=a[8],h=a[9],c=a[10],f=a[11];return a!==t&&(t[0]=a[0],t[1]=a[1],t[2]=a[2],t[3]=a[3],t[12]=a[12],t[13]=a[13],t[14]=a[14],t[15]=a[15]),t[4]=e*o+m*n,t[5]=i*o+h*n,t[6]=u*o+c*n,t[7]=M*o+f*n,t[8]=m*o-e*n,t[9]=h*o-i*n,t[10]=c*o-u*n,t[11]=f*o-M*n,t},mat4.rotateY=function(t,a,r){var n=Math.sin(r),o=Math.cos(r),e=a[0],i=a[1],u=a[2],M=a[3],m=a[8],h=a[9],c=a[10],f=a[11];return a!==t&&(t[4]=a[4],t[5]=a[5],t[6]=a[6],t[7]=a[7],t[12]=a[12],t[13]=a[13],t[14]=a[14],t[15]=a[15]),t[0]=e*o-m*n,t[1]=i*o-h*n,t[2]=u*o-c*n,t[3]=M*o-f*n,t[8]=e*n+m*o,t[9]=i*n+h*o,t[10]=u*n+c*o,t[11]=M*n+f*o,t},mat4.rotateZ=function(t,a,r){var n=Math.sin(r),o=Math.cos(r),e=a[0],i=a[1],u=a[2],M=a[3],m=a[4],h=a[5],c=a[6],f=a[7];return a!==t&&(t[8]=a[8],t[9]=a[9],t[10]=a[10],t[11]=a[11],t[12]=a[12],t[13]=a[13],t[14]=a[14],t[15]=a[15]),t[0]=e*o+m*n,t[1]=i*o+h*n,t[2]=u*o+c*n,t[3]=M*o+f*n,t[4]=m*o-e*n,t[5]=h*o-i*n,t[6]=c*o-u*n,t[7]=f*o-M*n,t},mat4.fromTranslation=function(t,a){return t[0]=1,t[1]=0,t[2]=0,t[3]=0,t[4]=0,t[5]=1,t[6]=0,t[7]=0,t[8]=0,t[9]=0,t[10]=1,t[11]=0,t[12]=a[0],t[13]=a[1],t[14]=a[2],t[15]=1,t},mat4.fromScaling=function(t,a){return t[0]=a[0],t[1]=0,t[2]=0,t[3]=0,t[4]=0,t[5]=a[1],t[6]=0,t[7]=0,t[8]=0,t[9]=0,t[10]=a[2],t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,t},mat4.fromRotation=function(t,a,r){var n,o,e,i=r[0],u=r[1],M=r[2],m=Math.sqrt(i*i+u*u+M*M);return Math.abs(m)<glMatrix.EPSILON?null:(m=1/m,i*=m,u*=m,M*=m,n=Math.sin(a),o=Math.cos(a),e=1-o,t[0]=i*i*e+o,t[1]=u*i*e+M*n,t[2]=M*i*e-u*n,t[3]=0,t[4]=i*u*e-M*n,t[5]=u*u*e+o,t[6]=M*u*e+i*n,t[7]=0,t[8]=i*M*e+u*n,t[9]=u*M*e-i*n,t[10]=M*M*e+o,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,t)},mat4.fromXRotation=function(t,a){var r=Math.sin(a),n=Math.cos(a);return t[0]=1,t[1]=0,t[2]=0,t[3]=0,t[4]=0,t[5]=n,t[6]=r,t[7]=0,t[8]=0,t[9]=-r,t[10]=n,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,t},mat4.fromYRotation=function(t,a){var r=Math.sin(a),n=Math.cos(a);return t[0]=n,t[1]=0,t[2]=-r,t[3]=0,t[4]=0,t[5]=1,t[6]=0,t[7]=0,t[8]=r,t[9]=0,t[10]=n,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,t},mat4.fromZRotation=function(t,a){var r=Math.sin(a),n=Math.cos(a);return t[0]=n,t[1]=r,t[2]=0,t[3]=0,t[4]=-r,t[5]=n,t[6]=0,t[7]=0,t[8]=0,t[9]=0,t[10]=1,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,t},mat4.fromRotationTranslation=function(t,a,r){var n=a[0],o=a[1],e=a[2],i=a[3],u=n+n,M=o+o,m=e+e,h=n*u,c=n*M,f=n*m,s=o*M,l=o*m,v=e*m,p=i*u,w=i*M,g=i*m;return t[0]=1-(s+v),t[1]=c+g,t[2]=f-w,t[3]=0,t[4]=c-g,t[5]=1-(h+v),t[6]=l+p,t[7]=0,t[8]=f+w,t[9]=l-p,t[10]=1-(h+s),t[11]=0,t[12]=r[0],t[13]=r[1],t[14]=r[2],t[15]=1,t},mat4.fromRotationTranslationScale=function(t,a,r,n){var o=a[0],e=a[1],i=a[2],u=a[3],M=o+o,m=e+e,h=i+i,c=o*M,f=o*m,s=o*h,l=e*m,v=e*h,p=i*h,w=u*M,g=u*m,P=u*h,R=n[0],x=n[1],I=n[2];return t[0]=(1-(l+p))*R,t[1]=(f+P)*R,t[2]=(s-g)*R,t[3]=0,t[4]=(f-P)*x,t[5]=(1-(c+p))*x,t[6]=(v+w)*x,t[7]=0,t[8]=(s+g)*I,t[9]=(v-w)*I,t[10]=(1-(c+l))*I,t[11]=0,t[12]=r[0],t[13]=r[1],t[14]=r[2],t[15]=1,t},mat4.fromRotationTranslationScaleOrigin=function(t,a,r,n,o){var e=a[0],i=a[1],u=a[2],M=a[3],m=e+e,h=i+i,c=u+u,f=e*m,s=e*h,l=e*c,v=i*h,p=i*c,w=u*c,g=M*m,P=M*h,R=M*c,x=n[0],I=n[1],S=n[2],d=o[0],q=o[1],E=o[2];return t[0]=(1-(v+w))*x,t[1]=(s+R)*x,t[2]=(l-P)*x,t[3]=0,t[4]=(s-R)*I,t[5]=(1-(f+w))*I,t[6]=(p+g)*I,t[7]=0,t[8]=(l+P)*S,t[9]=(p-g)*S,t[10]=(1-(f+v))*S,t[11]=0,t[12]=r[0]+d-(t[0]*d+t[4]*q+t[8]*E),t[13]=r[1]+q-(t[1]*d+t[5]*q+t[9]*E),t[14]=r[2]+E-(t[2]*d+t[6]*q+t[10]*E),t[15]=1,t},mat4.fromQuat=function(t,a){var r=a[0],n=a[1],o=a[2],e=a[3],i=r+r,u=n+n,M=o+o,m=r*i,h=n*i,c=n*u,f=o*i,s=o*u,l=o*M,v=e*i,p=e*u,w=e*M;return t[0]=1-c-l,t[1]=h+w,t[2]=f-p,t[3]=0,t[4]=h-w,t[5]=1-m-l,t[6]=s+v,t[7]=0,t[8]=f+p,t[9]=s-v,t[10]=1-m-c,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,t},mat4.frustum=function(t,a,r,n,o,e,i){var u=1/(r-a),M=1/(o-n),m=1/(e-i);return t[0]=2*e*u,t[1]=0,t[2]=0,t[3]=0,t[4]=0,t[5]=2*e*M,t[6]=0,t[7]=0,t[8]=(r+a)*u,t[9]=(o+n)*M,t[10]=(i+e)*m,t[11]=-1,t[12]=0,t[13]=0,t[14]=i*e*2*m,t[15]=0,t},mat4.perspective=function(t,a,r,n,o){var e=1/Math.tan(a/2),i=1/(n-o);return t[0]=e/r,t[1]=0,t[2]=0,t[3]=0,t[4]=0,t[5]=e,t[6]=0,t[7]=0,t[8]=0,t[9]=0,t[10]=(o+n)*i,t[11]=-1,t[12]=0,t[13]=0,t[14]=2*o*n*i,t[15]=0,t},mat4.perspectiveFromFieldOfView=function(t,a,r,n){var o=Math.tan(a.upDegrees*Math.PI/180),e=Math.tan(a.downDegrees*Math.PI/180),i=Math.tan(a.leftDegrees*Math.PI/180),u=Math.tan(a.rightDegrees*Math.PI/180),M=2/(i+u),m=2/(o+e);return t[0]=M,t[1]=0,t[2]=0,t[3]=0,t[4]=0,t[5]=m,t[6]=0,t[7]=0,t[8]=-((i-u)*M*.5),t[9]=(o-e)*m*.5,t[10]=n/(r-n),t[11]=-1,t[12]=0,t[13]=0,t[14]=n*r/(r-n),t[15]=0,t},mat4.ortho=function(t,a,r,n,o,e,i){var u=1/(a-r),M=1/(n-o),m=1/(e-i);return t[0]=-2*u,t[1]=0,t[2]=0,t[3]=0,t[4]=0,t[5]=-2*M,t[6]=0,t[7]=0,t[8]=0,t[9]=0,t[10]=2*m,t[11]=0,t[12]=(a+r)*u,t[13]=(o+n)*M,t[14]=(i+e)*m,t[15]=1,t},mat4.lookAt=function(t,a,r,n){var o,e,i,u,M,m,h,c,f,s,l=a[0],v=a[1],p=a[2],w=n[0],g=n[1],P=n[2],R=r[0],x=r[1],I=r[2];return Math.abs(l-R)<glMatrix.EPSILON&&Math.abs(v-x)<glMatrix.EPSILON&&Math.abs(p-I)<glMatrix.EPSILON?mat4.identity(t):(h=l-R,c=v-x,f=p-I,s=1/Math.sqrt(h*h+c*c+f*f),h*=s,c*=s,f*=s,o=g*f-P*c,e=P*h-w*f,i=w*c-g*h,s=Math.sqrt(o*o+e*e+i*i),s?(s=1/s,o*=s,e*=s,i*=s):(o=0,e=0,i=0),u=c*i-f*e,M=f*o-h*i,m=h*e-c*o,s=Math.sqrt(u*u+M*M+m*m),s?(s=1/s,u*=s,M*=s,m*=s):(u=0,M=0,m=0),t[0]=o,t[1]=u,t[2]=h,t[3]=0,t[4]=e,t[5]=M,t[6]=c,t[7]=0,t[8]=i,t[9]=m,t[10]=f,t[11]=0,t[12]=-(o*l+e*v+i*p),t[13]=-(u*l+M*v+m*p),t[14]=-(h*l+c*v+f*p),t[15]=1,t)},mat4.str=function(t){return\"mat4(\"+t[0]+\", \"+t[1]+\", \"+t[2]+\", \"+t[3]+\", \"+t[4]+\", \"+t[5]+\", \"+t[6]+\", \"+t[7]+\", \"+t[8]+\", \"+t[9]+\", \"+t[10]+\", \"+t[11]+\", \"+t[12]+\", \"+t[13]+\", \"+t[14]+\", \"+t[15]+\")\"},mat4.frob=function(t){return Math.sqrt(Math.pow(t[0],2)+Math.pow(t[1],2)+Math.pow(t[2],2)+Math.pow(t[3],2)+Math.pow(t[4],2)+Math.pow(t[5],2)+Math.pow(t[6],2)+Math.pow(t[7],2)+Math.pow(t[8],2)+Math.pow(t[9],2)+Math.pow(t[10],2)+Math.pow(t[11],2)+Math.pow(t[12],2)+Math.pow(t[13],2)+Math.pow(t[14],2)+Math.pow(t[15],2))},module.exports=mat4;\n},{\"./common.js\":106}],111:[function(require,module,exports){\nvar glMatrix=require(\"./common.js\"),mat3=require(\"./mat3.js\"),vec3=require(\"./vec3.js\"),vec4=require(\"./vec4.js\"),quat={};quat.create=function(){var t=new glMatrix.ARRAY_TYPE(4);return t[0]=0,t[1]=0,t[2]=0,t[3]=1,t},quat.rotationTo=function(){var t=vec3.create(),a=vec3.fromValues(1,0,0),e=vec3.fromValues(0,1,0);return function(r,u,n){var c=vec3.dot(u,n);return-.999999>c?(vec3.cross(t,a,u),vec3.length(t)<1e-6&&vec3.cross(t,e,u),vec3.normalize(t,t),quat.setAxisAngle(r,t,Math.PI),r):c>.999999?(r[0]=0,r[1]=0,r[2]=0,r[3]=1,r):(vec3.cross(t,u,n),r[0]=t[0],r[1]=t[1],r[2]=t[2],r[3]=1+c,quat.normalize(r,r))}}(),quat.setAxes=function(){var t=mat3.create();return function(a,e,r,u){return t[0]=r[0],t[3]=r[1],t[6]=r[2],t[1]=u[0],t[4]=u[1],t[7]=u[2],t[2]=-e[0],t[5]=-e[1],t[8]=-e[2],quat.normalize(a,quat.fromMat3(a,t))}}(),quat.clone=vec4.clone,quat.fromValues=vec4.fromValues,quat.copy=vec4.copy,quat.set=vec4.set,quat.identity=function(t){return t[0]=0,t[1]=0,t[2]=0,t[3]=1,t},quat.setAxisAngle=function(t,a,e){e=.5*e;var r=Math.sin(e);return t[0]=r*a[0],t[1]=r*a[1],t[2]=r*a[2],t[3]=Math.cos(e),t},quat.add=vec4.add,quat.multiply=function(t,a,e){var r=a[0],u=a[1],n=a[2],c=a[3],q=e[0],o=e[1],s=e[2],i=e[3];return t[0]=r*i+c*q+u*s-n*o,t[1]=u*i+c*o+n*q-r*s,t[2]=n*i+c*s+r*o-u*q,t[3]=c*i-r*q-u*o-n*s,t},quat.mul=quat.multiply,quat.scale=vec4.scale,quat.rotateX=function(t,a,e){e*=.5;var r=a[0],u=a[1],n=a[2],c=a[3],q=Math.sin(e),o=Math.cos(e);return t[0]=r*o+c*q,t[1]=u*o+n*q,t[2]=n*o-u*q,t[3]=c*o-r*q,t},quat.rotateY=function(t,a,e){e*=.5;var r=a[0],u=a[1],n=a[2],c=a[3],q=Math.sin(e),o=Math.cos(e);return t[0]=r*o-n*q,t[1]=u*o+c*q,t[2]=n*o+r*q,t[3]=c*o-u*q,t},quat.rotateZ=function(t,a,e){e*=.5;var r=a[0],u=a[1],n=a[2],c=a[3],q=Math.sin(e),o=Math.cos(e);return t[0]=r*o+u*q,t[1]=u*o-r*q,t[2]=n*o+c*q,t[3]=c*o-n*q,t},quat.calculateW=function(t,a){var e=a[0],r=a[1],u=a[2];return t[0]=e,t[1]=r,t[2]=u,t[3]=Math.sqrt(Math.abs(1-e*e-r*r-u*u)),t},quat.dot=vec4.dot,quat.lerp=vec4.lerp,quat.slerp=function(t,a,e,r){var u,n,c,q,o,s=a[0],i=a[1],v=a[2],l=a[3],f=e[0],h=e[1],M=e[2],m=e[3];return n=s*f+i*h+v*M+l*m,0>n&&(n=-n,f=-f,h=-h,M=-M,m=-m),1-n>1e-6?(u=Math.acos(n),c=Math.sin(u),q=Math.sin((1-r)*u)/c,o=Math.sin(r*u)/c):(q=1-r,o=r),t[0]=q*s+o*f,t[1]=q*i+o*h,t[2]=q*v+o*M,t[3]=q*l+o*m,t},quat.sqlerp=function(){var t=quat.create(),a=quat.create();return function(e,r,u,n,c,q){return quat.slerp(t,r,c,q),quat.slerp(a,u,n,q),quat.slerp(e,t,a,2*q*(1-q)),e}}(),quat.invert=function(t,a){var e=a[0],r=a[1],u=a[2],n=a[3],c=e*e+r*r+u*u+n*n,q=c?1/c:0;return t[0]=-e*q,t[1]=-r*q,t[2]=-u*q,t[3]=n*q,t},quat.conjugate=function(t,a){return t[0]=-a[0],t[1]=-a[1],t[2]=-a[2],t[3]=a[3],t},quat.length=vec4.length,quat.len=quat.length,quat.squaredLength=vec4.squaredLength,quat.sqrLen=quat.squaredLength,quat.normalize=vec4.normalize,quat.fromMat3=function(t,a){var e,r=a[0]+a[4]+a[8];if(r>0)e=Math.sqrt(r+1),t[3]=.5*e,e=.5/e,t[0]=(a[5]-a[7])*e,t[1]=(a[6]-a[2])*e,t[2]=(a[1]-a[3])*e;else{var u=0;a[4]>a[0]&&(u=1),a[8]>a[3*u+u]&&(u=2);var n=(u+1)%3,c=(u+2)%3;e=Math.sqrt(a[3*u+u]-a[3*n+n]-a[3*c+c]+1),t[u]=.5*e,e=.5/e,t[3]=(a[3*n+c]-a[3*c+n])*e,t[n]=(a[3*n+u]+a[3*u+n])*e,t[c]=(a[3*c+u]+a[3*u+c])*e}return t},quat.str=function(t){return\"quat(\"+t[0]+\", \"+t[1]+\", \"+t[2]+\", \"+t[3]+\")\"},module.exports=quat;\n},{\"./common.js\":106,\"./mat3.js\":109,\"./vec3.js\":113,\"./vec4.js\":114}],112:[function(require,module,exports){\nvar glMatrix=require(\"./common.js\"),vec2={};vec2.create=function(){var n=new glMatrix.ARRAY_TYPE(2);return n[0]=0,n[1]=0,n},vec2.clone=function(n){var e=new glMatrix.ARRAY_TYPE(2);return e[0]=n[0],e[1]=n[1],e},vec2.fromValues=function(n,e){var r=new glMatrix.ARRAY_TYPE(2);return r[0]=n,r[1]=e,r},vec2.copy=function(n,e){return n[0]=e[0],n[1]=e[1],n},vec2.set=function(n,e,r){return n[0]=e,n[1]=r,n},vec2.add=function(n,e,r){return n[0]=e[0]+r[0],n[1]=e[1]+r[1],n},vec2.subtract=function(n,e,r){return n[0]=e[0]-r[0],n[1]=e[1]-r[1],n},vec2.sub=vec2.subtract,vec2.multiply=function(n,e,r){return n[0]=e[0]*r[0],n[1]=e[1]*r[1],n},vec2.mul=vec2.multiply,vec2.divide=function(n,e,r){return n[0]=e[0]/r[0],n[1]=e[1]/r[1],n},vec2.div=vec2.divide,vec2.min=function(n,e,r){return n[0]=Math.min(e[0],r[0]),n[1]=Math.min(e[1],r[1]),n},vec2.max=function(n,e,r){return n[0]=Math.max(e[0],r[0]),n[1]=Math.max(e[1],r[1]),n},vec2.scale=function(n,e,r){return n[0]=e[0]*r,n[1]=e[1]*r,n},vec2.scaleAndAdd=function(n,e,r,t){return n[0]=e[0]+r[0]*t,n[1]=e[1]+r[1]*t,n},vec2.distance=function(n,e){var r=e[0]-n[0],t=e[1]-n[1];return Math.sqrt(r*r+t*t)},vec2.dist=vec2.distance,vec2.squaredDistance=function(n,e){var r=e[0]-n[0],t=e[1]-n[1];return r*r+t*t},vec2.sqrDist=vec2.squaredDistance,vec2.length=function(n){var e=n[0],r=n[1];return Math.sqrt(e*e+r*r)},vec2.len=vec2.length,vec2.squaredLength=function(n){var e=n[0],r=n[1];return e*e+r*r},vec2.sqrLen=vec2.squaredLength,vec2.negate=function(n,e){return n[0]=-e[0],n[1]=-e[1],n},vec2.inverse=function(n,e){return n[0]=1/e[0],n[1]=1/e[1],n},vec2.normalize=function(n,e){var r=e[0],t=e[1],c=r*r+t*t;return c>0&&(c=1/Math.sqrt(c),n[0]=e[0]*c,n[1]=e[1]*c),n},vec2.dot=function(n,e){return n[0]*e[0]+n[1]*e[1]},vec2.cross=function(n,e,r){var t=e[0]*r[1]-e[1]*r[0];return n[0]=n[1]=0,n[2]=t,n},vec2.lerp=function(n,e,r,t){var c=e[0],u=e[1];return n[0]=c+t*(r[0]-c),n[1]=u+t*(r[1]-u),n},vec2.random=function(n,e){e=e||1;var r=2*glMatrix.RANDOM()*Math.PI;return n[0]=Math.cos(r)*e,n[1]=Math.sin(r)*e,n},vec2.transformMat2=function(n,e,r){var t=e[0],c=e[1];return n[0]=r[0]*t+r[2]*c,n[1]=r[1]*t+r[3]*c,n},vec2.transformMat2d=function(n,e,r){var t=e[0],c=e[1];return n[0]=r[0]*t+r[2]*c+r[4],n[1]=r[1]*t+r[3]*c+r[5],n},vec2.transformMat3=function(n,e,r){var t=e[0],c=e[1];return n[0]=r[0]*t+r[3]*c+r[6],n[1]=r[1]*t+r[4]*c+r[7],n},vec2.transformMat4=function(n,e,r){var t=e[0],c=e[1];return n[0]=r[0]*t+r[4]*c+r[12],n[1]=r[1]*t+r[5]*c+r[13],n},vec2.forEach=function(){var n=vec2.create();return function(e,r,t,c,u,v){var a,i;for(r||(r=2),t||(t=0),i=c?Math.min(c*r+t,e.length):e.length,a=t;i>a;a+=r)n[0]=e[a],n[1]=e[a+1],u(n,n,v),e[a]=n[0],e[a+1]=n[1];return e}}(),vec2.str=function(n){return\"vec2(\"+n[0]+\", \"+n[1]+\")\"},module.exports=vec2;\n},{\"./common.js\":106}],113:[function(require,module,exports){\nvar glMatrix=require(\"./common.js\"),vec3={};vec3.create=function(){var n=new glMatrix.ARRAY_TYPE(3);return n[0]=0,n[1]=0,n[2]=0,n},vec3.clone=function(n){var t=new glMatrix.ARRAY_TYPE(3);return t[0]=n[0],t[1]=n[1],t[2]=n[2],t},vec3.fromValues=function(n,t,e){var r=new glMatrix.ARRAY_TYPE(3);return r[0]=n,r[1]=t,r[2]=e,r},vec3.copy=function(n,t){return n[0]=t[0],n[1]=t[1],n[2]=t[2],n},vec3.set=function(n,t,e,r){return n[0]=t,n[1]=e,n[2]=r,n},vec3.add=function(n,t,e){return n[0]=t[0]+e[0],n[1]=t[1]+e[1],n[2]=t[2]+e[2],n},vec3.subtract=function(n,t,e){return n[0]=t[0]-e[0],n[1]=t[1]-e[1],n[2]=t[2]-e[2],n},vec3.sub=vec3.subtract,vec3.multiply=function(n,t,e){return n[0]=t[0]*e[0],n[1]=t[1]*e[1],n[2]=t[2]*e[2],n},vec3.mul=vec3.multiply,vec3.divide=function(n,t,e){return n[0]=t[0]/e[0],n[1]=t[1]/e[1],n[2]=t[2]/e[2],n},vec3.div=vec3.divide,vec3.min=function(n,t,e){return n[0]=Math.min(t[0],e[0]),n[1]=Math.min(t[1],e[1]),n[2]=Math.min(t[2],e[2]),n},vec3.max=function(n,t,e){return n[0]=Math.max(t[0],e[0]),n[1]=Math.max(t[1],e[1]),n[2]=Math.max(t[2],e[2]),n},vec3.scale=function(n,t,e){return n[0]=t[0]*e,n[1]=t[1]*e,n[2]=t[2]*e,n},vec3.scaleAndAdd=function(n,t,e,r){return n[0]=t[0]+e[0]*r,n[1]=t[1]+e[1]*r,n[2]=t[2]+e[2]*r,n},vec3.distance=function(n,t){var e=t[0]-n[0],r=t[1]-n[1],c=t[2]-n[2];return Math.sqrt(e*e+r*r+c*c)},vec3.dist=vec3.distance,vec3.squaredDistance=function(n,t){var e=t[0]-n[0],r=t[1]-n[1],c=t[2]-n[2];return e*e+r*r+c*c},vec3.sqrDist=vec3.squaredDistance,vec3.length=function(n){var t=n[0],e=n[1],r=n[2];return Math.sqrt(t*t+e*e+r*r)},vec3.len=vec3.length,vec3.squaredLength=function(n){var t=n[0],e=n[1],r=n[2];return t*t+e*e+r*r},vec3.sqrLen=vec3.squaredLength,vec3.negate=function(n,t){return n[0]=-t[0],n[1]=-t[1],n[2]=-t[2],n},vec3.inverse=function(n,t){return n[0]=1/t[0],n[1]=1/t[1],n[2]=1/t[2],n},vec3.normalize=function(n,t){var e=t[0],r=t[1],c=t[2],a=e*e+r*r+c*c;return a>0&&(a=1/Math.sqrt(a),n[0]=t[0]*a,n[1]=t[1]*a,n[2]=t[2]*a),n},vec3.dot=function(n,t){return n[0]*t[0]+n[1]*t[1]+n[2]*t[2]},vec3.cross=function(n,t,e){var r=t[0],c=t[1],a=t[2],u=e[0],v=e[1],i=e[2];return n[0]=c*i-a*v,n[1]=a*u-r*i,n[2]=r*v-c*u,n},vec3.lerp=function(n,t,e,r){var c=t[0],a=t[1],u=t[2];return n[0]=c+r*(e[0]-c),n[1]=a+r*(e[1]-a),n[2]=u+r*(e[2]-u),n},vec3.hermite=function(n,t,e,r,c,a){var u=a*a,v=u*(2*a-3)+1,i=u*(a-2)+a,o=u*(a-1),s=u*(3-2*a);return n[0]=t[0]*v+e[0]*i+r[0]*o+c[0]*s,n[1]=t[1]*v+e[1]*i+r[1]*o+c[1]*s,n[2]=t[2]*v+e[2]*i+r[2]*o+c[2]*s,n},vec3.bezier=function(n,t,e,r,c,a){var u=1-a,v=u*u,i=a*a,o=v*u,s=3*a*v,f=3*i*u,M=i*a;return n[0]=t[0]*o+e[0]*s+r[0]*f+c[0]*M,n[1]=t[1]*o+e[1]*s+r[1]*f+c[1]*M,n[2]=t[2]*o+e[2]*s+r[2]*f+c[2]*M,n},vec3.random=function(n,t){t=t||1;var e=2*glMatrix.RANDOM()*Math.PI,r=2*glMatrix.RANDOM()-1,c=Math.sqrt(1-r*r)*t;return n[0]=Math.cos(e)*c,n[1]=Math.sin(e)*c,n[2]=r*t,n},vec3.transformMat4=function(n,t,e){var r=t[0],c=t[1],a=t[2],u=e[3]*r+e[7]*c+e[11]*a+e[15];return u=u||1,n[0]=(e[0]*r+e[4]*c+e[8]*a+e[12])/u,n[1]=(e[1]*r+e[5]*c+e[9]*a+e[13])/u,n[2]=(e[2]*r+e[6]*c+e[10]*a+e[14])/u,n},vec3.transformMat3=function(n,t,e){var r=t[0],c=t[1],a=t[2];return n[0]=r*e[0]+c*e[3]+a*e[6],n[1]=r*e[1]+c*e[4]+a*e[7],n[2]=r*e[2]+c*e[5]+a*e[8],n},vec3.transformQuat=function(n,t,e){var r=t[0],c=t[1],a=t[2],u=e[0],v=e[1],i=e[2],o=e[3],s=o*r+v*a-i*c,f=o*c+i*r-u*a,M=o*a+u*c-v*r,h=-u*r-v*c-i*a;return n[0]=s*o+h*-u+f*-i-M*-v,n[1]=f*o+h*-v+M*-u-s*-i,n[2]=M*o+h*-i+s*-v-f*-u,n},vec3.rotateX=function(n,t,e,r){var c=[],a=[];return c[0]=t[0]-e[0],c[1]=t[1]-e[1],c[2]=t[2]-e[2],a[0]=c[0],a[1]=c[1]*Math.cos(r)-c[2]*Math.sin(r),a[2]=c[1]*Math.sin(r)+c[2]*Math.cos(r),n[0]=a[0]+e[0],n[1]=a[1]+e[1],n[2]=a[2]+e[2],n},vec3.rotateY=function(n,t,e,r){var c=[],a=[];return c[0]=t[0]-e[0],c[1]=t[1]-e[1],c[2]=t[2]-e[2],a[0]=c[2]*Math.sin(r)+c[0]*Math.cos(r),a[1]=c[1],a[2]=c[2]*Math.cos(r)-c[0]*Math.sin(r),n[0]=a[0]+e[0],n[1]=a[1]+e[1],n[2]=a[2]+e[2],n},vec3.rotateZ=function(n,t,e,r){var c=[],a=[];return c[0]=t[0]-e[0],c[1]=t[1]-e[1],c[2]=t[2]-e[2],a[0]=c[0]*Math.cos(r)-c[1]*Math.sin(r),a[1]=c[0]*Math.sin(r)+c[1]*Math.cos(r),a[2]=c[2],n[0]=a[0]+e[0],n[1]=a[1]+e[1],n[2]=a[2]+e[2],n},vec3.forEach=function(){var n=vec3.create();return function(t,e,r,c,a,u){var v,i;for(e||(e=3),r||(r=0),i=c?Math.min(c*e+r,t.length):t.length,v=r;i>v;v+=e)n[0]=t[v],n[1]=t[v+1],n[2]=t[v+2],a(n,n,u),t[v]=n[0],t[v+1]=n[1],t[v+2]=n[2];return t}}(),vec3.angle=function(n,t){var e=vec3.fromValues(n[0],n[1],n[2]),r=vec3.fromValues(t[0],t[1],t[2]);vec3.normalize(e,e),vec3.normalize(r,r);var c=vec3.dot(e,r);return c>1?0:Math.acos(c)},vec3.str=function(n){return\"vec3(\"+n[0]+\", \"+n[1]+\", \"+n[2]+\")\"},module.exports=vec3;\n},{\"./common.js\":106}],114:[function(require,module,exports){\nvar glMatrix=require(\"./common.js\"),vec4={};vec4.create=function(){var e=new glMatrix.ARRAY_TYPE(4);return e[0]=0,e[1]=0,e[2]=0,e[3]=0,e},vec4.clone=function(e){var n=new glMatrix.ARRAY_TYPE(4);return n[0]=e[0],n[1]=e[1],n[2]=e[2],n[3]=e[3],n},vec4.fromValues=function(e,n,t,r){var c=new glMatrix.ARRAY_TYPE(4);return c[0]=e,c[1]=n,c[2]=t,c[3]=r,c},vec4.copy=function(e,n){return e[0]=n[0],e[1]=n[1],e[2]=n[2],e[3]=n[3],e},vec4.set=function(e,n,t,r,c){return e[0]=n,e[1]=t,e[2]=r,e[3]=c,e},vec4.add=function(e,n,t){return e[0]=n[0]+t[0],e[1]=n[1]+t[1],e[2]=n[2]+t[2],e[3]=n[3]+t[3],e},vec4.subtract=function(e,n,t){return e[0]=n[0]-t[0],e[1]=n[1]-t[1],e[2]=n[2]-t[2],e[3]=n[3]-t[3],e},vec4.sub=vec4.subtract,vec4.multiply=function(e,n,t){return e[0]=n[0]*t[0],e[1]=n[1]*t[1],e[2]=n[2]*t[2],e[3]=n[3]*t[3],e},vec4.mul=vec4.multiply,vec4.divide=function(e,n,t){return e[0]=n[0]/t[0],e[1]=n[1]/t[1],e[2]=n[2]/t[2],e[3]=n[3]/t[3],e},vec4.div=vec4.divide,vec4.min=function(e,n,t){return e[0]=Math.min(n[0],t[0]),e[1]=Math.min(n[1],t[1]),e[2]=Math.min(n[2],t[2]),e[3]=Math.min(n[3],t[3]),e},vec4.max=function(e,n,t){return e[0]=Math.max(n[0],t[0]),e[1]=Math.max(n[1],t[1]),e[2]=Math.max(n[2],t[2]),e[3]=Math.max(n[3],t[3]),e},vec4.scale=function(e,n,t){return e[0]=n[0]*t,e[1]=n[1]*t,e[2]=n[2]*t,e[3]=n[3]*t,e},vec4.scaleAndAdd=function(e,n,t,r){return e[0]=n[0]+t[0]*r,e[1]=n[1]+t[1]*r,e[2]=n[2]+t[2]*r,e[3]=n[3]+t[3]*r,e},vec4.distance=function(e,n){var t=n[0]-e[0],r=n[1]-e[1],c=n[2]-e[2],u=n[3]-e[3];return Math.sqrt(t*t+r*r+c*c+u*u)},vec4.dist=vec4.distance,vec4.squaredDistance=function(e,n){var t=n[0]-e[0],r=n[1]-e[1],c=n[2]-e[2],u=n[3]-e[3];return t*t+r*r+c*c+u*u},vec4.sqrDist=vec4.squaredDistance,vec4.length=function(e){var n=e[0],t=e[1],r=e[2],c=e[3];return Math.sqrt(n*n+t*t+r*r+c*c)},vec4.len=vec4.length,vec4.squaredLength=function(e){var n=e[0],t=e[1],r=e[2],c=e[3];return n*n+t*t+r*r+c*c},vec4.sqrLen=vec4.squaredLength,vec4.negate=function(e,n){return e[0]=-n[0],e[1]=-n[1],e[2]=-n[2],e[3]=-n[3],e},vec4.inverse=function(e,n){return e[0]=1/n[0],e[1]=1/n[1],e[2]=1/n[2],e[3]=1/n[3],e},vec4.normalize=function(e,n){var t=n[0],r=n[1],c=n[2],u=n[3],a=t*t+r*r+c*c+u*u;return a>0&&(a=1/Math.sqrt(a),e[0]=t*a,e[1]=r*a,e[2]=c*a,e[3]=u*a),e},vec4.dot=function(e,n){return e[0]*n[0]+e[1]*n[1]+e[2]*n[2]+e[3]*n[3]},vec4.lerp=function(e,n,t,r){var c=n[0],u=n[1],a=n[2],v=n[3];return e[0]=c+r*(t[0]-c),e[1]=u+r*(t[1]-u),e[2]=a+r*(t[2]-a),e[3]=v+r*(t[3]-v),e},vec4.random=function(e,n){return n=n||1,e[0]=glMatrix.RANDOM(),e[1]=glMatrix.RANDOM(),e[2]=glMatrix.RANDOM(),e[3]=glMatrix.RANDOM(),vec4.normalize(e,e),vec4.scale(e,e,n),e},vec4.transformMat4=function(e,n,t){var r=n[0],c=n[1],u=n[2],a=n[3];return e[0]=t[0]*r+t[4]*c+t[8]*u+t[12]*a,e[1]=t[1]*r+t[5]*c+t[9]*u+t[13]*a,e[2]=t[2]*r+t[6]*c+t[10]*u+t[14]*a,e[3]=t[3]*r+t[7]*c+t[11]*u+t[15]*a,e},vec4.transformQuat=function(e,n,t){var r=n[0],c=n[1],u=n[2],a=t[0],v=t[1],i=t[2],o=t[3],f=o*r+v*u-i*c,s=o*c+i*r-a*u,l=o*u+a*c-v*r,M=-a*r-v*c-i*u;return e[0]=f*o+M*-a+s*-i-l*-v,e[1]=s*o+M*-v+l*-a-f*-i,e[2]=l*o+M*-i+f*-v-s*-a,e[3]=n[3],e},vec4.forEach=function(){var e=vec4.create();return function(n,t,r,c,u,a){var v,i;for(t||(t=4),r||(r=0),i=c?Math.min(c*t+r,n.length):n.length,v=r;i>v;v+=t)e[0]=n[v],e[1]=n[v+1],e[2]=n[v+2],e[3]=n[v+3],u(e,e,a),n[v]=e[0],n[v+1]=e[1],n[v+2]=e[2],n[v+3]=e[3];return n}}(),vec4.str=function(e){return\"vec4(\"+e[0]+\", \"+e[1]+\", \"+e[2]+\", 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p,w,f,e=8*M-h-1,i=(1<<e)-1,N=i>>1,n=23===h?Math.pow(2,-24)-Math.pow(2,-77):0,s=r?0:M-1,u=r?1:-1,l=0>o||0===o&&0>1/o?1:0;for(o=Math.abs(o),isNaN(o)||o===1/0?(w=isNaN(o)?1:0,p=i):(p=Math.floor(Math.log(o)/Math.LN2),o*(f=Math.pow(2,-p))<1&&(p--,f*=2),o+=p+N>=1?n/f:n*Math.pow(2,1-N),o*f>=2&&(p++,f/=2),p+N>=i?(w=0,p=i):p+N>=1?(w=(o*f-1)*Math.pow(2,h),p+=N):(w=o*Math.pow(2,N-1)*Math.pow(2,h),p=0));h>=8;a[t+s]=255&w,s+=u,w/=256,h-=8);for(p=p<<h|w,e+=h;e>0;a[t+s]=255&p,s+=u,p/=256,e-=8);a[t+s-u]|=128*l};\n},{}],116:[function(require,module,exports){\n\"function\"==typeof Object.create?module.exports=function(t,e){t.super_=e,t.prototype=Object.create(e.prototype,{constructor:{value:t,enumerable:!1,writable:!0,configurable:!0}})}:module.exports=function(t,e){t.super_=e;var o=function(){};o.prototype=e.prototype,t.prototype=new o,t.prototype.constructor=t};\n},{}],117:[function(require,module,exports){\n\"use strict\";function constant(r){return function(){return r}}function interpolateNumber(r,t,n){return r*(1-n)+t*n}function interpolateArray(r,t,n){for(var e=[],o=0;o<r.length;o++)e[o]=interpolateNumber(r[o],t[o],n);return e}exports.interpolated=function(r){if(!r.stops)return constant(r);var t=r.stops,n=r.base||1,e=Array.isArray(t[0][1])?interpolateArray:interpolateNumber;return function(r){for(var o,a,i=0;i<t.length;i++){var u=t[i];if(u[0]<=r&&(o=u),u[0]>r){a=u;break}}if(o&&a){var s=a[0]-o[0],f=r-o[0],p=1===n?f/s:(Math.pow(n,f)-1)/(Math.pow(n,s)-1);return e(o[1],a[1],p)}return o?o[1]:a?a[1]:void 0}},exports[\"piecewise-constant\"]=function(r){if(!r.stops)return constant(r);var t=r.stops;return function(r){for(var n=0;n<t.length;n++)if(t[n][0]>r)return t[0===n?0:n-1][1];return t[t.length-1][1]}};\n},{}],118:[function(require,module,exports){\n\"use strict\";var reference=require(\"../../reference/latest.min.js\"),validate=require(\"./parsed\");module.exports=function(e){return validate(e,reference)};\n},{\"../../reference/latest.min.js\":122,\"./parsed\":119}],119:[function(require,module,exports){\n\"use strict\";function typeof_(e){return e instanceof Number?\"number\":e instanceof String?\"string\":e instanceof Boolean?\"boolean\":Array.isArray(e)?\"array\":null===e?\"null\":typeof e}function unbundle(e){return e instanceof Number||e instanceof String||e instanceof Boolean?e.valueOf():e}var parseCSSColor=require(\"csscolorparser\").parseCSSColor,format=require(\"util\").format;module.exports=function(e,r){function t(e,r){var t={message:(e?e+\": \":\"\")+format.apply(format,Array.prototype.slice.call(arguments,2))};null!==r&&void 0!==r&&r.__line__&&(t.line=r.__line__),s.push(t)}function n(e,o,i){var s=typeof_(o);if(\"string\"===s&&\"@\"===o[0]){if(r.$version>7)return t(e,o,\"constants have been deprecated as of v8\");if(!(o in a))return t(e,o,'constant \"%s\" not found',o);o=a[o],s=typeof_(o)}if(i[\"function\"]&&\"object\"===s)return n[\"function\"](e,o,i);if(i.type){var u=n[i.type];if(u)return u(e,o,i);i=r[i.type]}n.object(e,o,i)}function o(e){return function(r,n,o){var a=typeof_(n);a!==e&&t(r,n,\"%s expected, %s found\",e,a),\"minimum\"in o&&n<o.minimum&&t(r,n,\"%s is less than the minimum value %s\",n,o.minimum),\"maximum\"in o&&n>o.maximum&&t(r,n,\"%s is greater than the maximum value %s\",n,o.maximum)}}var a=e.constants||{},i={},s=[];return n.constants=function(e,n){if(r.$version>7){if(n)return t(e,n,\"constants have been deprecated as of v8\")}else{var o=typeof_(n);if(\"object\"!==o)return t(e,n,\"object expected, %s found\",o);for(var a in n)\"@\"!==a[0]&&t(e+\".\"+a,n[a],'constants must start with \"@\"')}},n.source=function(e,o){if(!o.type)return void t(e,o,'\"type\" is required');var a=unbundle(o.type);switch(a){case\"vector\":case\"raster\":if(n.object(e,o,r.source_tile),\"url\"in o)for(var i in o)[\"type\",\"url\",\"tileSize\"].indexOf(i)<0&&t(e+\".\"+i,o[i],'a source with a \"url\" property may not 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found\",2,r.length):(n(e+\"[0]\",r[0],{type:\"number\"}),n(e+\"[1]\",r[1],a),void(\"number\"===typeof_(r[0])&&(\"piecewise-constant\"===a[\"function\"]&&r[0]%1!==0&&t(e+\"[0]\",r[0],\"zoom level for piecewise-constant functions must be an integer\"),r[0]<i&&t(e+\"[0]\",r[0],\"array stops must appear in ascending order\"),i=r[0])))}),\"array\"===typeof_(r)&&0===r.length&&t(e,r,\"array must have at least one stop\")}})},n[\"enum\"]=function(e,r,n){-1===n.values.indexOf(unbundle(r))&&t(e,r,\"expected one of [%s], %s found\",n.values.join(\", \"),r)},n.color=function(e,r){var n=typeof_(r);return\"string\"!==n?t(e,r,\"color expected, %s found\",n):null===parseCSSColor(r)?t(e,r,'color expected, \"%s\" found',r):void 0},n.number=o(\"number\"),n.string=o(\"string\"),n[\"boolean\"]=o(\"boolean\"),n[\"*\"]=function(){},n(\"\",e,r.$root),r.$version>7&&e.constants&&n.constants(\"constants\",e.constants),s.sort(function(e,r){return e.line-r.line}),s};\n},{\"csscolorparser\":120,\"util\":134}],120:[function(require,module,exports){\narguments[4][96][0].apply(exports,arguments)\n},{\"dup\":96}],121:[function(require,module,exports){\nmodule.exports=require(\"./v8.json\");\n},{\"./v8.json\":123}],122:[function(require,module,exports){\nmodule.exports=require(\"./v8.min.json\");\n},{\"./v8.min.json\":124}],123:[function(require,module,exports){\nmodule.exports={\"$version\":8,\"$root\":{\"version\":{\"required\":true,\"type\":\"enum\",\"values\":[8],\"doc\":\"Stylesheet version number. Must be 8.\",\"example\":8},\"name\":{\"type\":\"string\",\"doc\":\"A human-readable name for the style.\",\"example\":\"Bright\"},\"metadata\":{\"type\":\"*\",\"doc\":\"Arbitrary properties useful to track with the stylesheet, but do not influence rendering. Properties should be prefixed to avoid collisions, like 'mapbox:'.\"},\"center\":{\"type\":\"array\",\"value\":\"number\",\"doc\":\"Default map center in longitude and latitude.  The style center will be used only if the map has not been positioned by other means (e.g. map options or user interaction).\",\"example\":[-73.9749,40.7736]},\"zoom\":{\"type\":\"number\",\"doc\":\"Default zoom level.  The style zoom will be used only if the map has not been positioned by other means (e.g. map options or user interaction).\",\"example\":12.5},\"bearing\":{\"type\":\"number\",\"default\":0,\"period\":360,\"units\":\"degrees\",\"doc\":\"Default bearing, in degrees.  The style bearing will be used only if the map has not been positioned by other means (e.g. map options or user interaction).\",\"example\":29},\"pitch\":{\"type\":\"number\",\"default\":0,\"units\":\"degrees\",\"doc\":\"Default pitch, in degrees. Zero is perpendicular to the surface.  The style pitch will be used only if the map has not been positioned by other means (e.g. map options or user interaction).\",\"example\":50},\"sources\":{\"required\":true,\"type\":\"sources\",\"doc\":\"Data source specifications.\",\"example\":{\"mapbox-streets\":{\"type\":\"vector\",\"url\":\"mapbox://mapbox.mapbox-streets-v6\"}}},\"sprite\":{\"type\":\"string\",\"doc\":\"A base URL for retrieving the sprite image and metadata. The extensions `.png`, `.json` and scale factor `@2x.png` will be automatically appended.\",\"example\":\"mapbox://sprites/mapbox/bright-v8\"},\"glyphs\":{\"type\":\"string\",\"doc\":\"A URL template for loading signed-distance-field glyph sets in PBF format. Valid tokens are {fontstack} and {range}.\",\"example\":\"mapbox://fonts/mapbox/{fontstack}/{range}.pbf\"},\"transition\":{\"type\":\"transition\",\"doc\":\"A global transition definition to use as a default across properties.\",\"example\":{\"duration\":300,\"delay\":0}},\"layers\":{\"required\":true,\"type\":\"array\",\"value\":\"layer\",\"doc\":\"Layers will be drawn in the order of this array.\",\"example\":[{\"id\":\"water\",\"source\":\"mapbox-streets\",\"source-layer\":\"water\",\"type\":\"fill\",\"paint\":{\"fill-color\":\"#00ffff\"}}]}},\"sources\":{\"*\":{\"type\":\"source\",\"doc\":\"Specification of a data source. For vector and raster sources, either TileJSON or a URL to a TileJSON must be provided. For GeoJSON and video sources, a URL must be provided.\"}},\"source\":[\"source_tile\",\"source_geojson\",\"source_video\",\"source_image\"],\"source_tile\":{\"type\":{\"required\":true,\"type\":\"enum\",\"values\":[\"vector\",\"raster\"],\"doc\":\"The data type of the tile source.\"},\"url\":{\"type\":\"string\",\"doc\":\"A URL to a TileJSON resource. Supported protocols are `http:`, `https:`, and `mapbox://<mapid>`.\"},\"tiles\":{\"type\":\"array\",\"value\":\"string\",\"doc\":\"An array of one or more tile source URLs, as in the TileJSON spec.\"},\"minzoom\":{\"type\":\"number\",\"default\":0,\"doc\":\"Minimum zoom level for which tiles are available, as in the TileJSON spec.\"},\"maxzoom\":{\"type\":\"number\",\"default\":22,\"doc\":\"Maximum zoom level for which tiles are available, as in the TileJSON spec. Data from tiles at the maxzoom are used when displaying the map at higher zoom levels.\"},\"tileSize\":{\"type\":\"number\",\"default\":512,\"units\":\"pixels\",\"doc\":\"The minimum visual size to display tiles for this layer. Only configurable for raster layers.\"},\"*\":{\"type\":\"*\",\"doc\":\"Other keys to configure the data source.\"}},\"source_geojson\":{\"type\":{\"required\":true,\"type\":\"enum\",\"values\":[\"geojson\"],\"doc\":\"The data type of the GeoJSON source.\"},\"data\":{\"type\":\"*\",\"doc\":\"A URL to a GeoJSON file, or inline GeoJSON.\"},\"maxzoom\":{\"type\":\"number\",\"default\":14,\"doc\":\"Maximum zoom to preserve detail at.\"},\"buffer\":{\"type\":\"number\",\"default\":64,\"doc\":\"Tile buffer on each side.\"},\"tolerance\":{\"type\":\"number\",\"default\":3,\"doc\":\"Simplification tolerance (higher means simpler).\"}},\"source_video\":{\"type\":{\"required\":true,\"type\":\"enum\",\"values\":[\"video\"],\"doc\":\"The data type of the video source.\"},\"urls\":{\"required\":true,\"type\":\"array\",\"value\":\"string\",\"doc\":\"URLs to video content in order of preferred format.\"},\"coordinates\":{\"required\":true,\"doc\":\"Corners of video specified in longitude, latitude pairs.\",\"type\":\"array\",\"length\":4,\"value\":{\"type\":\"array\",\"length\":2,\"value\":\"number\",\"doc\":\"A single longitude, latitude pair.\"}}},\"source_image\":{\"type\":{\"required\":true,\"type\":\"enum\",\"values\":[\"image\"],\"doc\":\"The data type of the image source.\"},\"url\":{\"required\":true,\"type\":\"string\",\"doc\":\"URL that points to an image\"},\"coordinates\":{\"required\":true,\"doc\":\"Corners of image specified in longitude, latitude pairs.\",\"type\":\"array\",\"length\":4,\"value\":{\"type\":\"array\",\"length\":2,\"value\":\"number\",\"doc\":\"A single longitude, latitude pair.\"}}},\"layer\":{\"id\":{\"type\":\"string\",\"doc\":\"Unique layer name.\"},\"type\":{\"type\":\"enum\",\"values\":[\"fill\",\"line\",\"symbol\",\"circle\",\"raster\",\"background\"],\"doc\":\"Rendering type of this layer.\"},\"metadata\":{\"type\":\"*\",\"doc\":\"Arbitrary properties useful to track with the layer, but do not influence rendering. Properties should be prefixed to avoid collisions, like 'mapbox:'.\"},\"ref\":{\"type\":\"string\",\"doc\":\"References another layer to copy `type`, `source`, `source-layer`, `minzoom`, `maxzoom`, `filter`, and `layout` properties from. This allows the layers to share processing and be more efficient.\"},\"source\":{\"type\":\"string\",\"doc\":\"Name of a source description to be used for this layer.\"},\"source-layer\":{\"type\":\"string\",\"doc\":\"Layer to use from a vector tile source. Required if the source supports multiple layers.\"},\"minzoom\":{\"type\":\"number\",\"minimum\":0,\"maximum\":22,\"doc\":\"The minimum zoom level on which the layer gets parsed and appears on.\"},\"maxzoom\":{\"type\":\"number\",\"minimum\":0,\"maximum\":22,\"doc\":\"The maximum zoom level on which the layer gets parsed and appears on.\"},\"interactive\":{\"type\":\"boolean\",\"doc\":\"Enable querying of feature data from this layer for interactivity.\",\"default\":false},\"filter\":{\"type\":\"filter\",\"doc\":\"A expression specifying conditions on source features. Only features that match the filter are displayed.\"},\"layout\":{\"type\":\"layout\",\"doc\":\"Layout properties for the layer.\"},\"paint\":{\"type\":\"paint\",\"doc\":\"Default paint properties for this layer.\"},\"paint.*\":{\"type\":\"paint\",\"doc\":\"Class-specific paint properties for this layer. The class name is the part after the first dot.\"}},\"layout\":[\"layout_fill\",\"layout_line\",\"layout_circle\",\"layout_symbol\",\"layout_raster\",\"layout_background\"],\"layout_background\":{\"visibility\":{\"type\":\"enum\",\"function\":\"piecewise-constant\",\"values\":[\"visible\",\"none\"],\"default\":\"visible\",\"doc\":\"The display of this layer. `none` hides this layer.\"}},\"layout_fill\":{\"visibility\":{\"type\":\"enum\",\"function\":\"piecewise-constant\",\"values\":[\"visible\",\"none\"],\"default\":\"visible\",\"doc\":\"The display of this layer. `none` hides this layer.\"}},\"layout_circle\":{\"visibility\":{\"type\":\"enum\",\"function\":\"piecewise-constant\",\"values\":[\"visible\",\"none\"],\"default\":\"visible\",\"doc\":\"The display of this layer. `none` hides this layer.\"}},\"layout_line\":{\"line-cap\":{\"type\":\"enum\",\"function\":\"piecewise-constant\",\"values\":[\"butt\",\"round\",\"square\"],\"default\":\"butt\",\"doc\":\"The display of line endings.\"},\"line-join\":{\"type\":\"enum\",\"function\":\"piecewise-constant\",\"values\":[\"bevel\",\"round\",\"miter\"],\"default\":\"miter\",\"doc\":\"The display of lines when joining.\"},\"line-miter-limit\":{\"type\":\"number\",\"default\":2,\"function\":\"interpolated\",\"doc\":\"Used to automatically convert miter joins to bevel joins for sharp angles.\",\"requires\":[{\"line-join\":\"miter\"}]},\"line-round-limit\":{\"type\":\"number\",\"default\":1.05,\"function\":\"interpolated\",\"doc\":\"Used to automatically convert round joins to miter joins for shallow angles.\",\"requires\":[{\"line-join\":\"round\"}]},\"visibility\":{\"type\":\"enum\",\"function\":\"piecewise-constant\",\"values\":[\"visible\",\"none\"],\"default\":\"visible\",\"doc\":\"The display of this layer. `none` hides this layer.\"}},\"layout_symbol\":{\"symbol-placement\":{\"type\":\"enum\",\"function\":\"piecewise-constant\",\"values\":[\"point\",\"line\"],\"default\":\"point\",\"doc\":\"Label placement relative to its geometry. `line` can only be used on LineStrings and Polygons.\"},\"symbol-spacing\":{\"type\":\"number\",\"default\":250,\"minimum\":1,\"function\":\"interpolated\",\"units\":\"pixels\",\"doc\":\"Distance between two symbol anchors.\",\"requires\":[{\"symbol-placement\":\"line\"}]},\"symbol-avoid-edges\":{\"type\":\"boolean\",\"function\":\"piecewise-constant\",\"default\":false,\"doc\":\"If true, the symbols will not cross tile edges to avoid mutual collisions. Recommended in layers that don't have enough padding in the vector tile to prevent collisions, or if it is a point symbol layer placed after a line symbol layer.\"},\"icon-allow-overlap\":{\"type\":\"boolean\",\"function\":\"piecewise-constant\",\"default\":false,\"doc\":\"If true, the icon will be visible even if it collides with other previously drawn symbols.\",\"requires\":[\"icon-image\"]},\"icon-ignore-placement\":{\"type\":\"boolean\",\"function\":\"piecewise-constant\",\"default\":false,\"doc\":\"If true, other symbols can be visible even if they collide with the icon.\",\"requires\":[\"icon-image\"]},\"icon-optional\":{\"type\":\"boolean\",\"function\":\"piecewise-constant\",\"default\":false,\"doc\":\"If true, text will display without their corresponding icons when the icon collides with other symbols and the text does not.\",\"requires\":[\"icon-image\",\"text-field\"]},\"icon-rotation-alignment\":{\"type\":\"enum\",\"function\":\"piecewise-constant\",\"values\":[\"map\",\"viewport\"],\"default\":\"viewport\",\"doc\":\"Orientation of icon when map is rotated.\",\"requires\":[\"icon-image\"]},\"icon-size\":{\"type\":\"number\",\"default\":1,\"minimum\":0,\"function\":\"interpolated\",\"doc\":\"Scale factor for icon. 1 is original size, 3 triples the size.\",\"requires\":[\"icon-image\"]},\"icon-image\":{\"type\":\"string\",\"function\":\"piecewise-constant\",\"doc\":\"A string with {tokens} replaced, referencing the data property to pull from.\",\"tokens\":true},\"icon-rotate\":{\"type\":\"number\",\"default\":0,\"period\":360,\"function\":\"interpolated\",\"units\":\"degrees\",\"doc\":\"Rotates the icon clockwise.\",\"requires\":[\"icon-image\"]},\"icon-padding\":{\"type\":\"number\",\"default\":2,\"minimum\":0,\"function\":\"interpolated\",\"units\":\"pixels\",\"doc\":\"Size of the additional area around the icon bounding box used for detecting symbol collisions.\",\"requires\":[\"icon-image\"]},\"icon-keep-upright\":{\"type\":\"boolean\",\"function\":\"piecewise-constant\",\"default\":false,\"doc\":\"If true, the icon may be flipped to prevent it from being rendered upside-down.\",\"requires\":[\"icon-image\",{\"icon-rotation-alignment\":\"map\"},{\"symbol-placement\":\"line\"}]},\"icon-offset\":{\"type\":\"array\",\"value\":\"number\",\"length\":2,\"default\":[0,0],\"function\":\"interpolated\",\"doc\":\"Offset distance of icon from its anchor. Positive values indicate right and down, while negative values indicate left and up.\",\"requires\":[\"icon-image\"]},\"text-rotation-alignment\":{\"type\":\"enum\",\"function\":\"piecewise-constant\",\"values\":[\"map\",\"viewport\"],\"default\":\"viewport\",\"doc\":\"Orientation of text when map is rotated.\",\"requires\":[\"text-field\"]},\"text-field\":{\"type\":\"string\",\"function\":\"piecewise-constant\",\"default\":\"\",\"tokens\":true,\"doc\":\"Value to use for a text label. Feature properties are specified using tokens like {field_name}.\"},\"text-font\":{\"type\":\"array\",\"value\":\"string\",\"function\":\"piecewise-constant\",\"default\":[\"Open Sans Regular\",\"Arial Unicode MS Regular\"],\"doc\":\"Font stack to use for displaying text.\",\"requires\":[\"text-field\"]},\"text-size\":{\"type\":\"number\",\"default\":16,\"minimum\":0,\"units\":\"pixels\",\"function\":\"interpolated\",\"doc\":\"Font size.\",\"requires\":[\"text-field\"]},\"text-max-width\":{\"type\":\"number\",\"default\":10,\"minimum\":0,\"units\":\"em\",\"function\":\"interpolated\",\"doc\":\"The maximum line width for text wrapping.\",\"requires\":[\"text-field\"]},\"text-line-height\":{\"type\":\"number\",\"default\":1.2,\"units\":\"em\",\"function\":\"interpolated\",\"doc\":\"Text leading value for multi-line text.\",\"requires\":[\"text-field\"]},\"text-letter-spacing\":{\"type\":\"number\",\"default\":0,\"units\":\"em\",\"function\":\"interpolated\",\"doc\":\"Text tracking amount.\",\"requires\":[\"text-field\"]},\"text-justify\":{\"type\":\"enum\",\"function\":\"piecewise-constant\",\"values\":[\"left\",\"center\",\"right\"],\"default\":\"center\",\"doc\":\"Text justification options.\",\"requires\":[\"text-field\"]},\"text-anchor\":{\"type\":\"enum\",\"function\":\"piecewise-constant\",\"values\":[\"center\",\"left\",\"right\",\"top\",\"bottom\",\"top-left\",\"top-right\",\"bottom-left\",\"bottom-right\"],\"default\":\"center\",\"doc\":\"Part of the text placed closest to the anchor.\",\"requires\":[\"text-field\"]},\"text-max-angle\":{\"type\":\"number\",\"default\":45,\"units\":\"degrees\",\"function\":\"interpolated\",\"doc\":\"Maximum angle change between adjacent characters.\",\"requires\":[\"text-field\",{\"symbol-placement\":\"line\"}]},\"text-rotate\":{\"type\":\"number\",\"default\":0,\"period\":360,\"units\":\"degrees\",\"function\":\"interpolated\",\"doc\":\"Rotates the text clockwise.\",\"requires\":[\"text-field\"]},\"text-padding\":{\"type\":\"number\",\"default\":2,\"minimum\":0,\"units\":\"pixels\",\"function\":\"interpolated\",\"doc\":\"Size of the additional area around the text bounding box used for detecting symbol collisions.\",\"requires\":[\"text-field\"]},\"text-keep-upright\":{\"type\":\"boolean\",\"function\":\"piecewise-constant\",\"default\":true,\"doc\":\"If true, the text may be flipped vertically to prevent it from being rendered upside-down.\",\"requires\":[\"text-field\",{\"text-rotation-alignment\":\"map\"},{\"symbol-placement\":\"line\"}]},\"text-transform\":{\"type\":\"enum\",\"function\":\"piecewise-constant\",\"values\":[\"none\",\"uppercase\",\"lowercase\"],\"default\":\"none\",\"doc\":\"Specifies how to capitalize text, similar to the CSS `text-transform` property.\",\"requires\":[\"text-field\"]},\"text-offset\":{\"type\":\"array\",\"doc\":\"Offset distance of text from its anchor. Positive values indicate right and down, while negative values indicate left and up.\",\"value\":\"number\",\"units\":\"ems\",\"function\":\"interpolated\",\"length\":2,\"default\":[0,0],\"requires\":[\"text-field\"]},\"text-allow-overlap\":{\"type\":\"boolean\",\"function\":\"piecewise-constant\",\"default\":false,\"doc\":\"If true, the text will be visible even if it collides with other previously drawn symbols.\",\"requires\":[\"text-field\"]},\"text-ignore-placement\":{\"type\":\"boolean\",\"function\":\"piecewise-constant\",\"default\":false,\"doc\":\"If true, other symbols can be visible even if they collide with the text.\",\"requires\":[\"text-field\"]},\"text-optional\":{\"type\":\"boolean\",\"function\":\"piecewise-constant\",\"default\":false,\"doc\":\"If true, icons will display without their corresponding text when the text collides with other symbols and the icon does not.\",\"requires\":[\"text-field\",\"icon-image\"]},\"visibility\":{\"type\":\"enum\",\"function\":\"piecewise-constant\",\"values\":[\"visible\",\"none\"],\"default\":\"visible\",\"doc\":\"The display of this layer. `none` hides this layer.\"}},\"layout_raster\":{\"visibility\":{\"type\":\"enum\",\"function\":\"piecewise-constant\",\"values\":[\"visible\",\"none\"],\"default\":\"visible\",\"doc\":\"The display of this layer. `none` hides this layer.\"}},\"filter\":{\"type\":\"array\",\"value\":\"*\",\"doc\":\"A filter selects specific features from a layer.\"},\"filter_operator\":{\"type\":\"enum\",\"values\":[\"==\",\"!=\",\">\",\">=\",\"<\",\"<=\",\"in\",\"!in\",\"all\",\"any\",\"none\"],\"doc\":\"The filter operator.\"},\"geometry_type\":{\"type\":\"enum\",\"values\":[\"Point\",\"LineString\",\"Polygon\"],\"doc\":\"The geometry type for the filter to select.\"},\"color_operation\":{\"type\":\"enum\",\"values\":[\"lighten\",\"saturate\",\"spin\",\"fade\",\"mix\"],\"doc\":\"A color operation to apply.\"},\"function\":{\"stops\":{\"type\":\"array\",\"required\":true,\"doc\":\"An array of stops.\",\"value\":\"function_stop\"},\"base\":{\"type\":\"number\",\"default\":1,\"minimum\":0,\"doc\":\"The exponential base of the interpolation curve. It controls the rate at which the result increases. Higher values make the result increase more towards the high end of the range. With `1` the stops are interpolated linearly.\"}},\"function_stop\":{\"type\":\"array\",\"minimum\":0,\"maximum\":22,\"value\":[\"number\",\"color\"],\"length\":2,\"doc\":\"Zoom level and value pair.\"},\"paint\":[\"paint_fill\",\"paint_line\",\"paint_circle\",\"paint_symbol\",\"paint_raster\",\"paint_background\"],\"paint_fill\":{\"fill-antialias\":{\"type\":\"boolean\",\"function\":\"piecewise-constant\",\"default\":true,\"doc\":\"Whether or not the fill should be antialiased.\"},\"fill-opacity\":{\"type\":\"number\",\"function\":\"interpolated\",\"default\":1,\"minimum\":0,\"maximum\":1,\"doc\":\"The opacity given to the fill color.\",\"transition\":true},\"fill-color\":{\"type\":\"color\",\"default\":\"#000000\",\"doc\":\"The color of the fill.\",\"function\":\"interpolated\",\"transition\":true,\"requires\":[{\"!\":\"fill-pattern\"}]},\"fill-outline-color\":{\"type\":\"color\",\"doc\":\"The outline color of the fill. Matches the value of `fill-color` if unspecified.\",\"function\":\"interpolated\",\"transition\":true,\"requires\":[{\"!\":\"fill-pattern\"},{\"fill-antialias\":true}]},\"fill-translate\":{\"type\":\"array\",\"value\":\"number\",\"length\":2,\"default\":[0,0],\"function\":\"interpolated\",\"transition\":true,\"units\":\"pixels\",\"doc\":\"The geometry's offset. Values are [x, y] where negatives indicate left and up, respectively.\"},\"fill-translate-anchor\":{\"type\":\"enum\",\"function\":\"piecewise-constant\",\"values\":[\"map\",\"viewport\"],\"doc\":\"Control whether the translation is relative to the map (north) or viewport (screen)\",\"default\":\"map\",\"requires\":[\"fill-translate\"]},\"fill-pattern\":{\"type\":\"string\",\"function\":\"piecewise-constant\",\"transition\":true,\"doc\":\"Name of image in sprite to use for drawing image fills. For seamless patterns, image width and height must be a factor of two (2, 4, 8, ..., 512).\"}},\"paint_line\":{\"line-opacity\":{\"type\":\"number\",\"doc\":\"The opacity at which the line will be drawn.\",\"function\":\"interpolated\",\"default\":1,\"minimum\":0,\"maximum\":1,\"transition\":true},\"line-color\":{\"type\":\"color\",\"doc\":\"The color with which the line will be drawn.\",\"default\":\"#000000\",\"function\":\"interpolated\",\"transition\":true,\"requires\":[{\"!\":\"line-pattern\"}]},\"line-translate\":{\"type\":\"array\",\"value\":\"number\",\"length\":2,\"default\":[0,0],\"function\":\"interpolated\",\"transition\":true,\"units\":\"pixels\",\"doc\":\"The geometry's offset. Values are [x, y] where negatives indicate left and up, respectively.\"},\"line-translate-anchor\":{\"type\":\"enum\",\"function\":\"piecewise-constant\",\"values\":[\"map\",\"viewport\"],\"doc\":\"Control whether the translation is relative to the map (north) or viewport (screen)\",\"default\":\"map\",\"requires\":[\"line-translate\"]},\"line-width\":{\"type\":\"number\",\"default\":1,\"minimum\":0,\"function\":\"interpolated\",\"transition\":true,\"units\":\"pixels\",\"doc\":\"Stroke thickness.\"},\"line-gap-width\":{\"type\":\"number\",\"default\":0,\"minimum\":0,\"doc\":\"Draws a line casing outside of a line's actual path. Value indicates the width of the inner gap.\",\"function\":\"interpolated\",\"transition\":true,\"units\":\"pixels\"},\"line-offset\":{\"type\":\"number\",\"default\":0,\"doc\":\"The line's offset perpendicular to its direction. Values may be positive or negative, where positive indicates \\\"leftwards\\\" (if you were moving in the direction of the line) and negative indicates \\\"rightwards.\\\"\",\"function\":\"interpolated\",\"transition\":true,\"units\":\"pixels\"},\"line-blur\":{\"type\":\"number\",\"default\":0,\"minimum\":0,\"function\":\"interpolated\",\"transition\":true,\"units\":\"pixels\",\"doc\":\"Blur applied to the line, in pixels.\"},\"line-dasharray\":{\"type\":\"array\",\"value\":\"number\",\"function\":\"piecewise-constant\",\"doc\":\"Specifies the lengths of the alternating dashes and gaps that form the dash pattern. The lengths are later scaled by the line width. To convert a dash length to pixels, multiply the length by the current line width.\",\"minimum\":0,\"transition\":true,\"units\":\"line widths\",\"requires\":[{\"!\":\"line-pattern\"}]},\"line-pattern\":{\"type\":\"string\",\"function\":\"piecewise-constant\",\"transition\":true,\"doc\":\"Name of image in sprite to use for drawing image lines. For seamless patterns, image width must be a factor of two (2, 4, 8, ..., 512).\"}},\"paint_circle\":{\"circle-radius\":{\"type\":\"number\",\"default\":5,\"minimum\":0,\"function\":\"interpolated\",\"transition\":true,\"units\":\"pixels\",\"doc\":\"Circle radius.\"},\"circle-color\":{\"type\":\"color\",\"default\":\"#000000\",\"doc\":\"The color of the circle.\",\"function\":\"interpolated\",\"transition\":true},\"circle-blur\":{\"type\":\"number\",\"default\":0,\"doc\":\"Amount to blur the circle. 1 blurs the circle such that only the centerpoint is full opacity.\",\"function\":\"interpolated\",\"transition\":true},\"circle-opacity\":{\"type\":\"number\",\"doc\":\"The opacity at which the circle will be drawn.\",\"default\":1,\"minimum\":0,\"maximum\":1,\"function\":\"interpolated\",\"transition\":true},\"circle-translate\":{\"type\":\"array\",\"value\":\"number\",\"length\":2,\"default\":[0,0],\"function\":\"interpolated\",\"transition\":true,\"units\":\"pixels\",\"doc\":\"The geometry's offset. Values are [x, y] where negatives indicate left and up, respectively.\"},\"circle-translate-anchor\":{\"type\":\"enum\",\"function\":\"piecewise-constant\",\"values\":[\"map\",\"viewport\"],\"doc\":\"Control whether the translation is relative to the map (north) or viewport (screen)\",\"default\":\"map\",\"requires\":[\"circle-translate\"]}},\"paint_symbol\":{\"icon-opacity\":{\"doc\":\"The opacity at which the icon will be drawn.\",\"type\":\"number\",\"default\":1,\"minimum\":0,\"maximum\":1,\"function\":\"interpolated\",\"transition\":true,\"requires\":[\"icon-image\"]},\"icon-color\":{\"type\":\"color\",\"default\":\"#000000\",\"function\":\"interpolated\",\"transition\":true,\"doc\":\"The color of the icon. This can only be used with sdf icons.\",\"requires\":[\"icon-image\"]},\"icon-halo-color\":{\"type\":\"color\",\"default\":\"rgba(0, 0, 0, 0)\",\"function\":\"interpolated\",\"transition\":true,\"doc\":\"The color of the icon's halo. Icon halos can only be used with sdf icons.\",\"requires\":[\"icon-image\"]},\"icon-halo-width\":{\"type\":\"number\",\"default\":0,\"minimum\":0,\"function\":\"interpolated\",\"transition\":true,\"units\":\"pixels\",\"doc\":\"Distance of halo to the icon outline.\",\"requires\":[\"icon-image\"]},\"icon-halo-blur\":{\"type\":\"number\",\"default\":0,\"minimum\":0,\"function\":\"interpolated\",\"transition\":true,\"units\":\"pixels\",\"doc\":\"Fade out the halo towards the outside.\",\"requires\":[\"icon-image\"]},\"icon-translate\":{\"type\":\"array\",\"value\":\"number\",\"length\":2,\"default\":[0,0],\"function\":\"interpolated\",\"transition\":true,\"units\":\"pixels\",\"doc\":\"Distance that the icon's anchor is moved from its original placement. Positive values indicate right and down, while negative values indicate left and up.\",\"requires\":[\"icon-image\"]},\"icon-translate-anchor\":{\"type\":\"enum\",\"function\":\"piecewise-constant\",\"values\":[\"map\",\"viewport\"],\"doc\":\"Control whether the translation is relative to the map (north) or viewport (screen).\",\"default\":\"map\",\"requires\":[\"icon-image\",\"icon-translate\"]},\"text-opacity\":{\"type\":\"number\",\"doc\":\"The opacity at which the text will be drawn.\",\"default\":1,\"minimum\":0,\"maximum\":1,\"function\":\"interpolated\",\"transition\":true,\"requires\":[\"text-field\"]},\"text-color\":{\"type\":\"color\",\"doc\":\"The color with which the text will be drawn.\",\"default\":\"#000000\",\"function\":\"interpolated\",\"transition\":true,\"requires\":[\"text-field\"]},\"text-halo-color\":{\"type\":\"color\",\"default\":\"rgba(0, 0, 0, 0)\",\"function\":\"interpolated\",\"transition\":true,\"doc\":\"The color of the text's halo, which helps it stand out from backgrounds.\",\"requires\":[\"text-field\"]},\"text-halo-width\":{\"type\":\"number\",\"default\":0,\"minimum\":0,\"function\":\"interpolated\",\"transition\":true,\"units\":\"pixels\",\"doc\":\"Distance of halo to the font outline. Max text halo width is 1/4 of the font-size.\",\"requires\":[\"text-field\"]},\"text-halo-blur\":{\"type\":\"number\",\"default\":0,\"minimum\":0,\"function\":\"interpolated\",\"transition\":true,\"units\":\"pixels\",\"doc\":\"The halo's fadeout distance towards the outside.\",\"requires\":[\"text-field\"]},\"text-translate\":{\"type\":\"array\",\"value\":\"number\",\"length\":2,\"default\":[0,0],\"function\":\"interpolated\",\"transition\":true,\"units\":\"pixels\",\"doc\":\"Distance that the text's anchor is moved from its original placement. Positive values indicate right and down, while negative values indicate left and up.\",\"requires\":[\"text-field\"]},\"text-translate-anchor\":{\"type\":\"enum\",\"function\":\"piecewise-constant\",\"values\":[\"map\",\"viewport\"],\"doc\":\"Control whether the translation is relative to the map (north) or viewport (screen).\",\"default\":\"map\",\"requires\":[\"text-field\",\"text-translate\"]}},\"paint_raster\":{\"raster-opacity\":{\"type\":\"number\",\"doc\":\"The opacity at which the image will be drawn.\",\"default\":1,\"minimum\":0,\"maximum\":1,\"function\":\"interpolated\",\"transition\":true},\"raster-hue-rotate\":{\"type\":\"number\",\"default\":0,\"period\":360,\"function\":\"interpolated\",\"transition\":true,\"units\":\"degrees\",\"doc\":\"Rotates hues around the color wheel.\"},\"raster-brightness-min\":{\"type\":\"number\",\"function\":\"interpolated\",\"doc\":\"Increase or reduce the brightness of the image. The value is the minimum brightness.\",\"default\":0,\"minimum\":0,\"maximum\":1,\"transition\":true},\"raster-brightness-max\":{\"type\":\"number\",\"function\":\"interpolated\",\"doc\":\"Increase or reduce the brightness of the image. The value is the maximum brightness.\",\"default\":1,\"minimum\":0,\"maximum\":1,\"transition\":true},\"raster-saturation\":{\"type\":\"number\",\"doc\":\"Increase or reduce the saturation of the image.\",\"default\":0,\"minimum\":-1,\"maximum\":1,\"function\":\"interpolated\",\"transition\":true},\"raster-contrast\":{\"type\":\"number\",\"doc\":\"Increase or reduce the contrast of the image.\",\"default\":0,\"minimum\":-1,\"maximum\":1,\"function\":\"interpolated\",\"transition\":true},\"raster-fade-duration\":{\"type\":\"number\",\"default\":300,\"minimum\":0,\"function\":\"interpolated\",\"transition\":true,\"units\":\"milliseconds\",\"doc\":\"Fade duration when a new tile is added.\"}},\"paint_background\":{\"background-color\":{\"type\":\"color\",\"default\":\"#000000\",\"doc\":\"The color with which the background will be drawn.\",\"function\":\"interpolated\",\"transition\":true,\"requires\":[{\"!\":\"background-pattern\"}]},\"background-pattern\":{\"type\":\"string\",\"function\":\"piecewise-constant\",\"transition\":true,\"doc\":\"Name of image in sprite to use for drawing an image background. For seamless patterns, image width and height must be a factor of two (2, 4, 8, ..., 512).\"},\"background-opacity\":{\"type\":\"number\",\"default\":1,\"minimum\":0,\"maximum\":1,\"doc\":\"The opacity at which the background will be drawn.\",\"function\":\"interpolated\",\"transition\":true}},\"transition\":{\"duration\":{\"type\":\"number\",\"default\":300,\"minimum\":0,\"units\":\"milliseconds\",\"doc\":\"Time allotted for transitions to complete.\"},\"delay\":{\"type\":\"number\",\"default\":0,\"minimum\":0,\"units\":\"milliseconds\",\"doc\":\"Length of time before a transition begins.\"}}}\n},{}],124:[function(require,module,exports){\nmodule.exports={\"$version\":8,\"$root\":{\"version\":{\"required\":true,\"type\":\"enum\",\"values\":[8]},\"name\":{\"type\":\"string\"},\"metadata\":{\"type\":\"*\"},\"center\":{\"type\":\"array\",\"value\":\"number\"},\"zoom\":{\"type\":\"number\"},\"bearing\":{\"type\":\"number\",\"default\":0,\"period\":360,\"units\":\"degrees\"},\"pitch\":{\"type\":\"number\",\"default\":0,\"units\":\"degrees\"},\"sources\":{\"required\":true,\"type\":\"sources\"},\"sprite\":{\"type\":\"string\"},\"glyphs\":{\"type\":\"string\"},\"transition\":{\"type\":\"transition\"},\"layers\":{\"required\":true,\"type\":\"array\",\"value\":\"layer\"}},\"sources\":{\"*\":{\"type\":\"source\"}},\"source\":[\"source_tile\",\"source_geojson\",\"source_video\",\"source_image\"],\"source_tile\":{\"type\":{\"required\":true,\"type\":\"enum\",\"values\":[\"vector\",\"raster\"]},\"url\":{\"type\":\"string\"},\"tiles\":{\"type\":\"array\",\"value\":\"string\"},\"minzoom\":{\"type\":\"number\",\"default\":0},\"maxzoom\":{\"type\":\"number\",\"default\":22},\"tileSize\":{\"type\":\"number\",\"default\":512,\"units\":\"pixels\"},\"*\":{\"type\":\"*\"}},\"source_geojson\":{\"type\":{\"required\":true,\"type\":\"enum\",\"values\":[\"geojson\"]},\"data\":{\"type\":\"*\"},\"maxzoom\":{\"type\":\"number\",\"default\":14},\"buffer\":{\"type\":\"number\",\"default\":64},\"tolerance\":{\"type\":\"number\",\"default\":3}},\"source_video\":{\"type\":{\"required\":true,\"type\":\"enum\",\"values\":[\"video\"]},\"urls\":{\"required\":true,\"type\":\"array\",\"value\":\"string\"},\"coordinates\":{\"required\":true,\"type\":\"array\",\"length\":4,\"value\":{\"type\":\"array\",\"length\":2,\"value\":\"number\"}}},\"source_image\":{\"type\":{\"required\":true,\"type\":\"enum\",\"values\":[\"image\"]},\"url\":{\"required\":true,\"type\":\"string\"},\"coordinates\":{\"required\":true,\"type\":\"array\",\"length\":4,\"value\":{\"type\":\"array\",\"length\":2,\"value\":\"number\"}}},\"layer\":{\"id\":{\"type\":\"string\"},\"type\":{\"type\":\"enum\",\"values\":[\"fill\",\"line\",\"symbol\",\"circle\",\"raster\",\"background\"]},\"metadata\":{\"type\":\"*\"},\"ref\":{\"type\":\"string\"},\"source\":{\"type\":\"string\"},\"source-layer\":{\"type\":\"string\"},\"minzoom\":{\"type\":\"number\",\"minimum\":0,\"maximum\":22},\"maxzoom\":{\"type\":\"number\",\"minimum\":0,\"maximum\":22},\"interactive\":{\"type\":\"boolean\",\"default\":false},\"filter\":{\"type\":\"filter\"},\"layout\":{\"type\":\"layout\"},\"paint\":{\"type\":\"paint\"},\"paint.*\":{\"type\":\"paint\"}},\"layout\":[\"layout_fill\",\"layout_line\",\"layout_circle\",\"layout_symbol\",\"layout_raster\",\"layout_background\"],\"layout_background\":{\"visibility\":{\"type\":\"enum\",\"function\":\"piecewise-constant\",\"values\":[\"visible\",\"none\"],\"default\":\"visible\"}},\"layout_fill\":{\"visibility\":{\"type\":\"enum\",\"function\":\"piecewise-constant\",\"values\":[\"visible\",\"none\"],\"default\":\"visible\"}},\"layout_circle\":{\"visibility\":{\"type\":\"enum\",\"function\":\"piecewise-constant\",\"values\":[\"visible\",\"none\"],\"default\":\"visible\"}},\"layout_line\":{\"line-cap\":{\"type\":\"enum\",\"function\":\"piecewise-constant\",\"values\":[\"butt\",\"round\",\"square\"],\"default\":\"butt\"},\"line-join\":{\"type\":\"enum\",\"function\":\"piecewise-constant\",\"values\":[\"bevel\",\"round\",\"miter\"],\"default\":\"miter\"},\"line-miter-limit\":{\"type\":\"number\",\"default\":2,\"function\":\"interpolated\",\"requires\":[{\"line-join\":\"miter\"}]},\"line-round-limit\":{\"type\":\"number\",\"default\":1.05,\"function\":\"interpolated\",\"requires\":[{\"line-join\":\"round\"}]},\"visibility\":{\"type\":\"enum\",\"function\":\"piecewise-constant\",\"values\":[\"visible\",\"none\"],\"default\":\"visible\"}},\"layout_symbol\":{\"symbol-placement\":{\"type\":\"enum\",\"function\":\"piecewise-constant\",\"values\":[\"point\",\"line\"],\"default\":\"point\"},\"symbol-spacing\":{\"type\":\"number\",\"default\":250,\"minimum\":1,\"function\":\"interpolated\",\"units\":\"pixels\",\"requires\":[{\"symbol-placement\":\"line\"}]},\"symbol-avoid-edges\":{\"type\":\"boolean\",\"function\":\"piecewise-constant\",\"default\":false},\"icon-allow-overlap\":{\"type\":\"boolean\",\"function\":\"piecewise-constant\",\"default\":false,\"requires\":[\"icon-image\"]},\"icon-ignore-placement\":{\"type\":\"boolean\",\"function\":\"piecewise-constant\",\"default\":false,\"requires\":[\"icon-image\"]},\"icon-optional\":{\"type\":\"boolean\",\"function\":\"piecewise-constant\",\"default\":false,\"requires\":[\"icon-image\",\"text-field\"]},\"icon-rotation-alignment\":{\"type\":\"enum\",\"function\":\"piecewise-constant\",\"values\":[\"map\",\"viewport\"],\"default\":\"viewport\",\"requires\":[\"icon-image\"]},\"icon-size\":{\"type\":\"number\",\"default\":1,\"minimum\":0,\"function\":\"interpolated\",\"requires\":[\"icon-image\"]},\"icon-image\":{\"type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Sans Regular\",\"Arial Unicode MS 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n*n+i*i},angle:function(){return Math.atan2(this.y,this.x)},angleTo:function(t){return Math.atan2(this.y-t.y,this.x-t.x)},angleWith:function(t){return this.angleWithSep(t.x,t.y)},angleWithSep:function(t,n){return Math.atan2(this.x*n-this.y*t,this.x*t+this.y*n)},_matMult:function(t){var n=t[0]*this.x+t[1]*this.y,i=t[2]*this.x+t[3]*this.y;return this.x=n,this.y=i,this},_add:function(t){return this.x+=t.x,this.y+=t.y,this},_sub:function(t){return this.x-=t.x,this.y-=t.y,this},_mult:function(t){return this.x*=t,this.y*=t,this},_div:function(t){return this.x/=t,this.y/=t,this},_unit:function(){return this._div(this.mag()),this},_perp:function(){var t=this.y;return this.y=this.x,this.x=-t,this},_rotate:function(t){var n=Math.cos(t),i=Math.sin(t),s=n*this.x-i*this.y,r=i*this.x+n*this.y;return this.x=s,this.y=r,this},_round:function(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this}},Point.convert=function(t){return t instanceof Point?t:Array.isArray(t)?new 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r,o,a,s,l,u,c,f,d;n>i;){for(n-i>600&&(r=n-i+1,o=e-i+1,a=Math.log(r),s=.5*Math.exp(2*a/3),l=.5*Math.sqrt(a*s*(r-s)/r)*(0>o-r/2?-1:1),u=Math.max(i,Math.floor(e-o*s/r+l)),c=Math.min(n,Math.floor(e+(r-o)*s/r+l)),x(t,u,c,e,h)),f=t[e],o=i,d=n,p(t,i,e),h(t[n],f)>0&&p(t,i,n);d>o;){for(p(t,o,d),o++,d--;h(t[o],f)<0;)o++;for(;h(t[d],f)>0;)d--}0===h(t[i],f)?p(t,i,d):(d++,p(t,d,n)),e>=d&&(i=d+1),d>=e&&(n=d-1)}}function p(t,i,n){var e=t[i];t[i]=t[n],t[n]=e}t.prototype={all:function(){return this._all(this.data,[])},search:function(t){var i=this.data,n=[],e=this.toBBox;if(!f(t,i.bbox))return n;for(var h,r,o,a,s=[];i;){for(h=0,r=i.children.length;r>h;h++)o=i.children[h],a=i.leaf?e(o):o.bbox,f(t,a)&&(i.leaf?n.push(o):c(t,a)?this._all(o,n):s.push(o));i=s.pop()}return n},collides:function(t){var i=this.data,n=this.toBBox;if(!f(t,i.bbox))return!1;for(var e,h,r,o,a=[];i;){for(e=0,h=i.children.length;h>e;e++)if(r=i.children[e],o=i.leaf?n(r):r.bbox,f(t,o)){if(i.leaf||c(t,o))return!0;a.push(r)}i=a.pop()}return!1},load:function(t){if(!t||!t.length)return this;if(t.length<this._minEntries){for(var i=0,n=t.length;n>i;i++)this.insert(t[i]);return this}var e=this._build(t.slice(),0,t.length-1,0);if(this.data.children.length)if(this.data.height===e.height)this._splitRoot(this.data,e);else{if(this.data.height<e.height){var h=this.data;this.data=e,e=h}this._insert(e,this.data.height-e.height-1,!0)}else this.data=e;return this},insert:function(t){return t&&this._insert(t,this.data.height-1),this},clear:function(){return this.data={children:[],height:1,bbox:e(),leaf:!0},this},remove:function(t){if(!t)return this;for(var i,n,e,h,r=this.data,o=this.toBBox(t),a=[],s=[];r||a.length;){if(r||(r=a.pop(),n=a[a.length-1],i=s.pop(),h=!0),r.leaf&&(e=r.children.indexOf(t),-1!==e))return r.children.splice(e,1),a.push(r),this._condense(a),this;h||r.leaf||!c(r.bbox,o)?n?(i++,r=n.children[i],h=!1):r=null:(a.push(r),s.push(i),i=0,n=r,r=r.children[0])}return this},toBBox:function(t){return t},compareMinX:function(t,i){return t[0]-i[0]},compareMinY:function(t,i){return t[1]-i[1]},toJSON:function(){return this.data},fromJSON:function(t){return this.data=t,this},_all:function(t,i){for(var n=[];t;)t.leaf?i.push.apply(i,t.children):n.push.apply(n,t.children),t=n.pop();return i},_build:function(t,n,e,h){var r,o=e-n+1,a=this._maxEntries;if(a>=o)return r={children:t.slice(n,e+1),height:1,bbox:null,leaf:!0},i(r,this.toBBox),r;h||(h=Math.ceil(Math.log(o)/Math.log(a)),a=Math.ceil(o/Math.pow(a,h-1))),r={children:[],height:h,bbox:null};var s,l,u,c,f=Math.ceil(o/a),x=f*Math.ceil(Math.sqrt(a));for(d(t,n,e,x,this.compareMinX),s=n;e>=s;s+=x)for(u=Math.min(s+x-1,e),d(t,s,u,f,this.compareMinY),l=s;u>=l;l+=f)c=Math.min(l+f-1,u),r.children.push(this._build(t,l,c,h-1));return i(r,this.toBBox),r},_chooseSubtree:function(t,i,n,e){for(var h,r,o,s,u,c,f,d;;){if(e.push(i),i.leaf||e.length-1===n)break;for(f=d=1/0,h=0,r=i.children.length;r>h;h++)o=i.children[h],u=a(o.bbox),c=l(t,o.bbox)-u,d>c?(d=c,f=f>u?u:f,s=o):c===d&&f>u&&(f=u,s=o);i=s}return i},_insert:function(t,i,n){var e=this.toBBox,r=n?t.bbox:e(t),o=[],a=this._chooseSubtree(r,this.data,i,o);for(a.children.push(t),h(a.bbox,r);i>=0&&o[i].children.length>this._maxEntries;)this._split(o,i),i--;this._adjustParentBBoxes(r,o,i)},_split:function(t,n){var e=t[n],h=e.children.length,r=this._minEntries;this._chooseSplitAxis(e,r,h);var o=this._chooseSplitIndex(e,r,h),a={children:e.children.splice(o,e.children.length-o),height:e.height};e.leaf&&(a.leaf=!0),i(e,this.toBBox),i(a,this.toBBox),n?t[n-1].children.push(a):this._splitRoot(e,a)},_splitRoot:function(t,n){this.data={children:[t,n],height:t.height+1},i(this.data,this.toBBox)},_chooseSplitIndex:function(t,i,e){var 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Function(\"a\",\"b\",i.join(t[1])),this.toBBox=new Function(\"a\",\"return [a\"+t.join(\", a\")+\"];\")}},\"function\"==typeof define&&define.amd?define(\"rbush\",function(){return t}):\"undefined\"!=typeof module?module.exports=t:\"undefined\"!=typeof self?self.rbush=t:window.rbush=t}();\n},{}],131:[function(require,module,exports){\nvoid function(e,r){\"function\"==typeof define&&define.amd?define(r):\"object\"==typeof exports?module.exports=r():e.resolveUrl=r()}(this,function(){function e(){var e=arguments.length;if(0===e)throw new Error(\"resolveUrl requires at least one argument; got none.\");var r=document.createElement(\"base\");if(r.href=arguments[0],1===e)return r.href;var t=document.getElementsByTagName(\"head\")[0];t.insertBefore(r,t.firstChild);for(var n,o=document.createElement(\"a\"),f=1;e>f;f++)o.href=arguments[f],n=o.href,r.href=n;return t.removeChild(r),n}return e});\n},{}],132:[function(require,module,exports){\nfunction UnitBezier(t,i,e,r){this.cx=3*t,this.bx=3*(e-t)-this.cx,this.ax=1-this.cx-this.bx,this.cy=3*i,this.by=3*(r-i)-this.cy,this.ay=1-this.cy-this.by,this.p1x=t,this.p1y=r,this.p2x=e,this.p2y=r}module.exports=UnitBezier,UnitBezier.prototype.sampleCurveX=function(t){return((this.ax*t+this.bx)*t+this.cx)*t},UnitBezier.prototype.sampleCurveY=function(t){return((this.ay*t+this.by)*t+this.cy)*t},UnitBezier.prototype.sampleCurveDerivativeX=function(t){return(3*this.ax*t+2*this.bx)*t+this.cx},UnitBezier.prototype.solveCurveX=function(t,i){\"undefined\"==typeof i&&(i=1e-6);var e,r,s,h,n;for(s=t,n=0;8>n;n++){if(h=this.sampleCurveX(s)-t,Math.abs(h)<i)return s;var u=this.sampleCurveDerivativeX(s);if(Math.abs(u)<1e-6)break;s-=h/u}if(e=0,r=1,s=t,e>s)return e;if(s>r)return r;for(;r>e;){if(h=this.sampleCurveX(s),Math.abs(h-t)<i)return s;t>h?e=s:r=s,s=.5*(r-e)+e}return s},UnitBezier.prototype.solve=function(t,i){return this.sampleCurveY(this.solveCurveX(t,i))};\n},{}],133:[function(require,module,exports){\nmodule.exports=function(o){return o&&\"object\"==typeof o&&\"function\"==typeof o.copy&&\"function\"==typeof o.fill&&\"function\"==typeof o.readUInt8};\n},{}],134:[function(require,module,exports){\n(function (process,global){\nfunction inspect(e,r){var t={seen:[],stylize:stylizeNoColor};return arguments.length>=3&&(t.depth=arguments[2]),arguments.length>=4&&(t.colors=arguments[3]),isBoolean(r)?t.showHidden=r:r&&exports._extend(t,r),isUndefined(t.showHidden)&&(t.showHidden=!1),isUndefined(t.depth)&&(t.depth=2),isUndefined(t.colors)&&(t.colors=!1),isUndefined(t.customInspect)&&(t.customInspect=!0),t.colors&&(t.stylize=stylizeWithColor),formatValue(t,e,t.depth)}function stylizeWithColor(e,r){var t=inspect.styles[r];return t?\"\u001b[\"+inspect.colors[t][0]+\"m\"+e+\"\u001b[\"+inspect.colors[t][1]+\"m\":e}function stylizeNoColor(e,r){return e}function arrayToHash(e){var r={};return e.forEach(function(e,t){r[e]=!0}),r}function formatValue(e,r,t){if(e.customInspect&&r&&isFunction(r.inspect)&&r.inspect!==exports.inspect&&(!r.constructor||r.constructor.prototype!==r)){var n=r.inspect(t,e);return isString(n)||(n=formatValue(e,n,t)),n}var i=formatPrimitive(e,r);if(i)return i;var o=Object.keys(r),s=arrayToHash(o);if(e.showHidden&&(o=Object.getOwnPropertyNames(r)),isError(r)&&(o.indexOf(\"message\")>=0||o.indexOf(\"description\")>=0))return formatError(r);if(0===o.length){if(isFunction(r)){var u=r.name?\": \"+r.name:\"\";return e.stylize(\"[Function\"+u+\"]\",\"special\")}if(isRegExp(r))return e.stylize(RegExp.prototype.toString.call(r),\"regexp\");if(isDate(r))return e.stylize(Date.prototype.toString.call(r),\"date\");if(isError(r))return formatError(r)}var a=\"\",c=!1,l=[\"{\",\"}\"];if(isArray(r)&&(c=!0,l=[\"[\",\"]\"]),isFunction(r)){var p=r.name?\": \"+r.name:\"\";a=\" [Function\"+p+\"]\"}if(isRegExp(r)&&(a=\" \"+RegExp.prototype.toString.call(r)),isDate(r)&&(a=\" \"+Date.prototype.toUTCString.call(r)),isError(r)&&(a=\" \"+formatError(r)),0===o.length&&(!c||0==r.length))return l[0]+a+l[1];if(0>t)return isRegExp(r)?e.stylize(RegExp.prototype.toString.call(r),\"regexp\"):e.stylize(\"[Object]\",\"special\");e.seen.push(r);var f;return f=c?formatArray(e,r,t,s,o):o.map(function(n){return formatProperty(e,r,t,s,n,c)}),e.seen.pop(),reduceToSingleString(f,a,l)}function formatPrimitive(e,r){if(isUndefined(r))return e.stylize(\"undefined\",\"undefined\");if(isString(r)){var t=\"'\"+JSON.stringify(r).replace(/^\"|\"$/g,\"\").replace(/'/g,\"\\\\'\").replace(/\\\\\"/g,'\"')+\"'\";return e.stylize(t,\"string\")}return isNumber(r)?e.stylize(\"\"+r,\"number\"):isBoolean(r)?e.stylize(\"\"+r,\"boolean\"):isNull(r)?e.stylize(\"null\",\"null\"):void 0}function formatError(e){return\"[\"+Error.prototype.toString.call(e)+\"]\"}function formatArray(e,r,t,n,i){for(var o=[],s=0,u=r.length;u>s;++s)hasOwnProperty(r,String(s))?o.push(formatProperty(e,r,t,n,String(s),!0)):o.push(\"\");return i.forEach(function(i){i.match(/^\\d+$/)||o.push(formatProperty(e,r,t,n,i,!0))}),o}function formatProperty(e,r,t,n,i,o){var s,u,a;if(a=Object.getOwnPropertyDescriptor(r,i)||{value:r[i]},a.get?u=a.set?e.stylize(\"[Getter/Setter]\",\"special\"):e.stylize(\"[Getter]\",\"special\"):a.set&&(u=e.stylize(\"[Setter]\",\"special\")),hasOwnProperty(n,i)||(s=\"[\"+i+\"]\"),u||(e.seen.indexOf(a.value)<0?(u=isNull(t)?formatValue(e,a.value,null):formatValue(e,a.value,t-1),u.indexOf(\"\\n\")>-1&&(u=o?u.split(\"\\n\").map(function(e){return\"  \"+e}).join(\"\\n\").substr(2):\"\\n\"+u.split(\"\\n\").map(function(e){return\"   \"+e}).join(\"\\n\"))):u=e.stylize(\"[Circular]\",\"special\")),isUndefined(s)){if(o&&i.match(/^\\d+$/))return u;s=JSON.stringify(\"\"+i),s.match(/^\"([a-zA-Z_][a-zA-Z_0-9]*)\"$/)?(s=s.substr(1,s.length-2),s=e.stylize(s,\"name\")):(s=s.replace(/'/g,\"\\\\'\").replace(/\\\\\"/g,'\"').replace(/(^\"|\"$)/g,\"'\"),s=e.stylize(s,\"string\"))}return s+\": \"+u}function reduceToSingleString(e,r,t){var n=0,i=e.reduce(function(e,r){return n++,r.indexOf(\"\\n\")>=0&&n++,e+r.replace(/\\u001b\\[\\d\\d?m/g,\"\").length+1},0);return i>60?t[0]+(\"\"===r?\"\":r+\"\\n \")+\" \"+e.join(\",\\n  \")+\" \"+t[1]:t[0]+r+\" \"+e.join(\", \")+\" \"+t[1]}function isArray(e){return Array.isArray(e)}function isBoolean(e){return\"boolean\"==typeof e}function isNull(e){return null===e}function isNullOrUndefined(e){return null==e}function isNumber(e){return\"number\"==typeof e}function isString(e){return\"string\"==typeof e}function isSymbol(e){return\"symbol\"==typeof e}function isUndefined(e){return void 0===e}function isRegExp(e){return isObject(e)&&\"[object RegExp]\"===objectToString(e)}function isObject(e){return\"object\"==typeof e&&null!==e}function isDate(e){return isObject(e)&&\"[object Date]\"===objectToString(e)}function isError(e){return isObject(e)&&(\"[object Error]\"===objectToString(e)||e instanceof Error)}function isFunction(e){return\"function\"==typeof e}function isPrimitive(e){return null===e||\"boolean\"==typeof e||\"number\"==typeof e||\"string\"==typeof e||\"symbol\"==typeof e||\"undefined\"==typeof e}function objectToString(e){return Object.prototype.toString.call(e)}function pad(e){return 10>e?\"0\"+e.toString(10):e.toString(10)}function timestamp(){var e=new Date,r=[pad(e.getHours()),pad(e.getMinutes()),pad(e.getSeconds())].join(\":\");return[e.getDate(),months[e.getMonth()],r].join(\" \")}function hasOwnProperty(e,r){return Object.prototype.hasOwnProperty.call(e,r)}var formatRegExp=/%[sdj%]/g;exports.format=function(e){if(!isString(e)){for(var r=[],t=0;t<arguments.length;t++)r.push(inspect(arguments[t]));return r.join(\" \")}for(var t=1,n=arguments,i=n.length,o=String(e).replace(formatRegExp,function(e){if(\"%%\"===e)return\"%\";if(t>=i)return e;switch(e){case\"%s\":return String(n[t++]);case\"%d\":return Number(n[t++]);case\"%j\":try{return JSON.stringify(n[t++])}catch(r){return\"[Circular]\"}default:return e}}),s=n[t];i>t;s=n[++t])o+=isNull(s)||!isObject(s)?\" \"+s:\" \"+inspect(s);return o},exports.deprecate=function(e,r){function t(){if(!n){if(process.throwDeprecation)throw new Error(r);process.traceDeprecation?console.trace(r):console.error(r),n=!0}return e.apply(this,arguments)}if(isUndefined(global.process))return function(){return exports.deprecate(e,r).apply(this,arguments)};if(process.noDeprecation===!0)return e;var n=!1;return t};var debugs={},debugEnviron;exports.debuglog=function(e){if(isUndefined(debugEnviron)&&(debugEnviron=process.env.NODE_DEBUG||\"\"),e=e.toUpperCase(),!debugs[e])if(new RegExp(\"\\\\b\"+e+\"\\\\b\",\"i\").test(debugEnviron)){var r=process.pid;debugs[e]=function(){var t=exports.format.apply(exports,arguments);console.error(\"%s %d: %s\",e,r,t)}}else debugs[e]=function(){};return debugs[e]},exports.inspect=inspect,inspect.colors={bold:[1,22],italic:[3,23],underline:[4,24],inverse:[7,27],white:[37,39],grey:[90,39],black:[30,39],blue:[34,39],cyan:[36,39],green:[32,39],magenta:[35,39],red:[31,39],yellow:[33,39]},inspect.styles={special:\"cyan\",number:\"yellow\",\"boolean\":\"yellow\",undefined:\"grey\",\"null\":\"bold\",string:\"green\",date:\"magenta\",regexp:\"red\"},exports.isArray=isArray,exports.isBoolean=isBoolean,exports.isNull=isNull,exports.isNullOrUndefined=isNullOrUndefined,exports.isNumber=isNumber,exports.isString=isString,exports.isSymbol=isSymbol,exports.isUndefined=isUndefined,exports.isRegExp=isRegExp,exports.isObject=isObject,exports.isDate=isDate,exports.isError=isError,exports.isFunction=isFunction,exports.isPrimitive=isPrimitive,exports.isBuffer=require(\"./support/isBuffer\");var months=[\"Jan\",\"Feb\",\"Mar\",\"Apr\",\"May\",\"Jun\",\"Jul\",\"Aug\",\"Sep\",\"Oct\",\"Nov\",\"Dec\"];exports.log=function(){console.log(\"%s - %s\",timestamp(),exports.format.apply(exports,arguments))},exports.inherits=require(\"inherits\"),exports._extend=function(e,r){if(!r||!isObject(r))return e;for(var t=Object.keys(r),n=t.length;n--;)e[t[n]]=r[t[n]];return e};\n}).call(this,require('_process'),typeof global !== \"undefined\" ? global : typeof self !== \"undefined\" ? self : typeof window !== \"undefined\" ? window : {})\n\n},{\"./support/isBuffer\":133,\"_process\":129,\"inherits\":116}],135:[function(require,module,exports){\nmodule.exports.VectorTile=require(\"./lib/vectortile.js\"),module.exports.VectorTileFeature=require(\"./lib/vectortilefeature.js\"),module.exports.VectorTileLayer=require(\"./lib/vectortilelayer.js\");\n},{\"./lib/vectortile.js\":136,\"./lib/vectortilefeature.js\":137,\"./lib/vectortilelayer.js\":138}],136:[function(require,module,exports){\n\"use strict\";function VectorTile(e,r){this.layers=e.readFields(readTile,{},r)}function readTile(e,r,i){if(3===e){var t=new VectorTileLayer(i,i.readVarint()+i.pos);t.length&&(r[t.name]=t)}}var VectorTileLayer=require(\"./vectortilelayer\");module.exports=VectorTile;\n},{\"./vectortilelayer\":138}],137:[function(require,module,exports){\n\"use strict\";function VectorTileFeature(e,t,r,i,o){this.properties={},this.extent=r,this.type=0,this._pbf=e,this._geometry=-1,this._keys=i,this._values=o,e.readFields(readFeature,this,t)}function readFeature(e,t,r){1==e?t._id=r.readVarint():2==e?readTag(r,t):3==e?t.type=r.readVarint():4==e&&(t._geometry=r.pos)}function readTag(e,t){for(var r=e.readVarint()+e.pos;e.pos<r;){var i=t._keys[e.readVarint()],o=t._values[e.readVarint()];t.properties[i]=o}}var Point=require(\"point-geometry\");module.exports=VectorTileFeature,VectorTileFeature.types=[\"Unknown\",\"Point\",\"LineString\",\"Polygon\"],VectorTileFeature.prototype.loadGeometry=function(){var e=this._pbf;e.pos=this._geometry;for(var t,r=e.readVarint()+e.pos,i=1,o=0,a=0,n=0,s=[];e.pos<r;){if(!o){var p=e.readVarint();i=7&p,o=p>>3}if(o--,1===i||2===i)a+=e.readSVarint(),n+=e.readSVarint(),1===i&&(t&&s.push(t),t=[]),t.push(new Point(a,n));else{if(7!==i)throw new Error(\"unknown command \"+i);t&&t.push(t[0].clone())}}return t&&s.push(t),s},VectorTileFeature.prototype.bbox=function(){var e=this._pbf;e.pos=this._geometry;for(var t=e.readVarint()+e.pos,r=1,i=0,o=0,a=0,n=1/0,s=-(1/0),p=1/0,h=-(1/0);e.pos<t;){if(!i){var u=e.readVarint();r=7&u,i=u>>3}if(i--,1===r||2===r)o+=e.readSVarint(),a+=e.readSVarint(),n>o&&(n=o),o>s&&(s=o),p>a&&(p=a),a>h&&(h=a);else if(7!==r)throw new Error(\"unknown command \"+r)}return[n,p,s,h]},VectorTileFeature.prototype.toGeoJSON=function(e,t,r){for(var i=this.extent*Math.pow(2,r),o=this.extent*e,a=this.extent*t,n=this.loadGeometry(),s=VectorTileFeature.types[this.type],p=0;p<n.length;p++)for(var h=n[p],u=0;u<h.length;u++){var d=h[u],l=180-360*(d.y+a)/i;h[u]=[360*(d.x+o)/i-180,360/Math.PI*Math.atan(Math.exp(l*Math.PI/180))-90]}\"Point\"===s&&1===n.length?n=n[0][0]:\"Point\"===s?(n=n[0],s=\"MultiPoint\"):\"LineString\"===s&&1===n.length?n=n[0]:\"LineString\"===s&&(s=\"MultiLineString\");var y={type:\"Feature\",geometry:{type:s,coordinates:n},properties:this.properties};return\"_id\"in this&&(y.id=this._id),y};\n},{\"point-geometry\":139}],138:[function(require,module,exports){\n\"use strict\";function VectorTileLayer(e,t){this.version=1,this.name=null,this.extent=4096,this.length=0,this._pbf=e,this._keys=[],this._values=[],this._features=[],e.readFields(readLayer,this,t),this.length=this._features.length}function readLayer(e,t,r){15===e?t.version=r.readVarint():1===e?t.name=r.readString():5===e?t.extent=r.readVarint():2===e?t._features.push(r.pos):3===e?t._keys.push(r.readString()):4===e&&t._values.push(readValueMessage(r))}function readValueMessage(e){for(var t=null,r=e.readVarint()+e.pos;e.pos<r;){var a=e.readVarint()>>3;t=1===a?e.readString():2===a?e.readFloat():3===a?e.readDouble():4===a?e.readVarint64():5===a?e.readVarint():6===a?e.readSVarint():7===a?e.readBoolean():null}return t}var VectorTileFeature=require(\"./vectortilefeature.js\");module.exports=VectorTileLayer,VectorTileLayer.prototype.feature=function(e){if(0>e||e>=this._features.length)throw new Error(\"feature index out of bounds\");this._pbf.pos=this._features[e];var t=this._pbf.readVarint()+this._pbf.pos;return new VectorTileFeature(this._pbf,t,this.extent,this._keys,this._values)};\n},{\"./vectortilefeature.js\":137}],139:[function(require,module,exports){\narguments[4][128][0].apply(exports,arguments)\n},{\"dup\":128}],140:[function(require,module,exports){\nvar bundleFn=arguments[3],sources=arguments[4],cache=arguments[5],stringify=JSON.stringify;module.exports=function(r){for(var e,t=Object.keys(cache),n=0,o=t.length;o>n;n++){var i=t[n];if(cache[i].exports===r){e=i;break}}if(!e){e=Math.floor(Math.pow(16,8)*Math.random()).toString(16);for(var s={},n=0,o=t.length;o>n;n++){var i=t[n];s[i]=i}sources[e]=[Function([\"require\",\"module\",\"exports\"],\"(\"+r+\")(self)\"),s]}var a=Math.floor(Math.pow(16,8)*Math.random()).toString(16),u={};u[e]=e,sources[a]=[Function([\"require\"],\"require(\"+stringify(e)+\")(self)\"),u];var c=\"(\"+bundleFn+\")({\"+Object.keys(sources).map(function(r){return stringify(r)+\":[\"+sources[r][0]+\",\"+stringify(sources[r][1])+\"]\"}).join(\",\")+\"},{},[\"+stringify(a)+\"])\",f=window.URL||window.webkitURL||window.mozURL||window.msURL;return new Worker(f.createObjectURL(new Blob([c],{type:\"text/javascript\"})))};\n},{}]},{},[14])(14)\n});\n\n\n//# sourceMappingURL=mapbox-gl.js.map"
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