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---
// Isometric Triangles Experiment
---
<!doctype html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<title>Isometric Triangles</title>
<style>
body,
html {
margin: 0;
padding: 0;
width: 100%;
height: 100%;
overflow: hidden;
background-color: #000;
}
.triangle {
position: absolute;
width: 0;
height: 0;
border-style: solid;
opacity: 0.7;
transform-origin: center;
animation: float 20s infinite ease-in-out;
}
/* Create isometric triangle using clip-path instead of borders */
.isometric {
width: 100px;
height: 100px;
background-color: rgba(255, 255, 255, 0.8);
border: none;
clip-path: polygon(50% 0%, 100% 75%, 0% 75%);
transform-style: preserve-3d;
perspective: 800px;
}
@keyframes float {
0% {
transform: translateY(0) rotate(0deg) scale(1);
}
25% {
transform: translateY(-20px) rotate(90deg) scale(1.05);
}
50% {
transform: translateY(0) rotate(180deg) scale(1);
}
75% {
transform: translateY(20px) rotate(270deg) scale(0.95);
}
100% {
transform: translateY(0) rotate(360deg) scale(1);
}
}
.content {
position: relative;
z-index: 10;
color: white;
text-align: center;
font-family: "Arial", sans-serif;
/* Center vertically and horizontally */
position: absolute;
top: 50%;
left: 50%;
transform: translate(-50%, -50%);
width: 100%;
}
h1 {
font-size: 3rem;
text-shadow: 0 0 10px rgba(0, 0, 0, 0.5);
margin-bottom: 1rem;
}
</style>
</head>
<body>
<div class="content">
<h1>Isometric Triangles</h1>
</div>
<script is:inline>
document.addEventListener("DOMContentLoaded", function () {
const colors = [
"#FF0000",
"#FF00FF",
"#FF00AA",
"#AA00FF",
"#0000FF",
"#00AAFF",
"#00FFFF",
"#00FFAA",
"#00FF00",
"#AAFF00",
"#FFFF00",
"#FFAA00",
"#FF6600",
"#FF0066",
"#FFFFFF",
"#AAAAFF",
];
const windowWidth = window.innerWidth;
const windowHeight = window.innerHeight;
const triangleCount = Math.max(
50,
Math.floor((windowWidth * windowHeight) / 10000),
);
// Create triangles using DOM elements with isometric perspective
for (let i = 0; i < triangleCount; i++) {
createIsometricTriangle();
}
function createIsometricTriangle() {
const triangle = document.createElement("div");
triangle.className = "triangle isometric";
// Random size between 50 and 150
const size = 50 + Math.random() * 100;
// Random position
const left = Math.random() * windowWidth;
const top = Math.random() * windowHeight;
// Random color
const color =
colors[Math.floor(Math.random() * colors.length)];
// Random rotation for isometric effect
const rotateX = -30 + Math.random() * 60; // -30 to 30 degrees
const rotateY = -30 + Math.random() * 60; // -30 to 30 degrees
const rotateZ = Math.random() * 360; // 0 to 360 degrees
// Random animation duration
const duration = 10 + Math.random() * 40;
// Random direction
const direction =
Math.random() > 0.5 ? "normal" : "reverse";
// Set triangle properties
triangle.style.left = `${left}px`;
triangle.style.top = `${top}px`;
triangle.style.width = `${size}px`;
triangle.style.height = `${size}px`;
triangle.style.backgroundColor = color;
triangle.style.transform = `rotateX(${rotateX}deg) rotateY(${rotateY}deg) rotateZ(${rotateZ}deg)`;
triangle.style.animationDuration = `${duration}s`;
triangle.style.animationDirection = direction;
// Add to body
document.body.appendChild(triangle);
}
// Add some triangles when mouse moves
document.addEventListener("mousemove", function (e) {
if (Math.random() < 0.05) {
// 5% chance to create a triangle on mouse move
const triangle = document.createElement("div");
triangle.className = "triangle isometric";
const size = 50 + Math.random() * 100;
const color =
colors[Math.floor(Math.random() * colors.length)];
// Random rotation for isometric effect
const rotateX = -30 + Math.random() * 60;
const rotateY = -30 + Math.random() * 60;
const rotateZ = Math.random() * 360;
triangle.style.left = `${e.clientX - size / 2}px`;
triangle.style.top = `${e.clientY - size / 2}px`;
triangle.style.width = `${size}px`;
triangle.style.height = `${size}px`;
triangle.style.backgroundColor = color;
triangle.style.transform = `rotateX(${rotateX}deg) rotateY(${rotateY}deg) rotateZ(${rotateZ}deg)`;
triangle.style.animationDuration = `${10 + Math.random() * 40}s`;
triangle.style.animationDirection =
Math.random() > 0.5 ? "normal" : "reverse";
document.body.appendChild(triangle);
}
});
// Handle window resize
window.addEventListener("resize", function () {
// Clear all existing triangles
const existingTriangles =
document.querySelectorAll(".triangle");
existingTriangles.forEach((triangle) => {
document.body.removeChild(triangle);
});
// Create new triangles based on new window size
const newWindowWidth = window.innerWidth;
const newWindowHeight = window.innerHeight;
const newTriangleCount = Math.max(
50,
Math.floor((newWindowWidth * newWindowHeight) / 10000),
);
for (let i = 0; i < newTriangleCount; i++) {
createIsometricTriangle();
}
});
});
</script>
</body>
</html>
|
