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74 lines (71 loc) · 1.97 KB
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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8" />
<title>MathBox - Point Cloud</title>
<script
type="text/javascript"
src="https://cdn.jsdelivr.net/npm/[email protected]/build/three.min.js"
></script>
<script
type="text/javascript"
src="https://cdn.jsdelivr.net/npm/[email protected]/examples/js/controls/OrbitControls.js"
></script>
<!--
- a minified version mathbox.min.js is also available;
- recommend using a specific version (not @latest) in public sites
-->
<script
type="text/javascript"
src="https://cdn.jsdelivr.net/npm/mathbox@latest/build/bundle/mathbox.js"
></script>
<link
rel="stylesheet"
href="https://cdn.jsdelivr.net/npm/mathbox@latest/build/mathbox.css"
/>
<meta name="viewport" content="initial-scale=1, maximum-scale=1" />
</head>
<body>
<script>
var mathbox = MathBox.mathBox({
plugins: ["core", "controls", "cursor", "stats"],
controls: {
klass: THREE.OrbitControls,
},
});
var three = mathbox.three;
three.camera.position.set(0.91351, 0.47111, 2.5);
three.renderer.setClearColor(new THREE.Color(0x000000), 1.0);
var view = mathbox.cartesian({
range: [
[-16 / 9, 16 / 9],
[-1, 1],
[-1, 1],
],
scale: [16 / 9, 1, 1],
});
view
.area({
width: 200,
height: 200,
axes: [1, 2],
channels: 3,
expr: function (emit, x, y, i, j, t) {
var z =
2 *
(Math.sin(x * 500 + Math.cos(x * y * 100) + t) *
Math.sin(y * 503 + Math.sin(x * 40 + y * 60) + t));
emit(x, -y, z);
},
})
.point({
color: [68 / 255, 174 / 255, 218 / 255],
size: 4,
blending: "add",
opacity: 0.5,
zWrite: false,
zTest: false,
});
</script>
</body>
</html>