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label.html
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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8" />
<title>MathBox - GL Label</title>
<script
type="text/javascript"
src="https://cdn.jsdelivr.net/npm/three@0.137.0/build/three.min.js"
></script>
<script
type="text/javascript"
src="https://cdn.jsdelivr.net/npm/three@0.137.0/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>
mathbox = MathBox.mathBox({
plugins: ["core", "controls", "cursor", "stats"],
controls: {
klass: THREE.OrbitControls,
},
camera: {
near: 0.01,
far: 1000,
},
});
three = mathbox.three;
three.camera.position.set(1.1, 1.45, 1);
three.camera.lookAt(new THREE.Vector3());
three.renderer.setClearColor(new THREE.Color(0xffffff), 1.0);
view = mathbox
.unit({
scale: null,
})
.cartesian({
range: [
[-2, 2],
[-1, 1],
[-1, 1],
],
scale: [2, 1, 1],
});
view.axis({
zBias: -10,
end: true,
width: 10,
});
view.axis({
axis: 2,
zBias: -10,
end: true,
width: 10,
});
view.grid({
divideX: 30,
width: 10,
opacity: 0.5,
zBias: -10,
axes: [1, 3],
});
view
.array({
width: 2,
channels: 4,
data: [
[0xc0 / 255, 0x20 / 255, 0x50 / 255, 1],
[0x50 / 255, 0xc0 / 255, 0x20 / 255, 1],
],
})
.repeat({
id: "colors",
});
view.interval({
width: 16,
expr: function (emit, x, i, time) {
y = Math.sin(x + (time * 0.2) / 4) * 0.7; // + (i%2)*Math.sin(x * 400000 + time * 5 + x * x * 10000)*.05;
emit(x, y);
},
channels: 2,
});
view.repeat({
height: 5,
depth: 2,
});
view.spread({
unit: "absolute",
height: [0, 0, 0.25],
depth: [0, 0.25, 0],
});
view
.point({
color: 0x3090ff,
size: 40,
})
.text({
font: "Helvetica",
style: "bold",
width: 16,
height: 5,
depth: 2,
expr: function (emit, i, j, k, time) {
time *= 0.2;
//emit('QxAfjldgざおぎぼアプヸ⾤⾘⿕⿒');
emit(
Math.floor(time * 2 + i / 8) +
String.fromCharCode(j + 65) +
String.fromCharCode(
i + 0x8000 + (Math.floor(time + i / 8) % 100) * 3
)
);
},
})
.label({
color: "#ffffff",
colors: "#colors",
snap: false,
outline: 2,
size: 24,
offset: [0, -32],
depth: 0.5,
zIndex: 1,
});
</script>
</body>
</html>