94 lines
2.0 KiB
HTML
94 lines
2.0 KiB
HTML
<!doctype html>
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<html>
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<head>
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<style>
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html, body
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{
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margin:0;
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}
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canvas
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{
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position:absolute;
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top:0;
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left:0;
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display:block;
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width:100%;
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height:100%;
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}
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</style>
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</head>
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<body>
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<canvas></canvas>
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<script type="module">
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import { Scene, THREE } from './scene.js';
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let average = (inPoints, inCenter) =>
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{
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let output = [0, 0, 0];
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for(let i=0; i<inPoints.length; i+=3)
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{
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output[0] += inPoints[i+0];
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output[1] += inPoints[i+1];
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output[2] += inPoints[i+2];
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}
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let scalar = inPoints.length/3;
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output[0] /= scalar;
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output[1] /= scalar;
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output[2] /= scalar;
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let limit = (inShifted) =>
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{
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if(inShifted < -0.5)
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{
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return -0.5;
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}
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if(inShifted > 0.5)
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{
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return 0.5;
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}
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return inShifted;
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}
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output[0] = limit(output[0] - inCenter[0]);
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output[1] = limit(output[1] - inCenter[1]);
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output[2] = limit(output[2] - inCenter[2]);
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return output;
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};
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const points =
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[
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0, 0, 0,
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0, 1, 0,
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1, 1, 0,
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2, 1, 0,
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2, 0, 0,
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3, 0, 0,
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4, 0, 0,
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4, 1, 0
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];
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const geometry = new THREE.BufferGeometry();
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geometry.setAttribute('position', new THREE.Float32BufferAttribute( points, 3 ));
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const material = new THREE.LineBasicMaterial( { color: 0x0000ff, linewidth: 3 } );
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const line = new THREE.Line( geometry, material );
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Scene(
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{
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DOM:"canvas",
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Init(inScene)
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{
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inScene.add( line );
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},
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Update(scene, delta)
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{
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}
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}
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);
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</script>
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</body>
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</html> |