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EIGHT
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| { | |
| "uuid": "e4a961e2-9cf1-4947-8e8d-a7efe0e01e29", | |
| "description": "EIGHT", | |
| "dependencies": { | |
| "DomReady": "latest", | |
| "davinci-eight": "latest", | |
| "davinci-threejs": "0.71.4" | |
| }, | |
| "operatorOverloading": true | |
| } |
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| <!doctype html> | |
| <html> | |
| <head> | |
| <style> | |
| /* STYLE-MARKER */ | |
| </style> | |
| <!-- SCRIPTS-MARKER --> | |
| <script> | |
| // CODE-MARKER | |
| </script> | |
| </head> | |
| <body> | |
| <canvas id='canvas' width='600' height='600'> | |
| Your browser does not support the HTML5 canvas element. | |
| </canvas> | |
| </body> | |
| </html> |
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| DomReady.ready(function() { | |
| try { | |
| main(); | |
| } | |
| catch(e) { | |
| alert(e); | |
| } | |
| }); | |
| function main() { | |
| var separation = 0.3; | |
| var distance = 2; | |
| var elevation = 5; | |
| //var world = EIGHT.world(); | |
| var view = EIGHT.perspective(75 * Math.PI / 180, window.innerWidth / window.innerHeight); | |
| // var renderer = EIGHT.renderer(); | |
| // renderer.setSize(window.innerWidth, window.innerHeight); | |
| // document.body.appendChild(renderer.domElement) | |
| var canvas = <HTMLCanvasElement>document.getElementById('canvas'); | |
| var context = <WebGLRenderingContext>canvas.getContext('webgl'); | |
| var e1 = blade.e3ga.e1; | |
| var e2 = blade.e3ga.e2; | |
| var e3 = blade.e3ga.e3; | |
| var T = 5; | |
| var f = 1/T; | |
| var omega = 2 * Math.PI * f; | |
| var mesh = new EIGHT.GeometryAdapter(new THREE.BoxGeometry(1, 1, 1), {drawMode: 2}); | |
| var model = new EIGHT.ModelMatrixUniformProvider(); | |
| var program = EIGHT.smartProgram(mesh.getAttributeMetaInfos(), [model.getUniformMetaInfos(), view.getUniformMetaInfos()]); | |
| var cube = EIGHT.drawableModel(mesh, program, model); | |
| view.eye = (12 * e3 + elevation * e2 - separation * e1).unit() * distance; | |
| view.look = cube.uniforms.position; | |
| var B = (e3 ^ e1).unit(); | |
| cube.contextGain(context, ''); | |
| cube.useProgram(); | |
| //world.add(cube); | |
| var startTime = Date.now(); | |
| function render() { | |
| try { | |
| var time = (Date.now() - startTime) / 1000; | |
| var theta = omega * time; | |
| var rotor = Math.cos(theta/2) - B * Math.sin(theta/2); | |
| cube.uniforms.attitude = rotor; | |
| cube.draw(view) | |
| //renderer.render(world, [view]); | |
| requestAnimationFrame(render); | |
| } | |
| catch(e) { | |
| console.log(e); | |
| } | |
| } | |
| render(); | |
| } |
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| body { | |
| background-color: white; | |
| margin: 0; | |
| } | |
| canvas { | |
| background-color: black; | |
| position: absolute; | |
| width: 100%; | |
| height: 100%; | |
| } |
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