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117 lines
2.7 KiB
117 lines
2.7 KiB
<!DOCTYPE html>
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<html lang="en">
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<head>
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<title>three.js webgl - postprocessing - afterimage</title>
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<meta charset="utf-8">
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<meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
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<style>
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body {
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margin: 0px;
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background-color: #000000;
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overflow: hidden;
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}
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</style>
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</head>
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<body>
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<script src="../build/three.js"></script>
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<script src="js/shaders/CopyShader.js"></script>
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<script src="js/shaders/AfterimageShader.js"></script>
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<script src="js/postprocessing/EffectComposer.js"></script>
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<script src="js/postprocessing/RenderPass.js"></script>
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<script src="js/postprocessing/MaskPass.js"></script>
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<script src="js/postprocessing/ShaderPass.js"></script>
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<script src="js/postprocessing/AfterimagePass.js"></script>
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<script src="js/libs/dat.gui.min.js" type="text/javascript" charset="utf-8"></script>
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<script>
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var camera, scene, renderer, composer;
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var mesh;
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var afterimagePass;
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var params = {
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enable: true
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};
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init();
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createGUI();
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animate();
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function init() {
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renderer = new THREE.WebGLRenderer();
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renderer.setPixelRatio( window.devicePixelRatio );
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renderer.setSize( window.innerWidth, window.innerHeight );
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document.body.appendChild( renderer.domElement );
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camera = new THREE.PerspectiveCamera( 70, window.innerWidth / window.innerHeight, 1, 1000 );
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camera.position.z = 400;
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scene = new THREE.Scene();
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scene.fog = new THREE.Fog( 0x000000, 1, 1000 );
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var geometry = new THREE.BoxBufferGeometry( 150, 150, 150, 2, 2, 2 );
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var material = new THREE.MeshNormalMaterial();
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mesh = new THREE.Mesh( geometry, material );
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scene.add( mesh );
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// postprocessing
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composer = new THREE.EffectComposer( renderer );
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composer.addPass( new THREE.RenderPass( scene, camera ) );
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afterimagePass = new THREE.AfterimagePass();
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composer.addPass( afterimagePass );
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window.addEventListener( 'resize', onWindowResize, false );
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}
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function createGUI() {
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var gui = new dat.GUI( { name: 'Damp setting' } );
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gui.add( afterimagePass.uniforms[ "damp" ], 'value', 0, 1 ).step( 0.001 );
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gui.add( params, 'enable' );
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}
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function onWindowResize() {
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camera.aspect = window.innerWidth / window.innerHeight;
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camera.updateProjectionMatrix();
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renderer.setSize( window.innerWidth, window.innerHeight );
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composer.setSize( window.innerWidth, window.innerHeight );
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}
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function animate() {
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requestAnimationFrame( animate );
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mesh.rotation.x += 0.005;
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mesh.rotation.y += 0.01;
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if ( params.enable ) {
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composer.render();
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} else {
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renderer.render( scene, camera );
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}
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}
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</script>
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</body>
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</html>
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