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+<!DOCTYPE html>
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+<html lang="en">
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+ <head>
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+ <title>three.js webgl - animation - groups</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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+ color: #fff;
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+ font-family:Monospace;
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+ font-size:13px;
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+ text-align:center;
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+
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+ background-color: #000;
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+ margin: 0px;
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+ overflow: hidden;
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+ }
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+
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+ #info {
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+ position: absolute;
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+ top: 0px; width: 100%;
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+ padding: 5px;
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+ }
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+
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+ a {
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+ color: #f00;
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+ }
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+
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+ </style>
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+ </head>
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+ <body>
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+
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+ <div id="container"></div>
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+
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+ <div id="info">
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+ <a href="http://threejs.org" target="_blank" rel="noopener">three.js</a> webgl - animation - groups
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+ </div>
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+
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+ <script src="../build/three.js"></script>
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+ <script src="js/Detector.js"></script>
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+ <script src="js/libs/stats.min.js"></script>
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+
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+ <script>
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+
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+ if ( ! Detector.webgl ) Detector.addGetWebGLMessage();
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+
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+ var stats, clock;
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+ var scene, camera, renderer, mixer;
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+
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+ init();
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+ animate();
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+
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+ function init() {
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+
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+ scene = new THREE.Scene();
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+
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+ var container = document.getElementById( 'container' );
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+
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+ //
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+
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+ camera = new THREE.PerspectiveCamera( 40, window.innerWidth / window.innerHeight, 1, 1000 );
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+ camera.position.set( 50, 50, 100 );
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+ camera.lookAt( scene.position );
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+
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+ // all objects of this animation group share a common animation state
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+
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+ var animationGroup = new THREE.AnimationObjectGroup();
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+
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+ //
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+
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+ var geometry = new THREE.BoxBufferGeometry( 5, 5, 5 );
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+ var material = new THREE.MeshBasicMaterial( { transparent: true } );
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+
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+ //
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+
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+ for ( var i = 0; i < 5; i ++ ) {
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+
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+ for ( var j = 0; j < 5; j ++ ) {
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+
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+ var mesh = new THREE.Mesh( geometry, material );
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+
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+ mesh.position.x = 32 - ( 16 * i );
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+ mesh.position.y = 0;
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+ mesh.position.z = 32 - ( 16 * j );
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+
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+ scene.add( mesh );
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+ animationGroup.add( mesh );
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+
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+ }
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+
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+ }
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+
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+ // create some keyframe tracks
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+
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+ var xAxis = new THREE.Vector3( 1, 0, 0 );
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+ var qInitial = new THREE.Quaternion().setFromAxisAngle( xAxis, 0 );
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+ var qFinal = new THREE.Quaternion().setFromAxisAngle( xAxis, Math.PI );
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+ var quaternionKF = new THREE.QuaternionKeyframeTrack( '.quaternion', [ 0, 1, 2 ], [ qInitial.x, qInitial.y, qInitial.z, qInitial.w, qFinal.x, qFinal.y, qFinal.z, qFinal.w, qInitial.x, qInitial.y, qInitial.z, qInitial.w ] );
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+
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+ var colorKF = new THREE.ColorKeyframeTrack( '.material.color', [ 0, 1, 2 ], [ 1, 0, 0, 0, 1, 0, 0, 0, 1 ], THREE.InterpolateDiscrete );
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+ var opacityKF = new THREE.NumberKeyframeTrack( '.material.opacity', [ 0, 1, 2 ], [ 1, 0, 1 ] );
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+
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+ // create clip
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+
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+ var clip = new THREE.AnimationClip( 'default', 3, [ quaternionKF, colorKF, opacityKF ] );
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+
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+ // apply the animation group to the mixer as the root object
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+
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+ mixer = new THREE.AnimationMixer( animationGroup );
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+
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+ var clipAction = mixer.clipAction( clip );
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+ clipAction.play();
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+
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+ //
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+
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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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+ container.appendChild( renderer.domElement );
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+
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+ //
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+
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+ stats = new Stats();
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+ container.appendChild( stats.dom );
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+
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+ //
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+
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+ clock = new THREE.Clock();
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+
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+ //
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+
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+ window.addEventListener( 'resize', onWindowResize, false );
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+
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+ }
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+
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+ function onWindowResize() {
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+
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+ camera.aspect = window.innerWidth / window.innerHeight;
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+ camera.updateProjectionMatrix();
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+
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+ renderer.setSize( window.innerWidth, window.innerHeight );
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+
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+ }
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+
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+ function animate() {
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+
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+ requestAnimationFrame( animate );
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+
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+ render();
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+
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+ }
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+
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+ function render() {
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+
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+ var delta = clock.getDelta();
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+
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+ if ( mixer ) {
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+
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+ mixer.update( delta );
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+
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+ }
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+
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+ renderer.render( scene, camera );
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+
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+ stats.update();
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+
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+ }
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+
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+ </script>
|
|
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+
|
|
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+ </body>
|
|
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+</html>
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Mugen87