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test-skeleton-collada.html
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test-skeleton-collada.html
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<!DOCTYPE html>
<html lang="en">
<head>
<title>three.js webgl - animation - skinning</title>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
<style>
body {
color: #000;
font-family:Monospace;
font-size:13px;
text-align:center;
background-color: #fff;
margin: 0px;
overflow: hidden;
}
#info {
position: absolute;
top: 0px; width: 100%;
padding: 5px;
}
</style>
</head>
<body>
<div id="container"></div>
<script src="js/Three.js"></script>
<script src="js/TrackballControls.js"></script>
<script src="js/Animation.js"></script>
<script src="js/AnimationHandler.js"></script>
<script src="js/ColladaLoader.js"></script>
<script src="js/Detector.js"></script>
<script src="js/dat.gui.min.js"></script>
<script src="js/BlendCharacter.js"></script>
<script src="js/BlendCharacterShaders.js"></script>
<script src="js/BlendCharacterGui.js"></script>
<script src="js/AnimationGui.js"></script>
<script src="js/SkeletonHelper.js"></script>
<script>
if ( ! Detector.webgl ) Detector.addGetWebGLMessage();
window.onload = init;
var container;
var camera, scene, boneScene, renderer, controls;
var light, lightOffset;
var blendMesh = null;
var clock = new THREE.Clock();
var gui = null;
var animGui = null;
var isFrameStepping = false;
var timeToStep = 0;
// -----------------------------------------------------------------------
function init() {
container = document.getElementById( 'container' );
boneScene = new THREE.Scene();
scene = new THREE.Scene();
scene.fog = new THREE.Fog( 0xB0CAE1, 1000.0, 12000.0 );
scene.add ( new THREE.AmbientLight( 0xaaaaaa ) );
lightOffset = new THREE.Vector3( 0, -100, -100.0 );
light = new THREE.DirectionalLight( 0xffffff, 1.5 );
light.position.copy( lightOffset );
scene.add( light );
renderer = new THREE.WebGLRenderer( { antialias: true, alpha: false } );
renderer.setClearColor( '#777777', 1 );
renderer.setSize( window.innerWidth, window.innerHeight );
renderer.autoClear = false;
container.appendChild( renderer.domElement );
window.addEventListener( 'resize', onWindowResize, false );
window.addEventListener( 'start-animation', onStartAnimation );
window.addEventListener( 'stop-animation', onStopAnimation );
window.addEventListener( 'pause-animation', onPauseAnimation );
window.addEventListener( 'step-animation', onStepAnimation );
window.addEventListener( 'weight-animation', onWeightAnimation );
window.addEventListener( 'change-bone-influence', onChangeBoneInfluence );
window.addEventListener( 'crossfade', onCrossfade );
window.addEventListener( 'warp', onWarp );
window.addEventListener( 'toggle-lock-camera', onLockCameraToggle );
window.addEventListener( 'toggle-show-skeleton', onShowSkeletonToggle );
loadSkeletalMeshes();
}
// -----------------------------------------------------------------------
function onWindowResize() {
camera.aspect = window.innerWidth / window.innerHeight;
camera.updateProjectionMatrix();
renderer.setSize( window.innerWidth, window.innerHeight );
}
// -----------------------------------------------------------------------
function onStartAnimation( event ) {
var data = event.detail;
blendMesh.stopAll();
// the blend mesh will combine 1 or more animations
for ( var i = 0; i < data.anims.length; ++i ) {
if ( data.anims[ i ] !== 'none' ) {
blendMesh.play(data.anims[i], data.weights[i]);
}
}
isFrameStepping = false;
}
// -----------------------------------------------------------------------
function onStopAnimation( event ) {
blendMesh.stopAll();
isFrameStepping = false;
}
// -----------------------------------------------------------------------
function onPauseAnimation( event ) {
( isFrameStepping ) ? blendMesh.unPauseAll(): blendMesh.pauseAll();
isFrameStepping = false;
}
// -----------------------------------------------------------------------
function onStepAnimation( event ) {
blendMesh.unPauseAll();
isFrameStepping = true;
timeToStep = event.detail.stepSize;
}
// -----------------------------------------------------------------------
function onWeightAnimation(event) {
var data = event.detail;
for ( var i = 0; i < data.anims.length; ++i ) {
blendMesh.applyWeight(data.anims[i], data.weights[i]);
}
}
// -----------------------------------------------------------------------
function onChangeBoneInfluence(event) {
var boneName = event.detail.bone;
for ( var i = 0; i < blendMesh.skeleton.bones.length; ++i ) {
if ( blendMesh.skeleton.bones[ i ].name === boneName ) {
blendMesh.material.uniforms.boneToHighlight.value = i;
break;
}
}
}
// -----------------------------------------------------------------------
function onCrossfade(event) {
var data = event.detail;
blendMesh.stopAll();
blendMesh.crossfade( data.from, data.to, data.time );
isFrameStepping = false;
}
// -----------------------------------------------------------------------
function onWarp( event ) {
var data = event.detail;
blendMesh.stopAll();
blendMesh.warp( data.from, data.to, data.time );
isFrameStepping = false;
}
// -----------------------------------------------------------------------
function onLockCameraToggle( event ) {
var shouldLock = event.detail.shouldLock;
controls.enabled = !shouldLock;
}
// -----------------------------------------------------------------------
function onShowSkeletonToggle( event ) {
var shouldShow = event.detail.shouldShow;
blendMesh.showSkeleton( shouldShow );
}
// -----------------------------------------------------------------------
function loadSkeletalMeshes() {
var characterMaterial = new THREE.ShaderMaterial( );
characterMaterial.vertexShader = THREE.ShaderLib['skeleton-debug'].vertexShader;
characterMaterial.fragmentShader = THREE.ShaderLib['skeleton-debug'].fragmentShader;
characterMaterial.uniforms = THREE.ShaderLib['skeleton-debug'].uniforms;
characterMaterial.skinning = true;
//blendMesh = new THREE.BlendCharacter( characterMaterial );
blendMesh = new THREE.BlendCharacter( );
blendMesh.load( "./models/test-collada/avatar.dae", buildScene );
}
// -----------------------------------------------------------------
function buildScene() {
blendMesh.geometry.computeBoundingSphere();
//blendMesh.rotation.z = Math.PI * -135 / 180;
scene.add( blendMesh );
var aspect = window.innerWidth / window.innerHeight;
var radius = blendMesh.geometry.boundingSphere.radius;
camera = new THREE.PerspectiveCamera( 45, aspect, 1, 10000 );
camera.up.set( 0, 0, 1 );
camera.position.set( blendMesh.position.x, blendMesh.position.y - radius * 5, blendMesh.position.z );
camera.lookAt( blendMesh.position );
var target = new THREE.Vector3();
target.copy( blendMesh.position );
target.z += radius / 2;
controls = new THREE.TrackballControls( camera );
controls.target = target;
gui = new BlendCharacterGui(blendMesh.animations);
animGui = new AnimationGui(blendMesh.animations);
update();
}
// -----------------------------------------------------------------------
function update() {
requestAnimationFrame( update, renderer.domElement );
var scale = gui.getTimeScale();
var delta = clock.getDelta();
var stepSize = (!isFrameStepping) ? delta * scale: timeToStep;
blendMesh.update( stepSize );
THREE.AnimationHandler.update( stepSize );
timeToStep = 0;
controls.update();
renderer.clear();
renderer.render( scene, camera );
}
</script>
</body>
</html>