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index.html
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<html>
<head>
<style>
body { margin: 0; }
canvas { width: 100%; height: 100% }
</style>
</head>
<body>
<input type="file" id="file" name="files[]" onchange="fileChanged(event)" />
<script src="three.js"></script>
<script src="TrackballControls.js"></script>
<script src="BVHImport.js"></script>
<script>
var clock = new THREE.Clock();
var mixer;
var skeletonHelper;
var camera, controls, scene, renderer;
init();
animate();
function fileChanged(e) {
for (var i = scene.children.length - 1; i >= 0; i--) {
scene.remove(scene.children[i]);
}
var file = e.target.files[0];
var reader = new FileReader();
reader.onload = function(e) { // parse file
var lines = e.target.result.split(/[\r\n]+/g);
// import BVH file
var root = BVHImport.readBvh(lines);
var animation = BVHImport.toTHREE(root);
// create a minimal empty geometry to hold the Bones
var geometry = new THREE.Geometry();
var material = new THREE.MeshPhongMaterial({ skinning: true, });
var mesh = new THREE.SkinnedMesh(geometry, material);
// bind skeleton
mesh.add(animation.skeleton.bones[0]);
mesh.bind(animation.skeleton);
skeletonHelper = new THREE.SkeletonHelper(mesh);
skeletonHelper.material.linewidth = 5;
scene.add(skeletonHelper);
scene.add(mesh);
mixer = new THREE.AnimationMixer(mesh);
mixer.clipAction(animation.clip).setEffectiveWeight(1.0).play()
};
reader.readAsText(file);
}
function init() {
camera = new THREE.PerspectiveCamera( 60, window.innerWidth / window.innerHeight, 1, 1000 );
camera.position.z = 100;
controls = new THREE.TrackballControls(camera);
controls.rotateSpeed = 2.5;
controls.zoomSpeed = 1.2;
controls.panSpeed = 0.8;
controls.staticMoving = true;
controls.dynamicDampingFactor = 0.3;
scene = new THREE.Scene();
// renderer
renderer = new THREE.WebGLRenderer( { antialias: false } );
renderer.setClearColor( 0x777777 );
renderer.setPixelRatio( window.devicePixelRatio );
renderer.setSize( window.innerWidth, window.innerHeight );
document.body.appendChild( renderer.domElement );
window.addEventListener( 'resize', onWindowResize, false );
}
function onWindowResize() {
camera.aspect = window.innerWidth / window.innerHeight;
camera.updateProjectionMatrix();
renderer.setSize( window.innerWidth, window.innerHeight );
controls.handleResize();
}
function animate() {
requestAnimationFrame(animate);
controls.update();
var delta = clock.getDelta();
if (mixer)
mixer.update(delta);
if (skeletonHelper)
skeletonHelper.update();
renderer.render(scene, camera);
}
</script>
</body>
</html>