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app_physics.html
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<!DOCTYPE html>
<html lang="en">
<head>
<title>Three.js MMDLoader app Physics</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 {
font-family: Monospace;
background-color: #fff;
color: #000;
margin: 0px;
overflow: hidden;
}
#info {
color: #000;
position: absolute;
top: 10px;
width: 100%;
z-index: 100;
text-align: center;
right: 20px;
display: block;
}
#info a, .button { color: #f00; font-weight: bold; text-decoration: underline; cursor: pointer }
#howtoplay {
color: #000;
position: absolute;
top: 10px;
width: 100%;
text-align: left;
left: 20px;
display: block;
}
</style>
</head>
<body>
<div id="info">
<a href="http://threejs.org" target="_blank">three.js</a> - MMDLoader app Physics<br />
<a href="https://github.com/takahirox/MMDLoader-app#readme" target="_blank">MMD Assets license</a><br />
Copyright
<a href="http://threejs.org" target="_blank">three.js</a>
<a href="http://www.geocities.jp/higuchuu4/index_e.htm" target="_blank">Model Data</a>
<a href="http://www.nicovideo.jp/mylist/1713647" target="_blank">Motion Data</a>
<a href="http://nicomas.main.jp/mmddata/" target="_blank">Motion/Pose Data</a>
</div>
<div id="howtoplay">
How to play<br />
<br />
Up : Move forward<br />
Left : Rotate left<br />
Right : Rotate right<br />
Shift : Run<br />
Mouse drag/wheel : Camera<br />
Space : Reset Miku position<br />
</div>
<script src="https://rawcdn.githack.com/mrdoob/three.js/r87/build/three.js"></script>
<script src="https://rawcdn.githack.com/mrdoob/three.js/r87/examples/js/libs/mmdparser.min.js"></script>
<script src="https://rawcdn.githack.com/mrdoob/three.js/r87/examples/js/libs/ammo.js"></script>
<script src="https://rawcdn.githack.com/mrdoob/three.js/r87/examples/js/loaders/TGALoader.js"></script>
<script src="https://rawcdn.githack.com/mrdoob/three.js/r87/examples/js/loaders/MMDLoader.js"></script>
<script src="https://rawcdn.githack.com/mrdoob/three.js/r87/examples/js/effects/OutlineEffect.js"></script>
<script src="https://rawcdn.githack.com/mrdoob/three.js/r87/examples/js/animation/CCDIKSolver.js"></script>
<script src="https://rawcdn.githack.com/mrdoob/three.js/r87/examples/js/animation/MMDPhysics.js"></script>
<script src="https://rawcdn.githack.com/mrdoob/three.js/r87/examples/js/controls/OrbitControls.js"></script>
<script src="https://rawcdn.githack.com/mrdoob/three.js/r87/examples/js/Detector.js"></script>
<script>
var container;
var camera, scene, renderer, effect;
var helper, loader;
var controls;
var miku;
var world;
var boxes = [];
var ready = false;
var mouseX = 0, mouseY = 0;
var windowHalfX = window.innerWidth / 2;
var windowHalfY = window.innerHeight / 2;
var clock = new THREE.Clock();
var boneDictionary = {};
var modelDictionary = {};
var motionDictionary = {};
var motionStatus = {
inWalking: false,
inRunning: false,
inStartWalking: false,
inStartRunning: false,
inStopWalking: false,
inStopRunning: false,
inMovingForward: false,
inMovingBackward: false,
inRotatingLeft: false,
inRotatingRight: false,
direction: 0,
runFlag: false,
duration: 0.0,
elapsedTimeSinceStartWalking: 0.0,
elapsedTimeSinceStartRunning: 0.0,
elapsedTimeSinceStopWalking: 0.0,
elapsedTimeSinceStopRunning: 0.0
};
// see the license https://github.com/takahirox/MMDLoader-app#readme for these assets
var modelParams = [
{
name: 'miku',
file: 'https://rawcdn.githack.com/mrdoob/three.js/r87/examples/models/mmd/miku/miku_v2.pmd',
position: new THREE.Vector3( 0, -15, 0 )
}
];
var cameraParams = [
{
name: 'camera',
position: new THREE.Vector3( 0, 0, -25 )
}
];
var blinkMorphName = 'まばたき';
var poseParams = [
{
name: 'basic',
file: 'assets/vpd/imas/makoto_basic.vpd'
}
];
var poses = {};
var motionParams = [
{
name: 'walk',
isMoving: true,
files: [ 'assets/vmd/walk/walk.vmd' ]
},
{
name: 'run',
isMoving: true,
files: [ 'assets/vmd/walk/run.vmd' ]
}
];
var blinkVmd = {
metadata: {
name: 'blink',
coordinateSystem: 'right',
morphCount: 11,
cameraCount: 0,
motionCount: 0
},
morphs: [
{ frameNum: 0, morphName: blinkMorphName, weight: 0.0 },
{ frameNum: 10, morphName: blinkMorphName, weight: 0.0 },
{ frameNum: 15, morphName: blinkMorphName, weight: 1.0 },
{ frameNum: 20, morphName: blinkMorphName, weight: 0.0 },
{ frameNum: 40, morphName: blinkMorphName, weight: 0.0 },
{ frameNum: 43, morphName: blinkMorphName, weight: 1.0 },
{ frameNum: 46, morphName: blinkMorphName, weight: 0.0 },
{ frameNum: 49, morphName: blinkMorphName, weight: 0.0 },
{ frameNum: 52, morphName: blinkMorphName, weight: 1.0 },
{ frameNum: 55, morphName: blinkMorphName, weight: 0.0 },
{ frameNum: 200, morphName: blinkMorphName, weight: 0.0 },
],
cameras: [],
motions: []
};
var onProgress = function ( xhr ) {
if ( xhr.lengthComputable ) {
var percentComplete = xhr.loaded / xhr.total * 100;
console.log( Math.round(percentComplete, 2) + '% downloaded' );
}
};
var onError = function ( xhr ) {
};
init();
update();
function init() {
container = document.createElement( 'div' );
document.body.appendChild( container );
camera = new THREE.PerspectiveCamera( 45, window.innerWidth / window.innerHeight, 1, 2000 );
controls = new THREE.OrbitControls( camera );
controls.enableKeys = false;
// scene
scene = new THREE.Scene();
var ambient = new THREE.AmbientLight( 0x666666 );
scene.add( ambient );
var directionalLight = new THREE.DirectionalLight( 0x887766 );
directionalLight.position.set( -1, 1, 1 ).normalize();
scene.add( directionalLight );
//
renderer = new THREE.WebGLRenderer( { antialias: true } );
renderer.setPixelRatio( window.devicePixelRatio );
renderer.setSize( window.innerWidth, window.innerHeight );
renderer.setClearColor( new THREE.Color( 0xffffff ) );
container.appendChild( renderer.domElement );
effect = new THREE.OutlineEffect( renderer );
camera.lookAt( scene.position, container );
resetPosition();
// model
helper = new THREE.MMDHelper();
loader = new THREE.MMDLoader();
loadModels( function () {
var mesh = helper.meshes[ 0 ];
miku = mesh;
loadVpds( mesh, function () {
helper.poseAsVpd( mesh, poses[ 'basic' ] );
loadVmds( mesh, function () {
loader.pourVmdIntoModel( mesh, blinkVmd, 'blink' );
helper.setAnimation( mesh );
for ( var i = 0; i < motionParams.length; i++ ) {
var param = motionParams[ i ];
var name = param.name;
mesh.mixer.clipAction( name ).weight = 0.0;
mesh.mixer.clipAction( name + 'Morph' ).weight = 0.0;
startMotion( mesh, name );
}
createDictionary( mesh );
startBlink( mesh );
ready = true;
} );
} );
} );
document.addEventListener( 'keydown', onKeydown, false );
document.addEventListener( 'keyup', onKeyup, false );
//
window.addEventListener( 'resize', onWindowResize, false );
}
function loadModels ( callback ) {
function load ( index ) {
if ( index >= modelParams.length ) {
callback();
return;
}
var param = modelParams[ index ];
loader.loadModel( param.file, function ( object ) {
var mesh = object;
helper.add( mesh );
helper.setPhysics( mesh );
resetPosition();
world = mesh.physics.world;
scene.add( mesh );
createGround();
createBoxes();
load( index + 1 );
}, onProgress, onError );
}
load( 0 );
}
function loadVmds ( mesh, callback ) {
function load ( index ) {
if ( index >= motionParams.length ) {
callback();
return;
}
var param = motionParams[ index ];
loader.loadVmds( param.files, function ( vmd ) {
loader.pourVmdIntoModel( mesh, vmd, param.name );
load( index + 1 );
}, onProgress, onError );
}
load( 0 );
}
function loadVpds ( mesh, callback ) {
function load ( index ) {
if ( index >= poseParams.length ) {
callback();
return;
}
var param = poseParams[ index ];
loader.loadVpd( param.file, function ( vpd ) {
poses[ param.name ] = vpd;
load( index + 1 );
}, onProgress, onError );
}
load( 0 );
}
function createDictionary ( mesh ) {
var bones = mesh.skeleton.bones;
for ( var i = 0; i < bones.length; i++ ) {
var b = bones[ i ];
boneDictionary[ b.name ] = i;
}
for ( var i = 0; i < motionParams.length; i++ ) {
var p = motionParams[ i ];
motionDictionary[ p.name ] = i;
}
}
function createRigidBody ( size, weight, position ) {
var shape = new Ammo.btBoxShape( new Ammo.btVector3( size[ 0 ], size[ 1 ], size[ 2 ] ) );
var localInertia = new Ammo.btVector3( 0, 0, 0 );
shape.calculateLocalInertia( weight, localInertia );
var form = new Ammo.btTransform();
form.setIdentity();
form.setOrigin( new Ammo.btVector3( position.x, position.y, position.z ) );
var state = new Ammo.btDefaultMotionState( form );
var info = new Ammo.btRigidBodyConstructionInfo( weight, state, shape, localInertia );
return new Ammo.btRigidBody( info );
}
function createGround () {
var gridHelper = new THREE.GridHelper( 1000, 500 );
gridHelper.position.y = -15;
var body = createRigidBody( [ 1000, 1, 1000 ], 0, gridHelper.position );
body.setRestitution( 1 );
body.setFriction( 1 );
body.setDamping( 0, 0 );
body.setSleepingThresholds( 0, 0 );
world.addRigidBody( body );
scene.add( gridHelper );
}
function createBoxes () {
var geometry = new THREE.BoxBufferGeometry( 4, 4, 4 );
var material = new THREE.MeshPhongMaterial( { color: 0x444444 } );
for ( var i = 0; i < 20; i ++ ) {
for ( var j = 0; j < 5; j ++ ) {
var mesh = new THREE.Mesh( geometry, material );
mesh.position.x = -38 + i * 4;
mesh.position.y = -13 + j * 4.1;
mesh.position.z = 40;
var body = createRigidBody( [ 2, 2, 2 ], 1.0, mesh.position );
body.setSleepingThresholds( 0, 0 );
world.addRigidBody( body );
mesh.body = body;
mesh.ammoTransform = new Ammo.btTransform();
mesh.ammoQuaternion = new Ammo.btQuaternion( 0, 0, 0, 1 );
boxes.push( mesh );
scene.add( mesh );
}
}
}
function onWindowResize () {
windowHalfX = window.innerWidth / 2;
windowHalfY = window.innerHeight / 2;
camera.aspect = window.innerWidth / window.innerHeight;
camera.updateProjectionMatrix();
effect.setSize( window.innerWidth, window.innerHeight );
}
//
function update() {
requestAnimationFrame( update );
if ( ready ) {
var delta = clock.getDelta();
manageMove( delta );
helper.animate( delta );
updateBoxes();
}
effect.render( scene, camera );
}
function updateBoxes () {
for ( var i = 0, il = boxes.length; i < il; i ++ ) {
var box = boxes[ i ];
var body = box.body;
var form = box.ammoTransform;
var q = box.ammoQuaternion;
body.getMotionState().getWorldTransform( form );
var o = form.getOrigin();
form.getBasis().getRotation( q );
box.position.set( o.x(), o.y(), o.z() );
box.quaternion.set( q.x(), q.y(), q.z(), q.w() );
}
}
function startMotion ( mesh, key ) {
var name = key;
mesh.mixer.clipAction( name ).play();
mesh.mixer.clipAction( name + 'Morph' ).play();
}
function stopMotion ( mesh, key ) {
var name = key;
mesh.mixer.clipAction( name ).stop();
mesh.mixer.clipAction( name + 'Morph' ).stop();
}
function startBlink ( mesh ) {
mesh.mixer.clipAction( 'blinkMorph' ).play();
}
function stopBlink ( mesh ) {
mesh.mixer.clipAction( 'blinkMorph' ).stop();
}
function startWalking ( mesh ) {
motionStatus.inStartWalking = true;
motionStatus.inStopWalking = false;
motionStatus.elapsedTimeSinceStartWalking = 0.0;
//startMotion( mesh, 'walk' );
}
function startRunning ( mesh ) {
motionStatus.inStartRunning = true;
motionStatus.inStopRunning = false;
motionStatus.elapsedTimeSinceStartRunning = 0.0;
//startMotion( mesh, 'run' );
}
function stopWalking ( mesh ) {
motionStatus.inStartWalking = false;
motionStatus.inStopWalking = true;
motionStatus.elapsedTimeSinceStopWalking = 0.0;
}
function stopRunning ( mesh ) {
motionStatus.inStartRunning = false;
motionStatus.inStopRunning = true;
motionStatus.elapsedTimeSinceStopRunning = 0.0;
}
function manageMove ( delta ) {
var mesh = helper.meshes[ 0 ];
var isMoving = motionStatus.inMovingForward || motionStatus.inMovingBackward;
var isRotating = motionStatus.inRotatingLeft || motionStatus.inRotatingRight;
var isWalking = motionStatus.inMovingForward || motionStatus.inMovingBackward ||
motionStatus.inRotatingLeft || motionStatus.inRotatingRight;
var isRunning = isWalking && motionStatus.runFlag;
if ( isMoving ) {
//var speed = ( motionStatus.runFlag ? 0.6 : 0.2 ) * delta * 60;
var speed = mesh.mixer.clipAction( 'run' ).weight * 0.4 +
mesh.mixer.clipAction( 'walk' ).weight * 0.2;
speed *= delta * 60;
var dz = speed * Math.cos( motionStatus.direction );
var dx = speed * Math.sin( motionStatus.direction );
if ( motionStatus.inMovingForward ) {
mesh.position.z += dz;
mesh.position.x += dx;
}
if ( motionStatus.inMovingBackward ) {
mesh.position.z -= dz;
mesh.position.x -= dx;
}
}
if ( isRotating ) {
var dr = Math.PI * 2 / 360 * 5 * delta * 60;
if ( motionStatus.inRotatingLeft ) {
motionStatus.direction += dr;
mesh.rotateY( dr );
}
if ( motionStatus.inRotatingRight ) {
motionStatus.direction -= dr;
mesh.rotateY( -dr );
}
}
if ( motionStatus.inStartWalking ) {
motionStatus.elapsedTimeSinceStartWalking += delta;
var action = mesh.mixer.clipAction( 'walk' );
action.weight += delta * 2;
if ( action.weight > 1.0 ) {
action.weight = 1.0;
motionStatus.inStartWalking = false;
}
}
if ( motionStatus.inStopWalking ) {
motionStatus.elapsedTimeSinceStopWalking += delta;
var action = mesh.mixer.clipAction( 'walk' );
action.weight -= delta;
if ( action.weight < 0.0 ) {
action.weight = 0.0;
motionStatus.inStopWalking = false;
//stopMotion( mesh, 'walk' );
}
}
if ( motionStatus.inStartRunning ) {
motionStatus.elapsedTimeSinceStartRunning += delta;
var action = mesh.mixer.clipAction( 'run' );
action.weight += delta * 2;
if ( action.weight > 1.0 ) {
action.weight = 1.0;
motionStatus.inStartRunning = false;
}
}
if ( motionStatus.inStopRunning ) {
motionStatus.elapsedTimeSinceStopRunning += delta;
var action = mesh.mixer.clipAction( 'run' );
action.weight -= delta;
if ( action.weight < 0.0 ) {
action.weight = 0.0;
motionStatus.inStopRunning = false;
//stopMotion( mesh, 'run' );
}
}
if ( ! motionStatus.inWalking && isWalking ) {
if ( isRunning ) {
startRunning( mesh );
} else {
startWalking( mesh );
}
}
if ( motionStatus.inWalking && ! isWalking ) {
stopWalking( mesh );
if ( motionStatus.inRunning ) {
stopRunning( mesh );
}
}
if ( motionStatus.inWalking && isWalking ) {
if ( isRunning && ! motionStatus.inRunning ) {
stopWalking( mesh );
startRunning( mesh );
}
if ( ! isRunning && motionStatus.inRunning ) {
stopRunning( mesh );
startWalking( mesh );
}
}
motionStatus.inWalking = isWalking;
motionStatus.inRunning = isRunning;
}
function onKeydown ( event ) {
if ( ! ready ) {
return;
}
switch ( event.keyCode ) {
case 16: // shift
motionStatus.runFlag = true;
break;
case 32: // space
resetPosition();
break;
case 37: // left
motionStatus.inRotatingLeft = true;
break;
case 38: // up
motionStatus.inMovingForward = true;
break;
case 39: // right
motionStatus.inRotatingRight = true;
break;
case 40: // down
//motionStatus.inMovingBackward = true;
break;
default:
break;
}
}
function onKeyup ( event ) {
if ( ! ready ) {
return;
}
switch ( event.keyCode ) {
case 16: // shift
motionStatus.runFlag = false;
break;
case 37: // left
motionStatus.inRotatingLeft = false;
break;
case 38: // up
motionStatus.inMovingForward = false;
break;
case 39: // right
motionStatus.inRotatingRight = false;
break;
case 40: // down
//motionStatus.inMovingBackward = false;
break;
default:
break;
}
}
function resetPosition () {
if ( camera ) {
camera.position.copy( cameraParams[ 0 ].position );
camera.up.set( 0, 1, 0 );
camera.rotation.set( 0, 0, 0 );
controls.update()
}
if ( helper && helper.meshes.length > 0 ) {
var mesh = helper.meshes[ 0 ];
mesh.position.copy( modelParams[ 0 ].position );
motionStatus.direction = 0;
mesh.rotation.set( 0, 0, 0 );
if ( mesh.physics ) {
mesh.updateMatrixWorld( true );
mesh.physics.reset();
}
}
}
function letObjectVisible ( obj ) {
obj.visible = true;
}
function letObjectInvisible ( obj ) {
if ( ! debug ) {
obj.visible = false;
}
}
</script>
</body>
</html>