Doodle3D-Slicer/three.js-master/examples/js/MD2Character.js
2015-06-12 15:58:26 +02:00

243 lines
5.6 KiB
JavaScript
Executable File

/**
* @author alteredq / http://alteredqualia.com/
*/
THREE.MD2Character = function () {
var scope = this;
this.scale = 1;
this.animationFPS = 6;
this.root = new THREE.Object3D();
this.meshBody = null;
this.meshWeapon = null;
this.skinsBody = [];
this.skinsWeapon = [];
this.weapons = [];
this.activeAnimation = null;
this.onLoadComplete = function () {};
this.loadCounter = 0;
this.loadParts = function ( config ) {
this.loadCounter = config.weapons.length * 2 + config.skins.length + 1;
var weaponsTextures = []
for ( var i = 0; i < config.weapons.length; i ++ ) weaponsTextures[ i ] = config.weapons[ i ][ 1 ];
// SKINS
this.skinsBody = loadTextures( config.baseUrl + "skins/", config.skins );
this.skinsWeapon = loadTextures( config.baseUrl + "skins/", weaponsTextures );
// BODY
var loader = new THREE.JSONLoader();
loader.load( config.baseUrl + config.body, function( geo ) {
geo.computeBoundingBox();
scope.root.position.y = - scope.scale * geo.boundingBox.min.y;
var mesh = createPart( geo, scope.skinsBody[ 0 ] );
mesh.scale.set( scope.scale, scope.scale, scope.scale );
scope.root.add( mesh );
scope.meshBody = mesh;
scope.activeAnimation = geo.firstAnimation;
checkLoadingComplete();
} );
// WEAPONS
var generateCallback = function ( index, name ) {
return function( geo ) {
var mesh = createPart( geo, scope.skinsWeapon[ index ] );
mesh.scale.set( scope.scale, scope.scale, scope.scale );
mesh.visible = false;
mesh.name = name;
scope.root.add( mesh );
scope.weapons[ index ] = mesh;
scope.meshWeapon = mesh;
checkLoadingComplete();
}
}
for ( var i = 0; i < config.weapons.length; i ++ ) {
loader.load( config.baseUrl + config.weapons[ i ][ 0 ], generateCallback( i, config.weapons[ i ][ 0 ] ) );
}
};
this.setPlaybackRate = function ( rate ) {
if ( this.meshBody ) this.meshBody.duration = this.meshBody.baseDuration / rate;
if ( this.meshWeapon ) this.meshWeapon.duration = this.meshWeapon.baseDuration / rate;
};
this.setWireframe = function ( wireframeEnabled ) {
if ( wireframeEnabled ) {
if ( this.meshBody ) this.meshBody.material = this.meshBody.materialWireframe;
if ( this.meshWeapon ) this.meshWeapon.material = this.meshWeapon.materialWireframe;
} else {
if ( this.meshBody ) this.meshBody.material = this.meshBody.materialTexture;
if ( this.meshWeapon ) this.meshWeapon.material = this.meshWeapon.materialTexture;
}
};
this.setSkin = function( index ) {
if ( this.meshBody && this.meshBody.material.wireframe === false ) {
this.meshBody.material.map = this.skinsBody[ index ];
}
};
this.setWeapon = function ( index ) {
for ( var i = 0; i < this.weapons.length; i ++ ) this.weapons[ i ].visible = false;
var activeWeapon = this.weapons[ index ];
if ( activeWeapon ) {
activeWeapon.visible = true;
this.meshWeapon = activeWeapon;
activeWeapon.playAnimation( this.activeAnimation, this.animationFPS );
this.meshWeapon.baseDuration = this.meshWeapon.duration;
this.meshWeapon.time = this.meshBody.time;
this.meshWeapon.duration = this.meshBody.duration;
}
};
this.setAnimation = function ( animationName ) {
if ( this.meshBody ) {
this.meshBody.playAnimation( animationName, this.animationFPS );
this.meshBody.baseDuration = this.meshBody.duration;
}
if ( this.meshWeapon ) {
this.meshWeapon.playAnimation( animationName, this.animationFPS );
this.meshWeapon.baseDuration = this.meshWeapon.duration;
this.meshWeapon.time = this.meshBody.time;
}
this.activeAnimation = animationName;
};
this.update = function ( delta ) {
if ( this.meshBody ) {
this.meshBody.updateAnimation( 1000 * delta );
}
if ( this.meshWeapon ) {
this.meshWeapon.updateAnimation( 1000 * delta );
}
};
function loadTextures( baseUrl, textureUrls ) {
var mapping = THREE.UVMapping;
var textures = [];
for ( var i = 0; i < textureUrls.length; i ++ ) {
textures[ i ] = THREE.ImageUtils.loadTexture( baseUrl + textureUrls[ i ], mapping, checkLoadingComplete );
textures[ i ].name = textureUrls[ i ];
}
return textures;
};
function createPart( geometry, skinMap ) {
geometry.computeMorphNormals();
var whiteMap = THREE.ImageUtils.generateDataTexture( 1, 1, new THREE.Color( 0xffffff ) );
var materialWireframe = new THREE.MeshPhongMaterial( { color: 0xffaa00, specular: 0x111111, shininess: 50, wireframe: true, shading: THREE.SmoothShading, map: whiteMap, morphTargets: true, morphNormals: true, metal: false } );
var materialTexture = new THREE.MeshPhongMaterial( { color: 0xffffff, specular: 0x111111, shininess: 50, wireframe: false, shading: THREE.SmoothShading, map: skinMap, morphTargets: true, morphNormals: true, metal: false } );
materialTexture.wrapAround = true;
//
var mesh = new THREE.MorphAnimMesh( geometry, materialTexture );
mesh.rotation.y = -Math.PI / 2;
mesh.castShadow = true;
mesh.receiveShadow = true;
//
mesh.materialTexture = materialTexture;
mesh.materialWireframe = materialWireframe;
//
mesh.parseAnimations();
mesh.playAnimation( geometry.firstAnimation, scope.animationFPS );
mesh.baseDuration = mesh.duration;
return mesh;
};
function checkLoadingComplete() {
scope.loadCounter -= 1;
if ( scope.loadCounter === 0 ) scope.onLoadComplete();
};
};