three.js/src/objects/Mesh.js

/**
 * @author mrdoob / http://mrdoob.com/
 * @author alteredq / http://alteredqualia.com/
 * @author mikael emtinger / http://gomo.se/
 * @author jonobr1 / http://jonobr1.com/
 */

THREE.Mesh = function ( geometry, material ) {

	THREE.Object3D.call( this );

	this.geometry = geometry !== undefined ? geometry : new THREE.Geometry();
	this.material = material !== undefined ? material : new THREE.MeshBasicMaterial( { color: Math.random() * 0xffffff } );

	this.updateMorphTargets();

};

THREE.Mesh.prototype = Object.create( THREE.Object3D.prototype );

THREE.Mesh.prototype.updateMorphTargets = function () {

	if ( this.geometry.morphTargets !== undefined && this.geometry.morphTargets.length > 0 ) {

		this.morphTargetBase = -1;
		this.morphTargetForcedOrder = [];
		this.morphTargetInfluences = [];
		this.morphTargetDictionary = {};

		for ( var m = 0, ml = this.geometry.morphTargets.length; m < ml; m ++ ) {

			this.morphTargetInfluences.push( 0 );
			this.morphTargetDictionary[ this.geometry.morphTargets[ m ].name ] = m;

		}

	}

};

THREE.Mesh.prototype.getMorphTargetIndexByName = function ( name ) {

	if ( this.morphTargetDictionary[ name ] !== undefined ) {

		return this.morphTargetDictionary[ name ];

	}

	console.log( "THREE.Mesh.getMorphTargetIndexByName: morph target " + name + " does not exist. Returning 0." );

	return 0;

};

THREE.Mesh.prototype.clone = function ( object ) {

	if ( object === undefined ) object = new THREE.Mesh( this.geometry, this.material );

	THREE.Object3D.prototype.clone.call( this, object );

	return object;

};