three.js/src/objects/Mesh.js

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

THREE.Mesh = function ( geometry, materials ) {

	THREE.Object3D.call( this );

	this.geometry = geometry;
	this.materials = materials && materials.length ? materials : [ materials ];

	this.flipSided = false;
	this.doubleSided = false;

	this.overdraw = false; // TODO: Move to material?


	if ( this.geometry ) {

		// calc bound radius
	
		if( !this.geometry.boundingSphere ) {

			 this.geometry.computeBoundingSphere();

		}

		this.boundRadius = geometry.boundingSphere.radius;


		// setup morph targets

		if( this.geometry.morphTargets.length ) {
			
			this.morphTargetBase = -1;
			this.morphTargetForcedOrder = [];
			this.morphTargetInfluences = [];
			this.morphTargetDictionary = {};
			
			for( var m = 0; m < this.geometry.morphTargets.length; m++ ) {
				
				this.morphTargetInfluences.push( 0 );
				this.morphTargetDictionary[ this.geometry.morphTargets[ m ].name ] = m;

			}

		}

	}

}

THREE.Mesh.prototype = new THREE.Object3D();
THREE.Mesh.prototype.constructor = THREE.Mesh;
THREE.Mesh.prototype.supr = THREE.Object3D.prototype;


/*
 * Get Morph Target Index by Name
 */

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;
}