code: function MeshMatcapMaterial( parameters ) {
  
  	Material.call( this );
  
  	this.defines = { 'MATCAP': '' };
  
  	this.type = 'MeshMatcapMaterial';
  
  	this.color = new Color( 0xffffff ); // diffuse
  
  	this.matcap = null;
  
  	this.map = null;
  
  	this.bumpMap = null;
  	this.bumpScale = 1;
  
  	this.normalMap = null;
  	this.normalMapType = TangentSpaceNormalMap;
  	this.normalScale = new Vector2( 1, 1 );
  
  	this.displacementMap = null;
  	this.displacementScale = 1;
  	this.displacementBias = 0;
  
  	this.alphaMap = null;
  
  	this.skinning = false;
  	this.morphTargets = false;
  	this.morphNormals = false;
  
  	this.lights = false;
  
  	this.setValues( parameters );
  
  }
docs: @author WestLangley / http://github.com/WestLangley
  
  parameters = {
  color: <hex>,
  opacity: <float>,
  
  matcap: new THREE.Texture( <Image> ),
  
  map: new THREE.Texture( <Image> ),
  
  bumpMap: new THREE.Texture( <Image> ),
  bumpScale: <float>,
  
  normalMap: new THREE.Texture( <Image> ),
  normalMapType: THREE.TangentSpaceNormalMap,
  normalScale: <Vector2>,
  
  displacementMap: new THREE.Texture( <Image> ),
  displacementScale: <float>,
  displacementBias: <float>,
  
  alphaMap: new THREE.Texture( <Image> ),
  
  skinning: <bool>,
  morphTargets: <bool>,
  morphNormals: <bool>
  }