loadWithAnimation( modelUrl, vmdUrl, onLoad, onProgress, onError ) {

			const scope = this;
			this.load( modelUrl, function ( mesh ) {

				scope.loadAnimation( vmdUrl, mesh, function ( animation ) {

					onLoad( {
						mesh: mesh,
						animation: animation
					} );

				}, onProgress, onError );

			}, onProgress, onError );

		}
Loads mode file and motion file(s) as an object containing
a THREE.SkinnedMesh and a THREE.AnimationClip.
Tracks of THREE.AnimationClip are fitting to the model.

@param {string} modelUrl - url to Model(.pmd or .pmx) file
@param {string|Array{string}} vmdUrl - url(s) to animation(.vmd) file
@param {function} onLoad
@param {function} onProgress
@param {function} onError