/// declare module BABYLON { class ShadowOnlyMaterial extends Material { private _worldViewProjectionMatrix; private _scaledDiffuse; private _renderId; private _defines; private _cachedDefines; constructor(name: string, scene: Scene); needAlphaBlending(): boolean; needAlphaTesting(): boolean; getAlphaTestTexture(): BaseTexture; private _checkCache(scene, mesh?, useInstances?); isReady(mesh?: AbstractMesh, useInstances?: boolean): boolean; bindOnlyWorldMatrix(world: Matrix): void; bind(world: Matrix, mesh?: Mesh): void; clone(name: string): ShadowOnlyMaterial; serialize(): any; static Parse(source: any, scene: Scene, rootUrl: string): ShadowOnlyMaterial; } }