declare module BABYLON { class Layer { public name: string; public texture: Texture; public isBackground: boolean; public color: Color4; public onDispose: () => void; private _scene; private _vertexDeclaration; private _vertexStrideSize; private _vertexBuffer; private _indexBuffer; private _effect; constructor(name: string, imgUrl: string, scene: Scene, isBackground?: boolean, color?: Color4); public render(): void; public dispose(): void; } }