export declare class GlRenderTarget {
    framebuffer: WebGLFramebuffer;
    width: number;
    height: number;
    msaa: boolean;
    framebuffer2?: WebGLFramebuffer;
    msaaRenderBuffer: WebGLRenderbuffer[];
    depthStencilRenderBuffer?: WebGLRenderbuffer;
    constructor(framebuffer: WebGLFramebuffer);
}