import { MSAA_QUALITY } from '@pixi/constants';
import type { Framebuffer } from './Framebuffer';
/**
 * Internal framebuffer for WebGL context.
 * @memberof PIXI
 */
export declare class GLFramebuffer {
    /** The WebGL framebuffer. */
    framebuffer: WebGLFramebuffer;
    /** Stencil+depth , usually costs 32bits per pixel. */
    stencil: WebGLRenderbuffer;
    /** Detected AA samples number. */
    multisample: MSAA_QUALITY;
    /** In case MSAA, we use this Renderbuffer instead of colorTextures[0] when we write info. */
    msaaBuffer: WebGLRenderbuffer;
    /**
     * In case we use MSAA, this is actual framebuffer that has colorTextures[0]
     * The contents of that framebuffer are read when we use that renderTexture in sprites
     */
    blitFramebuffer: Framebuffer;
    /** Latest known version of framebuffer. */
    dirtyId: number;
    /** Latest known version of framebuffer format. */
    dirtyFormat: number;
    /** Latest known version of framebuffer size. */
    dirtySize: number;
    /** Store the current mipmap of the textures the framebuffer will write too. */
    mipLevel: number;
    constructor(framebuffer: WebGLTexture);
}