/**
 * A WebGL Framebuffer Object (FBO) render target for offscreen rendering.
 * Used by the post-processing pipeline to render a camera's output to a texture,
 * which can then be drawn to the screen through a post-process shader.
 * @augments RenderTarget
 * @ignore
 */
export default class WebGLRenderTarget extends RenderTarget {
    /**
     * @param {WebGLRenderingContext|WebGL2RenderingContext} gl - the WebGL context
     * @param {number} width - initial width in pixels
     * @param {number} height - initial height in pixels
     */
    constructor(gl: WebGLRenderingContext | WebGL2RenderingContext, width: number, height: number);
    gl: WebGLRenderingContext | WebGL2RenderingContext;
    framebuffer: WebGLFramebuffer;
    texture: WebGLTexture;
    depthStencilBuffer: WebGLRenderbuffer;
    /**
     * (Re)attach the depth/stencil renderbuffer at the given size and
     * update `_hasStencil` based on the resulting framebuffer status.
     * Falls back to depth-only when packed depth+stencil fails; warns
     * once if even depth-only is incomplete.
     * @ignore
     */
    _applyDepthStencil(width: any, height: any): void;
    _hasStencil: boolean | undefined;
}
import RenderTarget from "./rendertarget.ts";
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