/**
 * Reads a region of the current framebuffer into a texture for a
 * subsequent draw pass. CPU render-to-texture.
 */
export declare class FramebufferTexture {
    #private;
    constructor(width: number, height: number);
    get width(): number;
    get height(): number;
    get data(): ImageData | undefined;
    /** Capture a region from the given ImageData source. */
    capture(source: ImageData, x?: number, y?: number): void;
    dispose(): void;
}
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