type FullscreenQuadRuntime = {
    buffer: WebGLBuffer;
    gl: WebGLRenderingContext;
    program: WebGLProgram;
};
declare const createFullscreenQuadRuntime: (canvas: HTMLCanvasElement, vertexSource: string, fragmentSource: string) => FullscreenQuadRuntime | null;
export { createFullscreenQuadRuntime, type FullscreenQuadRuntime };