import type Framebuffer from './post/Framebuffer';
import Scene from './Scene';
import BufferGeometry from './geometry/BufferGeometry';
import Material from './Material';
declare type Color = [number, number, number, number];
export interface RendererPops {
    canvas: HTMLCanvasElement;
    width?: number;
    height?: number;
    transparency?: boolean;
    clearColor?: Color;
    autoClear?: boolean;
    cullFaces?: boolean;
    antialias?: boolean;
}
export default class Renderer {
    gl: WebGLRenderingContext;
    ext: {
        vao: OES_vertex_array_object;
        standardDerivatives: OES_standard_derivatives;
        instancedArrays: ANGLE_instanced_arrays;
        info: WEBGL_debug_renderer_info;
    };
    canvas: HTMLCanvasElement;
    width: number;
    height: number;
    clearColor: Color;
    autoClear: boolean;
    cullFaces: boolean;
    constructor(props: RendererPops);
    setSize(width: number, height: number): void;
    render(scene: Scene, frameBuffer?: Framebuffer): void;
    renderDirect(geometry: BufferGeometry, material: Material, frameBuffer?: Framebuffer): void;
    clear(): void;
    clearColorBuffer(): void;
    clearDepthBuffer(): void;
    clearStencilBuffer(): void;
}
export {};