export function createWebGLContext(glAttribs: any): CanvasRenderingContext2D | ImageBitmapRenderingContext | WebGLRenderingContext | WebGL2RenderingContext | null;
export namespace ATTRIB {
    export const POSITION: number;
    export const NORMAL: number;
    export const TANGENT: number;
    export const TEXCOORD_0: number;
    export const TEXCOORD_1: number;
    export const COLOR_0: number;
}
export namespace ATTRIB_MASK {
    const POSITION_1: number;
    export { POSITION_1 as POSITION };
    const NORMAL_1: number;
    export { NORMAL_1 as NORMAL };
    const TANGENT_1: number;
    export { TANGENT_1 as TANGENT };
    const TEXCOORD_0_1: number;
    export { TEXCOORD_0_1 as TEXCOORD_0 };
    const TEXCOORD_1_1: number;
    export { TEXCOORD_1_1 as TEXCOORD_1 };
    const COLOR_0_1: number;
    export { COLOR_0_1 as COLOR_0 };
}
export class RenderView {
    constructor(projectionMatrix: any, viewTransform: any, viewport?: any, eye?: string);
    projectionMatrix: any;
    viewport: any;
    _eye: any;
    _eyeIndex: number;
    _viewMatrix: any;
    viewTransform: any;
    get viewMatrix(): any;
    set eye(arg: any);
    get eye(): any;
    get eyeIndex(): number;
}
export class RenderTexture {
    constructor(texture: any);
    _texture: any;
    _complete: boolean;
    _activeFrameId: number;
    _activeCallback: any;
    markActive(frameId: any): void;
}
export class Renderer {
    constructor(gl: any);
    _gl: any;
    _frameId: number;
    _programCache: {};
    _textureCache: {};
    _renderPrimitives: any[];
    _cameraPositions: any[];
    _vaoExt: any;
    _defaultFragPrecision: string;
    _depthMaskNeedsReset: boolean;
    _colorMaskNeedsReset: boolean;
    _globalLightColor: any;
    _globalLightDir: any;
    get gl(): any;
    set globalLightColor(arg: any);
    get globalLightColor(): any;
    set globalLightDir(arg: any);
    get globalLightDir(): any;
    createRenderBuffer(target: any, data: any, usage?: number): RenderBuffer;
    updateRenderBuffer(buffer: any, data: any, offset?: number): void;
    createRenderPrimitive(primitive: any, material: any): RenderPrimitive;
    createMesh(primitive: any, material: any): Node;
    drawViews(views: any, rootNode: any): void;
    _drawRenderPrimitiveSet(views: any, renderPrimitives: any): void;
    _getRenderTexture(texture: any): any;
    _setSamplerParameters(texture: any): void;
    _getProgramKey(name: any, defines: any): string;
    _getMaterialProgram(material: any, renderPrimitive: any): any;
    _bindPrimitive(primitive: any, attribMask: any): void;
    _bindMaterialState(material: any, prevMaterial?: any): void;
}
declare class RenderBuffer {
    constructor(target: any, usage: any, buffer: any, length?: number);
    _target: any;
    _usage: any;
    _length: number;
    _buffer: any;
    _promise: Promise<RenderBuffer>;
    waitForComplete(): Promise<RenderBuffer>;
}
declare class RenderPrimitive {
    constructor(primitive: any);
    _activeFrameId: number;
    _instances: any[];
    _material: any;
    setPrimitive(primitive: any): void;
    _mode: any;
    _elementCount: any;
    _promise: Promise<RenderPrimitive> | null | undefined;
    _vao: any;
    _complete: boolean | undefined;
    _attributeBuffers: any[] | undefined;
    _attributeMask: number | undefined;
    _indexBuffer: any;
    _indexByteOffset: any;
    _indexType: any;
    _min: any;
    _max: any;
    setRenderMaterial(material: any): void;
    markActive(frameId: any): void;
    get samplers(): any;
    get uniforms(): any;
    waitForComplete(): Promise<RenderPrimitive>;
}
import { Node } from "./node.js";
export {};