export declare class Context3DCompareMode extends Object {
    static ALWAYS: string;
    static NEVER: string;
    static LESS: string;
    static LESS_EQUAL: string;
    static EQUAL: string;
    static GREATER_EQUAL: string;
    static GREATER: string;
    static NOT_EQUAL: string;
    constructor();
    static getGLVal(gl: WebGLRenderingContext, str: string): number;
}