/*!
 * Copyright (c) Microsoft Corporation.
 * Licensed under the MIT License.
 */
import { UnitShader } from "./unitshader.js";
export declare class UnitBlock extends UnitShader {
    initializeContext(gl: WebGL2RenderingContext): void;
    protected _initializeShader(gl: WebGL2RenderingContext, vsSource: string, fsSource: string): void;
    _updateCurrentBuffer(): void;
    _updatePreviousBuffer(): void;
    disableProgram(): void;
}