import { Buffer, ShaderProgram, ShaderProgramOptions, ShaderUniform } from '../../resources';
import { ShaderObjectInfo } from '../../ShaderInspector';
import { DeviceGL } from '../DeviceGL';
import { ShaderGL } from './ShaderGL';
/**
 * A wrapper class around {@link https://developer.mozilla.org/en-US/docs/Web/API/WebGLProgram | WebGLProgram}
 *
 * @public
 * @remarks
 * Combines a vertex shader and a fragment shader into a shader program.
 *
 * On creation the shader source code is inspected for
 */
export declare class ShaderProgramGL extends ShaderProgram {
    /**
     * The graphics device
     */
    readonly device: DeviceGL;
    /**
     * The vertex shader
     */
    readonly vertexShader: ShaderGL;
    /**
     * The fragment shader
     */
    readonly fragmentShader: ShaderGL;
    /**
     * The web gl program handle
     */
    readonly handle: WebGLProgram;
    /**
     * A map of shader attributes
     */
    readonly inputs: Map<string, ShaderObjectInfo & {
        location: number;
    }>;
    /**
     * Collection of all detected attribute locations
     */
    readonly inputLocations: number[];
    /**
     * A map of all shader uniforms
     */
    readonly uniforms: ReadonlyMap<string, ShaderUniform>;
    /**
     * Whether the program is successfully linked
     */
    linked: boolean;
    /**
     * The info log that is generated after linking the program
     */
    info: string;
    /**
     * Collection of all attached shaders. Usually contains a single vertex and a single fragment shader
     */
    protected readonly attached: ReadonlyArray<ShaderGL>;
    constructor(device: DeviceGL, options?: ShaderProgramOptions);
    create(): this;
    /**
     * Releases the program handle
     */
    destroy(): this;
    /**
     * Sets this program as the current program on the graphics device
     */
    bind(): this;
    /**
     * Attaches all shaders
     */
    private attach;
    /**
     * Detaches all shaders
     */
    private detach;
    /**
     *
     */
    private assignInputs;
    /**
     *
     */
    private assignUniforms;
    /**
     *
     */
    link(): this;
    bindAttribPointerAndLocation(vBuffer: Buffer | Buffer[]): void;
}
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