import { TypeToken } from '@gglib/utils';
import { Device } from './Device';
import { ShaderProgram, ShaderUniformValue } from './resources';
import { ShaderEffect, ShaderEffectOptions } from './ShaderEffect';
/**
 * @public
 */
export declare type MaterialParameters = {
    [key: string]: ShaderUniformValue;
};
/**
 * Constructor options for {@link Material}
 *
 * @public
 */
export interface MaterialOptions<E extends ShaderEffectOptions | ShaderEffect = ShaderEffectOptions | ShaderEffect> {
    /**
     * The descriptive name of this effect
     */
    name?: string;
    /**
     * The effect instance or constructor options for {@link ShaderEffect}
     */
    effect?: E;
    /**
     * The uri of the effect file.
     *
     * @remarks
     * Can not be resolved inside the {@link Material} constructor.
     * Intended to be used by preprocessing tools e.g. content pipeline.
     */
    effectUri?: string;
    /**
     * The technique name of the effect
     *
     * @remarks
     * Is not used inside the {@link Material} constructor.
     * Intended to be used by preprocessing tools e.g. content pipeline.
     */
    technique?: string;
    /**
     * Effect parameters to be applied before rendering
     */
    parameters: MaterialParameters;
}
/**
 * Defines a parameter set for a specific {@link ShaderEffect}
 *
 * @public
 * @remarks
 * A material holds a reference to a {@link ShaderEffect} and a
 * set of parameters that should be used together when rendering.
 * This allows a {@link ShaderEffect} instance to be reused across
 * multiple materials each with a different set of parameters.
 */
export declare class Material<P extends MaterialParameters = MaterialParameters> {
    /**
     * A symbol identifying the Array {@link Material} type.
     */
    static readonly Array: TypeToken<Material<MaterialParameters>[]>;
    /**
     * A symbol identifying the {@link MaterialOptions} type.
     */
    static readonly Options: TypeToken<MaterialOptions<ShaderEffectOptions | ShaderEffect<import("./ShaderEffect").ShaderEffectParameters>>>;
    /**
     * A symbol identifying the {@link MaterialOptions} type with effectUri set.
     */
    static readonly OptionsUri: TypeToken<MaterialOptions<ShaderEffectOptions | ShaderEffect<import("./ShaderEffect").ShaderEffectParameters>>>;
    /**
     * A symbol identifying the {@link MaterialOptions} type with effectUri set.
     */
    static readonly OptionsTechnique: TypeToken<MaterialOptions<ShaderEffectOptions | ShaderEffect<import("./ShaderEffect").ShaderEffectParameters>>>;
    /**
     * A symbol identifying the Array {@link MaterialOptions} type.
     */
    static readonly OptionsArray: TypeToken<MaterialOptions<ShaderEffectOptions | ShaderEffect<import("./ShaderEffect").ShaderEffectParameters>>[]>;
    /**
     * A unique id
     */
    uid: string;
    /**
     * The graphics device
     */
    readonly device: Device;
    /**
     * A user defined name of the material
     */
    name: string;
    /**
     * The effect to be used
     */
    get effect(): ShaderEffect;
    /**
     * Effect parameters to be applied before rendering
     */
    readonly parameters: P;
    protected $effect: ShaderEffect;
    constructor(device: Device, options: MaterialOptions);
    /**
     * Draws an object with the current effect
     */
    draw(drawable: {
        draw: (p: ShaderProgram) => void;
    }): void;
    protected onConstructWithoutEffect(): void;
}
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