import { LightBase } from '../lights/LightBase';
import { CompositeMethodBase, _Shader_CompositeMethodBase } from './CompositeMethodBase';
/**
 * ShadowMethodBase provides an abstract base method for shadow map methods.
 */
export declare class ShadowMethodBase extends CompositeMethodBase {
    protected _castingLight: LightBase;
    /**
     * The light casting the shadows.
     */
    get castingLight(): LightBase;
    /**
     * Creates a new ShadowMethodBase object.
     * @param castingLight The light used to cast shadows.
     */
    constructor(castingLight: LightBase);
}
import { _Shader_TextureBase, ChunkVO } from '@awayjs/renderer';
import { LightingShader } from '../shaders/LightingShader';
/**
 * ShadowHardChunk provides the cheapest shadow map method by using a single tap
 * without any filtering.
 */
export declare class _Shader_ShadowMethodBase extends _Shader_CompositeMethodBase {
    protected _method: ShadowMethodBase;
    protected _shader: LightingShader;
    protected _baseTexture: _Shader_TextureBase;
    /**
     * Creates a new ShadowHardChunk.
     */
    init(method: ShadowMethodBase, shader: LightingShader): void;
    _initVO(chunkVO: ChunkVO): void;
}
//# sourceMappingURL=ShadowMethodBase.d.ts.map