import { ShaderAssemblerStandard } from './Standard';
import { AssemblerGlControllerNode } from '../../Controller';
export declare class ShaderAssemblerPhysical extends ShaderAssemblerStandard {
    protected _gl_parent_node: AssemblerGlControllerNode;
    constructor(_gl_parent_node: AssemblerGlControllerNode);
    isPhysical(): boolean;
    static filterFragmentShader(fragmentShader: string): string;
    createMaterial(): any;
}