00001 /*************************************************************************** 00002 * Copyright (C) 1998-2008 by authors (see AUTHORS.txt ) * 00003 * * 00004 * This file is part of LuxRender. * 00005 * * 00006 * Lux Renderer is free software; you can redistribute it and/or modify * 00007 * it under the terms of the GNU General Public License as published by * 00008 * the Free Software Foundation; either version 3 of the License, or * 00009 * (at your option) any later version. * 00010 * * 00011 * Lux Renderer is distributed in the hope that it will be useful, * 00012 * but WITHOUT ANY WARRANTY; without even the implied warranty of * 00013 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * 00014 * GNU General Public License for more details. * 00015 * * 00016 * You should have received a copy of the GNU General Public License * 00017 * along with this program. If not, see <http://www.gnu.org/licenses/>. * 00018 * * 00019 * This project is based on PBRT ; see http://www.pbrt.org * 00020 * Lux Renderer website : http://www.luxrender.net * 00021 ***************************************************************************/ 00022 00023 #ifndef LUX_MATERIAL_H 00024 #define LUX_MATERIAL_H 00025 // material.h* 00026 #include "lux.h" 00027 00028 namespace lux 00029 { 00030 00031 // Material Class Declarations 00032 class Material { 00033 public: 00034 // Material Interface 00035 virtual BSDF *GetBSDF(const DifferentialGeometry &dgGeom, 00036 const DifferentialGeometry &dgShading, float u) const = 0; 00037 virtual ~Material(); 00038 static void Bump(boost::shared_ptr<Texture<float> > d, const DifferentialGeometry &dgGeom, 00039 const DifferentialGeometry &dgShading, DifferentialGeometry *dgBump); 00040 void SetChild1(boost::shared_ptr<Material> x) { 00041 child1 = x; 00042 } 00043 void SetChild2(boost::shared_ptr<Material> x) { 00044 child2 = x; 00045 } 00046 00047 boost::shared_ptr<Material> child1; 00048 boost::shared_ptr<Material> child2; 00049 }; 00050 00051 }//namespace lux 00052 00053 #endif // LUX_MATERIAL_H