00001 00002 /* 00003 pbrt source code Copyright(c) 1998-2007 Matt Pharr and Greg Humphreys. 00004 00005 This file is part of pbrt. 00006 00007 pbrt is free software; you can redistribute it and/or modify 00008 it under the terms of the GNU General Public License as published by 00009 the Free Software Foundation; either version 2 of the License, or 00010 (at your option) any later version. Note that the text contents of 00011 the book "Physically Based Rendering" are *not* licensed under the 00012 GNU GPL. 00013 00014 pbrt is distributed in the hope that it will be useful, 00015 but WITHOUT ANY WARRANTY; without even the implied warranty of 00016 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00017 GNU General Public License for more details. 00018 00019 You should have received a copy of the GNU General Public License 00020 along with this program. If not, see <http://www.gnu.org/licenses/>. 00021 00022 */ 00023 00024 #ifndef PBRT_MATERIAL_H 00025 #define PBRT_MATERIAL_H 00026 // material.h* 00027 #include "pbrt.h" 00028 #include "primitive.h" 00029 #include "texture.h" 00030 #include "color.h" 00031 #include "reflection.h" 00032 // Material Class Declarations 00033 class COREDLL Material : public ReferenceCounted { 00034 public: 00035 // Material Interface 00036 virtual BSDF *GetBSDF(const DifferentialGeometry &dgGeom, 00037 const DifferentialGeometry &dgShading) const = 0; 00038 virtual ~Material(); 00039 static void Bump(Reference<Texture<float> > d, const DifferentialGeometry &dgGeom, 00040 const DifferentialGeometry &dgShading, DifferentialGeometry *dgBump); 00041 }; 00042 #endif // PBRT_MATERIAL_H