00001 /*************************************************************************** 00002 * Copyright (C) 1998-2009 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 // heightfield.cpp* 00024 #include "shape.h" 00025 #include "paramset.h" 00026 #include "dynload.h" 00027 00028 namespace lux 00029 { 00030 00031 // Heightfield Declarations 00032 class Heightfield : public Shape { 00033 public: 00034 // Heightfield Public Methods 00035 Heightfield(const Transform &o2w, bool ro, int nu, int nv, const float *zs); 00036 virtual ~Heightfield(); 00037 virtual bool CanIntersect() const; 00038 virtual void Refine(vector<boost::shared_ptr<Shape> > &refined) const; 00039 virtual BBox ObjectBound() const; 00040 00041 static Shape* CreateShape(const Transform &o2w, bool reverseOrientation, const ParamSet ¶ms); 00042 private: 00043 // Heightfield Data 00044 float *z; 00045 int nx, ny; 00046 }; 00047 00048 }//namespace lux 00049