00001 /*************************************************************************** 00002 * Copyright (C) 1998-2007 by authors (see AUTHORS.txt ) * 00003 * * 00004 * This file is part of Lux Renderer. * 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.org * 00021 ***************************************************************************/ 00022 00023 #ifndef LUX_REGULARSPD_H 00024 #define LUX_REGULARSPD_H 00025 // regular.h* 00026 #include "lux.h" 00027 #include "spectrum.h" 00028 #include "spd.h" 00029 00030 namespace lux 00031 { 00032 00033 // regularly sampled SPD, reconstructed using linear interpolation 00034 class RegularSPD : public SPD { 00035 public: 00036 RegularSPD() : SPD() {} 00037 00038 // creates a regularly sampled SPD 00039 // samples array of sample values 00040 // lambdaMin wavelength (nm) of first sample 00041 // lambdaMax wavelength (nm) of last sample 00042 // n number of samples 00043 RegularSPD(const float* const samples, float lambdaMin, float lambdaMax, int n) : SPD() { 00044 init(lambdaMin, lambdaMax, samples, n); 00045 } 00046 00047 ~RegularSPD() {} 00048 00049 protected: 00050 void init(float lMin, float lMax, const float* const s, int n); 00051 00052 private: 00053 }; 00054 00055 }//namespace lux 00056 00057 #endif // LUX_REGULARSPD_H