texture.hpp

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00001 /*
00002 **    TP ETI5 CPE Lyon
00003 **    Copyright (C) 2010 Damien Rohmer
00004 **
00005 **    This program is free software: you can redistribute it and/or modify
00006 **    it under the terms of the GNU General Public License as published by
00007 **    the Free Software Foundation, either version 3 of the License, or
00008 **    (at your option) any later version.
00009 **
00010 **   This program is distributed in the hope that it will be useful,
00011 **    but WITHOUT ANY WARRANTY; without even the implied warranty of
00012 **    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00013 **    GNU General Public License for more details.
00014 **
00015 **    You should have received a copy of the GNU General Public License
00016 **    along with this program.  If not, see <http://www.gnu.org/licenses/>.
00017 */
00018 
00019 #ifndef _TEXTURE_HPP_
00020 #define _TEXTURE_HPP_
00021 
00022 #include <iostream>
00023 #include <vector>
00024 
00025 
00026 namespace cpe
00027 {
00029     class texture
00030     {
00031     public:
00032 
00033         // ********************************************* //
00034         // ********************************************* //
00035         //  CONSTRUCTORS
00036         // ********************************************* //
00037         // ********************************************* //
00038 
00040         texture();
00041 
00042 
00043         // ********************************************* //
00044         // ********************************************* //
00045         //  Load/Save texture file
00046         // ********************************************* //
00047         // ********************************************* //
00048 
00050         void load_picture(const std::string& filename);
00052         void export_ppm(const std::string& filename) const;
00053 
00054         // ********************************************* //
00055         // ********************************************* //
00056         //  Get parameters
00057         // ********************************************* //
00058         // ********************************************* //
00059 
00061         const unsigned int& get_Nx() const;
00063         const unsigned int& get_Ny() const;
00065         const unsigned int& get_depth() const;
00066 
00067 
00068         // ********************************************* //
00069         // ********************************************* //
00070         //  Get data
00071         // ********************************************* //
00072         // ********************************************* //
00073 
00075         const std::vector<unsigned char>& get_data() const;
00076 
00077     private:
00078 
00080         void load_ppm_picture(const std::string& filename);
00081 
00083         unsigned int N_x;
00085         unsigned int N_y;
00087         unsigned int depth;
00088 
00090         std::vector<unsigned char> picture;
00091 
00092     };
00093 }
00094 
00095 #endif
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