ShaderProgram.hh

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00001 /*
00002  *  Gazebo - Outdoor Multi-Robot Simulator
00003  *  Copyright (C) 2003  
00004  *     Nate Koenig & Andrew Howard
00005  *
00006  *  This program 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 2 of the License, or
00009  *  (at your option) any later version.
00010  *
00011  *  This program 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, write to the Free Software
00018  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
00019  *
00020  */
00021 /* Desc: Wrapper around openGL shader programs
00022  * Author: Nate Koenig
00023  * Date: 10 March 2005
00024  * CVS: $Id$
00025  */
00026 
00027 #ifndef SHADERPROGRAM_HH
00028 #define SHADERPROGRAM_HH
00029 
00030 #include <GL/gl.h>
00031 #include <GL/glext.h>
00032 
00033 class ShaderProgram
00034 {
00035   public: enum ShaderProgramType {VERTEX, FRAGMENT};
00036 
00037   public: ShaderProgram( ShaderProgramType type );
00038   public: virtual ~ShaderProgram();
00039 
00040   // Load a program from a file
00041   public: bool LoadFromFile(const char *filename);
00042 
00043   // Load a program from memory
00044   public: bool LoadFromMemory(const char *program);
00045 
00046   // Get the compiler log
00047   public: char *GetCompilerLog();
00048 
00049   public: GLhandleARB GetProgramObject()
00050           {return programObject;}
00051 
00052   public: bool IsCompiled();
00053 
00054   // Compile the program
00055   private: int Compile(const char *program);
00056 
00057   private: ShaderProgramType type;
00058   private: GLhandleARB programObject;
00059   private: GLcharARB *compilerLog;
00060   private: int isCompiled;
00061 };
00062 
00063 #endif
Last updated 12 September 2005 21:38:45