osmesacontext.cpp
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00001 /*
00002  * Software License Agreement (Modified BSD License)
00003  *
00004  *  Copyright (c) 2012, PAL Robotics, S.L.
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00007  *  Redistribution and use in source and binary forms, with or without
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00010  *
00011  *   * Redistributions of source code must retain the above copyright
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00019  *     from this software without specific prior written permission.
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00021  *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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00034  * @file osmesacontext.cpp
00035  * @author Bence Magyar
00036  * @date June 2012
00037  * @version 0.1
00038  * @brief Class to wrap OSMesaContext.
00039  */
00040 
00041 #include "osmesacontext.h"
00042 #include <string>
00043 #include <cstdlib>
00044 
00045 OsMesaContext::OsMesaContext(int width, int height)
00046 {
00047     context = OSMesaCreateContext(OSMESA_RGBA, 0);
00048     if(!context)
00049         throw "OSMesaCreateContext failed!";
00050     buffer = malloc(width*height*sizeof(GLubyte));
00051     if(!buffer)
00052         throw "OsMesaContext Buffer allocation failed!";
00053     if(!OSMesaMakeCurrent(context, buffer, GL_UNSIGNED_BYTE, width, height))
00054     {
00055         free(buffer);
00056         throw "OSMesaMakeCurrent failed!";
00057     }
00058 
00059 }
00060 
00061 OsMesaContext::~OsMesaContext()
00062 {
00063     free(buffer);
00064     OSMesaDestroyContext(context);
00065 }


blort_ros
Author(s): Bence Magyar
autogenerated on Wed Aug 26 2015 15:24:39