stage/include/ost/gfx/impl/glx_offscreen_buffer.hh
Go to the documentation of this file.00001 //------------------------------------------------------------------------------ 00002 // This file is part of the OpenStructure project <www.openstructure.org> 00003 // 00004 // Copyright (C) 2008-2011 by the OpenStructure authors 00005 // 00006 // This library is free software; you can redistribute it and/or modify it under 00007 // the terms of the GNU Lesser General Public License as published by the Free 00008 // Software Foundation; either version 3.0 of the License, or (at your option) 00009 // any later version. 00010 // This library is distributed in the hope that it will be useful, but WITHOUT 00011 // ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 00012 // FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more 00013 // details. 00014 // 00015 // You should have received a copy of the GNU Lesser General Public License 00016 // along with this library; if not, write to the Free Software Foundation, Inc., 00017 // 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 00018 //------------------------------------------------------------------------------ 00019 #ifndef OST_GFX_GLX_OFFSCREEN_BUFFER_HH 00020 #define OST_GFX_GLX_OFFSCREEN_BUFFER_HH 00021 00022 #include <stack> 00023 #include <ost/gfx/glext_include.hh> 00024 #include <GL/glx.h> 00025 00026 namespace ost { namespace gfx { 00027 00028 /* 00029 glx implementation for offscreen buffers 00030 00031 Author: Ansgar Philippsen 00032 */ 00033 00034 class OffscreenBuffer 00035 { 00036 public: 00037 OffscreenBuffer(unsigned int width, unsigned int height, const OffscreenBufferFormat& f, bool shared=true); 00038 ~OffscreenBuffer(); 00039 00040 bool Resize(unsigned int w, unsigned int h); 00041 00042 bool MakeActive(); 00043 00044 bool IsActive() {return active_;} 00045 00046 bool IsValid() {return valid_;} 00047 00048 private: 00049 int width_; 00050 int height_; 00051 bool valid_; 00052 bool active_; 00053 00054 Display* dpy_; 00055 GLXFBConfig* fbconfig_; 00056 GLXPbuffer pbuffer_; 00057 GLXContext context_; 00058 size_t fb_config_id_; 00059 }; 00060 00061 }} // ns 00062 00063 #endif
