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GLRenderer.h
1 /***********************************************************************
2  created: Sun Jan 11 2009
3  authors: Paul D Turner <paul@cegui.org.uk>
4  Lukas E Meindl
5 *************************************************************************/
6 /***************************************************************************
7  * Copyright (C) 2004 - 2010 Paul D Turner & The CEGUI Development Team
8  *
9  * Permission is hereby granted, free of charge, to any person obtaining
10  * a copy of this software and associated documentation files (the
11  * "Software"), to deal in the Software without restriction, including
12  * without limitation the rights to use, copy, modify, merge, publish,
13  * distribute, sublicense, and/or sell copies of the Software, and to
14  * permit persons to whom the Software is furnished to do so, subject to
15  * the following conditions:
16  *
17  * The above copyright notice and this permission notice shall be
18  * included in all copies or substantial portions of the Software.
19  *
20  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
21  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
22  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
23  * IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
24  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
25  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
26  * OTHER DEALINGS IN THE SOFTWARE.
27  ***************************************************************************/
28 #ifndef _CEGUIOpenGLRenderer_h_
29 #define _CEGUIOpenGLRenderer_h_
30 
31 #include "RendererBase.h"
32 
33 namespace CEGUI
34 {
39 class OPENGL_GUIRENDERER_API OpenGLRenderer : public OpenGLRendererBase
40 {
41 public:
44  {
52  TTT_NONE
53  };
54 
78  static OpenGLRenderer& bootstrapSystem(
79  const TextureTargetType tt_type = TTT_AUTO,
80  const int abi = CEGUI_VERSION_ABI);
81 
108  static OpenGLRenderer& bootstrapSystem(const Sizef& display_size,
109  const TextureTargetType tt_type = TTT_AUTO,
110  const int abi = CEGUI_VERSION_ABI);
111 
127  static void destroySystem();
128 
140  static OpenGLRenderer& create(const TextureTargetType tt_type = TTT_AUTO,
141  const int abi = CEGUI_VERSION_ABI);
142 
157  static OpenGLRenderer& create(const Sizef& display_size,
158  const TextureTargetType tt_type = TTT_AUTO,
159  const int abi = CEGUI_VERSION_ABI);
160 
168  static void destroy(OpenGLRenderer& renderer);
169 
170  // base class overrides / abstract function implementations
171  void beginRendering();
172  void endRendering();
173  bool isS3TCSupported() const;
174  void setupRenderingBlendMode(const BlendMode mode,
175  const bool force = false);
176  void setViewProjectionMatrix(const mat4Pimpl* viewProjectionMatrix);
177 
178 protected:
179  OpenGLGeometryBufferBase* createGeometryBuffer_impl();
180  TextureTarget* createTextureTarget_impl();
181 
183  void initialiseRendererIDString();
184 
193  OpenGLRenderer(const TextureTargetType tt_type);
194 
206  OpenGLRenderer(const Sizef& display_size, const TextureTargetType tt_type);
207 
212  virtual ~OpenGLRenderer();
213 
215  void setupExtraStates();
216 
218  void cleanupExtraStates();
219 
221  void initialiseTextureTargetFactory(const TextureTargetType tt_type);
222 
223  void initialiseGLExtensions();
224 
227 };
228 
229 }
230 
231 #endif
232