Crazy Eddies GUI System 0.7.6
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00001 /*********************************************************************** 00002 filename: CEGUIOpenGLRenderer.h 00003 created: Sun Jan 11 2009 00004 author: Paul D Turner 00005 *************************************************************************/ 00006 /*************************************************************************** 00007 * Copyright (C) 2004 - 2010 Paul D Turner & The CEGUI Development Team 00008 * 00009 * Permission is hereby granted, free of charge, to any person obtaining 00010 * a copy of this software and associated documentation files (the 00011 * "Software"), to deal in the Software without restriction, including 00012 * without limitation the rights to use, copy, modify, merge, publish, 00013 * distribute, sublicense, and/or sell copies of the Software, and to 00014 * permit persons to whom the Software is furnished to do so, subject to 00015 * the following conditions: 00016 * 00017 * The above copyright notice and this permission notice shall be 00018 * included in all copies or substantial portions of the Software. 00019 * 00020 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 00021 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 00022 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. 00023 * IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR 00024 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 00025 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 00026 * OTHER DEALINGS IN THE SOFTWARE. 00027 ***************************************************************************/ 00028 #ifndef _CEGUIOpenGLRenderer_h_ 00029 #define _CEGUIOpenGLRenderer_h_ 00030 00031 #include "../../CEGUIBase.h" 00032 #include "../../CEGUIRenderer.h" 00033 #include "../../CEGUISize.h" 00034 #include "../../CEGUIVector.h" 00035 #include "CEGUIOpenGL.h" 00036 #include <vector> 00037 00038 #if (defined( __WIN32__ ) || defined( _WIN32 )) && !defined(CEGUI_STATIC) 00039 # ifdef OPENGL_GUIRENDERER_EXPORTS 00040 # define OPENGL_GUIRENDERER_API __declspec(dllexport) 00041 # else 00042 # define OPENGL_GUIRENDERER_API __declspec(dllimport) 00043 # endif 00044 #else 00045 # define OPENGL_GUIRENDERER_API 00046 #endif 00047 00048 #if defined(_MSC_VER) 00049 # pragma warning(push) 00050 # pragma warning(disable : 4251) 00051 #endif 00052 00053 00054 // Start of CEGUI namespace section 00055 namespace CEGUI 00056 { 00057 class OpenGLTexture; 00058 class OpenGLTextureTarget; 00059 class OpenGLGeometryBuffer; 00060 class OGLTextureTargetFactory; 00061 00066 class OPENGL_GUIRENDERER_API OpenGLRenderer : public Renderer 00067 { 00068 public: 00070 enum TextureTargetType 00071 { 00073 TTT_AUTO, 00075 TTT_FBO, 00077 TTT_PBUFFER, 00079 TTT_NONE 00080 }; 00081 00102 static OpenGLRenderer& bootstrapSystem( 00103 const TextureTargetType tt_type = TTT_AUTO); 00104 00128 static OpenGLRenderer& bootstrapSystem(const Size& display_size, 00129 const TextureTargetType tt_type = TTT_AUTO); 00130 00146 static void destroySystem(); 00147 00156 static OpenGLRenderer& create(const TextureTargetType tt_type = TTT_AUTO); 00157 00169 static OpenGLRenderer& create(const Size& display_size, 00170 const TextureTargetType tt_type = TTT_AUTO); 00171 00179 static void destroy(OpenGLRenderer& renderer); 00180 00181 // implement Renderer interface 00182 RenderingRoot& getDefaultRenderingRoot(); 00183 GeometryBuffer& createGeometryBuffer(); 00184 void destroyGeometryBuffer(const GeometryBuffer& buffer); 00185 void destroyAllGeometryBuffers(); 00186 TextureTarget* createTextureTarget(); 00187 void destroyTextureTarget(TextureTarget* target); 00188 void destroyAllTextureTargets(); 00189 Texture& createTexture(); 00190 Texture& createTexture(const String& filename, const String& resourceGroup); 00191 Texture& createTexture(const Size& size); 00192 void destroyTexture(Texture& texture); 00193 void destroyAllTextures(); 00194 void beginRendering(); 00195 void endRendering(); 00196 void setDisplaySize(const Size& sz); 00197 const Size& getDisplaySize() const; 00198 const Vector2& getDisplayDPI() const; 00199 uint getMaxTextureSize() const; 00200 const String& getIdentifierString() const; 00201 00216 Texture& createTexture(GLuint tex, const Size& sz); 00217 00229 void enableExtraStateSettings(bool setting); 00230 00238 void grabTextures(); 00239 00245 void restoreTextures(); 00246 00258 Size getAdjustedTextureSize(const Size& sz) const; 00259 00265 static float getNextPOTSize(const float f); 00266 00268 void setupRenderingBlendMode(const BlendMode mode, const bool force = false); 00269 00270 private: 00279 OpenGLRenderer(const TextureTargetType tt_type); 00280 00292 OpenGLRenderer(const Size& display_size, const TextureTargetType tt_type); 00293 00298 virtual ~OpenGLRenderer(); 00299 00301 void setupExtraStates(); 00302 00304 void cleanupExtraStates(); 00305 00307 void initialiseTextureTargetFactory(const TextureTargetType tt_type); 00308 00310 static String d_rendererID; 00312 Size d_displaySize; 00314 Vector2 d_displayDPI; 00316 RenderingRoot* d_defaultRoot; 00318 RenderTarget* d_defaultTarget; 00320 typedef std::vector<TextureTarget*> TextureTargetList; 00322 TextureTargetList d_textureTargets; 00324 typedef std::vector<OpenGLGeometryBuffer*> GeometryBufferList; 00326 GeometryBufferList d_geometryBuffers; 00328 typedef std::vector<OpenGLTexture*> TextureList; 00330 TextureList d_textures; 00332 uint d_maxTextureSize; 00334 bool d_initExtraStates; 00336 OGLTextureTargetFactory* d_textureTargetFactory; 00338 BlendMode d_activeBlendMode; 00339 }; 00340 00341 } // End of CEGUI namespace section 00342 00343 #if defined(_MSC_VER) 00344 # pragma warning(pop) 00345 #endif 00346 00347 #endif // end of guard _CEGUIOpenGLRenderer_h_