D:/SoftwareEntwicklung/C++/HLC/Tools/SoftPixelEngine/repository/sources/RenderSystem/OpenGL/spOpenGLRenderContext.hpp
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00001 /* 00002 * OpenGL context base header 00003 * 00004 * This file is part of the "SoftPixel Engine" (Copyright (c) 2008 by Lukas Hermanns) 00005 * See "SoftPixelEngine.hpp" for license information. 00006 */ 00007 00008 #ifndef __SP_RENDERCONTEXT_OPENGL_H__ 00009 #define __SP_RENDERCONTEXT_OPENGL_H__ 00010 00011 00012 #include "Base/spStandard.hpp" 00013 00014 #if defined(SP_COMPILE_WITH_OPENGL) 00015 00016 00017 #include "RenderSystem/spDesktopRenderContext.hpp" 00018 00019 #if defined(SP_PLATFORM_MACOSX) 00020 # include <OpenGL/gl.h> 00021 #else 00022 # include <GL/gl.h> 00023 #endif 00024 00025 #if defined(SP_PLATFORM_WINDOWS) 00026 # include <windows.h> 00027 # include <GL/wglext.h> 00028 #elif defined(SP_PLATFORM_LINUX) 00029 # include <X11/X.h> 00030 # include <X11/Xlib.h> 00031 # include <X11/Xutil.h> 00032 # include <X11/extensions/xf86vmode.h> 00033 # include <GL/glx.h> 00034 #endif 00035 00036 00037 namespace sp 00038 { 00039 namespace video 00040 { 00041 00042 00044 class SP_EXPORT OpenGLRenderContext : public DesktopRenderContext 00045 { 00046 00047 public: 00048 00049 OpenGLRenderContext(); 00050 ~OpenGLRenderContext(); 00051 00052 /* === Functions === */ 00053 00054 bool openGraphicsScreen( 00055 void* ParentWindow, const dim::size2di &Resolution, const io::stringc &Title, 00056 s32 ColorDepth, bool isFullscreen, const SDeviceFlags &Flags 00057 ); 00058 void closeGraphicsScreen(); 00059 00060 void flipBuffers(); 00061 00062 bool activate(); 00063 bool deactivate(); 00064 00065 SharedRenderContext* createSharedContext(); 00066 00067 #ifdef SP_PLATFORM_WINDOWS 00068 void setFullscreen(bool Enable); 00069 void setResolution(const dim::size2di &Resolution); 00070 #endif 00071 00072 void setVsync(bool Enable); 00073 00074 private: 00075 00076 friend class OpenGLSharedRenderContext; 00077 00078 /* === Functions === */ 00079 00080 bool createRenderContext(); 00081 void releaseRenderContext(); 00082 00083 bool switchFullscreenMode(bool isFullscreen); 00084 00085 #if defined(SP_PLATFORM_WINDOWS) 00086 00087 bool getGLPixelFormatExt() const; 00088 00089 void clearPixelFormatAA(); 00090 bool selectPixelFormat(); 00091 bool setupAntiAliasing(); 00092 void deleteContextAndWindow(); 00093 00094 #endif 00095 00096 void initRenderStates(); 00097 00098 /* === Members === */ 00099 00100 #if defined(SP_PLATFORM_WINDOWS) 00101 00102 static const u32 PIXELFORMATAA_COUNT = 8; 00103 00104 HGLRC RenderContext_; 00105 00106 s32 PixelFormat_, MultiSamplePixelFormats_[PIXELFORMATAA_COUNT]; 00107 u32 NumPixelFormatAA_; 00108 00109 #elif defined(SP_PLATFORM_LINUX) 00110 00111 GLXContext RenderContext_; 00112 00113 #endif 00114 00115 }; 00116 00117 00118 } // /namespace video 00119 00120 } // /namespace sp 00121 00122 00123 #endif 00124 00125 #endif 00126 00127 00128 00129 // ================================================================================
