D:/Programmation/Cpp/SFML/src/SFML/Graphics/GraphicsDevice.hpp

00001 
00002 //
00003 // SFML - Simple and Fast Multimedia Library
00004 // Copyright (C) 2007 Laurent Gomila (laurent.gom@gmail.com)
00005 //
00006 // This software is provided 'as-is', without any express or implied warranty.
00007 // In no event will the authors be held liable for any damages arising from the use of this software.
00008 //
00009 // Permission is granted to anyone to use this software for any purpose,
00010 // including commercial applications, and to alter it and redistribute it freely,
00011 // subject to the following restrictions:
00012 //
00013 // 1. The origin of this software must not be misrepresented;
00014 //    you must not claim that you wrote the original software.
00015 //    If you use this software in a product, an acknowledgment
00016 //    in the product documentation would be appreciated but is not required.
00017 //
00018 // 2. Altered source versions must be plainly marked as such,
00019 //    and must not be misrepresented as being the original software.
00020 //
00021 // 3. This notice may not be removed or altered from any source distribution.
00022 //
00024 
00025 #ifndef SFML_GRAPHICSDEVICE_HPP
00026 #define SFML_GRAPHICSDEVICE_HPP
00027 
00029 // Headers
00031 #include <SFML/Utilities/NonCopyable.hpp>
00032 #include <set>
00033 
00034 class sfVideoResource;
00035 
00036 
00037 namespace sf_private
00038 {
00042 class sfGraphicsDevice : sfNonCopyable
00043 {
00044 public :
00045 
00053     static sfGraphicsDevice* GetInstance();
00054 
00060     static void Initialize();
00061 
00067     static void Shutdown();
00068 
00075     static void AddVideoResource(sfVideoResource* Resource);
00076 
00083     static void RemoveVideoResource(sfVideoResource* Resource);
00084 
00085 public :
00086 
00090     struct Capabilities
00091     {
00092         bool NonPowerOfTwoTextures; 
00093         bool CanDoPostFX;           
00094         bool FrameBufferObject;     
00095         int  MaxTextureSize;        
00096         int  MaxTextureUnits;       
00097     };
00098 
00105     const Capabilities& GetCapabilities() const;
00106 
00107 private :
00108 
00113     sfGraphicsDevice();
00114 
00116     // Static member data
00118     static sfGraphicsDevice*          ourInstance;   
00119     static unsigned int               ourReferences; 
00120     static std::set<sfVideoResource*> ourResources;  
00121 
00123     // Member data
00125     Capabilities myCapabilities; 
00126 };
00127 
00128 } // namespace sf_private
00129 
00130 #endif // SFML_GRAPHICSDEVICE_HPP

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