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85 lines
2.6 KiB
C++
85 lines
2.6 KiB
C++
/*
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Copyright (C) 2003 Rice1964
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#ifndef _OGL_CONTEXT_H_
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#define _OGL_CONTEXT_H_
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class COGLGraphicsContext : public CGraphicsContext
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{
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friend class OGLRender;
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friend class COGLRenderTexture;
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public:
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virtual ~COGLGraphicsContext();
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bool Initialize(HWND hWnd, HWND hWndStatus, uint32 dwWidth, uint32 dwHeight, BOOL bWindowed );
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void CleanUp();
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void Clear(ClearFlag dwFlags, uint32 color=0xFF000000, float depth=1.0f);
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void UpdateFrame(bool swaponly=false);
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int ToggleFullscreen(); // return 0 as the result is windowed
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bool IsExtensionSupported(const char* pExtName);
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bool IsWglExtensionSupported(const char* pExtName);
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static void InitDeviceParameters();
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protected:
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friend class OGLDeviceBuilder;
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COGLGraphicsContext();
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void InitState(void);
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void InitOGLExtension(void);
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bool SetFullscreenMode();
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bool SetWindowMode();
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SDL_Surface *m_pScreen;
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// Important OGL extension features
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bool m_bSupportMultiTexture;
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bool m_bSupportTextureEnvCombine;
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bool m_bSupportSeparateSpecularColor;
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bool m_bSupportSecondColor;
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bool m_bSupportFogCoord;
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bool m_bSupportTextureObject;
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// Optional OGL extension features;
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bool m_bSupportRescaleNormal;
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bool m_bSupportLODBias;
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// Nvidia OGL only features
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bool m_bSupportTextureMirrorRepeat;
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bool m_bSupportTextureLOD;
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bool m_bSupportNVRegisterCombiner;
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bool m_bSupportBlendColor;
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bool m_bSupportBlendSubtract;
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bool m_bSupportNVTextureEnvCombine4;
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// Minimal requirements, I will even not check them at runtime
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//bool m_bSupportTextureEnvAdd;
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//bool m_bSupportVertexArray;
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const unsigned char* m_pVendorStr;
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const unsigned char* m_pRenderStr;
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const unsigned char* m_pExtensionStr;
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const char* m_pWglExtensionStr;
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const unsigned char* m_pVersionStr;
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};
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#endif
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