Rice Video Plugin for GLES1.1

[mupen64plus-pandora.git] / source / rice_gles / src / GraphicsContext.h

diff --git a/source/rice_gles/src/GraphicsContext.h b/source/rice_gles/src/GraphicsContext.h
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+/*
+Copyright (C) 2003 Rice1964
+
+This program is free software; you can redistribute it and/or
+modify it under the terms of the GNU General Public License
+as published by the Free Software Foundation; either version 2
+of the License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+
+*/
+
+#ifndef GFXCONTEXT_H
+#define GFXCONTEXT_H
+
+#include "typedefs.h"
+#include "CritSect.h"
+
+enum ClearFlag
+{
+    CLEAR_COLOR_BUFFER=0x01,
+    CLEAR_DEPTH_BUFFER=0x02,
+    CLEAR_COLOR_AND_DEPTH_BUFFER=0x03,
+};
+
+
+typedef struct
+{
+    uint32  addr;   //N64 RDRAM address
+    uint32  size;   //N64 buffer size
+    uint32  format; //N64 format
+    uint32  width;
+    uint32  height;
+} TextureBufferShortInfo;
+
+
+// This class basically provides an extra level of security for our
+// multithreaded code. Threads can Grab the CGraphicsContext to prevent
+// other threads from changing/releasing any of the pointers while it is
+// running.
+
+// It is based on CCritSect for Lock() and Unlock()
+
+class CGraphicsContext : public CCritSect
+{
+    friend class CDeviceBuilder;
+    
+public:
+    bool Ready() { return m_bReady; }
+    bool IsWindowed() {return m_bWindowed;}
+
+    virtual bool Initialize(uint32 dwWidth, uint32 dwHeight, BOOL bWindowed );
+    virtual bool ResizeInitialize(uint32 dwWidth, uint32 dwHeight, BOOL bWindowed );
+    virtual void CleanUp();
+
+    virtual void Clear(ClearFlag flags, uint32 color=0xFF000000, float depth=1.0f) = 0;
+    virtual void UpdateFrame(bool swaponly=false) = 0;
+    virtual int ToggleFullscreen()=0;       // return 0 as the result is windowed
+
+    static void InitWindowInfo();
+    static void InitDeviceParameters();
+
+    bool m_supportTextureMirror;
+
+public:
+    static  int          m_maxFSAA;
+    static  int          m_maxAnisotropy;
+
+protected:
+    static  uint32      m_dwWindowStyle;       // Saved window style for mode switches
+    static  uint32      m_dwWindowExStyle;     // Saved window style for mode switches
+    static  uint32      m_dwStatusWindowStyle; // Saved window style for mode switches
+
+    static  bool        m_deviceCapsIsInitialized;
+
+    bool                m_bReady;
+    bool                m_bActive;
+    
+    bool                m_bWindowed;
+    RECT                m_rcWindowBounds;
+
+    char                m_strDeviceStats[256];
+
+    virtual ~CGraphicsContext();
+    CGraphicsContext();
+    
+public:
+    static CGraphicsContext *g_pGraphicsContext;
+    static CGraphicsContext * Get(void);
+    inline const char* GetDeviceStr() {return m_strDeviceStats;}
+    static bool needCleanScene;
+};
+
+#endif
+