UbixOS V2: src/sys/include/objgfx/ogDisplay

00001 #ifndef OGDISPLAY_VESA_H
00002 #define OGDISPLAY_VESA_H
00003 
00004 #include "objgfx30.h"
00005 
00006 struct TMode_Rec {
00007     uInt16 ModeAttributes     __attribute__((packed));
00008     uInt8  WindowAFlags       __attribute__((packed));
00009     uInt8  WindowBFlags       __attribute__((packed));
00010     uInt16 Granularity        __attribute__((packed));
00011     uInt16 WindowSize         __attribute__((packed));
00012     uInt16 WindowASeg         __attribute__((packed));
00013     uInt16 WindowBSeg         __attribute__((packed));
00014     void*  BankSwitch         __attribute__((packed));
00015     uInt16 BytesPerLine       __attribute__((packed));
00016     uInt16 xRes               __attribute__((packed));
00017     uInt16 yRes               __attribute__((packed));
00018     uInt8  CharWidth          __attribute__((packed));
00019     uInt8  CharHeight         __attribute__((packed));
00020     uInt8  NumBitPlanes       __attribute__((packed));
00021     uInt8  BitsPerPixel       __attribute__((packed));
00022     uInt8  NumberOfBanks      __attribute__((packed));
00023     uInt8  MemoryModel        __attribute__((packed));
00024     uInt8  BankSize           __attribute__((packed));
00025     uInt8  NumOfImagePages    __attribute__((packed));
00026     uInt8  Reserved           __attribute__((packed));
00027     // Direct colour fields (required for Direct/6 and YUV/7 memory models
00028     uInt8  RedMaskSize        __attribute__((packed));
00029     uInt8  RedFieldPosition   __attribute__((packed));
00030     uInt8  GreenMaskSize      __attribute__((packed));
00031     uInt8  GreenFieldPosition __attribute__((packed));
00032     uInt8  BlueMaskSize       __attribute__((packed));
00033     uInt8  BlueFieldPosition  __attribute__((packed));
00034     uInt8  AlphaMaskSize      __attribute__((packed));
00035     uInt8  AlphaFieldPosition __attribute__((packed));
00036     uInt8  DirectColourMode   __attribute__((packed));
00037     // VESA 2.0 specific fields
00038     uInt32 physBasePtr        __attribute__((packed));
00039     void*  OffScreenMemOffset __attribute__((packed));
00040     uInt16 OffScreenMemSize   __attribute__((packed));
00041     uInt8  paddington[461]    __attribute__((packed));
00042 };
00043 
00044 struct TVESA_Rec {
00045     char    VBESignature[4]   __attribute__((packed));
00046     uInt8   minVersion        __attribute__((packed));
00047     uInt8   majVersion        __attribute__((packed));
00048     uInt32  OEMStringPtr      __attribute__((packed));
00049     uInt32  Capabilities      __attribute__((packed));
00050     uInt32  VideoModePtr      __attribute__((packed));
00051     uInt16  TotalMemory       __attribute__((packed));
00052     // VESA 2.0 specific fields
00053     uInt16  OEMSoftwareRev    __attribute__((packed));
00054     uInt32  OEMVendorNamePtr  __attribute__((packed));
00055     uInt32  OEMProductNamePtr __attribute__((packed));
00056     uInt32  OEMProductRevPtr  __attribute__((packed));
00057     uInt8   paddington[474]   __attribute__((packed));
00058 };
00059 
00060 class ogDisplay_VESA : public ogSurface {
00061  protected:
00062   uInt16       ScreenSelector;
00063   TVESA_Rec*   VESARec;
00064   TMode_Rec*   ModeRec;
00065   bool         InGraphics;
00066   uInt16       findMode(uInt32, uInt32, uInt32);
00067   void         getModeInfo(uInt16);
00068   void         getVESAInfo(void);
00069   void         setMode(uInt16);
00070   virtual uInt32 rawGetPixel(uInt32, uInt32);  
00071   virtual void rawSetPixel(uInt32, uInt32, uInt32);
00072   virtual void rawLine(uInt32, uInt32, uInt32, uInt32, uInt32);
00073   void         setPal(void);
00074  public:
00075                ogDisplay_VESA(void);
00076   virtual bool ogAvail(void);
00077   virtual bool ogAlias(ogSurface&, uInt32, uInt32, uInt32, uInt32);
00078   virtual void ogClear(uInt32);
00079   virtual bool ogClone(ogSurface&);
00080   virtual void ogCopyLineTo(uInt32, uInt32, const void *, uInt32);
00081   virtual void ogCopyLineFrom(uInt32, uInt32, void *, uInt32);
00082   virtual void ogCopyPal(ogSurface&);
00083   virtual bool ogCreate(uInt32, uInt32, ogPixelFmt);
00084   virtual uInt32 ogGetPixel(int32, int32);
00085   virtual void * ogGetPtr(uInt32, uInt32);
00086   virtual void ogHLine(int32, int32, int32, uInt32);
00087   virtual bool ogLoadPal(const char *);  
00088   virtual void ogSetPixel(int32, int32, uInt32);
00089   virtual void ogSetRGBPalette(uInt8, uInt8, uInt8, uInt8);  
00090   virtual void ogVFlip(void);
00091   virtual void ogVLine(int32, int32, int32, uInt32);
00092   virtual      ~ogDisplay_VESA(void);
00093 }; // ogDisplay_VESA
00094 
00095 #endif
ogDisplay_VESA.h
