35c284b014
git-svn-id: svn://rtsoft.com/rtsvn/projects/RTDink@1600 353e56fe-9613-0410-8469-b96ad8e6f29c
118 lines
No EOL
4 KiB
C++
118 lines
No EOL
4 KiB
C++
#ifndef video_dx_h__
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#define video_dx_h__
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#include "PlatformSetup.h"
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#include "Math/rtRect.h"
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class SoftSurface;
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class Surface;
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typedef struct _DDCOLORKEY
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{
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uint32 dwColorSpaceLowValue; // low boundary of color space that is to
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// be treated as Color Key, inclusive
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uint32 dwColorSpaceHighValue; // high boundary of color space that is
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// to be treated as Color Key, inclusive
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} DDCOLORKEY;
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typedef struct _DDBLTFX
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{
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uint32 dwSize; // size of structure
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uint32 dwDDFX; // FX operations
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uint32 dwROP; // Win32 raster operations
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uint32 dwDDROP; // Raster operations new for DirectDraw
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uint32 dwRotationAngle; // Rotation angle for blt
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uint32 dwZBufferOpCode; // ZBuffer compares
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uint32 dwZBufferLow; // Low limit of Z buffer
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uint32 dwZBufferHigh; // High limit of Z buffer
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uint32 dwZBufferBaseDest; // Destination base value
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uint32 dwZDestConstBitDepth; // Bit depth used to specify Z constant for destination
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DDCOLORKEY ddckDestColorkey; // DestColorkey override
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DDCOLORKEY ddckSrcColorkey; // SrcColorkey override
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uint32 dwFillColor; // color in RGB or Palettized
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uint32 dwFillDepth; // depth value for z-buffer
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uint32 dwFillPixel; // pixel value for RGBA or RGBZ
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} DDBLTFX;
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typedef DDBLTFX * LPDDBLTFX;
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enum eTransparencyType
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{
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TRANSPARENT_NONE,
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TRANSPARENT_BLACK,
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TRANSPARENT_WHITE,
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TRANSPARENT_MAGENTA,
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TRANSPARENT_CUSTOM_COLOR //set in advance with SetCustomTransparency
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};
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//blt flags
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#define DDBLT_KEYSRC 0x00008000l
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#define DDBLT_COLORFILL 0x00000400l
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#define DDBLT_WAIT 0x01000000l
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#define DD_OK 0L
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#define DD_FALSE 1L
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/****************************************************************************
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*
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* BLTFAST FLAGS
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*
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****************************************************************************/
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#define DDBLTFAST_NOCOLORKEY 0x00000000
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#define DDBLTFAST_SRCCOLORKEY 0x00000001
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#define DDBLTFAST_DESTCOLORKEY 0x00000002
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#define DDBLTFAST_WAIT 0x00000010
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#define DDBLTFAST_DONOTWAIT
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//my fake DD wrapper that really uses GL under the hood
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class IDirectDrawSurface
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{
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public:
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enum eMode
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{
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MODE_NORMAL, //8 bit image only
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MODE_PRIMARY_GL, //just a dummy surface, blitting to it goes straight to the screen
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MODE_SHADOW_GL //keep an 8 bit version but cache a HW GL surface as well
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};
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IDirectDrawSurface();
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~IDirectDrawSurface();
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int Blt(rtRect32 *pDestRect, IDirectDrawSurface * pSrcSurf, rtRect32 *pSrcRect, uint32 flags, DDBLTFX *pFX);
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int BltFast(int x, int y, IDirectDrawSurface *pSrcSurf, rtRect32 *pSrcRect, uint32 dwTrans);;
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void UpdateLastUsedTime();
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void UpdateShadowSurface();
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Surface * GetGLSuface(); //update it and send back a valid surface if possible
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Surface *m_pGLSurf;
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eMode m_mode;
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SoftSurface *m_pSurf;
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int m_gameTickOfLastUse;
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};
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typedef class IDirectDrawSurface *LPDIRECTDRAWSURFACE;
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IDirectDrawSurface * InitOffscreenSurface(int x, int y, IDirectDrawSurface::eMode mode = IDirectDrawSurface::MODE_NORMAL, bool bHiColor = false, SoftSurface * pSurfaceToCopyFrom = NULL);
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extern LPDIRECTDRAWSURFACE lpDDSBack;
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void dderror(int hErr);
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bool InitializeVideoSystem();
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void KillVideoEngine();
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void GetSizeOfSurface(IDirectDrawSurface *pdds, int *pX, int *pY);
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IDirectDrawSurface * LoadBitmapIntoSurface(const char *pName, eTransparencyType trans= TRANSPARENT_NONE, IDirectDrawSurface::eMode mode = IDirectDrawSurface::MODE_SHADOW_GL, byte *pMem = NULL, int pMemSize = 0,
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bool bUseCheckerboardFix = false);
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#endif // video_dx_h__
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