/******************************Module*Header*******************************\ * Module Name: mcdcx.h * * MCD support: structures, variables, constants, and functions. * * Created: 26-Feb-1996 12:30:41 * Author: Gilman Wong [gilmanw] * * Copyright (c) 1995 Microsoft Corporation * \**************************************************************************/ #ifndef _MCDCX_H_ #define _MCDCX_H_ // // Handy forward declaration. // typedef struct __GLGENbuffersRec __GLGENbuffers; typedef struct __GLGENcontextRec __GLGENcontext; // // Macros to maintain MCD dirty state: // // MCD_STATE_DIRTY set specified dirty flag // MCD_STATE_CLEAR clear specified dirty flag // MCD_STATE_RESET clear all dirty flags // MCD_STATE_DIRTYTEST check state flag (TRUE if dirty) // #define MCD_STATE_DIRTY(gc, stateName)\ {\ if (((__GLGENcontext *) (gc))->pMcdState)\ ((__GLGENcontext *) (gc))->pMcdState->mcdDirtyState |= MCD_DIRTY_##stateName;\ } #define MCD_STATE_CLEAR(gc, stateName)\ {\ if (((__GLGENcontext *) (gc))->pMcdState)\ ((__GLGENcontext *) (gc))->pMcdState->mcdDirtyState &= ~MCD_DIRTY_##stateName;\ } #define MCD_STATE_RESET(gc)\ {\ if (((__GLGENcontext *) (gc))->pMcdState)\ ((__GLGENcontext *) (gc))->pMcdState->mcdDirtyState = 0;\ } #define MCD_STATE_DIRTYTEST(gc, stateName)\ (\ (((__GLGENcontext *) (gc))->pMcdState) &&\ (((__GLGENcontext *) (gc))->pMcdState->mcdDirtyState & MCD_DIRTY_##stateName)\ ) // // MCD interface functions. These functions call the MCD client interface. // The function implementations are found in generic\mcdcx.c. // BOOL FASTCALL bInitMcd(HDC hdc); BOOL FASTCALL bInitMcdContext(__GLGENcontext *, GLGENwindow *); BOOL FASTCALL bInitMcdSurface(__GLGENcontext *, GLGENwindow *, __GLGENbuffers *); void FASTCALL GenMcdDeleteContext(GENMCDSTATE *); void FASTCALL GenMcdDeleteSurface(GENMCDSURFACE *); BOOL FASTCALL GenMcdMakeCurrent(__GLGENcontext *gengc, GLGENwindow *pwnd); void FASTCALL GenMcdInitDepth(__GLcontext *, __GLdepthBuffer *); void FASTCALL GenMcdClear(__GLGENcontext *, ULONG *); void FASTCALL GenMcdClearDepth16(__GLdepthBuffer *); void FASTCALL GenMcdClearDepth32(__GLdepthBuffer *); void FASTCALL GenMcdUpdateRenderState(__GLGENcontext *); void FASTCALL GenMcdViewport(__GLGENcontext *); void FASTCALL GenMcdScissor(__GLGENcontext *); void FASTCALL GenMcdUpdateScissorState(__GLGENcontext *); void FASTCALL GenMcdUpdateTexEnvState(__GLGENcontext *); POLYARRAY * FASTCALL GenMcdDrawPrim(__GLGENcontext *, POLYARRAY *); void FASTCALL GenMcdSwapBatch(__GLGENcontext *); BOOL FASTCALL GenMcdSwapBuffers(HDC, GLGENwindow *pwnd); BOOL FASTCALL GenMcdResizeBuffers(__GLGENcontext *); BOOL FASTCALL GenMcdUpdateBufferInfo(__GLGENcontext *); void GenMcdCopyPixels(__GLGENcontext *, __GLcolorBuffer *, GLint, GLint, GLint, BOOL); void FASTCALL GenMcdSynchronize(__GLGENcontext *); BOOL FASTCALL GenMcdConvertContext(__GLGENcontext *, __GLGENbuffers *); PVOID FASTCALL GenMcdReadZRawSpan(__GLdepthBuffer *fb, GLint x, GLint y, GLint cx); void FASTCALL GenMcdWriteZRawSpan(__GLdepthBuffer *fb, GLint x, GLint y, GLint cx); MCDHANDLE FASTCALL GenMcdCreateTexture(__GLGENcontext *gengc, __GLtexture *tex, ULONG flags); BOOL FASTCALL GenMcdDeleteTexture(__GLGENcontext *gengc, MCDHANDLE texHandle); BOOL FASTCALL GenMcdUpdateSubTexture(__GLGENcontext *ggenc, __GLtexture *tex, MCDHANDLE texHandle, GLint lod, GLint xoffset, GLint yoffset, GLsizei w, GLsizei h); BOOL FASTCALL GenMcdUpdateTexturePalette(__GLGENcontext *gengc, __GLtexture *tex, MCDHANDLE texHandle, GLsizei start, GLsizei count); BOOL FASTCALL GenMcdUpdateTexturePriority(__GLGENcontext *gengc, __GLtexture *tex, MCDHANDLE texHandle); BOOL FASTCALL GenMcdUpdateTextureState(__GLGENcontext *gengc, __GLtexture *tex, MCDHANDLE texHandle); void FASTCALL GenMcdUpdateFineState(__GLGENcontext *gengc); DWORD FASTCALL GenMcdTextureStatus(__GLGENcontext *gengc, MCDHANDLE texHandle); DWORD FASTCALL GenMcdTextureKey(__GLGENcontext *gengc, MCDHANDLE texHandle); VOID FASTCALL GenMcdSetScaling(__GLGENcontext *gengc); typedef enum { VP_FIXBIAS, VP_NOBIAS } VP_BIAS_TYPE; BOOL FASTCALL GenMcdResetViewportAdj(__GLcontext *, VP_BIAS_TYPE); BOOL FASTCALL GenMcdDescribeLayerPlane(HDC hdc, int iPixelFormat, int iLayerPlane, UINT nBytes, LPLAYERPLANEDESCRIPTOR plpd); int FASTCALL GenMcdSetLayerPaletteEntries(HDC hdc, int iLayerPlane, int iStart, int cEntries, CONST COLORREF *pcr); int FASTCALL GenMcdGetLayerPaletteEntries(HDC hdc, int iLayerPlane, int iStart, int cEntries, COLORREF *pcr); int FASTCALL GenMcdRealizeLayerPalette(HDC hdc, int iLayerPlane, BOOL bRealize); BOOL FASTCALL GenMcdSwapLayerBuffers(HDC hdc, UINT fuFlags); void FASTCALL GenMcdUpdatePixelState(__GLGENcontext *gengc); ULONG FASTCALL GenMcdDrawPix(__GLGENcontext *gengc, ULONG width, ULONG height, ULONG format, ULONG type, VOID *pPixels, BOOL packed); ULONG FASTCALL GenMcdReadPix(__GLGENcontext *gengc, LONG x, LONG y, ULONG width, ULONG height, ULONG format, ULONG type, VOID *pPixels); ULONG FASTCALL GenMcdCopyPix(__GLGENcontext *gengc, LONG x, LONG y, ULONG width, ULONG height, ULONG type); ULONG FASTCALL GenMcdPixelMap(__GLGENcontext *gengc, ULONG mapType, ULONG mapSize, VOID *pMap); void FASTCALL GenMcdDestroyWindow(GLGENwindow *pwnd); int FASTCALL GenMcdGetTextureFormats(__GLGENcontext *gengc, int nFmts, struct _DDSURFACEDESC *pddsd); DWORD FASTCALL GenMcdSwapMultiple(UINT cBuffers, GENMCDSWAP *pgms); // Note: // GenMcdGenericCompatibleFormat is implemented in pixelfmt.c BOOL FASTCALL GenMcdGenericCompatibleFormat(__GLGENcontext *gengc); // // Depth test drawing functions that utilize an intermediate scanline // depth buffer to access the MCD depth buffer. // GLboolean FASTCALL GenMcdDepthTestLine(__GLcontext *); GLboolean FASTCALL GenMcdDepthTestStippledLine(__GLcontext *); GLboolean FASTCALL GenMcdDepthTestStencilLine(__GLcontext *); GLboolean FASTCALL GenMcdDepthTestStencilStippledLine(__GLcontext *); GLboolean FASTCALL GenMcdDepthTestSpan(__GLcontext *); GLboolean FASTCALL GenMcdDepthTestStippledSpan(__GLcontext *); GLboolean FASTCALL GenMcdDepthTestStencilSpan(__GLcontext *); GLboolean FASTCALL GenMcdDepthTestStencilStippledSpan(__GLcontext *); GLboolean FASTCALL GenMcdStippleAnyDepthTestSpan(__GLcontext *); // 2.0 Front-end processing call POLYARRAY * FASTCALL GenMcdProcessPrim(__GLGENcontext *gengc, POLYARRAY *pa, ULONG cmdFlagsAll, ULONG primFlags, MCDTRANSFORM *pMCDTransform, MCDMATERIALCHANGES *pMCDMatChanges); // // "Safe" version of __fastGenFillTriangle that does not allow floating // point divides to straddle an MCD function call. // extern void FASTCALL __fastGenMcdFillTriangle(__GLcontext *, __GLvertex *, __GLvertex *, __GLvertex *, GLboolean); // // MCD32.DLL entry points. // // Rather than link directly to MCD32.DLL (thereby requiring its existence // to run OPENGL32.DLL), we load it and hook its entry points as needed. // This table stores the function pointers we hook. // typedef BOOL (APIENTRY *MCDGETDRIVERINFOFUNC)(HDC hdc, struct _MCDDRIVERINFOI *pMCDDriverInfo); typedef LONG (APIENTRY *MCDDESCRIBEMCDPIXELFORMATFUNC)(HDC hdc, LONG iPixelFormat, MCDPIXELFORMAT *pMcdPixelFmt); typedef LONG (APIENTRY *MCDDESCRIBEPIXELFORMATFUNC)(HDC hdc, LONG iPixelFormat, LPPIXELFORMATDESCRIPTOR ppfd); typedef BOOL (APIENTRY *MCDCREATECONTEXTFUNC)(MCDCONTEXT *pMCDContext, MCDRCINFOPRIV *pMcdRcInfo, struct _GLSURF *pgsurf, int ipfd, ULONG flags); typedef BOOL (APIENTRY *MCDDELETECONTEXTFUNC)(MCDCONTEXT *pMCDContext); typedef UCHAR * (APIENTRY *MCDALLOCFUNC)(MCDCONTEXT *pMCDContext, ULONG numBytes, MCDHANDLE *pMCDHandle, ULONG flags); typedef BOOL (APIENTRY *MCDFREEFUNC)(MCDCONTEXT *pMCDContext, VOID *pMCDMem); typedef VOID (APIENTRY *MCDBEGINSTATEFUNC)(MCDCONTEXT *pMCDContext, VOID *pMCDMem); typedef BOOL (APIENTRY *MCDFLUSHSTATEFUNC)(VOID *pMCDMem); typedef BOOL (APIENTRY *MCDADDSTATEFUNC)(VOID *pMCDMem, ULONG stateToChange, ULONG stateValue); typedef BOOL (APIENTRY *MCDADDSTATESTRUCTFUNC)(VOID *pMCDMem, ULONG stateToChange, VOID *pStateValue, ULONG stateValueSize); typedef BOOL (APIENTRY *MCDSETVIEWPORTFUNC)(MCDCONTEXT *pMCDContext, VOID *pMCDMem, MCDVIEWPORT *pMCDViewport); typedef BOOL (APIENTRY *MCDSETSCISSORRECTFUNC)(MCDCONTEXT *pMCDContext, RECTL *pRect, BOOL bEnabled); typedef ULONG (APIENTRY *MCDQUERYMEMSTATUSFUNC)(VOID *pMCDMem); typedef PVOID (APIENTRY *MCDPROCESSBATCHFUNC)(MCDCONTEXT *pMCDContext, VOID *pMCDMem, ULONG batchSize, VOID *pMCDFirstCmd, int cExtraSurfaces, struct IDirectDrawSurface **pdds); typedef BOOL (APIENTRY *MCDREADSPANFUNC)(MCDCONTEXT *pMCDContext, VOID *pMCDMem, ULONG x, ULONG y, ULONG numPixels, ULONG type); typedef BOOL (APIENTRY *MCDWRITESPANFUNC)(MCDCONTEXT *pMCDContext, VOID *pMCDMem, ULONG x, ULONG y, ULONG numPixels, ULONG type); typedef BOOL (APIENTRY *MCDCLEARFUNC)(MCDCONTEXT *pMCDContext, RECTL rect, ULONG buffers); typedef BOOL (APIENTRY *MCDSWAPFUNC)(MCDCONTEXT *pMCDContext, ULONG flags); typedef BOOL (APIENTRY *MCDGETBUFFERSFUNC)(MCDCONTEXT *pMCDContext, MCDRECTBUFFERS *pMCDBuffers); typedef BOOL (APIENTRY *MCDALLOCBUFFERSFUNC)(MCDCONTEXT *pMCDContext, RECTL *pWndRect); typedef ULONG (APIENTRY *MCDLOCKFUNC)(MCDCONTEXT *pMCDContext); typedef VOID (APIENTRY *MCDUNLOCKFUNC)(MCDCONTEXT *pMCDContext); typedef BOOL (APIENTRY *MCDBINDCONTEXT)(MCDCONTEXT *pMCDContext, HDC hdc, struct GLGENwindowRec *pwnd); typedef BOOL (APIENTRY *MCDSYNCFUNC)(MCDCONTEXT *pMCDContext); typedef MCDHANDLE (APIENTRY *MCDCREATETEXTUREFUNC)(MCDCONTEXT *pMCDContext, MCDTEXTUREDATA *pTexData, ULONG flags, VOID *pSurface); typedef BOOL (APIENTRY *MCDDELETETEXTUREFUNC)(MCDCONTEXT *pMCDContext, MCDHANDLE hTex); typedef BOOL (APIENTRY *MCDUPDATESUBTEXTUREFUNC)(MCDCONTEXT *pMCDContext, MCDTEXTUREDATA *pTexData, MCDHANDLE hTex, ULONG lod, RECTL *pRect); typedef BOOL (APIENTRY *MCDUPDATETEXTUREPALETTEFUNC)(MCDCONTEXT *pMCDContext, MCDTEXTUREDATA *pTexData, MCDHANDLE hTex, ULONG start, ULONG numEntries); typedef BOOL (APIENTRY *MCDUPDATETEXTUREPRIORITYFUNC)(MCDCONTEXT *pMCDContext, MCDTEXTUREDATA *pTexData, MCDHANDLE hTex); typedef ULONG (APIENTRY *MCDTEXTURESTATUSFUNC)(MCDCONTEXT *pMCDContext, MCDHANDLE hTex); typedef ULONG (APIENTRY *MCDTEXTUREKEYFUNC)(MCDCONTEXT *pMCDContext, MCDHANDLE hTex); typedef BOOL (APIENTRY *MCDDESCRIBEMCDLAYERPLANEFUNC)(HDC hdc, LONG iPixelFormat, LONG iLayerPlane, MCDLAYERPLANE *pMcdLayer); typedef BOOL (APIENTRY *MCDDESCRIBELAYERPLANEFUNC)(HDC hdc, LONG iPixelFormat, LONG iLayerPlane, LPLAYERPLANEDESCRIPTOR plpd); typedef LONG (APIENTRY *MCDSETLAYERPALETTEFUNC)(HDC hdc, LONG iLayerPlane, BOOL bRealize, LONG cEntries, COLORREF *pcr); typedef ULONG (APIENTRY *MCDDRAWPIXELS)(MCDCONTEXT *pMCDContext, ULONG width, ULONG height, ULONG format, ULONG type, VOID *pPixels, BOOL packed); typedef ULONG (APIENTRY *MCDREADPIXELS)(MCDCONTEXT *pMCDContext, LONG x, LONG y, ULONG width, ULONG height, ULONG format, ULONG type, VOID *pPixels); typedef ULONG (APIENTRY *MCDCOPYPIXELS)(MCDCONTEXT *pMCDContext, LONG x, LONG y, ULONG width, ULONG height, ULONG type); typedef ULONG (APIENTRY *MCDPIXELMAP)(MCDCONTEXT *pMCDContext, ULONG mapType, ULONG mapSize, VOID *pMap); typedef void (APIENTRY *MCDDESTROYWINDOW)(HDC hdc, ULONG_PTR dwMcdWindow); typedef int (APIENTRY *MCDGETTEXTUREFORMATS)(MCDCONTEXT *pMCDContext, int nFmts, struct _DDSURFACEDESC *pddsd); typedef DWORD (APIENTRY *MCDSWAPMULTIPLE)(HDC hdc, UINT cBuffers, GENMCDSWAP *pgms); typedef PVOID (APIENTRY *MCDPROCESSBATCH2FUNC)(MCDCONTEXT *pMCDContext, VOID *pMCDCmdMem, VOID *pMCDPrimMem, MCDCOMMAND *pMCDFirstCmd, int cExtraSurfaces, struct IDirectDrawSurface **pdds, ULONG cmdFlagsAll, ULONG primFlags, MCDTRANSFORM *pMCDTransform, MCDMATERIALCHANGES *pMCDMatChanges); typedef struct _MCDTABLE_ { MCDGETDRIVERINFOFUNC pMCDGetDriverInfo; MCDDESCRIBEMCDPIXELFORMATFUNC pMCDDescribeMcdPixelFormat; MCDDESCRIBEPIXELFORMATFUNC pMCDDescribePixelFormat; MCDCREATECONTEXTFUNC pMCDCreateContext; MCDDELETECONTEXTFUNC pMCDDeleteContext; MCDALLOCFUNC pMCDAlloc; MCDFREEFUNC pMCDFree; MCDBEGINSTATEFUNC pMCDBeginState; MCDFLUSHSTATEFUNC pMCDFlushState; MCDADDSTATEFUNC pMCDAddState; MCDADDSTATESTRUCTFUNC pMCDAddStateStruct; MCDSETVIEWPORTFUNC pMCDSetViewport; MCDSETSCISSORRECTFUNC pMCDSetScissorRect; MCDQUERYMEMSTATUSFUNC pMCDQueryMemStatus; MCDPROCESSBATCHFUNC pMCDProcessBatch; MCDREADSPANFUNC pMCDReadSpan; MCDWRITESPANFUNC pMCDWriteSpan; MCDCLEARFUNC pMCDClear; MCDSWAPFUNC pMCDSwap; MCDGETBUFFERSFUNC pMCDGetBuffers; MCDALLOCBUFFERSFUNC pMCDAllocBuffers; MCDLOCKFUNC pMCDLock; MCDUNLOCKFUNC pMCDUnlock; MCDBINDCONTEXT pMCDBindContext; MCDSYNCFUNC pMCDSync; MCDCREATETEXTUREFUNC pMCDCreateTexture; MCDDELETETEXTUREFUNC pMCDDeleteTexture; MCDUPDATESUBTEXTUREFUNC pMCDUpdateSubTexture; MCDUPDATETEXTUREPALETTEFUNC pMCDUpdateTexturePalette; MCDUPDATETEXTUREPRIORITYFUNC pMCDUpdateTexturePriority; MCDUPDATETEXTUREPRIORITYFUNC pMCDUpdateTextureState; MCDTEXTURESTATUSFUNC pMCDTextureStatus; MCDTEXTUREKEYFUNC pMCDTextureKey; MCDDESCRIBEMCDLAYERPLANEFUNC pMCDDescribeMcdLayerPlane; MCDDESCRIBELAYERPLANEFUNC pMCDDescribeLayerPlane; MCDSETLAYERPALETTEFUNC pMCDSetLayerPalette; MCDDRAWPIXELS pMCDDrawPixels; MCDREADPIXELS pMCDReadPixels; MCDCOPYPIXELS pMCDCopyPixels; MCDPIXELMAP pMCDPixelMap; MCDDESTROYWINDOW pMCDDestroyWindow; MCDGETTEXTUREFORMATS pMCDGetTextureFormats; MCDSWAPMULTIPLE pMCDSwapMultiple; MCDPROCESSBATCH2FUNC pMCDProcessBatch2; } MCDTABLE; extern MCDTABLE *gpMcdTable; extern MCDDRIVERINFOI McdDriverInfo; #endif