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/******************************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
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