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Use DrawablePtrs instead of PixmapPtrs for Prepare/Finish access. 

Also, define some wfb functions even if FB_ACCESS_WRAPPER is not defined.  This allows a client to use libfb and libwfb at the same time.
This commit is contained in:
Aaron Plattner 2006-08-07 09:57:58 -07:00
parent ee02e64788
commit 1c72290cdf
3 changed files with 17 additions and 21 deletions
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34
fb/fb.h
View File

@ -622,30 +622,28 @@ extern WindowPtr *WindowTable;
#endif
/* Framebuffer access wrapper */
#ifdef FB_ACCESS_WRAPPER
typedef FbBits (*ReadMemoryProcPtr)(const void *src, int size);
typedef void (*WriteMemoryProcPtr)(void *dst, FbBits value, int size);
typedef void (*SetupWrapProcPtr)(ReadMemoryProcPtr *pRead,
WriteMemoryProcPtr *pWrite,
PixmapPtr pPixmap);
typedef void (*FinishWrapProcPtr)(PixmapPtr pPixmap);
#define fbPrepareAccess(pPix) \
fbGetScreenPrivate((pPix)->drawable.pScreen)->setupWrap( \
DrawablePtr pDraw);
typedef void (*FinishWrapProcPtr)(DrawablePtr pDraw);
#ifdef FB_ACCESS_WRAPPER
#define fbPrepareAccess(pDraw) \
fbGetScreenPrivate((pDraw)->pScreen)->setupWrap( \
&wfbReadMemory, \
&wfbWriteMemory, \
(pPix))
#define fbFinishAccess(pDrawable) { \
PixmapPtr _pPix; \
if ((pDrawable)->type != DRAWABLE_PIXMAP) \
_pPix = fbGetWindowPixmap(pDrawable); \
else \
_pPix = (PixmapPtr) (pDrawable); \
fbGetScreenPrivate(_pPix->drawable.pScreen)->finishWrap(_pPix); \
}
(pDraw))
#define fbFinishAccess(pDraw) \
fbGetScreenPrivate((pDraw)->pScreen)->finishWrap(pDraw)
#else
#define fbPrepareAccess(pPix)
#define fbFinishAccess(pDraw)
#endif
@ -739,7 +737,7 @@ typedef struct {
(xoff) = __fbPixOffXPix(_pPix); \
(yoff) = __fbPixOffYPix(_pPix); \
} \
fbPrepareAccess(_pPix); \
fbPrepareAccess(pDrawable); \
(pointer) = (FbBits *) _pPix->devPrivate.ptr; \
(stride) = ((int) _pPix->devKind) / sizeof (FbBits); (void)(stride); \
(bpp) = _pPix->drawable.bitsPerPixel; (void)(bpp); \
@ -756,7 +754,7 @@ typedef struct {
(xoff) = __fbPixOffXPix(_pPix); \
(yoff) = __fbPixOffYPix(_pPix); \
} \
fbPrepareAccess(_pPix); \
fbPrepareAccess(pDrawable); \
(pointer) = (FbStip *) _pPix->devPrivate.ptr; \
(stride) = ((int) _pPix->devKind) / sizeof (FbStip); (void)(stride); \
(bpp) = _pPix->drawable.bitsPerPixel; (void)(bpp); \
@ -1805,7 +1803,6 @@ fbSetupScreen(ScreenPtr pScreen,
int width, /* pixel width of frame buffer */
int bpp); /* bits per pixel of frame buffer */
#ifdef FB_ACCESS_WRAPPER
Bool
wfbFinishScreenInit(ScreenPtr pScreen,
pointer pbits,
@ -1829,7 +1826,7 @@ wfbScreenInit(ScreenPtr pScreen,
int bpp,
SetupWrapProcPtr setupWrap,
FinishWrapProcPtr finishWrap);
#else
Bool
fbFinishScreenInit(ScreenPtr pScreen,
pointer pbits,
@ -1849,7 +1846,6 @@ fbScreenInit(ScreenPtr pScreen,
int dpiy,
int width,
int bpp);
#endif
void
fbInitializeBackingStore (ScreenPtr pScreen);

2
fb/fbpixmap.c
View File

@ -160,7 +160,7 @@ fbPixmapToRegion(PixmapPtr pPix)
FirstRect = REGION_BOXPTR(pReg);
rects = FirstRect;
fbPrepareAccess(pPix);
fbPrepareAccess(&pPix->drawable);
pwLine = (FbBits *) pPix->devPrivate.ptr;
nWidth = pPix->devKind >> (FB_SHIFT-3);

2
fb/fbpseudocolor.c
View File

@ -875,7 +875,7 @@ xxCopyPseudocolorRegion(ScreenPtr pScreen, RegionPtr pReg,
register CARD16 *d;
int w;
fbPrepareAccess((PixmapPtr)pScreen->devPrivate);
fbPrepareAccess((DrawablePtr)pScreen->devPrivate);
dst_base = (CARD16*) ((PixmapPtr)pScreen->devPrivate)->devPrivate.ptr;
dst_stride = (int)((PixmapPtr)pScreen->devPrivate)->devKind