103 lines
2.3 KiB
C
103 lines
2.3 KiB
C
/* $XFree86: xc/programs/Xserver/hw/xfree86/xf8_32bpp/cfbbstore.c,v 1.2 1999/01/31 12:22:17 dawes Exp $ */
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#define PSZ 8
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#include "cfb.h"
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#undef PSZ
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#include "cfb32.h"
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#include "cfb8_32.h"
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#include "X.h"
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#include "mibstore.h"
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#include "regionstr.h"
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#include "scrnintstr.h"
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#include "pixmapstr.h"
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#include "windowstr.h"
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void
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cfb8_32SaveAreas(
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PixmapPtr pPixmap,
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RegionPtr prgnSave,
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int xorg,
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int yorg,
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WindowPtr pWin
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){
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DDXPointPtr pPt;
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DDXPointPtr pPtsInit;
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BoxPtr pBox;
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int i;
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ScreenPtr pScreen = pPixmap->drawable.pScreen;
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PixmapPtr pScrPix;
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if(pPixmap->drawable.bitsPerPixel == 32) {
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cfb32SaveAreas(pPixmap, prgnSave, xorg, yorg, pWin);
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return;
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}
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i = REGION_NUM_RECTS(prgnSave);
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pPtsInit = (DDXPointPtr)ALLOCATE_LOCAL(i * sizeof(DDXPointRec));
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if (!pPtsInit)
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return;
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pBox = REGION_RECTS(prgnSave);
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pPt = pPtsInit;
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while (--i >= 0) {
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pPt->x = pBox->x1 + xorg;
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pPt->y = pBox->y1 + yorg;
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pPt++;
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pBox++;
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}
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pScrPix = (PixmapPtr) pScreen->devPrivate;
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cfbDoBitblt32To8((DrawablePtr) pScrPix, (DrawablePtr)pPixmap,
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GXcopy, prgnSave, pPtsInit, ~0L);
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DEALLOCATE_LOCAL (pPtsInit);
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}
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void
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cfb8_32RestoreAreas(
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PixmapPtr pPixmap,
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RegionPtr prgnRestore,
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int xorg,
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int yorg,
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WindowPtr pWin
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){
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DDXPointPtr pPt;
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DDXPointPtr pPtsInit;
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BoxPtr pBox;
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int i;
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ScreenPtr pScreen = pPixmap->drawable.pScreen;
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PixmapPtr pScrPix;
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i = REGION_NUM_RECTS(prgnRestore);
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pPtsInit = (DDXPointPtr)ALLOCATE_LOCAL(i*sizeof(DDXPointRec));
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if (!pPtsInit)
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return;
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pBox = REGION_RECTS(prgnRestore);
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pPt = pPtsInit;
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while (--i >= 0) {
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pPt->x = pBox->x1 - xorg;
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pPt->y = pBox->y1 - yorg;
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pPt++;
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pBox++;
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}
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pScrPix = (PixmapPtr) pScreen->devPrivate;
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if(pPixmap->drawable.bitsPerPixel == 32) {
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if(pWin->drawable.depth == 24)
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cfb32DoBitbltCopy((DrawablePtr)pPixmap, (DrawablePtr) pScrPix,
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GXcopy, prgnRestore, pPtsInit, 0x00ffffff);
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else
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cfb32DoBitbltCopy((DrawablePtr)pPixmap, (DrawablePtr) pScrPix,
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GXcopy, prgnRestore, pPtsInit, ~0);
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} else {
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cfbDoBitblt8To32((DrawablePtr)pPixmap, (DrawablePtr) pScrPix,
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GXcopy, prgnRestore, pPtsInit, ~0L);
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}
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DEALLOCATE_LOCAL (pPtsInit);
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}
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