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Viewing changes to hw/xfree86/xf8_32bpp/cfbbstore.c

  • Committer: Bazaar Package Importer
  • Author(s): Matthew Garrett
  • Date: 2006-02-13 14:21:43 UTC
  • Revision ID: james.westby@ubuntu.com-20060213142143-mad6z9xzem7hzxz9
Tags: upstream-7.0.0
Import upstream version 7.0.0

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hw/xfree86/xf8_32bpp/cfbbstore.c
 
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/* $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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#ifdef HAVE_XORG_CONFIG_H
 
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#include <xorg-config.h>
 
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#endif
 
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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 <X11/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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}