81 lines
2.0 KiB
C
81 lines
2.0 KiB
C
/* $XFree86: xc/programs/Xserver/hw/xfree86/xaa/xaaCpyWin.c,v 1.3tsi Exp $ */
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#include "misc.h"
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#include "xf86.h"
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#include "xf86_ansic.h"
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#include "xf86_OSproc.h"
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#include "X.h"
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#include "scrnintstr.h"
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#include "windowstr.h"
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#include "xf86str.h"
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#include "xaa.h"
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#include "xaalocal.h"
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#include "gcstruct.h"
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#include "pixmapstr.h"
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#include "xaawrap.h"
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/*
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Written by Harm Hanemaayer (H.Hanemaayer@inter.nl.net).
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*/
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void
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XAACopyWindow(
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WindowPtr pWin,
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DDXPointRec ptOldOrg,
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RegionPtr prgnSrc )
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{
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DDXPointPtr pptSrc, ppt;
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RegionRec rgnDst;
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BoxPtr pbox;
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int dx, dy, nbox;
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WindowPtr pwinRoot;
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ScreenPtr pScreen = pWin->drawable.pScreen;
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XAAInfoRecPtr infoRec =
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GET_XAAINFORECPTR_FROM_DRAWABLE((&pWin->drawable));
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if (!infoRec->pScrn->vtSema || !infoRec->ScreenToScreenBitBlt) {
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XAA_SCREEN_PROLOGUE (pScreen, CopyWindow);
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if(infoRec->pScrn->vtSema && infoRec->NeedToSync) {
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(*infoRec->Sync)(infoRec->pScrn);
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infoRec->NeedToSync = FALSE;
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}
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(*pScreen->CopyWindow) (pWin, ptOldOrg, prgnSrc);
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XAA_SCREEN_EPILOGUE (pScreen, CopyWindow, XAACopyWindow);
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return;
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}
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pwinRoot = WindowTable[pScreen->myNum];
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REGION_NULL(pScreen, &rgnDst);
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dx = ptOldOrg.x - pWin->drawable.x;
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dy = ptOldOrg.y - pWin->drawable.y;
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REGION_TRANSLATE(pScreen, prgnSrc, -dx, -dy);
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REGION_INTERSECT(pScreen, &rgnDst, &pWin->borderClip, prgnSrc);
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pbox = REGION_RECTS(&rgnDst);
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nbox = REGION_NUM_RECTS(&rgnDst);
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if(!nbox ||
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!(pptSrc = (DDXPointPtr )ALLOCATE_LOCAL(nbox * sizeof(DDXPointRec)))) {
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REGION_UNINIT(pScreen, &rgnDst);
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return;
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}
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ppt = pptSrc;
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while(nbox--) {
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ppt->x = pbox->x1 + dx;
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ppt->y = pbox->y1 + dy;
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ppt++; pbox++;
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}
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infoRec->ScratchGC.planemask = ~0L;
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infoRec->ScratchGC.alu = GXcopy;
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XAADoBitBlt((DrawablePtr)pwinRoot, (DrawablePtr)pwinRoot,
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&(infoRec->ScratchGC), &rgnDst, pptSrc);
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DEALLOCATE_LOCAL(pptSrc);
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REGION_UNINIT(pScreen, &rgnDst);
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}
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