79 lines
		
	
	
		
			1.9 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			79 lines
		
	
	
		
			1.9 KiB
		
	
	
	
		
			C
		
	
	
	
| 
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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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| 
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| #include "misc.h"
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| #include "xf86.h"
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| #include "xf86_OSproc.h"
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| 
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| #include <X11/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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| /*
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|     Written by Harm Hanemaayer (H.Hanemaayer@inter.nl.net).
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| */
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| 
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| void
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| XAACopyWindow(WindowPtr pWin, DDXPointRec ptOldOrg, 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 = GET_XAAINFORECPTR_FROM_DRAWABLE((&pWin->drawable));
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| 
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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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| 
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|     pwinRoot = pScreen->root;
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| 
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|     RegionNull(&rgnDst);
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| 
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|     dx = ptOldOrg.x - pWin->drawable.x;
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|     dy = ptOldOrg.y - pWin->drawable.y;
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|     RegionTranslate(prgnSrc, -dx, -dy);
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|     RegionIntersect(&rgnDst, &pWin->borderClip, prgnSrc);
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| 
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|     pbox = RegionRects(&rgnDst);
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|     nbox = RegionNumRects(&rgnDst);
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|     if (!nbox || !(pptSrc = (DDXPointPtr) malloc(nbox * sizeof(DDXPointRec)))) {
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|         RegionUninit(&rgnDst);
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|         return;
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|     }
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|     ppt = pptSrc;
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| 
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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++;
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|         pbox++;
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|     }
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| 
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|     infoRec->ScratchGC.planemask = ~0L;
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|     infoRec->ScratchGC.alu = GXcopy;
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| 
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|     XAADoBitBlt((DrawablePtr) pwinRoot, (DrawablePtr) pwinRoot,
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|                 &(infoRec->ScratchGC), &rgnDst, pptSrc);
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| 
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|     free(pptSrc);
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|     RegionUninit(&rgnDst);
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| }
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