163 lines
		
	
	
		
			3.8 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			163 lines
		
	
	
		
			3.8 KiB
		
	
	
	
		
			C
		
	
	
	
| 
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| /*
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|    Copyright (c) 1999 -  The XFree86 Project Inc.
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| 
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|    Written by Mark Vojkovich
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| 
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| */ 
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| 
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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 "pixmapstr.h"
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| #include "windowstr.h"
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| #include "xf86str.h"
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| #include "mi.h"
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| #include "miline.h"
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| #include "xaa.h"
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| #include "xaalocal.h"
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| #include "xaawrap.h"
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| #include "xf86fbman.h"
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| #include "servermd.h"
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| 
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| void
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| XAAMoveOutOffscreenPixmaps(ScreenPtr pScreen)
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| {
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|     XAAInfoRecPtr infoRec = GET_XAAINFORECPTR_FROM_SCREEN(pScreen);
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|     PixmapLinkPtr pLink = infoRec->OffscreenPixmaps;
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|     XAAPixmapPtr pPriv;
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|     
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|     while(pLink) {
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| 	pPriv = XAA_GET_PIXMAP_PRIVATE(pLink->pPix);
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| 	pLink->area = pPriv->offscreenArea;
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| 	XAAMoveOutOffscreenPixmap(pLink->pPix);	
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| 	pLink = pLink->next;
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|     }    
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| }
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| 
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| 
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| 
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| void
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| XAAMoveInOffscreenPixmaps(ScreenPtr pScreen)
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| {
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|     XAAInfoRecPtr infoRec = GET_XAAINFORECPTR_FROM_SCREEN(pScreen);
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|     PixmapLinkPtr pLink = infoRec->OffscreenPixmaps;
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|     PixmapPtr pPix, pScreenPix, tmpPix;
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|     pointer data;
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|     XAAPixmapPtr pPriv;
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|     GCPtr pGC;
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|     FBAreaPtr area;
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| 
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|     pScreenPix = (*pScreen->GetScreenPixmap)(pScreen);
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| 
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|     while(pLink) {
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| 	pPix = pLink->pPix;
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|     	pPriv = XAA_GET_PIXMAP_PRIVATE(pPix);
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| 	area = pLink->area;
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| 
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| 	data = pPix->devPrivate.ptr;
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| 	tmpPix = GetScratchPixmapHeader(pScreen, 
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| 		pPix->drawable.width, pPix->drawable.height, 
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| 		pPix->drawable.depth, pPix->drawable.bitsPerPixel, 
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| 		pPix->devKind, data);
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| 
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| 	pPriv->freeData = FALSE;
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| 
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| 	pPix->drawable.x = area->box.x1;
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| 	pPix->drawable.y = area->box.y1;
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| 	pPix->devKind = pScreenPix->devKind;
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| 	pPix->devPrivate.ptr = pScreenPix->devPrivate.ptr;
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| 	pPix->drawable.bitsPerPixel = infoRec->pScrn->bitsPerPixel;
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| 	pPix->drawable.serialNumber = NEXT_SERIAL_NUMBER;
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| 
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| 	if(!tmpPix) {
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| 	    pPriv->offscreenArea = area;
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| 	    xfree(data);
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| 	    pLink = pLink->next;
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| 	    continue;
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| 	}
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| 	
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| 	pGC = GetScratchGC(pPix->drawable.depth, pScreen);
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| 	ValidateGC((DrawablePtr)pPix, pGC);
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| 
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| 	(*pGC->ops->CopyArea)((DrawablePtr)tmpPix, (DrawablePtr)pPix, pGC, 
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| 		0, 0, pPix->drawable.width, pPix->drawable.height, 0, 0);	
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| 
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| 	xfree(data);
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| 	tmpPix->devPrivate.ptr = NULL;
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| 
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| 	FreeScratchGC(pGC);
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| 	FreeScratchPixmapHeader(tmpPix);
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| 
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| 	pPriv->offscreenArea = area;
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| 	pLink->area = NULL;
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| 	pLink = pLink->next;
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|     }    
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| }
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| 
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| 
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| void
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| XAARemoveAreaCallback(FBAreaPtr area)
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| {
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|     XAAInfoRecPtr infoRec = GET_XAAINFORECPTR_FROM_SCREEN(area->pScreen);
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|     PixmapPtr pPix = (PixmapPtr)area->devPrivate.ptr;
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|     XAAPixmapPtr pPriv = XAA_GET_PIXMAP_PRIVATE(pPix);
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| 
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|     XAAMoveOutOffscreenPixmap(pPix);
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| 
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|     pPriv->flags &= ~OFFSCREEN;	
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| 
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|     DELIST_OFFSCREEN_PIXMAP(pPix);
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| }
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| 
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| void
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| XAAMoveOutOffscreenPixmap(PixmapPtr pPix) 
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| {
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|     ScreenPtr pScreen = pPix->drawable.pScreen;
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|     XAAPixmapPtr pPriv = XAA_GET_PIXMAP_PRIVATE(pPix);
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|     int width, height, devKind, bitsPerPixel;
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|     PixmapPtr tmpPix;
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|     unsigned char *data;
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|     GCPtr pGC;
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| 
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|     width = pPix->drawable.width;
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|     height = pPix->drawable.height;
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|     bitsPerPixel = pPix->drawable.bitsPerPixel;
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| 
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|     devKind = BitmapBytePad(width * bitsPerPixel);
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|     if(!(data = xalloc(devKind * height)))
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| 	FatalError("Out of memory\n");
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| 
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|     tmpPix = GetScratchPixmapHeader(pScreen, width, height, 
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| 		pPix->drawable.depth, bitsPerPixel, devKind, data);
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|     if(!tmpPix) {
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| 	xfree(data);
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| 	FatalError("Out of memory\n");
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|     }
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| 
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|     pGC = GetScratchGC(pPix->drawable.depth, pScreen);
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|     ValidateGC((DrawablePtr)tmpPix, pGC);
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| 
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|     (*pGC->ops->CopyArea)((DrawablePtr)pPix, (DrawablePtr)tmpPix,
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| 		pGC, 0, 0, width, height, 0, 0);	
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| 
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|     FreeScratchGC(pGC);
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|     FreeScratchPixmapHeader(tmpPix);
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| 
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|     pPix->drawable.x = 0;
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|     pPix->drawable.y = 0;
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|     pPix->devKind = devKind;
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|     pPix->devPrivate.ptr = data;
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|     pPix->drawable.serialNumber = NEXT_SERIAL_NUMBER;
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| 
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|     pPriv->offscreenArea = NULL;
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|     pPriv->freeData = TRUE;
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| }
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