144 lines
		
	
	
		
			3.6 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			144 lines
		
	
	
		
			3.6 KiB
		
	
	
	
		
			C
		
	
	
	
| /*
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|  * Copyright © 2004 David Reveman
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|  * 
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|  * Permission to use, copy, modify, distribute, and sell this software
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|  * and its documentation for any purpose is hereby granted without
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|  * fee, provided that the above copyright notice appear in all copies
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|  * and that both that copyright notice and this permission notice
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|  * appear in supporting documentation, and that the name of
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|  * David Reveman not be used in advertising or publicity pertaining to
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|  * distribution of the software without specific, written prior permission.
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|  * David Reveman makes no representations about the suitability of this
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|  * software for any purpose. It is provided "as is" without express or
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|  * implied warranty.
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|  *
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|  * DAVID REVEMAN DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, 
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|  * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN
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|  * NO EVENT SHALL DAVID REVEMAN BE LIABLE FOR ANY SPECIAL, INDIRECT OR
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|  * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS
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|  * OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, 
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|  * NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
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|  * WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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|  *
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|  * Author: David Reveman <davidr@novell.com>
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|  */
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| 
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| #include "xgl.h"
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| #include "fb.h"
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| 
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| Bool
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| xglCopy (DrawablePtr pSrc,
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| 	 DrawablePtr pDst,
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| 	 int	     dx,
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| 	 int	     dy,
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| 	 BoxPtr	     pBox,
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| 	 int	     nBox)
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| {
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|     glitz_surface_t *src, *dst;
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|     int		    srcXoff, srcYoff;
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|     int		    dstXoff, dstYoff;
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| 
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|     XGL_SCREEN_PRIV (pDst->pScreen);
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|     XGL_DRAWABLE_PIXMAP_PRIV (pSrc);
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|     
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|     if (!nBox)
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| 	return TRUE;
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| 
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|     if (!xglPrepareTarget (pDst))
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| 	return FALSE;
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| 
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|     if (!xglSyncSurface (pSrc))
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| 	return FALSE;
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|     
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|     XGL_GET_DRAWABLE (pSrc, src, srcXoff, srcYoff);
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|     XGL_GET_DRAWABLE (pDst, dst, dstXoff, dstYoff);
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| 
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|     /* blit to screen */
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|     if (dst == pScreenPriv->surface)
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| 	XGL_INCREMENT_PIXMAP_SCORE (pPixmapPriv, 5000);
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|     
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|     glitz_surface_set_clip_region (dst,
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| 				   dstXoff, dstYoff,
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| 				   (glitz_box_t *) pBox, nBox);
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| 
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|     glitz_copy_area (src,
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| 		     dst,
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| 		     pDst->x + srcXoff + dx,
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| 		     pDst->y + srcYoff + dy,
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| 		     pDst->width,
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| 		     pDst->height,
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| 		     pDst->x + dstXoff,
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| 		     pDst->y + dstYoff);
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| 
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|     glitz_surface_set_clip_region (dst, 0, 0, NULL, 0);
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|     
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|     if (glitz_surface_get_status (dst))
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| 	return FALSE;
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|     
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|     return TRUE;
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| }
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| 
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| void
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| xglCopyProc (DrawablePtr pSrc,
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| 	     DrawablePtr pDst,
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| 	     GCPtr	 pGC,
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| 	     BoxPtr	 pBox,
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| 	     int	 nBox,
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| 	     int	 dx,
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| 	     int	 dy,
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| 	     Bool	 reverse,
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| 	     Bool	 upsidedown,
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| 	     Pixel	 bitplane,
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| 	     void	 *closure)
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| {
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|     BoxPtr pSrcBox = (BoxPtr) closure;
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| 
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|     if (!xglCopy (pSrc, pDst, dx, dy, pBox, nBox))
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|     {
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| 	RegionPtr	pDamageRegion;
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| 	glitz_surface_t *dst;
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| 	int		dstXoff, dstYoff;
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| 	RegionRec	region;
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| 	BoxRec		box;
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| 	
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| 	XGL_DRAWABLE_PIXMAP (pDst);
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| 	XGL_PIXMAP_PRIV (pPixmap);
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| 
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| 	XGL_GET_DRAWABLE (pDst, dst, dstXoff, dstYoff);
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| 	
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| 	pDamageRegion = DamageRegion (pPixmapPriv->pDamage);
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| 
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| 	if (!xglMapPixmapBits (pPixmap))
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| 	    FatalError (XGL_SW_FAILURE_STRING);
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| 	
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| 	if (!xglSyncBits (pSrc, pSrcBox))
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| 	    FatalError (XGL_SW_FAILURE_STRING);
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| 
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| 	fbCopyNtoN (pSrc, pDst, pGC,
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| 		    pBox, nBox,
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| 		    dx, dy,
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| 		    reverse, upsidedown, bitplane,
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| 		    (void *) 0);
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| 
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| 	pPixmapPriv->damageBox = miEmptyBox;
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| 	if (!pPixmapPriv->format)
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| 	    return;
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| 
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| 	while (nBox--)
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| 	{
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| 	    box.x1 = pBox->x1 + dstXoff;
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| 	    box.y1 = pBox->y1 + dstYoff;
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| 	    box.x2 = pBox->x2 + dstXoff;
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| 	    box.y2 = pBox->y2 + dstYoff;
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| 
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| 	    REGION_INIT (pDst->pScreen, ®ion, &box, 1);
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| 	    REGION_UNION (pDst->pScreen,
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| 			  pDamageRegion, pDamageRegion, ®ion);
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| 	    REGION_UNINIT (pDst->pScreen, ®ion);
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| 
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| 	    pBox++;
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| 	}
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|     } else
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| 	xglAddCurrentBitDamage (pDst);
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| }
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