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/*
* $RCSId$
*
* Copyright © 2001 Keith Packard
*
* Partly based on code that is Copyright © The XFree86 Project Inc.
*
* Permission to use, copy, modify, distribute, and sell this software and its
* documentation for any purpose is hereby granted without fee, provided that
* the above copyright notice appear in all copies and that both that
* copyright notice and this permission notice appear in supporting
* documentation, and that the name of Keith Packard not be used in
* advertising or publicity pertaining to distribution of the software without
* specific, written prior permission. Keith Packard makes no
* representations about the suitability of this software for any purpose. It
* is provided "as is" without express or implied warranty.
*
* KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
* EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
* PERFORMANCE OF THIS SOFTWARE.
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include "kdrive.h"
#include "kaa.h"
#ifdef RENDER
#include "mipict.h"
#define KAA_DEBUG_FALLBACKS 0
#if KAA_DEBUG_FALLBACKS
static void
kaaPrintCompositeFallback(CARD8 op,
PicturePtr pSrc,
PicturePtr pMask,
PicturePtr pDst)
{
char sop[20], ssfmt[20], smfmt[20], sdfmt[20];
char sloc, mloc, dloc;
int temp;
switch(op)
{
case PictOpSrc:
sprintf(sop, "Src");
break;
case PictOpOver:
sprintf(sop, "Over");
break;
default:
sprintf(sop, "0x%x", (int)op);
break;
}
switch(pSrc->format)
{
case PICT_a8r8g8b8:
sprintf(ssfmt, "ARGB8888");
break;
default:
sprintf(ssfmt, "0x%x", (int)pSrc->format);
break;
}
sprintf(smfmt, "(none)");
if (pMask) {
switch(pMask->format)
{
case PICT_a8:
sprintf(smfmt, "A8");
break;
default:
sprintf(smfmt, "0x%x", (int)pMask->format);
break;
}
}
switch(pDst->format)
{
case PICT_r5g6b5:
sprintf(sdfmt, "RGB565");
break;
default:
sprintf(sdfmt, "0x%x", (int)pDst->format);
break;
}
strcpy (smfmt, ("None"));
pMask = 0x0;
sloc = kaaGetOffscreenPixmap(pSrc->pDrawable, &temp, &temp) ? 's' : 'm';
mloc = (pMask && kaaGetOffscreenPixmap(pMask->pDrawable, &temp, &temp)) ?
's' : 'm';
dloc = kaaGetOffscreenPixmap(pDst->pDrawable, &temp, &temp) ? 's' : 'm';
ErrorF("Composite fallback: op %s, src 0x%x (%c), mask 0x%x (%c), "
"dst 0x%x (%c)\n"
" srcfmt %s, maskfmt %s, dstfmt %s\n",
sop, pSrc, sloc, pMask, mloc, pDst, dloc, ssfmt, smfmt, sdfmt);
}
#endif
void
kaaComposite(CARD8 op,
PicturePtr pSrc,
PicturePtr pMask,
PicturePtr pDst,
INT16 xSrc,
INT16 ySrc,
INT16 xMask,
INT16 yMask,
INT16 xDst,
INT16 yDst,
CARD16 width,
CARD16 height)
{
KdScreenPriv (pDst->pDrawable->pScreen);
KaaScreenPriv (pDst->pDrawable->pScreen);
if (!pMask)
{
if (op == PictOpSrc)
{
/*
* Check for two special cases -- solid fill and copy area
*/
if (pSrc->pDrawable->width == 1 && pSrc->pDrawable->height == 1 &&
pSrc->repeat)
{
;
}
else if (!pSrc->repeat && pSrc->format == pDst->format)
{
RegionRec region;
xDst += pDst->pDrawable->x;
yDst += pDst->pDrawable->y;
xSrc += pSrc->pDrawable->x;
ySrc += pSrc->pDrawable->y;
if (!miComputeCompositeRegion (®ion, pSrc, pMask, pDst,
xSrc, ySrc, xMask, yMask, xDst, yDst,
width, height))
return;
kaaCopyNtoN (pSrc->pDrawable, pDst->pDrawable, 0,
REGION_RECTS(®ion), REGION_NUM_RECTS(®ion),
xSrc - xDst, ySrc - yDst,
FALSE, FALSE, 0, 0);
return;
}
}
if (pScreenPriv->enabled && pKaaScr->info->PrepareBlend)
{
RegionRec region;
BoxPtr pbox;
int nbox;
int src_off_x, src_off_y;
int dst_off_x, dst_off_y;
PixmapPtr pSrcPix, pDstPix;
xDst += pDst->pDrawable->x;
yDst += pDst->pDrawable->y;
xSrc += pSrc->pDrawable->x;
ySrc += pSrc->pDrawable->y;
if (!miComputeCompositeRegion (®ion, pSrc, pMask, pDst,
xSrc, ySrc, xMask, yMask, xDst, yDst,
width, height))
return;
/* Migrate pixmaps to same place as destination */
if (pSrc->pDrawable->type == DRAWABLE_PIXMAP)
kaaPixmapUseScreen ((PixmapPtr) pSrc->pDrawable);
if (pDst->pDrawable->type == DRAWABLE_PIXMAP)
kaaPixmapUseScreen ((PixmapPtr) pDst->pDrawable);
pSrcPix = kaaGetOffscreenPixmap (pSrc->pDrawable, &src_off_x,
&src_off_y);
pDstPix = kaaGetOffscreenPixmap (pDst->pDrawable, &dst_off_x,
&dst_off_y);
if (!pSrcPix || !pDstPix ||
!(*pKaaScr->info->PrepareBlend) (op, pSrc, pDst, pSrcPix,
pDstPix))
{
goto software;
}
nbox = REGION_NUM_RECTS(®ion);
pbox = REGION_RECTS(®ion);
xSrc -= xDst;
ySrc -= yDst;
while (nbox--)
{
(*pKaaScr->info->Blend) (pbox->x1 + xSrc + src_off_x,
pbox->y1 + ySrc + src_off_y,
pbox->x1 + dst_off_x,
pbox->y1 + dst_off_y,
pbox->x2 - pbox->x1,
pbox->y2 - pbox->y1);
pbox++;
}
(*pKaaScr->info->DoneBlend) ();
KdMarkSync(pDst->pDrawable->pScreen);
return;
}
}
software:
#if KAA_DEBUG_FALLBACKS
kaaPrintCompositeFallback (op, pSrc, pMask, pDst);
#endif
if (pSrc->pDrawable->type == DRAWABLE_PIXMAP)
kaaPixmapUseMemory ((PixmapPtr) pSrc->pDrawable);
if (pMask && pMask->pDrawable->type == DRAWABLE_PIXMAP)
kaaPixmapUseMemory ((PixmapPtr) pMask->pDrawable);
#if 0
if (pDst->pDrawable->type == DRAWABLE_PIXMAP)
kaaPixmapUseMemory ((PixmapPtr) pDst->pDrawable);
#endif
KdCheckComposite (op, pSrc, pMask, pDst, xSrc, ySrc,
xMask, yMask, xDst, yDst, width, height);
}
#endif
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