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-rw-r--r--exa/exa_accel.c83
1 files changed, 43 insertions, 40 deletions
diff --git a/exa/exa_accel.c b/exa/exa_accel.c
index 6a0fbb70f..800c4f0fb 100644
--- a/exa/exa_accel.c
+++ b/exa/exa_accel.c
@@ -390,6 +390,7 @@ exaCopyNtoN (DrawablePtr pSrcDrawable,
int src_off_x, src_off_y;
int dst_off_x, dst_off_y;
ExaMigrationRec pixmaps[2];
+ Bool fallback = FALSE;
pixmaps[0].as_dst = TRUE;
pixmaps[0].as_src = FALSE;
@@ -407,62 +408,64 @@ exaCopyNtoN (DrawablePtr pSrcDrawable,
pDstPixmap->drawable.width > pExaScr->info->maxX ||
pDstPixmap->drawable.height > pExaScr->info->maxY)
{
- exaDoMigration (pixmaps, 2, FALSE);
- goto fallback;
+ fallback = TRUE;
} else {
exaDoMigration (pixmaps, 2, TRUE);
}
/* Mixed directions must be handled specially if the card is lame */
- if (pExaScr->info->flags & EXA_TWO_BITBLT_DIRECTIONS &&
+ if (!fallback && (pExaScr->info->flags & EXA_TWO_BITBLT_DIRECTIONS) &&
reverse != upsidedown) {
- if (!exaCopyNtoNTwoDir(pSrcDrawable, pDstDrawable, pGC, pbox, nbox,
+ if (exaCopyNtoNTwoDir(pSrcDrawable, pDstDrawable, pGC, pbox, nbox,
dx, dy))
- goto fallback;
- return;
+ return;
+ fallback = TRUE;
}
- if ((pSrcPixmap = exaGetOffscreenPixmap (pSrcDrawable, &src_off_x, &src_off_y)) &&
- (pDstPixmap = exaGetOffscreenPixmap (pDstDrawable, &dst_off_x, &dst_off_y)) &&
- (*pExaScr->info->PrepareCopy) (pSrcPixmap, pDstPixmap,
- reverse ? -1 : 1, upsidedown ? -1 : 1,
- pGC ? pGC->alu : GXcopy,
- pGC ? pGC->planemask : FB_ALLONES))
+ pSrcPixmap = exaGetDrawablePixmap (pSrcDrawable);
+ pDstPixmap = exaGetDrawablePixmap (pDstDrawable);
+
+ exaGetDrawableDeltas (pSrcDrawable, pSrcPixmap, &src_off_x, &src_off_y);
+ exaGetDrawableDeltas (pDstDrawable, pDstPixmap, &dst_off_x, &dst_off_y);
+
+ if (fallback || !exaPixmapIsOffscreen(pSrcPixmap) ||
+ !exaPixmapIsOffscreen(pDstPixmap) ||
+ !(*pExaScr->info->PrepareCopy) (pSrcPixmap, pDstPixmap, reverse ? -1 : 1,
+ upsidedown ? -1 : 1,
+ pGC ? pGC->alu : GXcopy,
+ pGC ? pGC->planemask : FB_ALLONES)) {
+ fallback = TRUE;
+ EXA_FALLBACK(("from %p to %p (%c,%c)\n", pSrcDrawable, pDstDrawable,
+ exaDrawableLocation(pSrcDrawable),
+ exaDrawableLocation(pDstDrawable)));
+ exaDoMigration (pixmaps, 2, FALSE);
+ exaPrepareAccess (pDstDrawable, EXA_PREPARE_DEST);
+ exaPrepareAccess (pSrcDrawable, EXA_PREPARE_SRC);
+ fbCopyNtoN (pSrcDrawable, pDstDrawable, pGC,
+ pbox, nbox, dx, dy, reverse, upsidedown,
+ bitplane, closure);
+ exaFinishAccess (pSrcDrawable, EXA_PREPARE_SRC);
+ exaFinishAccess (pDstDrawable, EXA_PREPARE_DEST);
+ }
+
+ while (nbox--)
{
- while (nbox--)
- {
+ if (!fallback)
(*pExaScr->info->Copy) (pDstPixmap,
pbox->x1 + dx + src_off_x,
pbox->y1 + dy + src_off_y,
pbox->x1 + dst_off_x, pbox->y1 + dst_off_y,
- pbox->x2 - pbox->x1,
- pbox->y2 - pbox->y1);
- exaPixmapDirty (pDstPixmap,
- pbox->x1 + dst_off_x, pbox->y1 + dst_off_y,
- pbox->x2 + dst_off_x, pbox->y2 + dst_off_y);
- pbox++;
- }
- (*pExaScr->info->DoneCopy) (pDstPixmap);
- exaMarkSync(pDstDrawable->pScreen);
- return;
- }
-
-fallback:
- EXA_FALLBACK(("from %p to %p (%c,%c)\n", pSrcDrawable, pDstDrawable,
- exaDrawableLocation(pSrcDrawable),
- exaDrawableLocation(pDstDrawable)));
- exaPrepareAccess (pDstDrawable, EXA_PREPARE_DEST);
- exaPrepareAccess (pSrcDrawable, EXA_PREPARE_SRC);
- fbCopyNtoN (pSrcDrawable, pDstDrawable, pGC,
- pbox, nbox, dx, dy, reverse, upsidedown,
- bitplane, closure);
- exaFinishAccess (pSrcDrawable, EXA_PREPARE_SRC);
- exaFinishAccess (pDstDrawable, EXA_PREPARE_DEST);
- while (nbox--)
- {
- exaDrawableDirty (pDstDrawable, pbox->x1, pbox->y1, pbox->x2, pbox->y2);
+ pbox->x2 - pbox->x1, pbox->y2 - pbox->y1);
+ exaPixmapDirty (pDstPixmap, pbox->x1 + dst_off_x, pbox->y1 + dst_off_y,
+ pbox->x2 + dst_off_x, pbox->y2 + dst_off_y);
pbox++;
}
+
+ if (fallback)
+ return;
+
+ (*pExaScr->info->DoneCopy) (pDstPixmap);
+ exaMarkSync (pDstDrawable->pScreen);
}
RegionPtr