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EXA: Fix migration avoidance for 1x1 pixmaps.

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Signed-off-by: Michel Dänzer <daenzer@vmware.com>
Acked-by: Maarten Maathuis <madman2003@gmail.com>
Signed-off-by: Keith Packard <keithp@keithp.com>
This commit is contained in:
Michel Dänzer
2009-12-29 12:51:28 +01:00
committed by Keith Packard
parent 0bd8f0cd7f
commit 08bf26c28f
2 changed files with 21 additions and 1 deletions
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18
exa/exa_mixed.c
View File

@@ -94,9 +94,25 @@ exaCreatePixmap_mixed(ScreenPtr pScreen, int w, int h, int depth,
if (!w || !h) {
exaCreateDriverPixmap_mixed(pPixmap);
pExaPixmap->use_gpu_copy = exaPixmapHasGpuCopy(pPixmap);
} else
} else {
pExaPixmap->use_gpu_copy = FALSE;
if (w == 1 && h == 1) {
pExaPixmap->sys_ptr = malloc((pPixmap->drawable.bitsPerPixel + 7) / 8);
/* Set up damage tracking */
pExaPixmap->pDamage = DamageCreate(NULL, NULL,
DamageReportNonEmpty, TRUE,
pPixmap->drawable.pScreen,
pPixmap);
DamageRegister(&pPixmap->drawable, pExaPixmap->pDamage);
/* This ensures that pending damage reflects the current operation. */
/* This is used by exa to optimize migration. */
DamageSetReportAfterOp(pExaPixmap->pDamage, TRUE);
}
}
/* During a fallback we must prepare access. */
if (pExaScr->fallback_counter)
exaPrepareAccess(&pPixmap->drawable, EXA_PREPARE_AUX_DEST);