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sna/damage: Avoid reducing the damage for simple tests 

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
This commit is contained in:
Chris Wilson 2011-10-19 13:09:19 +01:00
parent 63aa84ef57
commit 87ba33bc0b
1 changed files with 10 additions and 2 deletions
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12
src/sna/sna_damage.c
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@ -480,7 +480,7 @@ struct sna_damage *_sna_damage_is_all(struct sna_damage *damage,
BoxRec box;
if (damage->mode == SUBTRACT)
__sna_damage_reduce(damage);
return damage;
box.x1 = box.y1 = 0;
box.x2 = width;
@ -658,8 +658,16 @@ static int _sna_damage_contains_box(struct sna_damage *damage,
if (!sna_damage_maybe_contains_box(damage, box))
return PIXMAN_REGION_OUT;
if (damage->n)
if (damage->n) {
if (damage->mode != SUBTRACT) {
int ret = pixman_region_contains_rectangle(&damage->region,
(BoxPtr)box);
if (ret == PIXMAN_REGION_IN)
return PIXMAN_REGION_IN;
}
__sna_damage_reduce(damage);
}
return pixman_region_contains_rectangle(&damage->region, (BoxPtr)box);
}