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damage: Must translate initial window damage by window offset

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Damage is reported relative to the drawable origin, but the window
borderClip is absolute. Translate the region by the window position
before reporting damage to adjust.

Reported-by: Adam Jackson <ajax@redhat.com>
Signed-off-by: Keith Packard <keithp@keithp.com>
Reviewed-by: Adam Jackson <ajax@redhat.com>
This commit is contained in:
Keith Packard
2013-09-20 14:43:41 -05:00
parent 8010d3a48b
commit 7d3d4ae55d
1 changed files with 2 additions and 0 deletions
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2
damageext/damageext.c
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@@ -223,7 +223,9 @@ ProcDamageCreate(ClientPtr client)
if (pDrawable->type == DRAWABLE_WINDOW) {
pRegion = &((WindowPtr) pDrawable)->borderClip;
RegionTranslate(pRegion, -pDrawable->x, -pDrawable->y);
DamageReportDamage(pDamageExt->pDamage, pRegion);
RegionTranslate(pRegion, pDrawable->x, pDrawable->y);
}
return Success;