present: Report damage when flipping

Limit damage to the 'update' region.

Signed-off-by: Keith Packard <keithp@keithp.com>
Reviewed-by: Adam Jackson <ajax@redhat.com>
This commit is contained in:
Keith Packard 2013-11-26 12:18:12 -08:00
parent 5cf12c9569
commit 653d33941b

View File

@ -520,6 +520,7 @@ present_execute(present_vblank_ptr vblank, uint64_t ust, uint64_t crtc_msc)
/* Try to flip
*/
if (present_flip(vblank->crtc, vblank->event_id, vblank->target_msc, vblank->pixmap, vblank->sync_flip)) {
RegionPtr damage;
/* Fix window pixmaps:
* 1) Restore previous flip window pixmap
@ -530,6 +531,16 @@ present_execute(present_vblank_ptr vblank, uint64_t ust, uint64_t crtc_msc)
(*screen->GetScreenPixmap)(screen));
(*screen->SetWindowPixmap)(vblank->window, vblank->pixmap);
(*screen->SetWindowPixmap)(screen->root, vblank->pixmap);
/* Report update region as damaged
*/
if (vblank->update) {
damage = vblank->update;
RegionIntersect(damage, damage, &window->clipList);
} else
damage = &window->clipList;
DamageDamageRegion(&vblank->window->drawable, damage);
return;
}