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authorKeith Packard <keithp@keithp.com>2013-11-26 12:18:12 -0800
committerKeith Packard <keithp@keithp.com>2013-12-05 09:51:00 -0800
commit653d33941b0808ef910aaa5f3aeab05d9c1a100b (patch)
tree9120a1e4185eb5dbb311543414b4f2103a92ecbb /present
parent5cf12c9569ac3d83fe1b7a8376c15f8f0b01655e (diff)
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>
Diffstat (limited to 'present')
-rw-r--r--present/present.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/present/present.c b/present/present.c
index 251931a06..ffbb0b370 100644
--- a/present/present.c
+++ b/present/present.c
@@ -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;
}