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