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Merge "make sure to update the "current state" when we "fake" the transaction" into jb-mr2-dev

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Mathias Agopian 2013-04-13 00:27:31 +00:00 committed by Android (Google) Code Review
commit 48be323236
1 changed files with 10 additions and 0 deletions
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10
services/surfaceflinger/Layer.cpp
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@ -1067,6 +1067,16 @@ Region Layer::latchBuffer(bool& recomputeVisibleRegions)
if (!front.activeTransparentRegion.isTriviallyEqual(
front.requestedTransparentRegion)) {
front.activeTransparentRegion = front.requestedTransparentRegion;
// We also need to update the current state so that
// we don't end-up overwriting the drawing state with
// this stale current state during the next transaction
//
// NOTE: We don't need to hold the transaction lock here
// because State::active is only accessed from this thread.
current.activeTransparentRegion = front.activeTransparentRegion;
// recompute visible region
recomputeVisibleRegions = true;
}