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make sure to update the "current state" when we "fake" the transaction

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this mimics the code we used for the size. basically we need to
also update the "current state" because it gets copied to the
"drawing state" when a transaction occurs, and it would
"undo" our change.

Bug: 8511430
Bug: 8581533
Change-Id: I08c02abbf21b7f168f7124cd14ee717d7d3d502c
This commit is contained in:
Mathias Agopian 2013-04-12 16:58:11 -07:00
parent 453cfe0bfe
commit 6c67f0fe45
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;
}