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am 423b40f7: am 368270fd: am de5c15b8: Merge "SF: Always perform sideband transactions"

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* commit '423b40f7bd004a8ab5bca887e3855cd20c6bcc28':
  SF: Always perform sideband transactions
This commit is contained in:
Dan Stoza 2015-04-23 02:17:42 +00:00 committed by Android Git Automerger
commit c7a3cd6228
1 changed files with 5 additions and 1 deletions
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6
services/surfaceflinger/Layer.cpp
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@ -918,7 +918,7 @@ uint32_t Layer::doTransaction(uint32_t flags) {
const bool resizePending = (c.requested.w != c.active.w) || const bool resizePending = (c.requested.w != c.active.w) ||
(c.requested.h != c.active.h); (c.requested.h != c.active.h);
if (resizePending) { if (resizePending && mSidebandStream == NULL) {
// don't let Layer::doTransaction update the drawing state // don't let Layer::doTransaction update the drawing state
// if we have a pending resize, unless we are in fixed-size mode. // if we have a pending resize, unless we are in fixed-size mode.
// the drawing state will be updated only once we receive a buffer // the drawing state will be updated only once we receive a buffer
@ -927,6 +927,10 @@ uint32_t Layer::doTransaction(uint32_t flags) {
// in particular, we want to make sure the clip (which is part // in particular, we want to make sure the clip (which is part
// of the geometry state) is latched together with the size but is // of the geometry state) is latched together with the size but is
// latched immediately when no resizing is involved. // latched immediately when no resizing is involved.
//
// If a sideband stream is attached, however, we want to skip this
// optimization so that transactions aren't missed when a buffer
// never arrives
flags |= eDontUpdateGeometryState; flags |= eDontUpdateGeometryState;
} }