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Merge "Fix various flickering / artifacts"

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This commit is contained in:
Mathias Agopian 2011-09-01 18:57:57 -07:00 committed by Android (Google) Code Review
commit b24c865fab
1 changed files with 14 additions and 0 deletions
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14
services/surfaceflinger/SurfaceFlinger.cpp
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@ -817,6 +817,20 @@ void SurfaceFlinger::handleWorkList()
mHwWorkListDirty = false;
HWComposer& hwc(graphicPlane(0).displayHardware().getHwComposer());
if (hwc.initCheck() == NO_ERROR) {
const DisplayHardware& hw(graphicPlane(0).displayHardware());
uint32_t flags = hw.getFlags();
if ((flags & DisplayHardware::SWAP_RECTANGLE) ||
(flags & DisplayHardware::BUFFER_PRESERVED))
{
// we need to redraw everything (the whole screen)
// NOTE: we could be more subtle here and redraw only
// the area which will end-up in an overlay. But since this
// shouldn't happen often, we invalidate everything.
mDirtyRegion.set(hw.bounds());
mInvalidRegion = mDirtyRegion;
}
const Vector< sp<LayerBase> >& currentLayers(mVisibleLayersSortedByZ);
const size_t count = currentLayers.size();
hwc.createWorkList(count);