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Commit 81876de1 authored by Chia-I Wu's avatar Chia-I Wu Committed by android-build-merger
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surfaceflinger: refresh after latching any buffer 

am: a36bf926

Change-Id: If437e00a4c8aeda42f26150066a4fd7baaad485e
parents 0e2e4435 a36bf926

services/surfaceflinger/Layer.h

+1 −0
Original line number Original line Diff line number Diff line
@@ -408,6 +408,7 @@ public: 
     * to figure out if the content or size of a surface has changed.

     * to figure out if the content or size of a surface has changed.

     */

     */

    Region latchBuffer(bool& recomputeVisibleRegions, nsecs_t latchTime);

    Region latchBuffer(bool& recomputeVisibleRegions, nsecs_t latchTime);

    bool isBufferLatched() const { return mRefreshPending; }





    bool isPotentialCursor() const { return mPotentialCursor;}

    bool isPotentialCursor() const { return mPotentialCursor;}

services/surfaceflinger/SurfaceFlinger.cpp

+2 −2
Original line number Original line Diff line number Diff line
@@ -2457,7 +2457,7 @@ bool SurfaceFlinger::handlePageFlip() 
        const Region dirty(layer->latchBuffer(visibleRegions, latchTime));

        const Region dirty(layer->latchBuffer(visibleRegions, latchTime));

        layer->useSurfaceDamage();

        layer->useSurfaceDamage();

        invalidateLayerStack(layer->getLayerStack(), dirty);

        invalidateLayerStack(layer->getLayerStack(), dirty);

        if (!dirty.isEmpty()) {

        if (layer->isBufferLatched()) {

            newDataLatched = true;

            newDataLatched = true;

        }

        }

    }

    }
@@ -2467,7 +2467,7 @@ bool SurfaceFlinger::handlePageFlip() 
    // If we will need to wake up at some time in the future to deal with a

    // If we will need to wake up at some time in the future to deal with a

    // queued frame that shouldn't be displayed during this vsync period, wake

    // queued frame that shouldn't be displayed during this vsync period, wake

    // up during the next vsync period to check again.

    // up during the next vsync period to check again.

    if (frameQueued && mLayersWithQueuedFrames.empty()) {

    if (frameQueued && (mLayersWithQueuedFrames.empty() || !newDataLatched)) {

        signalLayerUpdate();

        signalLayerUpdate();

    }

    }