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Commit 3d556521 authored by Robert Carr's avatar Robert Carr Committed by android-build-merger
Browse files

SurfaceFlinger: Expose construction of container layers. 

am: d6f7035d

Change-Id: Icb370d034c03eacc8c06b0f6fbb00292b6f8508b
parents 984538bf d6f7035d

libs/gui/include/gui/ISurfaceComposerClient.h

+1 −0
Original line number Diff line number Diff line
@@ -42,6 +42,7 @@ public: 


        eFXSurfaceNormal = 0x00000000,

        eFXSurfaceColor = 0x00020000,

        eFXSurfaceContainer = 0x00080000,

        eFXSurfaceMask = 0x000F0000,

    };

services/surfaceflinger/Layer.cpp

+1 −16
Original line number Diff line number Diff line
@@ -133,22 +133,7 @@ Layer::Layer(SurfaceFlinger* flinger, const sp<Client>& client, const String8& n 
    CompositorTiming compositorTiming;

    flinger->getCompositorTiming(&compositorTiming);

    mFrameEventHistory.initializeCompositorTiming(compositorTiming);

}



void Layer::onFirstRef() NO_THREAD_SAFETY_ANALYSIS {

    if (!isCreatedFromMainThread()) {

        // Grab the SF state lock during this since it's the only way to safely access HWC

        mFlinger->mStateLock.lock();

    }



    const auto& hwc = mFlinger->getHwComposer();

    const auto& activeConfig = hwc.getActiveConfig(HWC_DISPLAY_PRIMARY);

    nsecs_t displayPeriod = activeConfig->getVsyncPeriod();

    mFrameTracker.setDisplayRefreshPeriod(displayPeriod);



    if (!isCreatedFromMainThread()) {

        mFlinger->mStateLock.unlock();

    }

    mFrameTracker.setDisplayRefreshPeriod(compositorTiming.interval);

}



Layer::~Layer() {

services/surfaceflinger/Layer.h

+0 −2
Original line number Diff line number Diff line
@@ -618,8 +618,6 @@ protected: 
              : mFlinger(flinger), mLayer(layer) {}

    };



    virtual void onFirstRef();



    friend class impl::SurfaceInterceptor;



    void commitTransaction(const State& stateToCommit);

services/surfaceflinger/SurfaceFlinger.cpp

+15 −0
Original line number Diff line number Diff line
@@ -3645,6 +3645,11 @@ status_t SurfaceFlinger::createLayer( 
                    uniqueName, w, h, flags,

                    handle, &layer);

            break;

        case ISurfaceComposerClient::eFXSurfaceContainer:

            result = createContainerLayer(client,

                    uniqueName, w, h, flags,

                    handle, &layer);

            break;

        default:

            result = BAD_VALUE;

            break;
@@ -3736,6 +3741,16 @@ status_t SurfaceFlinger::createColorLayer(const sp<Client>& client, 
    return NO_ERROR;

}



status_t SurfaceFlinger::createContainerLayer(const sp<Client>& client,

        const String8& name, uint32_t w, uint32_t h, uint32_t flags,

        sp<IBinder>* handle, sp<Layer>* outLayer)

{

    *outLayer = new ContainerLayer(this, client, name, w, h, flags);

    *handle = (*outLayer)->getHandle();

    return NO_ERROR;

}





status_t SurfaceFlinger::onLayerRemoved(const sp<Client>& client, const sp<IBinder>& handle)

{

    // called by a client when it wants to remove a Layer

services/surfaceflinger/SurfaceFlinger.h

+4 −0
Original line number Diff line number Diff line
@@ -541,6 +541,10 @@ private: 
            uint32_t w, uint32_t h, uint32_t flags, sp<IBinder>* outHandle,

            sp<Layer>* outLayer);



    status_t createContainerLayer(const sp<Client>& client, const String8& name,

            uint32_t w, uint32_t h, uint32_t flags, sp<IBinder>* outHandle,

            sp<Layer>* outLayer);



    String8 getUniqueLayerName(const String8& name);



    // called in response to the window-manager calling