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Commit eebf7c3b authored by Patrick Williams's avatar Patrick Williams Committed by Android (Google) Code Review
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Merge "SF: Populate RE layer settings from layer snapshot and CE layer state"

parents 7fcee2ea bedb44bb

services/surfaceflinger/Layer.cpp

+166 −145

File changed.

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services/surfaceflinger/Layer.h

+36 −3
Original line number Diff line number Diff line
@@ -38,6 +38,7 @@ 
#include <utils/Timers.h>



#include <compositionengine/LayerFE.h>

#include <compositionengine/LayerFECompositionState.h>

#include <scheduler/Fps.h>

#include <scheduler/Seamlessness.h>
@@ -144,6 +145,29 @@ public: 
        bool hasRoundedCorners() const { return radius.x > 0.0f && radius.y > 0.0f; }

    };



    // LayerSnapshot stores Layer state used by Composition Engine and Render Engine. Composition

    // Engine uses a pointer to LayerSnapshot (as LayerFECompositionState*) and the LayerSettings

    // passed to Render Engine are created using properties stored on this struct.

    //

    // TODO(b/238781169) Implement LayerFE as a separate subclass. Migrate LayerSnapshot to that

    // LayerFE subclass.

    struct LayerSnapshot : public compositionengine::LayerFECompositionState {

        int32_t sequence;

        std::string name;

        uint32_t textureName;

        bool contentOpaque;

        RoundedCornerState roundedCorner;

        StretchEffect stretchEffect;

        FloatRect transformedBounds;

        renderengine::ShadowSettings shadowSettings;

        bool premultipliedAlpha;

        bool isHdrY410;

        bool bufferNeedsFiltering;

        ui::Transform transform;

        Rect bufferSize;

        std::shared_ptr<renderengine::ExternalTexture> externalTexture;

    };



    using FrameRate = scheduler::LayerInfo::FrameRate;

    using FrameRateCompatibility = scheduler::LayerInfo::FrameRateCompatibility;
@@ -392,7 +416,9 @@ public: 
    ui::Dataspace getRequestedDataSpace() const;



    virtual sp<compositionengine::LayerFE> getCompositionEngineLayerFE() const;

    compositionengine::LayerFECompositionState* editCompositionState();



    const LayerSnapshot* getLayerSnapshot() const;

    LayerSnapshot* editLayerSnapshot();



    // If we have received a new buffer this frame, we will pass its surface

    // damage down to hardware composer. Otherwise, we must send a region with
@@ -867,6 +893,13 @@ public: 
    bool simpleBufferUpdate(const layer_state_t&) const;



    static bool isOpaqueFormat(PixelFormat format);



    // Updates the LayerSnapshot. This must be called prior to sending layer data to

    // CompositionEngine or RenderEngine (i.e. before calling CompositionEngine::present or

    // Layer::prepareClientComposition).

    //

    // TODO(b/238781169) Remove direct calls to RenderEngine::drawLayers that don't go through

    // CompositionEngine to create a single path for composing layers.

    void updateSnapshot(bool updateGeometry);



protected:
@@ -1166,8 +1199,6 @@ private: 
    // the mStateLock.

    ui::Transform::RotationFlags mTransformHint = ui::Transform::ROT_0;



    std::unique_ptr<compositionengine::LayerFECompositionState> mCompositionState;



    ReleaseCallbackId mPreviousReleaseCallbackId = ReleaseCallbackId::INVALID_ID;

    uint64_t mPreviousReleasedFrameNumber = 0;
@@ -1200,6 +1231,8 @@ private: 
    ui::Transform mRequestedTransform;



    sp<HwcSlotGenerator> mHwcSlotGenerator;



    std::unique_ptr<LayerSnapshot> mSnapshot = std::make_unique<LayerSnapshot>();

};



std::ostream& operator<<(std::ostream& stream, const Layer::FrameRate& rate);

services/surfaceflinger/SurfaceFlinger.cpp

+5 −0
Original line number Diff line number Diff line
@@ -6654,6 +6654,11 @@ ftl::SharedFuture<FenceResult> SurfaceFlinger::renderScreenImpl( 
    std::vector<Layer*> renderedLayers;

    bool disableBlurs = false;

    traverseLayers([&](Layer* layer) {

        // Layer::prepareClientComposition uses the layer's snapshot to populate the resulting

        // LayerSettings. Calling Layer::updateSnapshot ensures that LayerSettings are

        // generated with the layer's current buffer and geometry.

        layer->updateSnapshot(true /* updateGeometry */);



        disableBlurs |= layer->getDrawingState().sidebandStream != nullptr;



        Region clip(renderArea.getBounds());

services/surfaceflinger/tests/unittests/TestableSurfaceFlinger.h

+1 −1
Original line number Diff line number Diff line
@@ -285,7 +285,7 @@ public: 
                                       const sp<NativeHandle>& sidebandStream) {

        layer->mDrawingState.sidebandStream = sidebandStream;

        layer->mSidebandStream = sidebandStream;

        layer->editCompositionState()->sidebandStream = sidebandStream;

        layer->editLayerSnapshot()->sidebandStream = sidebandStream;

    }



    void setLayerCompositionType(const sp<Layer>& layer,