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Commit 0fc7017d authored by Byunghun Jeon's avatar Byunghun Jeon Committed by Steve Kondik
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SurfaceFlinger: Native changes to add blur effect 

Native changes to add blur-behind and blur mask effect

Change-Id: I54faf82d750e8299de6d261f6a893ab26d08df84

SurfaceFlinger: Adding template for LayerBlur files

Change-Id: I444009113b7bdd6c5284863fd1f56358e67d9fe6
parent 0c69b78a

include/gui/ISurfaceComposerClient.h

+1 −0
Original line number Diff line number Diff line
@@ -50,6 +50,7 @@ public: 
        eCursorWindow       = 0x00002000,



        eFXSurfaceNormal    = 0x00000000,

        eFXSurfaceBlur      = 0x00010000,

        eFXSurfaceDim       = 0x00020000,

        eFXSurfaceMask      = 0x000F0000,

    };

include/gui/SurfaceComposerClient.h

+5 −0
Original line number Diff line number Diff line
@@ -166,6 +166,11 @@ public: 
            const Rect& layerStackRect,

            const Rect& displayRect);



    status_t    setBlur(const sp<IBinder>& id, float blur);

    status_t    setBlurMaskSurface(const sp<IBinder>& id, const sp<IBinder>& maskSurfaceId);

    status_t    setBlurMaskSampling(const sp<IBinder>& id, int32_t blurMaskSampling);

    status_t    setBlurMaskAlphaThreshold(const sp<IBinder>& id, float alpha);



private:

    virtual void onFirstRef();

    Composer& getComposer();

include/gui/SurfaceControl.h

+5 −0
Original line number Diff line number Diff line
@@ -77,6 +77,11 @@ public: 
    status_t clearLayerFrameStats() const;

    status_t getLayerFrameStats(FrameStats* outStats) const;



    status_t    setBlur(float blur = 0);

    status_t    setBlurMaskSurface(const sp<SurfaceControl>& maskSurface);

    status_t    setBlurMaskSampling(int32_t blurMaskSampling);

    status_t    setBlurMaskAlphaThreshold(float alpha);



private:

    // can't be copied

    SurfaceControl& operator = (SurfaceControl& rhs);

include/private/gui/LayerState.h

+10 −2
Original line number Diff line number Diff line
@@ -53,13 +53,17 @@ struct layer_state_t { 
        eLayerStackChanged          = 0x00000080,

        eCropChanged                = 0x00000100,

        eOpacityChanged             = 0x00000200,

        eBlurChanged                = 0x00400000,

        eBlurMaskSurfaceChanged     = 0x00800000,

        eBlurMaskSamplingChanged    = 0x01000000,

        eBlurMaskAlphaThresholdChanged = 0x02000000,

        eTransparencyChanged        = 0x80000000,

    };



    layer_state_t()

        :   what(0),

            x(0), y(0), z(0), w(0), h(0), layerStack(0),

            alpha(0), flags(0), mask(0),

            x(0), y(0), z(0), w(0), h(0), layerStack(0), blur(0),

            blurMaskSampling(0), blurMaskAlphaThreshold(0), alpha(0), flags(0), mask(0),

            reserved(0)

    {

        matrix.dsdx = matrix.dtdy = 1.0f;
@@ -84,6 +88,10 @@ struct layer_state_t { 
            uint32_t        w;

            uint32_t        h;

            uint32_t        layerStack;

            float           blur;

            sp<IBinder>     blurMaskSurface;

            int32_t         blurMaskSampling;

            float           blurMaskAlphaThreshold;

            float           alpha;

            uint8_t         flags;

            uint8_t         mask;

libs/gui/LayerState.cpp

+8 −0
Original line number Diff line number Diff line
@@ -32,6 +32,10 @@ status_t layer_state_t::write(Parcel& output) const 
    output.writeInt32(w);

    output.writeInt32(h);

    output.writeInt32(layerStack);

    output.writeFloat(blur);

    output.writeStrongBinder(blurMaskSurface);

    output.writeInt32(blurMaskSampling);

    output.writeFloat(blurMaskAlphaThreshold);

    output.writeFloat(alpha);

    output.writeInt32(flags);

    output.writeInt32(mask);
@@ -52,6 +56,10 @@ status_t layer_state_t::read(const Parcel& input) 
    w = input.readInt32();

    h = input.readInt32();

    layerStack = input.readInt32();

    blur = input.readFloat();

    blurMaskSurface = input.readStrongBinder();

    blurMaskSampling = input.readInt32();

    blurMaskAlphaThreshold = input.readFloat();

    alpha = input.readFloat();

    flags = input.readInt32();

    mask = input.readInt32();