SurfaceFlinger: Native changes to add blur effect

[android-x86/frameworks-native.git] / services / surfaceflinger / SurfaceFlinger.h

diff --git a/services/surfaceflinger/SurfaceFlinger.h b/services/surfaceflinger/SurfaceFlinger.h
index f0da1bd..29e999e 100644 (file)
--- a/services/surfaceflinger/SurfaceFlinger.h
+++ b/services/surfaceflinger/SurfaceFlinger.h
@@ -57,6 +57,8 @@
 #include "DisplayHardware/HWComposer.h"
 #include "Effects/Daltonizer.h"
 
+#include "FrameRateHelper.h"
+
 namespace android {
 
 // ---------------------------------------------------------------------------
@@ -67,6 +69,7 @@ class EventThread;
 class IGraphicBufferAlloc;
 class Layer;
 class LayerDim;
+class LayerBlur;
 class Surface;
 class RenderEngine;
 class EventControlThread;
@@ -147,6 +150,7 @@ private:
     friend class Layer;
     friend class LayerDim;
     friend class MonitoredProducer;
+    friend class LayerBlur;
 
     // This value is specified in number of frames.  Log frame stats at most
     // every half hour.
@@ -340,6 +344,10 @@ private:
             uint32_t w, uint32_t h, uint32_t flags, sp<IBinder>* outHandle,
             sp<IGraphicBufferProducer>* outGbp, sp<Layer>* outLayer);
 
+    status_t createBlurLayer(const sp<Client>& client, const String8& name,
+            uint32_t w, uint32_t h, uint32_t flags, sp<IBinder>* outHandle,
+            sp<IGraphicBufferProducer>* outGbp, sp<Layer>* outLayer);
+
     // called in response to the window-manager calling
     // ISurfaceComposerClient::destroySurface()
     status_t onLayerRemoved(const sp<Client>& client, const sp<IBinder>& handle);
@@ -569,6 +577,17 @@ private:
     nsecs_t mFrameBuckets[NUM_BUCKETS];
     nsecs_t mTotalTime;
     std::atomic<nsecs_t> mLastSwapTime;
+
+    FrameRateHelper mFrameRateHelper;
+
+    /*
+     * A number that increases on every new frame composition and screen capture.
+     * LayerBlur can speed up it's drawing by caching texture using this variable
+     * if multiple LayerBlur objects draw in one frame composition.
+     * In case of display mirroring, this variable should be increased on every display.
+     */
+    uint32_t mActiveFrameSequence;
+
 };
 
 }; // namespace android