1 files changed, 7 insertions, 3 deletions
diff --git a/services/surfaceflinger/SurfaceFlingerConsumer.h b/services/surfaceflinger/SurfaceFlingerConsumer.h
index 28f2f6a..1aaba18 100644
--- a/services/surfaceflinger/SurfaceFlingerConsumer.h
+++ b/services/surfaceflinger/SurfaceFlingerConsumer.h
@@ -35,19 +35,19 @@ public:
     SurfaceFlingerConsumer(const sp<IGraphicBufferConsumer>& consumer,
             uint32_t tex)
         : GLConsumer(consumer, tex, GLConsumer::TEXTURE_EXTERNAL, false, false),
-          mTransformToDisplayInverse(false)
+          mTransformToDisplayInverse(false), mSurfaceDamage()
     {}
 
     class BufferRejecter {
         friend class SurfaceFlingerConsumer;
         virtual bool reject(const sp<GraphicBuffer>& buf,
-                const IGraphicBufferConsumer::BufferItem& item) = 0;
+                const BufferItem& item) = 0;
 
     protected:
         virtual ~BufferRejecter() { }
     };
 
-    virtual status_t acquireBufferLocked(BufferQueue::BufferItem *item, nsecs_t presentWhen);
+    virtual status_t acquireBufferLocked(BufferItem *item, nsecs_t presentWhen);
 
     // This version of updateTexImage() takes a functor that may be used to
     // reject the newly acquired buffer.  Unlike the GLConsumer version,
@@ -60,6 +60,7 @@ public:
 
     // must be called from SF main thread
     bool getTransformToDisplayInverse() const;
+    const Region& getSurfaceDamage() const;
 
     // Sets the contents changed listener. This should be used instead of
     // ConsumerBase::setFrameAvailableListener().
@@ -78,6 +79,9 @@ private:
     // it is displayed onto. This is applied after GLConsumer::mCurrentTransform.
     // This must be set/read from SurfaceFlinger's main thread.
     bool mTransformToDisplayInverse;
+
+    // The portion of this surface that has changed since the previous frame
+    Region mSurfaceDamage;
 };
 
 // ----------------------------------------------------------------------------