Merge "SurfaceFlinger: fix the transform hint" into ics-factoryrom

Author: Jamie Gennis

services/surfaceflinger/Layer.cpp

@@ -578,7 +578,7 @@ uint32_t Layer::getEffectiveUsage(uint32_t usage) const
 uint32_t Layer::getTransformHint() const {
     uint32_t orientation = 0;
     if (!mFlinger->mDebugDisableTransformHint) {
-        orientation = getOrientation();
+        orientation = getPlaneOrientation();
         if (orientation & Transform::ROT_INVALID) {
             orientation = 0;
         }

services/surfaceflinger/LayerBase.cpp

@@ -45,6 +45,7 @@ LayerBase::LayerBase(SurfaceFlinger* flinger, DisplayID display)
       mFlinger(flinger), mFiltering(false),
       mNeedsFiltering(false), mInOverlay(false),
       mOrientation(0),
+      mPlaneOrientation(0),
       mTransactionFlags(0),
       mPremultipliedAlpha(true), mName("unnamed"), mDebug(false),
       mInvalidate(0)
@@ -256,6 +257,7 @@ void LayerBase::validateVisibility(const Transform& planeTransform)
 
     // cache a few things...
     mOrientation = tr.getOrientation();
+    mPlaneOrientation = planeTransform.getOrientation();
     mTransform = tr;
     mTransformedBounds = tr.makeBounds(w, h);
 }

services/surfaceflinger/LayerBase.h

@@ -221,6 +221,7 @@ class LayerBase : public RefBase
     inline  State&          currentState()          { return mCurrentState; }
 
     int32_t  getOrientation() const { return mOrientation; }
+    int32_t  getPlaneOrientation() const { return mPlaneOrientation; }
 
 protected:
     const GraphicPlane& graphicPlane(int dpy) const;
@@ -254,6 +255,7 @@ class LayerBase : public RefBase
 protected:
                 // cached during validateVisibility()
                 int32_t         mOrientation;
+                int32_t         mPlaneOrientation;
                 Transform       mTransform;
                 GLfloat         mVertices[4][2];
                 Rect            mTransformedBounds;