Merge "[317580] fix issue where the screen wouldn't be rotated properly in bypass mode" into gingerbread

Author: pixelflinger

services/surfaceflinger/Layer.cpp

@@ -466,6 +466,18 @@ bool Layer::setBypass(bool enable)
     return true;
 }
 
+void Layer::updateBuffersOrientation()
+{
+    sp<GraphicBuffer> buffer(getBypassBuffer());
+    if (buffer != NULL && mOrientation != buffer->transform) {
+        ClientRef::Access sharedClient(mUserClientRef);
+        SharedBufferServer* lcblk(sharedClient.get());
+        if (lcblk) { // all buffers need reallocation
+            lcblk->reallocateAll();
+        }
+    }
+}
+
 uint32_t Layer::doTransaction(uint32_t flags)
 {
     const Layer::State& front(drawingState());

services/surfaceflinger/Layer.h

@@ -83,6 +83,8 @@ class Layer : public LayerBaseClient
     virtual void onRemoved();
     virtual bool setBypass(bool enable);
 
+    void updateBuffersOrientation();
+
     inline sp<GraphicBuffer> getBypassBuffer() const {
         return mBufferManager.getActiveBuffer(); }
 

services/surfaceflinger/SurfaceFlinger.cpp

@@ -725,8 +725,12 @@ void SurfaceFlinger::setBypassLayer(const sp<LayerBase>& layer)
 {
     // if this layer is already the bypass layer, do nothing
     sp<Layer> cur(mBypassLayer.promote());
-    if (mBypassLayer == layer)
+    if (mBypassLayer == layer) {
+        if (cur != NULL) {
+            cur->updateBuffersOrientation();
+        }
         return;
+    }
 
     // clear the current bypass layer
     mBypassLayer.clear();