Merge "Fixing the lockless fifo destory bug. Removing unused code from element. build."
diff --git a/include/surfaceflinger/ISurfaceComposer.h b/include/surfaceflinger/ISurfaceComposer.h
index dba98a3..6b31ca4 100644
--- a/include/surfaceflinger/ISurfaceComposer.h
+++ b/include/surfaceflinger/ISurfaceComposer.h
@@ -132,9 +132,10 @@
     virtual status_t turnElectronBeamOff(int32_t mode) = 0;
     virtual status_t turnElectronBeamOn(int32_t mode) = 0;
 
-    /* verify that an ISurface was created by SurfaceFlinger.
+    /* verify that an ISurfaceTexture was created by SurfaceFlinger.
      */
-    virtual bool authenticateSurface(const sp<ISurface>& surface) const = 0;
+    virtual bool authenticateSurfaceTexture(
+            const sp<ISurfaceTexture>& surface) const = 0;
 };
 
 // ----------------------------------------------------------------------------
diff --git a/include/ui/KeycodeLabels.h b/include/ui/KeycodeLabels.h
index 8383957..2efe8ca 100755
--- a/include/ui/KeycodeLabels.h
+++ b/include/ui/KeycodeLabels.h
@@ -278,6 +278,8 @@
     { "WHEEL", 21 },
     { "GAS", 22 },
     { "BRAKE", 23 },
+    { "DISTANCE", 24 },
+    { "TILT", 25 },
     { "GENERIC_1", 32 },
     { "GENERIC_2", 33 },
     { "GENERIC_3", 34 },
diff --git a/libs/gui/ISurfaceComposer.cpp b/libs/gui/ISurfaceComposer.cpp
index c1156d5..030a83e 100644
--- a/libs/gui/ISurfaceComposer.cpp
+++ b/libs/gui/ISurfaceComposer.cpp
@@ -31,6 +31,8 @@
 
 #include <ui/DisplayInfo.h>
 
+#include <gui/ISurfaceTexture.h>
+
 #include <utils/Log.h>
 
 // ---------------------------------------------------------------------------
@@ -166,35 +168,36 @@
         return reply.readInt32();
     }
 
-    virtual bool authenticateSurface(const sp<ISurface>& surface) const
+    virtual bool authenticateSurfaceTexture(
+            const sp<ISurfaceTexture>& surfaceTexture) const
     {
         Parcel data, reply;
         int err = NO_ERROR;
         err = data.writeInterfaceToken(
                 ISurfaceComposer::getInterfaceDescriptor());
         if (err != NO_ERROR) {
-            LOGE("ISurfaceComposer::authenticateSurface: error writing "
+            LOGE("ISurfaceComposer::authenticateSurfaceTexture: error writing "
                     "interface descriptor: %s (%d)", strerror(-err), -err);
             return false;
         }
-        err = data.writeStrongBinder(surface->asBinder());
+        err = data.writeStrongBinder(surfaceTexture->asBinder());
         if (err != NO_ERROR) {
-            LOGE("ISurfaceComposer::authenticateSurface: error writing strong "
-                    "binder to parcel: %s (%d)", strerror(-err), -err);
+            LOGE("ISurfaceComposer::authenticateSurfaceTexture: error writing "
+                    "strong binder to parcel: %s (%d)", strerror(-err), -err);
             return false;
         }
         err = remote()->transact(BnSurfaceComposer::AUTHENTICATE_SURFACE, data,
                 &reply);
         if (err != NO_ERROR) {
-            LOGE("ISurfaceComposer::authenticateSurface: error performing "
-                    "transaction: %s (%d)", strerror(-err), -err);
+            LOGE("ISurfaceComposer::authenticateSurfaceTexture: error "
+                    "performing transaction: %s (%d)", strerror(-err), -err);
             return false;
         }
         int32_t result = 0;
         err = reply.readInt32(&result);
         if (err != NO_ERROR) {
-            LOGE("ISurfaceComposer::authenticateSurface: error retrieving "
-                    "result: %s (%d)", strerror(-err), -err);
+            LOGE("ISurfaceComposer::authenticateSurfaceTexture: error "
+                    "retrieving result: %s (%d)", strerror(-err), -err);
             return false;
         }
         return result != 0;
@@ -291,8 +294,9 @@
         } break;
         case AUTHENTICATE_SURFACE: {
             CHECK_INTERFACE(ISurfaceComposer, data, reply);
-            sp<ISurface> surface = interface_cast<ISurface>(data.readStrongBinder());
-            int32_t result = authenticateSurface(surface) ? 1 : 0;
+            sp<ISurfaceTexture> surfaceTexture =
+                    interface_cast<ISurfaceTexture>(data.readStrongBinder());
+            int32_t result = authenticateSurfaceTexture(surfaceTexture) ? 1 : 0;
             reply->writeInt32(result);
         } break;
         default:
diff --git a/libs/gui/Surface.cpp b/libs/gui/Surface.cpp
index 2c70251..ff45fa3 100644
--- a/libs/gui/Surface.cpp
+++ b/libs/gui/Surface.cpp
@@ -342,9 +342,6 @@
 
 int Surface::query(int what, int* value) const {
     switch (what) {
-    case NATIVE_WINDOW_QUEUES_TO_WINDOW_COMPOSER:
-        *value = 1;
-        return NO_ERROR;
     case NATIVE_WINDOW_CONCRETE_TYPE:
         *value = NATIVE_WINDOW_SURFACE;
         return NO_ERROR;
@@ -354,13 +351,13 @@
 
 // ----------------------------------------------------------------------------
 
-status_t Surface::lock(SurfaceInfo* other, Region* dirtyIn) {
+status_t Surface::lock(SurfaceInfo* other, Region* inOutDirtyRegion) {
     ANativeWindow_Buffer outBuffer;
 
     ARect temp;
     ARect* inOutDirtyBounds = NULL;
-    if (dirtyIn) {
-        temp = dirtyIn->getBounds();
+    if (inOutDirtyRegion) {
+        temp = inOutDirtyRegion->getBounds();
         inOutDirtyBounds = &temp;
     }
 
@@ -374,6 +371,11 @@
         other->format = uint32_t(outBuffer.format);
         other->bits = outBuffer.bits;
     }
+
+    if (inOutDirtyRegion) {
+        inOutDirtyRegion->set( static_cast<Rect const&>(temp) );
+    }
+
     return err;
 }
 
diff --git a/libs/gui/SurfaceTextureClient.cpp b/libs/gui/SurfaceTextureClient.cpp
index e91be84..5a35b4d 100644
--- a/libs/gui/SurfaceTextureClient.cpp
+++ b/libs/gui/SurfaceTextureClient.cpp
@@ -18,6 +18,8 @@
 //#define LOG_NDEBUG 0
 
 #include <gui/SurfaceTextureClient.h>
+#include <surfaceflinger/ISurfaceComposer.h>
+#include <surfaceflinger/SurfaceComposerClient.h>
 
 #include <utils/Log.h>
 
@@ -234,7 +236,15 @@
                 }
                 break;
             case NATIVE_WINDOW_QUEUES_TO_WINDOW_COMPOSER:
-                *value = 0;
+                {
+                    sp<ISurfaceComposer> composer(
+                            ComposerService::getComposerService());
+                    if (composer->authenticateSurfaceTexture(mSurfaceTexture)) {
+                        *value = 1;
+                    } else {
+                        *value = 0;
+                    }
+                }
                 return NO_ERROR;
             case NATIVE_WINDOW_CONCRETE_TYPE:
                 *value = NATIVE_WINDOW_SURFACE_TEXTURE_CLIENT;
diff --git a/opengl/libagl/state.cpp b/opengl/libagl/state.cpp
index 8b4136a..90e9612 100644
--- a/opengl/libagl/state.cpp
+++ b/opengl/libagl/state.cpp
@@ -191,6 +191,9 @@
         // these need to fall through into the rasterizer
         c->rasterizer.procs.enableDisable(c, cap, enabled);
         break;
+    case GL_TEXTURE_EXTERNAL_OES:
+        c->rasterizer.procs.enableDisable(c, GL_TEXTURE_2D, enabled);
+        break;
 
     case GL_MULTISAMPLE:
     case GL_SAMPLE_ALPHA_TO_COVERAGE:
diff --git a/opengl/libagl/texture.cpp b/opengl/libagl/texture.cpp
index 8eb17c4..88e8651 100644
--- a/opengl/libagl/texture.cpp
+++ b/opengl/libagl/texture.cpp
@@ -633,7 +633,7 @@
 static void texParameterx(
         GLenum target, GLenum pname, GLfixed param, ogles_context_t* c)
 {
-    if (target != GL_TEXTURE_2D) {
+    if (target != GL_TEXTURE_2D && target != GL_TEXTURE_EXTERNAL_OES) {
         ogles_error(c, GL_INVALID_ENUM);
         return;
     }
@@ -866,7 +866,7 @@
 void glBindTexture(GLenum target, GLuint texture)
 {
     ogles_context_t* c = ogles_context_t::get();
-    if (target != GL_TEXTURE_2D) {
+    if (target != GL_TEXTURE_2D && target != GL_TEXTURE_EXTERNAL_OES) {
         ogles_error(c, GL_INVALID_ENUM);
         return;
     }
@@ -1012,7 +1012,7 @@
         GLenum target, GLenum pname, const GLint* params)
 {
     ogles_context_t* c = ogles_context_t::get();
-    if (target != GGL_TEXTURE_2D) {
+    if (target != GL_TEXTURE_2D && target != GL_TEXTURE_EXTERNAL_OES) {
         ogles_error(c, GL_INVALID_ENUM);
         return;
     }
@@ -1605,7 +1605,7 @@
 void glEGLImageTargetTexture2DOES(GLenum target, GLeglImageOES image)
 {
     ogles_context_t* c = ogles_context_t::get();
-    if (target != GL_TEXTURE_2D) {
+    if (target != GL_TEXTURE_2D && target != GL_TEXTURE_EXTERNAL_OES) {
         ogles_error(c, GL_INVALID_ENUM);
         return;
     }
diff --git a/services/surfaceflinger/Layer.cpp b/services/surfaceflinger/Layer.cpp
index 0425fc3..8b2485a 100644
--- a/services/surfaceflinger/Layer.cpp
+++ b/services/surfaceflinger/Layer.cpp
@@ -133,6 +133,11 @@
     return sur;
 }
 
+wp<IBinder> Layer::getSurfaceTextureBinder() const
+{
+    return mSurfaceTexture->asBinder();
+}
+
 status_t Layer::setBuffers( uint32_t w, uint32_t h,
                             PixelFormat format, uint32_t flags)
 {
@@ -191,13 +196,12 @@
      * 1) buffer orientation/flip/mirror
      * 2) state transformation (window manager)
      * 3) layer orientation (screen orientation)
-     * mOrientation is already the composition of (2) and (3)
+     * mTransform is already the composition of (2) and (3)
      * (NOTE: the matrices are multiplied in reverse order)
      */
 
     const Transform bufferOrientation(mCurrentTransform);
-    const Transform layerOrientation(mOrientation);
-    const Transform tr(layerOrientation * bufferOrientation);
+    const Transform tr(mTransform * bufferOrientation);
 
     // this gives us only the "orientation" component of the transform
     const uint32_t finalTransform = tr.getOrientation();
@@ -240,9 +244,6 @@
     }
 }
 
-static inline uint16_t pack565(int r, int g, int b) {
-    return (r<<11)|(g<<5)|b;
-}
 void Layer::onDraw(const Region& clip) const
 {
     if (CC_UNLIKELY(mActiveBuffer == 0)) {
@@ -256,7 +257,8 @@
 
         // figure out if there is something below us
         Region under;
-        const SurfaceFlinger::LayerVector& drawingLayers(mFlinger->mDrawingState.layersSortedByZ);
+        const SurfaceFlinger::LayerVector& drawingLayers(
+                mFlinger->mDrawingState.layersSortedByZ);
         const size_t count = drawingLayers.size();
         for (size_t i=0 ; i<count ; ++i) {
             const sp<LayerBase>& layer(drawingLayers[i]);
@@ -272,7 +274,7 @@
         return;
     }
 
-    GLenum target = mSurfaceTexture->getCurrentTextureTarget();
+    const GLenum target = GL_TEXTURE_EXTERNAL_OES;
     glBindTexture(target, mTextureName);
     if (getFiltering() || needsFiltering() || isFixedSize() || isCropped()) {
         // TODO: we could be more subtle with isFixedSize()
@@ -435,9 +437,8 @@
             recomputeVisibleRegions = true;
         }
 
-        const GLenum target(mSurfaceTexture->getCurrentTextureTarget());
-        glTexParameterx(target, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
-        glTexParameterx(target, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
+        glTexParameterx(GL_TEXTURE_EXTERNAL_OES, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
+        glTexParameterx(GL_TEXTURE_EXTERNAL_OES, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
 
         // update the layer size and release freeze-lock
         const Layer::State& front(drawingState());
@@ -537,9 +538,9 @@
     snprintf(buffer, SIZE,
             "      "
             "format=%2d, activeBuffer=[%4ux%4u:%4u,%3X],"
-            " freezeLock=%p, queued-frames=%d\n",
+            " freezeLock=%p, transform-hint=0x%02x, queued-frames=%d\n",
             mFormat, w0, h0, s0,f0,
-            getFreezeLock().get(), mQueuedFrames);
+            getFreezeLock().get(), getTransformHint(), mQueuedFrames);
 
     result.append(buffer);
 
@@ -558,6 +559,17 @@
     return usage;
 }
 
+uint32_t Layer::getTransformHint() const {
+    uint32_t orientation = 0;
+    if (!mFlinger->mDebugDisableTransformHint) {
+        orientation = getOrientation();
+        if (orientation & Transform::ROT_INVALID) {
+            orientation = 0;
+        }
+    }
+    return orientation;
+}
+
 // ---------------------------------------------------------------------------
 
 
diff --git a/services/surfaceflinger/Layer.h b/services/surfaceflinger/Layer.h
index d3ddab4..d06a35f 100644
--- a/services/surfaceflinger/Layer.h
+++ b/services/surfaceflinger/Layer.h
@@ -74,6 +74,9 @@
     virtual bool isProtected() const;
     virtual void onRemoved();
 
+    // LayerBaseClient interface
+    virtual wp<IBinder> getSurfaceTextureBinder() const;
+
     // only for debugging
     inline const sp<FreezeLock>&  getFreezeLock() const { return mFreezeLock; }
 
@@ -86,6 +89,7 @@
     void onFrameQueued();
     virtual sp<ISurface> createSurface();
     uint32_t getEffectiveUsage(uint32_t usage) const;
+    uint32_t getTransformHint() const;
     bool isCropped() const;
     static bool getOpacityForFormat(uint32_t format);
 
diff --git a/services/surfaceflinger/LayerBase.cpp b/services/surfaceflinger/LayerBase.cpp
index e04c533..4cc245a 100644
--- a/services/surfaceflinger/LayerBase.cpp
+++ b/services/surfaceflinger/LayerBase.cpp
@@ -257,6 +257,7 @@
 
     // cache a few things...
     mOrientation = tr.getOrientation();
+    mTransform = tr;
     mTransformedBounds = tr.makeBounds(w, h);
     mLeft = tr.tx();
     mTop  = tr.ty();
@@ -544,6 +545,10 @@
     return mClientSurfaceBinder;
 }
 
+wp<IBinder> LayerBaseClient::getSurfaceTextureBinder() const {
+    return 0;
+}
+
 void LayerBaseClient::dump(String8& result, char* buffer, size_t SIZE) const
 {
     LayerBase::dump(result, buffer, SIZE);
diff --git a/services/surfaceflinger/LayerBase.h b/services/surfaceflinger/LayerBase.h
index faf71dd..2cd3a94 100644
--- a/services/surfaceflinger/LayerBase.h
+++ b/services/surfaceflinger/LayerBase.h
@@ -247,6 +247,7 @@
 protected:
                 // cached during validateVisibility()
                 int32_t         mOrientation;
+                Transform       mTransform;
                 GLfloat         mVertices[4][2];
                 Rect            mTransformedBounds;
                 int             mLeft;
@@ -288,6 +289,7 @@
 
             sp<ISurface> getSurface();
             wp<IBinder> getSurfaceBinder() const;
+            virtual wp<IBinder> getSurfaceTextureBinder() const;
 
     virtual sp<LayerBaseClient> getLayerBaseClient() const {
         return const_cast<LayerBaseClient*>(this); }
diff --git a/services/surfaceflinger/SurfaceFlinger.cpp b/services/surfaceflinger/SurfaceFlinger.cpp
index a68ab30..0080202 100644
--- a/services/surfaceflinger/SurfaceFlinger.cpp
+++ b/services/surfaceflinger/SurfaceFlinger.cpp
@@ -93,6 +93,7 @@
         mDebugBackground(0),
         mDebugDDMS(0),
         mDebugDisableHWC(0),
+        mDebugDisableTransformHint(0),
         mDebugInSwapBuffers(0),
         mLastSwapBufferTime(0),
         mDebugInTransaction(0),
@@ -353,9 +354,10 @@
     mEventQueue.invalidate();
 }
 
-bool SurfaceFlinger::authenticateSurface(const sp<ISurface>& surface) const {
+bool SurfaceFlinger::authenticateSurfaceTexture(
+        const sp<ISurfaceTexture>& surfaceTexture) const {
     Mutex::Autolock _l(mStateLock);
-    sp<IBinder> surfBinder(surface->asBinder());
+    sp<IBinder> surfaceTextureBinder(surfaceTexture->asBinder());
 
     // Check the visible layer list for the ISurface
     const LayerVector& currentLayers = mCurrentState.layersSortedByZ;
@@ -363,14 +365,17 @@
     for (size_t i=0 ; i<count ; i++) {
         const sp<LayerBase>& layer(currentLayers[i]);
         sp<LayerBaseClient> lbc(layer->getLayerBaseClient());
-        if (lbc != NULL && lbc->getSurfaceBinder() == surfBinder) {
-            return true;
+        if (lbc != NULL) {
+            wp<IBinder> lbcBinder = lbc->getSurfaceTextureBinder();
+            if (lbcBinder == surfaceTextureBinder) {
+                return true;
+            }
         }
     }
 
     // Check the layers in the purgatory.  This check is here so that if a
-    // Surface gets destroyed before all the clients are done using it, the
-    // error will not be reported as "surface XYZ is not authenticated", but
+    // SurfaceTexture gets destroyed before all the clients are done using it,
+    // the error will not be reported as "surface XYZ is not authenticated", but
     // will instead fail later on when the client tries to use the surface,
     // which should be reported as "surface XYZ returned an -ENODEV".  The
     // purgatorized layers are no less authentic than the visible ones, so this
@@ -379,8 +384,11 @@
     for (size_t i=0 ; i<purgatorySize ; i++) {
         const sp<LayerBase>& layer(mLayerPurgatory.itemAt(i));
         sp<LayerBaseClient> lbc(layer->getLayerBaseClient());
-        if (lbc != NULL && lbc->getSurfaceBinder() == surfBinder) {
-            return true;
+        if (lbc != NULL) {
+            wp<IBinder> lbcBinder = lbc->getSurfaceTextureBinder();
+            if (lbcBinder == surfaceTextureBinder) {
+                return true;
+            }
         }
     }
 
@@ -815,7 +823,7 @@
         hwc_layer_t* const cur(hwc.getLayers());
         for (size_t i=0 ; cur && i<count ; i++) {
             currentLayers[i]->setGeometry(&cur[i]);
-            if (mDebugDisableHWC) {
+            if (mDebugDisableHWC || mDebugRegion) {
                 cur[i].compositionType = HWC_FRAMEBUFFER;
                 cur[i].flags |= HWC_SKIP_LAYER;
             }
@@ -967,6 +975,10 @@
 {
     const DisplayHardware& hw(graphicPlane(0).displayHardware());
     const uint32_t flags = hw.getFlags();
+    const int32_t height = hw.getHeight();
+    if (mInvalidRegion.isEmpty()) {
+        return;
+    }
 
     if (!((flags & DisplayHardware::SWAP_RECTANGLE) ||
             (flags & DisplayHardware::BUFFER_PRESERVED))) {
@@ -992,26 +1004,21 @@
     while (it != end) {
         const Rect& r = *it++;
         GLfloat vertices[][2] = {
-                { r.left,  r.top },
-                { r.left,  r.bottom },
-                { r.right, r.bottom },
-                { r.right, r.top }
+                { r.left,  height - r.top },
+                { r.left,  height - r.bottom },
+                { r.right, height - r.bottom },
+                { r.right, height - r.top }
         };
         glVertexPointer(2, GL_FLOAT, 0, vertices);
         glDrawArrays(GL_TRIANGLE_FAN, 0, 4);
     }
 
-    if (mInvalidRegion.isEmpty()) {
-        mDirtyRegion.dump("mDirtyRegion");
-        mInvalidRegion.dump("mInvalidRegion");
-    }
     hw.flip(mInvalidRegion);
 
     if (mDebugRegion > 1)
         usleep(mDebugRegion * 1000);
 
     glEnable(GL_SCISSOR_TEST);
-    //mDirtyRegion.dump("mDirtyRegion");
 }
 
 void SurfaceFlinger::drawWormhole() const
@@ -1574,7 +1581,7 @@
         HWComposer& hwc(hw.getHwComposer());
         snprintf(buffer, SIZE, "  h/w composer %s and %s\n",
                 hwc.initCheck()==NO_ERROR ? "present" : "not present",
-                mDebugDisableHWC ? "disabled" : "enabled");
+                (mDebugDisableHWC || mDebugRegion) ? "disabled" : "enabled");
         result.append(buffer);
         hwc.dump(result, buffer, SIZE);
 
@@ -1653,21 +1660,15 @@
             case 1002:  // SHOW_UPDATES
                 n = data.readInt32();
                 mDebugRegion = n ? n : (mDebugRegion ? 0 : 1);
+                invalidateHwcGeometry();
+                repaintEverything();
                 return NO_ERROR;
             case 1003:  // SHOW_BACKGROUND
                 n = data.readInt32();
                 mDebugBackground = n ? 1 : 0;
                 return NO_ERROR;
-            case 1008:  // toggle use of hw composer
-                n = data.readInt32();
-                mDebugDisableHWC = n ? 1 : 0;
-                invalidateHwcGeometry();
-                // fall-through...
             case 1004:{ // repaint everything
-                Mutex::Autolock _l(mStateLock);
-                const DisplayHardware& hw(graphicPlane(0).displayHardware());
-                mDirtyRegion.set(hw.bounds()); // careful that's not thread-safe
-                signalEvent();
+                repaintEverything();
                 return NO_ERROR;
             }
             case 1005:{ // force transaction
@@ -1683,6 +1684,18 @@
                 mFreezeCount = data.readInt32();
                 mFreezeDisplayTime = 0;
                 return NO_ERROR;
+            case 1008:  // toggle use of hw composer
+                n = data.readInt32();
+                mDebugDisableHWC = n ? 1 : 0;
+                invalidateHwcGeometry();
+                repaintEverything();
+                return NO_ERROR;
+            case 1009:  // toggle use of transform hint
+                n = data.readInt32();
+                mDebugDisableTransformHint = n ? 1 : 0;
+                invalidateHwcGeometry();
+                repaintEverything();
+                return NO_ERROR;
             case 1010:  // interrogate.
                 reply->writeInt32(0);
                 reply->writeInt32(0);
@@ -1700,6 +1713,13 @@
     return err;
 }
 
+void SurfaceFlinger::repaintEverything() {
+    Mutex::Autolock _l(mStateLock);
+    const DisplayHardware& hw(graphicPlane(0).displayHardware());
+    mDirtyRegion.set(hw.bounds()); // careful that's not thread-safe
+    signalEvent();
+}
+
 // ---------------------------------------------------------------------------
 
 status_t SurfaceFlinger::renderScreenToTextureLocked(DisplayID dpy,
diff --git a/services/surfaceflinger/SurfaceFlinger.h b/services/surfaceflinger/SurfaceFlinger.h
index 89df0de..5f8eb08 100644
--- a/services/surfaceflinger/SurfaceFlinger.h
+++ b/services/surfaceflinger/SurfaceFlinger.h
@@ -171,7 +171,7 @@
     virtual status_t                    freezeDisplay(DisplayID dpy, uint32_t flags);
     virtual status_t                    unfreezeDisplay(DisplayID dpy, uint32_t flags);
     virtual int                         setOrientation(DisplayID dpy, int orientation, uint32_t flags);
-    virtual bool                        authenticateSurface(const sp<ISurface>& surface) const;
+    virtual bool                        authenticateSurfaceTexture(const sp<ISurfaceTexture>& surface) const;
 
     virtual status_t captureScreen(DisplayID dpy,
             sp<IMemoryHeap>* heap,
@@ -278,6 +278,7 @@
             void        handleRepaint();
             void        postFramebuffer();
             void        composeSurfaces(const Region& dirty);
+            void        repaintEverything();
 
 
             ssize_t     addClientLayer(const sp<Client>& client,
@@ -373,6 +374,7 @@
                 int                         mDebugBackground;
                 int                         mDebugDDMS;
                 int                         mDebugDisableHWC;
+                int                         mDebugDisableTransformHint;
                 volatile nsecs_t            mDebugInSwapBuffers;
                 nsecs_t                     mLastSwapBufferTime;
                 volatile nsecs_t            mDebugInTransaction;
diff --git a/services/surfaceflinger/SurfaceTextureLayer.cpp b/services/surfaceflinger/SurfaceTextureLayer.cpp
index 79cd0c3..4390ca1 100644
--- a/services/surfaceflinger/SurfaceTextureLayer.cpp
+++ b/services/surfaceflinger/SurfaceTextureLayer.cpp
@@ -57,16 +57,10 @@
 
     status_t res = SurfaceTexture::queueBuffer(buf, timestamp,
             outWidth, outHeight, outTransform);
-
     sp<Layer> layer(mLayer.promote());
     if (layer != NULL) {
-        uint32_t orientation = layer->getOrientation();
-        if (orientation & Transform::ROT_INVALID) {
-            orientation = 0;
-        }
-        *outTransform = orientation;
+        *outTransform = layer->getTransformHint();
     }
-
     return res;
 }
 
diff --git a/services/surfaceflinger/TextureManager.cpp b/services/surfaceflinger/TextureManager.cpp
deleted file mode 100644
index bb63c37..0000000
--- a/services/surfaceflinger/TextureManager.cpp
+++ /dev/null
@@ -1,341 +0,0 @@
-/*
- * Copyright (C) 2010 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#include <stdlib.h>
-#include <stdint.h>
-#include <sys/types.h>
-
-#include <utils/Errors.h>
-#include <utils/Log.h>
-
-#include <ui/GraphicBuffer.h>
-
-#include <GLES/gl.h>
-#include <GLES/glext.h>
-
-#include <hardware/hardware.h>
-
-#include "clz.h"
-#include "DisplayHardware/DisplayHardware.h"
-#include "GLExtensions.h"
-#include "TextureManager.h"
-
-namespace android {
-
-// ---------------------------------------------------------------------------
-
-TextureManager::TextureManager()
-    : mGLExtensions(GLExtensions::getInstance())
-{
-}
-
-GLenum TextureManager::getTextureTarget(const Image* image) {
-#if defined(GL_OES_EGL_image_external)
-    switch (image->target) {
-        case Texture::TEXTURE_EXTERNAL:
-            return GL_TEXTURE_EXTERNAL_OES;
-    }
-#endif
-    return GL_TEXTURE_2D;
-}
-
-status_t TextureManager::initTexture(Texture* texture)
-{
-    if (texture->name != -1UL)
-        return INVALID_OPERATION;
-
-    GLuint textureName = -1;
-    glGenTextures(1, &textureName);
-    texture->name = textureName;
-    texture->width = 0;
-    texture->height = 0;
-
-    const GLenum target = GL_TEXTURE_2D;
-    glBindTexture(target, textureName);
-    glTexParameterx(target, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
-    glTexParameterx(target, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
-    glTexParameterx(target, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
-    glTexParameterx(target, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
-
-    return NO_ERROR;
-}
-
-status_t TextureManager::initTexture(Image* pImage, int32_t format)
-{
-    if (pImage->name != -1UL)
-        return INVALID_OPERATION;
-
-    GLuint textureName = -1;
-    glGenTextures(1, &textureName);
-    pImage->name = textureName;
-    pImage->width = 0;
-    pImage->height = 0;
-
-    GLenum target = GL_TEXTURE_2D;
-#if defined(GL_OES_EGL_image_external)
-    if (GLExtensions::getInstance().haveTextureExternal()) {
-        if (format && isYuvFormat(format)) {
-            target = GL_TEXTURE_EXTERNAL_OES;
-            pImage->target = Texture::TEXTURE_EXTERNAL;
-        }
-    }
-#endif
-
-    glBindTexture(target, textureName);
-    glTexParameterx(target, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
-    glTexParameterx(target, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
-    glTexParameterx(target, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
-    glTexParameterx(target, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
-
-    return NO_ERROR;
-}
-
-bool TextureManager::isSupportedYuvFormat(int format)
-{
-    switch (format) {
-    case HAL_PIXEL_FORMAT_YV12:
-        return true;
-    }
-    return false;
-}
-
-bool TextureManager::isYuvFormat(int format)
-{
-    switch (format) {
-    // supported YUV formats
-    case HAL_PIXEL_FORMAT_YV12:
-    // Legacy/deprecated YUV formats
-    case HAL_PIXEL_FORMAT_YCbCr_422_SP:
-    case HAL_PIXEL_FORMAT_YCrCb_420_SP:
-    case HAL_PIXEL_FORMAT_YCbCr_422_I:
-        return true;
-    }
-
-    // Any OEM format needs to be considered
-    if (format>=0x100 && format<=0x1FF)
-        return true;
-
-    return false;
-}
-
-status_t TextureManager::initEglImage(Image* pImage,
-        EGLDisplay dpy, const sp<GraphicBuffer>& buffer)
-{
-    status_t err = NO_ERROR;
-    if (!pImage->dirty) return err;
-
-    // free the previous image
-    if (pImage->image != EGL_NO_IMAGE_KHR) {
-        eglDestroyImageKHR(dpy, pImage->image);
-        pImage->image = EGL_NO_IMAGE_KHR;
-    }
-
-    // construct an EGL_NATIVE_BUFFER_ANDROID
-    ANativeWindowBuffer* clientBuf = buffer->getNativeBuffer();
-
-    // create the new EGLImageKHR
-    const EGLint attrs[] = {
-            EGL_IMAGE_PRESERVED_KHR,    EGL_TRUE,
-            EGL_NONE,                   EGL_NONE
-    };
-    pImage->image = eglCreateImageKHR(
-            dpy, EGL_NO_CONTEXT, EGL_NATIVE_BUFFER_ANDROID,
-            (EGLClientBuffer)clientBuf, attrs);
-
-    if (pImage->image != EGL_NO_IMAGE_KHR) {
-        if (pImage->name == -1UL) {
-            initTexture(pImage, buffer->format);
-        }
-        const GLenum target = getTextureTarget(pImage);
-        glBindTexture(target, pImage->name);
-        glEGLImageTargetTexture2DOES(target, (GLeglImageOES)pImage->image);
-        GLint error = glGetError();
-        if (error != GL_NO_ERROR) {
-            LOGE("glEGLImageTargetTexture2DOES(%p) failed err=0x%04x",
-                    pImage->image, error);
-            err = INVALID_OPERATION;
-        } else {
-            // Everything went okay!
-            pImage->dirty  = false;
-            pImage->width  = clientBuf->width;
-            pImage->height = clientBuf->height;
-        }
-    } else {
-        LOGE("eglCreateImageKHR() failed. err=0x%4x", eglGetError());
-        err = INVALID_OPERATION;
-    }
-    return err;
-}
-
-status_t TextureManager::loadTexture(Texture* texture,
-        const Region& dirty, const GGLSurface& t)
-{
-    if (texture->name == -1UL) {
-        status_t err = initTexture(texture);
-        LOGE_IF(err, "loadTexture failed in initTexture (%s)", strerror(err));
-        if (err != NO_ERROR) return err;
-    }
-
-    if (texture->target != Texture::TEXTURE_2D)
-        return INVALID_OPERATION;
-
-    glBindTexture(GL_TEXTURE_2D, texture->name);
-
-    /*
-     * In OpenGL ES we can't specify a stride with glTexImage2D (however,
-     * GL_UNPACK_ALIGNMENT is a limited form of stride).
-     * So if the stride here isn't representable with GL_UNPACK_ALIGNMENT, we
-     * need to do something reasonable (here creating a bigger texture).
-     *
-     * extra pixels = (((stride - width) * pixelsize) / GL_UNPACK_ALIGNMENT);
-     *
-     * This situation doesn't happen often, but some h/w have a limitation
-     * for their framebuffer (eg: must be multiple of 8 pixels), and
-     * we need to take that into account when using these buffers as
-     * textures.
-     *
-     * This should never be a problem with POT textures
-     */
-
-    int unpack = __builtin_ctz(t.stride * bytesPerPixel(t.format));
-    unpack = 1 << ((unpack > 3) ? 3 : unpack);
-    glPixelStorei(GL_UNPACK_ALIGNMENT, unpack);
-
-    /*
-     * round to POT if needed
-     */
-    if (!mGLExtensions.haveNpot()) {
-        texture->NPOTAdjust = true;
-    }
-
-    if (texture->NPOTAdjust) {
-        // find the smallest power-of-two that will accommodate our surface
-        texture->potWidth  = 1 << (31 - clz(t.width));
-        texture->potHeight = 1 << (31 - clz(t.height));
-        if (texture->potWidth  < t.width)  texture->potWidth  <<= 1;
-        if (texture->potHeight < t.height) texture->potHeight <<= 1;
-        texture->wScale = float(t.width)  / texture->potWidth;
-        texture->hScale = float(t.height) / texture->potHeight;
-    } else {
-        texture->potWidth  = t.width;
-        texture->potHeight = t.height;
-    }
-
-    Rect bounds(dirty.bounds());
-    GLvoid* data = 0;
-    if (texture->width != t.width || texture->height != t.height) {
-        texture->width  = t.width;
-        texture->height = t.height;
-
-        // texture size changed, we need to create a new one
-        bounds.set(Rect(t.width, t.height));
-        if (t.width  == texture->potWidth &&
-            t.height == texture->potHeight) {
-            // we can do it one pass
-            data = t.data;
-        }
-
-        if (t.format == HAL_PIXEL_FORMAT_RGB_565) {
-            glTexImage2D(GL_TEXTURE_2D, 0,
-                    GL_RGB, texture->potWidth, texture->potHeight, 0,
-                    GL_RGB, GL_UNSIGNED_SHORT_5_6_5, data);
-        } else if (t.format == HAL_PIXEL_FORMAT_RGBA_4444) {
-            glTexImage2D(GL_TEXTURE_2D, 0,
-                    GL_RGBA, texture->potWidth, texture->potHeight, 0,
-                    GL_RGBA, GL_UNSIGNED_SHORT_4_4_4_4, data);
-        } else if (t.format == HAL_PIXEL_FORMAT_RGBA_8888 ||
-                   t.format == HAL_PIXEL_FORMAT_RGBX_8888) {
-            glTexImage2D(GL_TEXTURE_2D, 0,
-                    GL_RGBA, texture->potWidth, texture->potHeight, 0,
-                    GL_RGBA, GL_UNSIGNED_BYTE, data);
-        } else if (isSupportedYuvFormat(t.format)) {
-            // just show the Y plane of YUV buffers
-            glTexImage2D(GL_TEXTURE_2D, 0,
-                    GL_LUMINANCE, texture->potWidth, texture->potHeight, 0,
-                    GL_LUMINANCE, GL_UNSIGNED_BYTE, data);
-        } else {
-            // oops, we don't handle this format!
-            LOGE("texture=%d, using format %d, which is not "
-                 "supported by the GL", texture->name, t.format);
-        }
-    }
-    if (!data) {
-        if (t.format == HAL_PIXEL_FORMAT_RGB_565) {
-            glTexSubImage2D(GL_TEXTURE_2D, 0,
-                    0, bounds.top, t.width, bounds.height(),
-                    GL_RGB, GL_UNSIGNED_SHORT_5_6_5,
-                    t.data + bounds.top*t.stride*2);
-        } else if (t.format == HAL_PIXEL_FORMAT_RGBA_4444) {
-            glTexSubImage2D(GL_TEXTURE_2D, 0,
-                    0, bounds.top, t.width, bounds.height(),
-                    GL_RGBA, GL_UNSIGNED_SHORT_4_4_4_4,
-                    t.data + bounds.top*t.stride*2);
-        } else if (t.format == HAL_PIXEL_FORMAT_RGBA_8888 ||
-                   t.format == HAL_PIXEL_FORMAT_RGBX_8888) {
-            glTexSubImage2D(GL_TEXTURE_2D, 0,
-                    0, bounds.top, t.width, bounds.height(),
-                    GL_RGBA, GL_UNSIGNED_BYTE,
-                    t.data + bounds.top*t.stride*4);
-        } else if (isSupportedYuvFormat(t.format)) {
-            // just show the Y plane of YUV buffers
-            glTexSubImage2D(GL_TEXTURE_2D, 0,
-                    0, bounds.top, t.width, bounds.height(),
-                    GL_LUMINANCE, GL_UNSIGNED_BYTE,
-                    t.data + bounds.top*t.stride);
-        }
-    }
-    return NO_ERROR;
-}
-
-void TextureManager::activateTexture(const Texture& texture, bool filter)
-{
-    const GLenum target = getTextureTarget(&texture);
-    if (target == GL_TEXTURE_2D) {
-        glBindTexture(GL_TEXTURE_2D, texture.name);
-        glEnable(GL_TEXTURE_2D);
-#if defined(GL_OES_EGL_image_external)
-        if (GLExtensions::getInstance().haveTextureExternal()) {
-            glDisable(GL_TEXTURE_EXTERNAL_OES);
-        }
-    } else {
-        glBindTexture(GL_TEXTURE_EXTERNAL_OES, texture.name);
-        glEnable(GL_TEXTURE_EXTERNAL_OES);
-        glDisable(GL_TEXTURE_2D);
-#endif
-    }
-
-    if (filter) {
-        glTexParameterx(target, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
-        glTexParameterx(target, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
-    } else {
-        glTexParameterx(target, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
-        glTexParameterx(target, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
-    }
-}
-
-void TextureManager::deactivateTextures()
-{
-    glDisable(GL_TEXTURE_2D);
-#if defined(GL_OES_EGL_image_external)
-    if (GLExtensions::getInstance().haveTextureExternal()) {
-        glDisable(GL_TEXTURE_EXTERNAL_OES);
-    }
-#endif
-}
-
-// ---------------------------------------------------------------------------
-
-}; // namespace android
diff --git a/services/surfaceflinger/TextureManager.h b/services/surfaceflinger/TextureManager.h
deleted file mode 100644
index 18c4348..0000000
--- a/services/surfaceflinger/TextureManager.h
+++ /dev/null
@@ -1,93 +0,0 @@
-/*
- * Copyright (C) 2010 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef ANDROID_TEXTURE_MANAGER_H
-#define ANDROID_TEXTURE_MANAGER_H
-
-#include <stdint.h>
-#include <sys/types.h>
-
-#include <EGL/egl.h>
-#include <EGL/eglext.h>
-#include <GLES/gl.h>
-
-#include <ui/Region.h>
-
-#include <pixelflinger/pixelflinger.h>
-
-namespace android {
-
-// ---------------------------------------------------------------------------
-
-class GLExtensions;
-class GraphicBuffer;
-
-// ---------------------------------------------------------------------------
-
-struct Image {
-    enum { TEXTURE_2D=0, TEXTURE_EXTERNAL=1 };
-    Image() : name(-1U), image(EGL_NO_IMAGE_KHR), width(0), height(0),
-        dirty(1), target(TEXTURE_2D) { }
-    GLuint        name;
-    EGLImageKHR   image;
-    GLuint        width;
-    GLuint        height;
-    unsigned      dirty     : 1;
-    unsigned      target    : 1;
-};
-
-struct Texture : public Image {
-    Texture() : Image(), NPOTAdjust(0) { }
-    GLuint      potWidth;
-    GLuint      potHeight;
-    GLfloat     wScale;
-    GLfloat     hScale;
-    unsigned    NPOTAdjust  : 1;
-};
-
-// ---------------------------------------------------------------------------
-
-class TextureManager {
-    const GLExtensions& mGLExtensions;
-    static status_t initTexture(Image* texture, int32_t format);
-    static status_t initTexture(Texture* texture);
-    static bool isSupportedYuvFormat(int format);
-    static bool isYuvFormat(int format);
-    static GLenum getTextureTarget(const Image* pImage);
-public:
-
-    TextureManager();
-
-    // load bitmap data into the active buffer
-    status_t loadTexture(Texture* texture,
-            const Region& dirty, const GGLSurface& t);
-
-    // make active buffer an EGLImage if needed
-    status_t initEglImage(Image* texture,
-            EGLDisplay dpy, const sp<GraphicBuffer>& buffer);
-
-    // activate a texture
-    static void activateTexture(const Texture& texture, bool filter);
-
-    // deactivate a texture
-    static void deactivateTextures();
-};
-
-// ---------------------------------------------------------------------------
-
-}; // namespace android
-
-#endif // ANDROID_TEXTURE_MANAGER_H