diff options
Diffstat (limited to 'services/surfaceflinger/SurfaceFlinger.cpp')
| -rw-r--r-- | services/surfaceflinger/SurfaceFlinger.cpp | 219 |
1 files changed, 125 insertions, 94 deletions
diff --git a/services/surfaceflinger/SurfaceFlinger.cpp b/services/surfaceflinger/SurfaceFlinger.cpp index ff70ec3..870235b 100644 --- a/services/surfaceflinger/SurfaceFlinger.cpp +++ b/services/surfaceflinger/SurfaceFlinger.cpp @@ -125,11 +125,34 @@ void SurfaceFlinger::init() ALOGI_IF(mDebugDDMS, "DDMS debugging enabled"); } +void SurfaceFlinger::onFirstRef() +{ + mEventQueue.init(this); + + run("SurfaceFlinger", PRIORITY_URGENT_DISPLAY); + + // Wait for the main thread to be done with its initialization + mReadyToRunBarrier.wait(); +} + + SurfaceFlinger::~SurfaceFlinger() { glDeleteTextures(1, &mWormholeTexName); } +void SurfaceFlinger::binderDied(const wp<IBinder>& who) +{ + // the window manager died on us. prepare its eulogy. + + // reset screen orientation + Vector<ComposerState> state; + setTransactionState(state, eOrientationDefault, 0); + + // restart the boot-animation + property_set("ctl.start", "bootanim"); +} + sp<IMemoryHeap> SurfaceFlinger::getCblk() const { return mServerHeap; @@ -183,26 +206,6 @@ void SurfaceFlinger::bootFinished() property_set("ctl.stop", "bootanim"); } -void SurfaceFlinger::binderDied(const wp<IBinder>& who) -{ - // the window manager died on us. prepare its eulogy. - - // reset screen orientation - Vector<ComposerState> state; - setTransactionState(state, eOrientationDefault, 0); - - // restart the boot-animation - property_set("ctl.start", "bootanim"); -} - -void SurfaceFlinger::onFirstRef() -{ - run("SurfaceFlinger", PRIORITY_URGENT_DISPLAY); - - // Wait for the main thread to be done with its initialization - mReadyToRunBarrier.wait(); -} - static inline uint16_t pack565(int r, int g, int b) { return (r<<11)|(g<<5)|b; } @@ -311,34 +314,6 @@ status_t SurfaceFlinger::readyToRun() } // ---------------------------------------------------------------------------- -#if 0 -#pragma mark - -#pragma mark Events Handler -#endif - -void SurfaceFlinger::waitForEvent() { - mEventQueue.waitMessage(); -} - -void SurfaceFlinger::signalEvent() { - mEventQueue.invalidate(); -} - -status_t SurfaceFlinger::postMessageAsync(const sp<MessageBase>& msg, - nsecs_t reltime, uint32_t flags) { - return mEventQueue.postMessage(msg, reltime); -} - -status_t SurfaceFlinger::postMessageSync(const sp<MessageBase>& msg, - nsecs_t reltime, uint32_t flags) { - status_t res = mEventQueue.postMessage(msg, reltime); - if (res == NO_ERROR) { - msg->wait(); - } - return res; -} - -// ---------------------------------------------------------------------------- bool SurfaceFlinger::authenticateSurfaceTexture( const sp<ISurfaceTexture>& surfaceTexture) const { @@ -388,52 +363,91 @@ sp<IDisplayEventConnection> SurfaceFlinger::createDisplayEventConnection() { } // ---------------------------------------------------------------------------- -#if 0 -#pragma mark - -#pragma mark Main loop -#endif + +void SurfaceFlinger::waitForEvent() { + mEventQueue.waitMessage(); +} + +void SurfaceFlinger::signalTransaction() { + mEventQueue.invalidate(); +} + +void SurfaceFlinger::signalLayerUpdate() { + mEventQueue.invalidate(); +} + +void SurfaceFlinger::signalRefresh() { + mEventQueue.refresh(); +} + +status_t SurfaceFlinger::postMessageAsync(const sp<MessageBase>& msg, + nsecs_t reltime, uint32_t flags) { + return mEventQueue.postMessage(msg, reltime); +} + +status_t SurfaceFlinger::postMessageSync(const sp<MessageBase>& msg, + nsecs_t reltime, uint32_t flags) { + status_t res = mEventQueue.postMessage(msg, reltime); + if (res == NO_ERROR) { + msg->wait(); + } + return res; +} bool SurfaceFlinger::threadLoop() { waitForEvent(); + return true; +} - // check for transactions - if (CC_UNLIKELY(mConsoleSignals)) { - handleConsoleEvents(); - } +void SurfaceFlinger::onMessageReceived(int32_t what) +{ + switch (what) { + case MessageQueue::INVALIDATE: { + // check for transactions + if (CC_UNLIKELY(mConsoleSignals)) { + handleConsoleEvents(); + } - // if we're in a global transaction, don't do anything. - const uint32_t mask = eTransactionNeeded | eTraversalNeeded; - uint32_t transactionFlags = peekTransactionFlags(mask); - if (CC_UNLIKELY(transactionFlags)) { - handleTransaction(transactionFlags); - } + // if we're in a global transaction, don't do anything. + const uint32_t mask = eTransactionNeeded | eTraversalNeeded; + uint32_t transactionFlags = peekTransactionFlags(mask); + if (CC_UNLIKELY(transactionFlags)) { + handleTransaction(transactionFlags); + } - // post surfaces (if needed) - handlePageFlip(); + // post surfaces (if needed) + handlePageFlip(); - if (mDirtyRegion.isEmpty()) { - // nothing new to do. - return true; - } + if (!mDirtyRegion.isEmpty()) { + signalRefresh(); + } + } break; - if (CC_UNLIKELY(mHwWorkListDirty)) { - // build the h/w work list - handleWorkList(); - } + case MessageQueue::REFRESH: { + if (!mDirtyRegion.isEmpty()) { + // NOTE: it is mandatory to call hw.compositionComplete() + // after handleRefresh() + handleRefresh(); - const DisplayHardware& hw(graphicPlane(0).displayHardware()); - if (CC_LIKELY(hw.canDraw())) { - // repaint the framebuffer (if needed) - handleRepaint(); - // inform the h/w that we're done compositing - hw.compositionComplete(); - postFramebuffer(); - } else { - // pretend we did the post - hw.compositionComplete(); + const DisplayHardware& hw(graphicPlane(0).displayHardware()); + if (CC_UNLIKELY(mHwWorkListDirty)) { + // build the h/w work list + handleWorkList(); + } + if (CC_LIKELY(hw.canDraw())) { + // repaint the framebuffer (if needed) + handleRepaint(); + // inform the h/w that we're done compositing + hw.compositionComplete(); + postFramebuffer(); + } else { + // pretend we did the post + hw.compositionComplete(); + } + } + } break; } - return true; } void SurfaceFlinger::postFramebuffer() @@ -717,13 +731,13 @@ void SurfaceFlinger::commitTransaction() void SurfaceFlinger::handlePageFlip() { - bool visibleRegions = mVisibleRegionsDirty; + const DisplayHardware& hw = graphicPlane(0).displayHardware(); + const Region screenRegion(hw.bounds()); + const LayerVector& currentLayers(mDrawingState.layersSortedByZ); - visibleRegions |= lockPageFlip(currentLayers); + const bool visibleRegions = lockPageFlip(currentLayers); - const DisplayHardware& hw = graphicPlane(0).displayHardware(); - const Region screenRegion(hw.bounds()); - if (visibleRegions) { + if (visibleRegions || mVisibleRegionsDirty) { Region opaqueRegion; computeVisibleRegions(currentLayers, mDirtyRegion, opaqueRegion); @@ -770,7 +784,7 @@ void SurfaceFlinger::unlockPageFlip(const LayerVector& currentLayers) { const GraphicPlane& plane(graphicPlane(0)); const Transform& planeTransform(plane.transform()); - size_t count = currentLayers.size(); + const size_t count = currentLayers.size(); sp<LayerBase> const* layers = currentLayers.array(); for (size_t i=0 ; i<count ; i++) { const sp<LayerBase>& layer(layers[i]); @@ -778,6 +792,23 @@ void SurfaceFlinger::unlockPageFlip(const LayerVector& currentLayers) } } +void SurfaceFlinger::handleRefresh() +{ + bool needInvalidate = false; + const LayerVector& currentLayers(mDrawingState.layersSortedByZ); + const size_t count = currentLayers.size(); + for (size_t i=0 ; i<count ; i++) { + const sp<LayerBase>& layer(currentLayers[i]); + if (layer->onPreComposition()) { + needInvalidate = true; + } + } + if (needInvalidate) { + signalLayerUpdate(); + } +} + + void SurfaceFlinger::handleWorkList() { mHwWorkListDirty = false; @@ -1175,7 +1206,7 @@ uint32_t SurfaceFlinger::setTransactionFlags(uint32_t flags) { uint32_t old = android_atomic_or(flags, &mTransactionFlags); if ((old & flags)==0) { // wake the server up - signalEvent(); + signalTransaction(); } return old; } @@ -1426,14 +1457,14 @@ void SurfaceFlinger::screenReleased(int dpy) { // this may be called by a signal handler, we can't do too much in here android_atomic_or(eConsoleReleased, &mConsoleSignals); - signalEvent(); + signalTransaction(); } void SurfaceFlinger::screenAcquired(int dpy) { // this may be called by a signal handler, we can't do too much in here android_atomic_or(eConsoleAcquired, &mConsoleSignals); - signalEvent(); + signalTransaction(); } status_t SurfaceFlinger::dump(int fd, const Vector<String16>& args) @@ -1769,7 +1800,7 @@ void SurfaceFlinger::repaintEverything() { const DisplayHardware& hw(graphicPlane(0).displayHardware()); const Rect bounds(hw.getBounds()); setInvalidateRegion(Region(bounds)); - signalEvent(); + signalTransaction(); } void SurfaceFlinger::setInvalidateRegion(const Region& reg) { @@ -2245,7 +2276,7 @@ status_t SurfaceFlinger::turnElectronBeamOnImplLocked(int32_t mode) // make sure to redraw the whole screen when the animation is done mDirtyRegion.set(hw.bounds()); - signalEvent(); + signalTransaction(); return NO_ERROR; } |