| /* |
| * Copyright (C) 2007 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_SURFACE_FLINGER_H |
| #define ANDROID_SURFACE_FLINGER_H |
| |
| #include <memory> |
| #include <stdint.h> |
| #include <sys/types.h> |
| |
| #include <EGL/egl.h> |
| |
| /* |
| * NOTE: Make sure this file doesn't include anything from <gl/ > or <gl2/ > |
| */ |
| |
| #include <cutils/compiler.h> |
| |
| #include <utils/Atomic.h> |
| #include <utils/Errors.h> |
| #include <utils/KeyedVector.h> |
| #include <utils/RefBase.h> |
| #include <utils/SortedVector.h> |
| #include <utils/threads.h> |
| |
| #include <ui/FenceTime.h> |
| #include <ui/PixelFormat.h> |
| #include <math/mat4.h> |
| |
| #include <gui/FrameTimestamps.h> |
| #include <gui/ISurfaceComposer.h> |
| #include <gui/ISurfaceComposerClient.h> |
| #include <gui/OccupancyTracker.h> |
| |
| #include <hardware/hwcomposer_defs.h> |
| |
| #include <system/graphics.h> |
| |
| #include <private/gui/LayerState.h> |
| |
| #include "Barrier.h" |
| #include "DisplayDevice.h" |
| #include "DispSync.h" |
| #include "FrameTracker.h" |
| #include "LayerVector.h" |
| #include "MessageQueue.h" |
| #include "SurfaceInterceptor.h" |
| #include "StartBootAnimThread.h" |
| |
| #include "DisplayHardware/HWComposer.h" |
| #include "Effects/Daltonizer.h" |
| |
| #include <map> |
| #include <mutex> |
| #include <queue> |
| #include <string> |
| #include <utility> |
| |
| namespace android { |
| |
| // --------------------------------------------------------------------------- |
| |
| class Client; |
| class DisplayEventConnection; |
| class EventThread; |
| class IGraphicBufferAlloc; |
| class Layer; |
| class LayerDim; |
| class Surface; |
| class RenderEngine; |
| class EventControlThread; |
| class VSyncSource; |
| class InjectVSyncSource; |
| class VrStateCallbacks; |
| |
| namespace dvr { |
| class VrFlinger; |
| } // namespace dvr |
| |
| // --------------------------------------------------------------------------- |
| |
| enum { |
| eTransactionNeeded = 0x01, |
| eTraversalNeeded = 0x02, |
| eDisplayTransactionNeeded = 0x04, |
| eTransactionMask = 0x07 |
| }; |
| |
| class SurfaceFlinger : public BnSurfaceComposer, |
| private IBinder::DeathRecipient, |
| private HWComposer::EventHandler |
| { |
| public: |
| |
| // This is the phase offset in nanoseconds of the software vsync event |
| // relative to the vsync event reported by HWComposer. The software vsync |
| // event is when SurfaceFlinger and Choreographer-based applications run each |
| // frame. |
| // |
| // This phase offset allows adjustment of the minimum latency from application |
| // wake-up time (by Choreographer) to the time at which the resulting window |
| // image is displayed. This value may be either positive (after the HW vsync) |
| // or negative (before the HW vsync). Setting it to 0 will result in a lower |
| // latency bound of two vsync periods because the app and SurfaceFlinger |
| // will run just after the HW vsync. Setting it to a positive number will |
| // result in the minimum latency being: |
| // |
| // (2 * VSYNC_PERIOD - (vsyncPhaseOffsetNs % VSYNC_PERIOD)) |
| // |
| // Note that reducing this latency makes it more likely for the applications |
| // to not have their window content image ready in time. When this happens |
| // the latency will end up being an additional vsync period, and animations |
| // will hiccup. Therefore, this latency should be tuned somewhat |
| // conservatively (or at least with awareness of the trade-off being made). |
| static int64_t vsyncPhaseOffsetNs; |
| static int64_t sfVsyncPhaseOffsetNs; |
| |
| // If fences from sync Framework are supported. |
| static bool hasSyncFramework; |
| |
| // Instruct the Render Engine to use EGL_IMG_context_priority is available. |
| static bool useContextPriority; |
| |
| // The offset in nanoseconds to use when DispSync timestamps present fence |
| // signaling time. |
| static int64_t dispSyncPresentTimeOffset; |
| |
| // Some hardware can do RGB->YUV conversion more efficiently in hardware |
| // controlled by HWC than in hardware controlled by the video encoder. |
| // This instruct VirtualDisplaySurface to use HWC for such conversion on |
| // GL composition. |
| static bool useHwcForRgbToYuv; |
| |
| // Maximum dimension supported by HWC for virtual display. |
| // Equal to min(max_height, max_width). |
| static uint64_t maxVirtualDisplaySize; |
| |
| static char const* getServiceName() ANDROID_API { |
| return "SurfaceFlinger"; |
| } |
| |
| SurfaceFlinger() ANDROID_API; |
| |
| // must be called before clients can connect |
| void init() ANDROID_API; |
| |
| // starts SurfaceFlinger main loop in the current thread |
| void run() ANDROID_API; |
| |
| enum { |
| EVENT_VSYNC = HWC_EVENT_VSYNC |
| }; |
| |
| // post an asynchronous message to the main thread |
| status_t postMessageAsync(const sp<MessageBase>& msg, nsecs_t reltime = 0, uint32_t flags = 0); |
| |
| // post a synchronous message to the main thread |
| status_t postMessageSync(const sp<MessageBase>& msg, nsecs_t reltime = 0, uint32_t flags = 0); |
| |
| // force full composition on all displays |
| void repaintEverything(); |
| |
| // returns the default Display |
| sp<const DisplayDevice> getDefaultDisplayDevice() const { |
| return getDisplayDevice(mBuiltinDisplays[DisplayDevice::DISPLAY_PRIMARY]); |
| } |
| |
| // utility function to delete a texture on the main thread |
| void deleteTextureAsync(uint32_t texture); |
| |
| // enable/disable h/w composer event |
| // TODO: this should be made accessible only to EventThread |
| #ifdef USE_HWC2 |
| void setVsyncEnabled(int disp, int enabled); |
| #else |
| void eventControl(int disp, int event, int enabled); |
| #endif |
| |
| // called on the main thread by MessageQueue when an internal message |
| // is received |
| // TODO: this should be made accessible only to MessageQueue |
| void onMessageReceived(int32_t what); |
| |
| // for debugging only |
| // TODO: this should be made accessible only to HWComposer |
| const Vector< sp<Layer> >& getLayerSortedByZForHwcDisplay(int id); |
| |
| RenderEngine& getRenderEngine() const { |
| return *mRenderEngine; |
| } |
| |
| bool authenticateSurfaceTextureLocked( |
| const sp<IGraphicBufferProducer>& bufferProducer) const; |
| |
| private: |
| friend class Client; |
| friend class DisplayEventConnection; |
| friend class EventThread; |
| friend class Layer; |
| friend class MonitoredProducer; |
| friend class VrStateCallbacks; |
| |
| // This value is specified in number of frames. Log frame stats at most |
| // every half hour. |
| enum { LOG_FRAME_STATS_PERIOD = 30*60*60 }; |
| |
| static const size_t MAX_LAYERS = 4096; |
| |
| // We're reference counted, never destroy SurfaceFlinger directly |
| virtual ~SurfaceFlinger(); |
| |
| /* ------------------------------------------------------------------------ |
| * Internal data structures |
| */ |
| |
| class State { |
| public: |
| LayerVector layersSortedByZ; |
| DefaultKeyedVector< wp<IBinder>, DisplayDeviceState> displays; |
| |
| void traverseInZOrder(const std::function<void(Layer*)>& consume) const; |
| void traverseInReverseZOrder(const std::function<void(Layer*)>& consume) const; |
| }; |
| |
| /* ------------------------------------------------------------------------ |
| * IBinder interface |
| */ |
| virtual status_t onTransact(uint32_t code, const Parcel& data, |
| Parcel* reply, uint32_t flags); |
| virtual status_t dump(int fd, const Vector<String16>& args); |
| |
| /* ------------------------------------------------------------------------ |
| * ISurfaceComposer interface |
| */ |
| virtual sp<ISurfaceComposerClient> createConnection(); |
| virtual sp<ISurfaceComposerClient> createScopedConnection(const sp<IGraphicBufferProducer>& gbp); |
| virtual sp<IGraphicBufferAlloc> createGraphicBufferAlloc(); |
| virtual sp<IBinder> createDisplay(const String8& displayName, bool secure); |
| virtual void destroyDisplay(const sp<IBinder>& display); |
| virtual sp<IBinder> getBuiltInDisplay(int32_t id); |
| virtual void setTransactionState(const Vector<ComposerState>& state, |
| const Vector<DisplayState>& displays, uint32_t flags); |
| virtual void bootFinished(); |
| virtual bool authenticateSurfaceTexture( |
| const sp<IGraphicBufferProducer>& bufferProducer) const; |
| virtual status_t getSupportedFrameTimestamps( |
| std::vector<FrameEvent>* outSupported) const; |
| virtual sp<IDisplayEventConnection> createDisplayEventConnection(); |
| virtual status_t captureScreen(const sp<IBinder>& display, |
| const sp<IGraphicBufferProducer>& producer, |
| Rect sourceCrop, uint32_t reqWidth, uint32_t reqHeight, |
| int32_t minLayerZ, int32_t maxLayerZ, |
| bool useIdentityTransform, ISurfaceComposer::Rotation rotation); |
| virtual status_t getDisplayStats(const sp<IBinder>& display, |
| DisplayStatInfo* stats); |
| virtual status_t getDisplayConfigs(const sp<IBinder>& display, |
| Vector<DisplayInfo>* configs); |
| virtual int getActiveConfig(const sp<IBinder>& display); |
| virtual status_t getDisplayColorModes(const sp<IBinder>& display, |
| Vector<android_color_mode_t>* configs); |
| virtual android_color_mode_t getActiveColorMode(const sp<IBinder>& display); |
| virtual status_t setActiveColorMode(const sp<IBinder>& display, android_color_mode_t colorMode); |
| virtual void setPowerMode(const sp<IBinder>& display, int mode); |
| virtual status_t setActiveConfig(const sp<IBinder>& display, int id); |
| virtual status_t clearAnimationFrameStats(); |
| virtual status_t getAnimationFrameStats(FrameStats* outStats) const; |
| virtual status_t getHdrCapabilities(const sp<IBinder>& display, |
| HdrCapabilities* outCapabilities) const; |
| virtual status_t enableVSyncInjections(bool enable); |
| virtual status_t injectVSync(nsecs_t when); |
| |
| |
| /* ------------------------------------------------------------------------ |
| * DeathRecipient interface |
| */ |
| virtual void binderDied(const wp<IBinder>& who); |
| |
| /* ------------------------------------------------------------------------ |
| * RefBase interface |
| */ |
| virtual void onFirstRef(); |
| |
| /* ------------------------------------------------------------------------ |
| * HWComposer::EventHandler interface |
| */ |
| virtual void onVSyncReceived(HWComposer* composer, int type, nsecs_t timestamp); |
| virtual void onHotplugReceived(int disp, bool connected); |
| virtual void onInvalidateReceived(HWComposer* composer); |
| |
| /* ------------------------------------------------------------------------ |
| * Message handling |
| */ |
| void waitForEvent(); |
| void signalTransaction(); |
| void signalLayerUpdate(); |
| void signalRefresh(); |
| |
| // called on the main thread in response to initializeDisplays() |
| void onInitializeDisplays(); |
| // called on the main thread in response to setActiveConfig() |
| void setActiveConfigInternal(const sp<DisplayDevice>& hw, int mode); |
| // called on the main thread in response to setPowerMode() |
| void setPowerModeInternal(const sp<DisplayDevice>& hw, int mode); |
| |
| // Called on the main thread in response to setActiveColorMode() |
| void setActiveColorModeInternal(const sp<DisplayDevice>& hw, android_color_mode_t colorMode); |
| |
| // Returns whether the transaction actually modified any state |
| bool handleMessageTransaction(); |
| |
| // Returns whether a new buffer has been latched (see handlePageFlip()) |
| bool handleMessageInvalidate(); |
| |
| void handleMessageRefresh(); |
| |
| void handleTransaction(uint32_t transactionFlags); |
| void handleTransactionLocked(uint32_t transactionFlags); |
| |
| void updateCursorAsync(); |
| |
| /* handlePageFlip - latch a new buffer if available and compute the dirty |
| * region. Returns whether a new buffer has been latched, i.e., whether it |
| * is necessary to perform a refresh during this vsync. |
| */ |
| bool handlePageFlip(); |
| |
| /* ------------------------------------------------------------------------ |
| * Transactions |
| */ |
| uint32_t getTransactionFlags(uint32_t flags); |
| uint32_t peekTransactionFlags(); |
| uint32_t setTransactionFlags(uint32_t flags); |
| void commitTransaction(); |
| uint32_t setClientStateLocked(const sp<Client>& client, const layer_state_t& s); |
| uint32_t setDisplayStateLocked(const DisplayState& s); |
| |
| /* ------------------------------------------------------------------------ |
| * Layer management |
| */ |
| status_t createLayer(const String8& name, const sp<Client>& client, |
| uint32_t w, uint32_t h, PixelFormat format, uint32_t flags, |
| uint32_t windowType, uint32_t ownerUid, sp<IBinder>* handle, |
| sp<IGraphicBufferProducer>* gbp, sp<Layer>* parent); |
| |
| status_t createNormalLayer(const sp<Client>& client, const String8& name, |
| uint32_t w, uint32_t h, uint32_t flags, PixelFormat& format, |
| sp<IBinder>* outHandle, sp<IGraphicBufferProducer>* outGbp, |
| sp<Layer>* outLayer); |
| |
| status_t createDimLayer(const sp<Client>& client, const String8& name, |
| uint32_t w, uint32_t h, uint32_t flags, sp<IBinder>* outHandle, |
| sp<IGraphicBufferProducer>* outGbp, sp<Layer>* outLayer); |
| |
| // called in response to the window-manager calling |
| // ISurfaceComposerClient::destroySurface() |
| status_t onLayerRemoved(const sp<Client>& client, const sp<IBinder>& handle); |
| |
| // called when all clients have released all their references to |
| // this layer meaning it is entirely safe to destroy all |
| // resources associated to this layer. |
| status_t onLayerDestroyed(const wp<Layer>& layer); |
| |
| // remove a layer from SurfaceFlinger immediately |
| status_t removeLayer(const sp<Layer>& layer); |
| |
| // add a layer to SurfaceFlinger |
| status_t addClientLayer(const sp<Client>& client, |
| const sp<IBinder>& handle, |
| const sp<IGraphicBufferProducer>& gbc, |
| const sp<Layer>& lbc, |
| const sp<Layer>& parent); |
| |
| /* ------------------------------------------------------------------------ |
| * Boot animation, on/off animations and screen capture |
| */ |
| |
| void startBootAnim(); |
| |
| void renderScreenImplLocked( |
| const sp<const DisplayDevice>& hw, |
| Rect sourceCrop, uint32_t reqWidth, uint32_t reqHeight, |
| int32_t minLayerZ, int32_t maxLayerZ, |
| bool yswap, bool useIdentityTransform, Transform::orientation_flags rotation); |
| |
| status_t captureScreenImplLocked( |
| const sp<const DisplayDevice>& hw, |
| const sp<IGraphicBufferProducer>& producer, |
| Rect sourceCrop, uint32_t reqWidth, uint32_t reqHeight, |
| int32_t minLayerZ, int32_t maxLayerZ, |
| bool useIdentityTransform, Transform::orientation_flags rotation, |
| bool isLocalScreenshot); |
| |
| sp<StartBootAnimThread> mStartBootAnimThread = nullptr; |
| |
| /* ------------------------------------------------------------------------ |
| * EGL |
| */ |
| size_t getMaxTextureSize() const; |
| size_t getMaxViewportDims() const; |
| |
| /* ------------------------------------------------------------------------ |
| * Display and layer stack management |
| */ |
| // called when starting, or restarting after system_server death |
| void initializeDisplays(); |
| |
| // Create an IBinder for a builtin display and add it to current state |
| void createBuiltinDisplayLocked(DisplayDevice::DisplayType type); |
| |
| // NOTE: can only be called from the main thread or with mStateLock held |
| sp<const DisplayDevice> getDisplayDevice(const wp<IBinder>& dpy) const { |
| return mDisplays.valueFor(dpy); |
| } |
| |
| // NOTE: can only be called from the main thread or with mStateLock held |
| sp<DisplayDevice> getDisplayDevice(const wp<IBinder>& dpy) { |
| return mDisplays.valueFor(dpy); |
| } |
| |
| int32_t getDisplayType(const sp<IBinder>& display) { |
| if (!display.get()) return NAME_NOT_FOUND; |
| for (int i = 0; i < DisplayDevice::NUM_BUILTIN_DISPLAY_TYPES; ++i) { |
| if (display == mBuiltinDisplays[i]) { |
| return i; |
| } |
| } |
| return NAME_NOT_FOUND; |
| } |
| |
| // mark a region of a layer stack dirty. this updates the dirty |
| // region of all screens presenting this layer stack. |
| void invalidateLayerStack(uint32_t layerStack, const Region& dirty); |
| |
| #ifndef USE_HWC2 |
| int32_t allocateHwcDisplayId(DisplayDevice::DisplayType type); |
| #endif |
| |
| /* ------------------------------------------------------------------------ |
| * H/W composer |
| */ |
| |
| HWComposer& getHwComposer() const { return *mHwc; } |
| |
| /* ------------------------------------------------------------------------ |
| * Compositing |
| */ |
| void invalidateHwcGeometry(); |
| void computeVisibleRegions(uint32_t layerStack, |
| Region& dirtyRegion, Region& opaqueRegion); |
| |
| void preComposition(nsecs_t refreshStartTime); |
| void postComposition(nsecs_t refreshStartTime); |
| void updateCompositorTiming( |
| nsecs_t vsyncPhase, nsecs_t vsyncInterval, nsecs_t compositeTime, |
| std::shared_ptr<FenceTime>& presentFenceTime); |
| void rebuildLayerStacks(); |
| void setUpHWComposer(); |
| void doComposition(); |
| void doDebugFlashRegions(); |
| void doDisplayComposition(const sp<const DisplayDevice>& displayDevice, const Region& dirtyRegion); |
| |
| // compose surfaces for display hw. this fails if using GL and the surface |
| // has been destroyed and is no longer valid. |
| bool doComposeSurfaces(const sp<const DisplayDevice>& displayDevice, const Region& dirty); |
| |
| void postFramebuffer(); |
| void drawWormhole(const sp<const DisplayDevice>& displayDevice, const Region& region) const; |
| |
| /* ------------------------------------------------------------------------ |
| * Display management |
| */ |
| |
| /* ------------------------------------------------------------------------ |
| * VSync |
| */ |
| void enableHardwareVsync(); |
| void resyncToHardwareVsync(bool makeAvailable); |
| void disableHardwareVsync(bool makeUnavailable); |
| |
| public: |
| void resyncWithRateLimit(); |
| void getCompositorTiming(CompositorTiming* compositorTiming); |
| private: |
| |
| /* ------------------------------------------------------------------------ |
| * Debugging & dumpsys |
| */ |
| void listLayersLocked(const Vector<String16>& args, size_t& index, String8& result) const; |
| void dumpStatsLocked(const Vector<String16>& args, size_t& index, String8& result) const; |
| void clearStatsLocked(const Vector<String16>& args, size_t& index, String8& result); |
| void dumpAllLocked(const Vector<String16>& args, size_t& index, String8& result) const; |
| bool startDdmConnection(); |
| void appendSfConfigString(String8& result) const; |
| void checkScreenshot(size_t w, size_t s, size_t h, void const* vaddr, |
| const sp<const DisplayDevice>& hw, |
| int32_t minLayerZ, int32_t maxLayerZ); |
| |
| void logFrameStats(); |
| |
| void dumpStaticScreenStats(String8& result) const; |
| // Not const because each Layer needs to query Fences and cache timestamps. |
| void dumpFrameEventsLocked(String8& result); |
| |
| void recordBufferingStats(const char* layerName, |
| std::vector<OccupancyTracker::Segment>&& history); |
| void dumpBufferingStats(String8& result) const; |
| |
| bool isLayerTripleBufferingDisabled() const { |
| return this->mLayerTripleBufferingDisabled; |
| } |
| |
| #ifdef USE_HWC2 |
| /* ------------------------------------------------------------------------ |
| * VrFlinger |
| */ |
| void clearHwcLayers(const LayerVector& layers); |
| void resetHwc(); |
| |
| // Check to see if we should change to or from vr mode, and if so, perform |
| // the handoff. |
| void updateVrMode(); |
| #endif |
| |
| /* ------------------------------------------------------------------------ |
| * Attributes |
| */ |
| |
| // access must be protected by mStateLock |
| mutable Mutex mStateLock; |
| State mCurrentState; |
| volatile int32_t mTransactionFlags; |
| Condition mTransactionCV; |
| bool mTransactionPending; |
| bool mAnimTransactionPending; |
| SortedVector< sp<Layer> > mLayersPendingRemoval; |
| SortedVector< wp<IBinder> > mGraphicBufferProducerList; |
| |
| // protected by mStateLock (but we could use another lock) |
| bool mLayersRemoved; |
| bool mLayersAdded; |
| |
| // access must be protected by mInvalidateLock |
| volatile int32_t mRepaintEverything; |
| |
| // current, real and vr hardware composers. |
| HWComposer* mHwc; |
| #ifdef USE_HWC2 |
| HWComposer* mRealHwc; |
| HWComposer* mVrHwc; |
| #endif |
| // constant members (no synchronization needed for access) |
| RenderEngine* mRenderEngine; |
| nsecs_t mBootTime; |
| bool mGpuToCpuSupported; |
| sp<EventThread> mEventThread; |
| sp<EventThread> mSFEventThread; |
| sp<EventThread> mInjectorEventThread; |
| sp<InjectVSyncSource> mVSyncInjector; |
| sp<EventControlThread> mEventControlThread; |
| EGLContext mEGLContext; |
| EGLDisplay mEGLDisplay; |
| sp<IBinder> mBuiltinDisplays[DisplayDevice::NUM_BUILTIN_DISPLAY_TYPES]; |
| |
| #ifdef USE_HWC2 |
| std::unique_ptr<dvr::VrFlinger> mVrFlinger; |
| #endif |
| |
| // Can only accessed from the main thread, these members |
| // don't need synchronization |
| State mDrawingState; |
| bool mVisibleRegionsDirty; |
| #ifndef USE_HWC2 |
| bool mHwWorkListDirty; |
| #else |
| bool mGeometryInvalid; |
| #endif |
| bool mAnimCompositionPending; |
| #ifdef USE_HWC2 |
| std::vector<sp<Layer>> mLayersWithQueuedFrames; |
| sp<Fence> mPreviousPresentFence = Fence::NO_FENCE; |
| bool mHadClientComposition = false; |
| #endif |
| FenceTimeline mGlCompositionDoneTimeline; |
| FenceTimeline mDisplayTimeline; |
| |
| // this may only be written from the main thread with mStateLock held |
| // it may be read from other threads with mStateLock held |
| DefaultKeyedVector< wp<IBinder>, sp<DisplayDevice> > mDisplays; |
| |
| // don't use a lock for these, we don't care |
| int mVrModeSupported; |
| int mDebugRegion; |
| int mDebugDDMS; |
| int mDebugDisableHWC; |
| int mDebugDisableTransformHint; |
| volatile nsecs_t mDebugInSwapBuffers; |
| nsecs_t mLastSwapBufferTime; |
| volatile nsecs_t mDebugInTransaction; |
| nsecs_t mLastTransactionTime; |
| bool mBootFinished; |
| bool mForceFullDamage; |
| #ifdef USE_HWC2 |
| bool mPropagateBackpressure = true; |
| #endif |
| SurfaceInterceptor mInterceptor; |
| bool mUseHwcVirtualDisplays = false; |
| |
| // Restrict layers to use two buffers in their bufferqueues. |
| bool mLayerTripleBufferingDisabled = false; |
| |
| // these are thread safe |
| mutable MessageQueue mEventQueue; |
| FrameTracker mAnimFrameTracker; |
| DispSync mPrimaryDispSync; |
| |
| // protected by mDestroyedLayerLock; |
| mutable Mutex mDestroyedLayerLock; |
| Vector<Layer const *> mDestroyedLayers; |
| |
| // protected by mHWVsyncLock |
| Mutex mHWVsyncLock; |
| bool mPrimaryHWVsyncEnabled; |
| bool mHWVsyncAvailable; |
| |
| // protected by mCompositorTimingLock; |
| mutable std::mutex mCompositeTimingLock; |
| CompositorTiming mCompositorTiming; |
| |
| // Only accessed from the main thread. |
| struct CompositePresentTime { |
| nsecs_t composite { -1 }; |
| std::shared_ptr<FenceTime> display { FenceTime::NO_FENCE }; |
| }; |
| std::queue<CompositePresentTime> mCompositePresentTimes; |
| |
| /* ------------------------------------------------------------------------ |
| * Feature prototyping |
| */ |
| |
| bool mInjectVSyncs; |
| |
| Daltonizer mDaltonizer; |
| #ifndef USE_HWC2 |
| bool mDaltonize; |
| #endif |
| |
| mat4 mPreviousColorMatrix; |
| mat4 mColorMatrix; |
| bool mHasColorMatrix; |
| |
| // Static screen stats |
| bool mHasPoweredOff; |
| static const size_t NUM_BUCKETS = 8; // < 1-7, 7+ |
| nsecs_t mFrameBuckets[NUM_BUCKETS]; |
| nsecs_t mTotalTime; |
| std::atomic<nsecs_t> mLastSwapTime; |
| |
| size_t mNumLayers; |
| |
| // Double- vs. triple-buffering stats |
| struct BufferingStats { |
| BufferingStats() |
| : numSegments(0), |
| totalTime(0), |
| twoBufferTime(0), |
| doubleBufferedTime(0), |
| tripleBufferedTime(0) {} |
| |
| size_t numSegments; |
| nsecs_t totalTime; |
| |
| // "Two buffer" means that a third buffer was never used, whereas |
| // "double-buffered" means that on average the segment only used two |
| // buffers (though it may have used a third for some part of the |
| // segment) |
| nsecs_t twoBufferTime; |
| nsecs_t doubleBufferedTime; |
| nsecs_t tripleBufferedTime; |
| }; |
| mutable Mutex mBufferingStatsMutex; |
| std::unordered_map<std::string, BufferingStats> mBufferingStats; |
| |
| // Verify that transaction is being called by an approved process: |
| // either AID_GRAPHICS or AID_SYSTEM. |
| status_t CheckTransactCodeCredentials(uint32_t code); |
| |
| #ifdef USE_HWC2 |
| sp<VrStateCallbacks> mVrStateCallbacks; |
| |
| std::atomic<bool> mEnterVrMode; |
| #endif |
| }; |
| }; // namespace android |
| |
| #endif // ANDROID_SURFACE_FLINGER_H |