SurfaceFlinger.h revision 3f84483382be2d528918cc1a6fbc6a7d68e0b181
18f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown/* 28f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown * Copyright (C) 2007 The Android Open Source Project 38f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown * 48f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown * Licensed under the Apache License, Version 2.0 (the "License"); 58f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown * you may not use this file except in compliance with the License. 68f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown * You may obtain a copy of the License at 78f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown * 88f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown * http://www.apache.org/licenses/LICENSE-2.0 98f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown * 108f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown * Unless required by applicable law or agreed to in writing, software 118f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown * distributed under the License is distributed on an "AS IS" BASIS, 128f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 138f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown * See the License for the specific language governing permissions and 148f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown * limitations under the License. 158f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown */ 168f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown 178f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown#ifndef ANDROID_SURFACE_FLINGER_H 188f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown#define ANDROID_SURFACE_FLINGER_H 198f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown 208f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown#include <stdint.h> 218f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown#include <sys/types.h> 228f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown 238f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown#include <EGL/egl.h> 248f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown 258f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown/* 268f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown * NOTE: Make sure this file doesn't include anything from <gl/ > or <gl2/ > 278f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown */ 288f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown 298f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown#include <cutils/compiler.h> 308f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown 318f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown#include <utils/Atomic.h> 328f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown#include <utils/Errors.h> 338f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown#include <utils/KeyedVector.h> 348f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown#include <utils/RefBase.h> 358f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown#include <utils/SortedVector.h> 368f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown#include <utils/threads.h> 378f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown 388f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown#include <binder/BinderService.h> 398f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown#include <binder/IMemory.h> 408f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown 418f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown#include <ui/PixelFormat.h> 428f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown 438f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown#include <gui/ISurfaceComposer.h> 448f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown#include <gui/ISurfaceComposerClient.h> 458f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown 468f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown#include <hardware/hwcomposer_defs.h> 478f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown 488f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown#include <private/gui/LayerState.h> 498f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown 508f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown#include "Barrier.h" 518f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown#include "DisplayDevice.h" 528f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown#include "FrameTracker.h" 538f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown#include "MessageQueue.h" 548f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown 558f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown#include "DisplayHardware/HWComposer.h" 568f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown 578f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brownnamespace android { 588f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown 598f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown// --------------------------------------------------------------------------- 608f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown 618f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brownclass Client; 628f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brownclass DisplayEventConnection; 638f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brownclass EventThread; 648f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brownclass IGraphicBufferAlloc; 658f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brownclass Layer; 668f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brownclass LayerDim; 678f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brownclass Surface; 688f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brownclass RenderEngine; 698f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown 708f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown// --------------------------------------------------------------------------- 718f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown 728f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brownenum { 738f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown eTransactionNeeded = 0x01, 748f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown eTraversalNeeded = 0x02, 758f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown eDisplayTransactionNeeded = 0x04, 768f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown eTransactionMask = 0x07 778f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown}; 788f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown 798f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brownclass SurfaceFlinger : public BinderService<SurfaceFlinger>, 808f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown public BnSurfaceComposer, 818f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown private IBinder::DeathRecipient, 828f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown private Thread, 838f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown private HWComposer::EventHandler 848f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown{ 858f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brownpublic: 868f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown static char const* getServiceName() ANDROID_API { 878f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown return "SurfaceFlinger"; 888f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown } 898f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown 908f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown SurfaceFlinger() ANDROID_API; 918f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown 928f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown enum { 938f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown EVENT_VSYNC = HWC_EVENT_VSYNC 948f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown }; 958f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown 968f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown // post an asynchronous message to the main thread 978f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown status_t postMessageAsync(const sp<MessageBase>& msg, nsecs_t reltime = 0, uint32_t flags = 0); 988f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown 998f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown // post a synchronous message to the main thread 1008f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown status_t postMessageSync(const sp<MessageBase>& msg, nsecs_t reltime = 0, uint32_t flags = 0); 1018f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown 1028f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown // force full composition on all displays 1038f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown void repaintEverything(); 1048f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown 1058f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown // returns the default Display 1068f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown sp<const DisplayDevice> getDefaultDisplayDevice() const { 1078f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown return getDisplayDevice(mBuiltinDisplays[DisplayDevice::DISPLAY_PRIMARY]); 1088f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown } 1098f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown 1108f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown // utility function to delete a texture on the main thread 1118f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown void deleteTextureAsync(uint32_t texture); 1128f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown 1138f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown // enable/disable h/w composer event 1148f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown // TODO: this should be made accessible only to EventThread 1158f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown void eventControl(int disp, int event, int enabled); 1168f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown 1178f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown // called on the main thread by MessageQueue when an internal message 1188f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown // is received 1198f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown // TODO: this should be made accessible only to MessageQueue 1208f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown void onMessageReceived(int32_t what); 1218f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown 1228f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown // for debugging only 1238f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown // TODO: this should be made accessible only to HWComposer 1248f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown const Vector< sp<Layer> >& getLayerSortedByZForHwcDisplay(int id); 1258f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown 1268f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown RenderEngine& getRenderEngine() const { 1278f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown return *mRenderEngine; 1288f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown } 1298f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown 1308f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brownprivate: 1318f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown friend class Client; 1328f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown friend class DisplayEventConnection; 1338f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown friend class Layer; 1348f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown friend class SurfaceTextureLayer; 1358f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown 1368f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown // This value is specified in number of frames. Log frame stats at most 1378f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown // every half hour. 1388f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown enum { LOG_FRAME_STATS_PERIOD = 30*60*60 }; 1398f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown 1408f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown // We're reference counted, never destroy SurfaceFlinger directly 1418f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown virtual ~SurfaceFlinger(); 1428f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown 1438f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown /* ------------------------------------------------------------------------ 1448f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown * Internal data structures 1458f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown */ 1468f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown 1478f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown class LayerVector : public SortedVector< sp<Layer> > { 1488f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown public: 1498f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown LayerVector(); 1508f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown LayerVector(const LayerVector& rhs); 1518f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown virtual int do_compare(const void* lhs, const void* rhs) const; 1528f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown }; 1538f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown 1548f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown struct DisplayDeviceState { 1558f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown DisplayDeviceState(); 1568f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown DisplayDeviceState(DisplayDevice::DisplayType type); 1578f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown bool isValid() const { return type >= 0; } 1588f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown bool isMainDisplay() const { return type == DisplayDevice::DISPLAY_PRIMARY; } 1598f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown bool isVirtualDisplay() const { return type >= DisplayDevice::DISPLAY_VIRTUAL; } 1608f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown DisplayDevice::DisplayType type; 1618f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown sp<IGraphicBufferProducer> surface; 1628f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown uint32_t layerStack; 1638f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown Rect viewport; 1648f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown Rect frame; 1658f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown uint8_t orientation; 1668f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown String8 displayName; 1678f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown bool isSecure; 1688f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown }; 1698f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown 1708f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown struct State { 1718f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown LayerVector layersSortedByZ; 1728f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown DefaultKeyedVector< wp<IBinder>, DisplayDeviceState> displays; 1738f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown }; 1748f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown 1758f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown /* ------------------------------------------------------------------------ 1768f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown * IBinder interface 1778f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown */ 1788f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown virtual status_t onTransact(uint32_t code, const Parcel& data, 1798f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown Parcel* reply, uint32_t flags); 1808f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown virtual status_t dump(int fd, const Vector<String16>& args); 1818f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown 1828f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown /* ------------------------------------------------------------------------ 1838f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown * ISurfaceComposer interface 1848f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown */ 1858f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown virtual sp<ISurfaceComposerClient> createConnection(); 1868f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown virtual sp<IGraphicBufferAlloc> createGraphicBufferAlloc(); 1878f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown virtual sp<IBinder> createDisplay(const String8& displayName, bool secure); 1888f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown virtual void destroyDisplay(const sp<IBinder>& display); 1898f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown virtual sp<IBinder> getBuiltInDisplay(int32_t id); 1908f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown virtual void setTransactionState(const Vector<ComposerState>& state, 1918f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown const Vector<DisplayState>& displays, uint32_t flags); 1928f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown virtual void bootFinished(); 1938f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown virtual bool authenticateSurfaceTexture( 1948f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown const sp<IGraphicBufferProducer>& bufferProducer) const; 1958f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown virtual sp<IDisplayEventConnection> createDisplayEventConnection(); 1968f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown virtual status_t captureScreen(const sp<IBinder>& display, 1978f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown const sp<IGraphicBufferProducer>& producer, 1988f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown uint32_t reqWidth, uint32_t reqHeight, 1998f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown uint32_t minLayerZ, uint32_t maxLayerZ); 2008f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown // called when screen needs to turn off 2018f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown virtual void blank(const sp<IBinder>& display); 2028f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown // called when screen is turning back on 2038f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown virtual void unblank(const sp<IBinder>& display); 2048f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown virtual status_t getDisplayInfo(const sp<IBinder>& display, DisplayInfo* info); 2058f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown 2068f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown /* ------------------------------------------------------------------------ 2078f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown * DeathRecipient interface 2088f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown */ 2098f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown virtual void binderDied(const wp<IBinder>& who); 2108f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown 2118f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown /* ------------------------------------------------------------------------ 2128f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown * Thread interface 2138f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown */ 2148f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown virtual bool threadLoop(); 2158f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown virtual status_t readyToRun(); 2168f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown virtual void onFirstRef(); 2178f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown 2188f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown /* ------------------------------------------------------------------------ 2198f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown * HWComposer::EventHandler interface 2208f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown */ 2218f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown virtual void onVSyncReceived(int type, nsecs_t timestamp); 2228f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown virtual void onHotplugReceived(int disp, bool connected); 2238f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown 2248f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown /* ------------------------------------------------------------------------ 2258f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown * Message handling 2268f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown */ 2278f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown void waitForEvent(); 2288f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown void signalTransaction(); 2298f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown void signalLayerUpdate(); 2308f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown void signalRefresh(); 2318f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown 2328f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown // called on the main thread in response to initializeDisplays() 2338f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown void onInitializeDisplays(); 2348f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown // called on the main thread in response to blank() 2358f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown void onScreenReleased(const sp<const DisplayDevice>& hw); 2368f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown // called on the main thread in response to unblank() 2378f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown void onScreenAcquired(const sp<const DisplayDevice>& hw); 2388f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown 2398f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown void handleMessageTransaction(); 2408f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown void handleMessageInvalidate(); 2418f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown void handleMessageRefresh(); 2428f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown 2438f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown void handleTransaction(uint32_t transactionFlags); 2448f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown void handleTransactionLocked(uint32_t transactionFlags); 2458f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown 2468f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown /* handlePageFilp: this is were we latch a new buffer 2478f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown * if available and compute the dirty region. 2488f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown */ 2498f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown void handlePageFlip(); 2508f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown 2518f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown /* ------------------------------------------------------------------------ 2528f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown * Transactions 2538f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown */ 2548f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown uint32_t getTransactionFlags(uint32_t flags); 2558f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown uint32_t peekTransactionFlags(uint32_t flags); 2568f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown uint32_t setTransactionFlags(uint32_t flags); 2578f3b1307678fcd1896c7fb8ba4cc20553dc032e8Jeff Brown void commitTransaction(); 258 uint32_t setClientStateLocked(const sp<Client>& client, const layer_state_t& s); 259 uint32_t setDisplayStateLocked(const DisplayState& s); 260 261 /* ------------------------------------------------------------------------ 262 * Layer management 263 */ 264 status_t createLayer(const String8& name, const sp<Client>& client, 265 uint32_t w, uint32_t h, PixelFormat format, uint32_t flags, 266 sp<IBinder>* handle, sp<IGraphicBufferProducer>* gbp); 267 268 status_t createNormalLayer(const sp<Client>& client, const String8& name, 269 uint32_t w, uint32_t h, uint32_t flags, PixelFormat& format, 270 sp<IBinder>* outHandle, sp<IGraphicBufferProducer>* outGbp, 271 sp<Layer>* outLayer); 272 273 status_t createDimLayer(const sp<Client>& client, const String8& name, 274 uint32_t w, uint32_t h, uint32_t flags, sp<IBinder>* outHandle, 275 sp<IGraphicBufferProducer>* outGbp, sp<Layer>* outLayer); 276 277 // called in response to the window-manager calling 278 // ISurfaceComposerClient::destroySurface() 279 status_t onLayerRemoved(const sp<Client>& client, const sp<IBinder>& handle); 280 281 // called when all clients have released all their references to 282 // this layer meaning it is entirely safe to destroy all 283 // resources associated to this layer. 284 status_t onLayerDestroyed(const wp<Layer>& layer); 285 286 // remove a layer from SurfaceFlinger immediately 287 status_t removeLayer(const sp<Layer>& layer); 288 289 // add a layer to SurfaceFlinger 290 void addClientLayer(const sp<Client>& client, 291 const sp<IBinder>& handle, 292 const sp<IGraphicBufferProducer>& gbc, 293 const sp<Layer>& lbc); 294 295 /* ------------------------------------------------------------------------ 296 * Boot animation, on/off animations and screen capture 297 */ 298 299 void startBootAnim(); 300 301 void renderScreenImplLocked( 302 const sp<const DisplayDevice>& hw, 303 uint32_t reqWidth, uint32_t reqHeight, 304 uint32_t minLayerZ, uint32_t maxLayerZ, 305 bool yswap); 306 307 status_t captureScreenImplLocked( 308 const sp<const DisplayDevice>& hw, 309 const sp<IGraphicBufferProducer>& producer, 310 uint32_t reqWidth, uint32_t reqHeight, 311 uint32_t minLayerZ, uint32_t maxLayerZ); 312 313 /* ------------------------------------------------------------------------ 314 * EGL 315 */ 316 static status_t selectConfigForAttribute(EGLDisplay dpy, 317 EGLint const* attrs, EGLint attribute, EGLint value, EGLConfig* outConfig); 318 static EGLConfig selectEGLConfig(EGLDisplay disp, EGLint visualId); 319 size_t getMaxTextureSize() const; 320 size_t getMaxViewportDims() const; 321 322 /* ------------------------------------------------------------------------ 323 * Display and layer stack management 324 */ 325 // called when starting, or restarting after system_server death 326 void initializeDisplays(); 327 328 // Create an IBinder for a builtin display and add it to current state 329 void createBuiltinDisplayLocked(DisplayDevice::DisplayType type); 330 331 // NOTE: can only be called from the main thread or with mStateLock held 332 sp<const DisplayDevice> getDisplayDevice(const wp<IBinder>& dpy) const { 333 return mDisplays.valueFor(dpy); 334 } 335 336 // NOTE: can only be called from the main thread or with mStateLock held 337 sp<DisplayDevice> getDisplayDevice(const wp<IBinder>& dpy) { 338 return mDisplays.valueFor(dpy); 339 } 340 341 // mark a region of a layer stack dirty. this updates the dirty 342 // region of all screens presenting this layer stack. 343 void invalidateLayerStack(uint32_t layerStack, const Region& dirty); 344 345 // allocate a h/w composer display id 346 int32_t allocateHwcDisplayId(DisplayDevice::DisplayType type); 347 348 /* ------------------------------------------------------------------------ 349 * H/W composer 350 */ 351 352 HWComposer& getHwComposer() const { return *mHwc; } 353 354 /* ------------------------------------------------------------------------ 355 * Compositing 356 */ 357 void invalidateHwcGeometry(); 358 static void computeVisibleRegions( 359 const LayerVector& currentLayers, uint32_t layerStack, 360 Region& dirtyRegion, Region& opaqueRegion); 361 362 void preComposition(); 363 void postComposition(); 364 void rebuildLayerStacks(); 365 void setUpHWComposer(); 366 void doComposition(); 367 void doDebugFlashRegions(); 368 void doDisplayComposition(const sp<const DisplayDevice>& hw, const Region& dirtyRegion); 369 void doComposeSurfaces(const sp<const DisplayDevice>& hw, const Region& dirty); 370 371 void postFramebuffer(); 372 void drawWormhole(const sp<const DisplayDevice>& hw, const Region& region) const; 373 374 /* ------------------------------------------------------------------------ 375 * Display management 376 */ 377 378 379 /* ------------------------------------------------------------------------ 380 * Debugging & dumpsys 381 */ 382 void listLayersLocked(const Vector<String16>& args, size_t& index, String8& result) const; 383 void dumpStatsLocked(const Vector<String16>& args, size_t& index, String8& result) const; 384 void clearStatsLocked(const Vector<String16>& args, size_t& index, String8& result); 385 void dumpAllLocked(const Vector<String16>& args, size_t& index, String8& result) const; 386 bool startDdmConnection(); 387 static void appendSfConfigString(String8& result); 388 void checkScreenshot(const sp<GraphicBuffer>& buf, void const* vaddr, 389 const sp<const DisplayDevice>& hw, 390 uint32_t minLayerZ, uint32_t maxLayerZ); 391 392 void logFrameStats(); 393 394 /* ------------------------------------------------------------------------ 395 * Attributes 396 */ 397 398 // access must be protected by mStateLock 399 mutable Mutex mStateLock; 400 State mCurrentState; 401 volatile int32_t mTransactionFlags; 402 Condition mTransactionCV; 403 bool mTransactionPending; 404 bool mAnimTransactionPending; 405 Vector< sp<Layer> > mLayersPendingRemoval; 406 SortedVector< wp<IBinder> > mGraphicBufferProducerList; 407 408 // protected by mStateLock (but we could use another lock) 409 bool mLayersRemoved; 410 411 // access must be protected by mInvalidateLock 412 volatile int32_t mRepaintEverything; 413 414 // constant members (no synchronization needed for access) 415 HWComposer* mHwc; 416 RenderEngine* mRenderEngine; 417 nsecs_t mBootTime; 418 bool mGpuToCpuSupported; 419 sp<EventThread> mEventThread; 420 EGLContext mEGLContext; 421 EGLConfig mEGLConfig; 422 EGLDisplay mEGLDisplay; 423 EGLint mEGLNativeVisualId; 424 sp<IBinder> mBuiltinDisplays[DisplayDevice::NUM_DISPLAY_TYPES]; 425 426 // Can only accessed from the main thread, these members 427 // don't need synchronization 428 State mDrawingState; 429 bool mVisibleRegionsDirty; 430 bool mHwWorkListDirty; 431 bool mAnimCompositionPending; 432 433 // this may only be written from the main thread with mStateLock held 434 // it may be read from other threads with mStateLock held 435 DefaultKeyedVector< wp<IBinder>, sp<DisplayDevice> > mDisplays; 436 437 // don't use a lock for these, we don't care 438 int mDebugRegion; 439 int mDebugDDMS; 440 int mDebugDisableHWC; 441 int mDebugDisableTransformHint; 442 volatile nsecs_t mDebugInSwapBuffers; 443 nsecs_t mLastSwapBufferTime; 444 volatile nsecs_t mDebugInTransaction; 445 nsecs_t mLastTransactionTime; 446 bool mBootFinished; 447 448 // these are thread safe 449 mutable MessageQueue mEventQueue; 450 mutable Barrier mReadyToRunBarrier; 451 FrameTracker mAnimFrameTracker; 452 453 // protected by mDestroyedLayerLock; 454 mutable Mutex mDestroyedLayerLock; 455 Vector<Layer const *> mDestroyedLayers; 456 457 /* ------------------------------------------------------------------------ 458 * Feature prototyping 459 */ 460 461 sp<IBinder> mExtDisplayToken; 462}; 463 464// --------------------------------------------------------------------------- 465}; // namespace android 466 467#endif // ANDROID_SURFACE_FLINGER_H 468