dali/internal/common/core-impl.cpp

   1 /*
   2  * Copyright (c) 2016 Samsung Electronics Co., Ltd.
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  * http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  *
  16  */
  17
  18 // CLASS HEADER
  19 #include <dali/internal/common/core-impl.h>
  20
  21 // INTERNAL INCLUDES
  22 #include <dali/integration-api/system-overlay.h>
  23 #include <dali/integration-api/core.h>
  24 #include <dali/integration-api/debug.h>
  25 #include <dali/integration-api/events/event.h>
  26 #include <dali/integration-api/gl-sync-abstraction.h>
  27 #include <dali/integration-api/platform-abstraction.h>
  28 #include <dali/integration-api/render-controller.h>
  29
  30 #include <dali/internal/event/actors/actor-impl.h>
  31 #include <dali/internal/event/animation/animation-playlist.h>
  32 #include <dali/internal/event/common/notification-manager.h>
  33 #include <dali/internal/event/common/property-notification-manager.h>
  34 #include <dali/internal/event/common/stage-impl.h>
  35 #include <dali/internal/event/common/thread-local-storage.h>
  36 #include <dali/internal/event/common/type-registry-impl.h>
  37 #include <dali/internal/event/effects/shader-factory.h>
  38 #include <dali/internal/event/events/event-processor.h>
  39 #include <dali/internal/event/events/gesture-event-processor.h>
  40 #include <dali/internal/event/render-tasks/render-task-list-impl.h>
  41 #include <dali/internal/event/size-negotiation/relayout-controller-impl.h>
  42
  43 #include <dali/internal/update/common/discard-queue.h>
  44 #include <dali/internal/update/common/texture-cache-dispatcher.h>
  45 #include <dali/internal/update/manager/update-manager.h>
  46 #include <dali/internal/update/manager/geometry-batcher.h>
  47 #include <dali/internal/update/manager/render-task-processor.h>
  48 #include <dali/internal/update/resources/resource-manager.h>
  49
  50 #include <dali/internal/render/common/performance-monitor.h>
  51 #include <dali/internal/render/common/render-manager.h>
  52 #include <dali/internal/render/gl-resources/texture-cache.h>
  53 #include <dali/internal/render/gl-resources/context.h>
  54
  55 using Dali::Internal::SceneGraph::UpdateManager;
  56 using Dali::Internal::SceneGraph::RenderManager;
  57 using Dali::Internal::SceneGraph::DiscardQueue;
  58 using Dali::Internal::SceneGraph::RenderQueue;
  59 using Dali::Internal::SceneGraph::TextureCache;
  60 using Dali::Internal::SceneGraph::TextureCacheDispatcher;
  61
  62 namespace
  63 {
  64 // The Update for frame N+1 may be processed whilst frame N is being rendered.
  65 const unsigned int MAXIMUM_UPDATE_COUNT = 2u;
  66
  67 #if defined(DEBUG_ENABLED)
  68 Debug::Filter* gCoreFilter = Debug::Filter::New(Debug::Concise, false, "LOG_CORE");
  69 #endif
  70 }
  71
  72 namespace Dali
  73 {
  74
  75 namespace Internal
  76 {
  77
  78 using Integration::RenderController;
  79 using Integration::PlatformAbstraction;
  80 using Integration::GlSyncAbstraction;
  81 using Integration::GestureManager;
  82 using Integration::GlAbstraction;
  83 using Integration::Event;
  84 using Integration::UpdateStatus;
  85 using Integration::RenderStatus;
  86
  87 Core::Core( RenderController& renderController, PlatformAbstraction& platform,
  88             GlAbstraction& glAbstraction, GlSyncAbstraction& glSyncAbstraction,
  89             GestureManager& gestureManager, ResourcePolicy::DataRetention dataRetentionPolicy)
  90 : mRenderController( renderController ),
  91   mPlatform(platform),
  92   mGestureEventProcessor(NULL),
  93   mEventProcessor(NULL),
  94   mUpdateManager(NULL),
  95   mRenderManager(NULL),
  96   mDiscardQueue(NULL),
  97   mTextureUploadedQueue(),
  98   mNotificationManager(NULL),
  99   mShaderFactory(NULL),
 100   mGeometryBatcher( NULL ),
 101   mIsActive(true),
 102   mProcessingEvent(false)
 103 {
 104   // Create the thread local storage
 105   CreateThreadLocalStorage();
 106
 107   // This does nothing until Core is built with --enable-performance-monitor
 108   PERFORMANCE_MONITOR_INIT( platform );
 109
 110   mNotificationManager = new NotificationManager();
 111
 112   mAnimationPlaylist = AnimationPlaylist::New();
 113
 114   mPropertyNotificationManager = PropertyNotificationManager::New();
 115
 116   mTextureUploadedQueue = new LockedResourceQueue;
 117
 118   mGeometryBatcher = new SceneGraph::GeometryBatcher();
 119
 120   mRenderTaskProcessor = new SceneGraph::RenderTaskProcessor();
 121
 122   mRenderManager = RenderManager::New( glAbstraction, glSyncAbstraction, *mGeometryBatcher, *mTextureUploadedQueue );
 123
 124   RenderQueue& renderQueue = mRenderManager->GetRenderQueue();
 125   TextureCache& textureCache = mRenderManager->GetTextureCache();
 126
 127   ResourcePolicy::Discardable discardPolicy = ResourcePolicy::OWNED_DISCARD;
 128   if( dataRetentionPolicy == ResourcePolicy::DALI_RETAINS_ALL_DATA )
 129   {
 130     discardPolicy = ResourcePolicy::OWNED_RETAIN;
 131   }
 132   textureCache.SetDiscardBitmapsPolicy(discardPolicy);
 133
 134   mTextureCacheDispatcher = new SceneGraph::TextureCacheDispatcher( renderQueue, textureCache );
 135
 136   mDiscardQueue = new DiscardQueue( renderQueue );
 137
 138   mResourceManager = new ResourceManager(  mPlatform,
 139                                           *mNotificationManager,
 140                                           *mTextureCacheDispatcher,
 141                                           *mTextureUploadedQueue,
 142                                           *mDiscardQueue,
 143                                            renderQueue );
 144
 145   mUpdateManager = new UpdateManager( *mNotificationManager,
 146                                       *mAnimationPlaylist,
 147                                       *mPropertyNotificationManager,
 148                                       *mResourceManager,
 149                                       *mDiscardQueue,
 150                                        renderController,
 151                                       *mRenderManager,
 152                                        renderQueue,
 153                                       *mTextureCacheDispatcher,
 154                                       *mGeometryBatcher,
 155                                       *mRenderTaskProcessor );
 156
 157   mRenderManager->SetShaderSaver( *mUpdateManager );
 158
 159   mStage = IntrusivePtr<Stage>( Stage::New( *mAnimationPlaylist, *mPropertyNotificationManager, *mUpdateManager, *mNotificationManager ) );
 160
 161   // This must be called after stage is created but before stage initialization
 162   mRelayoutController = IntrusivePtr< RelayoutController >( new RelayoutController( mRenderController ) );
 163
 164   mStage->Initialize();
 165
 166   mResourceClient = new ResourceClient( *mResourceManager, *mStage );
 167
 168   mGestureEventProcessor = new GestureEventProcessor(*mStage, gestureManager, mRenderController);
 169   mEventProcessor = new EventProcessor(*mStage, *mNotificationManager, *mGestureEventProcessor);
 170
 171   mShaderFactory = new ShaderFactory();
 172   mUpdateManager->SetShaderSaver( *mShaderFactory );
 173
 174   GetImplementation(Dali::TypeRegistry::Get()).CallInitFunctions();
 175 }
 176
 177 Core::~Core()
 178 {
 179   /**
 180    * TODO this should be done by Adaptor, Core does not know about threading
 181    * First stop the resource loading thread(s)
 182    */
 183   mPlatform.JoinLoaderThreads();
 184
 185   /*
 186    * The order of destructing these singletons is important!!!
 187    */
 188
 189   // clear the thread local storage first
 190   // allows core to be created / deleted many times in the same thread (how TET cases work).
 191   // Do this before mStage.Reset() so Stage::IsInstalled() returns false
 192   ThreadLocalStorage* tls = ThreadLocalStorage::GetInternal();
 193   if( tls )
 194   {
 195     tls->Remove();
 196   }
 197
 198   // Stop relayout requests being raised on stage destruction
 199   mRelayoutController.Reset();
 200
 201   // Clean-up stage - remove default camera and root layer
 202   mStage->Uninitialize();
 203
 204   // remove (last?) reference to stage
 205   mStage.Reset();
 206
 207   delete mEventProcessor;
 208   delete mGestureEventProcessor;
 209   delete mNotificationManager;
 210   delete mShaderFactory;
 211   delete mResourceClient;
 212   delete mResourceManager;
 213   delete mDiscardQueue;
 214   delete mTextureCacheDispatcher;
 215   delete mUpdateManager;
 216   delete mRenderManager;
 217   delete mRenderTaskProcessor;
 218   delete mGeometryBatcher;
 219   delete mTextureUploadedQueue;
 220 }
 221
 222 Integration::ContextNotifierInterface* Core::GetContextNotifier()
 223 {
 224   return mStage.Get();
 225 }
 226
 227 void Core::RecoverFromContextLoss()
 228 {
 229   DALI_LOG_INFO(gCoreFilter, Debug::Verbose, "Core::RecoverFromContextLoss()\n");
 230
 231   mStage->GetRenderTaskList().RecoverFromContextLoss(); // Re-trigger render-tasks
 232 }
 233
 234 void Core::ContextCreated()
 235 {
 236   mRenderManager->ContextCreated();
 237 }
 238
 239 void Core::ContextDestroyed()
 240 {
 241   mRenderManager->ContextDestroyed();
 242 }
 243
 244 void Core::SurfaceResized( unsigned int width, unsigned int height )
 245 {
 246   mStage->SurfaceResized( width, height );
 247
 248   // The stage-size may be less than surface-size (reduced by top-margin)
 249   Vector2 size = mStage->GetSize();
 250   mRelayoutController->SetStageSize( size.width, size.height );
 251 }
 252
 253 void Core::SetTopMargin( unsigned int margin )
 254 {
 255   mStage->SetTopMargin( margin );
 256
 257   // The stage-size may be less than surface-size (reduced by top-margin)
 258   Vector2 size = mStage->GetSize();
 259   mRelayoutController->SetStageSize( size.width, size.height );
 260 }
 261
 262 void Core::SetDpi( unsigned int dpiHorizontal, unsigned int dpiVertical )
 263 {
 264   mStage->SetDpi( Vector2( dpiHorizontal , dpiVertical) );
 265 }
 266
 267 void Core::Update( float elapsedSeconds, unsigned int lastVSyncTimeMilliseconds, unsigned int nextVSyncTimeMilliseconds, Integration::UpdateStatus& status )
 268 {
 269   // set the time delta so adaptor can easily print FPS with a release build with 0 as
 270   // it is cached by frametime
 271   status.secondsFromLastFrame = elapsedSeconds;
 272
 273   // Render returns true when there are updates on the stage or one or more animations are completed.
 274   // Use the estimated time diff till we render as the elapsed time.
 275   status.keepUpdating = mUpdateManager->Update( elapsedSeconds,
 276                                                 lastVSyncTimeMilliseconds,
 277                                                 nextVSyncTimeMilliseconds );
 278
 279   // Check the Notification Manager message queue to set needsNotification
 280   status.needsNotification = mNotificationManager->MessagesToProcess();
 281
 282   // No need to keep update running if there are notifications to process.
 283   // Any message to update will wake it up anyways
 284
 285   if ( mResourceManager->ResourcesToProcess() )
 286   {
 287     // If we are still processing resources, then we have to continue the update
 288     status.keepUpdating |= Integration::KeepUpdating::LOADING_RESOURCES;
 289   }
 290 }
 291
 292 void Core::Render( RenderStatus& status )
 293 {
 294   bool updateRequired = mRenderManager->Render( status );
 295
 296   status.SetNeedsUpdate( updateRequired );
 297 }
 298
 299 void Core::Suspend()
 300 {
 301   mPlatform.Suspend();
 302
 303   mIsActive = false;
 304 }
 305
 306 void Core::Resume()
 307 {
 308   mPlatform.Resume();
 309
 310   mIsActive = true;
 311
 312   // trigger processing of events queued up while paused
 313   ProcessEvents();
 314 }
 315
 316 void Core::SceneCreated()
 317 {
 318   mStage->EmitSceneCreatedSignal();
 319
 320   mRelayoutController->OnApplicationSceneCreated();
 321 }
 322
 323 void Core::QueueEvent( const Integration::Event& event )
 324 {
 325   mEventProcessor->QueueEvent( event );
 326 }
 327
 328 void Core::ProcessEvents()
 329 {
 330   // Guard against calls to ProcessEvents() during ProcessEvents()
 331   if( mProcessingEvent )
 332   {
 333     DALI_LOG_ERROR( "ProcessEvents should not be called from within ProcessEvents!\n" );
 334     mRenderController.RequestProcessEventsOnIdle();
 335     return;
 336   }
 337
 338   mProcessingEvent = true;
 339   mRelayoutController->SetProcessingCoreEvents( true );
 340
 341   // Signal that any messages received will be flushed soon
 342   mUpdateManager->EventProcessingStarted();
 343
 344   mEventProcessor->ProcessEvents();
 345
 346   mNotificationManager->ProcessMessages();
 347
 348   // Avoid allocating MessageBuffers, triggering size-negotiation or sending any other spam whilst paused
 349   if( mIsActive )
 350   {
 351     // Emit signal here to inform listeners that event processing has finished.
 352     mStage->EmitEventProcessingFinishedSignal();
 353
 354     // Run the size negotiation after event processing finished signal
 355     mRelayoutController->Relayout();
 356
 357     // Flush any queued messages for the update-thread
 358     const bool messagesToProcess = mUpdateManager->FlushQueue();
 359
 360     // Check if the touch or gestures require updates.
 361     const bool gestureNeedsUpdate = mGestureEventProcessor->NeedsUpdate();
 362
 363     if( messagesToProcess || gestureNeedsUpdate )
 364     {
 365       // tell the render controller to keep update thread running
 366       mRenderController.RequestUpdate();
 367     }
 368   }
 369
 370   mRelayoutController->SetProcessingCoreEvents( false );
 371
 372   // ProcessEvents() may now be called again
 373   mProcessingEvent = false;
 374 }
 375
 376 unsigned int Core::GetMaximumUpdateCount() const
 377 {
 378   return MAXIMUM_UPDATE_COUNT;
 379 }
 380
 381 Integration::SystemOverlay& Core::GetSystemOverlay()
 382 {
 383   return mStage->GetSystemOverlay();
 384 }
 385
 386 void Core::SetViewMode( ViewMode viewMode )
 387 {
 388   mStage->SetViewMode( viewMode );
 389 }
 390
 391 ViewMode Core::GetViewMode() const
 392 {
 393   return mStage->GetViewMode();
 394 }
 395
 396 void Core::SetStereoBase( float stereoBase )
 397 {
 398   mStage->SetStereoBase( stereoBase );
 399 }
 400
 401 float Core::GetStereoBase() const
 402 {
 403   return mStage->GetStereoBase();
 404 }
 405
 406 StagePtr Core::GetCurrentStage()
 407 {
 408   return mStage.Get();
 409 }
 410
 411 PlatformAbstraction& Core::GetPlatform()
 412 {
 413   return mPlatform;
 414 }
 415
 416 UpdateManager& Core::GetUpdateManager()
 417 {
 418   return *(mUpdateManager);
 419 }
 420
 421 RenderManager& Core::GetRenderManager()
 422 {
 423   return *(mRenderManager);
 424 }
 425
 426 NotificationManager& Core::GetNotificationManager()
 427 {
 428   return *(mNotificationManager);
 429 }
 430
 431 ResourceManager& Core::GetResourceManager()
 432 {
 433   return *(mResourceManager);
 434 }
 435
 436 ResourceClient& Core::GetResourceClient()
 437 {
 438   return *(mResourceClient);
 439 }
 440
 441 ShaderFactory& Core::GetShaderFactory()
 442 {
 443   return *(mShaderFactory);
 444 }
 445
 446 GestureEventProcessor& Core::GetGestureEventProcessor()
 447 {
 448   return *(mGestureEventProcessor);
 449 }
 450
 451 RelayoutController& Core::GetRelayoutController()
 452 {
 453   return *(mRelayoutController.Get());
 454 }
 455
 456 void Core::CreateThreadLocalStorage()
 457 {
 458   // a pointer to the ThreadLocalStorage object will be stored in TLS
 459   // and automatically deleted when the thread is killed
 460   new ThreadLocalStorage(this);
 461 }
 462
 463 } // namespace Internal
 464
 465 } // namespace Dali