2 * Copyright (c) 2016 Samsung Electronics Co., Ltd.
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
8 * http://www.apache.org/licenses/LICENSE-2.0
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.
19 #include <dali/internal/common/core-impl.h>
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>
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>
43 #include <dali/internal/update/common/discard-queue.h>
44 #include <dali/internal/update/manager/update-manager.h>
45 #include <dali/internal/update/manager/render-task-processor.h>
47 #include <dali/internal/render/common/performance-monitor.h>
48 #include <dali/internal/render/common/render-manager.h>
49 #include <dali/internal/render/gl-resources/context.h>
51 using Dali::Internal::SceneGraph::UpdateManager;
52 using Dali::Internal::SceneGraph::RenderManager;
53 using Dali::Internal::SceneGraph::DiscardQueue;
54 using Dali::Internal::SceneGraph::RenderQueue;
58 // The Update for frame N+1 may be processed whilst frame N is being rendered.
59 const unsigned int MAXIMUM_UPDATE_COUNT = 2u;
61 #if defined(DEBUG_ENABLED)
62 Debug::Filter* gCoreFilter = Debug::Filter::New(Debug::Concise, false, "LOG_CORE");
72 using Integration::RenderController;
73 using Integration::PlatformAbstraction;
74 using Integration::GlSyncAbstraction;
75 using Integration::GestureManager;
76 using Integration::GlAbstraction;
77 using Integration::Event;
78 using Integration::UpdateStatus;
79 using Integration::RenderStatus;
81 Core::Core( RenderController& renderController, PlatformAbstraction& platform,
82 GlAbstraction& glAbstraction, GlSyncAbstraction& glSyncAbstraction,
83 GestureManager& gestureManager, ResourcePolicy::DataRetention dataRetentionPolicy)
84 : mRenderController( renderController ),
86 mGestureEventProcessor(NULL),
87 mEventProcessor(NULL),
91 mNotificationManager(NULL),
94 mProcessingEvent(false)
96 // Create the thread local storage
97 CreateThreadLocalStorage();
99 // This does nothing until Core is built with --enable-performance-monitor
100 PERFORMANCE_MONITOR_INIT( platform );
102 mNotificationManager = new NotificationManager();
104 mAnimationPlaylist = AnimationPlaylist::New();
106 mPropertyNotificationManager = PropertyNotificationManager::New();
108 mRenderTaskProcessor = new SceneGraph::RenderTaskProcessor();
110 mRenderManager = RenderManager::New( glAbstraction, glSyncAbstraction );
112 RenderQueue& renderQueue = mRenderManager->GetRenderQueue();
114 mDiscardQueue = new DiscardQueue( renderQueue );
116 mUpdateManager = new UpdateManager( *mNotificationManager,
118 *mPropertyNotificationManager,
123 *mRenderTaskProcessor );
125 mRenderManager->SetShaderSaver( *mUpdateManager );
127 mStage = IntrusivePtr<Stage>( Stage::New( *mAnimationPlaylist, *mPropertyNotificationManager, *mUpdateManager, *mNotificationManager ) );
129 // This must be called after stage is created but before stage initialization
130 mRelayoutController = IntrusivePtr< RelayoutController >( new RelayoutController( mRenderController ) );
132 mStage->Initialize();
134 mGestureEventProcessor = new GestureEventProcessor(*mStage, gestureManager, mRenderController);
135 mEventProcessor = new EventProcessor(*mStage, *mNotificationManager, *mGestureEventProcessor);
137 mShaderFactory = new ShaderFactory();
138 mUpdateManager->SetShaderSaver( *mShaderFactory );
140 GetImplementation(Dali::TypeRegistry::Get()).CallInitFunctions();
146 * The order of destructing these singletons is important!!!
149 // clear the thread local storage first
150 // allows core to be created / deleted many times in the same thread (how TET cases work).
151 // Do this before mStage.Reset() so Stage::IsInstalled() returns false
152 ThreadLocalStorage* tls = ThreadLocalStorage::GetInternal();
159 // Stop relayout requests being raised on stage destruction
160 mRelayoutController.Reset();
162 // Clean-up stage - remove default camera and root layer
163 mStage->Uninitialize();
165 // remove (last?) reference to stage
168 delete mEventProcessor;
169 delete mGestureEventProcessor;
170 delete mNotificationManager;
171 delete mShaderFactory;
172 delete mDiscardQueue;
173 delete mUpdateManager;
174 delete mRenderManager;
175 delete mRenderTaskProcessor;
178 Integration::ContextNotifierInterface* Core::GetContextNotifier()
183 void Core::RecoverFromContextLoss()
185 DALI_LOG_INFO(gCoreFilter, Debug::Verbose, "Core::RecoverFromContextLoss()\n");
187 mStage->GetRenderTaskList().RecoverFromContextLoss(); // Re-trigger render-tasks
190 void Core::ContextCreated()
192 mRenderManager->ContextCreated();
195 void Core::ContextDestroyed()
197 mRenderManager->ContextDestroyed();
200 void Core::SurfaceResized( unsigned int width, unsigned int height )
202 mStage->SurfaceResized( width, height );
204 // The stage-size may be less than surface-size (reduced by top-margin)
205 Vector2 size = mStage->GetSize();
206 mRelayoutController->SetStageSize( size.width, size.height );
209 void Core::SetTopMargin( unsigned int margin )
211 mStage->SetTopMargin( margin );
213 // The stage-size may be less than surface-size (reduced by top-margin)
214 Vector2 size = mStage->GetSize();
215 mRelayoutController->SetStageSize( size.width, size.height );
218 void Core::SetDpi( unsigned int dpiHorizontal, unsigned int dpiVertical )
220 mStage->SetDpi( Vector2( dpiHorizontal , dpiVertical) );
223 void Core::Update( float elapsedSeconds, unsigned int lastVSyncTimeMilliseconds, unsigned int nextVSyncTimeMilliseconds, Integration::UpdateStatus& status )
225 // set the time delta so adaptor can easily print FPS with a release build with 0 as
226 // it is cached by frametime
227 status.secondsFromLastFrame = elapsedSeconds;
229 // Render returns true when there are updates on the stage or one or more animations are completed.
230 // Use the estimated time diff till we render as the elapsed time.
231 status.keepUpdating = mUpdateManager->Update( elapsedSeconds,
232 lastVSyncTimeMilliseconds,
233 nextVSyncTimeMilliseconds );
235 // Check the Notification Manager message queue to set needsNotification
236 status.needsNotification = mNotificationManager->MessagesToProcess();
238 // No need to keep update running if there are notifications to process.
239 // Any message to update will wake it up anyways
242 void Core::Render( RenderStatus& status )
244 bool updateRequired = mRenderManager->Render( status );
246 status.SetNeedsUpdate( updateRequired );
258 // trigger processing of events queued up while paused
262 void Core::SceneCreated()
264 mStage->EmitSceneCreatedSignal();
266 mRelayoutController->OnApplicationSceneCreated();
269 void Core::QueueEvent( const Integration::Event& event )
271 mEventProcessor->QueueEvent( event );
274 void Core::ProcessEvents()
276 // Guard against calls to ProcessEvents() during ProcessEvents()
277 if( mProcessingEvent )
279 DALI_LOG_ERROR( "ProcessEvents should not be called from within ProcessEvents!\n" );
280 mRenderController.RequestProcessEventsOnIdle();
284 mProcessingEvent = true;
285 mRelayoutController->SetProcessingCoreEvents( true );
287 // Signal that any messages received will be flushed soon
288 mUpdateManager->EventProcessingStarted();
290 mEventProcessor->ProcessEvents();
292 mNotificationManager->ProcessMessages();
294 // Avoid allocating MessageBuffers, triggering size-negotiation or sending any other spam whilst paused
297 // Emit signal here to inform listeners that event processing has finished.
298 mStage->EmitEventProcessingFinishedSignal();
300 // Run the size negotiation after event processing finished signal
301 mRelayoutController->Relayout();
303 // Flush any queued messages for the update-thread
304 const bool messagesToProcess = mUpdateManager->FlushQueue();
306 // Check if the touch or gestures require updates.
307 const bool gestureNeedsUpdate = mGestureEventProcessor->NeedsUpdate();
309 if( messagesToProcess || gestureNeedsUpdate )
311 // tell the render controller to keep update thread running
312 mRenderController.RequestUpdate();
316 mRelayoutController->SetProcessingCoreEvents( false );
318 // ProcessEvents() may now be called again
319 mProcessingEvent = false;
322 unsigned int Core::GetMaximumUpdateCount() const
324 return MAXIMUM_UPDATE_COUNT;
327 Integration::SystemOverlay& Core::GetSystemOverlay()
329 return mStage->GetSystemOverlay();
332 void Core::SetViewMode( ViewMode viewMode )
334 mStage->SetViewMode( viewMode );
337 ViewMode Core::GetViewMode() const
339 return mStage->GetViewMode();
342 void Core::SetStereoBase( float stereoBase )
344 mStage->SetStereoBase( stereoBase );
347 float Core::GetStereoBase() const
349 return mStage->GetStereoBase();
352 StagePtr Core::GetCurrentStage()
357 PlatformAbstraction& Core::GetPlatform()
362 UpdateManager& Core::GetUpdateManager()
364 return *(mUpdateManager);
367 RenderManager& Core::GetRenderManager()
369 return *(mRenderManager);
372 NotificationManager& Core::GetNotificationManager()
374 return *(mNotificationManager);
377 ShaderFactory& Core::GetShaderFactory()
379 return *(mShaderFactory);
382 GestureEventProcessor& Core::GetGestureEventProcessor()
384 return *(mGestureEventProcessor);
387 RelayoutController& Core::GetRelayoutController()
389 return *(mRelayoutController.Get());
392 void Core::CreateThreadLocalStorage()
394 // a pointer to the ThreadLocalStorage object will be stored in TLS
395 // The ThreadLocalStorage object should be deleted by the Core destructor
396 new ThreadLocalStorage(this);
399 } // namespace Internal