1 #ifndef DALI_INTERNAL_CORE_H
2 #define DALI_INTERNAL_CORE_H
5 * Copyright (c) 2018 Samsung Electronics Co., Ltd.
7 * Licensed under the Apache License, Version 2.0 (the "License");
8 * you may not use this file except in compliance with the License.
9 * You may obtain a copy of the License at
11 * http://www.apache.org/licenses/LICENSE-2.0
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
22 #include <dali/public-api/common/dali-vector.h>
23 #include <dali/public-api/object/ref-object.h>
24 #include <dali/integration-api/context-notifier.h>
25 #include <dali/integration-api/core-enumerations.h>
26 #include <dali/internal/common/owner-pointer.h>
27 #include <dali/devel-api/common/owner-container.h>
28 #include <dali/internal/event/animation/animation-playlist-declarations.h>
29 #include <dali/internal/event/common/stage-def.h>
30 #include <dali/integration-api/resource-policies.h>
31 #include <dali/internal/event/common/scene-impl.h>
32 #include <dali/internal/event/common/object-registry-impl.h>
40 class RenderController;
41 class PlatformAbstraction;
44 class GlSyncAbstraction;
55 class NotificationManager;
56 class AnimationPlaylist;
57 class PropertyNotificationManager;
59 class GestureEventProcessor;
62 class RelayoutController;
63 class EventThreadServices;
70 class RenderTaskProcessor;
74 * Internal class for Dali::Integration::Core
76 class Core : public EventThreadServices
81 * Create and initialise a new Core instance
83 Core( Integration::RenderController& renderController,
84 Integration::PlatformAbstraction& platform,
85 Integration::GlAbstraction& glAbstraction,
86 Integration::GlSyncAbstraction& glSyncAbstraction,
87 Integration::GestureManager& gestureManager,
88 ResourcePolicy::DataRetention dataRetentionPolicy,
89 Integration::RenderToFrameBuffer renderToFboEnabled,
90 Integration::DepthBufferAvailable depthBufferAvailable,
91 Integration::StencilBufferAvailable stencilBufferAvailable );
99 * @copydoc Dali::Integration::Core::Initialize()
104 * @copydoc Dali::Integration::Core::GetContextNotifier()
106 Integration::ContextNotifierInterface* GetContextNotifier();
109 * @copydoc Dali::Integration::Core::ContextCreated()
111 void ContextCreated();
114 * @copydoc Dali::Integration::Core::ContextDestroyed()
116 void ContextDestroyed();
119 * @copydoc Dali::Integration::Core::RecoverFromContextLoss()
121 void RecoverFromContextLoss();
124 * @copydoc Dali::Integration::Core::SurfaceResized(Integration::RenderSurface*)
126 void SurfaceResized( Integration::RenderSurface* surface );
129 * @copydoc Dali::Integration::Core::SetMinimumFrameTimeInterval(uint32_t)
131 void SetMinimumFrameTimeInterval(uint32_t interval);
134 * @copydoc Dali::Integration::Core::Update()
136 void Update( float elapsedSeconds, uint32_t lastVSyncTimeMilliseconds, uint32_t nextVSyncTimeMilliseconds, Integration::UpdateStatus& status, bool renderToFboEnabled, bool isRenderingToFbo );
139 * @copydoc Dali::Integration::Core::Render()
141 void Render( Integration::RenderStatus& status, bool forceClear );
144 * @copydoc Dali::Integration::Core::SceneCreated()
149 * @copydoc Dali::Integration::Core::QueueEvent(const Integration::Event&)
151 void QueueEvent( const Integration::Event& event );
154 * @copydoc Dali::Integration::Core::ProcessEvents()
156 void ProcessEvents();
159 * @copydoc Dali::Integration::Core::GetMaximumUpdateCount()
161 uint32_t GetMaximumUpdateCount() const;
164 * @copydoc Dali::Integration::Core::RegisterProcessor
166 void RegisterProcessor( Dali::Integration::Processor& processor );
169 * @copydoc Dali::Integration::Core::UnregisterProcessor
171 void UnregisterProcessor( Dali::Integration::Processor& processor );
174 * @copydoc Dali::Internal::ThreadLocalStorage::AddScene()
176 void AddScene( Scene* scene );
179 * @copydoc Dali::Internal::ThreadLocalStorage::RemoveScene()
181 void RemoveScene( Scene* scene );
183 public: // Implementation of EventThreadServices
186 * @copydoc EventThreadServices::RegisterObject
188 void RegisterObject( BaseObject* object) override;
191 * @copydoc EventThreadServices::UnregisterObject
193 void UnregisterObject( BaseObject* object) override;
196 * @copydoc EventThreadServices::GetUpdateManager
198 SceneGraph::UpdateManager& GetUpdateManager() override;
201 * @copydoc EventThreadServices::GetRenderController
203 Integration::RenderController& GetRenderController() override;
206 * @copydoc EventThreadServices::ReserveMessageSlot
208 uint32_t* ReserveMessageSlot( uint32_t size, bool updateScene ) override;
211 * @copydoc EventThreadServices::GetEventBufferIndex
213 BufferIndex GetEventBufferIndex() const override;
216 * @copydoc EventThreadServices::ForceNextUpdate
218 void ForceNextUpdate() override;
221 * @copydoc EventThreadServices::IsNextUpdateForced
223 bool IsNextUpdateForced() override;
227 * Run each registered processor
229 void RunProcessors();
231 // for use by ThreadLocalStorage
234 * Returns the current stage.
235 * @return A smart-pointer to the current stage.
237 StagePtr GetCurrentStage();
240 * Returns the platform abstraction.
241 * @return A reference to the platform abstraction.
243 Integration::PlatformAbstraction& GetPlatform();
246 * Returns the render manager.
247 * @return A reference to the render manager.
249 SceneGraph::RenderManager& GetRenderManager();
252 * Returns the notification manager.
253 * @return A reference to the Notification Manager.
255 NotificationManager& GetNotificationManager();
258 * Returns the Shader factory
259 * @return A reference to the Shader binary factory.
261 ShaderFactory& GetShaderFactory();
264 * Returns the gesture event processor.
265 * @return A reference to the gesture event processor.
267 GestureEventProcessor& GetGestureEventProcessor();
270 * Return the relayout controller
271 * @Return Return a reference to the relayout controller
273 RelayoutController& GetRelayoutController();
276 * @brief Gets the Object registry.
277 * @return A reference to the object registry
279 ObjectRegistry& GetObjectRegistry() const;
282 * @brief Gets the event thread services.
283 * @return A reference to the event thread services
285 EventThreadServices& GetEventThreadServices();
288 * @brief Gets the property notification manager.
289 * @return A reference to the property notification manager
291 PropertyNotificationManager& GetPropertyNotificationManager() const;
294 * @brief Gets the animation play list.
295 * @return A reference to the animation play list
297 AnimationPlaylist& GetAnimationPlaylist() const;
302 * Undefined copy and assignment operators
304 Core(const Core& core) = delete; // No definition
305 Core& operator=(const Core& core) = delete; // No definition
308 * Create Thread local storage
310 void CreateThreadLocalStorage();
314 Integration::RenderController& mRenderController; ///< Reference to Render controller to tell it to keep rendering
315 Integration::PlatformAbstraction& mPlatform; ///< The interface providing platform specific services.
317 IntrusivePtr<Stage> mStage; ///< The current stage
318 AnimationPlaylistOwner mAnimationPlaylist; ///< For 'Fire and forget' animation support
319 OwnerPointer<PropertyNotificationManager> mPropertyNotificationManager; ///< For safe signal emmision of property changed notifications
320 IntrusivePtr< RelayoutController > mRelayoutController; ///< Size negotiation relayout controller
322 OwnerPointer<SceneGraph::RenderTaskProcessor> mRenderTaskProcessor; ///< Handles the processing of render tasks
323 OwnerPointer<SceneGraph::RenderManager> mRenderManager; ///< Render manager
324 OwnerPointer<SceneGraph::UpdateManager> mUpdateManager; ///< Update manager
325 OwnerPointer<SceneGraph::DiscardQueue> mDiscardQueue; ///< Used to cleanup nodes & resources when no longer in use.
326 OwnerPointer<ShaderFactory> mShaderFactory; ///< Shader resource factory
327 OwnerPointer<NotificationManager> mNotificationManager; ///< Notification manager
328 OwnerPointer<GestureEventProcessor> mGestureEventProcessor; ///< The gesture event processor
329 OwnerPointer<EventProcessor> mEventProcessor; ///< The event processor
330 Dali::Vector<Integration::Processor*> mProcessors; ///< Registered processors (not owned)
332 std::vector<ScenePtr> mScenes; ///< A container of scenes that bound to a surface for rendering, owned by Core
334 // The object registry
335 ObjectRegistryPtr mObjectRegistry;
337 bool mProcessingEvent : 1; ///< True during ProcessEvents()
338 bool mForceNextUpdate:1; ///< True if the next rendering is really required.
340 friend class ThreadLocalStorage;
344 } // namespace Internal
348 #endif // DALI_INTERNAL_CORE_H