1 #ifndef DALI_INTERNAL_CORE_H
2 #define DALI_INTERNAL_CORE_H
5 * Copyright (c) 2020 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;
43 class GlSyncAbstraction;
44 class GlContextHelperAbstraction;
54 class NotificationManager;
55 class AnimationPlaylist;
56 class PropertyNotificationManager;
58 class GestureEventProcessor;
61 class RelayoutController;
62 class EventThreadServices;
69 class RenderTaskProcessor;
73 * Internal class for Dali::Integration::Core
75 class Core : public EventThreadServices
80 * Create and initialise a new Core instance
82 Core( Integration::RenderController& renderController,
83 Integration::PlatformAbstraction& platform,
84 Integration::GlAbstraction& glAbstraction,
85 Integration::GlSyncAbstraction& glSyncAbstraction,
86 Integration::GlContextHelperAbstraction& glContextHelperAbstraction,
87 Integration::RenderToFrameBuffer renderToFboEnabled,
88 Integration::DepthBufferAvailable depthBufferAvailable,
89 Integration::StencilBufferAvailable stencilBufferAvailable );
97 * @copydoc Dali::Integration::Core::Initialize()
102 * @copydoc Dali::Integration::Core::GetContextNotifier()
104 Integration::ContextNotifierInterface* GetContextNotifier();
107 * @copydoc Dali::Integration::Core::ContextCreated()
109 void ContextCreated();
112 * @copydoc Dali::Integration::Core::ContextDestroyed()
114 void ContextDestroyed();
117 * @copydoc Dali::Integration::Core::RecoverFromContextLoss()
119 void RecoverFromContextLoss();
122 * @copydoc Dali::Integration::Core::SetMinimumFrameTimeInterval(uint32_t)
124 void SetMinimumFrameTimeInterval(uint32_t interval);
127 * @copydoc Dali::Integration::Core::Update()
129 void Update( float elapsedSeconds, uint32_t lastVSyncTimeMilliseconds, uint32_t nextVSyncTimeMilliseconds, Integration::UpdateStatus& status, bool renderToFboEnabled, bool isRenderingToFbo );
132 * @copydoc Dali::Integration::Core::Render()
134 void PreRender( Integration::RenderStatus& status, bool forceClear, bool uploadOnly );
137 * @copydoc Dali::Integration::Core::RenderScene()
139 void RenderScene( Integration::Scene& scene, bool renderToFbo );
142 * @copydoc Dali::Integration::Core::Render()
144 void PostRender( bool uploadOnly );
147 * @copydoc Dali::Integration::Core::SceneCreated()
152 * @copydoc Dali::Integration::Core::QueueEvent(const Integration::Event&)
154 void QueueEvent( const Integration::Event& event );
157 * @copydoc Dali::Integration::Core::ProcessEvents()
159 void ProcessEvents();
162 * @copydoc Dali::Integration::Core::GetMaximumUpdateCount()
164 uint32_t GetMaximumUpdateCount() const;
167 * @copydoc Dali::Integration::Core::RegisterProcessor
169 void RegisterProcessor( Dali::Integration::Processor& processor );
172 * @copydoc Dali::Integration::Core::UnregisterProcessor
174 void UnregisterProcessor( Dali::Integration::Processor& processor );
177 * @copydoc Dali::Internal::ThreadLocalStorage::AddScene()
179 void AddScene( Scene* scene );
182 * @copydoc Dali::Internal::ThreadLocalStorage::RemoveScene()
184 void RemoveScene( Scene* scene );
186 public: // Implementation of EventThreadServices
189 * @copydoc EventThreadServices::RegisterObject
191 void RegisterObject( BaseObject* object) override;
194 * @copydoc EventThreadServices::UnregisterObject
196 void UnregisterObject( BaseObject* object) override;
199 * @copydoc EventThreadServices::GetUpdateManager
201 SceneGraph::UpdateManager& GetUpdateManager() override;
204 * @copydoc EventThreadServices::GetRenderController
206 Integration::RenderController& GetRenderController() override;
209 * @copydoc EventThreadServices::ReserveMessageSlot
211 uint32_t* ReserveMessageSlot( uint32_t size, bool updateScene ) override;
214 * @copydoc EventThreadServices::GetEventBufferIndex
216 BufferIndex GetEventBufferIndex() const override;
219 * @copydoc EventThreadServices::ForceNextUpdate
221 void ForceNextUpdate() override;
224 * @copydoc EventThreadServices::IsNextUpdateForced
226 bool IsNextUpdateForced() override;
230 * Run each registered processor
232 void RunProcessors();
234 // for use by ThreadLocalStorage
237 * Returns the current stage.
238 * @return A smart-pointer to the current stage.
240 StagePtr GetCurrentStage();
243 * Returns the platform abstraction.
244 * @return A reference to the platform abstraction.
246 Integration::PlatformAbstraction& GetPlatform();
249 * Returns the render manager.
250 * @return A reference to the render manager.
252 SceneGraph::RenderManager& GetRenderManager();
255 * Returns the notification manager.
256 * @return A reference to the Notification Manager.
258 NotificationManager& GetNotificationManager();
261 * Returns the Shader factory
262 * @return A reference to the Shader binary factory.
264 ShaderFactory& GetShaderFactory();
267 * Returns the gesture event processor.
268 * @return A reference to the gesture event processor.
270 GestureEventProcessor& GetGestureEventProcessor();
273 * Return the relayout controller
274 * @Return Return a reference to the relayout controller
276 RelayoutController& GetRelayoutController();
279 * @brief Gets the Object registry.
280 * @return A reference to the object registry
282 ObjectRegistry& GetObjectRegistry() const;
285 * @brief Gets the event thread services.
286 * @return A reference to the event thread services
288 EventThreadServices& GetEventThreadServices();
291 * @brief Gets the property notification manager.
292 * @return A reference to the property notification manager
294 PropertyNotificationManager& GetPropertyNotificationManager() const;
297 * @brief Gets the animation play list.
298 * @return A reference to the animation play list
300 AnimationPlaylist& GetAnimationPlaylist() const;
305 * Undefined copy and assignment operators
307 Core(const Core& core) = delete; // No definition
308 Core& operator=(const Core& core) = delete; // No definition
311 * Create Thread local storage
313 void CreateThreadLocalStorage();
317 Integration::RenderController& mRenderController; ///< Reference to Render controller to tell it to keep rendering
318 Integration::PlatformAbstraction& mPlatform; ///< The interface providing platform specific services.
320 IntrusivePtr<Stage> mStage; ///< The current stage
321 AnimationPlaylistOwner mAnimationPlaylist; ///< For 'Fire and forget' animation support
322 OwnerPointer<PropertyNotificationManager> mPropertyNotificationManager; ///< For safe signal emmision of property changed notifications
323 IntrusivePtr< RelayoutController > mRelayoutController; ///< Size negotiation relayout controller
325 OwnerPointer<SceneGraph::RenderTaskProcessor> mRenderTaskProcessor; ///< Handles the processing of render tasks
326 OwnerPointer<SceneGraph::RenderManager> mRenderManager; ///< Render manager
327 OwnerPointer<SceneGraph::UpdateManager> mUpdateManager; ///< Update manager
328 OwnerPointer<SceneGraph::DiscardQueue> mDiscardQueue; ///< Used to cleanup nodes & resources when no longer in use.
329 OwnerPointer<ShaderFactory> mShaderFactory; ///< Shader resource factory
330 OwnerPointer<NotificationManager> mNotificationManager; ///< Notification manager
331 OwnerPointer<GestureEventProcessor> mGestureEventProcessor; ///< The gesture event processor
332 Dali::Vector<Integration::Processor*> mProcessors; ///< Registered processors (not owned)
334 using SceneContainer = std::vector<ScenePtr>;
335 SceneContainer mScenes; ///< A container of scenes that bound to a surface for rendering, owned by Core
337 // The object registry
338 ObjectRegistryPtr mObjectRegistry;
340 bool mProcessingEvent : 1; ///< True during ProcessEvents()
341 bool mForceNextUpdate:1; ///< True if the next rendering is really required.
343 friend class ThreadLocalStorage;
347 } // namespace Internal
351 #endif // DALI_INTERNAL_CORE_H