X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=dali%2Fintegration-api%2Fcore.h;h=4220e509fcdff49bafe5e52bcfbce8dfdb6d456c;hb=4d75040ab200bd306ec5a48f2a617480062eef4c;hp=a62f0b9106956235ec8356ee82c912173c6ece2c;hpb=b1597f868be26141018cf638ad01963531c1992b;p=platform%2Fcore%2Fuifw%2Fdali-core.git diff --git a/dali/integration-api/core.h b/dali/integration-api/core.h index a62f0b9..4220e50 100644 --- a/dali/integration-api/core.h +++ b/dali/integration-api/core.h @@ -1,8 +1,8 @@ -#ifndef __DALI_INTEGRATION_CORE_H__ -#define __DALI_INTEGRATION_CORE_H__ +#ifndef DALI_INTEGRATION_CORE_H +#define DALI_INTEGRATION_CORE_H /* - * Copyright (c) 2014 Samsung Electronics Co., Ltd. + * Copyright (c) 2018 Samsung Electronics Co., Ltd. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -18,9 +18,12 @@ * */ -// EXTERNAL INCLUDES +// INTERNAL INCLUDES #include #include +#include +#include +#include namespace Dali { @@ -43,23 +46,21 @@ class SystemOverlay; struct Event; struct TouchData; + /** * The reasons why further updates are required. */ -namespace KeepUpdating DALI_IMPORT_API +namespace KeepUpdating +{ +enum Reasons { - extern const unsigned int NOT_REQUESTED; ///< Zero means that no further updates are required - - // Bit-field values - extern const unsigned int STAGE_KEEP_RENDERING; ///< 0x01 - Stage::KeepRendering() is being used - extern const unsigned int INCOMING_MESSAGES; ///< 0x02 - Event-thread is sending messages to update-thread - extern const unsigned int ANIMATIONS_RUNNING; ///< 0x04 - Animations are ongoing - extern const unsigned int DYNAMICS_CHANGED; ///< 0x08 - A dynamics simulation is running - extern const unsigned int LOADING_RESOURCES; ///< 0x10 - Resources are being loaded - extern const unsigned int NOTIFICATIONS_PENDING; ///< 0x20 - Notifications are pending for the event-thread - extern const unsigned int MONITORING_PERFORMANCE; ///< 0x40 - The --enable-performance-monitor option is being used - extern const unsigned int RENDER_TASK_SYNC; ///< 0x80 - A render task is waiting for render sync + NOT_REQUESTED = 0, ///< Zero means that no further updates are required + STAGE_KEEP_RENDERING = 1<<1, ///< - Stage::KeepRendering() is being used + ANIMATIONS_RUNNING = 1<<2, ///< - Animations are ongoing + MONITORING_PERFORMANCE = 1<<3, ///< - The --enable-performance-monitor option is being used + RENDER_TASK_SYNC = 1<<4 ///< - A render task is waiting for render sync }; +} /** * The status of the Core::Update operation. @@ -74,6 +75,7 @@ public: UpdateStatus() : keepUpdating(false), needsNotification(false), + surfaceRectChanged(false), secondsFromLastFrame( 0.0f ) { } @@ -94,6 +96,12 @@ public: bool NeedsNotification() { return needsNotification; } /** + * Query wheter the default surface rect is changed or not. + * @return true if the default surface rect is changed. + */ + bool SurfaceRectChanged() { return surfaceRectChanged; } + + /** * This method is provided so that FPS can be easily calculated with a release version * of Core. * @return the seconds from last frame as float @@ -104,6 +112,7 @@ public: unsigned int keepUpdating; ///< A bitmask of KeepUpdating values bool needsNotification; + bool surfaceRectChanged; float secondsFromLastFrame; }; @@ -118,41 +127,71 @@ public: * Constructor */ RenderStatus() - : needsUpdate(false), - hasRendered(false) + : needsUpdate( false ), + needsPostRender( false ) { } /** * Set whether update needs to run following a render. - * This might be because render has sent messages to update, or it has - * some textures to upload over several frames. + * @param[in] updateRequired Set to true if an update is required to be run */ - void SetNeedsUpdate(bool updateRequired) { needsUpdate = updateRequired; } + void SetNeedsUpdate( bool updateRequired ) + { + needsUpdate = updateRequired; + } /** * Query the update status following rendering of a frame. - * @return true if update should run. + * @return True if update is required to be run */ - bool NeedsUpdate() { return needsUpdate; } + bool NeedsUpdate() const + { + return needsUpdate; + } /** - * Set whether there were new render instructions. + * Sets if a post-render should be run. + * If nothing is rendered this frame, we can skip post-render. + * @param[in] postRenderRequired Set to True if post-render is required to be run */ - void SetHasRendered(bool rendered) { hasRendered = rendered; } + void SetNeedsPostRender( bool postRenderRequired ) + { + needsPostRender = postRenderRequired; + } /** - * Query whether there were new render instructions. - * @return true if there were render instructions + * Queries if a post-render should be run. + * @return True if post-render is required to be run */ - bool HasRendered() { return hasRendered; } + bool NeedsPostRender() const + { + return needsPostRender; + } private: - bool needsUpdate; - bool hasRendered; + bool needsUpdate :1; ///< True if update is required to be run + bool needsPostRender :1; ///< True if post-render is required to be run. +}; + +/** + * Interface to enable classes to be processed after the event loop. Classes are processed + * in the order they are registered. + */ +class DALI_CORE_API Processor +{ +public: + /** + * @brief Run the processor + */ + virtual void Process() = 0; + +protected: + virtual ~Processor() { } }; + /** * Integration::Core is used for integration with the native windowing system. * The following integration tasks must be completed: @@ -173,12 +212,6 @@ private: * * 7) Provide an implementation of the GestureManager interface, used to register gestures provided by the platform. * - * Suspend/Resume behaviour: - * - * The Core has no knowledge of the application lifecycle, but can be suspended. - * In the suspended state, input events will not be processed, and animations will not progress any further. - * The Core can still render in the suspended state; the same frame will be produced each time. - * * Multi-threading notes: * * The Dali API methods are not reentrant. If you access the API from multiple threads simultaneously, then the results @@ -194,7 +227,7 @@ private: * This is the recommended option, so that input processing will not affect the smoothness of animations. * Note that the rendering thread must be halted, before destroying the GL context. */ -class DALI_IMPORT_API Core +class DALI_CORE_API Core { public: @@ -206,13 +239,23 @@ public: * @param[in] glAbstraction The interface providing OpenGL services. * @param[in] glSyncAbstraction The interface providing OpenGL sync objects. * @param[in] gestureManager The interface providing gesture manager services. + * @param[in] policy The data retention policy. This depends on application setting + * and platform support. Dali should honour this policy when deciding to discard + * intermediate resource data. + * @param[in] renderToFboEnabled Whether rendering into the Frame Buffer Object is enabled. + * @param[in] depthBufferAvailable Whether the depth buffer is available + * @param[in] stencilBufferAvailable Whether the stencil buffer is available * @return A newly allocated Core. */ - static Core* New(RenderController& renderController, - PlatformAbstraction& platformAbstraction, - GlAbstraction& glAbstraction, - GlSyncAbstraction& glSyncAbstraction, - GestureManager& gestureManager); + static Core* New( RenderController& renderController, + PlatformAbstraction& platformAbstraction, + GlAbstraction& glAbstraction, + GlSyncAbstraction& glSyncAbstraction, + GestureManager& gestureManager, + ResourcePolicy::DataRetention policy, + RenderToFrameBuffer renderToFboEnabled, + DepthBufferAvailable depthBufferAvailable, + StencilBufferAvailable stencilBufferAvailable ); /** * Non-virtual destructor. Core is not intended as a base class. @@ -222,6 +265,11 @@ public: // GL Context Lifecycle /** + * Get the object that will notify the application/toolkit when context is lost/regained + */ + ContextNotifierInterface* GetContextNotifier(); + + /** * Notify the Core that the GL context has been created. * The context must be created before the Core can render. * Multi-threading note: this method should be called from the rendering thread only @@ -235,7 +283,18 @@ public: * Multi-threading note: this method should be called from the rendering thread only * @post The Core is unaware of any GL context. */ - void ContextToBeDestroyed(); + void ContextDestroyed(); + + /** + * Notify the Core that the GL context has been re-created, e.g. after ReplaceSurface + * or Context loss. + * + * In the case of ReplaceSurface, both ContextToBeDestroyed() and ContextCreated() will have + * been called on the render thread before this is called on the event thread. + * + * Multi-threading note: this method should be called from the main thread + */ + void RecoverFromContextLoss(); /** * Notify the Core that the GL surface has been resized. @@ -247,6 +306,15 @@ public: */ void SurfaceResized(unsigned int width, unsigned int height); + /** + * Notify the Core about the top margin size. + * Available stage size is reduced by this size. + * The stage is located below the size at the top of the display + * It is mainly useful for indicator in mobile device + * @param[in] margin margin size + */ + void SetTopMargin( unsigned int margin ); + // Core setters /** @@ -262,23 +330,9 @@ public: // Core Lifecycle /** - * Put Core into the suspended state. - * Any ongoing event processing will be cancelled, for example multi-touch sequences. - * The core expects the system has suspended us. Animation time will continue during the suspended - * state. - * Multi-threading note: this method should be called from the main thread - * @post The Core is in the suspended state. + * Notify Core that the scene has been created. */ - void Suspend(); - - /** - * Resume the Core from the suspended state. - * At the first update, the elapsed time passed to the animations will be equal to the time spent - * suspended. - * Multi-threading note: this method should be called from the main thread - * @post The Core is not in the suspended state. - */ - void Resume(); + void SceneCreated(); /** * Queue an event with Core. @@ -296,15 +350,6 @@ public: void ProcessEvents(); /** - * Update external raw touch data in core. - * The core will use the touch data to generate Dali Touch/Gesture events for applications to use - * in the update thread. - * @param[in] touch The raw touch data. - * @note This can be called from either the event thread OR a dedicated touch thread. - */ - void UpdateTouchData(const TouchData& touch); - - /** * The Core::Update() method prepares a frame for rendering. This method determines how many frames * may be prepared, ahead of the rendering. * For example if the maximum update count is 2, then Core::Update() for frame N+1 may be processed @@ -326,16 +371,24 @@ public: * @param[in] nextVSyncTimeMilliseconds The time of the next predicted VSync in milliseconds * @param[out] status showing whether further updates are required. This also shows * whether a Notification event should be sent, regardless of whether the multi-threading is used. + * @param[in] renderToFboEnabled Whether rendering into the Frame Buffer Object is enabled. + * @param[in] isRenderingToFbo Whether this frame is being rendered into the Frame Buffer Object. */ - void Update( float elapsedSeconds, unsigned int lastVSyncTimeMilliseconds, unsigned int nextVSyncTimeMilliseconds, UpdateStatus& status ); + void Update( float elapsedSeconds, + unsigned int lastVSyncTimeMilliseconds, + unsigned int nextVSyncTimeMilliseconds, + UpdateStatus& status, + bool renderToFboEnabled, + bool isRenderingToFbo ); /** * Render the next frame. This method should be preceded by a call up Update. * Multi-threading note: this method should be called from a dedicated rendering thread. * @pre The GL context must have been created, and made current. * @param[out] status showing whether update is required to run. + * @param[in] forceClear force the Clear on the framebuffer even if nothing is rendered. */ - void Render( RenderStatus& status ); + void Render( RenderStatus& status, bool forceClear ); // System-level overlay @@ -370,6 +423,20 @@ public: */ float GetStereoBase() const; + /** + * @brief Register a processor + * + * Note, Core does not take ownership of this processor. + * @param[in] processor The process to register + */ + void RegisterProcessor( Processor& processor ); + + /** + * @brief Unregister a processor + * @param[in] processor The process to unregister + */ + void UnregisterProcessor( Processor& processor ); + private: /** @@ -401,4 +468,4 @@ private: } // namespace Dali -#endif // __DALI_INTEGRATION_CORE_H__ +#endif // DALI_INTEGRATION_CORE_H