1 #ifndef __DALI_INTERNAL_ADAPTOR_EGL_SYNC_IMPLEMENTATION_H__
2 #define __DALI_INTERNAL_ADAPTOR_EGL_SYNC_IMPLEMENTATION_H__
5 // Copyright (c) 2014 Samsung Electronics Co., Ltd.
7 // Licensed under the Flora License, Version 1.0 (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://floralicense.org/license/
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.
21 #include <EGL/eglext.h>
22 #include <dali/public-api/common/dali-common.h>
23 #include <dali/public-api/common/dali-vector.h>
24 #include <dali/integration-api/gl-sync-abstraction.h>
32 class EglImplementation;
34 class EglSyncObject : public Integration::GlSyncAbstraction::SyncObject
40 EglSyncObject( EglImplementation& eglSyncImpl );
45 virtual ~EglSyncObject();
48 * @copydoc Dali::Integration::GlSyncAbstraction::SyncObject::IsSynced()
50 virtual bool IsSynced();
56 int mPollCounter; // Implementations without fence sync use a 3 frame counter
58 EglImplementation& mEglImplementation;
63 * GlSyncImplementation is a concrete implementation for GlSyncAbstraction.
64 * It provides fence syncing for resources such as FrameBuffers using EGL extensions
66 * Sync objects are created in the render thread after a render instruction
67 * has been processed (i.e. GL draw calls have completed for a given FB), and
68 * tested in the update
70 class EglSyncImplementation : public Integration::GlSyncAbstraction
76 EglSyncImplementation();
81 virtual ~EglSyncImplementation();
84 * Initialize the sync object with the Egl implementation.
85 * @param[in] impl The EGL implementation (to access display)
87 void Initialize( EglImplementation* impl );
90 * @copydoc Dali::Integration::GlSyncAbstraction::CreateSyncObject()
92 virtual SyncObject* CreateSyncObject();
95 * @copydoc Dali::Integration::GlSyncAbstraction::DestroySyncObject()
97 virtual void DestroySyncObject(SyncObject* syncObject);
101 * Set up the function pointers
103 void InitializeEglSync();
106 typedef Vector<EglSyncObject*> SyncContainer;
107 typedef SyncContainer::Iterator SyncIter;
109 EglImplementation* mEglImplementation; ///< Egl implementation (to get display)
110 bool mSyncInitialized; ///< Flag to perform initialization on first use
111 bool mSyncInitializeFailed; ///< Flag to avoid reloading functions if failed once
113 SyncContainer mSyncObjects;
116 } // namespace Adaptor
117 } // namespace Internal
120 #endif // __DALI_INTERNAL_EGL_ADAPTOR_SYNC_IMPLEMENTATION_H__