1 #ifndef DALI_INTERNAL_ADAPTOR_EGL_SYNC_IMPLEMENTATION_H
2 #define DALI_INTERNAL_ADAPTOR_EGL_SYNC_IMPLEMENTATION_H
5 * Copyright (c) 2019 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/internal/graphics/common/egl-include.h>
23 #include <dali/public-api/common/dali-vector.h>
24 #include <dali/integration-api/gl-sync-abstraction.h>
27 #include <dali/public-api/dali-adaptor-common.h>
35 class EglImplementation;
37 class EglSyncObject : public Integration::GlSyncAbstraction::SyncObject
43 EglSyncObject( EglImplementation& eglSyncImpl );
48 virtual ~EglSyncObject();
51 * @copydoc Dali::Integration::GlSyncAbstraction::SyncObject::IsSynced()
53 virtual bool IsSynced();
59 int mPollCounter; // Implementations without fence sync use a 3 frame counter
61 EglImplementation& mEglImplementation;
66 * GlSyncImplementation is a concrete implementation for GlSyncAbstraction.
67 * It provides fence syncing for resources such as FrameBuffers using EGL extensions
69 * Sync objects are created in the render thread after a render instruction
70 * has been processed (i.e. GL draw calls have completed for a given FB), and
71 * tested in the update
73 class EglSyncImplementation : public Integration::GlSyncAbstraction
79 EglSyncImplementation();
84 virtual ~EglSyncImplementation();
87 * Initialize the sync object with the Egl implementation.
88 * @param[in] impl The EGL implementation (to access display)
90 void Initialize( EglImplementation* impl );
93 * @copydoc Dali::Integration::GlSyncAbstraction::CreateSyncObject()
95 virtual SyncObject* CreateSyncObject();
98 * @copydoc Dali::Integration::GlSyncAbstraction::DestroySyncObject()
100 virtual void DestroySyncObject(SyncObject* syncObject);
104 * Set up the function pointers
106 void InitializeEglSync();
109 typedef Vector<EglSyncObject*> SyncContainer;
110 typedef SyncContainer::Iterator SyncIter;
112 EglImplementation* mEglImplementation; ///< Egl implementation (to get display)
113 bool mSyncInitialized; ///< Flag to perform initialization on first use
114 bool mSyncInitializeFailed; ///< Flag to avoid reloading functions if failed once
116 SyncContainer mSyncObjects;
119 } // namespace Adaptor
120 } // namespace Internal
123 #endif // DALI_INTERNAL_EGL_ADAPTOR_SYNC_IMPLEMENTATION_H