1 #ifndef __DALI_INTEGRATION_GL_SYNC_ABSTRACTION_H__
2 #define __DALI_INTEGRATION_GL_SYNC_ABSTRACTION_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.
20 #include <dali/public-api/common/dali-common.h>
28 * This abstraction defines an API for syncing CPU with GPU.
29 * A typical use case is to determine when GL draw calls have finished drawing
32 class DALI_IMPORT_API GlSyncAbstraction
36 * Virtual protected destructor, no deletion through this interface
38 virtual ~GlSyncAbstraction() {}
46 * Virtual protected destructor, no deletion through this interface. This prevents
47 * Core from deleting SyncObjects - only Adaptor implementation is able to delete
50 virtual ~SyncObject() {}
55 * Determine if the synchronisation object has been signalled.
56 * @return false if the sync object has not been signalled, true if it has been signalled (and
57 * can now be destroyed)
59 virtual bool IsSynced() = 0;
63 * Create a synchronisation object based on the resource id, typically that of
64 * a framebuffer texture. It can then be polled using the same resource id.
65 * @return A pointer to an opaque sync object
67 virtual SyncObject* CreateSyncObject() = 0;
70 * Destroy the synchronisation object.
71 * @param[in] syncObject The sync object to destroy
73 virtual void DestroySyncObject(SyncObject* syncObject) = 0;
76 } // namespace Integration
79 #endif // __DALI_INTEGRATION_GL_SYNC_ABSTRACTION_H__