1 #ifndef DALI_INTEGRATION_GRAPHICS_SYNC_ABSTRACTION_H
2 #define DALI_INTEGRATION_GRAPHICS_SYNC_ABSTRACTION_H
5 * Copyright (c) 2021 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.
21 #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 GraphicsSyncAbstraction
36 * Virtual protected destructor, no deletion through this interface
38 virtual ~GraphicsSyncAbstraction() = default;
45 * Virtual protected destructor, no deletion through this interface. This prevents
46 * Core from deleting SyncObjects - only Adaptor implementation is able to delete
49 virtual ~SyncObject() = default;
53 * Determine if the synchronisation object has been signalled.
54 * @return false if the sync object has not been signalled, true if it has been signalled (and
55 * can now be destroyed)
57 virtual bool IsSynced() = 0;
61 * Create a synchronisation object based on the resource id, typically that of
62 * a framebuffer texture. It can then be polled using the same resource id.
63 * @return A pointer to an opaque sync object
65 virtual SyncObject* CreateSyncObject() = 0;
68 * Destroy the synchronisation object.
69 * @param[in] syncObject The sync object to destroy
71 virtual void DestroySyncObject(SyncObject* syncObject) = 0;
74 } // namespace Integration
77 #endif // DALI_INTEGRATION_GRAPHICS_SYNC_ABSTRACTION_H