1 /*
2  * Copyright (c) 2024 Huawei Device Co., Ltd.
3  * Licensed under the Apache License, Version 2.0 (the "License");
4  * you may not use this file except in compliance with the License.
5  * You may obtain a copy of the License at
6  *
7  *     http://www.apache.org/licenses/LICENSE-2.0
8  *
9  * Unless required by applicable law or agreed to in writing, software
10  * distributed under the License is distributed on an "AS IS" BASIS,
11  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12  * See the License for the specific language governing permissions and
13  * limitations under the License.
14  */
15 
16 #ifndef GLES_RENDER_FRAME_SYNC_GLES_H
17 #define GLES_RENDER_FRAME_SYNC_GLES_H
18 
19 #include <cstdint>
20 
21 #include <base/containers/vector.h>
22 #include <render/namespace.h>
23 
24 #include "device/render_frame_sync.h"
25 
26 RENDER_BEGIN_NAMESPACE()
27 class Device;
28 
29 struct LowLevelFenceGLES {
30     void* aFence { nullptr };
31 };
32 
33 class RenderFrameSyncGLES final : public RenderFrameSync {
34 public:
35     explicit RenderFrameSyncGLES(Device& device);
36     virtual ~RenderFrameSyncGLES();
37 
38     void BeginFrame() override;
39     void WaitForFrameFence() override;
40 
41     const LowLevelFenceGLES& GetFrameFence();
42 
43 private:
44     BASE_NS::vector<LowLevelFenceGLES> frameFences_;
45     uint32_t bufferingIndex_ { 0 };
46 };
47 RENDER_END_NAMESPACE()
48 
49 #endif // GLES_RENDER_FRAME_SYNC_GLES_H
50