1 /*
2  * Copyright (c) 2022 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 #ifndef RENDER_SERVICE_CLIENT_CORE_JANK_DETECTOR_RS_JANK_DETECTOR_H
16 #define RENDER_SERVICE_CLIENT_CORE_JANK_DETECTOR_RS_JANK_DETECTOR_H
17 
18 #include <mutex>
19 #include <vector>
20 
21 namespace OHOS {
22 namespace Rosen {
23 class RSJankDetector final {
24 public:
25     RSJankDetector() = default;
~RSJankDetector()26     ~RSJankDetector() {}
27 
28     uint64_t GetSysTimeNs();
29     void SetRefreshPeriod(uint64_t refreshPeriod);
30     uint64_t GetRefreshPeriod() const;
31     void UpdateUiDrawFrameMsg(uint64_t startTimeStamp, uint64_t endTimeStamp, const std::string& abilityName);
32     void CalculateSkippedFrame(uint64_t renderStartTimeStamp, uint64_t renderEndTimeStamp);
33 
34 private:
35     struct UiDrawFrameMsg {
36         uint64_t startTimeStamp = 0;
37         uint64_t endTimeStamp = 0;
38         std::string abilityName;
39     };
40 
41     const int JANK_SKIPPED_THRESHOLD = 5;
42     const uint64_t NO_DRAW_THRESHOLD = 5000000000; // 5s
43     uint64_t refreshPeriod_ = 16666667;
44     std::vector<UiDrawFrameMsg> uiDrawFrames_;
45 };
46 } // namespace Rosen
47 } // namespace OHOS
48 
49 #endif // RENDER_SERVICE_CLIENT_CORE_JANK_DETECTOR_RS_JANK_DETECTOR_H
50