1 /* 2 * Copyright (c) 2025 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 RENDER_SERVICE_BASE_GFX_FIRST_FRAME_NOTIFIER_RS_FIRST_FRAME_NOTIFIER_H 17 #define RENDER_SERVICE_BASE_GFX_FIRST_FRAME_NOTIFIER_RS_FIRST_FRAME_NOTIFIER_H 18 19 #include <array> 20 #include <mutex> 21 #include <shared_mutex> 22 #include <string> 23 24 #include "common/rs_common_def.h" 25 #include "ipc_callbacks/rs_ifirst_frame_commit_callback.h" 26 #include "screen_manager/screen_types.h" 27 28 namespace OHOS::Rosen { 29 class RSB_EXPORT RSFirstFrameNotifier { 30 public: 31 static RSFirstFrameNotifier &GetInstance(); 32 void RegisterFirstFrameCommitCallback(pid_t pid, const sptr<RSIFirstFrameCommitCallback>& callback); 33 void OnFirstFrameCommitCallback(ScreenId screenId); 34 void ExecIfFirstFrameCommit(ScreenId screenId); 35 void AddFirstFrameCommitScreen(ScreenId screenId); 36 private: 37 RSFirstFrameNotifier() = default; 38 ~RSFirstFrameNotifier() = default; 39 RSFirstFrameNotifier(const RSFirstFrameNotifier&) = delete; 40 RSFirstFrameNotifier(const RSFirstFrameNotifier&&) = delete; 41 RSFirstFrameNotifier& operator=(const RSFirstFrameNotifier&) = delete; 42 RSFirstFrameNotifier& operator=(const RSFirstFrameNotifier&&) = delete; 43 44 std::mutex screensMutex_; 45 std::unordered_set<ScreenId> firstFrameCommitScreens_; 46 47 std::shared_mutex callbacksMutex_; 48 std::unordered_map<pid_t, sptr<RSIFirstFrameCommitCallback>> firstFrameCommitCallbacks_; 49 }; 50 } 51 #endif