| /* |
| * Copyright 2019 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #pragma once |
| |
| #include <android-base/thread_annotations.h> |
| #include <ui/FenceTime.h> |
| #include <memory> |
| #include <mutex> |
| #include <vector> |
| |
| namespace android::scheduler { |
| |
| class Clock; |
| class VSyncDispatch; |
| class VSyncTracker; |
| |
| // TODO (b/145217110): consider renaming. |
| class VSyncReactor /* TODO (b/140201379): : public android::DispSync */ { |
| public: |
| VSyncReactor(std::unique_ptr<Clock> clock, std::unique_ptr<VSyncDispatch> dispatch, |
| std::unique_ptr<VSyncTracker> tracker, size_t pendingFenceLimit); |
| |
| bool addPresentFence(const std::shared_ptr<FenceTime>& fence); |
| void setIgnorePresentFences(bool ignoration); |
| |
| nsecs_t computeNextRefresh(int periodOffset) const; |
| nsecs_t expectedPresentTime(); |
| |
| private: |
| std::unique_ptr<Clock> const mClock; |
| std::unique_ptr<VSyncDispatch> const mDispatch; |
| std::unique_ptr<VSyncTracker> const mTracker; |
| size_t const mPendingLimit; |
| |
| std::mutex mMutex; |
| bool mIgnorePresentFences GUARDED_BY(mMutex) = false; |
| std::vector<std::shared_ptr<FenceTime>> mUnfiredFences GUARDED_BY(mMutex); |
| }; |
| |
| } // namespace android::scheduler |