57 lines
2.4 KiB
C++
57 lines
2.4 KiB
C++
/*
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* Copyright 2022 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#pragma once
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#include <android-base/thread_annotations.h>
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#include <gui/DisplayEventReceiver.h>
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#include <scheduler/Fps.h>
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#include <sys/types.h>
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#include <map>
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#include <optional>
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namespace android::scheduler {
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class FrameRateOverrideMappings {
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using FrameRateOverride = DisplayEventReceiver::Event::FrameRateOverride;
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using UidToFrameRateOverride = std::map<uid_t, Fps>;
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public:
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std::optional<Fps> getFrameRateOverrideForUid(uid_t uid,
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bool supportsFrameRateOverrideByContent) const
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EXCLUDES(mFrameRateOverridesLock);
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std::vector<FrameRateOverride> getAllFrameRateOverrides(bool supportsFrameRateOverrideByContent)
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EXCLUDES(mFrameRateOverridesLock);
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void dump(std::string& result) const;
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bool updateFrameRateOverridesByContent(const UidToFrameRateOverride& frameRateOverrides)
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EXCLUDES(mFrameRateOverridesLock);
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void setGameModeRefreshRateForUid(FrameRateOverride frameRateOverride)
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EXCLUDES(mFrameRateOverridesLock);
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void setPreferredRefreshRateForUid(FrameRateOverride frameRateOverride)
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EXCLUDES(mFrameRateOverridesLock);
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private:
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// The frame rate override lists need their own mutex as they are being read
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// by SurfaceFlinger, Scheduler and EventThread (as a callback) to prevent deadlocks
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mutable std::mutex mFrameRateOverridesLock;
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// mappings between a UID and a preferred refresh rate that this app would
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// run at.
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UidToFrameRateOverride mFrameRateOverridesByContent GUARDED_BY(mFrameRateOverridesLock);
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UidToFrameRateOverride mFrameRateOverridesFromBackdoor GUARDED_BY(mFrameRateOverridesLock);
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UidToFrameRateOverride mFrameRateOverridesFromGameManager GUARDED_BY(mFrameRateOverridesLock);
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};
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} // namespace android::scheduler
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