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/**
* Copyright (c) 2021, 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 <aidl/android/hardware/graphics/composer3/BnComposerCallback.h>
#include <android-base/thread_annotations.h>
#include <mutex>
#include <vector>
namespace aidl::android::hardware::graphics::composer3::vts {
class GraphicsComposerCallback : public BnComposerCallback {
public:
void setVsyncAllowed(bool allowed);
std::vector<int64_t> getDisplays() const;
int32_t getInvalidHotplugCount() const;
int32_t getInvalidRefreshCount() const;
int32_t getInvalidVsyncCount() const;
int32_t getInvalidVsyncPeriodChangeCount() const;
int32_t getInvalidSeamlessPossibleCount() const;
int32_t getVsyncIdleCount() const;
int64_t getVsyncIdleTime() const;
std::optional<VsyncPeriodChangeTimeline> takeLastVsyncPeriodChangeTimeline();
private:
virtual ::ndk::ScopedAStatus onHotplug(int64_t in_display, bool in_connected) override;
virtual ::ndk::ScopedAStatus onRefresh(int64_t in_display) override;
virtual ::ndk::ScopedAStatus onSeamlessPossible(int64_t in_display) override;
virtual ::ndk::ScopedAStatus onVsync(int64_t in_display, int64_t in_timestamp,
int32_t in_vsyncPeriodNanos) override;
virtual ::ndk::ScopedAStatus onVsyncPeriodTimingChanged(
int64_t in_display,
const ::aidl::android::hardware::graphics::composer3::VsyncPeriodChangeTimeline&
in_updatedTimeline) override;
virtual ::ndk::ScopedAStatus onVsyncIdle(int64_t in_display) override;
mutable std::mutex mMutex;
// the set of all currently connected displays
std::vector<int64_t> mDisplays GUARDED_BY(mMutex);
// true only when vsync is enabled
bool mVsyncAllowed GUARDED_BY(mMutex) = true;
std::optional<VsyncPeriodChangeTimeline> mTimeline GUARDED_BY(mMutex);
int32_t mVsyncIdleCount GUARDED_BY(mMutex) = 0;
int64_t mVsyncIdleTime GUARDED_BY(mMutex) = 0;
// track invalid callbacks
int32_t mInvalidHotplugCount GUARDED_BY(mMutex) = 0;
int32_t mInvalidRefreshCount GUARDED_BY(mMutex) = 0;
int32_t mInvalidVsyncCount GUARDED_BY(mMutex) = 0;
int32_t mInvalidVsyncPeriodChangeCount GUARDED_BY(mMutex) = 0;
int32_t mInvalidSeamlessPossibleCount GUARDED_BY(mMutex) = 0;
};
} // namespace aidl::android::hardware::graphics::composer3::vts
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