69 lines
1.5 KiB
C
69 lines
1.5 KiB
C
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/*
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* Copyright (C) 2015 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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#ifndef JANKTRACKER_H_
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#define JANKTRACKER_H_
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#include "FrameInfo.h"
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#include "renderthread/TimeLord.h"
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#include "utils/RingBuffer.h"
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#include <memory>
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namespace android {
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namespace uirenderer {
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enum JankType {
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kMissedVsync = 0,
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kHighInputLatency,
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kSlowUI,
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kSlowSync,
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kSlowRT,
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// must be last
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NUM_BUCKETS,
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};
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struct JankBucket {
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// Number of frames that hit this bucket
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uint32_t count;
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};
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// TODO: Replace DrawProfiler with this
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class JankTracker {
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public:
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JankTracker(nsecs_t frameIntervalNanos);
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void setFrameInterval(nsecs_t frameIntervalNanos);
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void addFrame(const FrameInfo& frame);
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void dump(int fd);
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void reset();
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private:
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JankBucket mBuckets[NUM_BUCKETS];
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int64_t mThresholds[NUM_BUCKETS];
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int64_t mFrameInterval;
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uint32_t mTotalFrameCount;
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uint32_t mJankFrameCount;
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};
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} /* namespace uirenderer */
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} /* namespace android */
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#endif /* JANKTRACKER_H_ */
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