chromium/components/performance_manager/public/resource_attribution/cpu_proportion_tracker.h

// Copyright 2023 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef COMPONENTS_PERFORMANCE_MANAGER_PUBLIC_RESOURCE_ATTRIBUTION_CPU_PROPORTION_TRACKER_H_
#define COMPONENTS_PERFORMANCE_MANAGER_PUBLIC_RESOURCE_ATTRIBUTION_CPU_PROPORTION_TRACKER_H_

#include <map>
#include <optional>

#include "base/functional/callback_forward.h"
#include "base/functional/callback_helpers.h"
#include "base/time/time.h"
#include "components/performance_manager/public/resource_attribution/query_results.h"
#include "components/performance_manager/public/resource_attribution/resource_contexts.h"

namespace resource_attribution {

// A class that, given a series of consecutive CPUTimeResult measurements, will
// calculate the proportion of CPU used over a series of consecutive intervals.
// Any part of the interval that isn't covered by the measurements is counted as
// 0% CPU.
class CPUProportionTracker { … };

}  // namespace resource_attribution

#endif  // COMPONENTS_PERFORMANCE_MANAGER_PUBLIC_RESOURCE_ATTRIBUTION_CPU_PROPORTION_TRACKER_H_