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// Copyright 2016 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "skia/ext/skia_histogram.h"

#include <type_traits>
#include "base/metrics/histogram_macros_internal.h"

namespace skia {

// Wrapper around HISTOGRAM_POINTER_USE - mimics UMA_HISTOGRAM_BOOLEAN but
// allows for an external atomic_histogram_pointer.
void HistogramBoolean(std::atomic_uintptr_t* atomic_histogram_pointer,
                      const char* name,
                      bool sample) {
  HISTOGRAM_POINTER_USE(
      atomic_histogram_pointer, name, AddBoolean(sample),
      base::BooleanHistogram::FactoryGet(
          name, base::HistogramBase::kUmaTargetedHistogramFlag));
}

// Wrapper around HISTOGRAM_POINTER_USE - mimics UMA_HISTOGRAM_EXACT_LINEAR but
// allows for an external atomic_histogram_pointer.
void HistogramExactLinear(std::atomic_uintptr_t* atomic_histogram_pointer,
                          const char* name,
                          int sample,
                          int value_max) {
  HISTOGRAM_POINTER_USE(atomic_histogram_pointer, name, Add(sample),
                        base::LinearHistogram::FactoryGet(
                            name, 1, value_max, value_max + 1,
                            base::HistogramBase::kUmaTargetedHistogramFlag));
}

// Wrapper around HISTOGRAM_POINTER_USE - mimics UMA_HISTOGRAM_MEMORY_KB but
// allows for an external atomic_histogram_pointer.
void HistogramMemoryKB(std::atomic_uintptr_t* atomic_histogram_pointer,
                       const char* name,
                       int sample) {
  HISTOGRAM_POINTER_USE(atomic_histogram_pointer, name, Add(sample),
                        base::Histogram::FactoryGet(
                            name, 1000, 500000, 50,
                            base::HistogramBase::kUmaTargetedHistogramFlag));
}

}  // namespace skia