Files
Jungfraujoch/common/Histogram.h

44 lines
1015 B
C++

// Copyright (2019-2023) Paul Scherrer Institute
// SPDX-License-Identifier: GPL-3.0-or-later
#ifndef JUNGFRAUJOCH_HISTOGRAM_H
#define JUNGFRAUJOCH_HISTOGRAM_H
#include <cstdint>
#include <cstddef>
#include <vector>
#include <mutex>
#include <jfjoch.pb.h>
template <class T>
class Histogram {
std::vector<T> sum;
std::vector<uint64_t> count;
std::mutex m;
public:
explicit Histogram(size_t bins) : sum(bins), count(bins) {}
void Add(size_t bin, T val) {
std::unique_lock<std::mutex> ul(m);
if (bin < sum.size()) {
sum[bin] += val;
count[bin] += 1;
}
}
void GetPlot(JFJochProtoBuf::Plot &plot) {
std::unique_lock<std::mutex> ul(m);
for (int i = 0; i < sum.size(); i++) {
plot.add_x(static_cast<float>(i));
if (count[i] > 0)
plot.add_y(static_cast<float>(sum[i]) / count[i]);
else
plot.add_y(0);
}
}
};
#endif //JUNGFRAUJOCH_HISTOGRAM_H