83 lines
2.1 KiB
C++
83 lines
2.1 KiB
C++
// Copyright (2019-2023) Paul Scherrer Institute
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#ifndef JUNGFRAUJOCH_HISTOGRAM_H
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#define JUNGFRAUJOCH_HISTOGRAM_H
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#include <cstdint>
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#include <cstddef>
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#include <vector>
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#include <mutex>
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#include "Plot.h"
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#include "../common/JFJochException.h"
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template <class T>
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class SetAverage {
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std::vector<T> sum;
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std::vector<uint64_t> count;
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std::mutex m;
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public:
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explicit SetAverage(size_t bins) : sum(bins), count(bins) {}
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void Add(size_t bin, T val) {
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std::unique_lock<std::mutex> ul(m);
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if (bin < sum.size()) {
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sum[bin] += val;
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count[bin] += 1;
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}
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}
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MultiLinePlot GetPlot() {
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std::unique_lock<std::mutex> ul(m);
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MultiLinePlot ret(1);
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ret[0].x.resize(sum.size());
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ret[0].y.resize(sum.size());
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for (int i = 0; i < sum.size(); i++) {
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ret[0].x[i] = static_cast<float>(i);
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if (count[i] > 0)
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ret[0].y[i] = static_cast<float>(sum[i]) / count[i];
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else
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ret[0].y[i] = 0;
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}
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return ret;
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}
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};
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class FloatHistogram {
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std::vector<uint64_t> count;
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std::mutex m;
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float min;
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float max;
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float spacing;
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public:
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explicit FloatHistogram(size_t bins, float in_min, float in_max) : count(bins), min(in_min), max(in_max) {
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if (bins == 0)
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throw JFJochException(JFJochExceptionCategory::InputParameterBelowMin, "FloatHistogram neds to have non-zero bins");
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spacing = (max - min) / bins;
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}
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void Add(float val) {
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std::unique_lock<std::mutex> ul(m);
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size_t bin = (val - min) / spacing;
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if (bin < count.size())
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count[bin] += 1;
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}
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MultiLinePlot GetPlot() {
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std::unique_lock<std::mutex> ul(m);
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MultiLinePlot ret(1);
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ret[0].x.resize(count.size());
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ret[0].y.resize(count.size());
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for (int i = 0; i < count.size(); i++) {
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ret[0].x[i] = min + (i + 0.5f) * spacing;
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ret[0].y[i] = static_cast<float>(count[i]);
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}
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return ret;
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}
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};
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#endif //JUNGFRAUJOCH_HISTOGRAM_H
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