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Points.cpp
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Points.cpp
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// Mantid Repository : https://github.com/mantidproject/mantid
//
// Copyright © 2018 ISIS Rutherford Appleton Laboratory UKRI,
// NScD Oak Ridge National Laboratory, European Spallation Source,
// Institut Laue - Langevin & CSNS, Institute of High Energy Physics, CAS
// SPDX - License - Identifier: GPL - 3.0 +
#include "MantidHistogramData/Points.h"
#include "MantidHistogramData/BinEdges.h"
namespace Mantid::HistogramData {
/// Constructs Points from BinEdges, where each point is a bin center.
Points::Points(const BinEdges &edges) {
if (!edges)
return;
if (edges.size() == 1)
throw std::logic_error("Points: Cannot construct from BinEdges of size 1");
if (edges.empty()) {
m_data = Kernel::make_cow<HistogramX>(0);
return;
}
std::vector<double> data(edges.size() - 1);
for (size_t i = 0; i < data.size(); ++i) {
data[i] = (0.5 * (edges[i] + edges[i + 1]));
}
m_data = Kernel::make_cow<HistogramX>(std::move(data));
}
} // namespace Mantid::HistogramData