ElementQualityMetric.cpp

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// SPDX-FileCopyrightText: Copyright (c) OpenGeoSys Community (opengeosys.org)
// SPDX-License-Identifier: BSD-3-Clause
 
#include "ElementQualityMetric.h"
 
#include <cmath>
 
#include "MeshLib/Node.h"
 
namespace MeshToolsLib
{
ElementQualityMetric::ElementQualityMetric(MeshLib::Mesh const& mesh)
    : _mesh(mesh)
{
    _element_quality_metric.resize(_mesh.getNumberOfElements(), -1.0);
}
 
BaseLib::Histogram<double> ElementQualityMetric::getHistogram(
    std::size_t n_bins) const
{
    if (n_bins == 0)
    {
        n_bins = static_cast<std::size_t>(
            1 +
            3.3 * std::log(static_cast<float>((_mesh.getNumberOfElements()))));
    }
 
    return BaseLib::Histogram<double>(getElementQuality(), n_bins, true);
}
 
std::vector<double> const& ElementQualityMetric::getElementQuality() const
{
    return _element_quality_metric;
}
}  // namespace MeshToolsLib