getMeshElementsForMaterialIDs.cpp

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// SPDX-FileCopyrightText: Copyright (c) OpenGeoSys Community (opengeosys.org)
// SPDX-License-Identifier: BSD-3-Clause
 
#include "getMeshElementsForMaterialIDs.h"
 
#include <range/v3/algorithm/contains.hpp>
 
#include "MeshLib/Elements/Element.h"
#include "MeshLib/Mesh.h"
 
namespace MeshLib
{
std::vector<MeshLib::Element*> getMeshElementsForMaterialIDs(
    MeshLib::Mesh const& mesh, std::vector<int> const& selected_material_ids)
{
    auto const material_ids = *materialIDs(mesh);
    auto const& elements = mesh.getElements();
    std::vector<MeshLib::Element*> selected_elements;
 
    for (std::size_t i = 0; i < material_ids.size(); ++i)
    {
        if (ranges::contains(selected_material_ids, material_ids[i]))
        {
            selected_elements.push_back(elements[i]);
        }
    }
    return selected_elements;
}
}  // namespace MeshLib