CellAverageData.cpp

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#include "CellAverageData.h"
 
#include "MeshLib/Utils/getOrCreateMeshProperty.h"
 
namespace ProcessLib
{
MeshLib::PropertyVector<double>& CellAverageData::getOrCreatePropertyVector(
    std::string const& name, unsigned const num_comp)
{
    if (auto const it = cell_averages_.find(name); it != cell_averages_.end())
    {
        auto& prop_vec = *it->second;
        auto const num_comp_mesh = prop_vec.getNumberOfGlobalComponents();
        if (num_comp_mesh == static_cast<int>(num_comp))
        {
            return prop_vec;
        }
 
        OGS_FATAL(
            "The requested property '{}' has {} components, but the one "
            "present in the mesh has {} components.",
            name, num_comp, num_comp_mesh);
    }
 
    auto const name_in_mesh = name + "_avg";
    auto [it, emplaced] = cell_averages_.emplace(
        name, MeshLib::getOrCreateMeshProperty<double>(
                  const_cast<MeshLib::Mesh&>(mesh_), name_in_mesh,
                  MeshLib::MeshItemType::Cell, num_comp));
 
    if (!it->second)
    {
        OGS_FATAL("The cell property '{}' could not be added to the mesh.",
                  name_in_mesh);
    }
 
    if (!emplaced)
    {
        OGS_FATAL(
            "Internal logic error. Something very bad happened. The cell "
            "property '{}' was not added to the list of cell averages to "
            "compute. There is some very strange inconsistency in the "
            "code. Trouble ahead!",
            name_in_mesh);
    }
 
    return *it->second;
}
}  // namespace ProcessLib