CreateSearchLength.cpp

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#include "CreateSearchLength.h"
 
#include "BaseLib/ConfigTree.h"
#include "BaseLib/Error.h"
#include "MeshGeoToolsLib/HeuristicSearchLength.h"
#include "MeshGeoToolsLib/SearchLength.h"
 
namespace MeshGeoToolsLib
{
std::unique_ptr<MeshGeoToolsLib::SearchLength> createSearchLengthAlgorithm(
    BaseLib::ConfigTree const& external_config, MeshLib::Mesh const& mesh)
{
    std::optional<BaseLib::ConfigTree> config =
        external_config.getConfigSubtreeOptional("search_length_algorithm");
 
    if (!config)
    {
        return std::make_unique<MeshGeoToolsLib::SearchLength>();
    }
 
    std::string const type = config->getConfigParameter<std::string>("type");
 
    if (type == "fixed")
    {
        auto const length = config->getConfigParameter<double>("value");
        return std::make_unique<MeshGeoToolsLib::SearchLength>(length);
    }
    if (type == "heuristic")
    {
        return std::make_unique<HeuristicSearchLength>(mesh);
    }
    OGS_FATAL("Unknown search length algorithm type '{:s}'.", type);
}
 
}  // end namespace MeshGeoToolsLib