MediaCreation.h

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#include <map>
#include <memory>
#include <string>
#include <vector>
 
#include "BaseLib/Error.h"
 
namespace MeshLib
{
template <typename PROP_VAL_TYPE>
class PropertyVector;
}  // namespace MeshLib
 
namespace MaterialLib
{
 
std::vector<int> splitMaterialIdString(std::string const& material_id_string);
 
std::vector<int> parseMaterialIdString(
    std::string const& material_id_string,
    MeshLib::PropertyVector<int> const* const material_ids);
 
template <typename T, typename CreateMedium>
    requires std::convertible_to<
        decltype(std::declval<CreateMedium>()(std::declval<int>())),
        std::shared_ptr<T>>
void createMediumForId(int const id,
                       std::map<int, std::shared_ptr<T>>& media,
                       std::vector<int> const& material_ids_of_this_medium,
                       CreateMedium&& create_medium)
{
    if (media.find(id) != end(media))
    {
        OGS_FATAL(
            "Multiple media were specified for the same material id '{:d}'. "
            "Keep in mind, that if no material id is specified, it is assumed "
            "to be 0 by default.",
            id);
    }
 
    if (id == material_ids_of_this_medium[0])
    {
        media[id] = create_medium(id);
    }
    else
    {
        media[id] = media[material_ids_of_this_medium[0]];
    }
}
 
}  // namespace MaterialLib