LocalBoundary.cpp

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#include "LocalBoundary.hpp"
 
namespace polyfem::mesh
{
    LocalBoundary::LocalBoundary(const int global_element_id, BoundaryType type)
        : global_element_id_(global_element_id), type_(type)
    {
    }
 
    LocalBoundary::LocalBoundary(const LocalBoundary &other)
        : global_primitive_id_(other.global_primitive_id_), local_primitive_id_(other.local_primitive_id_),
          global_element_id_(other.global_element_id_), type_(other.type_)
    {
    }
 
    void LocalBoundary::add_boundary_primitive(const int global_index, const int local_index)
    {
        global_primitive_id_.emplace_back(global_index);
        local_primitive_id_.emplace_back(local_index);
    }
 
    void LocalBoundary::remove_from(const LocalBoundary &other)
    {
        std::vector<int> to_remove;
 
        for (int j = 0; j < size(); ++j)
        {
            const int loc_id = (*this)[j];
            for (int i = 0; i < other.size(); ++i)
            {
                if (other[i] == loc_id)
                {
                    to_remove.push_back(j);
                    break;
                }
            }
        }
 
        for (int j : to_remove)
            remove_tag_for_index(j);
    }
 
    void LocalBoundary::remove_tag_for_index(const int index)
    {
        global_primitive_id_.erase(global_primitive_id_.begin() + index);
        local_primitive_id_.erase(local_primitive_id_.begin() + index);
    }
 
    std::ostream &operator<<(std::ostream &os, const LocalBoundary &lb)
    {
        for (int i = 0; i < lb.size(); ++i)
            os << lb[i] << " -> " << lb.global_primitive_id(i) << ", ";
        return os;
    }
} // namespace polyfem::mesh