MeshAlignmentOneToMany.h

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//* This file is part of the MOOSE framework
//* https://mooseframework.inl.gov
//*
//* All rights reserved, see COPYRIGHT for full restrictions
//* https://github.com/idaholab/moose/blob/master/COPYRIGHT
//*
//* Licensed under LGPL 2.1, please see LICENSE for details
//* https://www.gnu.org/licenses/lgpl-2.1.html

#pragma once

#include "MeshAlignmentBase.h"

class MeshAlignmentOneToMany : public MeshAlignmentBase
{
public:
  MeshAlignmentOneToMany(const MooseMesh & mesh);

  bool hasCoupledPrimaryElemID(const dof_id_type & secondary_elem_id) const;

  dof_id_type getCoupledPrimaryElemID(const dof_id_type & secondary_elem_id) const;

  bool hasCoupledSecondaryElemIDs(const dof_id_type & primary_elem_id) const;

  const std::vector<dof_id_type> &
  getCoupledSecondaryElemIDs(const dof_id_type & primary_elem_id) const;

  unsigned int getPrimaryNumberOfQuadraturePoints() const { return _n_qp_primary; }

  unsigned int getSecondaryNumberOfQuadraturePoints() const { return _n_qp_secondary; }

  unsigned int getCoupledPrimaryElemQpIndex(const dof_id_type & secondary_elem_id,
                                            const unsigned int & secondary_qp) const;

  unsigned int getMaxCouplingSize() const { return _max_coupling_size; }

protected:
  void buildMapping();

  void checkAlignment(const Point & axis_point, const RealVectorValue & axis_direction);

  std::map<dof_id_type, std::vector<dof_id_type>> _primary_elem_id_to_secondary_elem_ids;
  std::map<dof_id_type, dof_id_type> _secondary_elem_id_to_primary_elem_id;
  std::map<dof_id_type, std::vector<unsigned int>> _secondary_elem_id_to_qp_indices;

  unsigned int _n_qp_primary;
  unsigned int _n_qp_secondary;

  unsigned long _max_coupling_size;
};