NodeSetsGeneratorBase.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 "MeshGenerator.h"

/*
 * Base class for mesh generators that add nodesets to the mesh
 */
class NodeSetsGeneratorBase : public MeshGenerator
{
public:
  static InputParameters validParams();

  NodeSetsGeneratorBase(const InputParameters & parameters);

protected:
  void setup(MeshBase & mesh);

  bool nodeOnMeshExteriorBoundary(const Node * node,
                                  const std::vector<dof_id_type> & node_elems,
                                  const MeshBase & mesh) const;

  bool nodeElementsInIncludedSubdomains(const std::vector<dof_id_type> node_elems,
                                        const MeshBase & mesh) const;

  bool nodeInIncludedNodesets(const std::vector<BoundaryID> & node_nodesets) const;

  bool nodeInExcludedNodesets(const std::vector<BoundaryID> & node_nodesets) const;

  bool nodeSatisfiesRequirements(const Node * node,
                                 const std::vector<BoundaryID> & node_nodesets,
                                 const std::vector<dof_id_type> & node_elems,
                                 const MeshBase & mesh) const;

  std::unique_ptr<MeshBase> & _input;

  std::vector<BoundaryName> _nodeset_names;

  const bool _replace;

  const bool _check_included_nodesets;

  const bool _check_excluded_nodesets;

  const bool _check_included_subdomains;

  std::vector<boundary_id_type> _included_nodeset_ids;

  std::vector<boundary_id_type> _excluded_nodeset_ids;

  std::vector<subdomain_id_type> _included_subdomain_ids;

  const bool _include_only_external_nodes;

  // Build the node to element map, which is usually provided by a MooseMesh but here we have a
  // MeshBase.
  std::unordered_map<dof_id_type, std::vector<dof_id_type>> _node_to_elem_map;
};