FlexiblePatternGenerator.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 "PolygonMeshGeneratorBase.h"

class FlexiblePatternGenerator : public PolygonMeshGeneratorBase
{
public:
  static InputParameters validParams();

  FlexiblePatternGenerator(const InputParameters & parameters);

  std::unique_ptr<MeshBase> generate() override;

protected:
  const std::vector<MeshGeneratorName> & _input_names;
  const enum class BdryType { HEXAGON, CARTESIAN, CIRCLE, CUSTOM } _boundary_type;
  MeshGeneratorName _boundary_mesh_name;
  const unsigned int _boundary_sectors;
  const Real _boundary_size;
  std::vector<std::pair<Point, unsigned int>> _positions;

  const std::vector<std::vector<std::vector<unsigned int>>> _hex_patterns;
  const std::vector<Real> _hex_pitches;
  const std::vector<Point> _hex_origins;
  const std::vector<Real> _hex_rotations;

  const std::vector<std::vector<std::vector<unsigned int>>> _rect_patterns;
  const std::vector<Real> _rect_pitches_x;
  const std::vector<Real> _rect_pitches_y;
  const std::vector<Point> _rect_origins;
  const std::vector<Real> _rect_rotations;

  const std::vector<std::vector<unsigned int>> _circ_patterns;
  const std::vector<Real> _circ_radii;
  const std::vector<Point> _circ_origins;
  const std::vector<Real> _circ_rotations;

  // Custom subdomain id for the background region
  const subdomain_id_type _background_subdomain_id;
  // Custom subdomain name for the background region
  const SubdomainName _background_subdomain_name;
  // Whether to delete the default external boundary (10000 as defined by
  // PolygonMeshGeneratorBase::INTRINSIC_SIDESET_ID::OUTER_SIDESET_ID) from the inputs
  const bool _delete_default_external_boundary_from_inputs;

  const ExtraElementIDName _cell_id_name;
  const dof_id_type _cell_id_shift;
  const ExtraElementIDName _pattern_id_name;
  const dof_id_type _pattern_id_shift;

  const boundary_id_type _external_boundary_id;
  const BoundaryName _external_boundary_name;

  std::unique_ptr<MeshBase> * _build_mesh;
};