MeshDivision.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 "MooseObject.h"
#include "SetupInterface.h"
#include "Restartable.h"
#include "MeshChangedInterface.h"
 
#include "libmesh/vector_value.h"
 
// libMesh forward declarations
namespace libMesh
{
class Point;
}
 
namespace MooseMeshDivision
{
inline unsigned int INVALID_DIVISION_INDEX = std::numeric_limits<unsigned int>::max();
}
 
class MeshDivision : public MooseObject, public SetupInterface, public MeshChangedInterface
{
public:
  static InputParameters validParams();
 
  MeshDivision(const InputParameters & parameters);
 
  virtual ~MeshDivision();
 
  virtual unsigned int divisionIndex(const Point & pt) const = 0;
  virtual unsigned int divisionIndex(const Elem & elem) const = 0;
  unsigned int getNumDivisions() const { return _num_divs; }
  bool coversEntireMesh() const { return _mesh_fully_indexed; }
 
  virtual void meshChanged() override { initialize(); }
 
protected:
  void setNumDivisions(const unsigned int ndivs) { _num_divs = ndivs; }
 
  virtual void initialize() {}
 
  const FEProblemBase * const _fe_problem;
 
  const MooseMesh & _mesh;
 
  bool _mesh_fully_indexed;
 
private:
  unsigned int _num_divs;
};