PETScDMDAMesh.h

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//* This file is part of the MOOSE framework
//* https://www.mooseframework.org
//*
//* 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 "MooseMesh.h"
 
class PETScDMDAMesh;
 
template <>
InputParameters validParams<PETScDMDAMesh>();
 
class PETScDMDAMesh : public MooseMesh
{
public:
  PETScDMDAMesh(const InputParameters & parameters);
  PETScDMDAMesh(const PETScDMDAMesh & /* other_mesh */) = default;
 
#if LIBMESH_HAVE_PETSC
  ~PETScDMDAMesh()
  {
    if (_need_to_destroy_dmda)
      DMDestroy(&_dmda);
  }
#endif
  // No copy
  PETScDMDAMesh & operator=(const PETScDMDAMesh & other_mesh) = delete;
 
  virtual std::unique_ptr<MooseMesh> safeClone() const override;
 
  virtual void buildMesh() override;
  virtual Real getMinInDimension(unsigned int component) const override;
  virtual Real getMaxInDimension(unsigned int component) const override;
 
protected:
  MooseEnum _dim;
 
  dof_id_type _nx, _ny, _nz;
 
  Real _xmin, _xmax, _ymin, _ymax, _zmin, _zmax;
 
  ElemType _elem_type;
 
  bool _need_to_destroy_dmda;
#if LIBMESH_HAVE_PETSC
  DM _dmda;
#endif
};