AllLocalDofIndicesThread.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 "Moose.h"
#include "MooseTypes.h"
 
#include "libmesh/elem_range.h"
#include "libmesh/parallel_object.h"
 
// Forward declare classes in libMesh
namespace libMesh
{
class System;
class DofMap;
}
class SubProblem;
 
class AllLocalDofIndicesThread : public libMesh::ParallelObject
{
public:
  AllLocalDofIndicesThread(SubProblem & problem,
                           std::vector<std::string> vars,
                           bool include_semilocal = false);
  // Splitting Constructor
  AllLocalDofIndicesThread(AllLocalDofIndicesThread & x, libMesh::Threads::split split);
 
  void operator()(const libMesh::ConstElemRange & range);
 
  void join(const AllLocalDofIndicesThread & y);
 
  const std::set<dof_id_type> & getDofIndices() const { return _all_dof_indices; }
 
  void dofIndicesSetUnion();
 
protected:
  SubProblem & _problem;
  libMesh::System * _sys;
  std::vector<unsigned int> _var_numbers;
 
  const bool _include_semilocal;
 
  THREAD_ID _tid;
 
  std::set<dof_id_type> _all_dof_indices;
};