ProjectionAux.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 "AuxKernel.h"
 
namespace libMesh
{
class System;
}
 
class ProjectionAux : public AuxKernel
{
public:
  static InputParameters validParams();
 
  ProjectionAux(const InputParameters & parameters);
 
protected:
  enum ElemToNodeProjectionWeighting
  {
    VOLUME = 0,
    IDENTITY
  };
 
  virtual Real computeValue() override;
 
  const VariableValue & _v;
 
  const MooseVariableFieldBase & _source_variable;
 
  const libMesh::System & _source_sys;
 
  bool _use_block_restriction_for_source;
 
  const ElemToNodeProjectionWeighting _elem_to_node_projection_weighting;
 
private:
  const Elem * elemOnNodeVariableIsDefinedOn() const;
 
  std::unordered_set<unsigned short> _elem_dims;
};