ArrayNodalKernel.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 "NodalKernelBase.h"
#include "MooseVariableInterface.h"
 
class ArrayNodalKernel : public NodalKernelBase, public MooseVariableInterface<RealEigenVector>
{
public:
  static InputParameters validParams();
 
  ArrayNodalKernel(const InputParameters & parameters);
 
  virtual void computeResidual() override;
 
  virtual void computeJacobian() override;
 
  virtual void computeOffDiagJacobian(unsigned int jvar) override;
 
  const MooseVariableFE<RealEigenVector> & variable() const override { return _var; }
 
protected:
  virtual void computeQpResidual(RealEigenVector & residual) = 0;
 
  virtual void computeQpJacobian() {}
 
  virtual void computeQpOffDiagJacobian(unsigned int /*jvar*/) {}
 
  void setJacobian(unsigned int i, unsigned int j, Real value);
 
  MooseVariableFE<RealEigenVector> & _var;
 
  const ArrayVariableValue & _u;
 
  const unsigned int _count;
 
private:
  RealEigenVector _work_vector;
 
  const std::vector<dof_id_type> * _ivar_indices;
  const std::vector<dof_id_type> * _jvar_indices;
 
  const std::vector<Real> & _scaling;
};