EqualValueEmbeddedConstraint.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

// MOOSE includes
#include "GenericNodeElemConstraint.h"

class DisplacedProblem;
class FEProblemBase;

template <bool is_ad>
class EqualValueEmbeddedConstraintTempl : public GenericNodeElemConstraint<is_ad>
{
public:
  static InputParameters validParams();

  EqualValueEmbeddedConstraintTempl(const InputParameters & parameters);

  virtual void timestepSetup() override {}
  virtual void jacobianSetup() override {}
  virtual void residualEnd() override {}

  virtual bool addCouplingEntriesToJacobian() override { return true; }

  bool shouldApply() override;

  virtual void reinitConstraint();

protected:
  virtual void prepareSecondaryToPrimaryMap() override;
  virtual Real computeQpSecondaryValue() override;
  virtual GenericReal<is_ad> computeQpResidual(Moose::ConstraintType type) override;
  virtual Real computeQpJacobian(Moose::ConstraintJacobianType type) override;
  virtual Real computeQpOffDiagJacobian(Moose::ConstraintJacobianType type,
                                        unsigned int jvar) override;

  MooseSharedPointer<DisplacedProblem> _displaced_problem;
  FEProblem & _fe_problem;

  const enum class Formulation { KINEMATIC, PENALTY } _formulation;
  const Real _penalty;
  NumericVector<Number> & _residual_copy;
  GenericReal<is_ad> _constraint_residual;

  usingGenericNodeElemConstraint;
};

typedef EqualValueEmbeddedConstraintTempl<false> EqualValueEmbeddedConstraint;
typedef EqualValueEmbeddedConstraintTempl<true> ADEqualValueEmbeddedConstraint;