FVInitialConditionTempl.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 "FVInitialConditionBase.h"
#include "MooseVariableFEBase.h"

// libMesh
#include "libmesh/point.h"
#include "libmesh/vector_value.h"
#include "libmesh/elem.h"

// forward declarations
class FEProblemBase;
template <typename>
class MooseVariableField;

template <typename T>
class FVInitialConditionTempl : public FVInitialConditionBase
{
public:
  FVInitialConditionTempl(const InputParameters & parameters);

  virtual ~FVInitialConditionTempl();

  static InputParameters validParams();

  virtual MooseVariableFEBase & variable() override;

  virtual void computeElement(const ElemInfo & elem_info) override;

  virtual T value(const Point & p) = 0;

protected:
  FEProblemBase & _fe_problem;
  THREAD_ID _tid;

  Real & _t;

  MooseVariableField<T> & _base_var;

  unsigned int _dim;
};

template <typename T>
InputParameters
FVInitialConditionTempl<T>::validParams()
{
  return FVInitialConditionBase::validParams();
}

typedef FVInitialConditionTempl<Real> FVInitialCondition;

// Prevent implicit instantiation in other translation units where these classes are used
extern template class FVInitialConditionTempl<Real>;