LinearFVMomentumPressure.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 "LinearFVElementalKernel.h"
 
class LinearFVGradientReader;
 
class LinearFVMomentumPressure : public LinearFVElementalKernel
{
public:
  static InputParameters validParams();
 
  LinearFVMomentumPressure(const InputParameters & params);
 
  virtual Real computeMatrixContribution() override;
 
  virtual Real computeRightHandSideContribution() override;
 
  const LinearFVGradientReader & pressureGradientField() const { return _pressure_gradient_field; }
 
  unsigned int pressureVariableNumber() const { return _pressure_var.number(); }
 
  unsigned int momentumComponent() const { return _index; }
 
protected:
  MooseLinearVariableFV<Real> & getPressureVariable(const std::string & vname);
 
  const LinearFVGradientReader & registerPressureGradientField();
 
  const unsigned int _index;
 
  MooseLinearVariableFV<Real> & _pressure_var;
 
  const LinearFVGradientReader & _pressure_gradient_field;
};