KokkosDirectionalNeumannBC.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 "KokkosIntegratedBCValue.h"

class KokkosDirectionalNeumannBC : public Moose::Kokkos::IntegratedBCValue
{
public:
  static InputParameters validParams();

  KokkosDirectionalNeumannBC(const InputParameters & parameters);

  template <typename Derived>
  KOKKOS_FUNCTION Real computeQpResidual(const unsigned int qp, AssemblyDatum & datum) const
  {
    return -_value * datum.normals(qp);
  }

protected:
  const Moose::Kokkos::Real3 _value;
};