LevelSetAdvection.C

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//* This file is part of the MOOSE framework
//* https://www.mooseframework.org
//*
//* 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
 
// MOOSE includes
#include "LevelSetAdvection.h"
 
registerADMooseObject("LevelSetApp", LevelSetAdvection);
 
defineADValidParams(LevelSetAdvection,
                    ADKernelValue,
                    params.addClassDescription(
                        "Implements the level set advection equation: $\\vec{v}\\cdot\\nabla "
                        "u = 0$, where the weak form is $(\\psi_i, \\vec{v}\\cdot\\nabla u) = "
                        "0$.");
                    params += validParams<LevelSetVelocityInterface<>>(););
 
template <ComputeStage compute_stage>
LevelSetAdvection<compute_stage>::LevelSetAdvection(const InputParameters & parameters)
  : LevelSetVelocityInterface<ADKernelValue<compute_stage>>(parameters)
{
}
 
template <ComputeStage compute_stage>
ADReal
LevelSetAdvection<compute_stage>::precomputeQpResidual()
{
  computeQpVelocity();
  return _velocity * _grad_u[_qp];
}