NodalTranslationalInertia.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 "TimeNodalKernel.h"

// Forward Declarations
class TimeIntegrator;
class AuxiliarySystem;

class NodalTranslationalInertia : public TimeNodalKernel
{
public:
  static InputParameters validParams();

  NodalTranslationalInertia(const InputParameters & parameters);

protected:
  virtual Real computeQpResidual() override;

  virtual Real computeQpJacobian() override;

  const bool _has_mass;
  const bool _has_beta;
  const bool _has_gamma;
  const bool _has_velocity;
  const bool _has_acceleration;
  const bool _has_nodal_mass_file;

  const Real _mass;

  const VariableValue * _u_old;

  const Real _beta;

  const Real _gamma;

  const Real & _eta;

  const Real & _alpha;

  AuxiliarySystem * _aux_sys;

  unsigned int _vel_num;

  unsigned int _accel_num;

  std::map<dof_id_type, Real> _node_id_to_mass;

  // Velocity and acceleration calculated by time integrator
  const VariableValue * _u_dot_factor;
  const VariableValue * _u_dotdot_factor;
  const VariableValue * _u_dot_old;
  const VariableValue * _du_dot_du;
  const VariableValue * _du_dotdot_du;

  const TimeIntegrator & _time_integrator;
};