Line data    Source code

       1             : //* This file is part of the MOOSE framework
       2             : //* https://mooseframework.inl.gov
       3             : //*
       4             : //* All rights reserved, see COPYRIGHT for full restrictions
       5             : //* https://github.com/idaholab/moose/blob/master/COPYRIGHT
       6             : //*
       7             : //* Licensed under LGPL 2.1, please see LICENSE for details
       8             : //* https://www.gnu.org/licenses/lgpl-2.1.html
       9             : 
      10             : #pragma once
      11             : 
      12             : #include "KokkosNodalKernel.h"
      13             : 
      14             : class KokkosCoupledForceNodalKernel : public Moose::Kokkos::NodalKernel
      15             : {
      16             : public:
      17             :   static InputParameters validParams();
      18             : 
      19             :   KokkosCoupledForceNodalKernel(const InputParameters & parameters);
      20             : 
      21             :   template <typename Derived>
      22             :   KOKKOS_FUNCTION Real computeQpResidual(const unsigned int qp, AssemblyDatum & datum) const;
      23             :   template <typename Derived>
      24             :   KOKKOS_FUNCTION Real computeQpOffDiagJacobian(const unsigned int jvar,
      25             :                                                 const unsigned int qp,
      26             :                                                 AssemblyDatum & datum) const;
      27             : 
      28             : private:
      29             :   /// The number of the coupled variable
      30             :   const unsigned int _v_var;
      31             : 
      32             :   /// The value of the coupled variable
      33             :   const Moose::Kokkos::VariableValue _v;
      34             : 
      35             :   /// A multiplicative factor for computing the coupled force
      36             :   const Real _coef;
      37             : };
      38             : 
      39             : template <typename Derived>
      40             : KOKKOS_FUNCTION Real
      41      117744 : KokkosCoupledForceNodalKernel::computeQpResidual(const unsigned int qp, AssemblyDatum & datum) const
      42             : {
      43      117744 :   return -_coef * _v(datum, qp);
      44             : }
      45             : 
      46             : template <typename Derived>
      47             : KOKKOS_FUNCTION Real
      48      124550 : KokkosCoupledForceNodalKernel::computeQpOffDiagJacobian(const unsigned int jvar,
      49             :                                                         const unsigned int /* qp */,
      50             :                                                         AssemblyDatum & /* datum */) const
      51             : {
      52      124550 :   if (jvar == _v_var)
      53       91816 :     return -_coef;
      54       32734 :   return 0;
      55             : }