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 "KokkosKernel.h"
      13             : 
      14             : /**
      15             :  *  Implements a simple consuming reaction term with weak form $(\\psi_i, \\lambda u_h)$.
      16             :  */
      17             : class KokkosReaction : public Moose::Kokkos::Kernel
      18             : {
      19             : public:
      20             :   static InputParameters validParams();
      21             : 
      22             :   KokkosReaction(const InputParameters & parameters);
      23             : 
      24             :   template <typename Derived>
      25             :   KOKKOS_FUNCTION Real computeQpResidual(const unsigned int i,
      26             :                                          const unsigned int qp,
      27             :                                          AssemblyDatum & datum) const;
      28             :   template <typename Derived>
      29             :   KOKKOS_FUNCTION Real computeQpJacobian(const unsigned int i,
      30             :                                          const unsigned int j,
      31             :                                          const unsigned int qp,
      32             :                                          AssemblyDatum & datum) const;
      33             : 
      34             : protected:
      35             :   /// Scalar coefficient representing the relative amount consumed per unit time
      36             :   const Moose::Kokkos::Scalar<const Real> _rate;
      37             : };
      38             : 
      39             : template <typename Derived>
      40             : KOKKOS_FUNCTION Real
      41      209056 : KokkosReaction::computeQpResidual(const unsigned int i,
      42             :                                   const unsigned int qp,
      43             :                                   AssemblyDatum & datum) const
      44             : {
      45      209056 :   return _test(datum, i, qp) * _rate * _u(datum, qp);
      46             : }
      47             : 
      48             : template <typename Derived>
      49             : KOKKOS_FUNCTION Real
      50       44992 : KokkosReaction::computeQpJacobian(const unsigned int i,
      51             :                                   const unsigned int j,
      52             :                                   const unsigned int qp,
      53             :                                   AssemblyDatum & datum) const
      54             : {
      55       44992 :   return _test(datum, i, qp) * _rate * _phi(datum, j, qp);
      56             : }