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             : #ifdef MOOSE_MFEM_ENABLED
      11             : 
      12             : #pragma once
      13             : 
      14             : #include "libmesh/ignore_warnings.h"
      15             : #include "mfem/miniapps/common/pfem_extras.hpp"
      16             : #include "libmesh/restore_warnings.h"
      17             : #include "MFEMAuxKernel.h"
      18             : 
      19             : /*
      20             :  * Class to scale and sum an arbitrary number of MFEM variables into an auxiliary variable.
      21             :  */
      22             : class MFEMSumAux : public MFEMAuxKernel
      23             : {
      24             : public:
      25             :   static InputParameters validParams();
      26             : 
      27             :   MFEMSumAux(const InputParameters & parameters);
      28             : 
      29          52 :   virtual ~MFEMSumAux() = default;
      30             : 
      31             :   // Computes the auxvariable.
      32             :   virtual void execute() override;
      33             : 
      34             : protected:
      35             :   // Names of input MFEMVariables to sum.
      36             :   const std::vector<VariableName> & _var_names;
      37             :   // Scalar factors to multiply the input variables by.
      38             :   const std::vector<mfem::real_t> _scale_factors;
      39             :   /// Pointers to input variable gridfunctions.
      40             :   std::vector<const mfem::ParGridFunction *> _summed_vars;
      41             : };
      42             : 
      43             : #endif