UserForcingFunctionNodalKernel.C

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//* This file is part of the MOOSE framework
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//* https://github.com/idaholab/moose/blob/master/COPYRIGHT
//*
//* Licensed under LGPL 2.1, please see LICENSE for details
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#include "UserForcingFunctionNodalKernel.h"
 
#include "Function.h"
 
registerMooseObjectDeprecated("MooseApp", UserForcingFunctionNodalKernel, "01/01/2026 00:00");
 
InputParameters
UserForcingFunctionNodalKernel::validParams()
{
  InputParameters params = NodalKernel::validParams();
  params.addClassDescription(
      "Residual contribution to an ODE from a source function acting at nodes.");
  params.addRequiredParam<FunctionName>("function", "The forcing function");
  return params;
}
 
UserForcingFunctionNodalKernel::UserForcingFunctionNodalKernel(const InputParameters & parameters)
  : NodalKernel(parameters), _func(getFunction("function"))
{
}
 
Real
UserForcingFunctionNodalKernel::computeQpResidual()
{
  return -_func.value(_t, (*_current_node));
}