ConstantPointSource.C

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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
 
#include "ConstantPointSource.h"
 
registerMooseObject("MooseApp", ConstantPointSource);
 
InputParameters
ConstantPointSource::validParams()
{
  InputParameters params = DiracKernel::validParams();
  params.addClassDescription("Residual contribution of a constant point source term.");
  params.addRequiredParam<Real>("value", "The value of the point source");
  params.addRequiredParam<std::vector<Real>>("point", "The x,y,z coordinates of the point");
  params.declareControllable("value");
  return params;
}
 
ConstantPointSource::ConstantPointSource(const InputParameters & parameters)
  : DiracKernel(parameters),
    _value(getParam<Real>("value")),
    _point_param(getParam<std::vector<Real>>("point"))
{
  _p(0) = _point_param[0];
 
  if (_point_param.size() > 1)
  {
    _p(1) = _point_param[1];
 
    if (_point_param.size() > 2)
    {
      _p(2) = _point_param[2];
    }
  }
}
 
void
ConstantPointSource::addPoints()
{
  addPoint(_p);
}
 
Real
ConstantPointSource::computeQpResidual()
{
  //  This is negative because it's a forcing function that has been brought over to the left side
  return -_test[_i][_qp] * _value;
}