ImageFunction.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 "ImageFunction.h"
#include "MooseMesh.h"
#include "FEProblemBase.h"

registerMooseObject("MooseApp", ImageFunction);

InputParameters
ImageFunction::validParams()
{
  // Define the general parameters
  InputParameters params = Function::validParams();
  params += ImageSampler::validParams();
  params.addClassDescription("Function with values sampled from an image or image stack.");
  return params;
}

ImageFunction::ImageFunction(const InputParameters & parameters)
  : ImageSampler(parameters), Function(parameters)
{
}

ImageFunction::~ImageFunction() {}

void
ImageFunction::initialSetup()
{
  FEProblemBase * fe_problem = this->getParam<FEProblemBase *>("_fe_problem_base");
  MooseMesh & mesh = fe_problem->mesh();
  setupImageSampler(mesh);
}

Real
ImageFunction::value(Real /*t*/, const Point & p) const
{
  return sample(p);
}