text: /*=========================================================================
   *
   *  Copyright Insight Software Consortium
   *
   *  Licensed under the Apache License, Version 2.0 (the "License");
   *  you may not use this file except in compliance with the License.
   *  You may obtain a copy of the License at
   *
   *         http://www.apache.org/licenses/LICENSE-2.0.txt
   *
   *  Unless required by applicable law or agreed to in writing, software
   *  distributed under the License is distributed on an "AS IS" BASIS,
   *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   *  See the License for the specific language governing permissions and
   *  limitations under the License.
   *
   *=========================================================================*/
  /*=========================================================================
   *
   *  Portions of this file are subject to the VTK Toolkit Version 3 copyright.
   *
   *  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
   *
   *  For complete copyright, license and disclaimer of warranty information
   *  please refer to the NOTICE file at the top of the ITK source tree.
   *
   *=========================================================================*/
  #ifndef itkRegionFromReferenceLabelMapFilter_hxx
  #define itkRegionFromReferenceLabelMapFilter_hxx
  #include "itkRegionFromReferenceLabelMapFilter.h"
  
  namespace itk
  {
  template <typename TInputImage>
  void
  RegionFromReferenceLabelMapFilter<TInputImage>::GenerateOutputInformation()
  {
    Superclass::GenerateOutputInformation();
  
    this->SetRegion(this->GetReferenceImage()->GetLargestPossibleRegion());
    this->GetOutput()->SetLargestPossibleRegion(this->GetRegion());
  }
  
  template <typename TInputImage>
  void
  RegionFromReferenceLabelMapFilter<TInputImage>::SetReferenceImage(const ReferenceImageType * image)
  {
    itkDebugMacro("setting input ReferenceImage to " << image);
    if (image != static_cast<const ReferenceImageType *>(this->GetInput(1)))
    {
      this->ProcessObject::SetNthInput(1, const_cast<ReferenceImageType *>(image));
      this->Modified();
    }
  }
  
  template <typename TInputImage>
  const typename RegionFromReferenceLabelMapFilter<TInputImage>::ReferenceImageType *
  RegionFromReferenceLabelMapFilter<TInputImage>::GetReferenceImage() const
  {
    auto * surrogate = const_cast<Self *>(this);
  
    return itkDynamicCastInDebugMode<const ReferenceImageType *>(surrogate->ProcessObject::GetInput(1));
  }
  
  template <typename TInputImage>
  void
  RegionFromReferenceLabelMapFilter<TInputImage>::PrintSelf(std::ostream & os, Indent indent) const
  {
    this->Superclass::PrintSelf(os, indent);
  }
  } // end namespace itk
  
  #endif
  