itkFFTDiscreteGaussianImageFilterFactory.h

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/*=========================================================================
 *
 *  Copyright NumFOCUS
 *
 *  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
 *
 *         https://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.
 *
 *=========================================================================*/
 
#ifndef itkFFTDiscreteGaussianImageFilterFactory_h
#define itkFFTDiscreteGaussianImageFilterFactory_h
#include "ITKSmoothingExport.h"
 
#include "itkFFTDiscreteGaussianImageFilter.h"
#include "itkImage.h"
#include "itkObjectFactoryBase.h"
#include "itkVersion.h"
 
namespace itk
{
class FFTDiscreteGaussianImageFilterFactory : public itk::ObjectFactoryBase
{
public:
  ITK_DISALLOW_COPY_AND_MOVE(FFTDiscreteGaussianImageFilterFactory);
 
  using Self = FFTDiscreteGaussianImageFilterFactory;
  using Superclass = ObjectFactoryBase;
  using Pointer = SmartPointer<Self>;
  using ConstPointer = SmartPointer<const Self>;
 
  const char *
  GetITKSourceVersion() const override
  {
    return ITK_SOURCE_VERSION;
  }
  const char *
  GetDescription() const override
  {
    return "An FFTDiscreteGaussianImageFilterFactory factory";
  }
  itkFactorylessNewMacro(Self);
 
  itkOverrideGetNameOfClassMacro(FFTDiscreteGaussianImageFilterFactory);
 
  static void
  RegisterOneFactory()
  {
    auto factory = FFTDiscreteGaussianImageFilterFactory::New();
 
    ObjectFactoryBase::RegisterFactoryInternal(factory);
  }
 
protected:
  template <typename InputPixelType, typename OutputPixelType, unsigned int D, unsigned int... ImageDimensions>
  void
  OverrideSuperclassType(const std::integer_sequence<unsigned int, D, ImageDimensions...> &)
  {
    using InputImageType = Image<InputPixelType, D>;
    using OutputImageType = Image<OutputPixelType, D>;
    this->RegisterOverride(
      typeid(typename FFTDiscreteGaussianImageFilter<InputImageType, OutputImageType>::Superclass).name(),
      typeid(FFTDiscreteGaussianImageFilter<InputImageType, OutputImageType>).name(),
      "FFTDiscreteGaussianImageFilter Override",
      true,
      CreateObjectFunction<FFTDiscreteGaussianImageFilter<InputImageType, OutputImageType>>::New());
    OverrideSuperclassType<InputPixelType, OutputPixelType>(std::integer_sequence<unsigned int, ImageDimensions...>{});
  }
  template <typename InputPixelType, typename OutputPixelType>
  void
  OverrideSuperclassType(const std::integer_sequence<unsigned int> &)
  {}
  FFTDiscreteGaussianImageFilterFactory()
  {
    OverrideSuperclassType<float, float>(std::integer_sequence<unsigned int, 4, 3, 2, 1>{});
 
    OverrideSuperclassType<double, double>(std::integer_sequence<unsigned int, 4, 3, 2, 1>{});
  }
};
 
} // namespace itk
 
#endif // itkFFTDiscreteGaussianImageFilterFactory_h