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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 itkGPUAnisotropicDiffusionImageFilter_h
#define itkGPUAnisotropicDiffusionImageFilter_h
#include "itkGPUDenseFiniteDifferenceImageFilter.h"
#include "itkAnisotropicDiffusionImageFilter.h"
#include "itkNumericTraits.h"
namespace itk
{
/**
* \class GPUAnisotropicDiffusionImageFilter
* This filter is the GPU base class for AnisotropicDiffusionImageFilter.
* InitializeIteration() calls GPUCalculateAverageGradientMagnitudeSquared().
*
* \ingroup ITKGPUAnisotropicSmoothing
*/
template <typename TInputImage,
typename TOutputImage,
typename TParentImageFilter = AnisotropicDiffusionImageFilter<TInputImage, TOutputImage>>
class ITK_TEMPLATE_EXPORT GPUAnisotropicDiffusionImageFilter
: public GPUDenseFiniteDifferenceImageFilter<TInputImage, TOutputImage, TParentImageFilter>
{
public:
ITK_DISALLOW_COPY_AND_MOVE(GPUAnisotropicDiffusionImageFilter);
/** Standard class type aliases. */
using Self = GPUAnisotropicDiffusionImageFilter;
using GPUSuperclass = GPUDenseFiniteDifferenceImageFilter<TInputImage, TOutputImage, TParentImageFilter>;
using CPUSuperclass = AnisotropicDiffusionImageFilter<TInputImage, TOutputImage>;
using Pointer = SmartPointer<Self>;
using ConstPointer = SmartPointer<const Self>;
/** \see LightObject::GetNameOfClass() */
itkOverrideGetNameOfClassMacro(GPUAnisotropicDiffusionImageFilter);
/** Capture information from the superclass. */
using InputImageType = typename GPUSuperclass::InputImageType;
using OutputImageType = typename GPUSuperclass::OutputImageType;
using UpdateBufferType = typename GPUSuperclass::UpdateBufferType;
/** Dimensionality of input and output data is assumed to be the same.
* It is inherited from the superclass. */
static constexpr unsigned int ImageDimension = GPUSuperclass::ImageDimension;
/** The pixel type of the output image will be used in computations.
* Inherited from the superclass. */
using PixelType = typename GPUSuperclass::PixelType;
using TimeStepType = typename GPUSuperclass::TimeStepType;
protected:
GPUAnisotropicDiffusionImageFilter() = default;
~GPUAnisotropicDiffusionImageFilter() override = default;
/** Prepare for the iteration process. */
void
InitializeIteration() override;
};
} // namespace itk
#ifndef ITK_MANUAL_INSTANTIATION
# include "itkGPUAnisotropicDiffusionImageFilter.hxx"
#endif
#endif
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