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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 itkGPUScalarAnisotropicDiffusionFunction_h
#define itkGPUScalarAnisotropicDiffusionFunction_h
#include "itkGPUAnisotropicDiffusionFunction.h"
namespace itk
{
/**
* \class GPUScalarAnisotropicDiffusionFunction
*
* This class forms the base for any GPU anisotropic diffusion function that
* operates on scalar data (see itkGPUAnisotropicDiffusionFunction).
*
* \ingroup ITKGPUAnisotropicSmoothing
* */
/** Create a helper GPU Kernel class for GPUScalarAnisotropicDiffusionFunction */
itkGPUKernelClassMacro(GPUScalarAnisotropicDiffusionFunctionKernel);
template <typename TImage>
class ITK_TEMPLATE_EXPORT GPUScalarAnisotropicDiffusionFunction : public GPUAnisotropicDiffusionFunction<TImage>
{
public:
ITK_DISALLOW_COPY_AND_MOVE(GPUScalarAnisotropicDiffusionFunction);
/** Standard class type aliases. */
using Self = GPUScalarAnisotropicDiffusionFunction;
using Superclass = GPUAnisotropicDiffusionFunction<TImage>;
using Pointer = SmartPointer<Self>;
using ConstPointer = SmartPointer<const Self>;
itkOverrideGetNameOfClassMacro(GPUScalarAnisotropicDiffusionFunction);
/** Inherit some parameters from the superclass type. */
static constexpr unsigned int ImageDimension = Superclass::ImageDimension;
/** Inherit some parameters from the superclass type. */
using typename Superclass::ImageType;
using typename Superclass::PixelType;
using typename Superclass::PixelRealType;
using typename Superclass::RadiusType;
using typename Superclass::NeighborhoodType;
using typename Superclass::TimeStepType;
/** Get OpenCL Kernel source as a string, creates a GetOpenCLSource method */
itkGetOpenCLSourceFromKernelMacro(GPUScalarAnisotropicDiffusionFunctionKernel);
/** Compute average squared gradient of magnitude using the GPU */
void
GPUCalculateAverageGradientMagnitudeSquared(TImage *) override;
protected:
GPUScalarAnisotropicDiffusionFunction();
~GPUScalarAnisotropicDiffusionFunction() override = default;
};
} // end namespace itk
#ifndef ITK_MANUAL_INSTANTIATION
# include "itkGPUScalarAnisotropicDiffusionFunction.hxx"
#endif
#endif
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