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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 itkLevelSetDenseImage_h
#define itkLevelSetDenseImage_h
#include "itkDiscreteLevelSetImage.h"
namespace itk
{
/**
* \class LevelSetDenseImage
* \brief Base class for the "dense" representation of a level-set function on
* one image.
*
* This representation is a "dense" level-set function, i.e. it defines
* a level-set function on a grid (more precisely the underlying structure
* is an Image).
*
* \tparam TImage Input image type of the level set function
* \todo Think about using image iterators instead of GetPixel()
*
* \ingroup ITKLevelSetsv4
*/
template <typename TImage>
class ITK_TEMPLATE_EXPORT LevelSetDenseImage
: public DiscreteLevelSetImage<typename TImage::PixelType, TImage::ImageDimension>
{
public:
ITK_DISALLOW_COPY_AND_MOVE(LevelSetDenseImage);
using ImageType = TImage;
using ImagePointer = typename ImageType::Pointer;
using IndexType = typename ImageType::IndexType;
using PixelType = typename ImageType::PixelType;
using RegionType = typename ImageType::RegionType;
using Self = LevelSetDenseImage;
using Pointer = SmartPointer<Self>;
using ConstPointer = SmartPointer<const Self>;
using Superclass = DiscreteLevelSetImage<PixelType, ImageType::ImageDimension>;
/** Method for creation through object factory */
itkNewMacro(Self);
/** \see LightObject::GetNameOfClass() */
itkOverrideGetNameOfClassMacro(LevelSetDenseImage);
static constexpr unsigned int Dimension = Superclass::Dimension;
using typename Superclass::InputType;
using typename Superclass::OutputType;
using typename Superclass::OutputRealType;
using typename Superclass::GradientType;
using typename Superclass::HessianType;
using typename Superclass::LevelSetDataType;
virtual void
SetImage(ImageType * inputImage);
itkGetModifiableObjectMacro(Image, ImageType);
/** Returns the value of the level set function at a given location inputIndex */
OutputType
Evaluate(const InputType & inputIndex) const override;
void
Evaluate(const InputType & inputIndex, LevelSetDataType & data) const override;
protected:
LevelSetDenseImage() = default;
~LevelSetDenseImage() override = default;
ImagePointer m_Image{};
bool
IsInsideDomain(const InputType & inputIndex) const override;
/** Initial the level set pointer */
void
Initialize() override;
/** Copy level set information from data object */
void
CopyInformation(const DataObject * data) override;
/** Graft data object as level set object */
void
Graft(const DataObject * data) override;
private:
};
} // namespace itk
#ifndef ITK_MANUAL_INSTANTIATION
# include "itkLevelSetDenseImage.hxx"
#endif
#endif // itkLevelSetDenseImage_h
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