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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 itkLevelSet_h
#define itkLevelSet_h
#include "itkLevelSetNode.h"
namespace itk
{
/** \class LevelSetTypeDefault
* \brief Level set type information.
*
* LevelSetTypeDefault is a simple class that holds type information
* useful for level set algorithms. This class is templated over the
* level set image type.
*
* A NodeContainer contains a group or collection of level set
* node or grid points useful for representing a narrowband or
* region of interest.
*
* \ingroup LevelSetSegmentation
* \ingroup ITKFastMarching
*/
template <typename TLevelSet>
class LevelSetTypeDefault
{
public:
/** LevelSetType type alias support */
using Self = LevelSetTypeDefault;
using LevelSetImageType = TLevelSet;
/** SetDimension enumeration. */
static constexpr unsigned int SetDimension = TLevelSet::ImageDimension;
/** LevelSetPointer type alias support */
using LevelSetPointer = typename TLevelSet::Pointer;
using LevelSetConstPointer = typename TLevelSet::ConstPointer;
/** PixelType type alias support */
using PixelType = typename TLevelSet::PixelType;
/** Node type alias support. */
using NodeType = LevelSetNode<PixelType, Self::SetDimension>;
/** NodeContainer type alias support */
using NodeContainer = VectorContainer<unsigned int, NodeType>;
/** NodeContainerPointer type alias support */
using NodeContainerPointer = typename NodeContainer::Pointer;
};
/**
* \class AuxVarTypeDefault
* \brief Level set auxiliary variables type information.
*
* \brief AuxVarTypeDefault is a simple class that holds type information
* for auxiliary variables in some level set algorithms. This class is templated
* over the auxiliary variable data type, the number of auxiliary variables
* and the level set dimension.
*
* A AuxValueContainer contains a collection of auxiliary
* values vectors. It is used in conjunction with
* LevelSetTypeDefault::NodeContainer to represent auxiliary variable values
* in a group or collection of level set nodes or grid positions.
*
* \ingroup LevelSetSegmentation
* \ingroup ITKFastMarching
*/
template <typename TPixel, unsigned int VAuxDimension = 1, unsigned int VSetDimension = 2>
class AuxVarTypeDefault
{
public:
/** Standard type alias */
using Self = AuxVarTypeDefault;
/** PixelType type alias support */
using AuxValueType = TPixel;
/** Auxiliary variable dimension. */
static constexpr unsigned int AuxDimension = VAuxDimension;
/** Level set dimension. */
static constexpr unsigned int SetDimension = VSetDimension;
/** AuxVector type alias support */
using AuxValueVectorType = Vector<TPixel, VAuxDimension>;
/** AuxContainer typedef support. */
using AuxValueContainer = VectorContainer<unsigned int, AuxValueVectorType>;
/** AuxImage typedef support. */
using AuxImageType = Image<AuxValueType, VSetDimension>;
/** AuxImagePointer type alias support */
using AuxImagePointer = typename AuxImageType::Pointer;
using AuxImageConstPointer = typename AuxImageType::ConstPointer;
};
} // end namespace itk
#endif
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