/usr/include/ITK-4.5/itkLevelSetEquationOverlapPenaltyTerm.h is in libinsighttoolkit4-dev 4.5.0-3.
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*
* Copyright Insight Software Consortium
*
* 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
*
* http://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 __itkLevelSetEquationOverlapPenaltyTerm_h
#define __itkLevelSetEquationOverlapPenaltyTerm_h
#include "itkLevelSetEquationTermBase.h"
#include "itkCompensatedSummation.h"
namespace itk
{
/**
* \class LevelSetEquationOverlapPenaltyTerm
* \brief Class to represent the overlap penalty among many level-sets
*
* \f[
* \sum_{i \neq j } \left(H_{\epsilon}\left(\phi_j \left( p \right) \right)\right)
* \f]
*
* \li \f$ i \f$ is the current level-set id,
* \li \f$ j \f$ is any level-set id,
* \li \f$ p \f$ is the given location,
* \li \f$ H_{\epsilon} \f$ is regularized Heaviside function.
*
* \tparam TInput Input Image Type
* \tparam TLevelSetContainer Level set function container type
*
* \ingroup ITKLevelSetsv4
*/
template< typename TInput, // Input image or mesh
typename TLevelSetContainer >
class LevelSetEquationOverlapPenaltyTerm :
public LevelSetEquationTermBase< TInput, TLevelSetContainer >
{
public:
typedef LevelSetEquationOverlapPenaltyTerm Self;
typedef SmartPointer< Self > Pointer;
typedef SmartPointer< const Self > ConstPointer;
typedef LevelSetEquationTermBase< TInput, TLevelSetContainer > Superclass;
/** Method for creation through object factory */
itkNewMacro( Self );
/** Run-time type information */
itkTypeMacro( LevelSetEquationOverlapPenaltyTerm, LevelSetEquationTermBase );
typedef typename Superclass::InputImageType InputImageType;
typedef typename Superclass::InputImagePointer InputImagePointer;
typedef typename Superclass::InputPixelType InputPixelType;
typedef typename Superclass::InputPixelRealType InputPixelRealType;
typedef typename Superclass::LevelSetContainerType LevelSetContainerType;
typedef typename Superclass::LevelSetContainerPointer LevelSetContainerPointer;
typedef typename Superclass::LevelSetType LevelSetType;
typedef typename Superclass::LevelSetPointer LevelSetPointer;
typedef typename Superclass::LevelSetOutputPixelType LevelSetOutputPixelType;
typedef typename Superclass::LevelSetOutputRealType LevelSetOutputRealType;
typedef typename Superclass::LevelSetInputIndexType LevelSetInputIndexType;
typedef typename Superclass::LevelSetGradientType LevelSetGradientType;
typedef typename Superclass::LevelSetHessianType LevelSetHessianType;
typedef typename Superclass::LevelSetIdentifierType LevelSetIdentifierType;
typedef typename Superclass::HeavisideType HeavisideType;
typedef typename Superclass::HeavisideConstPointer HeavisideConstPointer;
typedef typename Superclass::LevelSetDataType LevelSetDataType;
typedef typename Superclass::DomainMapImageFilterType DomainMapImageFilterType;
typedef typename Superclass::CacheImageType CacheImageType;
typedef typename LevelSetContainerType::IdListType IdListType;
typedef typename LevelSetContainerType::IdListIterator IdListIterator;
typedef typename LevelSetContainerType::IdListConstIterator IdListConstIterator;
typedef CompensatedSummation<LevelSetOutputRealType> CompensatedSummationType;
/** Update the term parameter values at end of iteration */
virtual void Update();
/** Initialize parameters in the terms prior to an iteration */
virtual void InitializeParameters();
/** Initialize term parameters in the dense case by computing for each pixel location */
virtual void Initialize( const LevelSetInputIndexType& index );
/** Compute the sum of Heaviside functions in the multi-levelset cases
* except the current levelset */
virtual void ComputeSumTerm( const LevelSetInputIndexType& index,
LevelSetOutputRealType& sum );
/** Supply updates at pixels to keep the term parameters always updated */
virtual void UpdatePixel( const LevelSetInputIndexType& index,
const LevelSetOutputRealType& oldValue,
const LevelSetOutputRealType& newValue );
protected:
LevelSetEquationOverlapPenaltyTerm();
virtual ~LevelSetEquationOverlapPenaltyTerm();
/** Returns the term contribution for a given location index */
virtual LevelSetOutputRealType Value( const LevelSetInputIndexType& index );
/** Returns the term contribution for a given location index */
virtual LevelSetOutputRealType Value( const LevelSetInputIndexType& index,
const LevelSetDataType& data );
private:
LevelSetEquationOverlapPenaltyTerm( const Self& ); // purposely not implemented
void operator = ( const Self& ); // purposely not implemented
DomainMapImageFilterType *m_DomainMapImageFilter;
CacheImageType *m_CacheImage;
};
}
#ifndef ITK_MANUAL_INSTANTIATION
#include "itkLevelSetEquationOverlapPenaltyTerm.hxx"
#endif
#endif
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