KWStyle - itkMahalanobisDistanceThresholdImageFunction.txx

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1		/*=========================================================================
2
3		Program:   Insight Segmentation & Registration Toolkit
4		Module:    $RCSfile: itkMahalanobisDistanceThresholdImageFunction.txx.html,v $
5		Language:  C++
6		Date:      $Date: 2006/01/17 19:15:41 $
7		Version:   $Revision: 1.4 $
8
9		Copyright (c) Insight Software Consortium. All rights reserved.
10		See ITKCopyright.txt or http://www.itk.org/HTML/Copyright.htm for details.
11
12		This software is distributed WITHOUT ANY WARRANTY; without even
13		the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
14		PURPOSE.  See the above copyright notices for more information.
15
16		=========================================================================*/
17	DEF	#ifndef _itkMahalanobisDistanceThresholdImageFunction_txx
18	DEF	#define _itkMahalanobisDistanceThresholdImageFunction_txx
19
20		#include "itkMahalanobisDistanceThresholdImageFunction.h"
21
22		namespace itk
23		{
24
25		template <class TInputImage, class TCoordRep>
26		MahalanobisDistanceThresholdImageFunction<TInputImage,TCoordRep>
27		::MahalanobisDistanceThresholdImageFunction()
28		{
29		m_Threshold = NumericTraits<double>::Zero;
30		m_MahalanobisDistanceMembershipFunction =
31	IND	**********MahalanobisDistanceFunctionType::New();
32		}
33
34
35		template <class TInputImage, class TCoordRep>
36		void
37		MahalanobisDistanceThresholdImageFunction<TInputImage,TCoordRep>
38		::SetMean(const MeanVectorType & mean)
39		{
40		m_MahalanobisDistanceMembershipFunction->SetMean( mean );
41		}
42
43
44	EML
45		template <class TInputImage, class TCoordRep>
46		void
47		MahalanobisDistanceThresholdImageFunction<TInputImage,TCoordRep>
48		::SetCovariance(const CovarianceMatrixType & covariance)
49		{
50		m_MahalanobisDistanceMembershipFunction->SetCovariance( covariance );
51		}
52
53
54	EML
55		template <class TInputImage, class TCoordRep>
56		const typename
57	LEN	MahalanobisDistanceThresholdImageFunction<TInputImage,TCoordRep>::MeanVectorType &
58		MahalanobisDistanceThresholdImageFunction<TInputImage,TCoordRep>
59		::GetMean() const
60		{
61		return m_MahalanobisDistanceMembershipFunction->GetMean();
62		}
63
64
65		template <class TInputImage, class TCoordRep>
66		const typename
67	LEN	MahalanobisDistanceThresholdImageFunction<TInputImage,TCoordRep>::CovarianceMatrixType &
68		MahalanobisDistanceThresholdImageFunction<TInputImage,TCoordRep>
69		::GetCovariance() const
70		{
71		return m_MahalanobisDistanceMembershipFunction->GetCovariance();
72		}
73
74
75	EML
76		template <class TInputImage, class TCoordRep>
77		bool
78		MahalanobisDistanceThresholdImageFunction<TInputImage,TCoordRep>
79		::Evaluate( const PointType& point ) const
80		{
81		IndexType index;
82		this->ConvertPointToNearestIndex( point, index );
83		return ( this->EvaluateAtIndex( index ) );
84		}
85
86
87	EML
88	EML
89		template <class TInputImage, class TCoordRep>
90		bool
91		MahalanobisDistanceThresholdImageFunction<TInputImage,TCoordRep>
92		::EvaluateAtContinuousIndex( const ContinuousIndexType & index ) const
93		{
94		IndexType nindex;
95		this->ConvertContinuousIndexToNearestIndex (index, nindex);
96		return this->EvaluateAtIndex(nindex);
97		}
98
99
100	EML
101		template <class TInputImage, class TCoordRep>
102		bool
103		MahalanobisDistanceThresholdImageFunction<TInputImage,TCoordRep>
104		::EvaluateAtIndex( const IndexType & index ) const
105		{
106		double mahalanobisDistance =
107	IND	****m_MahalanobisDistanceMembershipFunction->Evaluate(
108		this->GetInputImage()->GetPixel( index ) );
109		return ( sqrt( mahalanobisDistance ) <= m_Threshold );
110		}
111
112
113	EML
114		template <class TInputImage, class TCoordRep>
115		double
116		MahalanobisDistanceThresholdImageFunction<TInputImage,TCoordRep>
117		::EvaluateDistance( const PointType& point ) const
118		{
119		IndexType index;
120		this->ConvertPointToNearestIndex( point, index );
121		const double mahalanobisDistance = this->EvaluateDistanceAtIndex( index );
122		return  mahalanobisDistance;
123		}
124
125
126		template <class TInputImage, class TCoordRep>
127		double
128		MahalanobisDistanceThresholdImageFunction<TInputImage,TCoordRep>
129		::EvaluateDistanceAtIndex( const IndexType& index ) const
130		{
131		const double mahalanobisDistanceSquared =
132	IND	****m_MahalanobisDistanceMembershipFunction->Evaluate(
133		this->GetInputImage()->GetPixel( index ) );
134
135		const double mahalanobisDistance = sqrt( mahalanobisDistanceSquared );
136
137		return  mahalanobisDistance;
138		}
139
140
141	EML
142	EML
143	EML
144		template <class TInputImage, class TCoordRep>
145		void
146		MahalanobisDistanceThresholdImageFunction<TInputImage,TCoordRep>
147		::PrintSelf(std::ostream& os, Indent indent) const
148		{
149		Superclass::PrintSelf( os, indent );
150
151		os << indent << "Threshold: " << m_Threshold << std::endl;
152	LEN	os << indent << "MahalanobisDistanceMembershipFunction: " << m_MahalanobisDistanceMembershipFunction << std::endl;
153		}
154
155		} // end namespace itk
156
157		#endif
158

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