ITK  4.6.0
Insight Segmentation and Registration Toolkit
itkNumericTraitsTensorPixel.h
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18 #ifndef __itkNumericTraitsTensorPixel_h
19 #define __itkNumericTraitsTensorPixel_h
20 
21 #include "itkNumericTraits.h"
23 
24 namespace itk
25 {
43 template< typename T, unsigned int D >
45 {
46 private:
47 
53 
54 public:
55 
57  typedef T ValueType;
58 
60 
63 
66 
70 
73 
76 
79 
82 
88  static const Self max(const Self &)
89  {
90  return Self( NumericTraits< T >::max() );
91  }
92 
93  static const Self min(const Self &)
94  {
95  return Self( NumericTraits< T >::min() );
96  }
97 
98  static const Self max()
99  {
100  return Self( NumericTraits< T >::max() );
101  }
102 
103  static const Self min()
104  {
105  return Self( NumericTraits< T >::min() );
106  }
107 
108  static const Self NonpositiveMin()
109  {
111  }
112 
113  static const Self ZeroValue()
114  {
116  }
117 
118  static const Self OneValue()
119  {
121  }
122 
123  static const Self NonpositiveMin(const Self &)
124  {
125  return NonpositiveMin();
126  }
127 
128  static const Self ZeroValue(const Self &)
129  {
130  return ZeroValue();
131  }
132 
133  static const Self OneValue(const Self &)
134  {
135  return OneValue();
136  }
137 
142  static void SetLength(SymmetricSecondRankTensor< T, D > & m, const unsigned int s)
143  {
144  if ( s != D *( D + 1 ) / 2 )
145  {
146  itkGenericExceptionMacro(<< "Cannot set the size of a SymmetricSecondRankTensor "
147  "of dimension " << D << " ( = size of "
148  << D *( D + 1 ) / 2 << ") to " << s);
149  }
151  }
153 
155  static unsigned int GetLength(const SymmetricSecondRankTensor< T, D > &)
156  {
157  return GetLength();
158  }
159 
161  static unsigned int GetLength()
162  {
163  return D *( D + 1 ) / 2;
164  }
165 
166  static void AssignToArray( const Self & v, MeasurementVectorType & mv )
167  {
168  mv = v;
169  }
170 
171  template<typename TArray>
172  static void AssignToArray( const Self & v, TArray & mv )
173  {
174  for( unsigned int i=0; i<GetLength(); i++ )
175  {
176  mv[i] = v[i];
177  }
178  }
179 
183  static const Self ITKCommon_EXPORT Zero;
184  static const Self ITKCommon_EXPORT One;
185 };
186 } // end namespace itk
187 
188 #endif // __itkNumericTraitsTensorPixel_h
SymmetricSecondRankTensor< ElementPrintType, D > PrintType
Represent a symmetric tensor of second rank.
static void SetLength(SymmetricSecondRankTensor< T, D > &m, const unsigned int s)
SymmetricSecondRankTensor< ElementAbsType, D > AbsType
static unsigned int GetLength()
static unsigned int GetLength(const SymmetricSecondRankTensor< T, D > &)
SymmetricSecondRankTensor< ElementAccumulateType, D > AccumulateType
SymmetricSecondRankTensor< ElementFloatType, D > FloatType
SymmetricSecondRankTensor< ElementRealType, D > RealType
Define additional traits for native types such as int or float.
static void AssignToArray(const Self &v, MeasurementVectorType &mv)