lib/cpExtensions/Algorithms/UnaryThresholdImageFilter.hxx

   1 // -------------------------------------------------------------------------
   2 // @author Leonardo Florez-Valencia (florez-l@javeriana.edu.co)
   3 // -------------------------------------------------------------------------
   4
   5 #ifndef __CPEXTENSIONS__ALGORITHMS__UNARYTHRESHOLDIMAGEFILTER__HXX__
   6 #define __CPEXTENSIONS__ALGORITHMS__UNARYTHRESHOLDIMAGEFILTER__HXX__
   7
   8 // -------------------------------------------------------------------------
   9 template< typename _TInput >
  10 cpExtensions::Algorithms::Functor::UnaryThreshold< _TInput >::
  11 UnaryThreshold( )
  12   : m_Strict( false )
  13 {
  14   this->m_Threshold    = itk::NumericTraits< _TInput >::NonpositiveMin( );
  15   this->m_OutsideValue = itk::NumericTraits< _TInput >::ZeroValue( );
  16   this->m_InsideValue  = itk::NumericTraits< _TInput >::max( );
  17 }
  18
  19 // -------------------------------------------------------------------------
  20 template< typename _TInput >
  21 cpExtensions::Algorithms::Functor::UnaryThreshold< _TInput >::
  22 ~UnaryThreshold( )
  23 {
  24 }
  25
  26 // -------------------------------------------------------------------------
  27 template< typename _TInput >
  28 const _TInput& cpExtensions::Algorithms::Functor::UnaryThreshold< _TInput >::
  29 GetThreshold( ) const
  30 {
  31   return( this->m_Threshold );
  32 }
  33
  34 // -------------------------------------------------------------------------
  35 template< typename _TInput >
  36 const _TInput& cpExtensions::Algorithms::Functor::UnaryThreshold< _TInput >::
  37 GetInsideValue( ) const
  38 {
  39   return( this->m_InsideValue );
  40 }
  41
  42 // -------------------------------------------------------------------------
  43 template< typename _TInput >
  44 const _TInput& cpExtensions::Algorithms::Functor::UnaryThreshold< _TInput >::
  45 GetOutsideValue( ) const
  46 {
  47   return( this->m_OutsideValue );
  48 }
  49
  50 // -------------------------------------------------------------------------
  51 template< typename _TInput >
  52 const bool& cpExtensions::Algorithms::Functor::UnaryThreshold< _TInput >::
  53 GetStrict( ) const
  54 {
  55   return( this->m_Strict );
  56 }
  57
  58 // -------------------------------------------------------------------------
  59 template< typename _TInput >
  60 void cpExtensions::Algorithms::Functor::UnaryThreshold< _TInput >::
  61 StrictOn( )
  62 {
  63   this->SetStrict( true );
  64 }
  65
  66 // -------------------------------------------------------------------------
  67 template< typename _TInput >
  68 void cpExtensions::Algorithms::Functor::UnaryThreshold< _TInput >::
  69 StrictOff( )
  70 {
  71   this->SetStrict( false );
  72 }
  73
  74 // -------------------------------------------------------------------------
  75 template< typename _TInput >
  76 void cpExtensions::Algorithms::Functor::UnaryThreshold< _TInput >::
  77 SetStrict( bool s )
  78 {
  79   this->m_Strict = s;
  80 }
  81
  82 // -------------------------------------------------------------------------
  83 template< typename _TInput >
  84 void cpExtensions::Algorithms::Functor::UnaryThreshold< _TInput >::
  85 SetThreshold( const _TInput& thresh )
  86 {
  87   this->m_Threshold = thresh;
  88 }
  89
  90 // -------------------------------------------------------------------------
  91 template< typename _TInput >
  92 void cpExtensions::Algorithms::Functor::UnaryThreshold< _TInput >::
  93 SetInsideValue( const _TInput& value )
  94 {
  95   this->m_InsideValue = value;
  96 }
  97
  98 // -------------------------------------------------------------------------
  99 template< typename _TInput >
 100 void cpExtensions::Algorithms::Functor::UnaryThreshold< _TInput >::
 101 SetOutsideValue( const _TInput& value )
 102 {
 103   this->m_OutsideValue = value;
 104 }
 105
 106 // -------------------------------------------------------------------------
 107 template< typename _TInput >
 108 bool cpExtensions::Algorithms::Functor::UnaryThreshold< _TInput >::
 109 operator!=( const UnaryThreshold& other ) const
 110 {
 111   return(
 112     this->m_Threshold != other.m_Threshold ||
 113     itk::Math::NotExactlyEquals( this->m_InsideValue, other.m_InsideValue ) ||
 114     itk::Math::NotExactlyEquals( this->m_OutsideValue, other.m_OutsideValue )
 115     );
 116 }
 117
 118 // -------------------------------------------------------------------------
 119 template< typename _TInput >
 120 bool cpExtensions::Algorithms::Functor::UnaryThreshold< _TInput >::
 121 operator==( const UnaryThreshold& other ) const
 122 {
 123   return( !( *this != other ) );
 124 }
 125
 126 // -------------------------------------------------------------------------
 127 template< typename _TInput >
 128 _TInput cpExtensions::Algorithms::Functor::UnaryThreshold< _TInput >::
 129 operator()( const _TInput& A ) const
 130 {
 131   if( this->m_Strict )
 132   {
 133     if( this->m_Threshold < A  )
 134       return( this->m_InsideValue );
 135     return( this->m_OutsideValue );
 136   }
 137   else
 138   {
 139     if( this->m_Threshold <= A  )
 140       return( this->m_InsideValue );
 141     return( this->m_OutsideValue );
 142
 143   } // fi
 144 }
 145
 146 // -------------------------------------------------------------------------
 147 template< class _TImage >
 148 const typename cpExtensions::Algorithms::UnaryThresholdImageFilter< _TImage >::
 149 TPixel& cpExtensions::Algorithms::UnaryThresholdImageFilter< _TImage >::
 150 GetThreshold( ) const
 151 {
 152   return( this->GetFunctor( ).GetThreshold( ) );
 153 }
 154
 155 // -------------------------------------------------------------------------
 156 template< class _TImage >
 157 const typename cpExtensions::Algorithms::UnaryThresholdImageFilter< _TImage >::
 158 TPixel& cpExtensions::Algorithms::UnaryThresholdImageFilter< _TImage >::
 159 GetInsideValue( ) const
 160 {
 161   return( this->GetFunctor( ).GetInsideValue( ) );
 162 }
 163
 164 // -------------------------------------------------------------------------
 165 template< class _TImage >
 166 const typename cpExtensions::Algorithms::UnaryThresholdImageFilter< _TImage >::
 167 TPixel& cpExtensions::Algorithms::UnaryThresholdImageFilter< _TImage >::
 168 GetOutsideValue( ) const
 169 {
 170   return( this->GetFunctor( ).GetOutsideValue( ) );
 171 }
 172
 173 // -------------------------------------------------------------------------
 174 template< class _TImage >
 175 const bool& cpExtensions::Algorithms::UnaryThresholdImageFilter< _TImage >::
 176 GetStrict( ) const
 177 {
 178   return( this->GetFunctor( ).GetStrict( ) );
 179 }
 180
 181 // -------------------------------------------------------------------------
 182 template< class _TImage >
 183 void cpExtensions::Algorithms::UnaryThresholdImageFilter< _TImage >::
 184 StrictOn( )
 185 {
 186   this->GetFunctor( ).SetStrict( true );
 187 }
 188
 189 // -------------------------------------------------------------------------
 190 template< class _TImage >
 191 void cpExtensions::Algorithms::UnaryThresholdImageFilter< _TImage >::
 192 StrictOff( )
 193 {
 194   this->GetFunctor( ).SetStrict( false );
 195 }
 196
 197 // -------------------------------------------------------------------------
 198 template< class _TImage >
 199 void cpExtensions::Algorithms::UnaryThresholdImageFilter< _TImage >::
 200 SetStrict( bool s )
 201 {
 202   this->GetFunctor( ).SetStrict( s );
 203 }
 204
 205 // -------------------------------------------------------------------------
 206 template< class _TImage >
 207 void cpExtensions::Algorithms::UnaryThresholdImageFilter< _TImage >::
 208 SetThreshold( const TPixel& thresh )
 209 {
 210   this->GetFunctor( ).SetThreshold( thresh );
 211 }
 212
 213 // -------------------------------------------------------------------------
 214 template< class _TImage >
 215 void cpExtensions::Algorithms::UnaryThresholdImageFilter< _TImage >::
 216 SetInsideValue( const TPixel& value )
 217 {
 218   this->GetFunctor( ).SetInsideValue( value );
 219 }
 220
 221 // -------------------------------------------------------------------------
 222 template< class _TImage >
 223 void cpExtensions::Algorithms::UnaryThresholdImageFilter< _TImage >::
 224 SetOutsideValue( const TPixel& value )
 225 {
 226   this->GetFunctor( ).SetOutsideValue( value );
 227 }
 228
 229 // -------------------------------------------------------------------------
 230 template< class _TImage >
 231 cpExtensions::Algorithms::UnaryThresholdImageFilter< _TImage >::
 232 UnaryThresholdImageFilter( )
 233 {
 234 }
 235
 236 // -------------------------------------------------------------------------
 237 template< class _TImage >
 238 cpExtensions::Algorithms::UnaryThresholdImageFilter< _TImage >::
 239 ~UnaryThresholdImageFilter( )
 240 {
 241 }
 242
 243 #endif // __CPEXTENSIONS__ALGORITHMS__UNARYTHRESHOLDIMAGEFILTER__HXX__
 244
 245 // eof - $RCSfile$