ITK
4.1.0
Insight Segmentation and Registration Toolkit
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00001 /*========================================================================= 00002 * 00003 * Copyright Insight Software Consortium 00004 * 00005 * Licensed under the Apache License, Version 2.0 (the "License"); 00006 * you may not use this file except in compliance with the License. 00007 * You may obtain a copy of the License at 00008 * 00009 * http://www.apache.org/licenses/LICENSE-2.0.txt 00010 * 00011 * Unless required by applicable law or agreed to in writing, software 00012 * distributed under the License is distributed on an "AS IS" BASIS, 00013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 00014 * See the License for the specific language governing permissions and 00015 * limitations under the License. 00016 * 00017 *=========================================================================*/ 00018 #ifndef __itkVarianceImageFunction_h 00019 #define __itkVarianceImageFunction_h 00020 00021 #include "itkImageFunction.h" 00022 #include "itkNumericTraits.h" 00023 00024 namespace itk 00025 { 00042 template< class TInputImage, class TCoordRep = float > 00043 class ITK_EXPORT VarianceImageFunction: 00044 public ImageFunction< TInputImage, typename NumericTraits< typename TInputImage::PixelType >::RealType, 00045 TCoordRep > 00046 { 00047 public: 00048 00050 typedef VarianceImageFunction Self; 00051 typedef ImageFunction< TInputImage, typename NumericTraits< typename TInputImage::PixelType >::RealType, 00052 TCoordRep > Superclass; 00053 00054 typedef SmartPointer< Self > Pointer; 00055 typedef SmartPointer< const Self > ConstPointer; 00056 00058 itkTypeMacro(VarianceImageFunction, ImageFunction); 00059 00061 itkNewMacro(Self); 00062 00064 typedef TInputImage InputImageType; 00065 00067 typedef typename Superclass::OutputType OutputType; 00068 00070 typedef typename Superclass::IndexType IndexType; 00071 00073 typedef typename Superclass::ContinuousIndexType ContinuousIndexType; 00074 00076 typedef typename Superclass::PointType PointType; 00077 00079 itkStaticConstMacro(ImageDimension, unsigned int, 00080 InputImageType::ImageDimension); 00081 00083 typedef typename NumericTraits< typename InputImageType::PixelType >::RealType 00084 RealType; 00085 00087 virtual RealType EvaluateAtIndex(const IndexType & index) const; 00088 00090 virtual RealType Evaluate(const PointType & point) const 00091 { 00092 IndexType index; 00093 00094 this->ConvertPointToNearestIndex(point, index); 00095 return this->EvaluateAtIndex(index); 00096 } 00097 00098 virtual RealType EvaluateAtContinuousIndex( 00099 const ContinuousIndexType & cindex) const 00100 { 00101 IndexType index; 00102 00103 this->ConvertContinuousIndexToNearestIndex(cindex, index); 00104 return this->EvaluateAtIndex(index); 00105 } 00106 00109 itkSetMacro(NeighborhoodRadius, unsigned int); 00110 itkGetConstReferenceMacro(NeighborhoodRadius, unsigned int); 00111 protected: 00112 VarianceImageFunction(); 00113 ~VarianceImageFunction(){} 00114 void PrintSelf(std::ostream & os, Indent indent) const; 00116 00117 private: 00118 VarianceImageFunction(const Self &); //purposely not implemented 00119 void operator=(const Self &); //purposely not implemented 00120 00121 unsigned int m_NeighborhoodRadius; 00122 }; 00123 } // end namespace itk 00124 00125 // Define instantiation macro for this template. 00126 #define ITK_TEMPLATE_VarianceImageFunction(_, EXPORT, TypeX, TypeY) \ 00127 namespace itk \ 00128 { \ 00129 _( 2 ( class EXPORT VarianceImageFunction< ITK_TEMPLATE_2 TypeX > ) ) \ 00130 namespace Templates \ 00131 { \ 00132 typedef VarianceImageFunction< ITK_TEMPLATE_2 TypeX > \ 00133 VarianceImageFunction##TypeY; \ 00134 } \ 00135 } 00136 00137 #if ITK_TEMPLATE_EXPLICIT 00138 #include "Templates/itkVarianceImageFunction+-.h" 00139 #endif 00140 00141 #if ITK_TEMPLATE_TXX 00142 #include "itkVarianceImageFunction.hxx" 00143 #endif 00144 00145 #endif 00146