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itkGaussianDerivativeSpatialFunction.h

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00001 /*=========================================================================
00002 
00003   Program:   Insight Segmentation & Registration Toolkit
00004   Module:    $RCSfile: itkGaussianDerivativeSpatialFunction.h,v $
00005   Language:  C++
00006   Date:      $Date: 2007/01/30 23:54:43 $
00007   Version:   $Revision: 1.4 $
00008 
00009   Copyright (c) Insight Software Consortium. All rights reserved.
00010   See ITKCopyright.txt or http://www.itk.org/HTML/Copyright.htm for details.
00011 
00012      This software is distributed WITHOUT ANY WARRANTY; without even 
00013      the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 
00014      PURPOSE.  See the above copyright notices for more information.
00015 
00016 =========================================================================*/
00017 #ifndef __itkGaussianDerivativeSpatialFunction_h
00018 #define __itkGaussianDerivativeSpatialFunction_h
00019 
00020 #include "itkSpatialFunction.h"
00021 #include "itkFixedArray.h"
00022 #include "itkPoint.h"
00023 
00024 namespace itk
00025 {
00026 
00041 template <typename TOutput=double, 
00042           unsigned int VImageDimension=3,
00043           typename TInput=Point<double, VImageDimension> >
00044 class ITK_EXPORT GaussianDerivativeSpatialFunction : public SpatialFunction<TOutput, VImageDimension, TInput>
00045 {
00046 public:
00048   typedef GaussianDerivativeSpatialFunction Self;
00049   typedef SpatialFunction<TOutput, VImageDimension, TInput> Superclass;
00050   typedef SmartPointer<Self>  Pointer;
00051   typedef SmartPointer<const Self>  ConstPointer;
00052 
00054   itkNewMacro(Self);
00055 
00057   itkTypeMacro(GaussianDerivativeSpatialFunction, SpatialFunction);
00058 
00060   typedef typename Superclass::InputType InputType;
00061 
00063   typedef typename Superclass::OutputType OutputType;
00064 
00066   typedef FixedArray<double, VImageDimension> ArrayType;
00067 
00069   typedef Vector<double, VImageDimension> VectorType;
00070 
00074   OutputType Evaluate(const TInput& position) const;
00075 
00077   VectorType EvaluateVector(const TInput& position) const;
00078 
00080   itkSetMacro(Scale, double);
00081   itkGetMacro(Scale, double);
00082   itkSetMacro(Normalized, bool);
00083   itkGetMacro(Normalized, bool);
00084   itkSetMacro(Sigma, ArrayType);
00085   itkGetMacro(Sigma, ArrayType);
00086   itkSetMacro(Mean, ArrayType);
00087   itkGetMacro(Mean, ArrayType);
00088   itkSetMacro(Direction, unsigned int);
00089   itkGetMacro(Direction, unsigned int);
00091 
00092 protected:
00093   GaussianDerivativeSpatialFunction();
00094   virtual ~GaussianDerivativeSpatialFunction();
00095   void PrintSelf(std::ostream& os, Indent indent) const;
00096 
00097 private:
00098   GaussianDerivativeSpatialFunction(const Self&); //purposely not implemented
00099   void operator=(const Self&); //purposely not implemented
00100 
00102   mutable unsigned int m_Direction;
00103 
00105   ArrayType m_Sigma;
00106 
00108   ArrayType m_Mean;
00109 
00111   double m_Scale;
00112 
00114   bool m_Normalized;
00115 
00116 };
00117 
00118 } // end namespace itk
00119 
00120 // Define instantiation macro for this template.
00121 #define ITK_TEMPLATE_GaussianDerivativeSpatialFunction(_, EXPORT, x, y) namespace itk { \
00122   _(3(class EXPORT GaussianDerivativeSpatialFunction< ITK_TEMPLATE_3 x >)) \
00123   namespace Templates { typedef GaussianDerivativeSpatialFunction< ITK_TEMPLATE_3 x >\
00124                                    GaussianDerivativeSpatialFunction##y; } \
00125   }
00126 
00127 #if ITK_TEMPLATE_EXPLICIT
00128 # include "Templates/itkGaussianDerivativeSpatialFunction+-.h"
00129 #endif
00130 
00131 #if ITK_TEMPLATE_TXX
00132 # include "itkGaussianDerivativeSpatialFunction.txx"
00133 #endif
00134 
00135 
00136 #endif
00137 

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