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itkNonUniformBSpline.h

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00001 /*=========================================================================
00002 
00003   Program:   Insight Segmentation & Registration Toolkit
00004   Module:    $RCSfile: itkNonUniformBSpline.h,v $
00005   Language:  C++
00006   Date:      $Date: 2005-01-21 20:16:27 $
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 
00018 
00019 #if defined(_MSC_VER)
00020 #pragma warning ( disable : 4786 )
00021 #endif
00022 
00023 #ifndef __itkNonUniformBSpline_h
00024 #define __itkNonUniformBSpline_h
00025 
00026 #include <vector>
00027 
00028 #include "itkPoint.h"
00029 #include "itkObject.h"
00030 #include "itkArray.h"
00031 
00032 namespace itk {
00033 
00047 template < unsigned int TDimension = 3 >
00048 class NonUniformBSpline 
00049   : public Object
00050 {
00051  public:
00055   typedef NonUniformBSpline                            Self;
00056   typedef Object                                       Superclass;
00057   typedef SmartPointer < Self >                        Pointer;
00058   typedef SmartPointer < const Self >                  ConstPointer;
00059   typedef double                                       ScalarType;
00060   typedef itk::Point< ScalarType, TDimension >         PointType;
00061   typedef std::vector < PointType >                    PointListType;
00062   typedef PointListType *                              PointListPointer;
00063   typedef std::vector < double >                       KnotListType;
00064   typedef std::vector<double>                          CoordinateListType;
00065   typedef itk::Point<double, TDimension >              ControlPointType;
00066   typedef std::vector< ControlPointType >              ControlPointListType;
00067   typedef ControlPointListType *                       ControlPointListPointer;
00068   typedef std::vector<double>                          ChordLengthListType;
00069 
00071   itkNewMacro( Self );
00072 
00074   itkTypeMacro( NonUniformBSpline, Object );
00075 
00079   void SetPoints( PointListType & newPoints );
00080 
00084   PointListType& GetPoints()
00085     {
00086     return m_Points;
00087     }
00088 
00093   void SetKnots( KnotListType & newKnots);
00094 
00098   KnotListType& GetKnots();
00099 
00103   void ComputeChordLengths();
00104 
00109   PointType  EvaluateSpline(const Array<double> & p) const;
00110   PointType  EvaluateSpline( double t ) const;
00112 
00116   void ComputeControlPoints();
00117 
00121   void SetControlPoints( ControlPointListType& ctrlpts );
00122 
00126   ControlPointListType& GetControlPoints()
00127     { 
00128     return m_ControlPoints;
00129     }
00130 
00137   double NonUniformBSplineFunctionRecursive(unsigned int order, unsigned int i, double t) const;
00138 
00142   void SetSplineOrder(unsigned int order)
00143     {
00144     m_SplineOrder = order;
00145     this->Modified();
00146     }
00148 
00152   unsigned int GetSplineOrder()
00153     {
00154     return m_SplineOrder;
00155     }
00156 
00157  protected:
00158 
00162   NonUniformBSpline();
00163 
00167   virtual ~NonUniformBSpline();
00168 
00172   virtual void PrintSelf( std::ostream& os, Indent indent ) const;
00173 
00177   PointListType         m_Points;  
00178 
00182   KnotListType          m_Knots;                 
00183 
00187   ControlPointListType  m_ControlPoints;
00188 
00192   ChordLengthListType   m_ChordLength;  
00193 
00197   ChordLengthListType   m_CumulativeChordLength;
00198 
00202   unsigned int          m_SplineOrder;
00203 
00207   unsigned int          m_SpatialDimension;
00208 
00209 };
00210 
00211 } // end namespace itk
00212 
00213 #ifndef ITK_MANUAL_INSTANTIATION 
00214 #include "itkNonUniformBSpline.txx" 
00215 #endif 
00216 
00217 
00218 #endif // __itkNonUniformBSpline_h
00219 

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