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vtkKochanekSpline.h

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00001 /*=========================================================================
00002 
00003   Program:   Visualization Toolkit
00004   Module:    $RCSfile: vtkKochanekSpline.h,v $
00005   Language:  C++
00006 
00007   Copyright (c) 1993-2002 Ken Martin, Will Schroeder, Bill Lorensen 
00008   All rights reserved.
00009   See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
00010 
00011      This software is distributed WITHOUT ANY WARRANTY; without even 
00012      the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 
00013      PURPOSE.  See the above copyright notice for more information.
00014 
00015 =========================================================================*/
00054 #ifndef __vtkKochanekSpline_h
00055 #define __vtkKochanekSpline_h
00056 
00057 #include "vtkSpline.h"
00058 
00059 class VTK_FILTERING_EXPORT vtkKochanekSpline : public vtkSpline
00060 {
00061 public:
00062   vtkTypeRevisionMacro(vtkKochanekSpline,vtkSpline);
00063   void PrintSelf(ostream& os, vtkIndent indent);
00064 
00067   static vtkKochanekSpline *New();
00068 
00070   void Compute ();
00071   
00073   float Evaluate (float t);
00074 
00076 
00077   vtkSetMacro(DefaultBias,float);
00078   vtkGetMacro(DefaultBias,float);
00080 
00082 
00083   vtkSetMacro(DefaultTension,float);
00084   vtkGetMacro(DefaultTension,float);
00086 
00088 
00089   vtkSetMacro(DefaultContinuity,float);
00090   vtkGetMacro(DefaultContinuity,float);
00092 
00094   virtual void DeepCopy(vtkSpline *s);
00095 
00096 protected:
00097   vtkKochanekSpline();
00098   ~vtkKochanekSpline() {}
00099 
00100   void Fit1D (int n, float *x, float *y, float tension, float bias, 
00101               float continuity, float coefficients[][4], int leftConstraint, 
00102               float leftValue, int rightConstraint, float rightValue);
00103 
00104   float DefaultBias;
00105   float DefaultTension;
00106   float DefaultContinuity;
00107 
00108 private:
00109   vtkKochanekSpline(const vtkKochanekSpline&);  // Not implemented.
00110   void operator=(const vtkKochanekSpline&);  // Not implemented.
00111 };
00112 
00113 #endif
00114