VTK  9.3.0
vtkKochanekSpline.h
Go to the documentation of this file.
1 // SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
2 // SPDX-License-Identifier: BSD-3-Clause
45 #ifndef vtkKochanekSpline_h
46 #define vtkKochanekSpline_h
47 
48 #include "vtkCommonComputationalGeometryModule.h" // For export macro
49 #include "vtkSpline.h"
50 
51 VTK_ABI_NAMESPACE_BEGIN
52 class VTKCOMMONCOMPUTATIONALGEOMETRY_EXPORT vtkKochanekSpline : public vtkSpline
53 {
54 public:
55  vtkTypeMacro(vtkKochanekSpline, vtkSpline);
56  void PrintSelf(ostream& os, vtkIndent indent) override;
57 
63 
67  void Compute() override;
68 
72  double Evaluate(double t) override;
73 
75 
78  vtkSetMacro(DefaultBias, double);
79  vtkGetMacro(DefaultBias, double);
81 
83 
86  vtkSetMacro(DefaultTension, double);
87  vtkGetMacro(DefaultTension, double);
89 
91 
94  vtkSetMacro(DefaultContinuity, double);
95  vtkGetMacro(DefaultContinuity, double);
97 
101  void DeepCopy(vtkSpline* s) override;
102 
103 protected:
105  ~vtkKochanekSpline() override = default;
106 
107  void Fit1D(int size, double* x, double* y, double tension, double bias, double continuity,
108  double coefficients[][4], int leftConstraint, double leftValue, int rightConstraint,
109  double rightValue);
110 
111  double DefaultBias;
114 
115 private:
116  vtkKochanekSpline(const vtkKochanekSpline&) = delete;
117  void operator=(const vtkKochanekSpline&) = delete;
118 };
119 
120 VTK_ABI_NAMESPACE_END
121 #endif
a simple class to control print indentation
Definition: vtkIndent.h:38
computes an interpolating spline using a Kochanek basis.
double Evaluate(double t) override
Evaluate a 1D Kochanek spline.
void Fit1D(int size, double *x, double *y, double tension, double bias, double continuity, double coefficients[][4], int leftConstraint, double leftValue, int rightConstraint, double rightValue)
void Compute() override
Compute Kochanek Spline coefficients.
static vtkKochanekSpline * New()
Construct a KochanekSpline with the following defaults: DefaultBias = 0, DefaultTension = 0,...
~vtkKochanekSpline() override=default
void DeepCopy(vtkSpline *s) override
Deep copy of cardinal spline data.
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
spline abstract class for interpolating splines
Definition: vtkSpline.h:52
@ size
Definition: vtkX3D.h:253