VTK  9.3.20240328
vtkKochanekSpline.h
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1 // SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
2 // SPDX-License-Identifier: BSD-3-Clause
85 #ifndef vtkKochanekSpline_h
86 #define vtkKochanekSpline_h
87 
88 #include "vtkCommonComputationalGeometryModule.h" // For export macro
89 #include "vtkSpline.h"
90 
91 VTK_ABI_NAMESPACE_BEGIN
92 class VTKCOMMONCOMPUTATIONALGEOMETRY_EXPORT vtkKochanekSpline : public vtkSpline
93 {
94 public:
95  vtkTypeMacro(vtkKochanekSpline, vtkSpline);
96  void PrintSelf(ostream& os, vtkIndent indent) override;
97 
103 
107  void Compute() override;
108 
112  double Evaluate(double t) override;
113 
115 
118  vtkSetMacro(DefaultBias, double);
119  vtkGetMacro(DefaultBias, double);
121 
123 
126  vtkSetMacro(DefaultTension, double);
127  vtkGetMacro(DefaultTension, double);
129 
131 
134  vtkSetMacro(DefaultContinuity, double);
135  vtkGetMacro(DefaultContinuity, double);
137 
141  void DeepCopy(vtkSpline* s) override;
142 
143 protected:
145  ~vtkKochanekSpline() override = default;
146 
147  void Fit1D(int size, double* x, double* y, double tension, double bias, double continuity,
148  double coefficients[][4], int leftConstraint, double leftValue, int rightConstraint,
149  double rightValue);
150 
151  double DefaultBias;
154 
155 private:
156  vtkKochanekSpline(const vtkKochanekSpline&) = delete;
157  void operator=(const vtkKochanekSpline&) = delete;
158 };
159 
160 VTK_ABI_NAMESPACE_END
161 #endif
a simple class to control print indentation
Definition: vtkIndent.h:108
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