VTK  9.3.0
vtkQuadric.h
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1 // SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
2 // SPDX-License-Identifier: BSD-3-Clause
24 #ifndef vtkQuadric_h
25 #define vtkQuadric_h
26 
27 #include "vtkCommonDataModelModule.h" // For export macro
28 #include "vtkImplicitFunction.h"
29 
30 VTK_ABI_NAMESPACE_BEGIN
31 class VTKCOMMONDATAMODEL_EXPORT vtkQuadric : public vtkImplicitFunction
32 {
33 public:
35  void PrintSelf(ostream& os, vtkIndent indent) override;
36 
40  static vtkQuadric* New();
41 
43 
47  double EvaluateFunction(double x[3]) override;
49 
53  void EvaluateGradient(double x[3], double g[3]) override;
54 
56 
59  void SetCoefficients(double a[10]);
60  void SetCoefficients(double a0, double a1, double a2, double a3, double a4, double a5, double a6,
61  double a7, double a8, double a9);
62  vtkGetVectorMacro(Coefficients, double, 10);
64 
65 protected:
67  ~vtkQuadric() override = default;
68 
69  double Coefficients[10];
70 
71 private:
72  vtkQuadric(const vtkQuadric&) = delete;
73  void operator=(const vtkQuadric&) = delete;
74 };
75 
76 VTK_ABI_NAMESPACE_END
77 #endif
abstract interface for implicit functions
virtual double EvaluateFunction(double x[3])=0
Evaluate function at position x-y-z and return value.
a simple class to control print indentation
Definition: vtkIndent.h:38
evaluate implicit quadric function
Definition: vtkQuadric.h:32
static vtkQuadric * New()
Construct quadric with all coefficients = 1.
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
~vtkQuadric() override=default
void EvaluateGradient(double x[3], double g[3]) override
Evaluate the gradient to the quadric equation.
void SetCoefficients(double a[10])
Set / get the 10 coefficients of the quadric equation.
double EvaluateFunction(double x[3]) override
Evaluate quadric equation.
void SetCoefficients(double a0, double a1, double a2, double a3, double a4, double a5, double a6, double a7, double a8, double a9)
Set / get the 10 coefficients of the quadric equation.