VTK  9.4.20250114
vtkQuadric.h
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1// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
2// SPDX-License-Identifier: BSD-3-Clause
104#ifndef vtkQuadric_h
105#define vtkQuadric_h
106
107#include "vtkCommonDataModelModule.h" // For export macro
108#include "vtkImplicitFunction.h"
109
110VTK_ABI_NAMESPACE_BEGIN
111class VTKCOMMONDATAMODEL_EXPORT vtkQuadric : public vtkImplicitFunction
112{
113public:
115 void PrintSelf(ostream& os, vtkIndent indent) override;
116
120 static vtkQuadric* New();
121
123
127 double EvaluateFunction(double x[3]) override;
129
133 void EvaluateGradient(double x[3], double g[3]) override;
134
136
139 void SetCoefficients(double a[10]);
140 void SetCoefficients(double a0, double a1, double a2, double a3, double a4, double a5, double a6,
141 double a7, double a8, double a9);
142 vtkGetVectorMacro(Coefficients, double, 10);
144
145protected:
147 ~vtkQuadric() override = default;
148
149 double Coefficients[10];
150
151private:
152 vtkQuadric(const vtkQuadric&) = delete;
153 void operator=(const vtkQuadric&) = delete;
154};
155
156VTK_ABI_NAMESPACE_END
157#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:108
evaluate implicit quadric function
Definition vtkQuadric.h:112
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
static vtkQuadric * New()
Construct quadric with all coefficients = 1.
~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.