VTK  9.3.0
vtkImplicitSelectionLoop.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
48#ifndef vtkImplicitSelectionLoop_h
49#define vtkImplicitSelectionLoop_h
50
51#include "vtkCommonDataModelModule.h" // For export macro
52#include "vtkImplicitFunction.h"
53
54VTK_ABI_NAMESPACE_BEGIN
55class vtkPoints;
56class vtkPolygon;
57
58class VTKCOMMONDATAMODEL_EXPORT vtkImplicitSelectionLoop : public vtkImplicitFunction
59{
60public:
62
66 void PrintSelf(ostream& os, vtkIndent indent) override;
68
73
75
79 double EvaluateFunction(double x[3]) override;
81
85 void EvaluateGradient(double x[3], double n[3]) override;
86
88
92 virtual void SetLoop(vtkPoints*);
93 vtkGetObjectMacro(Loop, vtkPoints);
95
97
102 vtkSetMacro(AutomaticNormalGeneration, vtkTypeBool);
103 vtkGetMacro(AutomaticNormalGeneration, vtkTypeBool);
104 vtkBooleanMacro(AutomaticNormalGeneration, vtkTypeBool);
106
108
112 vtkSetVector3Macro(Normal, double);
113 vtkGetVectorMacro(Normal, double, 3);
115
120
121protected:
124
126 double Normal[3];
128
129private:
130 void Initialize();
131 vtkPolygon* Polygon;
132
133 double Origin[3];
134 double Bounds[6]; // bounds of the projected polyon
135 double DeltaX;
136 double DeltaY;
137 double DeltaZ;
138
139 vtkTimeStamp InitializationTime;
140
142 void operator=(const vtkImplicitSelectionLoop&) = delete;
143};
144
145VTK_ABI_NAMESPACE_END
146#endif
abstract interface for implicit functions
virtual double EvaluateFunction(double x[3])=0
Evaluate function at position x-y-z and return value.
implicit function for a selection loop
void PrintSelf(ostream &os, vtkIndent indent) override
Standard VTK methods for printing and type information.
vtkMTimeType GetMTime() override
Overload GetMTime() because we depend on the Loop.
void EvaluateGradient(double x[3], double n[3]) override
Evaluate selection loop returning the gradient.
~vtkImplicitSelectionLoop() override
double EvaluateFunction(double x[3]) override
Evaluate selection loop returning a signed distance.
static vtkImplicitSelectionLoop * New()
Instantiate object with no initial loop.
virtual void SetLoop(vtkPoints *)
Set/Get the array of point coordinates defining the loop.
a simple class to control print indentation
Definition vtkIndent.h:38
represent and manipulate 3D points
Definition vtkPoints.h:38
a cell that represents an n-sided polygon
Definition vtkPolygon.h:41
record modification and/or execution time
int vtkTypeBool
Definition vtkABI.h:64
vtkTypeUInt32 vtkMTimeType
Definition vtkType.h:270