VTK  9.2.6
vtkImplicitPolyDataDistance.h
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1 /*=========================================================================
2 
3  Program: Visualization Toolkit
4  Module: vtkImplicitPolyDataDistance.h
5 
6  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
7  All rights reserved.
8  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
9 
10  This software is distributed WITHOUT ANY WARRANTY; without even
11  the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
12  PURPOSE. See the above copyright notice for more information.
13 
14 =========================================================================*/
43 #ifndef vtkImplicitPolyDataDistance_h
44 #define vtkImplicitPolyDataDistance_h
45 
46 #include "vtkFiltersCoreModule.h" // For export macro
47 #include "vtkImplicitFunction.h"
48 
49 class vtkCellLocator;
50 class vtkPolyData;
51 
52 class VTKFILTERSCORE_EXPORT vtkImplicitPolyDataDistance : public vtkImplicitFunction
53 {
54 public:
57  void PrintSelf(ostream& os, vtkIndent indent) override;
58 
62  vtkMTimeType GetMTime() override;
63 
68  double EvaluateFunction(double x[3]) override;
69 
73  void EvaluateGradient(double x[3], double g[3]) override;
74 
79  double EvaluateFunctionAndGetClosestPoint(double x[3], double closestPoint[3]);
80 
87  void SetInput(vtkPolyData* input);
88 
90 
94  vtkSetMacro(NoValue, double);
95  vtkGetMacro(NoValue, double);
97 
99 
103  vtkSetVector3Macro(NoGradient, double);
104  vtkGetVector3Macro(NoGradient, double);
106 
108 
112  vtkSetVector3Macro(NoClosestPoint, double);
113  vtkGetVector3Macro(NoClosestPoint, double);
115 
117 
120  vtkGetMacro(Tolerance, double);
121  vtkSetMacro(Tolerance, double);
123 
124 protected:
126  ~vtkImplicitPolyDataDistance() override;
127 
131  void CreateDefaultLocator(void);
132 
133  double SharedEvaluate(double x[3], double g[3], double closestPoint[3]);
134 
135  double NoGradient[3];
136  double NoClosestPoint[3];
137  double NoValue;
138  double Tolerance;
139 
142 
143 private:
145  void operator=(const vtkImplicitPolyDataDistance&) = delete;
146 };
147 
148 #endif
abstract interface for implicit functions
virtual double EvaluateFunction(double x[3])=0
Evaluate function at position x-y-z and return value.
vtkTypeUInt32 vtkMTimeType
Definition: vtkType.h:287
concrete dataset represents vertices, lines, polygons, and triangle strips
Definition: vtkPolyData.h:90
virtual void EvaluateGradient(double x[3], double g[3])=0
Evaluate function gradient at position x-y-z and pass back vector.
octree-based spatial search object to quickly locate cells
a simple class to control print indentation
Definition: vtkIndent.h:39
vtkMTimeType GetMTime() override
Overload standard modified time function.
Implicit function that computes the distance from a point x to the nearest point p on an input vtkPol...
static vtkObject * New()
Create an object with Debug turned off, modified time initialized to zero, and reference counting on...
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.