VTK  9.0.20210121
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 =========================================================================*/
40 #ifndef vtkImplicitPolyDataDistance_h
41 #define vtkImplicitPolyDataDistance_h
42 
43 #include "vtkFiltersCoreModule.h" // For export macro
44 #include "vtkImplicitFunction.h"
45 
46 class vtkCellLocator;
47 class vtkPolyData;
48 
49 class VTKFILTERSCORE_EXPORT vtkImplicitPolyDataDistance : public vtkImplicitFunction
50 {
51 public:
54  void PrintSelf(ostream& os, vtkIndent indent) override;
55 
59  vtkMTimeType GetMTime() override;
60 
65  double EvaluateFunction(double x[3]) override;
66 
70  void EvaluateGradient(double x[3], double g[3]) override;
71 
76  double EvaluateFunctionAndGetClosestPoint(double x[3], double closestPoint[3]);
77 
84  void SetInput(vtkPolyData* input);
85 
87 
91  vtkSetMacro(NoValue, double);
92  vtkGetMacro(NoValue, double);
94 
96 
100  vtkSetVector3Macro(NoGradient, double);
101  vtkGetVector3Macro(NoGradient, double);
103 
105 
109  vtkSetVector3Macro(NoClosestPoint, double);
110  vtkGetVector3Macro(NoClosestPoint, double);
112 
114 
117  vtkGetMacro(Tolerance, double);
118  vtkSetMacro(Tolerance, double);
120 
121 protected:
123  ~vtkImplicitPolyDataDistance() override;
124 
128  void CreateDefaultLocator(void);
129 
130  double SharedEvaluate(double x[3], double g[3], double closestPoint[3]);
131 
132  double NoGradient[3];
133  double NoClosestPoint[3];
134  double NoValue;
135  double Tolerance;
136 
139 
140 private:
142  void operator=(const vtkImplicitPolyDataDistance&) = delete;
143 };
144 
145 #endif
vtkCellLocator
octree-based spatial search object to quickly locate cells
Definition: vtkCellLocator.h:50
vtkObject::New
static vtkObject * New()
Create an object with Debug turned off, modified time initialized to zero, and reference counting on.
vtkImplicitPolyDataDistance::Locator
vtkCellLocator * Locator
Definition: vtkImplicitPolyDataDistance.h:138
vtkImplicitFunction::EvaluateFunction
virtual double EvaluateFunction(double x[3])=0
Evaluate function at position x-y-z and return value.
vtkImplicitPolyDataDistance::Input
vtkPolyData * Input
Definition: vtkImplicitPolyDataDistance.h:137
vtkImplicitFunction
abstract interface for implicit functions
Definition: vtkImplicitFunction.h:60
vtkImplicitFunction::GetMTime
vtkMTimeType GetMTime() override
Overload standard modified time function.
vtkImplicitPolyDataDistance::NoValue
double NoValue
Definition: vtkImplicitPolyDataDistance.h:134
vtkIndent
a simple class to control print indentation
Definition: vtkIndent.h:33
vtkImplicitFunction::EvaluateGradient
virtual void EvaluateGradient(double x[3], double g[3])=0
Evaluate function gradient at position x-y-z and pass back vector.
vtkImplicitPolyDataDistance
Implicit function that computes the distance from a point x to the nearest point p on an input vtkPol...
Definition: vtkImplicitPolyDataDistance.h:49
vtkImplicitPolyDataDistance::Tolerance
double Tolerance
Definition: vtkImplicitPolyDataDistance.h:135
vtkPolyData
concrete dataset represents vertices, lines, polygons, and triangle strips
Definition: vtkPolyData.h:85
vtkImplicitFunction.h
vtkImplicitFunction::PrintSelf
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
vtkMTimeType
vtkTypeUInt32 vtkMTimeType
Definition: vtkType.h:285