VTK  9.1.0
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:
124 
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
octree-based spatial search object to quickly locate cells
abstract interface for implicit functions
virtual double EvaluateFunction(double x[3])=0
Evaluate function at position x-y-z and return value.
Implicit function that computes the distance from a point x to the nearest point p on an input vtkPol...
vtkMTimeType GetMTime() override
Return the MTime also considering the Input dependency.
void SetInput(vtkPolyData *input)
Set the input vtkPolyData used for the implicit function evaluation.
double EvaluateFunctionAndGetClosestPoint(double x[3], double closestPoint[3])
Evaluate plane equation of nearest triangle to point x[3] and provides closest point on an input vtkP...
double SharedEvaluate(double x[3], double g[3], double closestPoint[3])
void EvaluateGradient(double x[3], double g[3]) override
Evaluate function gradient of nearest triangle to point x[3].
static vtkImplicitPolyDataDistance * New()
~vtkImplicitPolyDataDistance() override
void CreateDefaultLocator(void)
Create default locator.
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
double EvaluateFunction(double x[3]) override
Evaluate function at position x-y-z and return value.
a simple class to control print indentation
Definition: vtkIndent.h:34
concrete dataset represents vertices, lines, polygons, and triangle strips
Definition: vtkPolyData.h:86
vtkTypeUInt32 vtkMTimeType
Definition: vtkType.h:287