VTK
vtkEllipsoidalGaussianKernel.h
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1 /*=========================================================================
2 
3  Program: Visualization Toolkit
4  Module: vtkEllipsoidalGaussianKernel.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 =========================================================================*/
50 #ifndef vtkEllipsoidalGaussianKernel_h
51 #define vtkEllipsoidalGaussianKernel_h
52 
53 #include "vtkFiltersPointsModule.h" // For export macro
54 #include "vtkGeneralizedKernel.h"
55 #include "vtkStdString.h" // For vtkStdString ivars
56 
57 class vtkIdList;
58 class vtkDataArray;
59 class vtkDoubleArray;
60 
61 
62 class VTKFILTERSPOINTS_EXPORT vtkEllipsoidalGaussianKernel : public vtkGeneralizedKernel
63 {
64 public:
66 
71  void PrintSelf(ostream& os, vtkIndent indent) override;
73 
79  vtkPointData *pd) override;
80 
81  // Re-use any superclass signatures that we don't override.
83 
98  vtkIdType ComputeWeights(double x[3], vtkIdList *pIds,
99  vtkDoubleArray *prob, vtkDoubleArray *weights) override;
100 
102 
106  vtkSetMacro(UseNormals,bool);
107  vtkGetMacro(UseNormals,bool);
108  vtkBooleanMacro(UseNormals,bool);
110 
112 
118  vtkSetMacro(NormalsArrayName,vtkStdString);
119  vtkGetMacro(NormalsArrayName,vtkStdString);
121 
123 
127  vtkSetMacro(UseScalars,bool);
128  vtkGetMacro(UseScalars,bool);
129  vtkBooleanMacro(UseScalars,bool);
131 
133 
139  vtkSetMacro(ScalarsArrayName,vtkStdString);
140  vtkGetMacro(ScalarsArrayName,vtkStdString);
142 
144 
149  vtkSetClampMacro(ScaleFactor,double,0.0,VTK_DOUBLE_MAX);
150  vtkGetMacro(ScaleFactor,double);
152 
154 
159  vtkSetClampMacro(Sharpness,double,1,VTK_FLOAT_MAX);
160  vtkGetMacro(Sharpness,double);
162 
164 
170  vtkSetClampMacro(Eccentricity,double,0.000001,VTK_FLOAT_MAX);
171  vtkGetMacro(Eccentricity,double);
173 
174 protected:
176  ~vtkEllipsoidalGaussianKernel() override;
177 
180 
183 
184  double ScaleFactor;
185  double Sharpness;
186  double Eccentricity;
187 
188  // Internal structure to reduce computation
189  double F2, E2;
192 
193  void FreeStructures() override;
194 
195 private:
197  void operator=(const vtkEllipsoidalGaussianKernel&) = delete;
198 };
199 
200 #endif
Wrapper around std::string to keep symbols short.
Definition: vtkStdString.h:40
virtual void FreeStructures()
flexible, general interpolation kernels
represent and manipulate point attribute data
Definition: vtkPointData.h:37
#define VTK_DOUBLE_MAX
Definition: vtkType.h:169
abstract class to specify dataset behavior
Definition: vtkDataSet.h:62
int vtkIdType
Definition: vtkType.h:347
dynamic, self-adjusting array of double
#define VTK_FLOAT_MAX
Definition: vtkType.h:167
a simple class to control print indentation
Definition: vtkIndent.h:39
abstract class to quickly locate points in 3-space
list of point or cell ids
Definition: vtkIdList.h:36
abstract superclass for arrays of numeric data
Definition: vtkDataArray.h:54
an ellipsoidal Gaussian interpolation kernel
virtual vtkIdType ComputeWeights(double x[3], vtkIdList *pIds, vtkDoubleArray *prob, vtkDoubleArray *weights)=0
Given a point x, a list of basis points pIds, and a probability weighting function prob...
void PrintSelf(ostream &os, vtkIndent indent) override
Standard methods for type and printing.
virtual void Initialize(vtkAbstractPointLocator *loc, vtkDataSet *ds, vtkPointData *pd)
Initialize the kernel.
static vtkObject * New()
Create an object with Debug turned off, modified time initialized to zero, and reference counting on...