VTK  9.2.6
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 class VTKFILTERSPOINTS_EXPORT vtkEllipsoidalGaussianKernel : public vtkGeneralizedKernel
62 {
63 public:
65 
70  void PrintSelf(ostream& os, vtkIndent indent) override;
72 
77  void Initialize(vtkAbstractPointLocator* loc, vtkDataSet* ds, vtkPointData* pd) override;
78 
79  // Re-use any superclass signatures that we don't override.
81 
97  double x[3], vtkIdList* pIds, vtkDoubleArray* prob, vtkDoubleArray* weights) override;
98 
100 
104  vtkSetMacro(UseNormals, bool);
105  vtkGetMacro(UseNormals, bool);
106  vtkBooleanMacro(UseNormals, bool);
108 
110 
116  vtkSetMacro(NormalsArrayName, vtkStdString);
117  vtkGetMacro(NormalsArrayName, vtkStdString);
119 
121 
125  vtkSetMacro(UseScalars, bool);
126  vtkGetMacro(UseScalars, bool);
127  vtkBooleanMacro(UseScalars, bool);
129 
131 
137  vtkSetMacro(ScalarsArrayName, vtkStdString);
138  vtkGetMacro(ScalarsArrayName, vtkStdString);
140 
142 
147  vtkSetClampMacro(ScaleFactor, double, 0.0, VTK_DOUBLE_MAX);
148  vtkGetMacro(ScaleFactor, double);
150 
152 
157  vtkSetClampMacro(Sharpness, double, 1, VTK_FLOAT_MAX);
158  vtkGetMacro(Sharpness, double);
160 
162 
168  vtkSetClampMacro(Eccentricity, double, 0.000001, VTK_FLOAT_MAX);
169  vtkGetMacro(Eccentricity, double);
171 
172 protected:
174  ~vtkEllipsoidalGaussianKernel() override;
175 
178 
181 
182  double ScaleFactor;
183  double Sharpness;
184  double Eccentricity;
185 
186  // Internal structure to reduce computation
187  double F2, E2;
190 
191  void FreeStructures() override;
192 
193 private:
195  void operator=(const vtkEllipsoidalGaussianKernel&) = delete;
196 };
197 
198 #endif
Wrapper around std::string to keep symbols short.
Definition: vtkStdString.h:38
virtual void FreeStructures()
flexible, general interpolation kernels
represent and manipulate point attribute data
Definition: vtkPointData.h:41
#define VTK_DOUBLE_MAX
Definition: vtkType.h:165
abstract class to specify dataset behavior
Definition: vtkDataSet.h:62
int vtkIdType
Definition: vtkType.h:332
dynamic, self-adjusting array of double
#define VTK_FLOAT_MAX
Definition: vtkType.h:163
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:33
abstract superclass for arrays of numeric data
Definition: vtkDataArray.h:55
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...