VTK
vtkPointDensityFilter.h
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1/*=========================================================================
2
3 Program: Visualization Toolkit
4 Module: vtkPointDensityFilter.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=========================================================================*/
75#ifndef vtkPointDensityFilter_h
76#define vtkPointDensityFilter_h
77
78#include "vtkFiltersPointsModule.h" // For export macro
79#include "vtkImageAlgorithm.h"
80
81#define VTK_DENSITY_ESTIMATE_FIXED_RADIUS 0
82#define VTK_DENSITY_ESTIMATE_RELATIVE_RADIUS 1
83
84#define VTK_DENSITY_FORM_VOLUME_NORM 0
85#define VTK_DENSITY_FORM_NPTS 1
86
88
89class VTKFILTERSPOINTS_EXPORT vtkPointDensityFilter : public vtkImageAlgorithm
90{
91public:
93
99 void PrintSelf(ostream& os, vtkIndent indent);
101
103
109 void SetSampleDimensions(int i, int j, int k);
110 void SetSampleDimensions(int dim[3]);
111 vtkGetVectorMacro(SampleDimensions,int,3);
113
115
121 vtkSetVector6Macro(ModelBounds,double);
122 vtkGetVectorMacro(ModelBounds,double,6);
124
126
132 vtkSetClampMacro(AdjustDistance,double,-1.0,1.0);
133 vtkGetMacro(AdjustDistance,double);
135
137
142 vtkSetClampMacro(DensityEstimate,int, VTK_DENSITY_ESTIMATE_FIXED_RADIUS,
144 vtkGetMacro(DensityEstimate,int);
146 {this->SetDensityEstimate(VTK_DENSITY_ESTIMATE_FIXED_RADIUS);}
148 {this->SetDensityEstimate(VTK_DENSITY_ESTIMATE_RELATIVE_RADIUS);}
151
153
158 vtkSetClampMacro(DensityForm,int, VTK_DENSITY_FORM_VOLUME_NORM,
160 vtkGetMacro(DensityForm,int);
162 {this->SetDensityForm(VTK_DENSITY_FORM_VOLUME_NORM);}
164 {this->SetDensityForm(VTK_DENSITY_FORM_NPTS);}
167
169
174 vtkSetClampMacro(Radius,double,0.0,VTK_DOUBLE_MAX);
175 vtkGetMacro(Radius,double);
177
179
186 vtkSetClampMacro(RelativeRadius,double,0.0,VTK_DOUBLE_MAX);
187 vtkGetMacro(RelativeRadius,double);
189
191
195 vtkSetMacro(ScalarWeighting,bool);
196 vtkGetMacro(ScalarWeighting,bool);
197 vtkBooleanMacro(ScalarWeighting,bool);
199
201
207 vtkGetObjectMacro(Locator,vtkAbstractPointLocator);
209
210protected:
213
214 int SampleDimensions[3]; // dimensions of volume over which to estimate density
215 double ModelBounds[6]; // bounding box of splatting dimensions
216 double AdjustDistance; // how much to pad the model bounds if automatically computed
217 double Origin[3], Spacing[3]; // output geometry
218 int DensityEstimate; // how to compute the density
219 int DensityForm; // how to represent density value
220 double RelativeRadius; // Radius factor for estimating density
221 double Radius; // Actually radius used
222 bool ScalarWeighting; // Are point densities weighted or not?
223 vtkAbstractPointLocator *Locator; //accelerate point searches
224
232
234 vtkInformation *outInfo);
235
236private:
237 vtkPointDensityFilter(const vtkPointDensityFilter&) VTK_DELETE_FUNCTION;
238 void operator=(const vtkPointDensityFilter&) VTK_DELETE_FUNCTION;
239};
240
241#endif
abstract class to quickly locate points in 3-space
abstract class to specify dataset behavior
Definition: vtkDataSet.h:63
Generic algorithm superclass for image algs.
topologically and geometrically regular array of data
Definition: vtkImageData.h:46
a simple class to control print indentation
Definition: vtkIndent.h:40
Store zero or more vtkInformation instances.
Store vtkAlgorithm input/output information.
produce density field from input point cloud
void ComputeModelBounds(vtkDataSet *input, vtkImageData *output, vtkInformation *outInfo)
virtual int RequestData(vtkInformation *, vtkInformationVector **, vtkInformationVector *)
This is called in response to a REQUEST_DATA request from the executive.
virtual int RequestInformation(vtkInformation *, vtkInformationVector **, vtkInformationVector *)
Subclasses can reimplement this method to collect information from their inputs and set information f...
void SetSampleDimensions(int dim[3])
void SetLocator(vtkAbstractPointLocator *locator)
Specify a point locator.
void SetSampleDimensions(int i, int j, int k)
Set / get the dimensions of the sampling volume.
vtkAbstractPointLocator * Locator
static vtkPointDensityFilter * New()
Standard methods for instantiating, obtaining type information, and printing information.
virtual int FillInputPortInformation(int port, vtkInformation *info)
Fill the input port information objects for this algorithm.
const char * GetDensityFormAsString()
void PrintSelf(ostream &os, vtkIndent indent)
Methods invoked by print to print information about the object including superclasses.
const char * GetDensityEstimateAsString()
@ info
Definition: vtkX3D.h:376
@ port
Definition: vtkX3D.h:447
vtkSetMacro(IgnoreDriverBugs, bool)
Updates the extensions string.
vtkBooleanMacro(IgnoreDriverBugs, bool)
Updates the extensions string.
#define VTK_DENSITY_ESTIMATE_RELATIVE_RADIUS
#define VTK_DENSITY_FORM_VOLUME_NORM
#define VTK_DENSITY_FORM_NPTS
#define VTK_DENSITY_ESTIMATE_FIXED_RADIUS
#define VTK_DOUBLE_MAX
Definition: vtkType.h:163