VTK  9.1.0
vtkContourFilter.h
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1/*=========================================================================
2
3 Program: Visualization Toolkit
4 Module: vtkContourFilter.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=========================================================================*/
54#ifndef vtkContourFilter_h
55#define vtkContourFilter_h
56
57#include "vtkFiltersCoreModule.h" // For export macro
59
60#include "vtkContourValues.h" // Needed for inline methods
61
63class vtkScalarTree;
69
70class VTKFILTERSCORE_EXPORT vtkContourFilter : public vtkPolyDataAlgorithm
71{
72public:
74 void PrintSelf(ostream& os, vtkIndent indent) override;
75
81
83
86 void SetValue(int i, double value);
87 double GetValue(int i);
88 double* GetValues();
89 void GetValues(double* contourValues);
90 void SetNumberOfContours(int number);
91 vtkIdType GetNumberOfContours();
92 void GenerateValues(int numContours, double range[2]);
93 void GenerateValues(int numContours, double rangeStart, double rangeEnd);
95
100
102
112 vtkSetMacro(ComputeNormals, vtkTypeBool);
113 vtkGetMacro(ComputeNormals, vtkTypeBool);
114 vtkBooleanMacro(ComputeNormals, vtkTypeBool);
116
118
126 vtkSetMacro(ComputeGradients, vtkTypeBool);
127 vtkGetMacro(ComputeGradients, vtkTypeBool);
128 vtkBooleanMacro(ComputeGradients, vtkTypeBool);
130
132
135 vtkSetMacro(ComputeScalars, vtkTypeBool);
136 vtkGetMacro(ComputeScalars, vtkTypeBool);
137 vtkBooleanMacro(ComputeScalars, vtkTypeBool);
139
141
145 vtkSetMacro(UseScalarTree, vtkTypeBool);
146 vtkGetMacro(UseScalarTree, vtkTypeBool);
147 vtkBooleanMacro(UseScalarTree, vtkTypeBool);
149
151
155 vtkGetObjectMacro(ScalarTree, vtkScalarTree);
157
159
164 vtkGetObjectMacro(Locator, vtkIncrementalPointLocator);
166
172
174
181
183
190 vtkSetMacro(GenerateTriangles, vtkTypeBool);
191 vtkGetMacro(GenerateTriangles, vtkTypeBool);
192 vtkBooleanMacro(GenerateTriangles, vtkTypeBool);
194
196
201 void SetOutputPointsPrecision(int precision);
204
205protected:
208
210
212 vtkInformationVector* outputVector) override;
214 int FillInputPortInformation(int port, vtkInformation* info) override;
215
225
231
233 vtkObject* caller, unsigned long eid, void* clientData, void* callData);
234
235private:
236 vtkContourFilter(const vtkContourFilter&) = delete;
237 void operator=(const vtkContourFilter&) = delete;
238};
239
244inline void vtkContourFilter::SetValue(int i, double value)
245{
246 this->ContourValues->SetValue(i, value);
247}
248
252inline double vtkContourFilter::GetValue(int i)
253{
254 return this->ContourValues->GetValue(i);
255}
256
262{
263 return this->ContourValues->GetValues();
264}
265
271inline void vtkContourFilter::GetValues(double* contourValues)
272{
273 this->ContourValues->GetValues(contourValues);
274}
275
282{
283 this->ContourValues->SetNumberOfContours(number);
284}
285
290{
291 return this->ContourValues->GetNumberOfContours();
292}
293
298inline void vtkContourFilter::GenerateValues(int numContours, double range[2])
299{
300 this->ContourValues->GenerateValues(numContours, range);
301}
302
307inline void vtkContourFilter::GenerateValues(int numContours, double rangeStart, double rangeEnd)
308{
309 this->ContourValues->GenerateValues(numContours, rangeStart, rangeEnd);
310}
311
312#endif
supports function callbacks
generate isosurfaces/isolines from scalar values
void SetOutputPointsPrecision(int precision)
Set/get the desired precision for the output types.
void SetLocator(vtkIncrementalPointLocator *locator)
Set / get a spatial locator for merging points.
vtkTypeBool ComputeNormals
void ReportReferences(vtkGarbageCollector *) override
double GetValue(int i)
Get the ith contour value.
vtkTypeBool UseScalarTree
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
vtkMTimeType GetMTime() override
Modified GetMTime Because we delegate to vtkContourValues.
vtkSynchronizedTemplates2D * SynchronizedTemplates2D
int GetArrayComponent()
Set/get which component of the scalar array to contour on; defaults to 0.
vtkCallbackCommand * InternalProgressCallbackCommand
void SetNumberOfContours(int number)
Set the number of contours to place into the list.
void SetArrayComponent(int)
Set/get which component of the scalar array to contour on; defaults to 0.
vtkTypeBool ComputeScalars
int GetOutputPointsPrecision() const
Set/get the desired precision for the output types.
vtkIdType GetNumberOfContours()
Get the number of contours in the list of contour values.
void CreateDefaultLocator()
Create default locator.
void GenerateValues(int numContours, double range[2])
Generate numContours equally spaced contour values between specified range.
vtkTypeBool ComputeGradients
vtkRectilinearSynchronizedTemplates * RectilinearSynchronizedTemplates
vtkIncrementalPointLocator * Locator
void SetValue(int i, double value)
Methods to set / get contour values.
virtual void SetScalarTree(vtkScalarTree *)
Enable the use of a scalar tree to accelerate contour extraction.
static vtkContourFilter * New()
Construct object with initial range (0,1) and single contour value of 0.0.
int FillInputPortInformation(int port, vtkInformation *info) override
Fill the input port information objects for this algorithm.
~vtkContourFilter() override
static void InternalProgressCallbackFunction(vtkObject *caller, unsigned long eid, void *clientData, void *callData)
vtkTypeBool GenerateTriangles
vtkScalarTree * ScalarTree
vtkGridSynchronizedTemplates3D * GridSynchronizedTemplates
double * GetValues()
Get a pointer to an array of contour values.
int RequestUpdateExtent(vtkInformation *, vtkInformationVector **, vtkInformationVector *) override
This is called by the superclass.
vtkSynchronizedTemplates3D * SynchronizedTemplates3D
vtkContourValues * ContourValues
int RequestData(vtkInformation *request, vtkInformationVector **inputVector, vtkInformationVector *outputVector) override
This is called by the superclass.
helper object to manage setting and generating contour values
double * GetValues()
Return a pointer to a list of contour values.
int GetNumberOfContours()
Return the number of contours in the.
void GenerateValues(int numContours, double range[2])
Generate numContours equally spaced contour values between specified range.
void SetNumberOfContours(const int number)
Set the number of contours to place into the list.
void SetValue(int i, double value)
Set the ith contour value.
double GetValue(int i)
Get the ith contour value.
Detect and break reference loops.
generate isosurface from structured grids
Abstract class in support of both point location and point insertion.
a simple class to control print indentation
Definition: vtkIndent.h:34
Store zero or more vtkInformation instances.
Store vtkAlgorithm input/output information.
abstract base class for most VTK objects
Definition: vtkObject.h:63
Superclass for algorithms that produce only polydata as output.
generate isosurface from rectilinear grid
organize data according to scalar values (used to accelerate contouring operations)
Definition: vtkScalarTree.h:55
generate isoline(s) from a structured points set
generate isosurface from structured points
int vtkTypeBool
Definition: vtkABI.h:69
int vtkIdType
Definition: vtkType.h:332
vtkTypeUInt32 vtkMTimeType
Definition: vtkType.h:287