VTK  9.2.5
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=========================================================================*/
60#ifndef vtkContourFilter_h
61#define vtkContourFilter_h
62
63#include "vtkFiltersCoreModule.h" // For export macro
65
66#include "vtkContourValues.h" // Needed for inline methods
67
69class vtkScalarTree;
75
76class VTKFILTERSCORE_EXPORT vtkContourFilter : public vtkPolyDataAlgorithm
77{
78public:
80 void PrintSelf(ostream& os, vtkIndent indent) override;
81
87
89
92 void SetValue(int i, double value);
93 double GetValue(int i);
94 double* GetValues();
95 void GetValues(double* contourValues);
96 void SetNumberOfContours(int number);
97 vtkIdType GetNumberOfContours();
98 void GenerateValues(int numContours, double range[2]);
99 void GenerateValues(int numContours, double rangeStart, double rangeEnd);
101
106
108
118 vtkSetMacro(ComputeNormals, vtkTypeBool);
119 vtkGetMacro(ComputeNormals, vtkTypeBool);
120 vtkBooleanMacro(ComputeNormals, vtkTypeBool);
122
124
132 vtkSetMacro(ComputeGradients, vtkTypeBool);
133 vtkGetMacro(ComputeGradients, vtkTypeBool);
134 vtkBooleanMacro(ComputeGradients, vtkTypeBool);
136
138
141 vtkSetMacro(ComputeScalars, vtkTypeBool);
142 vtkGetMacro(ComputeScalars, vtkTypeBool);
143 vtkBooleanMacro(ComputeScalars, vtkTypeBool);
145
147
151 vtkSetMacro(UseScalarTree, vtkTypeBool);
152 vtkGetMacro(UseScalarTree, vtkTypeBool);
153 vtkBooleanMacro(UseScalarTree, vtkTypeBool);
155
157
161 vtkGetObjectMacro(ScalarTree, vtkScalarTree);
163
165
170 vtkGetObjectMacro(Locator, vtkIncrementalPointLocator);
172
178
180
187
189
196 vtkSetMacro(GenerateTriangles, vtkTypeBool);
197 vtkGetMacro(GenerateTriangles, vtkTypeBool);
198 vtkBooleanMacro(GenerateTriangles, vtkTypeBool);
200
202
207 void SetOutputPointsPrecision(int precision);
210
211protected:
214
216
218 vtkInformationVector* outputVector) override;
220 int FillInputPortInformation(int port, vtkInformation* info) override;
221
231
237
239 vtkObject* caller, unsigned long eid, void* clientData, void* callData);
240
241private:
242 vtkContourFilter(const vtkContourFilter&) = delete;
243 void operator=(const vtkContourFilter&) = delete;
244};
245
250inline void vtkContourFilter::SetValue(int i, double value)
251{
252 this->ContourValues->SetValue(i, value);
253}
254
258inline double vtkContourFilter::GetValue(int i)
259{
260 return this->ContourValues->GetValue(i);
261}
262
268{
269 return this->ContourValues->GetValues();
270}
271
277inline void vtkContourFilter::GetValues(double* contourValues)
278{
279 this->ContourValues->GetValues(contourValues);
280}
281
288{
289 this->ContourValues->SetNumberOfContours(number);
290}
291
296{
297 return this->ContourValues->GetNumberOfContours();
298}
299
304inline void vtkContourFilter::GenerateValues(int numContours, double range[2])
305{
306 this->ContourValues->GenerateValues(numContours, range);
307}
308
313inline void vtkContourFilter::GenerateValues(int numContours, double rangeStart, double rangeEnd)
314{
315 this->ContourValues->GenerateValues(numContours, rangeStart, rangeEnd);
316}
317
318#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:40
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