VTK  9.2.6
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 =========================================================================*/
169 #ifndef vtkContourFilter_h
170 #define vtkContourFilter_h
171 
172 #include "vtkFiltersCoreModule.h" // For export macro
173 #include "vtkPolyDataAlgorithm.h"
174 
175 #include "vtkContourValues.h" // Needed for inline methods
176 
178 class vtkScalarTree;
183 class vtkCallbackCommand;
184 
185 class VTKFILTERSCORE_EXPORT vtkContourFilter : public vtkPolyDataAlgorithm
186 {
187 public:
189  void PrintSelf(ostream& os, vtkIndent indent) override;
190 
196 
198 
201  void SetValue(int i, double value);
202  double GetValue(int i);
203  double* GetValues();
204  void GetValues(double* contourValues);
205  void SetNumberOfContours(int number);
206  vtkIdType GetNumberOfContours();
207  void GenerateValues(int numContours, double range[2]);
208  void GenerateValues(int numContours, double rangeStart, double rangeEnd);
210 
214  vtkMTimeType GetMTime() override;
215 
217 
227  vtkSetMacro(ComputeNormals, vtkTypeBool);
228  vtkGetMacro(ComputeNormals, vtkTypeBool);
229  vtkBooleanMacro(ComputeNormals, vtkTypeBool);
231 
233 
241  vtkSetMacro(ComputeGradients, vtkTypeBool);
242  vtkGetMacro(ComputeGradients, vtkTypeBool);
243  vtkBooleanMacro(ComputeGradients, vtkTypeBool);
245 
247 
250  vtkSetMacro(ComputeScalars, vtkTypeBool);
251  vtkGetMacro(ComputeScalars, vtkTypeBool);
252  vtkBooleanMacro(ComputeScalars, vtkTypeBool);
254 
256 
260  vtkSetMacro(UseScalarTree, vtkTypeBool);
261  vtkGetMacro(UseScalarTree, vtkTypeBool);
262  vtkBooleanMacro(UseScalarTree, vtkTypeBool);
264 
266 
269  virtual void SetScalarTree(vtkScalarTree*);
270  vtkGetObjectMacro(ScalarTree, vtkScalarTree);
272 
274 
279  vtkGetObjectMacro(Locator, vtkIncrementalPointLocator);
281 
287 
289 
293  void SetArrayComponent(int);
296 
298 
305  vtkSetMacro(GenerateTriangles, vtkTypeBool);
306  vtkGetMacro(GenerateTriangles, vtkTypeBool);
307  vtkBooleanMacro(GenerateTriangles, vtkTypeBool);
309 
311 
316  void SetOutputPointsPrecision(int precision);
319 
320 protected:
322  ~vtkContourFilter() override;
323 
325 
326  int RequestData(vtkInformation* request, vtkInformationVector** inputVector,
327  vtkInformationVector* outputVector) override;
330 
340 
346 
348  vtkObject* caller, unsigned long eid, void* clientData, void* callData);
349 
350 private:
351  vtkContourFilter(const vtkContourFilter&) = delete;
352  void operator=(const vtkContourFilter&) = delete;
353 };
354 
359 inline void vtkContourFilter::SetValue(int i, double value)
360 {
361  this->ContourValues->SetValue(i, value);
362 }
363 
367 inline double vtkContourFilter::GetValue(int i)
368 {
369  return this->ContourValues->GetValue(i);
370 }
371 
377 {
378  return this->ContourValues->GetValues();
379 }
380 
386 inline void vtkContourFilter::GetValues(double* contourValues)
387 {
388  this->ContourValues->GetValues(contourValues);
389 }
390 
397 {
398  this->ContourValues->SetNumberOfContours(number);
399 }
400 
405 {
406  return this->ContourValues->GetNumberOfContours();
407 }
408 
413 inline void vtkContourFilter::GenerateValues(int numContours, double range[2])
414 {
415  this->ContourValues->GenerateValues(numContours, range);
416 }
417 
422 inline void vtkContourFilter::GenerateValues(int numContours, double rangeStart, double rangeEnd)
423 {
424  this->ContourValues->GenerateValues(numContours, rangeStart, rangeEnd);
425 }
426 
427 #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
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.
double * GetValues()
Return a pointer to a list of contour values.
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:119
Store zero or more vtkInformation instances.
Store vtkAlgorithm input/output information.
abstract base class for most VTK objects
Definition: vtkObject.h:82
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
@ info
Definition: vtkX3D.h:382
@ value
Definition: vtkX3D.h:226
@ port
Definition: vtkX3D.h:453
@ range
Definition: vtkX3D.h:244
int vtkTypeBool
Definition: vtkABI.h:69
int vtkIdType
Definition: vtkType.h:332
vtkTypeUInt32 vtkMTimeType
Definition: vtkType.h:287