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
58 #include "vtkPolyDataAlgorithm.h"
59 
60 #include "vtkContourValues.h" // Needed for inline methods
61 
63 class vtkScalarTree;
68 class vtkCallbackCommand;
69 
70 class VTKFILTERSCORE_EXPORT vtkContourFilter : public vtkPolyDataAlgorithm
71 {
72 public:
74  void PrintSelf(ostream& os, vtkIndent indent) override;
75 
80  static vtkContourFilter* New();
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 
99  vtkMTimeType GetMTime() override;
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 
154  virtual void SetScalarTree(vtkScalarTree*);
155  vtkGetObjectMacro(ScalarTree, vtkScalarTree);
157 
159 
164  vtkGetObjectMacro(Locator, vtkIncrementalPointLocator);
166 
172 
174 
178  void SetArrayComponent(int);
181 
183 
190  vtkSetMacro(GenerateTriangles, vtkTypeBool);
191  vtkGetMacro(GenerateTriangles, vtkTypeBool);
192  vtkBooleanMacro(GenerateTriangles, vtkTypeBool);
194 
196 
201  void SetOutputPointsPrecision(int precision);
204 
205 protected:
207  ~vtkContourFilter() override;
208 
210 
211  int RequestData(vtkInformation* request, vtkInformationVector** inputVector,
212  vtkInformationVector* outputVector) override;
215 
225 
231 
233  vtkObject* caller, unsigned long eid, void* clientData, void* callData);
234 
235 private:
236  vtkContourFilter(const vtkContourFilter&) = delete;
237  void operator=(const vtkContourFilter&) = delete;
238 };
239 
244 inline void vtkContourFilter::SetValue(int i, double value)
245 {
246  this->ContourValues->SetValue(i, value);
247 }
248 
252 inline double vtkContourFilter::GetValue(int i)
253 {
254  return this->ContourValues->GetValue(i);
255 }
256 
262 {
263  return this->ContourValues->GetValues();
264 }
265 
271 inline 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 
298 inline void vtkContourFilter::GenerateValues(int numContours, double range[2])
299 {
300  this->ContourValues->GenerateValues(numContours, range);
301 }
302 
307 inline 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
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: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
@ 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