VTK  9.1.0
vtkContourFilter.h
Go to the documentation of this file.
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=========================================================================*/
63#ifndef vtkContourFilter_h
64#define vtkContourFilter_h
65
66#include "vtkFiltersCoreModule.h" // For export macro
68
69#include "vtkContourValues.h" // Needed for inline methods
70
72class vtkScalarTree;
78
79class VTKFILTERSCORE_EXPORT vtkContourFilter : public vtkPolyDataAlgorithm
80{
81public:
83 void PrintSelf(ostream& os, vtkIndent indent) override;
84
90
92
95 void SetValue(int i, double value);
96 double GetValue(int i);
97 double* GetValues();
98 void GetValues(double* contourValues);
99 void SetNumberOfContours(int number);
100 vtkIdType GetNumberOfContours();
101 void GenerateValues(int numContours, double range[2]);
102 void GenerateValues(int numContours, double rangeStart, double rangeEnd);
104
109
111
121 vtkSetMacro(ComputeNormals, vtkTypeBool);
122 vtkGetMacro(ComputeNormals, vtkTypeBool);
123 vtkBooleanMacro(ComputeNormals, vtkTypeBool);
125
127
135 vtkSetMacro(ComputeGradients, vtkTypeBool);
136 vtkGetMacro(ComputeGradients, vtkTypeBool);
137 vtkBooleanMacro(ComputeGradients, vtkTypeBool);
139
141
144 vtkSetMacro(ComputeScalars, vtkTypeBool);
145 vtkGetMacro(ComputeScalars, vtkTypeBool);
146 vtkBooleanMacro(ComputeScalars, vtkTypeBool);
148
150
154 vtkSetMacro(UseScalarTree, vtkTypeBool);
155 vtkGetMacro(UseScalarTree, vtkTypeBool);
156 vtkBooleanMacro(UseScalarTree, vtkTypeBool);
158
160
164 vtkGetObjectMacro(ScalarTree, vtkScalarTree);
166
168
173 vtkGetObjectMacro(Locator, vtkIncrementalPointLocator);
175
181
183
190
192
199 vtkSetMacro(GenerateTriangles, vtkTypeBool);
200 vtkGetMacro(GenerateTriangles, vtkTypeBool);
201 vtkBooleanMacro(GenerateTriangles, vtkTypeBool);
203
205
210 void SetOutputPointsPrecision(int precision);
213
214protected:
217
219
221 vtkInformationVector* outputVector) override;
224
234
240
242 vtkObject* caller, unsigned long eid, void* clientData, void* callData);
243
244private:
245 vtkContourFilter(const vtkContourFilter&) = delete;
246 void operator=(const vtkContourFilter&) = delete;
247};
248
253inline void vtkContourFilter::SetValue(int i, double value)
254{
255 this->ContourValues->SetValue(i, value);
256}
257
261inline double vtkContourFilter::GetValue(int i)
262{
263 return this->ContourValues->GetValue(i);
264}
265
271{
272 return this->ContourValues->GetValues();
273}
274
280inline void vtkContourFilter::GetValues(double* contourValues)
281{
282 this->ContourValues->GetValues(contourValues);
283}
284
291{
292 this->ContourValues->SetNumberOfContours(number);
293}
294
299{
300 return this->ContourValues->GetNumberOfContours();
301}
302
307inline void vtkContourFilter::GenerateValues(int numContours, double range[2])
308{
309 this->ContourValues->GenerateValues(numContours, range);
310}
311
316inline void vtkContourFilter::GenerateValues(int numContours, double rangeStart, double rangeEnd)
317{
318 this->ContourValues->GenerateValues(numContours, rangeStart, rangeEnd);
319}
320
321#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:43
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