VTK  9.1.0
vtkContourGrid.h
Go to the documentation of this file.
1 /*=========================================================================
2 
3  Program: Visualization Toolkit
4  Module: vtkContourGrid.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 =========================================================================*/
53 #ifndef vtkContourGrid_h
54 #define vtkContourGrid_h
55 
56 #include "vtkFiltersCoreModule.h" // For export macro
57 #include "vtkPolyDataAlgorithm.h"
58 
59 #include "vtkContourValues.h" // Needed for inline methods
60 
61 class vtkEdgeTable;
62 class vtkScalarTree;
64 
65 class VTKFILTERSCORE_EXPORT vtkContourGrid : public vtkPolyDataAlgorithm
66 {
67 public:
69  void PrintSelf(ostream& os, vtkIndent indent) override;
70 
75  static vtkContourGrid* New();
76 
78 
81  void SetValue(int i, double value);
82  double GetValue(int i);
83  double* GetValues();
84  void GetValues(double* contourValues);
85  void SetNumberOfContours(int number);
86  vtkIdType GetNumberOfContours();
87  void GenerateValues(int numContours, double range[2]);
88  void GenerateValues(int numContours, double rangeStart, double rangeEnd);
90 
94  vtkMTimeType GetMTime() override;
95 
97 
103  vtkSetMacro(ComputeNormals, vtkTypeBool);
104  vtkGetMacro(ComputeNormals, vtkTypeBool);
105  vtkBooleanMacro(ComputeNormals, vtkTypeBool);
107 
109 
112  vtkSetMacro(ComputeScalars, vtkTypeBool);
113  vtkGetMacro(ComputeScalars, vtkTypeBool);
114  vtkBooleanMacro(ComputeScalars, vtkTypeBool);
116 
118 
121  vtkSetMacro(UseScalarTree, vtkTypeBool);
122  vtkGetMacro(UseScalarTree, vtkTypeBool);
123  vtkBooleanMacro(UseScalarTree, vtkTypeBool);
125 
127 
132  vtkGetObjectMacro(ScalarTree, vtkScalarTree);
134 
136 
141  vtkGetObjectMacro(Locator, vtkIncrementalPointLocator);
143 
145 
152  vtkSetMacro(GenerateTriangles, vtkTypeBool);
153  vtkGetMacro(GenerateTriangles, vtkTypeBool);
154  vtkBooleanMacro(GenerateTriangles, vtkTypeBool);
156 
162 
164 
169  void SetOutputPointsPrecision(int precision);
172 
173 protected:
175  ~vtkContourGrid() override;
176 
179 
184 
186 
189 
192 
193 private:
194  vtkContourGrid(const vtkContourGrid&) = delete;
195  void operator=(const vtkContourGrid&) = delete;
196 };
197 
202 inline void vtkContourGrid::SetValue(int i, double value)
203 {
204  this->ContourValues->SetValue(i, value);
205 }
206 
210 inline double vtkContourGrid::GetValue(int i)
211 {
212  return this->ContourValues->GetValue(i);
213 }
214 
220 {
221  return this->ContourValues->GetValues();
222 }
223 
229 inline void vtkContourGrid::GetValues(double* contourValues)
230 {
231  this->ContourValues->GetValues(contourValues);
232 }
233 
239 inline void vtkContourGrid::SetNumberOfContours(int number)
240 {
241  this->ContourValues->SetNumberOfContours(number);
242 }
243 
248 {
249  return this->ContourValues->GetNumberOfContours();
250 }
251 
256 inline void vtkContourGrid::GenerateValues(int numContours, double range[2])
257 {
258  this->ContourValues->GenerateValues(numContours, range);
259 }
260 
265 inline void vtkContourGrid::GenerateValues(int numContours, double rangeStart, double rangeEnd)
266 {
267  this->ContourValues->GenerateValues(numContours, rangeStart, rangeEnd);
268 }
269 
270 #endif
generate isosurfaces/isolines from scalar values (specialized for unstructured grids)
double * GetValues()
Get a pointer to an array of contour values.
void SetLocator(vtkIncrementalPointLocator *locator)
Set / get a spatial locator for merging points.
vtkIncrementalPointLocator * Locator
void GenerateValues(int numContours, double range[2])
Generate numContours equally spaced contour values between specified range.
vtkEdgeTable * EdgeTable
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
int RequestData(vtkInformation *, vtkInformationVector **, vtkInformationVector *) override
This is called by the superclass.
int FillInputPortInformation(int port, vtkInformation *info) override
Fill the input port information objects for this algorithm.
vtkContourValues * ContourValues
void SetNumberOfContours(int number)
Set the number of contours to place into the list.
~vtkContourGrid() override
void SetValue(int i, double value)
Methods to set / get contour values.
void SetScalarTree(vtkScalarTree *sTree)
Specify the instance of vtkScalarTree to use.
vtkIdType GetNumberOfContours()
Get the number of contours in the list of contour values.
vtkTypeBool ComputeNormals
static vtkContourGrid * New()
Construct object with initial range (0,1) and single contour value of 0.0.
vtkMTimeType GetMTime() override
Modified GetMTime Because we delegate to vtkContourValues.
vtkTypeBool GenerateTriangles
void CreateDefaultLocator()
Create default locator.
vtkScalarTree * ScalarTree
int GetOutputPointsPrecision() const
Set/get the desired precision for the output types.
double GetValue(int i)
Get the ith contour value.
vtkTypeBool UseScalarTree
vtkTypeBool ComputeScalars
void SetOutputPointsPrecision(int precision)
Set/get the desired precision for the output types.
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.
keep track of edges (edge is pair of integer id's)
Definition: vtkEdgeTable.h:41
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.
Superclass for algorithms that produce only polydata as output.
organize data according to scalar values (used to accelerate contouring operations)
Definition: vtkScalarTree.h:55
@ 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