VTK  9.3.20240418
vtkContourGrid.h
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1 // SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
2 // SPDX-License-Identifier: BSD-3-Clause
44 #ifndef vtkContourGrid_h
45 #define vtkContourGrid_h
46 
47 #include "vtkFiltersCoreModule.h" // For export macro
48 #include "vtkPolyDataAlgorithm.h"
49 
50 #include "vtkContourValues.h" // Needed for inline methods
51 
52 VTK_ABI_NAMESPACE_BEGIN
53 class vtkEdgeTable;
54 class vtkScalarTree;
56 
57 class VTKFILTERSCORE_EXPORT vtkContourGrid : public vtkPolyDataAlgorithm
58 {
59 public:
61  void PrintSelf(ostream& os, vtkIndent indent) override;
62 
67  static vtkContourGrid* New();
68 
70 
73  void SetValue(int i, double value);
74  double GetValue(int i);
75  double* GetValues();
76  void GetValues(double* contourValues);
77  void SetNumberOfContours(int number);
78  vtkIdType GetNumberOfContours();
79  void GenerateValues(int numContours, double range[2]);
80  void GenerateValues(int numContours, double rangeStart, double rangeEnd);
82 
86  vtkMTimeType GetMTime() override;
87 
89 
95  vtkSetMacro(ComputeNormals, vtkTypeBool);
96  vtkGetMacro(ComputeNormals, vtkTypeBool);
97  vtkBooleanMacro(ComputeNormals, vtkTypeBool);
99 
101 
104  vtkSetMacro(ComputeScalars, vtkTypeBool);
105  vtkGetMacro(ComputeScalars, vtkTypeBool);
106  vtkBooleanMacro(ComputeScalars, vtkTypeBool);
108 
110 
113  vtkSetMacro(UseScalarTree, vtkTypeBool);
114  vtkGetMacro(UseScalarTree, vtkTypeBool);
115  vtkBooleanMacro(UseScalarTree, vtkTypeBool);
117 
119 
124  vtkGetObjectMacro(ScalarTree, vtkScalarTree);
126 
128 
133  vtkGetObjectMacro(Locator, vtkIncrementalPointLocator);
135 
137 
144  vtkSetMacro(GenerateTriangles, vtkTypeBool);
145  vtkGetMacro(GenerateTriangles, vtkTypeBool);
146  vtkBooleanMacro(GenerateTriangles, vtkTypeBool);
148 
154 
156 
161  void SetOutputPointsPrecision(int precision);
164 
165 protected:
167  ~vtkContourGrid() override;
168 
171 
176 
178 
181 
184 
185 private:
186  vtkContourGrid(const vtkContourGrid&) = delete;
187  void operator=(const vtkContourGrid&) = delete;
188 };
189 
194 inline void vtkContourGrid::SetValue(int i, double value)
195 {
196  this->ContourValues->SetValue(i, value);
197 }
198 
202 inline double vtkContourGrid::GetValue(int i)
203 {
204  return this->ContourValues->GetValue(i);
205 }
206 
212 {
213  return this->ContourValues->GetValues();
214 }
215 
221 inline void vtkContourGrid::GetValues(double* contourValues)
222 {
223  this->ContourValues->GetValues(contourValues);
224 }
225 
231 inline void vtkContourGrid::SetNumberOfContours(int number)
232 {
233  this->ContourValues->SetNumberOfContours(number);
234 }
235 
240 {
241  return this->ContourValues->GetNumberOfContours();
242 }
243 
248 inline void vtkContourGrid::GenerateValues(int numContours, double range[2])
249 {
250  this->ContourValues->GenerateValues(numContours, range);
251 }
252 
257 inline void vtkContourGrid::GenerateValues(int numContours, double rangeStart, double rangeEnd)
258 {
259  this->ContourValues->GenerateValues(numContours, rangeStart, rangeEnd);
260 }
261 
262 VTK_ABI_NAMESPACE_END
263 #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 SetNumberOfContours(int number)
Set the number of contours to place into the list.
void GenerateValues(int numContours, double range[2])
Generate numContours equally spaced contour values between specified range.
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:30
Abstract class in support of both point location and point insertion.
a simple class to control print indentation
Definition: vtkIndent.h:108
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:44
@ info
Definition: vtkX3D.h:376
@ value
Definition: vtkX3D.h:220
@ port
Definition: vtkX3D.h:447
@ range
Definition: vtkX3D.h:238
int vtkTypeBool
Definition: vtkABI.h:64
int vtkIdType
Definition: vtkType.h:315
vtkTypeUInt32 vtkMTimeType
Definition: vtkType.h:270