VTK  9.5.20250915
vtkContourGrid.h
Go to the documentation of this file.
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
49#include "vtkWrappingHints.h" // For VTK_MARSHALAUTO
50
51#include "vtkContourValues.h" // Needed for inline methods
52
53VTK_ABI_NAMESPACE_BEGIN
54class vtkEdgeTable;
55class vtkScalarTree;
57
58class VTKFILTERSCORE_EXPORT VTK_MARSHALAUTO vtkContourGrid : public vtkPolyDataAlgorithm
59{
60public:
62 void PrintSelf(ostream& os, vtkIndent indent) override;
63
69
71
74 void SetValue(int i, double value);
75 double GetValue(int i);
76 double* GetValues();
77 void GetValues(double* contourValues);
78 void SetNumberOfContours(int number);
79 vtkIdType GetNumberOfContours();
80 void GenerateValues(int numContours, double range[2]);
81 void GenerateValues(int numContours, double rangeStart, double rangeEnd);
83
88
90
96 vtkSetMacro(ComputeNormals, vtkTypeBool);
97 vtkGetMacro(ComputeNormals, vtkTypeBool);
98 vtkBooleanMacro(ComputeNormals, vtkTypeBool);
100
102
105 vtkSetMacro(ComputeScalars, vtkTypeBool);
106 vtkGetMacro(ComputeScalars, vtkTypeBool);
107 vtkBooleanMacro(ComputeScalars, vtkTypeBool);
109
111
114 vtkSetMacro(UseScalarTree, vtkTypeBool);
115 vtkGetMacro(UseScalarTree, vtkTypeBool);
116 vtkBooleanMacro(UseScalarTree, vtkTypeBool);
118
120
125 vtkGetObjectMacro(ScalarTree, vtkScalarTree);
127
129
134 vtkGetObjectMacro(Locator, vtkIncrementalPointLocator);
136
138
145 vtkSetMacro(GenerateTriangles, vtkTypeBool);
146 vtkGetMacro(GenerateTriangles, vtkTypeBool);
147 vtkBooleanMacro(GenerateTriangles, vtkTypeBool);
149
155
157
162 void SetOutputPointsPrecision(int precision);
165
166protected:
168 ~vtkContourGrid() override;
169
171 int FillInputPortInformation(int port, vtkInformation* info) override;
172
177
179
182
185
186private:
187 vtkContourGrid(const vtkContourGrid&) = delete;
188 void operator=(const vtkContourGrid&) = delete;
189};
190
195inline void vtkContourGrid::SetValue(int i, double value)
196{
197 this->ContourValues->SetValue(i, value);
198}
199
203inline double vtkContourGrid::GetValue(int i)
204{
205 return this->ContourValues->GetValue(i);
206}
207
213{
214 return this->ContourValues->GetValues();
215}
216
222inline void vtkContourGrid::GetValues(double* contourValues)
223{
224 this->ContourValues->GetValues(contourValues);
225}
226
233{
234 this->ContourValues->SetNumberOfContours(number);
235}
236
241{
242 return this->ContourValues->GetNumberOfContours();
243}
244
249inline void vtkContourGrid::GenerateValues(int numContours, double range[2])
250{
251 this->ContourValues->GenerateValues(numContours, range);
252}
253
258inline void vtkContourGrid::GenerateValues(int numContours, double rangeStart, double rangeEnd)
259{
260 this->ContourValues->GenerateValues(numContours, rangeStart, rangeEnd);
261}
262
263VTK_ABI_NAMESPACE_END
264#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.
static vtkContourGrid * New()
Construct object with initial range (0,1) and single contour value of 0.0.
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
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
double * GetValues()
Return a pointer to a list of 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.
keep track of edges (edge is pair of integer id's)
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)
int vtkTypeBool
Definition vtkABI.h:64
int vtkIdType
Definition vtkType.h:333
vtkTypeUInt32 vtkMTimeType
Definition vtkType.h:288
#define VTK_MARSHALAUTO