VTK  9.2.5
vtkOrderedTriangulator.h
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1/*=========================================================================
2
3 Program: Visualization Toolkit
4 Module: vtkOrderedTriangulator.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=========================================================================*/
88#ifndef vtkOrderedTriangulator_h
89#define vtkOrderedTriangulator_h
90
91#include "vtkCommonDataModelModule.h" // For export macro
92#include "vtkObject.h"
93
95class vtkCellArray;
96class vtkHeap;
97class vtkIdList;
98class vtkPoints;
99class vtkTetra;
100class vtkDataArray;
101class vtkDoubleArray;
102struct vtkOTMesh;
103struct vtkOTTemplates;
105class vtkPointData;
106class vtkCellData;
107
108// Template ID's must be 32-bits. See .cxx file for more information.
109#if VTK_SIZEOF_SHORT == 4
110typedef unsigned short TemplateIDType;
111#elif VTK_SIZEOF_INT == 4
112typedef unsigned int TemplateIDType;
113#elif VTK_SIZEOF_LONG == 4
114typedef unsigned long TemplateIDType;
115#endif
116
117class VTKCOMMONDATAMODEL_EXPORT vtkOrderedTriangulator : public vtkObject
118{
119public:
121 void PrintSelf(ostream& os, vtkIndent indent) override;
122
127
129
138 double xmin, double xmax, double ymin, double ymax, double zmin, double zmax, int numPts);
139 void InitTriangulation(double bounds[6], int numPts);
141
143
157 vtkIdType InsertPoint(vtkIdType id, double x[3], double p[3], int type);
158 vtkIdType InsertPoint(vtkIdType id, vtkIdType sortid, double x[3], double p[3], int type);
160 vtkIdType id, vtkIdType sortid, vtkIdType sortid2, double x[3], double p[3], int type);
162
164
170 void TemplateTriangulate(int cellType, int numPts, int numEdges);
172
181 void UpdatePointType(vtkIdType internalId, int type);
182
189 double* GetPointPosition(vtkIdType internalId);
190
197 double* GetPointLocation(vtkIdType internalId);
198
207
209
212 vtkGetMacro(NumberOfPoints, int);
214
216
223 vtkSetMacro(UseTemplates, vtkTypeBool);
224 vtkGetMacro(UseTemplates, vtkTypeBool);
225 vtkBooleanMacro(UseTemplates, vtkTypeBool);
227
229
235 vtkSetMacro(PreSorted, vtkTypeBool);
236 vtkGetMacro(PreSorted, vtkTypeBool);
237 vtkBooleanMacro(PreSorted, vtkTypeBool);
239
241
245 vtkSetMacro(UseTwoSortIds, vtkTypeBool);
246 vtkGetMacro(UseTwoSortIds, vtkTypeBool);
247 vtkBooleanMacro(UseTwoSortIds, vtkTypeBool);
249
261 vtkIdType GetTetras(int classification, vtkUnstructuredGrid* ugrid);
262
273 vtkIdType AddTetras(int classification, vtkUnstructuredGrid* ugrid);
274
282 vtkIdType AddTetras(int classification, vtkCellArray* connectivity);
283
295 vtkIdType AddTetras(int classification, vtkIncrementalPointLocator* locator,
296 vtkCellArray* outConnectivity, vtkPointData* inPD, vtkPointData* outPD, vtkCellData* inCD,
297 vtkIdType cellId, vtkCellData* outCD);
298
304 vtkIdType AddTetras(int classification, vtkIdList* ptIds, vtkPoints* pts);
305
311
318
324
337 int classification, vtkTetra* tet, vtkDataArray* cellScalars, vtkDoubleArray* tetScalars);
338
339protected:
342
343private:
344 void Initialize();
345
346 vtkOTMesh* Mesh;
347 int NumberOfPoints; // number of points inserted
348 int MaximumNumberOfPoints; // maximum possible number of points to be inserted
349 double Bounds[6];
350 vtkTypeBool PreSorted;
351 vtkTypeBool UseTwoSortIds;
352 vtkHeap* Heap;
353
354 vtkTypeBool UseTemplates;
355 int CellType;
356 int NumberOfCellPoints;
357 int NumberOfCellEdges;
358 vtkHeap* TemplateHeap;
359 vtkOTTemplates* Templates;
360 int TemplateTriangulation();
361 void AddTemplate();
362 TemplateIDType ComputeTemplateIndex();
363
364private:
366 void operator=(const vtkOrderedTriangulator&) = delete;
367};
368
369#endif
object to represent cell connectivity
Definition: vtkCellArray.h:187
represent and manipulate cell attribute data
Definition: vtkCellData.h:42
abstract superclass for arrays of numeric data
Definition: vtkDataArray.h:56
dynamic, self-adjusting array of double
replacement for malloc/free and new/delete
Definition: vtkHeap.h:54
list of point or cell ids
Definition: vtkIdList.h:34
Abstract class in support of both point location and point insertion.
a simple class to control print indentation
Definition: vtkIndent.h:40
abstract base class for most VTK objects
Definition: vtkObject.h:63
helper class to generate triangulations
vtkIdType GetTetras(int classification, vtkUnstructuredGrid *ugrid)
Initialize and add the tetras and points from the triangulation to the unstructured grid provided.
double * GetPointPosition(vtkIdType internalId)
Return the parametric coordinates of point ‘internalId’.
vtkIdType InsertPoint(vtkIdType id, vtkIdType sortid, double x[3], double p[3], int type)
For each point to be inserted, provide an id, a position x, parametric coordinate p,...
void InitTriangulation(double xmin, double xmax, double ymin, double ymax, double zmin, double zmax, int numPts)
Initialize the triangulation process.
vtkIdType InsertPoint(vtkIdType id, double x[3], double p[3], int type)
For each point to be inserted, provide an id, a position x, parametric coordinate p,...
vtkIdType GetPointId(vtkIdType internalId)
Return the Id of point ‘internalId’.
void Triangulate()
Perform the triangulation.
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
void InitTriangulation(double bounds[6], int numPts)
Initialize the triangulation process.
vtkIdType AddTetras(int classification, vtkUnstructuredGrid *ugrid)
Add the tetras to the unstructured grid provided.
vtkIdType AddTetras(int classification, vtkIdList *ptIds, vtkPoints *pts)
Add the tetrahedra classified (0=inside,1=outside) to the list of ids and coordinates provided.
void UpdatePointType(vtkIdType internalId, int type)
Update the point type.
void TemplateTriangulate(int cellType, int numPts, int numEdges)
Perform the triangulation.
static vtkOrderedTriangulator * New()
Construct object.
vtkIdType AddTetras(int classification, vtkCellArray *connectivity)
Add the tetrahedra classified (0=inside,1=outside) to the connectivity list provided.
~vtkOrderedTriangulator() override
void InitTetraTraversal()
Methods to get one tetra at a time.
vtkIdType AddTetras(int classification, vtkIncrementalPointLocator *locator, vtkCellArray *outConnectivity, vtkPointData *inPD, vtkPointData *outPD, vtkCellData *inCD, vtkIdType cellId, vtkCellData *outCD)
Assuming that all the inserted points come from a cell ‘cellId’ to triangulate, get the tetrahedra in...
int GetNextTetra(int classification, vtkTetra *tet, vtkDataArray *cellScalars, vtkDoubleArray *tetScalars)
Methods to get one tetra at a time.
vtkIdType AddTriangles(vtkCellArray *connectivity)
Add the triangle faces classified (2=boundary) to the connectivity list provided.
vtkIdType AddTriangles(vtkIdType id, vtkCellArray *connectivity)
Add the triangle faces classified (2=boundary) and attached to the specified point id to the connecti...
vtkIdType InsertPoint(vtkIdType id, vtkIdType sortid, vtkIdType sortid2, double x[3], double p[3], int type)
For each point to be inserted, provide an id, a position x, parametric coordinate p,...
double * GetPointLocation(vtkIdType internalId)
Return the global coordinates of point ‘internalId’.
represent and manipulate point attribute data
Definition: vtkPointData.h:42
represent and manipulate 3D points
Definition: vtkPoints.h:40
a 3D cell that represents a tetrahedron
Definition: vtkTetra.h:45
dataset represents arbitrary combinations of all possible cell types
int vtkTypeBool
Definition: vtkABI.h:69
int vtkIdType
Definition: vtkType.h:332