VTK  9.0.3
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 =========================================================================*/
85 #ifndef vtkOrderedTriangulator_h
86 #define vtkOrderedTriangulator_h
87 
88 #include "vtkCommonDataModelModule.h" // For export macro
89 #include "vtkObject.h"
90 
92 class vtkCellArray;
93 class vtkHeap;
94 class vtkIdList;
95 class vtkPoints;
96 class vtkTetra;
97 class vtkDataArray;
98 class vtkDoubleArray;
99 struct vtkOTMesh;
100 struct vtkOTTemplates;
102 class vtkPointData;
103 class vtkCellData;
104 
105 // Template ID's must be 32-bits. See .cxx file for more information.
106 #if VTK_SIZEOF_SHORT == 4
107 typedef unsigned short TemplateIDType;
108 #elif VTK_SIZEOF_INT == 4
109 typedef unsigned int TemplateIDType;
110 #elif VTK_SIZEOF_LONG == 4
111 typedef unsigned long TemplateIDType;
112 #endif
113 
114 class VTKCOMMONDATAMODEL_EXPORT vtkOrderedTriangulator : public vtkObject
115 {
116 public:
118  void PrintSelf(ostream& os, vtkIndent indent) override;
119 
124 
126 
135  double xmin, double xmax, double ymin, double ymax, double zmin, double zmax, int numPts);
136  void InitTriangulation(double bounds[6], int numPts);
138 
140 
154  vtkIdType InsertPoint(vtkIdType id, double x[3], double p[3], int type);
155  vtkIdType InsertPoint(vtkIdType id, vtkIdType sortid, double x[3], double p[3], int type);
157  vtkIdType id, vtkIdType sortid, vtkIdType sortid2, double x[3], double p[3], int type);
159 
161 
166  void Triangulate();
167  void TemplateTriangulate(int cellType, int numPts, int numEdges);
169 
178  void UpdatePointType(vtkIdType internalId, int type);
179 
186  double* GetPointPosition(vtkIdType internalId);
187 
194  double* GetPointLocation(vtkIdType internalId);
195 
204 
206 
209  vtkGetMacro(NumberOfPoints, int);
211 
213 
220  vtkSetMacro(UseTemplates, vtkTypeBool);
221  vtkGetMacro(UseTemplates, vtkTypeBool);
222  vtkBooleanMacro(UseTemplates, vtkTypeBool);
224 
226 
232  vtkSetMacro(PreSorted, vtkTypeBool);
233  vtkGetMacro(PreSorted, vtkTypeBool);
234  vtkBooleanMacro(PreSorted, vtkTypeBool);
236 
238 
242  vtkSetMacro(UseTwoSortIds, vtkTypeBool);
243  vtkGetMacro(UseTwoSortIds, vtkTypeBool);
244  vtkBooleanMacro(UseTwoSortIds, vtkTypeBool);
246 
258  vtkIdType GetTetras(int classification, vtkUnstructuredGrid* ugrid);
259 
270  vtkIdType AddTetras(int classification, vtkUnstructuredGrid* ugrid);
271 
279  vtkIdType AddTetras(int classification, vtkCellArray* connectivity);
280 
292  vtkIdType AddTetras(int classification, vtkIncrementalPointLocator* locator,
293  vtkCellArray* outConnectivity, vtkPointData* inPD, vtkPointData* outPD, vtkCellData* inCD,
294  vtkIdType cellId, vtkCellData* outCD);
295 
301  vtkIdType AddTetras(int classification, vtkIdList* ptIds, vtkPoints* pts);
302 
308 
315 
321 
334  int classification, vtkTetra* tet, vtkDataArray* cellScalars, vtkDoubleArray* tetScalars);
335 
336 protected:
339 
340 private:
341  void Initialize();
342 
343  vtkOTMesh* Mesh;
344  int NumberOfPoints; // number of points inserted
345  int MaximumNumberOfPoints; // maximum possible number of points to be inserted
346  double Bounds[6];
347  vtkTypeBool PreSorted;
348  vtkTypeBool UseTwoSortIds;
349  vtkHeap* Heap;
350 
351  vtkTypeBool UseTemplates;
352  int CellType;
353  int NumberOfCellPoints;
354  int NumberOfCellEdges;
355  vtkHeap* TemplateHeap;
356  vtkOTTemplates* Templates;
357  int TemplateTriangulation();
358  void AddTemplate();
359  TemplateIDType ComputeTemplateIndex();
360 
361 private:
363  void operator=(const vtkOrderedTriangulator&) = delete;
364 };
365 
366 #endif
object to represent cell connectivity
Definition: vtkCellArray.h:180
represent and manipulate cell attribute data
Definition: vtkCellData.h:33
abstract superclass for arrays of numeric data
Definition: vtkDataArray.h:50
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:31
Abstract class in support of both point location and point insertion.
a simple class to control print indentation
Definition: vtkIndent.h:34
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.
vtkIdType InsertPoint(vtkIdType id, vtkIdType sortid, double x[3], double p[3], int type)
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)
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.
static vtkOrderedTriangulator * New()
Construct object.
void UpdatePointType(vtkIdType internalId, int type)
Update the point type.
double * GetPointPosition(vtkIdType internalId)
Return the parametric coordinates of point ‘internalId’.
void TemplateTriangulate(int cellType, int numPts, int numEdges)
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.
double * GetPointLocation(vtkIdType internalId)
Return the global coordinates of point ‘internalId’.
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)
represent and manipulate point attribute data
Definition: vtkPointData.h:32
represent and manipulate 3D points
Definition: vtkPoints.h:34
a 3D cell that represents a tetrahedron
Definition: vtkTetra.h:42
dataset represents arbitrary combinations of all possible cell types
@ type
Definition: vtkX3D.h:522
int vtkTypeBool
Definition: vtkABI.h:69
int vtkIdType
Definition: vtkType.h:338