VTK  9.2.5
vtkEmptyCell.h
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1 /*=========================================================================
2 
3  Program: Visualization Toolkit
4  Module: vtkEmptyCell.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 =========================================================================*/
26 #ifndef vtkEmptyCell_h
27 #define vtkEmptyCell_h
28 
29 #include "vtkCell.h"
30 #include "vtkCommonDataModelModule.h" // For export macro
31 
32 class VTKCOMMONDATAMODEL_EXPORT vtkEmptyCell : public vtkCell
33 {
34 public:
35  static vtkEmptyCell* New();
36  vtkTypeMacro(vtkEmptyCell, vtkCell);
37  void PrintSelf(ostream& os, vtkIndent indent) override;
38 
40 
43  int GetCellType() override { return VTK_EMPTY_CELL; }
44  int GetCellDimension() override { return 0; }
45  int GetNumberOfEdges() override { return 0; }
46  int GetNumberOfFaces() override { return 0; }
47  vtkCell* GetEdge(int) override { return nullptr; }
48  vtkCell* GetFace(int) override { return nullptr; }
49  int CellBoundary(int subId, const double pcoords[3], vtkIdList* pts) override;
50  void Contour(double value, vtkDataArray* cellScalars, vtkIncrementalPointLocator* locator,
51  vtkCellArray* verts1, vtkCellArray* lines, vtkCellArray* verts2, vtkPointData* inPd,
52  vtkPointData* outPd, vtkCellData* inCd, vtkIdType cellId, vtkCellData* outCd) override;
53  void Clip(double value, vtkDataArray* cellScalars, vtkIncrementalPointLocator* locator,
54  vtkCellArray* pts, vtkPointData* inPd, vtkPointData* outPd, vtkCellData* inCd, vtkIdType cellId,
55  vtkCellData* outCd, int insideOut) override;
57 
58  int EvaluatePosition(const double x[3], double closestPoint[3], int& subId, double pcoords[3],
59  double& dist2, double weights[]) override;
60  void EvaluateLocation(int& subId, const double pcoords[3], double x[3], double* weights) override;
61  int IntersectWithLine(const double p1[3], const double p2[3], double tol, double& t, double x[3],
62  double pcoords[3], int& subId) override;
63  int Triangulate(int index, vtkIdList* ptIds, vtkPoints* pts) override;
65  int subId, const double pcoords[3], const double* values, int dim, double* derivs) override;
66 
67 protected:
68  vtkEmptyCell() = default;
69  ~vtkEmptyCell() override = default;
70 
71 private:
72  vtkEmptyCell(const vtkEmptyCell&) = delete;
73  void operator=(const vtkEmptyCell&) = delete;
74 };
75 
76 #endif
object to represent cell connectivity
Definition: vtkCellArray.h:296
represent and manipulate cell attribute data
Definition: vtkCellData.h:151
abstract class to specify cell behavior
Definition: vtkCell.h:150
abstract superclass for arrays of numeric data
Definition: vtkDataArray.h:165
an empty cell used as a place-holder during processing
Definition: vtkEmptyCell.h:33
void Derivatives(int subId, const double pcoords[3], const double *values, int dim, double *derivs) override
Compute derivatives given cell subId and parametric coordinates.
vtkCell * GetEdge(int) override
See the vtkCell API for descriptions of these methods.
Definition: vtkEmptyCell.h:47
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
int CellBoundary(int subId, const double pcoords[3], vtkIdList *pts) override
See the vtkCell API for descriptions of these methods.
void Contour(double value, vtkDataArray *cellScalars, vtkIncrementalPointLocator *locator, vtkCellArray *verts1, vtkCellArray *lines, vtkCellArray *verts2, vtkPointData *inPd, vtkPointData *outPd, vtkCellData *inCd, vtkIdType cellId, vtkCellData *outCd) override
See the vtkCell API for descriptions of these methods.
vtkEmptyCell()=default
int GetNumberOfEdges() override
See the vtkCell API for descriptions of these methods.
Definition: vtkEmptyCell.h:45
int GetCellDimension() override
See the vtkCell API for descriptions of these methods.
Definition: vtkEmptyCell.h:44
int GetCellType() override
See the vtkCell API for descriptions of these methods.
Definition: vtkEmptyCell.h:43
vtkCell * GetFace(int) override
See the vtkCell API for descriptions of these methods.
Definition: vtkEmptyCell.h:48
int Triangulate(int index, vtkIdList *ptIds, vtkPoints *pts) override
Generate simplices of proper dimension.
int EvaluatePosition(const double x[3], double closestPoint[3], int &subId, double pcoords[3], double &dist2, double weights[]) override
Given a point x[3] return inside(=1), outside(=0) cell, or (-1) computational problem encountered; ev...
void EvaluateLocation(int &subId, const double pcoords[3], double x[3], double *weights) override
Determine global coordinate (x[3]) from subId and parametric coordinates.
int IntersectWithLine(const double p1[3], const double p2[3], double tol, double &t, double x[3], double pcoords[3], int &subId) override
Intersect with a ray.
void Clip(double value, vtkDataArray *cellScalars, vtkIncrementalPointLocator *locator, vtkCellArray *pts, vtkPointData *inPd, vtkPointData *outPd, vtkCellData *inCd, vtkIdType cellId, vtkCellData *outCd, int insideOut) override
See the vtkCell API for descriptions of these methods.
~vtkEmptyCell() override=default
static vtkEmptyCell * New()
int GetNumberOfFaces() override
See the vtkCell API for descriptions of these methods.
Definition: vtkEmptyCell.h:46
list of point or cell ids
Definition: vtkIdList.h:143
Abstract class in support of both point location and point insertion.
a simple class to control print indentation
Definition: vtkIndent.h:119
represent and manipulate point attribute data
Definition: vtkPointData.h:151
represent and manipulate 3D points
Definition: vtkPoints.h:149
@ value
Definition: vtkX3D.h:226
@ index
Definition: vtkX3D.h:252
@ VTK_EMPTY_CELL
Definition: vtkCellType.h:85
int vtkIdType
Definition: vtkType.h:332