65#ifndef vtkCellIterator_h
66#define vtkCellIterator_h
69#include "vtkCommonDataModelModule.h"
201 UninitializedFlag = 0x0,
210 this->CacheFlags = UninitializedFlag;
214 void SetCache(
unsigned char flags) { this->CacheFlags |= flags; }
216 bool CheckCache(
unsigned char flags) {
return (this->CacheFlags & flags) == flags; }
221 unsigned char CacheFlags;
241 if (!this->CheckCache(CellTypeFlag))
244 this->SetCache(CellTypeFlag);
252 if (!this->CheckCache(PointIdsFlag))
255 this->SetCache(PointIdsFlag);
263 if (!this->CheckCache(PointsFlag))
266 this->SetCache(PointsFlag);
274 if (!this->CheckCache(FacesFlag))
277 this->SetCache(FacesFlag);
285 if (!this->CheckCache(PointIdsFlag))
288 this->SetCache(PointIdsFlag);
372 if (!this->CheckCache(FacesFlag))
375 this->SetCache(FacesFlag);
380 vtkGenericWarningMacro(
"Unknown cell type: " << this->CellType);
Efficient cell iterator for vtkDataSet topologies.
int GetCellDimension()
Get the current cell dimension (0, 1, 2, or 3).
virtual void FetchPoints()=0
Lookup the cell points in the data set and store them in this->Points.
void GetCell(vtkGenericCell *cell)
Write the current full cell information into the argument.
virtual void FetchPointIds()=0
Lookup the cell point ids in the data set and store them in this->PointIds.
vtkIdType GetNumberOfFaces()
Return the number of faces in the current cell.
vtkIdList * GetFaces()
Get the faces for a polyhedral cell.
void InitTraversal()
Reset to the first cell.
vtkAbstractTypeMacro(vtkCellIterator, vtkObject)
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
vtkPoints * GetPoints()
Get the points in the current cell.
virtual void FetchCellType()=0
Lookup the cell type in the data set and store it in this->CellType.
vtkIdType GetNumberOfPoints()
Return the number of points in the current cell.
virtual void IncrementToNextCell()=0
Update internal state to point to the next cell.
virtual vtkIdType GetCellId()=0
Get the id of the current cell.
virtual void ResetToFirstCell()=0
Update internal state to point to the first cell.
vtkIdList * GetPointIds()
Get the ids of the points in the current cell.
int GetCellType()
Get the current cell type (e.g.
virtual void FetchFaces()
Lookup the cell faces in the data set and store them in this->Faces.
void GoToNextCell()
Increment to next cell.
virtual bool IsDoneWithTraversal()=0
Returns false while the iterator is valid.
~vtkCellIterator() override
provides thread-safe access to cells
list of point or cell ids
vtkIdType GetNumberOfIds() const noexcept
Return the number of id's in the list.
vtkIdType GetId(const vtkIdType i)
Return the id at location i.
a simple class to control print indentation
Allocate and hold a VTK object.
abstract base class for most VTK objects
represent and manipulate 3D points
@ VTK_QUADRATIC_HEXAHEDRON
@ VTK_HIGHER_ORDER_TETRAHEDRON
@ VTK_BIQUADRATIC_QUADRATIC_HEXAHEDRON
@ VTK_LAGRANGE_QUADRILATERAL
@ VTK_TRIQUADRATIC_PYRAMID
@ VTK_TRIQUADRATIC_HEXAHEDRON
@ VTK_PARAMETRIC_TRI_SURFACE
@ VTK_LAGRANGE_HEXAHEDRON
@ VTK_HIGHER_ORDER_TRIANGLE
@ VTK_PARAMETRIC_QUAD_SURFACE
@ VTK_LAGRANGE_TETRAHEDRON
@ VTK_HIGHER_ORDER_PYRAMID
@ VTK_PARAMETRIC_HEX_REGION
@ VTK_BEZIER_QUADRILATERAL
@ VTK_QUADRATIC_LINEAR_WEDGE
@ VTK_HIGHER_ORDER_HEXAHEDRON
@ VTK_PARAMETRIC_TETRA_REGION
@ VTK_QUADRATIC_LINEAR_QUAD
@ VTK_BIQUADRATIC_QUADRATIC_WEDGE
@ VTK_HIGHER_ORDER_POLYGON
@ VTK_BIQUADRATIC_TRIANGLE