VTK  9.3.0
vtkUnstructuredGridCellIterator.h
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1// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
2// SPDX-License-Identifier: BSD-3-Clause
12#ifndef vtkUnstructuredGridCellIterator_h
13#define vtkUnstructuredGridCellIterator_h
14
15#include "vtkCellArrayIterator.h" // Accessing cell array
16#include "vtkCellIterator.h"
17#include "vtkCommonDataModelModule.h" // For export macro
18#include "vtkSmartPointer.h" // For vtkSmartPointer
19
20VTK_ABI_NAMESPACE_BEGIN
21class vtkCellArray;
22class vtkIdTypeArray;
25class vtkPoints;
26
27class VTKCOMMONDATAMODEL_EXPORT vtkUnstructuredGridCellIterator : public vtkCellIterator
28{
29public:
31
36 void PrintSelf(ostream& os, vtkIndent indent) override;
38
40
43 bool IsDoneWithTraversal() override;
44 vtkIdType GetCellId() override;
46
53 void GoToCell(vtkIdType cellId) { this->Cells->GoToCell(cellId); }
54
55protected:
58
59 void ResetToFirstCell() override;
60 void IncrementToNextCell() override;
61 void FetchCellType() override;
62 void FetchPointIds() override;
63 void FetchPoints() override;
64 void FetchFaces() override;
65
66 friend class vtkUnstructuredGrid;
68
74
75private:
77 void operator=(const vtkUnstructuredGridCellIterator&) = delete;
78};
79
80VTK_ABI_NAMESPACE_END
81#endif // vtkUnstructuredGridCellIterator_h
object to represent cell connectivity
Efficient cell iterator for vtkDataSet topologies.
dynamic, self-adjusting array of vtkIdType
a simple class to control print indentation
Definition vtkIndent.h:29
represent and manipulate 3D points
Definition vtkPoints.h:29
Hold a reference to a vtkObjectBase instance.
dynamic, self-adjusting array of unsigned char
Implementation of vtkCellIterator specialized for vtkUnstructuredGrid.
void GoToCell(vtkIdType cellId)
A method used to provide random access into cells.
void PrintSelf(ostream &os, vtkIndent indent) override
Standard methods for instantiation, type information, and printing.
void SetUnstructuredGrid(vtkUnstructuredGrid *ug)
void IncrementToNextCell() override
Update internal state to point to the next cell.
void ResetToFirstCell() override
Update internal state to point to the first cell.
vtkSmartPointer< vtkIdTypeArray > FaceLocs
bool IsDoneWithTraversal() override
Override superclass methods.
vtkIdType GetCellId() override
Override superclass methods.
void FetchFaces() override
Lookup the cell faces in the data set and store them in this->Faces.
void FetchPoints() override
Lookup the cell points in the data set and store them in this->Points.
vtkSmartPointer< vtkCellArrayIterator > Cells
vtkSmartPointer< vtkUnsignedCharArray > Types
static vtkUnstructuredGridCellIterator * New()
Standard methods for instantiation, type information, and printing.
void FetchPointIds() override
Lookup the cell point ids in the data set and store them in this->PointIds.
vtkSmartPointer< vtkIdTypeArray > FaceConn
void FetchCellType() override
Lookup the cell type in the data set and store it in this->CellType.
dataset represents arbitrary combinations of all possible cell types
int vtkIdType
Definition vtkType.h:315