1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
|
/*=========================================================================
Program: Visualization Toolkit
Module: vtkBridgeCellIteratorOnCellList.cxx
Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
All rights reserved.
See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notice for more information.
=========================================================================*/
// .NAME vtkBridgeCellIteratorOnCellList - Iterate over cells of a dataset.
// .SECTION See Also
// vtkBridgeCellIterator, vtkBridgeDataSet, vtkBridgeCellIteratorStrategy
#include "vtkBridgeCellIteratorOnCellList.h"
#include <cassert>
#include "vtkObjectFactory.h"
#include "vtkBridgeCell.h"
#include "vtkBridgeDataSet.h"
#include "vtkDataSet.h"
#include "vtkCell.h"
#include "vtkVertex.h"
#include "vtkPoints.h"
vtkStandardNewMacro(vtkBridgeCellIteratorOnCellList);
//-----------------------------------------------------------------------------
void vtkBridgeCellIteratorOnCellList::PrintSelf(ostream& os,
vtkIndent indent)
{
this->Superclass::PrintSelf(os,indent);
}
//-----------------------------------------------------------------------------
vtkBridgeCellIteratorOnCellList::vtkBridgeCellIteratorOnCellList()
{
this->DataSet=0;
this->Cells=0;
this->Cell=vtkBridgeCell::New();
this->Id=0;
// this->DebugOn();
}
//-----------------------------------------------------------------------------
vtkBridgeCellIteratorOnCellList::~vtkBridgeCellIteratorOnCellList()
{
if(this->DataSet!=0)
{
this->DataSet->Delete();
this->DataSet=0;
}
if(this->Cells!=0)
{
this->Cells->Delete();
this->Cells=0;
}
this->Cell->Delete();
this->Cell=0;
}
//-----------------------------------------------------------------------------
// Description:
// Move iterator to first position if any (loop initialization).
void vtkBridgeCellIteratorOnCellList::Begin()
{
this->Id=0; // first id of the current dimension
}
//-----------------------------------------------------------------------------
// Description:
// Is there no cell at iterator position? (exit condition).
int vtkBridgeCellIteratorOnCellList::IsAtEnd()
{
return this->Id>=this->Cells->GetNumberOfIds();
}
//-----------------------------------------------------------------------------
// Description:
// Cell at current position
// \pre not_at_end: !IsAtEnd()
// \pre c_exists: c!=0
// THREAD SAFE
void vtkBridgeCellIteratorOnCellList::GetCell(vtkGenericAdaptorCell *c)
{
assert("pre: not_at_end" && !IsAtEnd());
assert("pre: c_exists" && c!=0);
vtkBridgeCell *c2=static_cast<vtkBridgeCell *>(c);
c2->Init(this->DataSet,this->Cells->GetId(this->Id));
}
//-----------------------------------------------------------------------------
// Description:
// Cell at current position.
// NOT THREAD SAFE
// \pre not_at_end: !IsAtEnd()
// \post result_exits: result!=0
vtkGenericAdaptorCell *vtkBridgeCellIteratorOnCellList::GetCell()
{
assert("pre: not_at_end" && !IsAtEnd());
this->Cell->Init(this->DataSet,this->Cells->GetId(this->Id));
vtkGenericAdaptorCell *result=this->Cell;
assert("post: result_exits" && result!=0);
return result;
}
//-----------------------------------------------------------------------------
// Description:
// Move iterator to next position. (loop progression).
// \pre not_at_end: !IsAtEnd()
void vtkBridgeCellIteratorOnCellList::Next()
{
assert("pre: not_off" && !IsAtEnd());
this->Id++; // next id of the current dimension
}
//-----------------------------------------------------------------------------
// Description:
// Used internally by vtkBridgeCell.
// Iterate on neighbors defined by `cells' over the dataset `ds'.
// \pre cells_exist: cells!=0
// \pre ds_exists: ds!=0
void vtkBridgeCellIteratorOnCellList::InitWithCells(vtkIdList *cells,
vtkBridgeDataSet *ds)
{
assert("pre: cells_exist" && cells!=0);
assert("pre: ds_exists" && ds!=0);
vtkSetObjectBodyMacro(DataSet,vtkBridgeDataSet,ds);
vtkSetObjectBodyMacro(Cells,vtkIdList,cells);
}
|
