forked from Kitware/VTK
-
Notifications
You must be signed in to change notification settings - Fork 0
/
vtkAppendSelection.cxx
212 lines (185 loc) · 6.4 KB
/
vtkAppendSelection.cxx
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
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
/*=========================================================================
Program: Visualization Toolkit
Module: vtkAppendSelection.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.
=========================================================================*/
/*----------------------------------------------------------------------------
Copyright (c) Sandia Corporation
See Copyright.txt or http://www.paraview.org/HTML/Copyright.html for details.
----------------------------------------------------------------------------*/
#include "vtkAppendSelection.h"
#include "vtkAlgorithmOutput.h"
#include "vtkInformation.h"
#include "vtkInformationVector.h"
#include "vtkObjectFactory.h"
#include "vtkSelection.h"
#include "vtkSelectionNode.h"
#include "vtkSmartPointer.h"
#include "vtkStreamingDemandDrivenPipeline.h"
vtkStandardNewMacro(vtkAppendSelection);
//----------------------------------------------------------------------------
vtkAppendSelection::vtkAppendSelection()
{
this->UserManagedInputs = 0;
this->AppendByUnion = 1;
}
//----------------------------------------------------------------------------
vtkAppendSelection::~vtkAppendSelection()
{
}
//----------------------------------------------------------------------------
// Add a dataset to the list of data to append.
void vtkAppendSelection::AddInputData(vtkSelection *ds)
{
if (this->UserManagedInputs)
{
vtkErrorMacro(<<
"AddInput is not supported if UserManagedInputs is true");
return;
}
this->AddInputDataInternal(0, ds);
}
//----------------------------------------------------------------------------
// Remove a dataset from the list of data to append.
void vtkAppendSelection::RemoveInputData(vtkSelection *ds)
{
if (this->UserManagedInputs)
{
vtkErrorMacro(<<
"RemoveInput is not supported if UserManagedInputs is true");
return;
}
if (!ds)
{
return;
}
int numCons = this->GetNumberOfInputConnections(0);
for(int i=0; i<numCons; i++)
{
if (this->GetInput(i) == ds)
{
this->RemoveInputConnection(0,
this->GetInputConnection(0, i));
}
}
}
//----------------------------------------------------------------------------
// make ProcessObject function visible
// should only be used when UserManagedInputs is true.
void vtkAppendSelection::SetNumberOfInputs(int num)
{
if (!this->UserManagedInputs)
{
vtkErrorMacro(<<
"SetNumberOfInputs is not supported if UserManagedInputs is false");
return;
}
// Ask the superclass to set the number of connections.
this->SetNumberOfInputConnections(0, num);
}
//----------------------------------------------------------------------------
// Set Nth input, should only be used when UserManagedInputs is true.
void vtkAppendSelection::SetInputConnectionByNumber(int num,
vtkAlgorithmOutput *input)
{
if (!this->UserManagedInputs)
{
vtkErrorMacro(<<
"SetInputByNumber is not supported if UserManagedInputs is false");
return;
}
// Ask the superclass to connect the input.
this->SetNthInputConnection(0, num, input);
}
//----------------------------------------------------------------------------
int vtkAppendSelection::RequestData(vtkInformation *vtkNotUsed(request),
vtkInformationVector **inputVector,
vtkInformationVector *outputVector)
{
// Get the info object
vtkInformation *outInfo = outputVector->GetInformationObject(0);
// Get the output
vtkSelection *output = vtkSelection::SafeDownCast(
outInfo->Get(vtkDataObject::DATA_OBJECT()));
output->Initialize();
// If there are no inputs, we are done.
int numInputs = this->GetNumberOfInputConnections(0);
if (numInputs == 0)
{
return 1;
}
if (!this->AppendByUnion)
{
for (int idx=0; idx < numInputs; ++idx)
{
vtkInformation *inInfo = inputVector[0]->GetInformationObject(idx);
vtkSelection *sel = vtkSelection::GetData(inInfo);
if (sel != NULL)
{
for (unsigned int j = 0; j < sel->GetNumberOfNodes(); ++j)
{
vtkSelectionNode* inputNode = sel->GetNode(j);
vtkSmartPointer<vtkSelectionNode> outputNode =
vtkSmartPointer<vtkSelectionNode>::New();
outputNode->ShallowCopy(inputNode);
output->AddNode(outputNode);
}
}
} // for each input
return 1;
}
// The first non-null selection determines the required content type of all selections.
int idx = 0;
vtkSelection *first = NULL;
while (first == NULL && idx < numInputs)
{
vtkInformation *inInfo = inputVector[0]->GetInformationObject(idx);
first = vtkSelection::SafeDownCast(inInfo->Get(vtkDataObject::DATA_OBJECT()));
idx++;
}
// If they are all null, return.
if (first == NULL)
{
return 1;
}
output->ShallowCopy(first);
// Take the union of all non-null selections
for (; idx < numInputs; ++idx)
{
vtkInformation *inInfo = inputVector[0]->GetInformationObject(idx);
vtkSelection *s = vtkSelection::SafeDownCast(inInfo->Get(vtkDataObject::DATA_OBJECT()));
if (s != NULL)
{
output->Union(s);
} // for a non NULL input
} // for each input
return 1;
}
//----------------------------------------------------------------------------
vtkSelection *vtkAppendSelection::GetInput(int idx)
{
return vtkSelection::SafeDownCast(
this->GetExecutive()->GetInputData(0, idx));
}
//----------------------------------------------------------------------------
int vtkAppendSelection::FillInputPortInformation(int port, vtkInformation *info)
{
if (!this->Superclass::FillInputPortInformation(port, info))
{
return 0;
}
info->Set(vtkAlgorithm::INPUT_IS_REPEATABLE(), 1);
return 1;
}
//----------------------------------------------------------------------------
void vtkAppendSelection::PrintSelf(ostream& os, vtkIndent indent)
{
this->Superclass::PrintSelf(os,indent);
os << "UserManagedInputs: " << (this->UserManagedInputs?"On":"Off") << endl;
os << "AppendByUnion: " << (this->AppendByUnion? "On": "Off") << endl;
}