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
|
/*=========================================================================
Program: Visualization Toolkit
Module: TestTemporalSupport.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.
=========================================================================*/
// This test verifies that information keys are copied up & down the
// pipeline properly and NeedToExecute/StoreMetaData functions as expected.
#include "vtkInformation.h"
#include "vtkInformationDataObjectMetaDataKey.h"
#include "vtkInformationIntegerRequestKey.h"
#include "vtkInformationIntegerKey.h"
#include "vtkInformationVector.h"
#include "vtkNew.h"
#include "vtkObjectFactory.h"
#include "vtkPolyData.h"
#include "vtkPolyDataAlgorithm.h"
#include "vtkPolyDataNormals.h"
#define TEST_SUCCESS 0
#define TEST_FAILURE 1
class MySource : public vtkPolyDataAlgorithm
{
public:
static MySource *New();
vtkTypeMacro(vtkPolyDataAlgorithm,vtkAlgorithm);
static vtkInformationDataObjectMetaDataKey* META_DATA();
static vtkInformationIntegerRequestKey* REQUEST();
static vtkInformationIntegerKey* DATA();
bool Failed;
unsigned int NumberOfExecutions;
int Result;
protected:
MySource()
{
this->SetNumberOfInputPorts(0);
this->SetNumberOfOutputPorts(1);
this->Failed = false;
this->NumberOfExecutions = 0;
this->Result = -1;
}
virtual int RequestInformation(vtkInformation*,
vtkInformationVector**,
vtkInformationVector* outputVector)
{
vtkInformation* outInfo = outputVector->GetInformationObject(0);
vtkPolyData* pd = vtkPolyData::New();
outInfo->Set(META_DATA(), pd);
pd->Delete();
return 1;
}
virtual int RequestData(vtkInformation*,
vtkInformationVector**,
vtkInformationVector* outputVector)
{
// Here we verify that a request set at the end of the pipeline
// made it to here properly.
vtkInformation* outInfo = outputVector->GetInformationObject(0);
if (!outInfo->Has(REQUEST()) ||
outInfo->Get(REQUEST()) != this->Result)
{
this->Failed = true;
}
this->NumberOfExecutions++;
return 1;
}
};
vtkStandardNewMacro(MySource);
vtkInformationKeyMacro(MySource, META_DATA, DataObjectMetaData);
vtkInformationKeyMacro(MySource, DATA, Integer);
class vtkInformationMyRequestKey : public vtkInformationIntegerRequestKey
{
public:
vtkInformationMyRequestKey(const char* name, const char* location) :
vtkInformationIntegerRequestKey(name, location)
{
this->DataKey = MySource::DATA();
}
};
vtkInformationKeySubclassMacro(MySource, REQUEST, MyRequest, IntegerRequest);
int TestMetaData(int, char*[])
{
vtkNew<MySource> mySource;
vtkNew<vtkPolyDataNormals> filter;
filter->SetInputConnection(mySource->GetOutputPort());
filter->UpdateInformation();
// Do we have the meta-data created by the reader at the end
// of the pipeline?
if (!filter->GetOutputInformation(0)->Has(MySource::META_DATA()))
{
return TEST_FAILURE;
}
filter->GetOutputInformation(0)->Set(MySource::REQUEST(), 2);
mySource->Result = 2;
filter->Update();
// Nothing changed. This should not cause re-execution
filter->Update();
filter->GetOutputInformation(0)->Set(MySource::REQUEST(), 3);
mySource->Result = 3;
// Request changed. This should cause re-execution
filter->Update();
if (mySource->NumberOfExecutions != 2)
{
return TEST_FAILURE;
}
if (mySource->Failed)
{
return TEST_FAILURE;
}
return TEST_SUCCESS;
}
|
