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
|
package require vtk
package require vtkinteraction
set file0 idFile0.vti
set file1 idFile1.vti
set file2 idFile2.vti
# read in some poly data
vtkPolyDataReader pdReader
pdReader SetFileName "$VTK_DATA_ROOT/Data/fran_cut.vtk"
pdReader Update
vtkExtractPolyDataPiece extract
extract SetInputConnection [pdReader GetOutputPort]
# write various versions
vtkXMLPolyDataWriter pdWriter
pdWriter SetFileName $file0
pdWriter SetDataModeToAscii
pdWriter SetInputConnection [pdReader GetOutputPort]
pdWriter Write
pdWriter SetFileName $file1
pdWriter SetInputConnection [extract GetOutputPort]
pdWriter SetDataModeToAppended
pdWriter SetNumberOfPieces 2
pdWriter Write
pdWriter SetFileName $file2
pdWriter SetDataModeToBinary
pdWriter SetGhostLevel 3
pdWriter Write
# read the ASCII version
vtkXMLPolyDataReader reader
reader SetFileName $file0
reader Update
vtkPolyData pd0
pd0 DeepCopy [reader GetOutput]
vtkPolyDataMapper mapper0
mapper0 SetInput pd0
vtkActor actor0
actor0 SetMapper mapper0
actor0 SetPosition 0 .15 0
# read appended piece 0
reader SetFileName $file1
vtkPolyDataMapper mapper1
mapper1 SetInputConnection [reader GetOutputPort]
mapper1 SetPiece 0
mapper1 SetNumberOfPieces 2
vtkActor actor1
actor1 SetMapper mapper1
# read binary piece 0 (with ghost level)
vtkXMLPolyDataReader reader2
reader2 SetFileName $file2
vtkPolyDataMapper mapper2
mapper2 SetInputConnection [reader2 GetOutputPort]
mapper2 SetPiece 0
mapper2 SetNumberOfPieces 2
vtkActor actor2
actor2 SetMapper mapper2
actor2 SetPosition 0 0 0.1
# Create the RenderWindow, Renderer and both Actors
#
vtkRenderer ren1
vtkRenderWindow renWin
renWin AddRenderer ren1
vtkRenderWindowInteractor iren
iren SetRenderWindow renWin
# Add the actors to the renderer, set the background and size
#
ren1 AddActor actor0
ren1 AddActor actor1
ren1 AddActor actor2
[ren1 GetActiveCamera] SetPosition 0.514096 -0.14323 -0.441177
[ren1 GetActiveCamera] SetFocalPoint 0.0528 -0.0780001 -0.0379661
renWin SetSize 300 300
iren Initialize
renWin Render
iren AddObserver UserEvent {wm deiconify .vtkInteract}
# prevent the tk window from showing up then start the event loop
wm withdraw .
file delete -force $file0
file delete -force $file1
file delete -force $file2
|
