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
|
package require vtk
package require vtkinteraction
vtkRenderer ren1
vtkRenderWindow renWin
renWin AddRenderer ren1
vtkVRMLImporter importer
importer SetRenderWindow renWin
importer SetFileName "$VTK_DATA_ROOT/Data/bot2.wrl"
importer Read
vtkRenderWindowInteractor iren
iren SetRenderWindow renWin
[importer GetRenderer] SetBackground 0.1 0.2 0.4
[importer GetRenderWindow] SetSize 300 300
#
# the importer created the renderer
set renCollection [renWin GetRenderers]
$renCollection InitTraversal
set ren [$renCollection GetNextItem]
#
# change view up to +z
#
[$ren GetActiveCamera] SetPosition -3.25303 3.46205 3.15906
[$ren GetActiveCamera] SetFocalPoint 0 0 0
[$ren GetActiveCamera] SetViewUp 0.564063 0.825024 -0.0341876
#
# let the renderer compute good position and focal point
#
$ren ResetCamera
[$ren GetActiveCamera] Dolly 1.75
ren1 ResetCameraClippingRange
# render the image
#
iren AddObserver UserEvent {wm deiconify .vtkInteract}
iren Initialize
wm withdraw .
|
