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
|
package require vtk
package require vtkinteraction
vtkRenderer ren1
vtkRenderWindow renWin
renWin AddRenderer ren1
vtkRenderWindowInteractor iren
iren SetRenderWindow renWin
# read data
#
vtkGenericEnSightReader reader
# Make sure all algorithms use the composite data pipeline
vtkCompositeDataPipeline cdp
reader SetDefaultExecutivePrototype cdp
reader SetCaseFileName "$VTK_DATA_ROOT/Data/EnSight/office_ascii.case"
reader Update
vtkStructuredGridOutlineFilter outline
# outline SetInputConnection [reader GetOutputPort]
outline SetInputData [[reader GetOutput] GetBlock 0]
vtkPolyDataMapper mapOutline
mapOutline SetInputConnection [outline GetOutputPort]
vtkActor outlineActor
outlineActor SetMapper mapOutline
[outlineActor GetProperty] SetColor 0 0 0
# Create source for streamtubes
vtkStreamTracer streamer
# streamer SetInputConnection [reader GetOutputPort]
streamer SetInputData [[reader GetOutput] GetBlock 0]
streamer SetStartPosition 0.1 2.1 0.5
streamer SetMaximumPropagation 500
streamer SetInitialIntegrationStep 0.1
streamer SetIntegrationDirectionToForward
vtkConeSource cone
cone SetResolution 8
vtkGlyph3D cones
cones SetInputConnection [streamer GetOutputPort]
cones SetSourceConnection [cone GetOutputPort]
cones SetScaleFactor 3
cones SetInputArrayToProcess 1 0 0 0 "vectors"
cones SetScaleModeToScaleByVector
vtkPolyDataMapper mapCones
mapCones SetInputConnection [cones GetOutputPort]
# eval mapCones SetScalarRange [[reader GetOutput] GetScalarRange]
eval mapCones SetScalarRange [[[reader GetOutput] GetBlock 0] GetScalarRange]
vtkActor conesActor
conesActor SetMapper mapCones
ren1 AddActor outlineActor
ren1 AddActor conesActor
ren1 SetBackground 0.4 0.4 0.5
renWin SetSize 300 300
iren AddObserver UserEvent {wm deiconify .vtkInteract}
iren Initialize
# interact with data
wm withdraw .
reader SetDefaultExecutivePrototype {}
|
