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
|
package require vtk
package require vtkinteraction
package require vtktesting
# Generate implicit model of a sphere
#
vtkRenderer ren1
vtkRenderWindow renWin
renWin AddRenderer ren1
vtkRenderWindowInteractor iren
iren SetRenderWindow renWin
# pipeline stuff
#
vtkSphereSource sphere
sphere SetPhiResolution 150
sphere SetThetaResolution 150
vtkPoints pts
pts InsertNextPoint 0 0 0
pts InsertNextPoint 1 0 0
pts InsertNextPoint 0 1 0
pts InsertNextPoint 0 0 1
vtkCellArray tris
tris InsertNextCell 3
tris InsertCellPoint 0
tris InsertCellPoint 1
tris InsertCellPoint 2
tris InsertNextCell 3
tris InsertCellPoint 0
tris InsertCellPoint 2
tris InsertCellPoint 3
tris InsertNextCell 3
tris InsertCellPoint 0
tris InsertCellPoint 3
tris InsertCellPoint 1
tris InsertNextCell 3
tris InsertCellPoint 1
tris InsertCellPoint 2
tris InsertCellPoint 3
vtkPolyData polys
polys SetPoints pts
polys SetPolys tris
vtkQuadricClustering mesh
mesh SetInputConnection [sphere GetOutputPort]
mesh SetNumberOfXDivisions 10
mesh SetNumberOfYDivisions 10
mesh SetNumberOfZDivisions 10
vtkPolyDataMapper mapper
mapper SetInputConnection [mesh GetOutputPort]
vtkActor actor
actor SetMapper mapper
eval [actor GetProperty] SetDiffuseColor $tomato
[actor GetProperty] SetDiffuse .8
[actor GetProperty] SetSpecular .4
[actor GetProperty] SetSpecularPower 30
# Add the actors to the renderer, set the background and size
#
ren1 AddActor actor
ren1 SetBackground 1 1 1
renWin SetSize 300 300
iren Initialize
# render the image
#
iren AddObserver UserEvent {wm deiconify .vtkInteract}
# prevent the tk window from showing up then start the event loop
wm withdraw .
|
