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94 lines
3.5 KiB
94 lines
3.5 KiB
2 years ago
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package require vtk
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package require vtkinteraction
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package require vtktesting
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# Define loop to clip with
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#
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vtkPoints selectionPoints
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selectionPoints InsertPoint 0 -0.16553 0.135971 0.451972
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selectionPoints InsertPoint 1 -0.0880123 -0.134952 0.4747
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selectionPoints InsertPoint 2 0.00292618 -0.134604 0.482459
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selectionPoints InsertPoint 3 0.0641941 0.067112 0.490947
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selectionPoints InsertPoint 4 0.15577 0.0734765 0.469245
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selectionPoints InsertPoint 5 0.166667 -0.129217 0.454622
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selectionPoints InsertPoint 6 0.241259 -0.123363 0.420581
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selectionPoints InsertPoint 7 0.240334 0.0727106 0.432555
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selectionPoints InsertPoint 8 0.308529 0.0844311 0.384357
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selectionPoints InsertPoint 9 0.32672 -0.121674 0.359187
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selectionPoints InsertPoint 10 0.380721 -0.117342 0.302527
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selectionPoints InsertPoint 11 0.387804 0.0455074 0.312375
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selectionPoints InsertPoint 12 0.43943 -0.111673 0.211707
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selectionPoints InsertPoint 13 0.470984 -0.0801913 0.147919
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selectionPoints InsertPoint 14 0.436777 0.0688872 0.233021
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selectionPoints InsertPoint 15 0.44874 0.188852 0.109882
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selectionPoints InsertPoint 16 0.391352 0.254285 0.176943
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selectionPoints InsertPoint 17 0.373274 0.154162 0.294296
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selectionPoints InsertPoint 18 0.274659 0.311654 0.276609
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selectionPoints InsertPoint 19 0.206068 0.31396 0.329702
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selectionPoints InsertPoint 20 0.263789 0.174982 0.387308
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selectionPoints InsertPoint 21 0.213034 0.175485 0.417142
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selectionPoints InsertPoint 22 0.169113 0.261974 0.390286
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selectionPoints InsertPoint 23 0.102552 0.25997 0.414814
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selectionPoints InsertPoint 24 0.131512 0.161254 0.454705
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selectionPoints InsertPoint 25 0.000192443 0.156264 0.475307
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selectionPoints InsertPoint 26 -0.0392091 0.000251724 0.499943
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selectionPoints InsertPoint 27 -0.096161 0.159646 0.46438
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vtkSphereSource sphere
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sphere SetPhiResolution 50
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sphere SetThetaResolution 100
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sphere SetStartPhi 0
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sphere SetEndPhi 90
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vtkSelectPolyData loop
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loop SetInputConnection [sphere GetOutputPort]
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loop SetLoop selectionPoints
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loop GenerateSelectionScalarsOn
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loop SetSelectionModeToSmallestRegion; #negative scalars inside
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vtkClipPolyData clip; #clips out positive region
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clip SetInputConnection [loop GetOutputPort]
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vtkPolyDataMapper clipMapper
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clipMapper SetInputConnection [clip GetOutputPort]
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vtkLODActor clipActor
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clipActor SetMapper clipMapper
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vtkSelectPolyData loop2
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loop2 SetInputConnection [sphere GetOutputPort]
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loop2 SetLoop selectionPoints
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loop2 SetSelectionModeToSmallestRegion
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vtkPolyDataMapper selectMapper
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selectMapper SetInputConnection [loop2 GetOutputPort]
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vtkLODActor selectActor
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selectActor SetMapper selectMapper
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selectActor AddPosition 1 0 0
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eval [selectActor GetProperty] SetColor $peacock
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# Create graphics stuff
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#
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vtkRenderer ren1
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vtkRenderWindow renWin
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renWin AddRenderer ren1
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vtkRenderWindowInteractor iren
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iren SetRenderWindow renWin
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# Add the actors to the renderer, set the background and size
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#
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ren1 AddActor clipActor
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ren1 AddActor selectActor
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ren1 SetBackground .1 .2 .4
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renWin SetSize 500 250
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set cam1 [ren1 GetActiveCamera]
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$cam1 SetClippingRange 0.236644 11.8322
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$cam1 SetFocalPoint 0.542809 -0.0166201 0.183931
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$cam1 SetPosition 1.65945 0.364443 2.29141
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$cam1 SetViewUp -0.0746604 0.986933 -0.14279
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iren Initialize
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# render the image
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#
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iren AddObserver UserEvent {wm deiconify .vtkInteract}
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# prevent the tk window from showing up then start the event loop
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wm withdraw .
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