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63 lines
1.4 KiB
63 lines
1.4 KiB
2 years ago
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package require vtk
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package require vtkinteraction
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vtkPoints tetraPoints
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tetraPoints SetNumberOfPoints 4
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tetraPoints InsertPoint 0 0 0 0
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tetraPoints InsertPoint 1 1 0 0
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tetraPoints InsertPoint 2 .5 1 0
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tetraPoints InsertPoint 3 .5 .5 1
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vtkTetra aTetra
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[aTetra GetPointIds] SetId 0 0
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[aTetra GetPointIds] SetId 1 1
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[aTetra GetPointIds] SetId 2 2
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[aTetra GetPointIds] SetId 3 3
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vtkUnstructuredGrid aTetraGrid
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aTetraGrid Allocate 1 1
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aTetraGrid InsertNextCell [aTetra GetCellType] [aTetra GetPointIds]
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aTetraGrid SetPoints tetraPoints
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vtkSubdivideTetra sub
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sub SetInput aTetraGrid
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vtkShrinkFilter shrinker
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shrinker SetInputConnection [sub GetOutputPort]
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vtkDataSetMapper mapper
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mapper SetInputConnection [shrinker GetOutputPort]
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vtkActor actor
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actor SetMapper mapper
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[actor GetProperty] SetColor 0.7400 0.9900 0.7900
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# define graphics stuff
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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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ren1 AddActor actor
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ren1 SetBackground 0.1 0.2 0.4
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renWin SetSize 300 300
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set cam1 [ren1 GetActiveCamera]
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$cam1 SetClippingRange 0.183196 9.15979
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$cam1 SetFocalPoint 0.579471 0.462507 0.283392
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$cam1 SetPosition -1.04453 0.345281 -0.556222
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$cam1 SetViewUp 0.197321 0.843578 -0.499441
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ren1 ResetCameraClippingRange
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renWin Render
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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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iren Initialize
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wm withdraw .
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