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package require vtk
package require vtkinteraction
# This example converts data to a field and then displays it using
# parallel coordinates,
# Create a reader and write out the field
vtkUnstructuredGridReader reader
reader SetFileName "$VTK_DATA_ROOT/Data/blow.vtk"
reader SetVectorsName "displacement9"
reader SetScalarsName "thickness9"
vtkDataSetToDataObjectFilter ds2do
ds2do SetInputConnection [reader GetOutputPort]
ds2do Update
vtkParallelCoordinatesActor actor
actor SetInputConnection [ds2do GetOutputPort]
actor SetTitle "Parallel Coordinates Plot of blow.tcl"
actor SetIndependentVariablesToColumns
[actor GetPositionCoordinate] SetValue 0.05 0.05 0.0
[actor GetPosition2Coordinate] SetValue 0.95 0.85 0.0
[actor GetProperty] SetColor 1 0 0
# Set text colors (same as actor for backward compat with test)
[actor GetTitleTextProperty] SetColor 1 0 0
[actor GetLabelTextProperty] SetColor 1 0 0
# Create the RenderWindow, Renderer and both Actors
vtkRenderer ren1
vtkRenderWindow renWin
renWin SetMultiSamples 0
renWin AddRenderer ren1
vtkRenderWindowInteractor iren
iren SetRenderWindow renWin
ren1 AddActor actor
ren1 SetBackground 1 1 1
renWin SetSize 500 200
# render the image
#
iren AddObserver UserEvent {wm deiconify .vtkInteract}
renWin Render
# prevent the tk window from showing up then start the event loop
wm withdraw .
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