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121 lines
3.7 KiB
121 lines
3.7 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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set VTK_VARY_RADIUS_BY_VECTOR 2
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# create pipeline
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#
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vtkGenericEnSightReader reader
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reader SetCaseFileName "$VTK_DATA_ROOT/Data/EnSight/RectGrid_ascii.case"
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reader Update
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vtkCastToConcrete toRectilinearGrid
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toRectilinearGrid SetInputConnection [reader GetOutputPort]
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vtkRectilinearGridGeometryFilter plane
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plane SetInput [toRectilinearGrid GetRectilinearGridOutput]
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plane SetExtent 0 100 0 100 15 15
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vtkTriangleFilter tri
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tri SetInputConnection [plane GetOutputPort]
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vtkWarpVector warper
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warper SetInputConnection [tri GetOutputPort]
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warper SetScaleFactor 0.05
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vtkDataSetMapper planeMapper
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planeMapper SetInputConnection [warper GetOutputPort]
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planeMapper SetScalarRange 0.197813 0.710419
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vtkActor planeActor
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planeActor SetMapper planeMapper
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vtkPlane cutPlane
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eval cutPlane SetOrigin [[reader GetOutput] GetCenter]
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cutPlane SetNormal 1 0 0
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vtkCutter planeCut
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planeCut SetInput [toRectilinearGrid GetRectilinearGridOutput]
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planeCut SetCutFunction cutPlane
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vtkDataSetMapper cutMapper
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cutMapper SetInputConnection [planeCut GetOutputPort]
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eval cutMapper SetScalarRange \
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[[[[reader GetOutput] GetPointData] GetScalars] GetRange]
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vtkActor cutActor
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cutActor SetMapper cutMapper
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vtkContourFilter iso
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iso SetInput [toRectilinearGrid GetRectilinearGridOutput]
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iso SetValue 0 0.7
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vtkPolyDataNormals normals
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normals SetInputConnection [iso GetOutputPort]
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normals SetFeatureAngle 45
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vtkPolyDataMapper isoMapper
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isoMapper SetInputConnection [normals GetOutputPort]
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isoMapper ScalarVisibilityOff
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vtkActor isoActor
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isoActor SetMapper isoMapper
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eval [isoActor GetProperty] SetColor $bisque
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eval [isoActor GetProperty] SetRepresentationToWireframe
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vtkStreamLine streamer
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streamer SetInputConnection [reader GetOutputPort]
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streamer SetStartPosition -1.2 -0.1 1.3
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streamer SetMaximumPropagationTime 500
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streamer SetStepLength 0.05
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streamer SetIntegrationStepLength 0.05
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streamer SetIntegrationDirectionToIntegrateBothDirections
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vtkTubeFilter streamTube
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streamTube SetInputConnection [streamer GetOutputPort]
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streamTube SetRadius 0.025
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streamTube SetNumberOfSides 6
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streamTube SetVaryRadius $VTK_VARY_RADIUS_BY_VECTOR
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vtkPolyDataMapper mapStreamTube
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mapStreamTube SetInputConnection [streamTube GetOutputPort]
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eval mapStreamTube SetScalarRange \
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[[[[reader GetOutput] GetPointData] GetScalars] GetRange]
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vtkActor streamTubeActor
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streamTubeActor SetMapper mapStreamTube
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[streamTubeActor GetProperty] BackfaceCullingOn
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vtkOutlineFilter outline
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outline SetInput [toRectilinearGrid GetRectilinearGridOutput]
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vtkPolyDataMapper outlineMapper
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outlineMapper SetInputConnection [outline GetOutputPort]
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vtkActor outlineActor
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outlineActor SetMapper outlineMapper
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eval [outlineActor GetProperty] SetColor $black
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# Graphics stuff
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# Create the RenderWindow, Renderer and both Actors
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#
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vtkRenderer ren1
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vtkRenderWindow renWin
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renWin AddRenderer ren1
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vtkRenderWindowInteractor iren
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iren SetRenderWindow renWin
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# Add the actors to the renderer, set the background and size
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#
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ren1 AddActor outlineActor
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ren1 AddActor planeActor
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ren1 AddActor cutActor
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ren1 AddActor isoActor
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ren1 AddActor streamTubeActor
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ren1 SetBackground 1 1 1
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renWin SetSize 400 400
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set cam1 [ren1 GetActiveCamera]
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$cam1 SetClippingRange 3.76213 10.712
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$cam1 SetFocalPoint -0.0842503 -0.136905 0.610234
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$cam1 SetPosition 2.53813 2.2678 -5.22172
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$cam1 SetViewUp -0.241047 0.930635 0.275343
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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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