VTK/Examples/Python/ColorActor

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ColorActor.py

import vtk

# create a rendering window and renderer
ren = vtk.vtkRenderer()
renWin = vtk.vtkRenderWindow()
renWin.AddRenderer(ren)

# create a renderwindowinteractor
iren = vtk.vtkRenderWindowInteractor()
iren.SetRenderWindow(renWin)

# create source
source = vtk.vtkSphereSource()
source.SetCenter(0,0,0)
source.SetRadius(5.0)

# mapper
mapper = vtk.vtkPolyDataMapper()
mapper.SetInput(source.GetOutput())

# actor
actor = vtk.vtkActor()
actor.SetMapper(mapper)

# color the actor
actor.GetProperty().SetColor(1,0,0) # (R,G,B)

# assign actor to the renderer
ren.AddActor(actor)

# enable user interface interactor
iren.Initialize()
renWin.Render()
iren.Start()