# load the vtk file
_dataReader = vtk.vtkDataSetReader()
#_dataReader.SetFileName("Flinders_ranges.vtk")
_dataReader.SetFileName("t.vtk")
# set up the data
_dataMapper = vtk.vtkDataSetMapper()
_dataMapper.SetInput(_dataReader.GetOutput())
_dataMapper.ScalarVisibilityOff() # what exactly does this do?
# set up the actor for viewing it
_dataActor = vtk.vtkActor()
_dataActor.SetMapper(_dataMapper)
_dataActor.GetProperty().SetColor(0.2,0.2,0.2)
_dataActor.GetProperty().SetRepresentationToWireframe()
# add the actor to the scene
_renderer.AddActor(_dataActor)
# now see what was produced, with interactive playing stuff
_iRenderer = vtk.vtkRenderWindowInteractor()
_iRenderer.SetRenderWindow(_renderWindow)
_iRenderer.Initialize()
_renderWindow.Render()
_iRenderer.Start()
raw_input("Press enter to continue")
# vim: expandtab shiftwidth=4:
_titleActor.GetPositionCoordinate().SetCoordinateSystemToNormalizedDisplay()
_titleActor.GetPositionCoordinate().SetValue(0.5, 0.95)
# set up the renderer and the render window
_ren = vtk.vtkRenderer()
_renWin = vtk.vtkRenderWindow()
_renWin.SetSize(640, 480)
_renWin.AddRenderer(_ren)
_ren.SetBackground(1,1,1)
# add the actor
_ren.AddActor(_actor)
_ren.AddActor(_titleActor)
# render the scene
_iren = vtk.vtkRenderWindowInteractor()
_iren.SetRenderWindow(_renWin)
_iren.Initialize()
_renWin.Render()
_iren.Start()
# convert the render window to an image
_win2imgFilter = vtk.vtkWindowToImageFilter()
_win2imgFilter.SetInput(_renWin)
# save the image to file
_outWriter = vtk.vtkPNGWriter()
_outWriter.SetInput(_win2imgFilter.GetOutput())
_outWriter.SetFileName("clipBox.png")
_outWriter.Write()
