_renderWindow.AddRenderer(_renderer)
_renderWindow.SetSize(640,480)
_renderer.SetBackground(1,1,1)
# 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")
_renderWindow.SetSize(1024,768)
_renderer.SetBackground(0,0,0)
# load the jpeg file
_jpegReader = vtk.vtkJPEGReader()
_jpegReader.SetFileName("Flinders_eval.jpg")
# set the jpeg file to the texture
_tex = vtk.vtkTexture()
_tex.SetInput(_jpegReader.GetOutput())
# get the plane and add it to the "scene"
_plane = vtk.vtkPlaneSource()
_planeMapper = vtk.vtkPolyDataMapper()
_planeMapper.SetInput(_plane.GetOutput())
_planeActor = vtk.vtkActor()
_planeActor.SetMapper(_planeMapper)
_planeActor.SetTexture(_tex)
_renderer.AddActor(_planeActor)
# set up a camera
_camera = vtk.vtkCamera()
_camera.SetFocalPoint(0,0,0)
_camera.SetPosition(1,1,1)
_camera.ComputeViewPlaneNormal()
_camera.SetViewUp(1,0,0)
_camera.OrthogonalizeViewUp()
_renderer.SetActiveCamera(_camera)
_renderer.ResetCamera()
# now make the clipper
_clipper = vtk.vtkClipPolyData()
_clipper.SetClipFunction(_planes)
_clipper.SetInput(_stripper.GetOutput())
_clipper.InsideOutOff()
# set up the mapper
_mapper = vtk.vtkPolyDataMapper()
_mapper.SetInput(_clipper.GetOutput())
_mapper.ScalarVisibilityOn()
_mapper.ColorByArrayComponent("data", 2)
_mapper.SetScalarRange(0, 1)
# set up the actor
_actor = vtk.vtkActor()
_actor.SetMapper(_mapper)
# text properties
_font_size = 14
_textProp = vtk.vtkTextProperty()
_textProp.SetFontSize(_font_size)
_textProp.SetFontFamilyToArial()
_textProp.BoldOff()
_textProp.ItalicOff()
_textProp.ShadowOff()
# add a title
_titleMapper = vtk.vtkTextMapper()
_title = "Example ball plot, clipped by a box"
_titleMapper.SetInput(_title)