Commit a2262891 authored by Will Schroeder's avatar Will Schroeder

ENH:UG Example

parent da6ac53f
# This example shows how to use decimation to reduce a polygonal mesh. We also
# use mesh smoothing and generate surface normals to give a pleasing result.
package require vtk
package require vtkinteraction
# We start by reading some data that was originally captured from
# a Cyberware laser digitizing system.
vtkPolyDataReader fran
fran SetFileName "$VTK_DATA_ROOT/Data/fran_cut.vtk"
# We want to preserve topology (not let any cracks form). This may limit
# the total reduction possible, which we have specified at 90%.
vtkDecimatePro deci
deci SetInput [fran GetOutput]
deci SetTargetReduction 0.9
deci PreserveTopologyOn
vtkSmoothPolyDataFilter smoother
smoother SetInput [deci GetOutput]
smoother SetNumberOfIterations 50
vtkPolyDataNormals normals
normals SetInput [smoother GetOutput]
normals FlipNormalsOn
vtkPolyDataMapper franMapper
franMapper SetInput [normals GetOutput]
vtkActor franActor
franActor SetMapper franMapper
eval [franActor GetProperty] SetColor 1.0 0.49 0.25
# Create the RenderWindow, Renderer and both Actors
vtkRenderer ren1
vtkRenderWindow renWin
renWin AddRenderer ren1
vtkRenderWindowInteractor iren
iren SetRenderWindow renWin
# Add the actors to the renderer, set the background and size
ren1 AddActor franActor
ren1 SetBackground 1 1 1
renWin SetSize 250 250
# render the image
iren SetUserMethod {wm deiconify .vtkInteract}
vtkCamera cam1
cam1 SetClippingRange 0.0475572 2.37786
cam1 SetFocalPoint 0.052665 -0.129454 -0.0573973
cam1 SetPosition 0.327637 -0.116299 -0.256418
cam1 SetViewUp -0.0225386 0.999137 0.034901
ren1 SetActiveCamera cam1
iren Initialize
# prevent the tk window from showing up then start the event loop
wm withdraw .
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