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# Tst the OpenClose3D filter.
package require vtk
# Image pipeline
vtkPNGReader reader
reader SetFileName "$VTK_DATA_ROOT/Data/fullhead15.png"
vtkImageThreshold thresh
thresh SetInputConnection [reader GetOutputPort]
thresh SetOutputScalarTypeToUnsignedChar
thresh ThresholdByUpper 2000.0
thresh SetInValue 255
thresh SetOutValue 0
thresh ReleaseDataFlagOff
vtkImageOpenClose3D my_close
my_close SetInputConnection [thresh GetOutputPort]
my_close SetOpenValue 0
my_close SetCloseValue 255
my_close SetKernelSize 5 5 3
my_close ReleaseDataFlagOff
# for coverage (we could compare results to see if they are correct).
my_close DebugOn
my_close DebugOff
my_close GetOutput
my_close GetCloseValue
my_close GetOpenValue
#my_close AddObserver ProgressEvent {set pro [my_close GetProgress]; puts "Completed $pro"; flush stdout}
vtkImageViewer viewer
viewer SetInputConnection [my_close GetOutputPort]
viewer SetColorWindow 255
viewer SetColorLevel 127.5
viewer Render
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