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package require vtk
package require vtkinteraction
package require vtktesting
if {[catch {set channel [open "fullHead.tri" "w"]}] == 0 } {
close $channel
file delete -force "fullHead.tri"
file delete -force "fullHead.lim"
# reader reads slices
vtkVolume16Reader v16
v16 SetDataDimensions 64 64
v16 SetDataByteOrderToLittleEndian
v16 SetFilePrefix "$VTK_DATA_ROOT/Data/headsq/quarter"
v16 SetDataSpacing 3.2 3.2 1.5
v16 SetImageRange 30 50
v16 SetDataMask 0x7fff
# write isosurface to file
vtkSliceCubes mcubes
mcubes SetReader v16
mcubes SetValue 1150
mcubes SetFileName "fullHead.tri"
mcubes SetLimitsFileName "fullHead.lim"
mcubes Update
# read from file
vtkMCubesReader reader
reader SetFileName "fullHead.tri"
reader SetLimitsFileName "fullHead.lim"
vtkPolyDataMapper mapper
mapper SetInputConnection [reader GetOutputPort]
vtkActor head
head SetMapper mapper
eval [head GetProperty] SetColor $raw_sienna
# Create the RenderWindow, Renderer and Interactor
#
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 head
ren1 SetBackground 1 1 1
renWin SetSize 500 500
eval ren1 SetBackground $slate_grey
[ren1 GetActiveCamera] SetPosition 99.8847 537.926 15
[ren1 GetActiveCamera] SetFocalPoint 99.8847 109.81 15
[ren1 GetActiveCamera] SetViewAngle 20
[ren1 GetActiveCamera] SetViewUp 0 0 -1
ren1 ResetCameraClippingRange
# render the image
#
iren AddObserver UserEvent {wm deiconify .vtkInteract}
renWin Render
# prevent the tk window from showing up then start the event loop
wm withdraw .
file delete -force "fullHead.tri"
file delete -force "fullHead.lim"
}
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