[vtkusers] Axies image planes

[dean.inglis at camris.ca]

Luca,

you are doing nothing "wrong", the black bar
is to be expected.  If you want the extents to
match try figuring out something with vtkImageClip.
This should work well if you are only doing 
ortho planes.

Dean

> It seems the dimension of the area is not referred to 
> SetPlaneOrientationToXAxes but to SetPlaneOrientationToZAxes !!!
> Possible?
> I added a trackbar where I update planeWidgetX->WindowLevel and it seems 
> it changes all the image (including the black bar) and it makes me think 
> it is related to planeWidgetX data.
> 
> Luca
>