[vtkusers] units used in VTK co-ordinate system

Leila Baghdadi baghdadi at sickkids.ca
Thu Jan 9 12:51:20 EST 2003


Utsav go ahead and take his advice

after all he is the MAJESTIC, UNSINKABLE Bill Lorensen


(Hello Bill)

Leila

On Thu, 9 Jan 2003, Lorensen, William E (Research) wrote:

> Actually, the units are of your choice. In fact, there are no "units" really. You are repsonsible in
> you App to keeo the "units" consistent.
> 
> In medical imaging apps, our units are usually mm's. But recently, I did an app with somw satellite
> folks and the units were kilometers.
> 
> (BTW, hi Leila)
> 
> Bill
> 
> 
> -----Original Message-----
> From: Leila Baghdadi [mailto:baghdadi at sickkids.ca]
> Sent: Thursday, January 09, 2003 12:19 PM
> To: Utsav Pardasani
> Cc: vtkusers at public.kitware.com
> Subject: Re: [vtkusers] units used in VTK co-ordinate system
> 
> 
> Hi Utsav
> 
> My understanding of vtk measurement units is everything in in millimeters 
> but keep in mind that it also depends on the measurement units of the data 
> you provide to vtk. i.e., pixels --> pixels
> 
> 
> Hope this helps
> 
> 
> Leila
> 
> On Thu, 9 Jan 2003, Utsav Pardasani wrote:
> 
> > Hello again.
> > 
> > I am curious as to what the units used in VTK are and how to change them.  Example:  If I have a
> > sphere and move it +10 in the X direction, what unit is that in.  Is there a way to change this?
> > 
> > Many Thanks,
> > Utsav
> > 
> > =====
> > <(o)
> >    *
> >   / \\ 
> >  _\__v
> > 
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