[vtkusers] lens distortion simulation

Giancarlo Amati ilferraresebono at hotmail.it
Mon Mar 30 03:44:54 EDT 2009


Hi,

actually it my be a simple radial distortion....but I though it was possible to simulate with vtkLensWraps.

GC.

> Date: Sat, 28 Mar 2009 10:52:28 -0700
> From: jsantam.hm at hotmail.com
> To: vtkusers at vtk.org
> Subject: Re: [vtkusers] lens distortion simulation
> 
> 
> Hi Vince,
> 
>    What kind of distortion did you address? radial, barrel, ....
> 
> Regards,
> 
> 
> Magnotta, Vincent A wrote:
> > 
> > We have used the thin plate spline transform in the past to remove a lens
> > distortion. This method could also be used to introduce a lens distortion.
> > 
> > Vince
> > 
> > 
> > 
> > On 3/27/09 12:10 PM, "nugg" <jsantam.hm at hotmail.com> wrote:
> > 
> >> 
> >> Hi Giancarlo,
> >> 
> >>   It is a good question (your second point about modeling lens
> >> distortion).
> >> I would
> >> also be grateful with any VTK user how achieved such a challenging
> >> feature.
> >> 
> >> Regards.
> >> 
> >> 
> >> Giancarlo Amati wrote:
> >>> 
> >>> 
> >>> Good morning everybody,
> >>> 
> >>> I'm developing a software for the simulation of an endoscopy, I have two
> >>> questions:
> >>> 
> >>> 1) I need to put a mask which is black everywhere but in the center for
> >>> a
> >>> radious of about 500 pixels....through which I want to see my 3D model
> >>> behind. 
> >>> 2) More important: is there any class in VTk which allows to apply some
> >>> distortion factors to the camera lens and see the 3D model distorted?
> >>> 
> >>> Kind regards.
> >>> Giancarlo
> >>> 
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