[vtkusers] Re: How to draw a circle ?

Goodwin Lawlor goodwin.lawlor at ucd.ie
Mon Nov 6 13:18:43 EST 2006


Hummel, Jerome wrote:
> Dear VTK users,
> 
> Sorry in advance if the answer is straightforward, I am kind of a newbie here. I
> can' t figure out how to draw a circle (or a torre) in a 3D space (giving a plan
> a center and a radius)?
> Can anybody help?
> Thank you for your time.
> regards,

Hi Jerome,

You can use vtkRegularPolygonSource... set the center, radius and 
normal. Obviously, the more NumberOfSides you set the more circular your 
polygon will look.

hth

Goodwin




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