[Insight-users] Cycles in SpatialObject possible

[Miller, James V (Research)]

Julien, 

Do the SpatialObjects support a directed acyclic graph?

Jim

-----Original Message-----
From: Julien Jomier [mailto:jjomier at cs.unc.edu]
Sent: Wednesday, March 16, 2005 5:38 PM
To: Miller, James V (Research)
Cc: Dominique Belhachemi; insight-users at itk.org
Subject: Re: [Insight-users] Cycles in SpatialObject possible


Yes you cannot have cycles with SpatialObjects. SpatialObject hierarchy 
is a designed as a tree.

Julien

Miller, James V (Research) wrote:
> Stephen and Julien could probably answer this better, but I assume that 
> SpatialObjects are "expected" to be either a directed acyclic graph or a 
> tree.
>  
> Jim
> 
>     -----Original Message-----
>     *From:* insight-users-bounces at itk.org
>     [mailto:insight-users-bounces at itk.org]*On Behalf Of *Dominique
>     Belhachemi
>     *Sent:* Wednesday, March 16, 2005 4:41 PM
>     *To:* insight-users at itk.org
>     *Subject:* [Insight-users] Cycles in SpatialObject possible
> 
>     Hello,
>      
>     can i assume that each instance of itk::SpatialObject is cycle free
>     in respect of the function itk::SpatialObject::GetChildren(....) ?
>      
>     Can i imagine a itk::SpatialObject rather than tree or as graph?
>      
>     I need to know this because i want to map an itk::SpatialObject to a
>     list of SpatialObject-Pointers. For later calculations it is easier
>     for me to work with a list.
>      
>      
>     Dominique
>      
>      
>      
>      
>      
>      
> 
> 
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