Hi,
Do you know a way to retrieve these coords? (not
necessarily the barycenter).
I will have soon to allow the user to pick these
objects. Will it be problematic too?
Thorsten
--- David Yazel <[EMAIL PROTECTED]> a �crit : > That
is correct. You have to be part of a live
> scene to call that method.
> That is because there is no "root" by which to
> calculate the ultimate
> destination of the points until it exists within the
> live scene.
>
> Dave Yazel
>
> ----- Original Message -----
> From: thorsten topol <[EMAIL PROTECTED]>
> To: <[EMAIL PROTECTED]>
> Sent: Tuesday, December 18, 2001 6:17 AM
> Subject: Re: [JAVA3D] obj coordinates
>
>
> Hi,
> Thanks for your help, but I just can't find the
> getLocalToVWorldTransform() class.
> I tried to use the getLocalToVworld() class instead,
> but it does not seems to work.
>
> Here is my code:
> ...
> objs= scene.getNamedObjects();
> Set keys = objs.keySet();
> Iterator ite = keys.iterator();
> while (ite.hasNext()){
> Shape3D node = (Shape3D) objs.get(ite.next());
> if (node != null) {
> node.setAppearance(appearance1);
> }
> Transform3D t3d3 = new Transform3D();
> try{
> node.getLocalToVworld(t3d3);
> }
> catch(RestrictedAccessException e)
> {System.out.println(e);}
> ...
> }
> ...
> (I am trying to get the coordinates of several
> objects
> loaded from a file)
>
> When I run this code I have this exception:
> javax.media.j3d.RestrictedAccessException: Node:
> local
> to vworld transform is undefined for a node that is
> not part of a live scene graph
>
> How can I solve this problem and where can I find
> the
> getLocalToVWorldTransform() class
>
> Thanks in advance.
>
>
>
>
> --- Justin Couch <[EMAIL PROTECTED]> a �crit : >
> thorsten topol wrote:
> >
> > > I would like to get my 3d object coordinates in
> > order
> > > to put its name (a text3d) on its barycenter.
> > > Do you know how to get these coordinates?
> >
> > Sounds like you want to know the object's
> > coordinates in the world
> > coordinate system. You can find this out by
> calling
> > getLocalToVWorldTransform(). Use the Transform3D
> to
> > then put your label
> > in the correct place.
> >
> >
> > --
> > Justin Couch
> > http://www.vlc.com.au/~justin/
> > Freelance Java Consultant
> > http://www.yumetech.com/
> > Author, Java 3D FAQ Maintainer
> > http://www.j3d.org/
> >
>
-------------------------------------------------------------------
> > "Humanism is dead. Animals think, feel; so do
> > machines now.
> > Neither man nor woman is the measure of all
> things.
> > Every organism
> > processes data according to its domain, its
> > environment; you, with
> > all your brains, would be useless in a mouse's
> > universe..."
> > -
> Greg
> > Bear, Slant
> >
>
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