Andreas!
why don't u run the program and see yourself. That's
not the problem. I made changes according to what you
are saying and still getUserdata is returning null.
Can you help me in this.
Bye
--- Andreas Kemkes <[EMAIL PROTECTED]> wrote:
> Try
>
> ...
> cg[count] = (Point3d)myShape.getUserData();
> System.out.println(cg[count]);//returning null
> count += 1;
> ...
>
> You were still not accessing the same element.
>
> Andreas
>
> Ashish Aggarwal wrote:
> >
> > Hello!
> >
> > That's not the problem. Andreas, try to run the
> > program and then see the result. I ran the program
> by
> > changing it but still getUserData returns null.
> >
> > Please can anybody help me.
> >
> > Thanks
> >
> > --- Andreas Kemkes <[EMAIL PROTECTED]>
> wrote:
> > > By using count++ twice, you access a different
> > > element than you
> > > stored your value in.
> > >
> > > Andreas
> > >
> > > Ashish Aggarwal wrote:
> > > >
> > > > hello!
> > > >
> > > > Can somebody help me:
> > > >
> > > > I have a box and cylinder in the screen. I
> want to
> > > > draw a line between them by clicking with
> mouse. I
> > > > have stored the centre of bounds of two
> objects
> > > > using setUserData() method. I am also able to
> > > pick
> > > > the objects on the screen using pick methods.
> > > >
> > > > The only problem that is coming is that
> > > getUserData is
> > > > returning null, which I don't know why. I
> might be
> > > > making some silly mistake but i don't have any
> > > idea
> > > > about it. I am working on this code for last
> four
> > > > days and have tried different things. I am
> > > attaching
> > > > the entire code as well as getUserData part.
> > > >
> > > > Since cg[] is null, i am getting null pointer
> > > > exception.
> > > >
> > > > if ( myShape!=null)
> > > > {
> > > > cg[count++] = (Point3d)myShape.getUserData();
> > > > System.out.println(cg[count]);//returning null
> > > > LineArray la=new
> > > > LineArray(count,LineArray.COORDINATES);
> > > > la.setCoordinates(0,cg);
> > > > }
> > > >
> > > > Please tell me.
> > > >
> > > > Thanks
> > > >
> > > >
> __________________________________________________
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> > >
> >
>
------------------------------------------------------------------------
> > > > Name: SimpleLine.java
> > > > SimpleLine.java Type: JavaScript
> Program
> > > (application/x-javascript)
> > > > Encoding: base64
> > > > Description: SimpleLine.java
> > >
> > >
> >
>
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=====
Graduate Research Assistant
Virtual/Augmented and Rapid Prototyping Lab
University of Missouri-Rolla
Rolla, MO 65401
573-341-6815 (O)/573-308-1380 (R)
FAX: 573-341-6815
__________________________________________________
Do You Yahoo!?
Get personalized email addresses from Yahoo! Mail
http://personal.mail.yahoo.com/
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To unsubscribe, send email to [EMAIL PROTECTED] and include in the body
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