I had already made the upper arm segment and lower arm segment as separate
classes.
However I derived them from BranchGroup.
How do I implement Picking?
Is there any example?
----- Original Message -----
From: "Yazel, David J." <[EMAIL PROTECTED]>
To: <[EMAIL PROTECTED]>
Sent: Tuesday, August 15, 2000 9:01 PM
Subject: Re: [JAVA3D] Robot Arm
> You might want to make the arm as seperate transform groups.
Under
> each transform group you would have one or more Shape3D's which define
that
> arm segment. I would probably define a new set of classes to handle the
> special transforms needed by the arm segments, possibly derived from
> TransformGroup. You could have properties of this class control the range
> of motion and axis of movement. I would also define a method which can
> actually calculate the pivoting transformation, which is probably a rotate
> and translate change to keep the endpoint centered on the socket. Then
> invoke this from a behavior or create an interpolator. Picking the
segment
> is easy once you have the shapes separated into seperate groups.
>
> Dave Yazel
>
>
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