Ipsi,
Forget using Sun's "Collision Detection". I'd recommend you calculate
the new position of the object (ball) and then use picking to see if it
is about to collide with another object. This way you can stop the
motion BEFORE it collides (rather than after).
- John Wright
Starfire Research
ipsita trim wrote:
>
> Hello,
>
> I have just started learning java 3d and I have been
> struggling to come to terms with collision detection
> and response.What I want is a ball bouncing of a wall.
> I have looked at tick tock collision (in the demos)
> and managed to modify my code to detect collision
> (which is not always detected when the ball moves too
> fast). I am moving the ball with the help of my
> keyboard using the keyboard navigation utility
> provided in the libraries. I tried modifying the
> behavior to get the ball to bounce off but it doesn't
> look like its happening. Any help with some example
> source code would be highly appreciated.
>
> That was my first problem. My second problem is that i
> want the balls to move randomly (animated by
> themselves) and bounce of each other and
> the walls (its the inside of a room with 4 enclosing
> walls) and I dont have much of an idea of how to go
> about it apart from the fact that I have to use
> interpolators providing them with random numbers for
> positions.
>
> Thanks in advance
> Ipsi.
>
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