Josh,
Should have searched the archives a little more.
http://www.sigda.org/Eric/java3d/behaviors/index.htm
At 03:49 PM 01/10/2001 -0500, you wrote:
>Hi everyone,
>
>I've been struggling trying to write a good orbit behaviour (i.e, move the
>view transform in response to mouse movement such that it appears as
>though the scene is rotating around an arbitrary point in the scene). I
>know this must be common code since many 3D viewers have, yet I can't find
>any sample code to implement it.
>
>I also tried the arcball concept, but it seems to require the center of
>rotation to be on the screen (unless I implemented it incorrectly).
>
>Most of my attempts work fine when the camera's frame is mostly aligned
>with the world frame, but the mapping gets ruined after a lot of manipulation.
>
>Can anyone point me to some sample code or at least a good reference on
>how to implement this?
>
>Thanks!
>josh
>
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