Your geometry is using display lists. Turn display lists off and you'll see
your vec3array changes.

Brian

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To: [email protected]
From: Emmett McQuinn <[email protected]>
Sent by: [email protected]
Date: 02/25/2009 05:31PM
Subject: [osg-users] Efficient Animated Deformable Meshes

Hello,

I'm trying to create an animated deformable mesh, and I have not found a
good way to do so. The most obvious way is to re-create the geometry for
each frame, but I would rather have just one geometry and alter the
underlying points for efficiency. I have attempted to change the vertices
(in a Vec3Array) that are used to create my geometry, but these changes
don't update to screen.

Each point on the mesh is transformed over time, and image of something
similar to what I am attempting to do can be viewed here:
http://web.ics.purdue.edu/~braile/edumod/waves/WaveDemo_files/image036.gif


Thanks,
Emmett McQuinn
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