 | | | MObject from 'objectId ' ? | MObject from 'objectId ' ? 2003-11-25 - By Martin Leguizamon
Back
Rob,
> Basically you have to triangulize your whole scene
> and then store it into some format of your own, ordered
> in primitive id order. There is some code from an
> archive thread about this. Now when rendering you
> can look up the primitive id in each of your shape
> structures and can compare the vertex positions of
> the triangle being rendered with the vertex positions
> you have previously stored. Now if you have a match,
> you can associate the object id with the shape.
> Next time you get an object id which has already been
> found you obiously don't need to go through the search
> process again.
Thanks for the tips. That is exactly what I implemented
months ago in my shaders. See:
http://products.provide3d.com/polyData
http://products.provide3d.com/cpvData
Seems that there is no other way to do it.
Is any Alias developer reading this mailing ?
Martin
--
Martin Leguizamon
PROVIDE3D Developments
http://www.provide3d.com - contact@(protected)
+54 (341) 447-3389
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