[osg-users] OSG-GLSL triangle adjacency

Sebastian Messerschmidt sebastian.messerschmidt at gmx.de
Fri Jul 21 00:36:46 PDT 2017

Hi Nabil,
> Hello,
> I'm using geometry shader with OSG to do some operations on mesh using GPU.
> When i use /triangles_adjacency/  in the input layout, my shader crashes.
> I tried with /layout(triangles) in/  and it's running well.
> Is there any configuration in OSG that i should use, or a pre-processing 
> on the mesh to understand triangle adjacency?
You need to pre-process the mesh to get the adjacency information. There 
is no facility in OSG that I know of, wich does this for you.

> Regards,
> Nabil
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