[PD] Keystone correction

Charles Goyard cg at fsck.fr
Fri Apr 6 09:05:20 CEST 2012

>> I don't understand how I can move the points of a mesh_square to
>> make a trapezoid.
> You can do that with a vertex shader.
> here a small exemple.

Ok I get the idea. At the moment I'll see how I can adapt that, but I
never used shaders before. In case of failure I'll stick with
extendedview :).

Thanks all,


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