[PD] GEM and simple operation with shaders

Jack jack at rybn.org
Sun Aug 8 17:55:02 CEST 2010

This four examples offer the possibility to add, substract, multiply and
mix two textures of ANY sizes together (need a GPU compatible with
This four examples work fine here on my GeForce 9700 GTS with Ubuntu
10.04 and Pd 0.42.5 and GEM 0.92.3.
Any comments appreciated.


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