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In addition, [[OpenSceneGraph]] (OSG) can obviously not help optimize any PUI related GL code and PUI widgets are generally considered to be pretty archaic and not easy to extend<ref>http://sourceforge.net/p/flightgear/mailman/message/26832164/</ref><ref>http://sourceforge.net/p/flightgear/mailman/message/10587120/</ref><ref>http://sourceforge.net/p/flightgear/mailman/message/10587272/</ref>. | In addition, [[OpenSceneGraph]] (OSG) can obviously not help optimize any PUI related GL code and PUI widgets are generally considered to be pretty archaic and not easy to extend<ref>http://sourceforge.net/p/flightgear/mailman/message/26832164/</ref><ref>http://sourceforge.net/p/flightgear/mailman/message/10587120/</ref><ref>http://sourceforge.net/p/flightgear/mailman/message/10587272/</ref>. | ||
{{Note|We use the GUI code from PLIB, which doesn't know anything about OSG. See the SGPuDrawable class in Main/renderer.cxx for the implementation. The one catch is that OSG has a strong notion of separation between the update of a "scene" and its rendering, and that might not play well with arbitrary existing OpenGL code. }} | |||
For these reasons, we're hoping to phase out PUI in FlightGear. | For these reasons, we're hoping to phase out PUI in FlightGear. | ||