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FlightGear and OpenGL Core Profile: Difference between revisions
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FlightGear and OpenGL Core Profile (view source)
Revision as of 15:54, 14 April 2020
, 14 April 2020https://sourceforge.net/p/flightgear/mailman/message/36980923/
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OSG can have GLES{1,2} support without windowing compiled in. | OSG can have GLES{1,2} support without windowing compiled in. | ||
OpenGL 1 and 2 can be mixed but OpenGL ES 1 and OpenGL ES 2 can't. There is a performance price to pay for this backward compatibility. For this reason, we should get rid of PLib because this (old) code is all OpenGL 1 that may slowdown the all rendering pipeline. | |||
For historical reasons, Flightgear and Simgear are mixing OpenGL 1 | |||
(old code) and OpenGL 2 (more recent code).<ref>https://sourceforge.net/p/flightgear/mailman/message/36980923/</ref> | |||
== Background == | == Background == | ||