For those about to rock, Geoconvert is the official IPACS SDK tool for Aerofly FS2 photoscenery and elevation mesh making.
After some trial and error testing with the little documented Geoconvert tool, I wrote a reference guide in order to
1) remember for the next time and
2) share my understanding with whoever interested in scenery making for Aerofly FS 2.
You can download your copy from Flight-Sim.org
Please don't consider this document as an official bible. It's just a compilation of my current understanding. As the case may be, some statements might merely be clumsy shortcuts of a more complex reality.