David Megginson writes: > Jim Wilson writes: > > > Actually, no, well yes this is a good idea. But I don't think it is > > necessary. AFAIK the model rotates correctly already. > > The FDMs give us lon/lat/alt and roll/pitch/hdg. FlightGear then has > to apply transformations to make the model appear in the right place > and with the right orientation. After reading your posting, I'm > trying to remember how, exactly, we do that -- I'm willing to be that > we just rotate the model around the origin by the roll, pitch, and > heading.
Yup that's how its done once we have reestablished a Geocentric Cartesian Coordinate System and 'rolled' in our Local Tangent Space transformed so as to honor Andy's favorite our 'current scenery's tile center' based OpenGL space Cheers Norman _______________________________________________ Flightgear-devel mailing list [EMAIL PROTECTED] http://mail.flightgear.org/mailman/listinfo/flightgear-devel
