David Megginson writes: > > I think it's great that FlightGear added head lag to the sim -- it's a > good alternative when the pilot can't feel forces -- but I think we'd > do better to model it based on perceived forces, not on roll/yaw/pitch > damping. For example, simply entering a coordinated bank gently > shouldn't cause any head movement at all, but flying straight in a > forward slip should, because there's a yaw force pulling the head > slightly sideways. Likewise, while the pilot is perceiving < 1G the > head should move up a bit, and while the pilot is perceiving > 1G, the > head should move down a bit.
FWIW Expressing this elegantly is best done using Quaternions http://en.wikipedia.org/wiki/Slerp http://number-none.com/product/Understanding%20Slerp,%20Then%20Not%20Using%2 0It/ Both OSG and PLIB support Quats Norman ------------------------------------------------------------------------- This SF.net email is sponsored by: Splunk Inc. Still grepping through log files to find problems? Stop. Now Search log events and configuration files using AJAX and a browser. Download your FREE copy of Splunk now >> http://get.splunk.com/ _______________________________________________ Flightgear-devel mailing list Flightgear-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/flightgear-devel
