re: [Flightgear-devel] Displaced thresholds (was: RE: [Flightgear-devel]Roadmap/brain dump)

2003-01-15 Thread Jon Stockill
On Tue, 14 Jan 2003, David Megginson wrote: We also have fields for this information in the current default.apt data, but they don't seem to be filled in. Some of the UK ones certainly are. EGNM for example. -- Jon Stockill [EMAIL PROTECTED] ___

Re: [Flightgear-devel] Displaced thresholds (was: RE: [Flightgear-devel]Roadmap/brain dump)

2003-01-15 Thread Jon Stockill
On Tue, 14 Jan 2003, David Megginson wrote: Then, late, you can specify rules for which ones get included or excluded in a build (i.e. the DAFIF KSFO and the X-Plane KSFO are treated as different, mutually-exclusive airports). Hmmm It seems like that's just putting off the problem - but

Re: [Flightgear-devel] Displaced thresholds (was: RE: [Flightgear-devel] Roadmap/brain dump)

2003-01-15 Thread David Megginson
David Luff writes: Yes, the x-plane way really screws the rendering up now that yellow lines are added. However, the amount of work that has gone into specifying the taxiways and aprons at major airports must be *huge* - it would take a long time to replicate it with a better system.

Re: [Flightgear-devel] Displaced thresholds (was: RE: [Flightgear-devel]Roadmap/brain dump)

2003-01-15 Thread David Megginson
Jon Stockill writes: Then, late, you can specify rules for which ones get included or excluded in a build (i.e. the DAFIF KSFO and the X-Plane KSFO are treated as different, mutually-exclusive airports). Hmmm It seems like that's just putting off the problem - but it would

[Flightgear-devel] Displaced thresholds (was: RE: [Flightgear-devel]Roadmap/brain dump)

2003-01-14 Thread David Luff
On 1/14/03 at 4:10 PM Curtis L. Olson wrote: David Luff writes: and I'd have thought that displaced thesholds and the arrows pointing to them would have to be pretty high on the list of features that would be expected to make it in. Do we actually have these in our airport data? If so (or if

Re: [Flightgear-devel] Displaced thresholds (was: RE: [Flightgear-devel]Roadmap/brain dump)

2003-01-14 Thread Jon Stockill
On Tue, 14 Jan 2003, David Luff wrote: Got it. The Dafif has separate landing and takeoff distances for each direction of each runway, and on the airports/runways I've looked at (in the UK) these seem to correspond to the displaced thresholds. To be quite honest I never realised one could

re: [Flightgear-devel] Displaced thresholds (was: RE: [Flightgear-devel]Roadmap/brain dump)

2003-01-14 Thread David Megginson
David Luff writes: David Luff writes: and I'd have thought that displaced thesholds and the arrows pointing to them would have to be pretty high on the list of features that would be expected to make it in. Do we actually have these in our airport data? If so (or if the data

Re: [Flightgear-devel] Displaced thresholds (was: RE: [Flightgear-devel]Roadmap/brain dump)

2003-01-14 Thread David Megginson
Jon Stockill writes: I can import and export the xplane database, and have some code which parses the DAFIFT data, and compares it with the existing database, however: 1. Not all airfields in the xplane database are in DAFIF 2. Not all DAFIF airfields are in xplane therefore 3.

Re: [Flightgear-devel] Displaced thresholds (was: RE: [Flightgear-devel] Roadmap/brain dump)

2003-01-14 Thread David Luff
On 1/15/03 at 12:39 AM Jon Stockill wrote: On the subject of runways - I've been working on the database today. I can import and export the xplane database, and have some code which parses the DAFIFT data, and compares it with the existing database, however: 1. Not all airfields in the xplane

Re: [Flightgear-devel] Displaced thresholds (was: RE: [Flightgear-devel] Roadmap/brain dump)

2003-01-14 Thread Curtis L. Olson
David Luff writes: Yep, here's my stats from the program I ran to compare the databases when I imported the atis data: *** STATS *** 9873 airports in DAFIF 16937 airports in default.apt 1384 airports had K added to match default.apt Also note that the Alaska and Hawaii airports

Re: [Flightgear-devel] Displaced thresholds (was: RE: [Flightgear-devel] Roadmap/brain dump)

2003-01-14 Thread David Luff
On 1/14/03 at 8:11 PM David Megginson wrote: For now, let's just get all the airports in. The way that X-Plane implements taxiways is just horrible -- aprons are just wide taxiways, for example, and taxiways are always rectangles run together. Perhaps we'll be able to think of a better system.

Re: [Flightgear-devel] Displaced thresholds (was: RE: [Flightgear-devel] Roadmap/brain dump)

2003-01-14 Thread Norman Vine
David Luff writes: I believe his intention/achievement is to allow the editing of scenery superimposed over calibrated maps or ariel photos, which would ease the task of getting the aprons/taxiways etc in the right place. I can heartily reccomend two OpenSource packages for doing this

Re: [Flightgear-devel] Displaced thresholds (was: RE:[Flightgear-devel] Roadmap/brain dump)

2003-01-14 Thread Bernie Bright
On Wed, 15 Jan 2003 01:45:30 + David Luff [EMAIL PROTECTED] wrote: [snip] ... FWIW I'm currently writing a program to allow the laying out of a logical taxiway and parking place network for AI planes to follow over an image of Flightgear's rendered taxi and runways by clicking on it