IIRC NASA has a nice hires satellite photo of the earth at night. Maybe this could be used as a base "texture". This could then be refined with the terragear city polys. Just an idea...
Thomas Am Montag 16 Mai 2005 06:32 schrieb JD Fenech: > Ampere K. Hardraade wrote: > >On May 15, 2005 10:21 am, Melchior FRANZ wrote: > >>PS: TODO for 1.0: > >> - perfect weather (almost) done > >> - per-wheel gound reactions YASim: done; JSBSim: :-( UIUC: > >> bah! - help system (a bit unsophisticated, but) done - > >> a/c switchable at runtime hmm :-/ > > > >Let me add to this list. =) > >- The bottom of the clouds above a city at night should have a faint > > orange glow. The thicker the clouds, the brighter the glow should be. > >- Moonlight. > >- The global ambient should be blue. This should be most noticeable when > > at dawn and dust when the sun is not visible. > > As a general thought (speaking of the devil, I actually thought about > the cloud lighting effect the other night as I was driving home, even > though I can't really using FG due to superseded hardware), but not only > the cloud thickness has an effect, but also the cloud base, and the size > of the city which is lighting the clouds. Large cities definitely have > an obvious effect, and medium towns (medium being population 7000 or > more) have a smaller, but noticable effect, as well. Any smaller than > this, and they tend not to have either the ground coverage with > accompanying lighting, or the heavy industry which would have enough > high-powered lighting to leave a "footprint". For an obvious example of > what I'm referring to, drive through a rural area which has small towns > spotted around at a general distance of 5 to 10 miles from each other, > with a large city or two at a range of about 20 to 30 miles out. Of > course, this applies on a cloudy night...you'll see the difference > between the small towns and the cities. > > JD _______________________________________________ Flightgear-devel mailing list Flightgear-devel@flightgear.org http://mail.flightgear.org/mailman/listinfo/flightgear-devel 2f585eeea02e2c79d7b1d8c4963bae2d