On Tuesday 20 December 2005 09:55 am, Martin Spott wrote:
... After the 'standard' shapefile-based scenery has
proven to work we can start tackling issues like the Great Lakes
shorelines and such.
I think whoever is the gate keeper for scenery improvements is going to be a
VERY busy person!
On Tuesday 13 December 2005 03:00 pm, bass pumped wrote:
...
How hard would it be to put Flightgear on a PSP.
...
You know you're getting old when you have to google PSP to find out what it
is. I always thought it was Pierced Steel Planking.
Dave
On Sunday 11 December 2005 08:02 am, Melchior FRANZ wrote:
* Dave Culp -- Sunday 11 December 2005 05:05:
The reverser method has changed. You set the reverser now by adjusting
the /fdm/jsbsim/propulsion/engine[x]/reverser-angle [...]
The property /engines/engine[x]/Reverser doesn't work
On Friday 09 December 2005 07:01 pm, Ampere K. Hardraade wrote:
We seem to be missing a screenshot of our online map. :)
http://www.cs.yorku.ca/~cs233144/onlineMap.jpg
We may need a logical place at the FlightGear website to put more info up
about the multiplayer capabilities. Right now I
On Sunday 04 December 2005 11:27 am, Joacim Persson wrote:
Reverser is also no functional. Can't tell if this is simply not
implemented or if this ...
The reverser method has changed. You set the reverser now by adjusting the
/fdm/jsbsim/propulsion/engine[x]/reverser-angle property (where x
On Thursday 08 December 2005 08:51 am, bass pumped wrote:
I'm trawling for topics to do my masters thesis on. My interest in
intelligent flight control. Anyone have any good ideas??
The money will be in automating air transport, beginning with replacing the
current ATC system with a
On Wednesday 07 December 2005 03:54 pm, Curtis L. Olson wrote:
I'm thinking of doing some work to impliment a flight director (such as
the bendix-king KFC 200.) Has anyone made an AI that includes a movable
V-bar?
I had a split axis type flight director working in the 737 panel back when I
It looks like the main problem with the 747-100 configuration file is the
ground effect factor in the drag section. Here it is:
FACTOR NAME=kCDge TYPE=VECTOR
Change_in_drag_due_to_ground_effect
11
aero/h_b-mac-ft
none
0
On Monday 05 December 2005 03:40 pm, Dave Culp wrote:
It looks like the main problem with the 747-100 configuration file is the
...
Sorry, this was meant for the JSBSim list.
Dave
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On Monday 05 December 2005 04:19 pm, Buchanan, Stuart wrote:
So, here my ignorance of aerodynamics comes to the fore: Why does ground
effect reduce drag?
I thought it only affected lift?
It does both. It reduces drag by reducing the spanwise airflow, which gives
the wing a higher apparent
On Sunday 04 December 2005 11:27 am, Joacim Persson wrote:
I couldn't help but notice that the JSB version of the 747 has a lift-ratio
which would make a sailplane pilot envious. One can glide about with full
flaps, gear out etc with AoA at 30--40° in 80 kias and keep it level. ;)
...
The
On Sunday 04 December 2005 05:55 pm, Joacim Persson wrote:
Then for some reason all those numbers are ignored.
Actually it seems that what's being ignored is my previous email. I'm not
interested in helping you fix your problem if you aren't.
Dave
On Saturday 03 December 2005 01:26 am, Vassilii Khachaturov wrote:
2) when I hit the F3 to generate the above snapshot, I got an unusual
attitude, from which it was very difficult to recover
Are you flying using the mouse?
Affirmative.
When you hit F3 the cursor is slewed to the
On Friday 02 December 2005 04:18 am, Vassilii Khachaturov wrote:
2) when I hit the F3 to generate the above snapshot, I got an unusual
attitude, from which it was very difficult to recover
Are you flying using the mouse?
Dave
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On Sunday 27 November 2005 08:56 pm, Jon Berndt wrote:
No. The VRP defines the location of an agreed-upon reference point in
structural coordinates. The CG, eyepoint, gear locations, etc. are all
defined (in JSBSim) in structural frame.
...
That was my understanding of it, but it seemed to
On Sunday 27 November 2005 05:19 pm, Martin Spott wrote:
Sets correctly the VRP at the nose :
Yep, the VRP appears actually to be located at the nose, but the offset
to the CG is still missing :-)
Have a try, look at the aircraft from an outside view (chase view w/o
yaw), activate the HUD
On Thursday 17 November 2005 09:45 am, Melchior FRANZ wrote:
Here are four screenshot offerings for the FlightGear page.
...
http://members.aon.at/mfranz/seafire-nimitz.jpg [70 kB]
Well, *that's* a fine time for the engine to quit :)
Dave
On Thursday 17 November 2005 10:58 am, Melchior FRANZ wrote:
IOW: This was intentional. :-P
OK, but it still looks odd. BTW, very nice screenshots. If I may I'd like to
include two screenshots showing FG capabilities that are also missing from
the website. One from me:
On Tuesday 15 November 2005 10:26 pm, Patrice Poly wrote:
I've just tried the 0.9.9-pre3
...
but, what has happened to the thermal scenario ?
I don't have pre-3 downloaded yet, but it works in pre-2. Do you have the
file data/Data/AI/thermal_demo.xml ?
Dave
On Wednesday 16 November 2005 10:22 am, Patrice Poly wrote:
well, there simply wasn't isn't any Data/AI/ directory...
Oops, maybe the data/Data directory has been renamed? There was talk about
this earlier. I'll check out pre3 and have a look.
I got it from CVS, now sgs233 starts.
When
On Wednesday 16 November 2005 11:37 am, Dave Culp wrote:
On Wednesday 16 November 2005 10:22 am, Patrice Poly wrote:
well, there simply wasn't isn't any Data/AI/ directory...
Oops, maybe the data/Data directory has been renamed? There was talk
about this earlier. I'll check out pre3
Due to underwhelming response to my previous post concerning a test run of
0.9.9-pre2, I'll repost now. Here is the console output while running the
F-16:
Dent: .Dent: ..Dent: EHAMopening
file: /home/dave/FlightGear-0.9.9-pre2/data/Navaids/carrier_nav.dat
On Friday 11 November 2005 08:31 pm, George Patterson wrote:
/home/dave/FlightGear-0.9.9-pre2/data/Aircraft/c172r/Models/c172-dpm.ac
Does this file exist?
It exists in CVS data, but not in 0.9.9-pre2 data. I think the underlying
question is the more interesting one. Why is FG trying to
The message:
WARNING: ssgLoadAC: Failed to open
'/home/dave/FlightGear-0.9.9-pre2/data/Aircraft/c172r/Models/c172-dpm.ac' for
reading
appears all the time now because FGAIMgr::init() attempts to pre-load this
model even if the AI-Traffic system is disabled (and it's disabled by
default).
Aside from the already mentioned glitch about the missing cloudlayers.xml
file, I was able to build 0.9.9-pre2 without any problems on my linux box. I
am getting some extraneous console output, which perhaps needs to be cleaned
up. (This is using the default log level, running the T-38 from
On Wednesday 09 November 2005 12:58 pm, Ralf Gerlich wrote:
...
some time ago a new version of the joystick configuration file for
Logitech Wingman FF 3D was committed, containing a change to the
throttle-handling.
Shortly after that I couldn't get the engines down to idle. As I
noticed,
Can you
set a piece of a model to flash somewhat randomly using only XML
animation code?
That said, I really think the AIThunderstorm calls should be without a
visual model and should be called by the 3d clouds code and METAR
weather code instead.
I don't understand. Are you saying
Yes, the 3d clouds can draw good thunderstorm clouds and lightning and
rain, the weather system can detect when they are needed. The only part
missing is the accurate updrafts.
OK, just looked at them. They look nice and sound great. Are they GUI
controlled only? I couldn't find anything
On Monday 07 November 2005 12:39 pm, Durk Talsma wrote:
Tomorrow, I'm flying out to Canada
I have two words for you: Sleeman Dark
http://www.sleeman.com/en/html/beer/sl_brands/dark/index.htm
Dave
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Currently, in CVS FlightGear, it's possible to place an AI thunderstorm in the
FlightGear world which has both turbulence and lightning. See the AI
scenario called bigstorm_demo.xml. The turbulence is controlled by each
instance of the thunderstorm, so you could have several storm AI entries,
On Thursday 03 November 2005 01:14 pm, Mike Kopack wrote:
Or is this just a glaring big black hole with the FG scenery ...
What is this? Crap on FlightGear week?
Dave
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On Sunday 30 October 2005 03:23 am, Erik Hofman wrote:
Dave Culp wrote:
2) Texture cropping for 2D panels so that Attitude Indicator ladders
stay in bounds.
This can be done now by using the texture animations;
texrotate and textranslate
See FlightGear/data/Docs/model-howto.html
Can we change the names of the documents so there is only one dot per name?
For example README.xmlpanel.html should be README-xmlpanel.html or
something like that. The file association settings in KDE get confused by
multiple dots.
Dave
___
On Sunday 30 October 2005 06:50 am, Melchior FRANZ wrote:
* Dave Culp -- Sunday 30 October 2005 13:29:
Can we change the names of the documents so there is only one dot per
name? For example README.xmlpanel.html should be
README-xmlpanel.html or something like that. The file association
Ow, that I'm not sure of.
I guess it would be better to backport this code to support 2D panels
also then.
The only thing lacking in the 2D code now is the ability rotate, translate,
and *then* crop a texture. Maybe it would be required that the texture be
drawn to a context in memory,
On Sunday 30 October 2005 06:50 am, Melchior FRANZ wrote:
No, they aren't. KDE doesn't even look at the name. It looks at the
contents via file-derivative. (See $KDEDIR/share/mimelnk/magic) I have
never had problems with multiple dots in file names. I'd rather guess that
your setup has
Using CVS FlightGear I find that the s key switches instrument panels even
when the property /sim/allow-toggle-cockpit is false. I see the key
binding uses not in the condition test. Shouldn't the not not be there?
Or not.
Dave
___
Is it time to establish a wish list for the next release (or did I miss it?).
Maybe this should be called a things to wrap up list, if it's too late for
a wish list. BTW, I looked for a wish list at the flightgear.org website
and found a goals page, which is a similar thing as a wish
I'm getting these errors while compiling CVS FlightGear, with CVS SimGear.
Using gcc version 3.4.1, linux system
if g++ -DHAVE_CONFIG_H -I. -I. -I../../src/Include -I../.. -I../../src
-I/usr/X11R6/include -I/usr/local/include -g -O2 -D_REENTRANT -MT
environment_ctrl.o -MD -MP -MF
I'm getting these errors while compiling CVS FlightGear, with CVS
SimGear.
...
Please double-check your version of metar.hxx in SimGear. Mine (1.6) has
...
Vassilii
Thanks Vassilii, that was it. I must have botched my cvs commands earlier.
Dave
Sometimes at the same time I also see the aircraft tumbling backwards and
having its tail going underground, controls held neutral, tailwind never
exceeding 7 knots. Could this be that the model doesn't account for the
pilot's weight?
Tumbling backwards is usually an indication that the
screenshot: http://home.comcast.net/~davidculp2/PC7-winter.jpg
BTW, my lakes are still blue. Do we need an ice-water texture?
Dave
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On Thursday 13 October 2005 01:13 pm, Ampere K. Hardraade wrote:
Is it a priority to have a voice comm at the moment? A voice comm would
serve no purpose if there is no one being the ATC.
I think we should focus on text-based ATC first. With text, it would be
much more easier to create an
Does anyone know if the DME calculation to a VORTAC is based on slant
range? Noticed when flying over a fix say at FL350, the range goes down
to zero at station passage. It should be the AGLvalue of the aircraft
over the station.
OTH a waypoint based on radial intersections or GPS would go to
So what basically happens now is that at the (startup) airport the AGL
would be reported correctly, but once the terrain elevation increases
the reported AGL won't change (like in real life).
This sounds more like HAA (height above airport) or HAT (height above
touchdown). Height AGL should
... how do I get the distance from
my current Lat/Long to another Lat/Long?
There's a function in SimGear that does this. See
SimGear/simgear/math/sg_geodesy.cxx for a function called int
geo_inverse_wgs_84()
This may be overkill for your application.
Dave
Nice model. I particularly like the horizon ball.
I particularly like the fact that they used FlightGear :-D
And I also like the fact that they used JSBSim and started with aeromatic :)
Dave
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Since the MB-339 PAN is an on-going project, we plan to release
an improved version of the aircraft (with smokes?).
We have smoke/contrails now, but they need a lot of work:
http://home.comcast.net/~davidculp2/contrails.jpg
They look OK from some angles, and look bad from others. I
...
This bug showed up about 10 days ago with an update from cvs. Any ideas
what is broken?
I've got a hunch. Dave Culp may have an idea. I'll take a look, too.
Sorry. I haven't been following the FG CVS logs.
Dave
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Today i found out, that using the T38 overwrites other scenario settings
which are set in the preferences.xml file.
It's been like that for over a year.
Scenarios should never be set in the aircraft's xml files.
Unless the aircraft is demonstrating an AI capability.
So the question is: How can I easily calculate the distance and how
many nautical miles are out of reach (thinking of e.g. radar systems)
?
You can compute distance at an altitude using SimGear functions
Ack, don't even *think* about doing the math in a GIS datum.
I agree. You
Have been having a problem on my desktop PC where fgrun seg faults when
I hit the run button, so I can only start fg from the command line.
I bought a laptop last weekend and did a fresh install of
plib,simgear,fg cvs fgrun cvs using fltk 1.4 (with threads) and I'm
getting the same problem.
Anyone know the altitude of the approach lights in FlightGear? They
should be the same as the threshold, about 13 feet. They seem to be
much lower here, so they're covered by the light structures.
The altitude of the approach lights vary based on viewer distance
(and/or altitude?)
I've been working on the approach light structures at KSFO. They look OK in
the daytime:
http://home.comcast.net/~davidculp2/lights_day.jpg
But at night some of the approach lights are covered:
http://home.comcast.net/~davidculp2/lights_night.jpg
Anyone know the altitude of the
void
readXML (istream input, XMLVisitor visitor, const string path)
{
XML_Parser parser = XML_ParserCreate(0);
...
XML_ParserFree(parser);
cout A-3 endl;
throw sg_io_exception(Problem reading file,
sg_location(path,
I just downloaded the latest OpenAL from CVS and can't get SimGear to compile
with it. Here's the error:
if g++ -DHAVE_CONFIG_H -I. -I. -I../../simgear -I../.. -I/usr/X11R6/include
-g -O2 -D_REENTRANT -MT openal_test1.o -MD -MP -MF .deps/openal_test1.Tpo
-c -o openal_test1.o
What are you trying to compile it on?
linux
Mandrake 10.1
gcc 3.4.1
plib 1.8.4
Dave
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http://mail.flightgear.org/mailman/listinfo/flightgear-devel
2f585eeea02e2c79d7b1d8c4963bae2d
I just downloaded the latest OpenAL from CVS and can't get SimGear
to compile with it. Here's the error:
apply this patch
--- openal_test1.cxx30 Apr 2004 00:44:04 - 1.5
...
Thanks Alex,
Just curious ... Is there any reason why OpenAl doesn't offer stable releases?
Dave
Here's some guy flying the River Visual to Runway 19 at DCA. This is a
19MB avi file. I'll leave this up for a couple days, then remove it to
put the hangar back up.
http://home.comcast.net/~davidculp2/dca_visual_19.AVI
Dave
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http://sites.estvideo.net/tipunch/flightgear/lab/shadows.html
Let me know what you think of that.
Wow, that looks great. How much of a frame rate hit did you get?
Dave
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I have started to add some volumetric shadows in Flightgear.
Does the canopy frame cast a shadow on the cockpit interior?
Do transparent surfaces cast shadows?
( I don't mean to be annoying, just curious. This would add a whole new level
of realism to 3D cockpits :)
Dave
On Thursday 16 June 2005 06:52 pm, Drew wrote:
Is there an existing interface to allow non-ownship objects to be
positioned using the propery system? If there's an easy way to
specify lat, long, alt, roll, pitch, and heading, that would be really
helpful.
I'm sending you a file off-list.
Could some of you help me out and test this solution to the JSBSim property
cloning-after-reset problem? In the file
source/src/FDM/JSBSim/FGFDMExec.cpp, line 137, just comment out the FDM
counter, like this:
//FDMctr++;
It works well here, but I'd like to make sure it works for those who
//FDMctr++;
Tested with my own carrier landing patched release :
IT IS OK == no clone now, JSB specific Functions working after reset.
Thanks Gerard,
I've commited the fix to the JSBSim CVS branches. Note that this will not
allow multiple instances of JSBSim, which nobody is using
This is a poll. Does anyone really want the FDM to allow flying under the
terrain, or was that a misunderstanding by me?
If nobody wants it then I think it should be disallowed.
Dave
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On Wednesday 08 June 2005 10:36 pm, Ampere K. Hardraade wrote:
Perhaps seperating land and water would be the next thing on the agenda?
If this is in regard to the AI ships driving onto land, the AI ships and AI
carrier can accept a flight plan, but the ability to follow the flight plan
has
Just checked in a JSBSim.hxx and JSBSim.cxx to JSBSim CVS that makes crash
handling user-configurable. The default behavior is the current
subterranean flying behavior. If the user sets the property
/sim/pause-on-crash to true, then the sim will pause on crash, which is the
same behavior
Before I get too far on the property node cloning thing I want to make sure
this isn't a feature rather than a bug. Does anyone want there to be old
/fdm/jsbsim property nodes kept around whenever fgInitFDM() is called?
As background, when the sim is reset using this:
I believe you are seeing the results of a new capability that Dave Culp
added to JSBSim recently.
Aaah, I sense something: This might be a means to automagically
re-incarnate crashed AI aircraft :-)
Actually I added the reset-after-crash to my OV-10 sim because it will be used
It could easily check another property and then decide whether to use
the old behavior or automatically reset. That property could have a
user-friendly setting in preferences.xml, and everyone else could change
it locally.
Yep, that would be best solution. I'll see if I can get to that
Anybody know where I can find the wind angles relative to
the aircraft?
I don't think these exist in the property tree, but you can always take
/environment/wind-from-north and /environment/wind-from-east and then
convert these to body coordinates using the aircraft's heading.
Dave
After a couple hours of flying around the Sembach/Ramstein area I've twice
gotten ground cache errors, with this console output:
prepare_ground_cache(): trying to build cache without any scenery below the
aircraft
FGInterface is being called without scenery below the aircraft!
altitude
Still, I didn't mean to blame the problems on the
FDMs. I just called it FDM stuttering because this is what the user sees
(and because the ground-cache code is in the FDM/ directory :-) But the FDM
only stuttered, because it wasn't called in time, because of unfortunate
groundcache/beacon
well-loved no scenery below the aircraft ground cache message.
I don't get it, I didn't see this behavior until after I committed the
patches, when I noticed it once. Melchior has these patches also applied
and didn't complain.
Maybe this is something to do with OS, compiler, or video card?
Only JSBSim doesn't. :-(
While we're finding out the cause and fixing the ground cache thing, how about
making a small modification to JSBSim.cxx that will spit out useful data and
*not* freeze the FDM? (about line 409)
// Compute the potential movement of this aircraft and query for
I'm actually working thru the same type of problem... my nav.dat files are
within the Navaid folder as a Zip file. I can open the file and make my
alterations, but returning the file to a zipped.dat file is escaping me.
This seems to be the case for apt.dat, awy.dat, and nav.dat. Has anyone
Airports and Navigation Data Total
Before2 min 40 sec3 min 50 sec
After 1 min 40 sec2 min 50 sec
It's still the most significant part of the load process - can we be even
more clever yet?
How about an
Thanks Curt and Phil. After looking around in the view manager and trying
many different combinations of XML settings, I finally took the easy way out
and changed the airborne clip plane distance in renderer.cxx to 0.5, rather
than 10. That solves my problem, but don't know if anyone else
I finally took the
easy way out and changed the airborne clip plane distance in renderer.cxx
to 0.5, rather than 10. That solves my problem, but don't know if
anyone else would like that move
The issue would only be related to the width of the Z buffer. I was
running a Voodoo card
(2) I don't allow multiloop to become higher than, currently, 80.
diff -u -p -r1.20 flight.cxx
--- flight.cxx 22 Nov 2004 10:10:33 - 1.20
+++ flight.cxx 26 May 2005 05:07:44 -
@@ -83,7 +83,13 @@ FGInterface::_calc_multiloop (double dt)
// ... ok, two times the roundoff
Just out of curiosity I removed the three tall scenery objects I had placed at
Sembach, then flew around there for 30 minutes with no more ground cache
errors. I think the problem comes from overflying the edge of a tall scenery
object. Just a guess.
Dave
We should probably come up
with some kind of standard way for the FDM to signal to the rest of
the simulator that it has detected a collision and stopped.
I agree it's time for crash detection and handling. I just added a basic
version to my OV-10 sim (can't have public users wallowing
I have a cockpit view system set up for the OV-10 sim that uses a 2D forward
view and 3D side views (screenshot :
http://home.comcast.net/~davidculp2/2D_3D_views.jpg
It's controlled by some nasal scripts I bound to the arrow keys. Here are the
up(forward) and left bindings:
key
If you want to do push-mode handling with an FGCommand and make it
settable by the user, you can have the command call (or be) a Nasal
script that can be assigned by the user (e.g. globals.crashHandler =
myFunction). Or have it indirect through another FGCommand binding
found in the property
Lately I've been flying around German terrain and have been getting an FDM
freeze at seemingly random occasions after flying for ten minutes or so.
Here's a screenshot of the freeze:
http://home.comcast.net/~davidculp2/fdm_freeze.jpg
The user airplane is frozen, but other things
That happen often for me with message on the console:
FGInterface is beeing called without scenery below the aircraf
What logging level did you use? --log-level=?
Dave
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I tried log-level=info and flew around Sembach until it happened again.
Here's some console output:
...
prepare_ground_cache(): ac radius = 11.7738, # leafs = 0, ground_radius = 0
prepare_ground_cache(): trying to build cache without any scenery below the
aircraft
FGInterface is beeing called
prepare_ground_cache(): ac radius = 11.7738, # leafs = 0, ground_radius = 0
prepare_ground_cache(): trying to build cache without any scenery below the
aircraft
FGInterface is beeing called without scenery below the aircraft!
The last line comes from JSBSim.cxx line 425, inside the function
During sim startup, about 2 or 3 seconds before the world appears, the
splash image is distorted, most often stretched vertically, sometimes split
in two vertically. It's been doing this for a long time, maybe a year or
more, but I've been ignoring it until now.
Anyone else getting this?
You'll notice a non-working digital ASI crept onto the panel somehow,
I've not spotted where that's coming from or I'd remove it!
That's the Netto Variometer I believe. It works.
Dave
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A predator model is available here:
http://www.simviation.com/fs2002military19.htm
It will be in MDL format, which works in FlightGear, however if you want to
animate any part of it you'll have to convert it to *.ac format.
Well, not so fast :( This model appears to be in a newer
That's the Netto Variometer I believe. It works.
No offence intended, but I've just removed it from what will become the
next release of the Colditz Glider. It's a bit anachronistic! The other
instruments were at least available in 1944/45 even if not fitted to
this particular machine.
MenuBar-View-Rendering-Enable 3d clouds
I can't get the new 3d clouds to appear here either.
Same here. I don't get 3D clouds. Using CVS from ten minutes ago.
I set the weather scenario to thunderstorm and I get rain. I select Enable
3d clouds in the Rendering options dialog and nothing
Same here. I don't get 3D clouds. Using CVS from ten minutes ago.
I'm pretty sure the new clouds don't work in 16 bit graphics mode.
I think I'm running in 24 bit mode. My xwininfo ouput is:
[EMAIL PROTECTED] dave]$ xwininfo
xwininfo: Please select the window about which you
Same here. I don't get 3D clouds. Using CVS from ten minutes ago.
Never mind. I had --disable-clouds in my command line string. The clouds
work fine, and look very nice.
I see though that they don't work well with the AIStorm. The rain shaft under
the storm hides the 3D clouds behind
I have added a tank to flightgear but the model is not to scale, appears
below the ground, and doesn't face the right direction. If I understand
correctly the model should have values to correct this in a xml file, but I
can't find documentation for the properties to define them. Can someone
How did you made that ?
Is it a scenari object inserted in the .stg or a run time generated poly
from a text string ?
I made a simple 1000m long rectangle to form the sign. The texture is a
256x256 rgb that can contain about 8 city names (depending on font size, of
course). I put it in the
http://home.comcast.net/~davidculp2/city_sign.jpg
It's easy enough to do using the date from GNS
(http://earth-info.nga.mil/gns/html/) the biggest quiestion is how to
generate the signs - imagemagick could be used to generate a texture to
add to a standard model (and an appropriate xml
As I'm very visually challenged, a sign in the air over an airport saying
KJFK 2.5 miles or some such would be a big help finding my way around.
Identifying particular buildings in the air would be nice too. (Golden Gate
bridge, Washington Monument, landmarks like large cemetaries and parks).
http://members.aon.at/mfranz/marker.jpeg [60 kB]
It popped up balloons over the nearest 5 airports. Was all done by
my late metar script written in Perl. I would just need to add some
text ... :-)
You win the prize for style :) Those look nice.
Dave
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