Hi,
Did an upload of the the latest CVS 1.9.1, build went just fine but when
starting the following happens...
[cas...@rampart FlightGear]$ ./run
***
***
*** Warning: changing bad FG_ROOT/--fg-root to
'/usr/local/share/FlightGear/data'
***
***
***
***
*** Warning: changing bad
OK, that cleared up the path problem. As for the seg fault, decided to
step back to 1.9.0 and now I'm starting to regress :-(
Running centos-5.3 (64-bit version) and the latest boost version there is
1.33, so tried a build without boost rather that trying an upgrade to 1.34
Simgear-1.9.0
Hi,
We're working on a project to feed back information about airflow on
a wing to the pilots skin (tactile feedback). Our project web page is
here-- http://www.d.umn.edu/~cprince/PubRes/FbF/
Right now, we're pretty early in progress and working with simulated
wings. I've started using
Hi,
Can anyone point me to where Total_Air_Temperature (tat) is calculated.
Tried grepping on several variations of the term but only found an
initialization of the value to zero in fdm/flight? Or is it even being
calculated?
Thanks
John
Hi,
Have been away and out of the loop for quite a while, so maybe something
is missing
this is straight out of the box
Making all in GUI
make[2]: Entering directory `/usr/local/src/FlightGear-2.0.0/src/GUI'
if g++ -DHAVE_CONFIG_H -I. -I. -I../../src/Include -I../.. -I../../src
:
This looks like your Simgear is out of sync with your Flightgear. If
you're
compiling Flightgear from CVS you need to use Simgear CVS; conversely,
Flightgear from the release needs Simgear from the release.
Tim
On Sat, Mar 13, 2010 at 4:46 PM, castle cas...@mail.mminternet.com
wrote
Hi,
Can anyone shed some light on the following question?
Does JSBSim calculate elevator position and control hinge moments based on
the general equation of motion, including inertial coupling, is described
by Etkin( 1982 ), or do the FDMs simple accept the value provided via FG
or a network
On Mon, 2010-03-22 at 10:03 -0700, cas...@mminternet.com wrote:
Hi,
Can anyone shed some light on the following question?
Does JSBSim calculate elevator position and control hinge moments based on
the general equation of motion, including inertial coupling, is described
by Etkin( 1982 ),
Just to be pendantic.. ;-)
wgs-84 is an oblate spheroid and an equipotential gravity model which is
what I think we all meant by round. I would image FSX also uses it, if
not then this a definite plus
for you math types, it can be modeled using 2nd order Bessel functions for
orbital
Having some problems with a new 2.0 build for FG starting with SimGear..
(files downloaded from git server)
Version FG-1.9.1 ran with boost from a staged library and that worked;
with the latest that failed so first did a boost build that was successful
as in ...
,
The Boost C++ Libraries were
It has been a long, long time since I last did a build or update, what
am
I missing/forgetting? Is boost now mandatory? What
advantage/improvement
is realized with boost?
Yes, boost is mandatory now, but currently only some header files are
required, no libraries.
Running configure
Yea, that turned out to be the problem. Not sure why, but as a last resort
and late at night I reinstalled the Nvidia driver and that cleared the
problem.
Now I'm looking for a good doc or tutorial on creating AI traffic and
lots of activity at an airport. Have a couple of talks coming up to
Hi,
Trying to retrieve latest from git...
was able to create tar files for flightgear and simgear, download, extract
and compile, however the fgdata refuses to cooperate
when trying to create a tar of master the webpage goes blank with firefox
and under MS browser reports webpage cannot be
Hi,
Tried to set the OTW view to a horizontal FOV of 66 degrees, browsing
properties indicates /sim/current-view/field-of-view is set to 66 and even
tried it at 90 degrees, but actual view does not change. Left edge shows
parked 737 and portion of the checkered ILS shack. Tried a lower value of
Hi,
Hmmm, I would take it one step further...
You write and operate an FG/VATSIM server running on a dedicated
machine(s) and publish the FG open source interface and protocol. The
VATSIM side and source in the server is closed and operates with an
approved NDA. Anyone may join from the FG
Hi,
When running a slave and master configuration noticed a problem with the
indicated altimeter. FG version is 2.0.
Sitting on runway at KSFO master properties show
Contents of /instrumentation/altimeter
indicated-altitude-ft (16.21034188)
mode-c-alt-ft (0)
pressure-alt-ft (17.40378625)
Hi Jack,
If you want to rule out the sort of dumb stuff that I do here, try taxiing
a
short bit. Do the slave views follow at the wrong altitude? Or is it
possible there's a comms problem and the slaves aren't getting updated at
all (so they start half submerged.) I'm pretty sure the
Need new graphics cards amd will upgrade to a quad-core machine. In
the
meantime going to offload some of the number crunching for one of the
projectors to a slave to shoot the videos for the UCD presentation.
UCD ??
University of California at Davis
Go to www.lugod.org for details on the
Hi,
In the Docs directory, the write up on multi-screens regards seperate
windows states:
The displays are arranged in a shallow arc with the left and
right displays at a 45.3 degree angle to the center display because, at
the assumed screen dimensions, the horizontal field of view of one
Is there a way to specify multiple preference.xml files in the data
directory?
Running a multi-core machine and need to run three instances of fg, each
with a different view with the camera specified in the xml file, but don't
want to run extra copies of the cameras in the slaves; just the camera
I think what your looking for is the --config option, it allows you to
load arbitrary xml config files. So just create a separate xml for
each camera definition and then use the --config option to load the
appropriate one for that instance of fgfs.
cheers!
--Jacob
Thanks, that sounds like
I think what your looking for is the --config option, it allows you to
load arbitrary xml config files. So just create a separate xml for
each camera definition and then use the --config option to load the
appropriate one for that instance of fgfs.
cheers!
--Jacob
OK! disregard the
Latest progress report...
Got the new quad 4 machine up and running
3 instances of fg running, one master two slaves using 127.0.0.1:550x as
the network interface. Flying (simming) is fun again ;-)
Took a bit of brain storming organizing/editing the xml files to bind each
fg instance to a
Some years ago i wrote my own driver that interfaces my sim hardware (a
network of Microchip pics) to FG. It reads incoming messages and writes
the
values direct to the tree.
However, Nasal scripts controlling properties are becoming ever more
prevelant in FG. There can be a fight going on in
Here is what I use in the startup scripts for the 747 sim
# Get a time update/sync
rdate -s 69.25.96.13
where the IP address is the link to your favorite time server. ;-)
that way it happens auto-magically
use it in each of your machines. It will also take care of any lags when
your machines
Funny little problem here.. It wasn't there last month and have no idea
why it's there now.
After startup a big transparent OK shows up in the middle of the screen,
can't find what is generating that message.
Any ideas how to eliminate it, clicking the mouse on it clears, but can't
always reach
On Thu, Mar 3, 2011 at 4:18 PM, cas...@mminternet.com wrote:
After startup a big transparent OK shows up in the middle of the
screen,
can't find what is generating that message.
Any ideas how to eliminate it, clicking the mouse on it clears, but
can't
always reach the mouse from the
What are the coordinate conventions used for eye position offsets in 2.0?
standard right-hand rule or something else? Messing with the camera
offsets and not getting the results expected. OTOH, the documentation on
the subject is VERY old (circa 2002!). Is it still valid?
John
If you're referring to coordinates in the multiscreen support, they
are OpenGL coordinates: x to the right, y up, z comes out of the
screen.
apologies to all, should have been more explicit...
referring to the view offsets of the eye position defined as the pilot's
location in the cockpit to
On Sat, Mar 26, 2011 at 6:27 AM, Robert dogg...@googlemail.com wrote:
Indeed the jitter is caused by Nasal's garbageCollect method. Simple
test: add a printf (apply attached patch to simgear) and you should
see
the stutter is synchronized with it.
True! The text is printfed with every
Hi,
posted a short videos from the work on panoramic display and image warping
stuff
go to http://www.flickr.com/photos/61165268@N06/ for a look see.
at some point I'll find some time to figure out how git works and post the
source. still needs a little work on the edge blending stuff
He, he, yea..
was in a rush to shoot the video for a talk at UCD after one of the
projectors exhibited a problem inverting the image, so had to re-invert
all the projectors, recompute the mesh(s), realign, and shoot. After
sending the bad boy back for repairs, discovered the problem -- the
Hi Gene,
I've been following your progress on the my cockpit forum and am going to
try a somewhat different approach to produce a 13' diameter mirror.
Idea is somewhat unorthodox so it may not work. OTOH if it does produce a
reasonable image it should be reproducible by the average hobbyist.
Hi,
whether for a reversible or irreversible elevator control system, the
current model needs some improvements, as in:
1) calculation of the local alpha at the elevator due to downwash
effects of the wing/body,
2) determination of the elevator float angle for a free stick condition,
and,
3)
Ok, here are a couple of thoughts on improving the elevator model; as
always comments and suggestions are welcome, flames will be ignored
@ line 220 or so of FGAerodynamics add:
alphat = alpha + tailincidence - downwash; // alpha fro the tail
for now we'll assume no flying tails just a
Hi,
...
The only parts lacking in the JSBSim as best as I can determine are some
numbers to define the elevator aero coefficents, hinge moments as a
function of tail alpha and deflection, and changes in the aspect ratio
of the wing as a function of flap deflections that will be used to
On Mar 30, 2011, at 6:06 PM, J. Holden wrote:
Hey everyone,
There is a lot of custom scenery I've contributed just sitting on the
mapserver.
Due to some problems it seems as contributions in the scenery department
have fallen off recently, despite some great recent work with adding
--
From: cas...@mminternet.com
Sent: Wednesday, March 30, 2011 3:57 PM
To: FlightGear developers discussions
flightgear-devel@lists.sourceforge.net
Subject: [Flightgear-devel] Calculating free stick position and forces
Ok, here are a
--
From: cas...@mminternet.com
Sent: Thursday, March 31, 2011 4:03 PM
please cite a source rather than a general statement.
Well you could try section 4.4 of the Datcom (not digital datcom). This
text
is available at
I think you're really beating yourself up the hard way. ;-)
My suggestion:
get a board from
http://www.diolan.com/i2c/u2c12_doc/u2c_spi_config_ss_fun.html
and 7-segment driver chips from Maxim (7219) with an SPI interface (drives
8 alpha-numeric per chip) or a Maxim 6954 that drives 16
My suggestion:
get a board from
http://www.diolan.com/i2c/u2c12_doc/u2c_spi_config_ss_fun.html
Bookmarked, I will read more about those products, but looks to
beexpensive, I'm going for a cheaper (more homemade) solution. Suggestion
accepted anyway, will think about.
IIRC it was around
Hi Durk,
Just a thought...
Is it possible to design/redesign the AI stuff so that it propogates
across multiple computers or cores via some IPC process -- most likely
sockets. Shared memory would be ideal, but not sure how MS or Mac would
handle that.
On my 747, running with a quad core I5
Harry Campigli wrote:
I also have a sim built of multiple machines and would add support to
Johns
comments about a socket to feed or maybe even just sync AI to other
machines.
The other consideration possibility is allowing for a mechanism in future
feeding external live AI sources, for
Hi,
Was also looking over Thorsten's pics and writeup on the FG forum (assume
those were the pics referenced) and wondering how to go about setting up
the cloud scenery.
Looked over the README.3DClouds writeup and that pretty much answered the
howto but was unable to find any complete xml files
See Environment/cloudlayers.xml for the cloud definitions used in the
global
3D clouds.
Found it, so assume you need to add a reference in the preferences.xml
file to include this xml file for cloud types, correct?
Two related questions:
1) how does one enable (use) the hi-res texture
Hi Curt,
A while back Tim Moore offered to post the image warping code onto the
GIT site. Since then I've not heard from him and emails have gone
unanswered -- no idea as to why... :-(
At any rate, tried to setup a GIT library myself and nothing but
frustration and zero success in setting up a
Hi Jack,
I'm kind of slogging through a stressful day today with some other stuff
hanging over my head. If the patches are intended to go into the main
line,
I'd love to have Tim take a pass at reviewing them. For a quick hack you
could just do a traditional diff -c sort of patch if you
He, he
Now it makes more sense.
Thanks guys
John
On Mon, 4 Jul 2011 09:57:32 -0600, Ron Jensen wrote:
On Monda 04 July 2011 08:38:26 John Wojnaroski wrote:
toOsg
Converts SG Vectors to OSG Vectors
simgear/simgear/math/SGVec2.hxx
simgear/simgear/math/SGVec3.hxx
Hi,
Browsing the panel.cxx source to understand how hotspots are
implemented; looks like we're still using the x y coordinates of the
mouse click to determine which insrument, switch, knob, whatever is
activated.
If so, has anyone consider an alternative approach to use pixel colors
to
Just downloaded 2.6. Is the Gnu make system deprecated?
Previously I used ./configure --enable-osgviewer for a multi-camera/projector
system; how is that now accomplished in 2.6? Or did I miss something when
extracting the files. The README* files autoconf and Linux still call the
automake
@lists.sourceforge.net
Sent: Monday, February 20, 2012 11:05:44 AM
Subject: Re: [Flightgear-devel] New Build Process?
castle...@comcast.net wrote:
Just downloaded 2.6. Is the Gnu make system deprecated?
Yup, that's been adequately discussed on this list. Please visit:
http
, February 20, 2012 10:45:01 AM
Subject: Re: [Flightgear-devel] New Build Process?
castle...@comcast.net wrote:
The writeup on the wiki seems a little thin; [...]
that's just because CMake is s easy to use ;-))
Cheers,
Martin.
--
Unix _IS_ user friendly - it's just selective about who
: [Flightgear-devel] New Build Process?
On Tue, 21 Feb 2012, castle...@comcast.net wrote:
Probably true if your a cmake type ;-)
My immediate problem is how to express ./configure --enable-osgviewer
in cmake. any notes/info on that point?
I'm fairly sure that is the default (and possibly only
Hi,
I've been using 12 bit resolution. Need it since I'm also operating with a
control force loading system and autopilot. If you go to 12 bits suggest you
get some high res, multi-turn pots or some other systems (like magnetic) to
give you the precision that warrants 12 bits. If you're using
Hi,
Can someone point out a good, current tutorial or forum/chat room for building
FG under MS windows. Havng problems with the wiki write-up and can't determine
if it is operator error or problems with the instructions or just suffering
from a case of newbeitis as I've never worked
- Original Message -
Hi Geoff
If you tell more exactly, either on this list, or
direct off list, maybe can help more with SPECIFIC
things...
Using the wiki tutorial Building FlightGear- Windows. I'll take a look and
give the Cmake -Windows version a try.
will give you a shout
Thanks to all,
getting closer, started to build simgear, did not get very far with following
error
c:\fgbuild\projects\msvc100\SimGearcmake C:\fgbuild\simgear -G Visual
Studio
10 -DMSVC_3RDPARTY_ROOT=C:\fgbuild\dependencies
-DCMAKE_INSTALL_PREFIX:PATH=
- Original Message -
From: castle 64 castle...@comcast.net
To: FlightGear developers discussions
flightgear-devel@lists.sourceforge.net
Sent: Tuesday, April 10, 2012 11:12:38 AM
Subject: Re: [Flightgear-devel] FGbuild for MS Windows
Thanks to all,
getting closer
OK, got through the configure and generate operations with CMake
version is 2 dot 7 dot 0
ignoring: ^C:/fgbuild/simgear/.git;\\.gitignore;Makefile.am;~$;
Library installation directory: lib
3rdparty files located in C:/fgbuild/dependencies
BOOST_ROOT is
OK, disregard the previous msg. got a SimGear build started but it failed.
Enough fun for one day, will attack the error msgs tomorrow..
John
- Original Message -
From: castle 64 castle...@comcast.net
To: FlightGear developers discussions
flightgear-devel
Code.
John
- Original Message -
From: castle 64 castle...@comcast.net
To: FlightGear developers discussions
flightgear-devel@lists.sourceforge.net
Sent: Tuesday, April 10, 2012 9:47:00 PM
Subject: Re: [Flightgear-devel] FGbuild for MS Windows
OK, disregard
reply to self
have your morning coffee before engaging the brain. ;-)
found the note on editing zconf.h. Simgear build and install completed; onto
to flightgear
John
- Original Message -
From: castle 64 castle...@comcast.net
To: FlightGear developers discussions
Hi,
The wiki writeup did not talk about using glut or FLTK or whatever for the
graphics. The fgfs build failed.
13 Creating library
C:/fgbuild/projects/msvc100/FlightGear/src/Main/Debug/fgfs.lib and object
C:/fgbuild/projects/msvc100/FlightGear/src/Main/Debug/fgfs.exp
13LINK :
Thanks Geoff,
zconf.h is taken care off,
looked in the libraries and puAux.lib and pu.lib are there. Here is an
extract from the CMakecache.txt file.
//Path to a library.
PLIB_LIBRARIES:FILEPATH=PLIB_LIBRARIES-NOTFOUND
//The PLIB_PUAUX library
Hi Geoff,
Hi Geoff,
A quick reply on the zconf.h fix
At line 287 change #ifdef 1 to #ifdef 0; info from tutorial on building FG
with MSVC 10 Express describes the change.
Bunch of todo's need my attention today, probably won't get back to this until
late this evening or tomorrow to
Hi,
with some generous help and advice from Geoff, finally got an FG build on
windows done, phewww!
Using latest git version as of the 15th.
But now it crashes on startup :-(
Complains about not finding a plugin to read objects from file
c:/fg-2.7.0/fgdata/xx from the
On Mon, 2012-04-16 at 12:53 +, castle...@comcast.net wrote:
Complains about not finding a plugin to read objects from file
c:/fg-2.7.0/fgdata/xx from the gitgo.
Hi John,
Well it seems some good news and some
bad news ;=))
Missing plugin... yes this is quite common,
unfortunately
Is anyone running 2.6 in a multi-monitor mode?
If so, have there been any changes in the syntax in setting up the camera
group? Everything from 2.4 and back works, but 2.6 refuses to display anything
except the center screen using the xml code from the revious versions.
John
Hi
In FG-2.0 Tim Moore modified CameraGroup.cxx to handle multiple spherical
distortion cameras. During the FG-2.2 development cycle I extended that code to
enable creation of a warping mesh as a file and the ability to install the mesh
at init time. (See the March 2011 newsletter)
, 2012 15:32:46 castle...@comcast.net wrote:
We need to fix the problem, just not sure best way to proceed.
Send me that change, I will see how to incorporate that.
This will take some time since my next two weeks are extremely full for me,
but somewhere past that ...
For distortions
Hi,
This email rekindled an idea from a while back. Last year while working on the
747 sim with multiple projectors and a quad core CPU I experimented with
setting up three instances of fgfs - one for each cpu, graphics card, and
projector. The improvement in the frame rate was quite
Subject: Re: [Flightgear-devel] Slow frame rates
castle...@comcast.net wrote:
Multi-core machines have been around for some time now. Perhaps it is
time to think beyond running Flighgear as a monolithic process in a
single CPU configuration.
As a start you may want to visit:
http://www.mail
Hi Stuart,
Unfortunately, the cockpit, projector system, and screen are currently being
redesigned and rebuilt so unable to provide any additional info or pics. It was
disassembled for our move from California to Colorado and using this as an
opportunity to do some improvements in the
: Tuesday, June 19, 2012 11:18:35 PM
Subject: Re: [Flightgear-devel] Slow frame rates
Hi,
On Sunday, June 17, 2012 13:00:15 castle...@comcast.net wrote:
This email rekindled an idea from a while back. Last year while working on
the 747 sim with multiple projectors and a quad core CPU I
Hi,
Is it possible to specify gear up and down transit times for each gear? In real
airplanes the gear never ( well rarely, maybe ) sequence in perfect unison. In
reviewing the xml files for the 737, I note there are transit times defined for
each flap position, but the kinematics for the
@lists.sourceforge.net
Sent: Wednesday, August 29, 2012 9:10:30 PM
Subject: Re: [Flightgear-devel] Gear transit times
Jack,
Check out the attached message from the JSBSim developer list.
Jon
From: castle...@comcast.net [mailto:castle...@comcast.net]
Sent: Wednesday, August 29, 2012 7:52 PM
could make different config for each gear
and add a small offset depending on hydraulic pressure which could have some
random filter applied..
S.
castle...@comcast.net wrote:
Hi,
Is it possible to specify gear up and down transit times for each gear? In real
airplanes the gear never
Jack
- Original Message -
From: Torsten Dreyer tors...@t3r.de
To: FlightGear developers discussions
flightgear-devel@lists.sourceforge.net
Sent: Thursday, August 30, 2012 5:15:21 AM
Subject: Re: [Flightgear-devel] Gear transit times
Am 30.08.2012 03:51, schrieb castle...@comcast.net
HI,
Had been running with fg-2.4 for some time and finally getting around to
upgrading to 2.8. Seems there where some changes to the fuel and tanking system
in JSBSiim starting with 2.6. It breaks the mods made to the code to support
the 737/747 full scale cockpits tanking models in 2.4 and
Hi,
First, thank you to all who answered my query, especially Jon for the details
on the new tanking system.
I've designed a slightly different system that you all might want to consider.
A small portion of the code is in FG.
Starting in controls.cxx (version 2.4) you will find at
line
- Original Message -
Hi,
First, thank you to all who answered my query, especially Jon for the details
on the new tanking system.
I've designed a slightly different system that you all might want to consider.
A small portion of the code is in FG.
Starting in controls.cxx
adding to what Gene said;
first, we have the warping code developed and running in FG-2.6 for a
collimated display system.
second, we also run fgfs on a multi-core machine with three graphics cards.
Performance is around 50-60 fps for each core. and thanks to Jan Comans the 3d
clouds are
Yes, your are correct it you run a single instance of fg with three displays
with whichever scheme you use; e.g. using the XML file to create a left,
center, and right camera for the scene or one of the video splitters to break a
single large camera into three channels for each display.
Hi,
Started a new build for FG-2.10; last build was 2.6
Problem right out of the gate with simgear
Following error output
[castle@rampart simgear]# cmake ../simgear
-- The C compiler identification is GNU
-- The CXX compiler identification is GNU
-- Check for working C compiler: /usr/bin/gcc
Hi,
Thanks to Jan Comans I've been able to sync the 3D clouds across three
instances of fgfs running on a multi-core machine. This, in turn, provides for
some very respectable frame rates of 40 to 50 fps per core with a three
projector system with older generation Nvidia boards ( GT430 and
Hi,
Sent Stuart a set of diff files provided by Jan.
If you would like copies, just holler.
Jack
- Original Message -
Stuart
provides for
on
a
You did indeed add some code - and I have tested it here on 2 machines and
on 2 instances on one machine. It doesn't seem to do what you
Hi,
FWIW passing along an idea, perhaps someone has already thought of it. ;-)
Have been trying to develop a realistic rendition of engine sounds for my 737
cockpit; in particular, the fading of the engine noise as airspeed and altitude
increase from takeoff to altitude and the roar when
87 matches
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