RE: [Flightgear-devel] Latest CVS and updates

2001-11-12 Thread Jon S. Berndt
no terrain intersection no terrain intersection load() base = /usr/local/lib/FlightGear/Scenery Loading tile /usr/local/lib/FlightGear/Scenery/w180n1879048190/w180n1879048191/5712 This is (most likely) caused by the current lack of crash protection in JSBSim. What's happening here

RE: [Flightgear-devel] Scenery server

2001-11-13 Thread Jon S. Berndt
Is the scenery server down? Which one do you mean ? My one is up, for all three services. I meant the graphical scenery downloader at flightgear.org. Both the http and ftp download methods had timed out on me several times. I got what I needed, though. Jon

RE: [Flightgear-devel] Messages FDM -- FGFS

2001-11-13 Thread Jon S. Berndt
Jon sent me some ideas by private mail, and they look workable -- it really comes down to a judgement call about how frequently the messages will be used. If they're relatively infrequent (say, less than a few every second, as seems the case), then we should optimize for ease of coding

RE: [Flightgear-devel] Elevators inoperative

2001-11-22 Thread Jon S. Berndt
You are not using JSBSim from JSBSim CVS are you? No, from the FlightGear CVS. Is anyone able to fly the C172 from today's FlightGear CVS (I know most of you Americans are away at your Thanksgiving)? I flew it today. I did a full checkout and rebuild of everything. Seemed to work fine.

RE: [Flightgear-devel] Re: JSBSim cp2fg script and Makefile

2001-11-28 Thread Jon S. Berndt
So then, to migrate changes in JSBSim.cpp to JSBSim.cxx is a manual process?? This is not something one would normally do. JSBSim.cpp is sort of a driver program that initializes an instance of FGFDMExec and then reads a script or an initialization file and just runs (calls a FGFDMExec::Run()

[Flightgear-devel] Cessna 310 twin-prop right engine problems.

2001-12-01 Thread Jon S. Berndt
Right engine won't start with fresh checkout from simgear and flightgear and using JSBSim CVS files. Tried all combinations of misture, throttle, etc. Jon ___ Flightgear-devel mailing list [EMAIL PROTECTED]

RE: [Flightgear-devel] ANN: Cessna 310 twin-prop

2001-12-01 Thread Jon S. Berndt
It appears as though we've been going too fast ! ;-) There seems to be a few things that are not in sync. Maybe we need to hold off on new changes for a few days and iron out the directory structure? Jon ___ Flightgear-devel mailing list [EMAIL

RE: [Flightgear-devel] Retractable Gear

2001-12-02 Thread Jon S. Berndt
David M. is correct. That drag would already be built into the coefficients, I'd expect. All the best, David ___ Flightgear-devel mailing list [EMAIL PROTECTED] http://mail.flightgear.org/mailman/listinfo/flightgear-devel

RE: [Flightgear-devel] RFC: Keybinding Changes for Powerplant

2001-12-04 Thread Jon S. Berndt
In fact, it you're going to fuss about a change in CG or drag when the gear cycles ( about 4-10 secs) then you should really do something about realistic engine performance for a two or three hour cruise. Might I suggest some sort of random number generator, throw the dice for each engine,

RE: [Flightgear-devel] buildings or planes?

2001-12-06 Thread Jon S. Berndt
So my question is: What is more important to FlightGear buildings or planes? I never made a 3D model of a plane before but AC3D looks so nice I think I could come up with something. Buildings. I can't see how any sane person could say Planes (I could be wrong, though ;-) I like to be PIC

RE: [Flightgear-devel] And the CVS change notifications?

2001-12-06 Thread Jon S. Berndt
Hmm. I got them. I don't know what could have happened. -Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]]On Behalf Of Martin Olveyra Sent: Thursday, December 06, 2001 10:01 PM To: FlightGear Devel Subject: [Flightgear-devel] And the CVS change notifications?

RE: [Flightgear-devel] buildings or planes?

2001-12-06 Thread Jon S. Berndt
Both of them. It is ugly too see an empty airport. An airport filled not only with buildings but also with planes on ground would bring an airport to life. Next time you fly around look out the window. What do you see more of by far? In fact, for great distances you may not see any aircraft.

RE: [Flightgear-devel] buildings or planes?

2001-12-06 Thread Jon S. Berndt
Next time you fly around look out the window. What do you see more of by far? In fact, for great distances you may not see any aircraft. You see aircraft three ways ... Yes, of course. You are kind of biased, though - given what you want to do with the sim. The scene - no matter which

RE: [Flightgear-devel] Starting up flightgear.

2001-12-08 Thread Jon S. Berndt
So what exactly does blade element-ish mean? Is this sorta like a realtime digital wind tunnel sorta thing? Thanks, Nothing of the sort. But Andy appears to have a reasonable approximation for subsonic, anyhow. Jon ___ Flightgear-devel mailing

[Flightgear-devel] Missing file in base

2001-12-08 Thread Jon S. Berndt
Just did a fresh cvs update -dP on the base directory and still get this message: Error loading aircraft file: Failed to open file at /home/Jon/FlightGear/Aircraft/c172-set.xml Jon Jon Berndt Coordinator, JSBSim Project http://jsbsim.sf.net Enter BUG REPORTS at

RE: [Flightgear-devel] Unable to select '--fdm=larcsim'

2001-12-09 Thread Jon S. Berndt
What's the problem you are having with the latest JSBSim? Have you done a total update, yet, of the base package and FGFS? It's flying for me. If there's an error I need to know about it. Maybe Curt is busy this weekend and has not gotten synced. You can grab the latest from JSBSim CVS if you'd

RE: [Flightgear-devel] Unable to select '--fdm=larcsim'

2001-12-09 Thread Jon S. Berndt
I am crashing during initialization of the FDM with the call to set_Euler_Angles() from FGInterface::common_init() Maybe you could try setting a breakpoint in MSVC and stepping into the code starting there. Well, this is news to me. I updated this morning and run fine running from CygWin. I

RE: [Flightgear-devel] Unable to select '--fdm=larcsim'

2001-12-09 Thread Jon S. Berndt
As I said in my post I too have no problem with Cygwin :-) Oh, I missed that. MSVC and MingW32, which uses the MS runtime math library, are having problems though. FWIW, They are MUCH less forgiving to floating point 'problems' then the math libraries that linux and Cygwin use. Hang in

RE: [Flightgear-devel] RFC: FGInterface radical surgery

2001-12-10 Thread Jon S. Berndt
need to create fdm[4], etc. Also probably sooner rather than later, John is going to want to be able to air drop his X-15 from our Cessna 310. :-) Yes, there are some things in work that should *really* be nice that involve multiple instances of JSBSim. I am not against what David (or even

RE: [Flightgear-devel] Compiler error with Cygwin SimGear 0.0.16

2001-12-13 Thread Jon S. Berndt
Paul Deppe wrote: When compiling SimGear 0.0.16 with the latest Cygwin (Win2K) I get the following compiler error. Has anyone else seen this? This is a clean SimGear with ./configure; make. Everything goes well until... I've got CygWin (pretty much the latest, I think) and I

RE: [Flightgear-devel] Uninitialized variables

2001-12-13 Thread Jon S. Berndt
C'tors that don't initialize class members? Ought to have a good reason for that in the class documentation. Otherwise one is writing time bombs in the code. I believe most class members are properly initialized. There are some that may not appear to be, though - that is, the vector and

RE: [Flightgear-devel] Problem in FGPiston

2001-12-14 Thread Jon S. Berndt
I think we need a special case for engine off here. Good catch. I have changed some things in FGPiston (fixed) based on my limited understanding). void FGPiston::doManifoldPressure(void) { // DAVE: CHECK THIS if (Running ) { ManifoldPressure_inHg = MinManifoldPressure_inHg +

RE: [Flightgear-devel] FlightGear TLE

2002-01-05 Thread Jon S. Berndt
Norman wrote: Please stick with 8.3 or else Win9X development will be 'hampered' in a way that would be similar to what Unix development would experience if we were to allow spaces in filenames. I'll stay out of this one except to say that I don't stick with the 8.3 rule in filenames and I

RE: [Flightgear-devel] Compile error latest CVS

2002-01-10 Thread Jon S. Berndt
Behalf Of David Megginson Thanks -- I'll fix that tomorrow, if people don't mind waiting. It's an ANSI/non-ANSI C++ thing. That would be great, David. Been very, very, busy today! And I am all smiles, now. Jon ___ Flightgear-devel mailing list

RE: [Flightgear-devel] QNAN on FG/JSBsim/win32 startup

2002-01-13 Thread Jon S. Berndt
This is a call stack during JSBsim FG startup: FGJSBsim::set_Euler_Angles( double phi, double theta, double psi ) fgic-SetPitchAngleRadIC(theta) getAlpha() solve(alpha,0) GammaEqOfAlpha(double Alpha) Because all velocity members are 0 ,

RE: [Flightgear-devel] Trouble building JSBSim (standalone version)

2002-01-14 Thread Jon S. Berndt
configure: creating ./config.status config.status: creating .infig.status: error: cannot find input file: .infig ?? That looks like a typo. Can anyone help me figure out what I'm doing wrong? I downloaded everything in the source directory and I thought I was following the correct

RE: [Flightgear-devel] Trouble building JSBSim (standalone versio n)

2002-01-14 Thread Jon S. Berndt
Jon, No, that .infig.status is literally what I'm getting. I don't have a file called Makefile.solo. Can you tell me where to get that file? Thanks for your help, I've been struggling with this over the weekend. Mark I guess the make dist action does not include the Makefile.solo's in

RE: [Flightgear-devel] FlightGear TLE

2002-01-15 Thread Jon S. Berndt
Jon Berndt is the artist, but I can't imagine that he'd have a problem with us distributing it. As long as the royalties are paid in a timely manner, I don't care. The cost is .4 cents per use, rounded down on each one to the nearest penny. [IOW, free ;-)] Jon

RE: [Flightgear-devel] FlightGear TLE

2002-01-15 Thread Jon S. Berndt
I will mention, though, that you're infringing on my US Patent #09860987, covering the use of bitmapped images for representing the initiation of sequences of machine-encoded instructions stored on a personal computing device. Please feel free to contact my law firm to make appropriate

RE: [Flightgear-devel] altitude hold problem

2002-01-16 Thread Jon S. Berndt
I don't see why moving the FCS out of JSBSim precludes your ability to run the thing standalone. You could maintain your own tree independant of FlightGear as you do right now (or just keep it in the JSB tree next to the FDM). Alternatively, you could place it in SimGear, which is designed

RE: [Flightgear-devel] altitude hold problem

2002-01-16 Thread Jon S. Berndt
From: Andy Ross In fact, this is a good example: a real F-16A (Dunno about the C) flight control computer takes its input from a set of gyros and from the position of the stick, and that's it The F-16 DFCS (beginning with Block 40) - and I suspect to some degree also the F-16A model - also

RE: [Flightgear-devel] altitude hold problem

2002-01-16 Thread Jon S. Berndt
Martin. P.S.: I _really_ believe it would be wise to separate FDM and FCS using a clean interface - but this is different from the above ;-) In JSBSim it already is. There appears to be a misconception that the FDM and FCS are inappropriately linked together. In JSBSim the atmosphere,

RE: [Flightgear-devel] altitude hold problem

2002-01-17 Thread Jon S. Berndt
That's actually a counter-example: this is all information that FlightGear will have to have by default, but FDMs like JSBSim will not (necessarily) -- since FlightGear owns the panel and the UI, it is the component that tracks the position of every switch, stick, and so on. JSBSim will need

RE: [Flightgear-devel] ANN: Fuel

2002-01-19 Thread Jon S. Berndt
- check whether JSBSim is actually applying the weight for the fuel I believe we are. I'd be surprised if we are not. Jon ___ Flightgear-devel mailing list [EMAIL PROTECTED] http://mail.flightgear.org/mailman/listinfo/flightgear-devel

Re: [Flightgear-devel] msvc6-win32-0.7.9 Ok

2002-01-27 Thread Jon S. Berndt
More specifically 'this' machine - Back at the end of 1999 this latest-so-far pc (i hv 4 if i do not count those that just gather dust) was a 'big store' off-the-shelf bargain 'package' with 'genuine intel' PIII at abt 500+ MHz. The mark is 'Unika', with only 64 MB RAM, but with a 256 MB

Re: [Flightgear-devel] msvc6-win32-0.7.9 Ok

2002-01-28 Thread Jon S. Berndt
... Really, the FDM takes a very small amount of computation time. Most of the time is spent in the display routines, IIRC. That is agreed. But i was making a point about how 'rocking' the ac when the engine/mags are off (and 0 wind) cause the 'display' to be re-done - that is a small

Re: [Flightgear-devel] LWCE notes

2002-01-31 Thread Jon S. Berndt
I'm getting a lot of positive responses in the booth to the current feature set. The pilots in the bunch are well pleased with JSBsim. That's a relief [ said Jon, not quite able to hide the slight surprise in his voice]. Any particular comments made? I would suspect perhaps a comment on

Re: [Flightgear-devel] An outstanding issue....

2002-02-03 Thread Jon S. Berndt
- Original Message - From: John Check [EMAIL PROTECTED] Something that needs to be addressed before the next release it the turn coordinator under JSBsim. Definitely a high visibility problem. Nearly everyone that demo'ed at LWCE picked up on that right away. I thought that was

Re: [Flightgear-devel] Re: Re: Nits

2002-02-06 Thread Jon S. Berndt
Hmm. I did a full update this afternoon and I stil get white runways. Something wrong with the base package? Jon - Original Message - From: Melchior FRANZ [EMAIL PROTECTED] To: [EMAIL PROTECTED] Sent: Wednesday, February 06, 2002 5:37 PM Subject: [Flightgear-devel] Re: Re: Nits *

Re: [Flightgear-devel] Re: Re: Nits

2002-02-06 Thread Jon S. Berndt
I'm confused. Then why did Melchior say he had no white runways at KEDW? Jon - Original Message - From: Curtis L. Olson [EMAIL PROTECTED] To: [EMAIL PROTECTED] Sent: Wednesday, February 06, 2002 9:20 PM Subject: Re: [Flightgear-devel] Re: Re: Nits Jon S. Berndt writes: Hmm. I did

Re: re: [Flightgear-devel] UIUC; Was: Release schedule for 0.7.9

2002-02-08 Thread Jon S. Berndt
Yes. JSBSim is now the default flight model. Jon - Original Message - From: Martin Spott [EMAIL PROTECTED] To: [EMAIL PROTECTED] Sent: Friday, February 08, 2002 1:54 AM Subject: Re: re: [Flightgear-devel] UIUC; Was: Release schedule for 0.7.9 fgfs --fdm=larcsim --aero=uiuc \

Re: [Flightgear-devel] OT: Easy on the rudder there, Cowboy

2002-02-08 Thread Jon S. Berndt
Wrong. It was an A320 where the display pilot (some time after 'first flight') switched off major protective modes of the FCS. He did this to show that he could fly the A320 'party trick' of a low, slow, high alpha pass with safety (due to FCS protection) manually. He couldn't Here is

Re: [Flightgear-devel] OT: Easy on the rudder there, Cowboy

2002-02-09 Thread Jon S. Berndt
The problem with Neural Nets, as I understand it, is that they are regarded as non-predicatable. The only way to check that they perform correctly in all circumstances is to check all circumstances. The logic is effectively non-traceable (or regarded as such). I don't know, but there's a

Re: [Flightgear-devel] Panel Help

2002-02-10 Thread Jon S. Berndt
I'm trying to put together an engineering display for the panels. At This sounds really cool. What is it? Jon ___ Flightgear-devel mailing list [EMAIL PROTECTED] http://mail.flightgear.org/mailman/listinfo/flightgear-devel

Re: [Flightgear-devel] JSBsim C310 crashes the sim on gear retraction.

2002-02-13 Thread Jon S. Berndt
That's the same error I have on the C172 at simulator startup. FYI. JSBsim C310 crashes the sim on gear retraction. So ... this is an error? This is the same message I get if I do this in real life. ;-) Jon ___ Flightgear-devel mailing

Re: [Flightgear-devel] Crashes if no scenery file at startup location

2002-02-14 Thread Jon S. Berndt
I'm only getting this with JSBsim right now. Maybe I've got something screwed up here anyone else seeing this? The symptom is that if I specify an airport that is not in scenery the simulation comes up correctly momentarily and then tries to load a tile and does the fatal bogus long/lat

Re: [Flightgear-devel] Aileron trim aid.

2002-02-15 Thread Jon S. Berndt
Then again, if I were _really_ hacking, I'd write it in Postscript, run it on a network printer and use its bright/dark control to set the roll. Perhaps I could even get the ATIS text to scroll on its display. :) Now *that's* funny. :-) Jon

Re: [Flightgear-devel] Wind confusion.

2002-02-16 Thread Jon S. Berndt
Please note that there is a difference between fgfs's internal representation of wind, and the way it is set by the user. As an engineer, I am partial to using 'to' vectors internally. Yup, that is more mathematically correct. IMHO, I think the way JSBSim does it is more consistent from

Re: [Flightgear-devel] compiled binaries for 0.7.9

2002-02-16 Thread Jon S. Berndt
From: Curtis L. Olson [EMAIL PROTECTED] Right now on the FlightGear downloads page we have ready to run binaries for Windows, Mac OS X, Debian, and Sgi. If someone wants to contribute binaries for an additional platform that would be very welcome as well. Thanks, Curt. I'll have the

Re: [Flightgear-devel] Wind confusion.

2002-02-17 Thread Jon S. Berndt
Bah humbug. Engineers, seeing that there were two incompatable standards simply choose to break the one normally seen by people who should be able to understand the problem and adapt. Obviously, in this case, they chose the wrong group. :) Ha! Someone made the suggestion that we are doing

Re: [Flightgear-devel] Wind confusion.

2002-02-18 Thread Jon S. Berndt
From: Andy Ross [EMAIL PROTECTED] That is a to vector, by definition. Really, the from convention applies to a 1-dimensional compass direction; I'm not aware of anyone else trying to apply it to a 3D vector environment. Ooh! Yeah, that is a good point about the 3D part of it. It's been a

Re: [Flightgear-devel] Wind confusion.

2002-02-18 Thread Jon S. Berndt
From: Martin van Beilen [EMAIL PROTECTED] In the same vein, it is a convention to report vertical winds as 'to' headings. Although vertical heading is binary, it is reported as 'to-up', not 'from-down'. So if you want to stick to the meteo conventions, your horizontal components should be

Re: [Flightgear-devel] Turbine engines in FGFS?

2002-02-20 Thread Jon S. Berndt
If you filter on certain frequencies you can hear satanic messages. Even worse, if you play them backwards you hear Btitney Spears singing Oh, great. I meant B_r_itney. This was not a Freudian slip. :-) ___ Flightgear-devel mailing list [EMAIL

Re: [Flightgear-devel] plane banks to left side

2002-02-21 Thread Jon S. Berndt
I had some tests with 0.7.9 source and today's CVS (_very_ nice panel), with 0.7.9 base package and today's CVS, I tried different airports but the 'feature' is still there: Several models tend to bank to the left when the stick is in the middle: c172-larcsim does not c172 does c182 does

Re: [Flightgear-devel] Temperature and air pressure

2002-02-23 Thread Jon S. Berndt
..for flight in other atmospheres (Mars, Venus, Jupiter, or in fluids like water), which atmosphere model is easier to work from? -- ..med vennlig hilsen = with Kind Regards from Arnt... ;-) I started work some time ago on making JSBSim accept a different gravity model. This was specifically

[Flightgear-devel] Interesting link

2002-02-26 Thread Jon S. Berndt
Go here: http://sicuroengineering.com/ Click on Technology and Tools Look for two familiar tools in their stable of simulation utilities. Jon -- Jon S. Berndt Coordinator JSBSim Project http://jsbsim.sourceforge.net

Re: [Flightgear-devel] Profiling run

2002-02-27 Thread Jon S Berndt
On Wed, 27 Feb 2002 11:28:01 -0500 David Megginson [EMAIL PROTECTED] wrote: The good news is that the JSBSim matrix support isn't showing up on the radar screen any more. Thanks to the work by Norman and Tony (IIRC). I think we can still make some improvements in JSBSim and I want to try

Re: [Flightgear-devel] Autopilot proposal comments please

2002-02-27 Thread Jon S Berndt
On Wed, 27 Feb 2002 17:23:43 - Jim Wilson [EMAIL PROTECTED] wrote: ButtonName - Description of function HDG - will switch heading hold over to the Bug. Also need roll attitude hold which overrides heading select. Of course this means that it'll also be possible to hold a pitch angle

Re: [Flightgear-devel] patches?

2002-02-27 Thread Jon S Berndt
I don't quite not how to respond here, except to point out that simply isn't the case. The diff program was always meant to be human readable from the very beginning. And it's gotten more so over time, You just keep thinking this way... Do you still program on punch cards too? ;-) Jon

Re: [Flightgear-devel] Speed 1 ?

2002-02-27 Thread Jon S Berndt
On Wed, 27 Feb 2002 14:37:13 -0700 Boslough, Mark B [EMAIL PROTECTED] wrote: To answer my question, I got into the code and put in a slow motion factor. I can now fly as slowly as I want. Can you send me your latest copy of the config file? I'll get it into CVS. Jon

Re: [Flightgear-devel] patches?

2002-02-27 Thread Jon S Berndt
On Wed, 27 Feb 2002 14:04:26 -0800 Tony Peden [EMAIL PROTECTED] wrote: I'll certainly agree that the patch format is a good way to represent the changes between two files -- but not to the extent that it is good at communicating that information to humans. The simple fact is that humans

Re: [Flightgear-devel] patches?

2002-02-27 Thread Jon S Berndt
On Wed, 27 Feb 2002 15:10:14 -0800 Andy Ross [EMAIL PROTECTED] wrote: And I'm being sneered at as a card-punching dinosaur Not sneered at. Have you tried an IDE such as the one Tony and others describe? (by IDE jockeys who can't read man pages because there isn't a toolbar button for

Re: [Flightgear-devel] Problem in current CVS

2002-02-28 Thread Jon S. Berndt
The JSBSim make file seems to be looking for src/FDM/JSBSim/JSBSim.cpp but it actuslly exists as src/FDM/JSBSim/JSBSim.cxx renaming or symlinking the file allows compilation to continue. No. This was explained yesterday, too. JSBSim.cpp has been removed from the FlightGear tree. JSBSim.cxx is

Re: [Flightgear-devel] Problem in current CVS

2002-02-28 Thread Jon S. Berndt
No. This was explained yesterday, too. JSBSim.cpp has been removed from the FlightGear tree. JSBSim.cxx is required. You need to do a CVS update of your FlightGear tree. I had just before compiling. However compilation *still* stops with: c++: JSBSim.cpp: No such file or directory

Re: [Flightgear-devel] JSBSim changes

2002-02-28 Thread Jon S Berndt
David M. wrote: An earlier suggestion was -n for normalized, which is probably the most accurate (and has the advantage of brevity). Is there any standard unit abbreviation that conflicts with that and is useful for flight simulation? I am not aware of a standard, currently. However, we

Re: [Flightgear-devel] JSBSim changes

2002-02-28 Thread Jon S Berndt
On Thu, 28 Feb 2002 16:13:34 -0500 James A. Treacy [EMAIL PROTECTED] wrote: The prof would pose a question in one system and expect the answer in the other. That borders on torture. I wish that all engineering classes used metric only these days. Unfortunately, I'm sure it's not the case.

Re: Switching to SI units [was [Flightgear-devel] JSBSim changes]

2002-03-01 Thread Jon S Berndt
On Fri, 1 Mar 2002 09:11:28 -0500 James A. Treacy [EMAIL PROTECTED] wrote: I don't speak for Tony, but my own opinion is that JSBSim internals will likely always be in English units. However, it would be prudent for us to allow inputs (via the config file) and outputs (to the data log or

Re: [Flightgear-devel] Surface Positions (almost there)

2002-03-01 Thread Jon S Berndt
On Fri, 1 Mar 2002 07:15:14 -0800 (PST) Tony Peden [EMAIL PROTECTED] wrote: David, Have a look at c172.xml, you will need to add a right aileron FCS component to c310.xml Are we going to need to do this with each aircraft model? :-( Will we need to do this with flaps, slats, spoilers,

Re: [Flightgear-devel] Fixing Runway Locations Placing Objects

2002-03-01 Thread Jon S Berndt
On Fri, 1 Mar 2002 10:37:05 -0600 (CST) Curtis L. Olson [EMAIL PROTECTED] wrote: Well, that particular source file is not entirely devoid of comments. Here's they doxygen html docs for SGBinObject: That reminds me, I was going to ask you if you were keeping up the documentation using

Re: [Flightgear-devel] Surface Positions (almost there)

2002-03-01 Thread Jon S Berndt
On Fri, 1 Mar 2002 08:54:48 -0800 (PST) Alex Perry [EMAIL PROTECTED] wrote: And, don't you want to be able to try flying the aircraft with the left flap unmovable (because the cable broke) and the right one moving ? It's a popular failure mode on C172 ... Malfunctions are a ways down the

Re: [Flightgear-devel] Surface Positions (almost there)

2002-03-01 Thread Jon S Berndt
On Fri, 01 Mar 2002 10:39:04 -0800 Andy Ross [EMAIL PROTECTED] wrote: zero. The FDM needs, somehow, to provide this information to the 3D model, no? Or are you expecting the 3D model code to figure it out on its own from the /control tree? Wasn't the point of moving to /surface-positions

Re: [Flightgear-devel] Surface Positions (almost there)

2002-03-01 Thread Jon S Berndt
On Fri, 01 Mar 2002 13:00:17 -0600 Jon S Berndt [EMAIL PROTECTED] wrote: We've always been able to model this kind of stuff, aerodynamically and control system-wise. My only concern about all this was that we are being asked to provide extra information in a particular format (that we won't

Re: [Flightgear-devel] [BUG] JSBSim: sudden plane crashes

2002-03-02 Thread Jon S. Berndt
This is very likely the propeller for the C310 causing problems. My computer should be repaired by the middle of this coming week, so I'll once again be able to test things out. :-) I may be able to build a script that reproduces it, though, in which case I may get to it sooner. Jon -

Re: [Flightgear-devel] Cessna 310 Model

2002-03-02 Thread Jon S. Berndt
OK, another one on my list. Could be as simple as a gearing constant in teh config file. Jon - Original Message - From: David Megginson [EMAIL PROTECTED] To: [EMAIL PROTECTED] Sent: Saturday, March 02, 2002 3:29 PM Subject: Re: [Flightgear-devel] Cessna 310 Model Curtis L. Olson

Re: [Flightgear-devel] Re: [BUG] JSBSim: sudden plane crashes

2002-03-02 Thread Jon S. Berndt
Didn't Curt do some work some time ago and figure out that it was the propeller model? Jon - Original Message - From: Melchior FRANZ [EMAIL PROTECTED] To: [EMAIL PROTECTED] Sent: Saturday, March 02, 2002 3:55 PM Subject: [Flightgear-devel] Re: [BUG] JSBSim: sudden plane crashes *

Re: [Flightgear-devel] Re: [Flightgear-cvslogs] CVS: FlightGear/src/Mainmain.cxx,1.245,1.246

2002-03-05 Thread Jon S. Berndt
, I'm not laughing ... :-) [you *are* joking, aren't you?!?!] Jon -- Jon S. Berndt Coordinator JSBSim Project http://jsbsim.sourceforge.net

Re: [Flightgear-devel] idea ... (?)

2002-03-08 Thread Jon S Berndt
On Fri, 8 Mar 2002 10:27:16 -0800 John Wojnaroski [EMAIL PROTECTED] wrote: There are pilots who have both solid engineering backgrounds and advanced degrees and experience. Such as test pilots. We could use a few on-staff! :-) Jon ___

Re: [Flightgear-devel] black and white flightgear

2002-03-12 Thread Jon S Berndt
On Tue, 12 Mar 2002 17:48:53 +0300 Roman Grigoriev [EMAIL PROTECTED] wrote: this is not suitable for me in addition I need to aply noise on this black and white image Intriguing. Can you tell us what this is about? I have a hunch. Jon ___

Re: [Flightgear-devel] ARGGHHH !

2002-03-15 Thread Jon S Berndt
On Fri, 15 Mar 2002 09:44:07 -0500 1) CHANGE THIS ASAP to at least print an error message or 2) defend this hack publicly Where is the code located? = There is some good news however After discovering that the above was responsible for unexplained crashing at startup with

Re: [Flightgear-devel] black and white flightgear

2002-03-15 Thread Jon S Berndt
On Fri, 15 Mar 2002 17:47:37 +0300 Roman Grigoriev [EMAIL PROTECTED] wrote: Hi guys I implemented rendering Flightgear in black and white mode using Geforce rendering combiners here is a sample jpeg It's extremly usefull for simulating missile and bomb camera views or for helicopter

Re: [Flightgear-devel] ARGGHHH !

2002-03-15 Thread Jon S Berndt
On Fri, 15 Mar 2002 10:00:28 -0500 David Megginson [EMAIL PROTECTED] wrote: That's good news -- I'd like to encourge the FDM writers to query separately for each gear now, at least for the wheels and skids (crash points aren't as serious). So, when querying, would we supply the lat/lon/radius

Re: [Flightgear-devel] ARGGHHH !

2002-03-15 Thread Jon S Berndt
On Fri, 15 Mar 2002 13:15:04 -0500 Norman Vine [EMAIL PROTECTED] wrote: Who better then the FDM to know the offsets of the points to test for contact. It certainly shouldn't be anything in the Scenery Module !! Norman Yep. I think all we (FDM) need is a function that returns the terrain

Re: [Flightgear-devel] ARGGHHH !

2002-03-15 Thread Jon S Berndt
On Fri, 15 Mar 2002 13:55:10 -0600 (CST) Curtis L. Olson [EMAIL PROTECTED] wrote: ... the gear extension angle and extension amount will move the lon/lat of the contact point. Perhaps the differences won't be significant enough to significantly change the resulting ground elevation?

Re: [Flightgear-devel] ARGGHHH !

2002-03-15 Thread Jon S Berndt
On Fri, 15 Mar 2002 12:50:08 -0800 Andy Ross [EMAIL PROTECTED] wrote: And even so, it's not the *position* of the gear tip that is the problem, it is the *direction* of the compression vector. An 20 degree difference from vertical (not a terribly uncommon AoA for a jet touchdown, or bank

Re: [Flightgear-devel] Another angle on gear

2002-03-15 Thread Jon S Berndt
On Fri, 15 Mar 2002 16:24:44 -0500 David Megginson [EMAIL PROTECTED] wrote: If the FDM guys would like it, it would be very easy to add some extra fields to $FG_ROOT/materials.xml and make them available through the scenery code. For example, we could provide parameters for magnitude and

Re: [Flightgear-devel] ARGGHHH !

2002-03-15 Thread Jon S Berndt
On Fri, 15 Mar 2002 13:55:49 -0800 Andy Ross [EMAIL PROTECTED] wrote: What part of assuming a flat ground is not getting across? :) I was trying to figure out where you got that 34% error from. If you are willing to assume a flat ground, then you already *have* a valid and workable model

Re: [Flightgear-devel] engine sounds with UIUC models

2002-03-15 Thread Jon S Berndt
On Fri, 15 Mar 2002 23:01:59 - Jim Wilson [EMAIL PROTECTED] wrote: Heh don't laugh. At LWCE Borland was giving away Kylix which is basically delphi ported to linux...and if i'm not mistaken that uses something like turbo pascal as its language. It's what they call a RAD tool. Or is

Re: [Flightgear-devel] ARGGHHH !

2002-03-15 Thread Jon S Berndt
On Fri, 15 Mar 2002 14:42:27 -0800 Andy Ross [EMAIL PROTECTED] wrote: Sigh... grab a calculator. Type 2, then 0, then sin. :) The answer to this question: How far from the original position is the tip of a gear strut at 20 degrees of AoA (or bank, or whatever)? ...is 34% of its length.

Re: [Flightgear-devel] ARGGHHH !

2002-03-15 Thread Jon S Berndt
On Fri, 15 Mar 2002 14:51:33 -0800 Andy Ross [EMAIL PROTECTED] wrote: I'm not quite sure what you mean by the 3D model. Assuming vertical gear compression is no closer to rendered reality than what we are doing now. You'll get a tilt, but not a physically correct one. It will be better than

Re: [Flightgear-devel] ARGGHHH !

2002-03-15 Thread Jon S Berndt
On Fri, 15 Mar 2002 15:29:05 -0800 Andy Ross [EMAIL PROTECTED] wrote: We either have to have scenery code that understands funny gear trajectories or gear code that understands 3D collision detection. We can be fairly simple. If you want to do articulated F-18 gear, be my guest. All I want

Re: [Flightgear-devel] ARGGHHH !

2002-03-15 Thread Jon S Berndt
On Fri, 15 Mar 2002 16:40:38 -0800 Andy Ross [EMAIL PROTECTED] wrote: Here's another ASCII diagram (please don't mock this one) to try to explain: This is actually pretty good for an ascii diagram and it shows where the misunderstanding is coming onto play. + .\ .

Re: [Flightgear-devel] Re: yasim flaps

2002-03-18 Thread Jon S Berndt
On Mon, 18 Mar 2002 14:41:55 -0800 Andy Ross [EMAIL PROTECTED] wrote: What you're seeing is the fact that, when you add flaps, you increase the nose-down pitching moment of the wing. This happens, qualitatively, because most of the lift you add gets added at the back of the wing where the

[Flightgear-devel] gcc on IRIX

2002-03-19 Thread Jon S Berndt
Someone here uses gcc on IRIX, right? Anything to mention as far as how well it works there? Compatibility problems with anything? Jon ___ Flightgear-devel mailing list [EMAIL PROTECTED] http://mail.flightgear.org/mailman/listinfo/flightgear-devel

Re: [Flightgear-devel] Re: Obvious Speedups

2002-03-19 Thread Jon S Berndt
On Tue, 19 Mar 2002 15:17:20 -0600 (CST) Curtis L. Olson [EMAIL PROTECTED] wrote: Oh well, I've only been flamed by RMS (but that should at least count for something, right?) Are you kidding? If not, you can't get away with stopping there. What's the story? Jon

Re: [Flightgear-devel] New SimGear does not Build Under MSVC 6.0

2002-03-20 Thread Jon S Berndt
On Wed, 20 Mar 2002 22:55:23 +0100 Christian Mayer [EMAIL PROTECTED] wrote: So there used to be a lot of STL problems where Linux coders wrote non standard compliant STL code that brok on MSVC. (They are not really to blame as they have no chance to test their code on MSVC; and they are

[Flightgear-devel] inlining

2002-03-20 Thread Jon S Berndt
Are we finding that inlining is unneccesary? I am wondering if Tony and I need to un-inline most of our currently inlined items? We have a lot of access methods that simply return a private value. Those at least seem to be classic cases for inlining. What's everyone else doing? Jon

Re: [Flightgear-devel] using cvs diff

2002-03-22 Thread Jon S Berndt
On Fri, 22 Mar 2002 15:14:19 -0700 (MST) Keith Wiley [EMAIL PROTECTED] wrote: I want to keep my flightgear project up to date, but I also want to be able to undo a cvs update if I decide I don't want to be using the version I end up with after a cvs update. You'd be much better off doing a

Re: [Flightgear-devel] using cvs diff

2002-03-22 Thread Jon S Berndt
On Fri, 22 Mar 2002 22:40:07 - Jim Wilson [EMAIL PROTECTED] wrote: There should be backup files in each folder (prefixed with .#). Ummm, I'm not so sure about that. If CVS is able to merge repository changes into your version of a file, no such files are made. I believe these files are

Re: [Flightgear-devel] minor nits

2002-03-25 Thread Jon S Berndt
On Mon, 25 Mar 2002 09:26:47 -0600 (CST) Curtis L. Olson [EMAIL PROTECTED] wrote: What I'm seeing (and this behavior did change recently) is that the JSBSim C172 now requires significant rightaileron/rudder to hold straight level flight, even at full throttle, full speed, level flight. Even

Re: [Flightgear-devel] minor nits

2002-03-25 Thread Jon S Berndt
On Mon, 25 Mar 2002 12:15:56 -0600 (CST) Curtis L. Olson [EMAIL PROTECTED] wrote: Jon asked: Does the same thing happen with the X-15 or C-182? The effect is there with the C182, although maybe just a tiny bit less. I don't see the effect at all with the X-15. That probably points to the

  1   2   3   4   5   6   >