Re: [Flightgear-devel] auto-coordination

2012-03-13 Thread syd adams
Thanks again .It will also reduce the amount of auto-coordination checks required by the autopilot . Cheers On Tue, Mar 13, 2012 at 2:19 PM, Torsten Dreyer wrote: > Hi Syd, > > This is now in git: > The auto-coordination and auto-coordination-factor properties now live > in /controls/flight. A ba

Re: [Flightgear-devel] auto-coordination

2012-03-13 Thread Torsten Dreyer
Hi Syd, This is now in git: The auto-coordination and auto-coordination-factor properties now live in /controls/flight. A backward compatibility check in aircraft.nas checks if "somebody" created /sim/auto-coordination and if so, spits out a warning messages and makes this property an alias poi

Re: [Flightgear-devel] auto-coordination

2012-03-12 Thread syd adams
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Re: [Flightgear-devel] auto-coordination

2012-03-12 Thread Arnt Karlsen
On Thu, 8 Mar 2012 23:51:16 -0700, syd wrote in message : > On Thu, Mar 8, 2012 at 10:19 PM, Curtis Olson > wrote: > > Hi Syd, > > > > That was a hack from the very early days of the project, so if it > > went away, it wouldn't bother me.  Fred might have a check box in > > the window launcher,

Re: [Flightgear-devel] auto-coordination

2012-03-10 Thread dave perry
Also, the real pa22 Tri-Pacer has a spring rudder interlock with the ailerons so it can be overridden by the pilot when he wants to have cross control as in a cross wind. Dave P. On 03/09/2012 02:45 PM, Adam Dershowitz, Ph.D., P.E. wrote: Few, but at least one: http://en.wikipedia.org/wiki/

Re: [Flightgear-devel] auto-coordination

2012-03-10 Thread syd adams
Sounds good to me.Thanks for dealing with this. Syd On Sat, Mar 10, 2012 at 2:45 AM, Torsten Dreyer wrote: > This is in fact my preferred solution. > - it does not break existing aircraft > - it keeps existing --enable-auto-coordination behavior > - it is configurable, even at runtime > - minimal

Re: [Flightgear-devel] auto-coordination

2012-03-10 Thread Torsten Dreyer
This is in fact my preferred solution. - it does not break existing aircraft - it keeps existing --enable-auto-coordination behavior - it is configurable, even at runtime - minimal code change I have the patch ready and I'm about to commit it. While at it, I'd like to move the involved properties

Re: [Flightgear-devel] auto-coordination

2012-03-09 Thread Eric van den Berg
Hi Curt Well actually there are quite some RL aircraft having a so-called rudder-aileron interconnect. Of course in these aircraft it acts both ways: A spring (so not hard linked 1:1) pulls the rudder at aileron deflection and vice versa. The reason is however a very different one namely a la

Re: [Flightgear-devel] auto-coordination

2012-03-09 Thread George Patterson
In response to the auto-coordination question, it does need to be there for users that do not have pedals or a twist stick joystick. Ideally, the autopilot should either disable auto-coordination and then restore state afterwards, if enabled by user or fly despite it. I personally think that stat

Re: [Flightgear-devel] auto-coordination

2012-03-09 Thread Gary Neely
On Fri, Mar 9, 2012 at 5:58 PM, syd adams wrote: >> On the subject of novices, would it be a good idea to have an idiot-startup >> button or menu, which makes everything all systems go and ready to take off? >> >> Alan > > > Mine already have such a button , in the menu called "autostart'. I do

Re: [Flightgear-devel] auto-coordination

2012-03-09 Thread syd adams
> On the subject of novices, would it be a good idea to have an idiot-startup > button or menu, which makes everything all systems go and ready to take off? > > Alan Mine already have such a button , in the menu called "autostart'.

Re: [Flightgear-devel] auto-coordination

2012-03-09 Thread Alan Teeder
? Alan From: Curtis Olson Sent: Friday, March 09, 2012 8:05 PM To: FlightGear developers discussions Subject: Re: [Flightgear-devel] auto-coordination The counter argument here is that the existing "auto coordination" system is nothing more than one line of code that forces s

Re: [Flightgear-devel] auto-coordination

2012-03-09 Thread Adam Dershowitz, Ph.D., P.E.
Few, but at least one: http://en.wikipedia.org/wiki/ERCO_Ercoupe --Adam On Mar 9, 2012, at 12:05 PM, Curtis Olson wrote: > The counter argument here is that the existing "auto coordination" system is > nothing more than one line of code that forces some rudder deflection in > proportion to

Re: [Flightgear-devel] auto-coordination

2012-03-09 Thread syd adams
ah overlooked that , thanks On Fri, Mar 9, 2012 at 2:07 PM, ThorstenB wrote: > Am 09.03.2012 21:46, schrieb syd adams: >> Hmmm another thought . Wouldn't setting that value to 0.0 still force >> the rudder to center , still overriding other systems ? > > No, since Torsten's suggested patch contai

Re: [Flightgear-devel] auto-coordination

2012-03-09 Thread ThorstenB
Am 09.03.2012 21:46, schrieb syd adams: > Hmmm another thought . Wouldn't setting that value to 0.0 still force > the rudder to center , still overriding other systems ? No, since Torsten's suggested patch contained a condition && auto_coordination_factor->getDoubleValue() > 0.0 ) { so noth

Re: [Flightgear-devel] auto-coordination

2012-03-09 Thread syd adams
Hmmm another thought . Wouldn't setting that value to 0.0 still force the rudder to center , still overriding other systems ? On Fri, Mar 9, 2012 at 1:39 PM, Anders Gidenstam wrote: > On Fri, 9 Mar 2012, Torsten Dreyer wrote: > >> Currently the rudder is set to 0.5 * aileron if autocoordination i

Re: [Flightgear-devel] auto-coordination

2012-03-09 Thread syd adams
On Fri, Mar 9, 2012 at 1:19 PM, Gijs de Rooy wrote: >> Curt wrote: >> I am sure there are very few (if any?) real life aircraft rigged in such a >> way. > > There are also very vew (if any?) real life aircraft flown by mouse :-) or flown looking through a monitor , using a keyboard :P > > Altoug

Re: [Flightgear-devel] auto-coordination

2012-03-09 Thread syd adams
Now that sounds like an even better idea.Less chance of breaking anything , but still adjustable.Thanks Torsten. On Fri, Mar 9, 2012 at 1:32 PM, Torsten Dreyer wrote: > Am 09.03.2012 20:44, schrieb syd adams: >> Ok I haven't entirely given up on the idea of removing the >> auto-coordination from

Re: [Flightgear-devel] auto-coordination

2012-03-09 Thread Anders Gidenstam
On Fri, 9 Mar 2012, Torsten Dreyer wrote: > Currently the rudder is set to 0.5 * aileron if autocoordination is > enabled. The value of 0.5 is hardcoded. Perhaps this could be implemented with a property rule in preferences.xml instead of in C++ code - couldn't such a rule easily be replaced by

Re: [Flightgear-devel] auto-coordination

2012-03-09 Thread Torsten Dreyer
Am 09.03.2012 20:44, schrieb syd adams: > Ok I haven't entirely given up on the idea of removing the > auto-coordination from the code.Wouldn't it be more appropriate to add > that rudder control to controls.nas? > Then it can be replaced if need be on a per aircraft basis , but not > break anythin

Re: [Flightgear-devel] auto-coordination

2012-03-09 Thread syd adams
On Fri, Mar 9, 2012 at 12:57 PM, Renk Thorsten wrote: >> Ok I haven't entirely given up on the idea of removing the >> auto-coordination from the code. > > Why? > because its hard-coded... >> Wouldn't it be more appropriate to add >> that rudder control to controls.nas? > > Nasal runs per graphic

Re: [Flightgear-devel] auto-coordination

2012-03-09 Thread Gijs de Rooy
> Curt wrote: > I am sure there are very few (if any?) real life aircraft rigged in such a > way. There are also very vew (if any?) real life aircraft flown by mouse :-) Altough I tend to control rudder seperately (also when flying with a mouse!), I do agree that auto-coordination should

Re: [Flightgear-devel] auto-coordination

2012-03-09 Thread Torsten Dreyer
Am 09.03.2012 20:57, schrieb Renk Thorsten: >> Ok I haven't entirely given up on the idea of removing the >> auto-coordination from the code. > > Why? > >> Wouldn't it be more appropriate to add >> that rudder control to controls.nas? > > Nasal runs per graphical frame, FDMs may need to run faster

Re: [Flightgear-devel] auto-coordination

2012-03-09 Thread Curtis Olson
The counter argument here is that the existing "auto coordination" system is nothing more than one line of code that forces some rudder deflection in proportion to aileron deflection -- basically implementing some sort of hard linked manual system. I am sure there are very few (if any?) real life

Re: [Flightgear-devel] auto-coordination

2012-03-09 Thread Renk Thorsten
> Ok I haven't entirely given up on the idea of removing the > auto-coordination from the code. Why? > Wouldn't it be more appropriate to add > that rudder control to controls.nas? Nasal runs per graphical frame, FDMs may need to run faster at low framerates. Nasal AP systems tend to become uns

Re: [Flightgear-devel] auto-coordination

2012-03-09 Thread syd adams
Ok I haven't entirely given up on the idea of removing the auto-coordination from the code.Wouldn't it be more appropriate to add that rudder control to controls.nas? Then it can be replaced if need be on a per aircraft basis , but not break anything otherwise.And maybe it could be slip/skid-ball d

Re: [Flightgear-devel] auto-coordination

2012-03-09 Thread syd adams
On Fri, Mar 9, 2012 at 4:28 AM, Martin Spott wrote: > syd adams wrote: > >> Actually I'd prefer the auto-coordination property to remain , and the >> options to enable it too , just that it be handled in an autopilot >> file rather than hard-coded. > > I'm not sure if I understood what you had in

Re: [Flightgear-devel] auto-coordination

2012-03-09 Thread syd adams
OK ,I was just gathering opinions , and it appears it should stay.Now I know how to proceed. Thanks guys. Syd -- Virtualization & Cloud Management Using Capacity Planning Cloud computing makes use of virtualization - but c

Re: [Flightgear-devel] auto-coordination

2012-03-09 Thread Martin Spott
syd adams wrote: > Actually I'd prefer the auto-coordination property to remain , and the > options to enable it too , just that it be handled in an autopilot > file rather than hard-coded. I'm not sure if I understood what you had in mind, therefore, beware, I might miss you point. Anyhow from

Re: [Flightgear-devel] auto-coordination

2012-03-09 Thread Pedro Morgan
Some of us don't have a joystick and fl with a mouse and autopilot.. auto-coordination has to stay.. however.. just realised it DOES mess up the autopilot... pete On Fri, Mar 9, 2012 at 6:51 AM, syd adams wrote: > On Thu, Mar 8, 2012 at 10:19 PM, Curtis Olson wrote: > > Hi Syd, > > > > That

Re: [Flightgear-devel] auto-coordination

2012-03-09 Thread Torsten Dreyer
Am 09.03.2012 07:51, schrieb syd adams: > On Thu, Mar 8, 2012 at 10:19 PM, Curtis Olson wrote: >> Hi Syd, >> >> That was a hack from the very early days of the project, so if it went away, >> it wouldn't bother me. Fred might have a check box in the window launcher, >> and there may be a command

Re: [Flightgear-devel] auto-coordination

2012-03-08 Thread Renk Thorsten
> I could add a check every time autopilot is engaged to disable it > while autopilot is active , but my real question is , > can it be removed from the code ? It consists of three lines in > flightgear/src/Aircraft/controls.cxx , but it seems > that this should be handled by the autopilot system.

Re: [Flightgear-devel] auto-coordination

2012-03-08 Thread syd adams
On Thu, Mar 8, 2012 at 10:19 PM, Curtis Olson wrote: > Hi Syd, > > That was a hack from the very early days of the project, so if it went away, > it wouldn't bother me.  Fred might have a check box in the window launcher, > and there may be a command line option or property value to hunt down and

Re: [Flightgear-devel] auto-coordination

2012-03-08 Thread Curtis Olson
Hi Syd, That was a hack from the very early days of the project, so if it went away, it wouldn't bother me. Fred might have a check box in the window launcher, and there may be a command line option or property value to hunt down and remove. Curt On Thursday, March 8, 2012, syd adams wrote: >

[Flightgear-devel] auto-coordination

2012-03-08 Thread syd adams
Hi folks, Ran into a little problem just recently. I was informed on IRC that auto-coordination broke autopilot behavior and eventually it went out of control. I admit I never thought about it before , I've never used it , even with a mouse as my only controller . I could add a check every time aut

Re: [Flightgear-devel] auto-coordination broken

2009-12-23 Thread leee
On Wednesday 23 Dec 2009, Alan Teeder wrote: > -- > From: "leee" > Sent: Tuesday, December 22, 2009 10:05 PM > To: "FlightGear developers discussions" > > Subject: Re: [Flightgear-devel] auto-coordination bro

Re: [Flightgear-devel] auto-coordination broken

2009-12-23 Thread Alan Teeder
-- From: "leee" Sent: Tuesday, December 22, 2009 10:05 PM To: "FlightGear developers discussions" Subject: Re: [Flightgear-devel] auto-coordination broken > On Tuesday 22 Dec 2009, Alan Teeder wrote: > [snip...] &g

Re: [Flightgear-devel] auto-coordination broken

2009-12-22 Thread leee
On Tuesday 22 Dec 2009, Alan Teeder wrote: [snip...] > The Ercoupe and certain other aircraft (e.g. TSR2) may have an > aileron-rudder interconnect, but this is very aircraft specific > and should be part of the aircraft FCS model. The YASim BAC-TSR2 doesn't/didn't/shouldn't have an aileron-rudde

Re: [Flightgear-devel] auto-coordination broken

2009-12-22 Thread James Turner
On 22 Dec 2009, at 12:23, John Denker wrote: > I won't bother to ask why some people consider a discussion > of auto-coordination to be "hijacking" an auto-coordination > thread. I think that comment was because you replied to the 'autopilot broken' thread to start the auto-coordination discuss

Re: [Flightgear-devel] auto-coordination broken

2009-12-22 Thread John Denker
On 12/22/2009 02:35 AM, Stuart Buchanan wrote: > I think all that is required is that we make clear that auto-coordination is > designed to help people without any rudder control axis, and that a proper > rudder axis (or even a twist axis on a joystick) is preferable. On 12/21/2009 08:59 PM, Cur

Re: [Flightgear-devel] auto-coordination broken

2009-12-22 Thread Alan Teeder
iscussions" Subject: Re: [Flightgear-devel] auto-coordination broken > Ron Jensen wrote: > >> > > Are you sure you don't have some noisy input >> > > device like a joystick or pedals connected that might affect the >> > > rudder axi

Re: [Flightgear-devel] auto-coordination broken

2009-12-22 Thread Stuart Buchanan
Ron Jensen wrote: > > > Are you sure you don't have some noisy input > > > device like a joystick or pedals connected that might affect the > > > rudder axis? > > > If two input axes are bound to the same control the last write wins. > > > > Thanks for the hint. That helps. It makes sense fro

Re: [Flightgear-devel] auto-coordination broken

2009-12-21 Thread Curtis Olson
On Mon, Dec 21, 2009 at 9:54 PM, Ron Jensen wrote: > In my view --enable-auto-coordination is a game feature, and usable for > people without a rudder axis control. A group you seem to have > completely overlooked. Yup, it's never been intended to be more than a simple work around for people wi

Re: [Flightgear-devel] auto-coordination broken

2009-12-21 Thread Ron Jensen
On Mon, 2009-12-21 at 17:45 -0700, John Denker wrote: > On 12/21/2009 02:36 PM, Anders Gidenstam wrote: > > > It seems to work ok here. > > Interesting Another thread hijacked. > > Are you sure you don't have some noisy input > > device like a joystick or pedals connected that might affec

Re: [Flightgear-devel] auto-coordination broken

2009-12-21 Thread John Denker
On 12/21/2009 02:36 PM, Anders Gidenstam wrote: > It seems to work ok here. Interesting > Are you sure you don't have some noisy input > device like a joystick or pedals connected that might affect the > rudder axis? > If two input axes are bound to the same control the last write wins.

Re: [Flightgear-devel] auto-coordination broken

2009-12-21 Thread Anders Gidenstam
On Mon, 21 Dec 2009, John Denker wrote: > In the default c172p, it appears to have no effect at all. > > In the SenecaII, the most observable effect is that it makes > it impossible to steer when trying to taxi. In the air it > does not noticeably improve the coordination. Sometimes I > see an int

Re: [Flightgear-devel] auto-coordination broken

2009-12-21 Thread Heiko Schulz
> Did you try to turn > on/off jaw damper? > > > Hah, I tried that on my wife and it didn't work > ... :-) > (jaw being a bone in the mouth, yaw being side > to side motion.) > Curt. > -- Upss...Lol! :D Maybe I used this word instead because thinking of my own jaw which still pains a bit aft

Re: [Flightgear-devel] auto-coordination broken

2009-12-21 Thread Curtis Olson
On Mon, Dec 21, 2009 at 3:21 PM, Heiko Schulz wrote: > Did you try to turn on/off jaw damper? > Hah, I tried that on my wife and it didn't work ... :-) (jaw being a bone in the mouth, yaw being side to side motion.) Curt. -- Curtis Olson: http://baron.flightgear.org/~curt/

Re: [Flightgear-devel] auto-coordination broken

2009-12-21 Thread Heiko Schulz
Hi, > The –enable-auto-coordination > feature never worked very well, > but now it even more broken than it used to be. I observe > different symptoms in different aircraft. > > In the default c172p, it appears to have no effect at all. If so, then it must be something happened recently. With

[Flightgear-devel] auto-coordination broken

2009-12-21 Thread John Denker
The –enable-auto-coordination feature never worked very well, but now it even more broken than it used to be. I observe different symptoms in different aircraft. In the default c172p, it appears to have no effect at all. In the SenecaII, the most observable effect is that it makes it impossibl