Re: [Flightgear-devel] Cessna 172p cockpit improvement

2011-12-23 Thread Bertrand Coconnier
2011/12/23 Jon S. Berndt : > > Also, I guess we should have some discussion on where the "official" version > of some JSBSim aircraft should reside. I think I'll be culling some models > from the JSBSim distribution - models that have been untouched for a long > time. I'd like to issue a new releas

Re: [Flightgear-devel] Cessna 172p cockpit improvement

2011-12-22 Thread Jon S. Berndt
> Ah, yes, found it in McCormick's Chapter six. Should we add some > comment in c172p.xml as a reference for future generations? The > computation is not very intuitive at first sight (at least for me). > > Torsten I think that's a very good idea. Also, I guess we should have some discussion on

Re: [Flightgear-devel] Cessna 172p cockpit improvement

2011-12-22 Thread Torsten Dreyer
>> we believe it is intentional. >> >> "the final increase in slipstream velocity (over the free stream velocity) >> is 2* the increase in velocity at the actuator disk. Which is consistent >> with the c172p FDM " >> >> -Stuart > > Yes, its added twice to avoid the multiplication. > > Ron Ah, ye

Re: [Flightgear-devel] Cessna 172p cockpit improvement

2011-12-21 Thread Ron Jensen
On Wednesday 21 December 2011 04:09:35 Stuart Buchanan wrote: > On Wed, Dec 21, 2011 at 11:00 AM, Torsten Dreyer wrote: > >> I prefer manually syncing and checking that the changes are valid, > >> rather than blindly over-riding what we've already got. > > > > Hi Stuart, > > > > this > > -        

Re: [Flightgear-devel] Cessna 172p cockpit improvement

2011-12-21 Thread Ron Jensen
On Wednesday 21 December 2011 14:50:39 Stuart Buchanan wrote: > On Wed, Dec 21, 2011 at 5:53 PM, Torsten Dreyer wrote: > >> Agreed - that's a mistake in my checkin. I will correct it. > >> > >> -Stuart > > > > OK - one more. > > > >   velocity including the propulsion induced > > velocity. > >  

Re: [Flightgear-devel] Cessna 172p cockpit improvement

2011-12-21 Thread Stuart Buchanan
On Wed, Dec 21, 2011 at 5:53 PM, Torsten Dreyer wrote: >> Agreed - that's a mistake in my checkin. I will correct it. >> >> -Stuart > > OK - one more. > >   velocity including the propulsion induced > velocity. >   >     velocities/u-aero-fps >     propulsion/engine/prop-induced-velocity_fps >  

Re: [Flightgear-devel] Cessna 172p cockpit improvement

2011-12-21 Thread Torsten Dreyer
> Agreed - that's a mistake in my checkin. I will correct it. > > -Stuart OK - one more. velocity including the propulsion induced velocity. velocities/u-aero-fps propulsion/engine/prop-induced-velocity_fps propulsion/engine/prop-induced-velocity_fps Why is prop-indu

Re: [Flightgear-devel] Cessna 172p cockpit improvement

2011-12-21 Thread Stuart Buchanan
On Wed, Dec 21, 2011 at 11:00 AM, Torsten Dreyer wrote: >> >> I prefer manually syncing and checking that the changes are valid, rather >> than >> blindly over-riding what we've already got. > > Hi Stuart, > > this > -                     > -                        aero/alpha-rad > -              

Re: [Flightgear-devel] Cessna 172p cockpit improvement

2011-12-21 Thread Torsten Dreyer
> > I prefer manually syncing and checking that the changes are valid, rather than > blindly over-riding what we've already got. Hi Stuart, this - -aero/alpha-rad - +aero/alpha-rad -1.8000 r

Re: [Flightgear-devel] Cessna 172p cockpit improvement

2011-12-21 Thread Erik Hofman
On Wed, 2011-12-21 at 10:36 +, Stuart Buchanan wrote: > There IS a script that copies FDMs from JSBSim over to FG to keep them > up to date. However, I don't know if it's working. It should work properly but is getting increasingly difficult to use since some models are maintained in JSBSim CV

Re: [Flightgear-devel] Cessna 172p cockpit improvement

2011-12-21 Thread Stuart Buchanan
On Wed, Dec 21, 2011 at 9:51 AM, Martin Spott wrote: > Stuart Buchanan wrote: >> On Mon, Dec 19, 2011 at 10:07 AM, Martin Spott wrote: >>> Ron Jensen wrote: >>> I just noticed the c172p.xml (FDM) in FGData doesn't match the one in JSBSim. >>> >>> What's your conclusion ? >> >> Conclusion

Re: [Flightgear-devel] Cessna 172p cockpit improvement

2011-12-21 Thread Martin Spott
Stuart Buchanan wrote: > On Mon, Dec 19, 2011 at 10:07 AM, Martin Spott wrote: >> Ron Jensen wrote: >> >>> I just noticed the c172p.xml (FDM) in FGData doesn't match the one in >>> JSBSim. >> >> What's your conclusion ? > > Conclusion is that the FG c172p FDM is out of date and doesn't include >

Re: [Flightgear-devel] Cessna 172p cockpit improvement

2011-12-21 Thread Stuart Buchanan
On Wed, Dec 21, 2011 at 9:40 AM, Stuart Buchanan wrote: > I've not committed these changes to the FG c172p FDM. Sorry, that should be "I've _now_ committed these changes to the FG c172p FDM" -Stuart -- Write once. Port t

Re: [Flightgear-devel] Cessna 172p cockpit improvement

2011-12-21 Thread Stuart Buchanan
On Mon, Dec 19, 2011 at 10:07 AM, Martin Spott wrote: > Ron Jensen wrote: > >> I just noticed the c172p.xml (FDM) in FGData doesn't match the one in JSBSim. > > What's your conclusion ? Conclusion is that the FG c172p FDM is out of date and doesn't include the latest changes that Ron made to "Add

Re: [Flightgear-devel] Cessna 172p cockpit improvement

2011-12-20 Thread Tuomas Kuosmanen
On 14 December 2011 20:07, Gijs de Rooy wrote: A great source of dimensions is http://gallery.tigert.com/gallery/c172dim > Note that this is a C172N (not P), but there doesn't seem to be much of a > difference > between the two models cockpitwise. > Yeah. That's our club's OH-CTL (which reached

Re: [Flightgear-devel] Cessna 172p cockpit improvement

2011-12-19 Thread Martin Spott
Ron Jensen wrote: > I just noticed the c172p.xml (FDM) in FGData doesn't match the one in JSBSim. What's your conclusion ? Martin. -- Unix _IS_ user friendly - it's just selective about who its friends are ! -- -

Re: [Flightgear-devel] Cessna 172p cockpit improvement

2011-12-18 Thread Ron Jensen
Sorry to respond to myself, but wanted to add some detail: Mass Properties Report (English units: lbf, in, slug-ft^2) WeightCG-XCG-YCG-Z Base Vehicle 1500.041.0 0.036.5 0 Pilot 1

Re: [Flightgear-devel] Cessna 172p cockpit improvement

2011-12-18 Thread Ron Jensen
On Sunday 18 December 2011 04:02:01 Martin Spott wrote: > Patrick Callahan wrote: > > What can be said about the flight dynamics of the C172P model? > > Is it accurate? If not, how could it be improved? > > The response varies _much_ depending on whom you ask :-) > Personally I'm quite confident

Re: [Flightgear-devel] Cessna 172p cockpit improvement

2011-12-18 Thread Torsten Dreyer
Am 18.12.2011 12:02, schrieb Martin Spott: > Personally I'm quite confident with FlightGear's flight dynamics, but > there's always room for improvement and if you know someone who's > flying the real one (maybe you're evn doing yourself), take a > stopwatch, pen and paper and record climb rates at

Re: [Flightgear-devel] Cessna 172p cockpit improvement

2011-12-18 Thread Martin Spott
Martin Spott wrote: > Note that there are many, many different variants of the real one, > therefore claims like "it climbs too fast" might be rather moot the > smaller the deviation gets, because it depends much on the weight > (which might depend a lot on the installed equipment) and the conditi

Re: [Flightgear-devel] Cessna 172p cockpit improvement

2011-12-18 Thread Martin Spott
Patrick Callahan wrote: > What can be said about the flight dynamics of the C172P model? > Is it accurate? If not, how could it be improved? The response varies _much_ depending on whom you ask :-) Personally I'm quite confident with FlightGear's flight dynamics, but there's always room for imp

Re: [Flightgear-devel] Cessna 172p cockpit improvement

2011-12-18 Thread Stuart Buchanan
On Sun, Dec 18, 2011 at 5:06 AM, Patrick Callahan wrote: > What can be said about the flight dynamics of the C172P model? > Is it accurate?  If not, how could it be improved? It's currently got a "3" rating. It matches some of the PoH numbers (cruise speed, rate of climb) for an aircraft fitted wi

Re: [Flightgear-devel] Cessna 172p cockpit improvement

2011-12-17 Thread Patrick Callahan
What can be said about the flight dynamics of the C172P model? Is it accurate? If not, how could it be improved? -- Learn Windows Azure Live! Tuesday, Dec 13, 2011 Microsoft is holding a special Learn Windows Azure tra

Re: [Flightgear-devel] Cessna 172p cockpit improvement

2011-12-14 Thread Martin Spott
Stuart Buchanan wrote: > I currently maintain the c172p. I still don't understand why Heiko was alienated from maintaining the C172 model Martin. -- Unix _IS_ user friendly - it's just selective about who its friends are ! --

Re: [Flightgear-devel] Cessna 172p cockpit improvement

2011-12-14 Thread Martin Spott
Gijs de Rooy wrote: > Stuart, now we're at it, could you please decrease the cockpit-status-rating > of the > C172P? It really is not complete and does not fit the five-stars category. > For example, > our current model even lacks something as a master switch! Nor does it have > "photo- > rea

Re: [Flightgear-devel] Cessna 172p cockpit improvement

2011-12-14 Thread Gijs de Rooy
Hi all, Stephan in particular, > Stuart wrote: > I currently maintain the c172p. The only other changes I'm aware of are > some significant updates that Gijs was working on prior to the 2.4.0 release. > I don't know whether he's still working on them - Gijs? Right, I had indeed quite some updat

Re: [Flightgear-devel] Cessna 172p cockpit improvement

2011-12-14 Thread Stuart Buchanan
On Wed, Dec 14, 2011 at 4:52 PM, Fernando García Liñán wrote: > Hello Stephan, > > It looks nice so far! But someone has already improved it, you can find more > info here: http://flightgear.org/forums/viewtopic.php?f=14&t=10187 The changes Fernando refers to were applied before the 2.4.0 release,

Re: [Flightgear-devel] Cessna 172p cockpit improvement

2011-12-14 Thread Torsten Dreyer
> Here are some questions: > 1. Should I work from a c172p model more recent than on the website? > If so, where can I find the Aircrafts in gitorious? > 2. How do I contribute? Do I learn to use git and create a branch? Do > I post the aircraft as a .zip file for someone to look at? > 3. Should

Re: [Flightgear-devel] Cessna 172p cockpit improvement

2011-12-14 Thread Fernando García Liñán
Hello Stephan, It looks nice so far! But someone has already improved it, you can find more info here: http://flightgear.org/forums/viewtopic.php?f=14&t=10187 You don't need to upload it to GIT by yourself, you can pack it in a .zip and a FGData committer can upload it for you. If you run a more

[Flightgear-devel] Cessna 172p cockpit improvement

2011-12-14 Thread Stephan Bourgeois
Hello everybody, I have been looking at improving the Cessna 172p cockpit. I have been mostly focusing on the instruments. I am creating new 256px textures, and modifying the geometry and xml files when required. All the work is based on pictures of Cessna cockpits and pictures of instruments p