Re: [Flightgear-devel] yasim heli solver, CG for Z-axis

2006-07-04 Thread Joacim Persson
On Mon, 3 Jul 2006, Maik Justus wrote: All effects I have only tested with the bo. But I will check everything with the ch47 after finishing the coding. Please send me your ch47 config (or is it in cvs?). Probably there are some wrong signs for clockwise rotating rotors. But the sign of the

[Flightgear-devel] CH53 main rotor not producing any torque.

2006-07-04 Thread Josh Babcock
Maik, This helo def does not seem to be producing any main rotor torque. I commented out the tail rotor, and no spinning. Turning notorque on or off seems to make no difference. I was originally clued in when I noticed that whatever changes I made to the file I always seemed to have the tail

Re: [Flightgear-devel] MIL-STD-1878B -- Aircraft Display Symbology

2006-07-04 Thread Melchior FRANZ
* Erik Hofman -- Monday 03 July 2006 13:45: What you could do right now is committing the new HUD code [...] Done. It can be activated via /sim/hud/visibility[1] and can be used at the same time as the old HUD (/sim/hud/visibility[0]). It's not identical, but in the end it should (almost) be.

Re: [Flightgear-devel] CH53 main rotor not producing any torque.

2006-07-04 Thread Joacim Persson
On Tue, 4 Jul 2006, Josh Babcock wrote: This helo def does not seem to be producing any main rotor torque. Adjust the poweratpitch_0 parameter. (on tail rotor too) Those seven 11m long blades probably cost a bit more than 53kW to turn at 185 rpms even at zero pitch. =) But where do one find

Re: [Flightgear-devel] CH53 main rotor not producing any torque.

2006-07-04 Thread Josh Babcock
Joacim Persson wrote: On Tue, 4 Jul 2006, Josh Babcock wrote: This helo def does not seem to be producing any main rotor torque. Adjust the poweratpitch_0 parameter. (on tail rotor too) Those seven 11m long blades probably cost a bit more than 53kW to turn at 185 rpms even at zero

Re: [Flightgear-devel] New fgjs tool

2006-07-04 Thread Melchior FRANZ
* Stefan Seifert -- Sunday 02 July 2006 23:35: I finally managed to finish my rewrite of the fgjs tool (in patch -p0 form). I found the old code quite horrible, even after the last improvements. The new method is without any doubt superior. If nobody objects, then I'll commit that tomorrow.

Re: [Flightgear-devel] CH53 main rotor not producing any torque.

2006-07-04 Thread chris
On Tuesday 04 July 2006 19:43, Josh Babcock wrote: Joacim Persson wrote: On Tue, 4 Jul 2006, Josh Babcock wrote: This helo def does not seem to be producing any main rotor torque. Adjust the poweratpitch_0 parameter. (on tail rotor too) Those seven 11m long blades probably cost a bit

Re: [Flightgear-devel] A couple quick movies

2006-07-04 Thread Arnt Karlsen
On Mon, 03 Jul 2006 21:46:56 -0500, Curtis wrote in message [EMAIL PROTECTED]: Probably won't win me an oscar ..why not? Republicans oughtta be waaay happy about your no oil for the commies theme here. ;o) -- ..med vennlig hilsen = with Kind Regards from Arnt... ;o) ...with a number of

Re: [Flightgear-devel] CH53 main rotor not producing any torque.

2006-07-04 Thread Maik Justus
Hi Josh, yes, it's a bug. on variable is not initialized, and therefore this effect can happen (depending on compiler and the situation in the memory). Please add _no_torque=0; to Rotor::Rotor() in source/src/FDM/YASim/Rotor.cpp (it's the first function in the file) ...and increase

Re: [Flightgear-devel] CH53 main rotor not producing any torque.

2006-07-04 Thread Josh Babcock
chris wrote: The main shaft on the D model sees about 3 million inchlb of torque. I do not have the number for the super stallion. Is that at 0 deg pitch? I can extrapolate the torque for the e model by multiplying that by 7/6 since they use the same blades and (I believe) have the

[Flightgear-devel] actual status of rotor-simulation, was: Re: YASim vstab question

2006-07-04 Thread Maik Justus
Hi Joacim Persson schrieb: Or translate the rotor equations to jsbsim -- ? I have choosen YASim, because I found there the two functions _body.addForce(pos, force); _body.addTorque(torque); And this is the interface between YASim and the rotor-simulation. A solver is

Re: [Flightgear-devel] CH53 main rotor not producing any torque.

2006-07-04 Thread Josh Babcock
Maik Justus wrote: Hi Josh, yes, it's a bug. on variable is not initialized, and therefore this effect can happen (depending on compiler and the situation in the memory). Please add _no_torque=0; to Rotor::Rotor() in source/src/FDM/YASim/Rotor.cpp (it's the first function in the

Re: [Flightgear-devel] actual status of rotor-simulation, was: Re: YASim vstab question

2006-07-04 Thread Josh Babcock
Maik Justus wrote: The diff between the cvs and my debug version is: - calculation of the rotor in different segments (with a twist-Parameter) (but only in four directions (front, back, right, left) - rather realistic calculation of consumed power (and therefore you can autorotate) -

[Flightgear-devel] YASim weights

2006-07-04 Thread Josh Babcock
Perhaps yasim weight elements should accept size-prop as an argument as well as weight-prop. This way an external cargo dialog could let the user specify how big an external load is. Josh Using Tomcat but need to do more? Need to support web services, security? Get stuff done quickly with

Re: [Flightgear-devel] A couple quick movies

2006-07-04 Thread Arnt Karlsen
On Tue, 4 Jul 2006 20:16:57 +0200, Arnt wrote in message [EMAIL PROTECTED]: On Mon, 03 Jul 2006 21:46:56 -0500, Curtis wrote in message [EMAIL PROTECTED]: Probably won't win me an oscar ..why not? Republicans oughtta be waaay happy about your no oil for the commies theme here. ;o)

Re: [Flightgear-devel] New fgjs tool

2006-07-04 Thread Stefan Seifert
Melchior FRANZ wrote: I found the old code quite horrible, even after the last improvements. The new method is without any doubt superior. If nobody objects, then I'll commit that tomorrow. Some things should IMHO get improved: New version attached. I added some more info about the dead