Re: [Flightgear-devel] Engine models: start-up and commonality between FDMs

2002-11-13 Thread David Luff
On 11/13/02 at 12:16 AM Julian Foad wrote: David Luff wrote: It looks to me like you've got 2 too many curly brackets in doEnginePower, although I could be misunderstanding what you're doing there. Yes, I have got too many. This is the friction that was applied only when starting; I was

Re: [Flightgear-devel] Engine models: start-up and commonality between FDMs

2002-11-12 Thread David Luff
On 11/12/02 at 12:28 AM Julian Foad wrote: Ah, glad you're there. If you're interested and have time to look, my current attempt is at http://www.btinternet.com/~julianfoad/fgfs/JSB_piston_engine.diff http://www.btinternet.com/~julianfoad/fgfs/engine_sound.diff but, as I said, not

Re: [Flightgear-devel] Engine models: start-up and commonality between FDMs

2002-11-10 Thread David Luff
On 11/10/02 at 4:02 AM Julian Foad wrote: As for the guts of how the engines are modelled ... I first worked on the starting and stopping behaviour of the JSBsim engine. The thermodynamic model of the engine is probably very good Parts of it are, parts of it aren't and are overdue a

re: [Flightgear-devel] Engine models: start-up and commonality between FDMs

2002-11-07 Thread David Megginson
Julian Foad writes: Much of this code in JSBSim is very similar to FDM/IO360.cxx which seems to be only used by LARCsim even though it is not in the LARCsim subdirectory; presumably one was derived from the other. I really don't like duplication; I feel that any work I do on one of