Re: [Flightgear-devel] New Architecture for Flightgear

2007-05-14 Thread Jim Campbell
Looking at the replies posted up to now on "New Architecture for Flightgear" and at the "More ideas on dogfighting" postings it seems to me that a crucial common item is "inter process communications" or IPC. There seems to be three main scenarios: a) Flight gear running modular on a multiprocess

Re: [Flightgear-devel] New Architecture for Flightgear

2007-05-13 Thread Stefan Seifert
-BEGIN PGP SIGNED MESSAGE- Hash: SHA256 Martin Spott wrote: > Personally I think some thing like distributed shared memory might fill > the gap. I've been doing some literature research on this topic several > years ago, the idea looks pretty promising and different OpenSource > implement

Re: [Flightgear-devel] New Architecture for Flightgear

2007-05-13 Thread Robin
Martin Spott schreef: > Well, we've been driving two 'external' displays on last years LinuxTag > exhibition using the 'generic' protocol. We were surprised to encounter > a significant performance hit on the master machine serving two clients > at 20 Hz. Throttling the thing down to 10 Hz made the

Re: [Flightgear-devel] New Architecture for Flightgear

2007-05-13 Thread Martin Spott
Harald JOHNSEN wrote: > One should not forget that FG has allready some networking capacity. > This alone has allready allowed ppl to split fdm and rendering on > several machines. Perhaps there is something to reuse here. Well, we've been driving two 'external' displays on last years LinuxTag

Re: [Flightgear-devel] New Architecture for Flightgear

2007-05-13 Thread Robin van Steenbergen
Harald JOHNSEN schreef: > Martin Spott wrote: > > >> Hi Jim, >> >> Jim Campbell wrote: >> >> >> >> >>> Some discussions have already taken place on JSBsim devel mailing list >>> regards communication between "modules" of flightgear. >>> >>> >>> >> Indeed, the idea of cutting F

Re: [Flightgear-devel] New Architecture for Flightgear

2007-05-13 Thread Harald JOHNSEN
Martin Spott wrote: >Hi Jim, > >Jim Campbell wrote: > > > >>Some discussions have already taken place on JSBsim devel mailing list >>regards communication between "modules" of flightgear. >> >> > >Indeed, the idea of cutting FlightGear into modules is not a new one >and has been floating ar

Re: [Flightgear-devel] New Architecture for Flightgear

2007-05-13 Thread Martin Spott
Hi Jim, Jim Campbell wrote: > Some discussions have already taken place on JSBsim devel mailing list > regards communication between "modules" of flightgear. Indeed, the idea of cutting FlightGear into modules is not a new one and has been floating around way before this nice "new arcitecture"

[Flightgear-devel] New Architecture for Flightgear

2007-05-13 Thread Jim Campbell
Hi, Some discussions have already taken place on JSBsim devel mailing list regards communication between "modules" of flightgear. My thoughts are that flightgear divides "naturally" into four major sub-system modules: a) FDM (jsbsim is already "standalone") b) cockpit input and output (ie joystic