Re: [Flightgear-devel] Scenery

2005-03-06 Thread Jon Stockill
Lee Elliott wrote:
Hello Jon,
I was just wondering if you had done any updates/additions to 
your models.  I thought I'd seen a couple of messages where 
you'd corrected a couple of things, like the orientation of the 
Humber bridge but I haven't been able to find them.  I also 
noticed that a few objects seemed to be missing from the Models 
archive that I have e.g. tilburychimney.ac  
kingsnorthchimney.ac
That was because I got sidetracked coding for the database, and working 
on an aircraft model - I added a bunch of chimney models last night - 
there are still a couple missing, but I need to find dimensions for them.

I've been working on some code for placing electricity pylons, and hope 
to be able to do a mass update of these in the near future.

I added a tower bridge model yesterday afternoon - that'll be positioned 
 at some point today, and once that's done I'll run another scenery export.

--
Jon Stockill
[EMAIL PROTECTED]
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Re: [Flightgear-devel] Making FlightGear more deterministic

2005-03-06 Thread Mathias Fröhlich

Hi,

On Freitag 04 März 2005 16:20, Curtis L. Olson wrote:
 I know this is hard to do with standard system level calls.  For
 instance setitimer() in unix allows you to specify a very fine
 resolution sleep/wakeup time.  However, the OS only checks the thread
 during a kernel interrupt which happens at 100hz.  So you can only get
 divisers of 100hz resolution with this approach.
This 100hz sound like the old HZ values of the Linux kernel.
Note that Linux uses 1000HZ timer interrupt since some time. I do not know the 
exact time of the transition to 1000HZ but at least every 2.6 kernel uses 
this value.

Anyway, I am not shure if times are limited to that HZ value.
If you select on any filedescriptor you can specify microsecond timeouts for 
that.
BTW this is the way qt implements timer events.
It selects on the X11 socket (and possible other files the application is 
waiting for) with a given timeout. This works well on *NIX. Never tried that 
on Windows. But with qt4 this can change :)

   Greetings

 Mathias

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Mathias Fröhlich, email: [EMAIL PROTECTED]

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Re: [Flightgear-devel] Scenery

2005-03-06 Thread Lee Elliott
On Sunday 06 March 2005 14:14, Jon Stockill wrote:
 Lee Elliott wrote:
  Hello Jon,
 
  I was just wondering if you had done any updates/additions
  to your models.  I thought I'd seen a couple of messages
  where you'd corrected a couple of things, like the
  orientation of the Humber bridge but I haven't been able to
  find them.  I also noticed that a few objects seemed to be
  missing from the Models archive that I have e.g.
  tilburychimney.ac 
  kingsnorthchimney.ac

 That was because I got sidetracked coding for the database,
 and working on an aircraft model - I added a bunch of chimney
 models last night - there are still a couple missing, but I
 need to find dimensions for them.

 I've been working on some code for placing electricity pylons,
 and hope to be able to do a mass update of these in the near
 future.

 I added a tower bridge model yesterday afternoon - that'll be
 positioned at some point today, and once that's done I'll run
 another scenery export.


:)

LeeE

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Re: [Flightgear-devel] Build ERROR

2005-03-06 Thread Martin Spott
Martin Spott wrote:

 O.k., I will follow that path and report back.

Too many related changes   It was easier to turn my CVS copy of the
FlightGear sources several days back - 10 days to be precise:

sirius: 22:10:13 ~  cat CVS/FlightGear/FlightGear/CVS/Tag
D2005.02.25.21.03.43


Martin.
-- 
 Unix _IS_ user friendly - it's just selective about who its friends are !
--

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