[Flightgear-devel] FW: cygwin/x symantec antivirus conflict (fixed in snapshot?)

2004-10-11 Thread Norman Vine
headsup for Cygwin users

someone running the current CVS files
might want to check this out

any negative results should be sent to the Cygwin List

Norman

 -Original Message-
 From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] Behalf
 Of Christopher Faylor
 Sent: Monday, October 11, 2004 12:07 AM
 To: [EMAIL PROTECTED]
 Cc: [EMAIL PROTECTED]
 Subject: Re: cygwin/x symantec antivirus conflict (fixed in snapshot?)
 
 
 On Sun, Oct 10, 2004 at 11:33:00PM -0400, Philip Gladstone wrote:
 Christopher Faylor wrote:
 Ok.  I've changed the algorithm in select.  It only opens a DGRAM
 socket now, one time per thread.  It uses this to terminate the socket
 thread, if necessary.  This socket is never closed until the thread
 terminates.
 
 It sounds like this would more or less fix the problem that you're
 seeing.  Would you mind trying a new snapshot?
 
 http://cygwin.com/snapshots/
 
 This fixes it for me! Thanks immensely.
 
 That's good news!  Thanks for the fast feedback.
 
 I've cc'ed the cygwin mailing list since this has been a long standing
 problem.
 
 For those who haven't been following along at home, it looks like a
 change I just made to select() may solve the dreaded slows down to a
 crawl with Symantec AntiVirus problem.
 
 This may also improve the performance of things that use sockets
 slightly.
 
 So, I'd appreciate reports on the latest snapshot.  Does it fix any
 problems?  Cause any problems?  No change?
 
 In this one case, I'd like to hear me toos since the change was to a
 fundamental part of cygwin and it is in socket code, which has proved to
 be problematic.  So, I'd like to know if things still work on Windows 9x
 and all flavors of NT.
 
 http://cygwin.com/snapshots/
 
 Things would be, openssh, telnet, ftp, rsync, etc.  Anything which
 uses sockets or communicates via TCP/IP.
 
 I've reset the reply-to for this message to the cygwin mailing list, so
 if there is further Cygwin/X discussion necessary, please make sure that
 it goes to the cygwin-xfree mailing list.
 
 cgf
 
 --
 Unsubscribe info:  http://cygwin.com/ml/#unsubscribe-simple
 Problem reports:   http://cygwin.com/problems.html
 Documentation: http://cygwin.com/docs.html
 FAQ:   http://cygwin.com/faq/
 

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RE: [Flightgear-devel] [PATCH] crease for ac3d files and speedup

2004-10-11 Thread Vivian Meazza


Frederic Bouvier a écrit:

 Sent: 10 October 2004 17:50
 To: FlightGear developers discussions
 Subject: Re: [Flightgear-devel] [PATCH] crease for ac3d files and speedup
 
 Vivian Meazza 
 
 Harald JOHNSEN
 
 
 
... snip ...
 
 However ... fgrun doesn't seem to like the crease token. Not certain,
 because it aborts without any error message.
 
 
 ftp://ftp.ihg.uni-duisburg.de/FlightGear/Win32/fgrun-0.4.5-20041010.zip
 
 -Fred
 

Works fine, ta.

V.



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Re: [Flightgear-devel] [PATCH] crease for ac3d files and speedup

2004-10-11 Thread Martin Spott
Martin Spott wrote:

 This patch is great - it works and it significantly increases the frame
 rate on a simple Linux-PC (old 600 MHz PentiumIII with Radeon9200) from
 4-5 to 7-8 fps on the default location,

With the recent display list changes things now settle at stable 10
fps. I'd like to express my thanks to everyone who participated in this
tremendous improvement(s) !

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

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Re: [Flightgear-devel] [PATCH] crease for ac3d files and speedup

2004-10-11 Thread Jon Stockill
Martin Spott wrote:
Martin Spott wrote:

This patch is great - it works and it significantly increases the frame
rate on a simple Linux-PC (old 600 MHz PentiumIII with Radeon9200) from
4-5 to 7-8 fps on the default location,

With the recent display list changes things now settle at stable 10
fps. I'd like to express my thanks to everyone who participated in this
tremendous improvement(s) !
crease + display list = WOW!
I've gone from 3-4FPS at KSFO in the C172 to a rock solid 12 - this 
seems to be limited by the instruments, because turning the view, or 
selecting an external view gets 25-35, even with all those models 
around. I've NEVER seen FlightGear run so smoothly.

The fact that a forward cockpit view is so stable (it doesn't matter how 
many models you point the aircraft at) makes landings at KSFO really 
smooth, where they used to be almost impossible before because the frame 
rate was so unpredictable.

Thanks to all who contributed.
--
Jon Stockill
[EMAIL PROTECTED]
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[Flightgear-devel] Velocity, acceleration and rotational rates

2004-10-11 Thread sergio
Title: Mensaje



Hello. I am working 
with FlighGear 0.9.5 and I have a question. How can I obtain the velocity, 
acceleration, and rotational rate? I am using the JSBSim model. 


Thank you for your 
time, 

Sergio 
Galan.
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[Flightgear-devel] Aviascene

2004-10-11 Thread Martin Spott
Hello, I just stumbled over this one:

  http://ics151-193.icsincorporated.com/~sdh4/aviascene/

I thought it might be interesting because he appears to do _direct_
rendering of USGS data instead of preprocessing like TerraGear and
might reveal some interesting ideads about dealing with raw terrain
data,

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

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Re: [Flightgear-devel] Aviascene

2004-10-11 Thread Martin Spott
Martin Spott wrote:

 I thought it might be interesting because he appears to do _direct_
 rendering of USGS data instead of preprocessing like TerraGear [...]

O.k., I was wrong. I downloaded the demo package and found this in a
README:

Now you need to create the terrain data file. 
Use the buildterrain program. It requires a series of parameters to indicate
the NED dataset and the texturing to apply.


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

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[Flightgear-devel] when is 0.9.6 expected?

2004-10-11 Thread Richard Keech
It's taken me some time to give consideration to a 
Red Hat/Fedora build of FG 0.9.5.  I notice that 0.9.6-pre
releases are already out.

I'm trying to determine if it is worth my while with 
building 0.9.5 or just wait for 0.9.6.

When do folks expect that 0.9.6 will be released?
-- 
Richard Keech [EMAIL PROTECTED]


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[Flightgear-devel] How is property /position/ground-elev-m assessed/constructed from the elevation data?

2004-10-11 Thread Chris Metzler

Hi.  Is there something other than what I'd expect done in determining
the value of the property /position/ground-elev-m ?  Is it taken from
the terrain point immediately below the aircraft; or below it in some
cone of some angular size, or something like that?

I ask because at fixed lat/lon, the value you get for this property
depends on the altitude you're at when you check it.  If you're at
16,000 feet and you check this property, the value you get is different
from if you're at 5,000 feet over the exact same lat/lon.  The difference
is normally not that large -- a few centimeters, typically.  But sometimes
it's a meter or more.  This matters for e.g. scripts used to place scenery
objects that move from point to point around the landscape and measure
this quantity through the telnet interface, such as what Curt's written
and what Jon and I are using.  In my case, one out of a hundred or so
airport signs is half-buried or slightly levitating . . .

-c

-- 
Chris Metzler   [EMAIL PROTECTED]
(remove snip-me. to email)

As a child I understood how to give; I have forgotten this grace since I
have become civilized. - Chief Luther Standing Bear


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Re: [Flightgear-devel] glGenList Bug

2004-10-11 Thread Harald JOHNSEN
Frederic Bouvier wrote:
Erik Hofman a écrit :
Frederic Bouvier wrote:
Perhaps a patch to simgear/flightgear only without touching plib 
would be better. The threading problem is a flightgear problem.

Generally I would agree with you but this differed DList method is 
way easier than integrating it into FlightGear itself. Besides it 
doesn't change the functionality of plib itself but instead it adds a 
new method of using display lists.

With makeDList really functionning :
ftp://ftp.ihg.uni-duisburg.de/FlightGear/Win32/fgfs-0.9.6-20041010.zip
You should like it ;-)
-Fred

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747-100 on ground at SFO default runway, cycling thru different view (V 
key)

view - 0.9.5 - 0.9.6 10/09   -   Dlist 10/10
cockpit-33 fps-47 fps   -   57 fps
v   -   24 fps   -   39 fps   -   50 fps
v   -   25 fps   -   39 fps   -   50 fps
v   -   27 fps   -   42 fps   -   53 fps
v   -   24 fps   -   28 fps ?   -   37 fps
v   -   22 fps   -   32 fps   -   40 fps
cockpit again   -   28 fps   -   39 fps   -   48 fps
night cockpit view
enhanced runway light on   -   4 fps   -   4 fps   -   4 fps
enhanced runway light off   -   24 fps   -   31 fps   -   36 fps
AMD 2100+ GeForce Ti4200 W98 (1024x768 32bits)
Regards
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