Re: [Flightgear-devel] GIT and FGDATA

2010-08-06 Thread Vivian Meazza
Alan Teeder wrote

 
 
  Same here. But the slow-down has been quicker than the increase in data
  over
  time. I am to be yet to be convinced that there isn't something else
 going
  on besides the increase in the amount of data. I'm beginning to suspect
  that
  the whole concept is fundamentally flawed with larger repos. I hope we
 can
  devise a work around - and fast.
 
  It's taking me longer to push stuff than to write it in the first place.
  Work has become almost impossible here.
 
  Vivian
 
 
 Looking at other reports on the net it may be something to do with the
 number of changes, not just the size of the repo.
 

I had reached the same conclusion: it does conform to the observed fact that
the slow-down has been faster than the increase in data. The splitting of
the repo might not overcome the problem if this is indeed the case. 

Meanwhile, Git-bash works here. No fancy graphics, but I can push/pull. I'm
not always sure what I'm pushing, but hey ho, it's still hanging on in
there.  

Vivian



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[Flightgear-devel] Color change

2010-08-06 Thread Peter Völk
Hi there,

is there a way to change colors of objects or submodels during flight?
Perhaps with nasal? For example i can imagine an arrow outside an airplane
that shows the resulting load factor and changes its color due to the normal
load factor from e.g. green to red...

Thx for help,
Peter
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Re: [Flightgear-devel] GIT and FGDATA

2010-08-06 Thread Alan Teeder

--
From: Vivian Meazza vivian.mea...@lineone.net


 I had reached the same conclusion: it does conform to the observed fact 
 that
 the slow-down has been faster than the increase in data. The splitting of
 the repo might not overcome the problem if this is indeed the case.

 Meanwhile, Git-bash works here. No fancy graphics, but I can push/pull. 
 I'm
 not always sure what I'm pushing, but hey ho, it's still hanging on in
 there.

 Vivian

Could something similar to Flightgear´s terasync option be implemented?

By this I mean that a complete list of aircraft is always available and kept 
locally for use by both flightgear and fgrun.  If an up-to  -date copy of 
the selected aircraft is not available locally, then it is downloaded 
(unfortunately together with dependencies) as required.

Just  a suggestion.


The Git symptoms I experience are a 100% cpu load and memory usage 
increasing above 100M. This goes on for several HOURS.

It has got to this state over the last week, before then it was slow. Now it 
is dead. The only practical way to get a complete set of Fgdata is to start 
again and make a fresh git clone. Although this takes several hours on my 
connection it is much quicker than a git pull.

Alan 


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Re: [Flightgear-devel] GIT and FGDATA

2010-08-06 Thread dave perry
I am not seeing the slowdown.  I just ran a simple script that updates 
simgear, flightgear source, and fgdata.  I would estimate that the git 
pull origin run in fgdata took about 3 minutes.  This performance has 
been typical for me.  I  ran System Monitor (F12) during the fgdata pull 
and the data rate was between 96 and 100 KB/s and the memory usage was 
constant.  I connect via Earthlink dsl.

Dave P.
On 08/06/2010 02:11 AM, Vivian Meazza wrote:
 Alan Teeder wrote


  
 Same here. But the slow-down has been quicker than the increase in data
 over
 time. I am to be yet to be convinced that there isn't something else

 going
  
 on besides the increase in the amount of data. I'm beginning to suspect
 that
 the whole concept is fundamentally flawed with larger repos. I hope we

 can
  
 devise a work around - and fast.

 It's taking me longer to push stuff than to write it in the first place.
 Work has become almost impossible here.

 Vivian


 Looking at other reports on the net it may be something to do with the
 number of changes, not just the size of the repo.

  
 I had reached the same conclusion: it does conform to the observed fact that
 the slow-down has been faster than the increase in data. The splitting of
 the repo might not overcome the problem if this is indeed the case.

 Meanwhile, Git-bash works here. No fancy graphics, but I can push/pull. I'm
 not always sure what I'm pushing, but hey ho, it's still hanging on in
 there.

 Vivian



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 Flightgear-devel@lists.sourceforge.net
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Re: [Flightgear-devel] Color change

2010-08-06 Thread S Andreason
Hi Peter,
Absolutely.
Look at the bluebird, the inside colors change with lighting and 
door-open-close, besides the usual livery choices. It is done with 
nasal, which changes properties that the model material tags point to.
Stewart


Peter Völk wrote:
 Hi there,

 is there a way to change colors of objects or submodels during flight? 
 Perhaps with nasal? For example i can imagine an arrow outside an 
 airplane that shows the resulting load factor and changes its color 
 due to the normal load factor from e.g. green to red...


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Re: [Flightgear-devel] GIT and FGDATA

2010-08-06 Thread Alan Teeder

--
From: dave perry skida...@mindspring.com
Sent: Friday, August 06, 2010 2:59 PM
To: vivian.mea...@lineone.net; FlightGear developers discussions 
flightgear-devel@lists.sourceforge.net
Subject: Re: [Flightgear-devel] GIT and FGDATA

 I am not seeing the slowdown.  I just ran a simple script that updates
 simgear, flightgear source, and fgdata.  I would estimate that the git
 pull origin run in fgdata took about 3 minutes.  This performance has
 been typical for me.  I  ran System Monitor (F12) during the fgdata pull
 and the data rate was between 96 and 100 KB/s and the memory usage was
 constant.  I connect via Earthlink dsl.

 Dave P.

Dave

From earlier posts I surmise that you have a 64bit Linux box.
I have an old single processor XP box (limited to 1 GB memory by the 
motherboard) and a newer dual-core laptop. These run Xp and Vista 
respectively. Not in the same league as yours :-(


My searching on the net suggests that the Windows version of Git is not as 
fast as the Linux original. The net result is that Git on Windows needs a 
higher spec processor than flightgear does when used with a large and 
frequently changing set of data such as fgdata.

During pull origin Git´s CPU usage goes to 100% (or 50% on the dual core 
box)  and Gits´s memory increases to over 100M, but there is negligible net 
usage.  I have let it run for 3 hours with no sign of any completion. My 
guess is that Windows Git is having trouble sorting out all the changes and 
updating its internal databases.

Alan 


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Re: [Flightgear-devel] GIT and FGDATA

2010-08-06 Thread Vivian Meazza
Alan Teeder wrote


  I am not seeing the slowdown.  I just ran a simple script that updates
  simgear, flightgear source, and fgdata.  I would estimate that the git
  pull origin run in fgdata took about 3 minutes.  This performance has
  been typical for me.  I  ran System Monitor (F12) during the fgdata pull
  and the data rate was between 96 and 100 KB/s and the memory usage was
  constant.  I connect via Earthlink dsl.
 
  Dave P.
 
 Dave
 
 From earlier posts I surmise that you have a 64bit Linux box.
 I have an old single processor XP box (limited to 1 GB memory by the
 motherboard) and a newer dual-core laptop. These run Xp and Vista
 respectively. Not in the same league as yours :-(
 
 
 My searching on the net suggests that the Windows version of Git is not as
 fast as the Linux original. The net result is that Git on Windows needs a
 higher spec processor than flightgear does when used with a large and
 frequently changing set of data such as fgdata.
 
 During pull origin Git´s CPU usage goes to 100% (or 50% on the dual core
 box)  and Gits´s memory increases to over 100M, but there is negligible
 net
 usage.  I have let it run for 3 hours with no sign of any completion. My
 guess is that Windows Git is having trouble sorting out all the changes
 and
 updating its internal databases.
 

Yes, I'm seeing this on a Core2Quad - all cores go to 100% and then nothing.
However, good old Git-bash shell will work from the command line. Not really
21st Century, but it will let you do most anything you want. This is not
inconsistent with Dave P observations, because I guess his script uses shell
commands stuff.

I think we might have predicted something like this happening when we could
only clone fgdata in the first place by downloading it in 2 sections. That's
another fine mess we have gotten ourselves into!

Never mind, we'll get it sorted (and perhaps shadows at the same time) :-)

Vivian



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[Flightgear-devel] Shaders and textures

2010-08-06 Thread HB-GRAL
Hi all,

I see a lot of improvements with recent shaders. But there comes some 
renewals I do not how to work with.

- Snow: Activating the landmass shaders gives me some snow. Some 
material is not covered i.e. glacier. And snow is starting by default at 
2000 (2000 what?). Is this real i.e. for season 'summer'? And how can I 
change appearance of this soft-edge 'geometrical' snow fields?

- Mystic gray blobs: When I activate landmass shader everywhere there 
are some 'random' gray blobs now. What is the goal of this blobs? Is it 
possible to add a texture to this blobs?

- Crop shader: This is a very interesting shader of course. But when I 
activate it- only one crop type is covered by this shader. Is the crop 
shader thought to have multiple crop effects? How can I work with this 
shader and different textures to get things like irregular crop and many 
many other crop types like we have in recent landcover?

Thanks for your answer, Yves


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