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IL-2 Sturmovik The famous combat flight simulator.

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  #1  
Old 05-13-2008, 08:32 PM
Skarphol Skarphol is offline
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Wow!
Switching to DirectX, but otherwise unchanged raised the FPS to an average of 82!
But it lookes a lot worse, especially the water.

Another strange thing was that I was unable to switch to DirectX while in hardware setup inside the game. When I switched to DirectX it switched back to OpenGL on its own. I had to exit the game and use IL2Setup.exe instead. No big deal though.

I think I will switch back to OpenGL, it looks so much better and in usual flying my FPS is around 50-60, so its not exactly a slideshow. Even though I had expected higher framerates..

Skarphol
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  #2  
Old 05-13-2008, 10:24 PM
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mazex mazex is offline
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Well, I rebooted in Vista which does not happen often... Uninstalled the beta SP1 and installed the real one. Installed the Nvidia Forceware 175 64-bit driver and booted IL2 to laugh at Vista again... Right from the beginning something felt wrong. It did not feel like I was on another computer like it used to do when booting into Vista... Started fraps usning the EXACT same settings as in XP (copy of the same directory). These where my results now:

Vista 64 Ultimate SP1 (4.09 OpenGL all maxed out in settings and conf.ini (72km etc) - 16XAniso+16QX AntiAliasing etc.)

2008-05-13 23:48:36 - il2fb
Frames: 10444 - Time: 155165ms - Avg: 67.309 - Min: 20 - Max: 114


I was shocked and booted back into XP 32 and rerun the exact same settings:

XP 32bit SP3 (4.09 OpenGL all maxed out in settings and conf.ini (72km etc) - 16XAniso+16QX AntiAliasing etc.)

2008-05-14 00:00:59 - il2fb
Frames: 10638 - Time: 155549ms - Avg: 68.390 - Min: 23 - Max: 118


Adding my score from february 2007 posted above for easy comparison:

XP(SP2):

2007-02-05 22:52:04 - il2fb
Frames: 9886 - Time: 155544ms - Avg: 63.558 - Min: 31 - Max: 113


Vista 32 Ultimate:

2007-02-05 23:00:09 - il2fb
Frames: 6571 - Time: 155252ms - Avg: 42.325 - Min: 19 - Max: 87



What the heck! Vista is supposed to be crappy at OpenGL. It must be SP1 that did the trick, or is it some magic with the 175 Nvidia driver? Following the same tests as in february 2007 posted above I also started a straight A20 run in Crimea with no AAA.

XP - 106 fps
Vista 103 fps

XP has dropped from 115-120 at maxed settings compared to the 2007 results but this is with 4.09 72km so it looks a lot better... The amazing conclusion is that Vista is now just a few percent worse than XP. I never thought I would say it but Vista seems to work for OpenGL games now! The problem is that the damage is already done. I guess that Oleg was shocked about how bad OpenGL worked when Vista was released and redid the whole engine in DX10/9 causing a 1 year+ delay as he realized OpenGL was going to die with the poor Vista preformance...

Well - back to this thread - Skarphol, have you installed SP1 for Vista? Are you rinning the 175 forceware drivers for your Nvidia card?

Good luck! /Maxex
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  #3  
Old 05-14-2008, 07:49 PM
virre89 virre89 is offline
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The game suffers from FPS drops overallt it's nothing unusally i've same system as you except i've one of the newer gts the 512mb version. There's some areas and citys that just completly drops fps when flying around / threw.. and that's not because the graphic card can't keep up but more of a leak in the Ingame engine. Remember it wasnt built for thoose graphic cards in mind.
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  #4  
Old 05-14-2008, 08:06 PM
Skarphol Skarphol is offline
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Thanks for all of your replies!

Yes, I am running the Service Pack 1.
The current drivers of my graphics card is "7.15.11.6906" according to the device manager. I have to check out what "Forceware 175" is.

I will have to do some research into this, but really don't have the time nowadays.

Skarphol
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  #5  
Old 05-14-2008, 09:10 PM
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mazex mazex is offline
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Quote:
Originally Posted by Skarphol View Post
Thanks for all of your replies!

Yes, I am running the Service Pack 1.
The current drivers of my graphics card is "7.15.11.6906" according to the device manager. I have to check out what "Forceware 175" is.

I will have to do some research into this, but really don't have the time nowadays.

Skarphol
Then you have the Forceware 169.06 which is rather old (but what the performance gain is going to 175 is naturally hard to tell, they claim OpenGL performance improvements in the 175 readme). The current version is 175.16 - download it here (64 bit Vista version):

http://www.nvidia.com/object/winvista_x64_175.16_whql.html

Regards /Mazex

Last edited by mazex; 05-14-2008 at 09:12 PM.
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  #6  
Old 05-14-2008, 09:28 PM
Skarphol Skarphol is offline
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OK.

I upgraded the driver and now it says "7.15.11.7516" so I guess the driver has been updated as it should.

With DirextX I got an average of 90, the same as before I upgraded the driver.
With OpenGL I got an average of 51, a ca. 50% increase in framerate..
but the graphics went very bad!!
Look:


I'll check on this tomorrow.

Skarphol
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  #7  
Old 05-14-2008, 09:47 PM
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mazex mazex is offline
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Well, sorry to hear about those problems. Are you using the latest graphics dll:s released for IL2?

Check this thread:

http://forum.1cpublishing.eu/showpos...5&postcount=41

/Mazex

EDIT - download both zip:s and unpack them. Do backups of the files "il2_core.dll", "il2_corep4.dll" "il2setup.ini" and "conf.ini" in you IL2 dir before coying these files there. Then run IL2Setup.exe and select "Nvidia Geforce 6xxx...9xxxx"... in the video settings tab (and OpenGL 32 bit on the first). Goto conf.ini and change the following lines to your preferred resolution (1280x1024 in my case as that is my 19 inch monitors prefered resolution):

[window]
width=1280
height=1024

Last edited by mazex; 05-14-2008 at 10:05 PM.
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  #8  
Old 05-17-2008, 04:35 PM
Skarphol Skarphol is offline
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Quote:
Originally Posted by mazex View Post
Well, sorry to hear about those problems. Are you using the latest graphics dll:s released for IL2?

Check this thread:

http://forum.1cpublishing.eu/showpos...5&postcount=41

/Mazex

EDIT - download both zip:s and unpack them. Do backups of the files "il2_core.dll", "il2_corep4.dll" "il2setup.ini" and "conf.ini" in you IL2 dir before coying these files there. Then run IL2Setup.exe and select "Nvidia Geforce 6xxx...9xxxx"... in the video settings tab (and OpenGL 32 bit on the first). Goto conf.ini and change the following lines to your preferred resolution (1280x1024 in my case as that is my 19 inch monitors prefered resolution):

[window]
width=1280
height=1024
Hi Mazex!
Ok, I tried the files you suggested, and it turned to the worse: The screen goes all black and all white sometimes, and then lockes up at 1:32. Had to reebot to get out of it. When this had happened twice, I decided to copy back the files you adviced me to back-up, and things went back to normal. And normal with OpenGL right now is:


On DirectX, things seem to work fine, the FPS-rate is in 100+ on normal flying, so I can happily live with that. The graphics are rather poor compared to OpenGL though.

The search for an OpenGL-solution that works with an FPS higher than... 60 or so continues!

Skarphol
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  #9  
Old 05-15-2008, 09:04 AM
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GF_Mastiff GF_Mastiff is offline
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Quote:
Originally Posted by Skarphol View Post
OK.

I upgraded the driver and now it says "7.15.11.7516" so I guess the driver has been updated as it should.

With DirextX I got an average of 90, the same as before I upgraded the driver.
With OpenGL I got an average of 51, a ca. 50% increase in framerate..
but the graphics went very bad!!
Look:


I'll check on this tomorrow.

Skarphol
Ah! you got something turned on the game doesn't like try messing with the il2setup and choose the correct card for the GPU.
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  #10  
Old 05-15-2008, 07:51 PM
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Have you removed the " ; " sign from in front of ProcessAffinityMask in your conf ini? If it looks like this ";ProcessAffinityMask=2" its wrong it should be just this, "ProcessAffinityMask=2".
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