Bug 33926 - The game Steel Storm jerky fps
Summary: The game Steel Storm jerky fps
Status: RESOLVED FIXED
Alias: None
Product: Mesa
Classification: Unclassified
Component: Drivers/DRI/i965 (show other bugs)
Version: git
Hardware: x86 (IA32) Linux (All)
: medium minor
Assignee: Ian Romanick
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Reported: 2011-02-04 23:16 UTC by Md Imam Hossain
Modified: 2011-07-29 09:36 UTC (History)
0 users

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Description Md Imam Hossain 2011-02-04 23:16:57 UTC 
Mesa from git 7.11-devel has a problem with the game Steel Storm episode 1
http://www.steel-storm.com/content/ - (Free)

Jerky fps when Intel graphics is selected from graphics option menu.

case 1: dark stages like first level has less jerkiness
case 2: stages with having light have most jerkiness (unplayable)

less Jerky fps when no Intel graphics is selected from graphics option menu.

case1: same as above
case2: same as above

the game were running at perfect speed with Mesa 7.8.3-rc1 and 7.9.1.
the problem is arises probably with Mesa 7.10.

System:
Intel GMA 4500 256MB

Ubuntu 10.10
Linux 2.6.36-02063603-generic
Mesa 7.11-devel from git
Intel xf86-video-intel-2.13.0
bundled X.org from Ubuntu 10.10
Comment 1 Md Imam Hossain 2011-03-03 04:26:50 UTC 
Mesa 7.10.1 is also affected by this bug
Comment 2 Md Imam Hossain 2011-06-08 07:01:08 UTC 
Status update:

Problem occurs only when Intel Graphics is selected from Graphics option menu.

This is a regression since Mesa 7.9 series.

System:

Ubuntu 10.10
Linux 2.6.38-02063807-generic
libdrm 2.4.24
Xserver 1.9.3
xf86-video-intel 2.14.0
Mesa 7.11-devel mesa-ef59049c5242a1be7fa59a182d342191185dd62b

Thank you
Comment 3 Md Imam Hossain 2011-07-29 09:36:29 UTC 
As of Mesa 5c9e0ad5fddf216921703a0aa9c911a51226cdfd this is fixed.

fps is smooth when Intel Graphics is selected from Graphics Option Mesa in the game.

closing bug

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