I found, that the game allways use 1024x800.
My native Screen is 1400x1050.
My System is
Computer
Processor 2x Genuine Intel(R) CPU T2400 @ 1.83GHz
Memory 2065MB (865MB used)
Operating System Debian GNU/Linux wheezy/sid
User Name bed
Date/Time Sa 17 Sep 2011 18:49:45 CEST
Display
Resolution 1400x1050 pixels
OpenGL Renderer Mesa DRI Intel(R) 945GM x86/MMX/SSE2
X11 Vendor The X.Org Foundation
Multimedia
Audio Adapter HDA-Intel - HDA Intel
Input Devices
AT Translated Set 2 keyboard
Lid Switch
Power Button
Power Button
Video Bus
Toshiba input device
PC Speaker
PS/2 Mouse
AlpsPS/2 ALPS GlidePoint
Printers (CUPS)
hl2030_series Default
Operating System
Version
Kernel Linux 3.0.0-1-686-pae (i686)
Compiled #1 SMP Sat Aug 27 16:41:03 UTC 2011
C Library Unknown
Default C Compiler GNU C Compiler version 4.6.1 (Debian 4.6.1-8)
Distribution Debian GNU/Linux wheezy/sid
Current Session
Computer Name toshi
User Name bed
Home Directory /home/bed
Desktop Environment GNOME 2.30.2
"version" is "UFO: Alien Invasion 2.4-dev IA-32 Sep 16 2011 Linux DEBUG"
I'm very satisfied with the game and its resolution, because the harware is not very fast. So it might be unpossible to play in higher resolution, but I'm just wonder why it seems I cant get higher