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Even if this thread is old.. I have the same 'problem'. (its not a big one)

<t>Still the same issue with after installing April '06 version of DirectX9c. <br/> <br/> Also get a framerate drop in LockOn, Targetware and any other TrackIR supporting game I have.<br/> <br/> I spoke yesterday to some guys that I know of that they own TrackIRs too. They reported the same dropping...

Ah, ok. I have the latest driver, its called VIA Hyperion Pro. My chipset is listed there (PT800). I see no reason to install a driver for an older or other chipset - what the 4in1 is for. http://www.viaarena.com/default.aspx?PageID=420&OSID=1&CatID=1070 Anway, I will reinstall DirectX9c, as...

I got DirectX9c, but what's 4in1?

TrackIR software is latest version (4.1 build28).

Already tried different ports. No differences.

[ June 05, 2006, 02:14 PM: Message edited by: Caspar ]

<t>Adding another spec:<br/> <br/> VIA PT800 chipset<br/> (may be important sometimes)<br/> <br/> I installed latest drivers (also VIA USB2.0 driver, as I thought this could be the problem).<br/> But nothing changed.<br/> <br/> And I have to say, that if I take off the hat and the game switches auto...

<t>I got TrackIR4 Pro and so far it works fine.<br/> <br/> But I have a general drop of 5-10 fps when using it.<br/> I have a 'feeling' that this is going even more worse after playing for a while. Not tested deeply yet.<br/> <br/> But the mentioned framerate drop is bad enough when I normaly have 3...