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Moornblade

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Posted on Tuesday, October 07, 2003 - 9:14 pm:   Edit PostDelete PostView Post/Check IPPrint Post

I'm just starting to experiment. I want proper stereo support on ATI cards, and I had some thoughts.

If anyone can answer my questions, it would help me in my experimentation.

1. Do standard shutterglasses (like the H3D, or edimensional, or revelator) glasses work on the FireGL X1 or X2 boards? If you enable quad-buffered stereo, even though you are using the dongle, not the vesa connector, do you get page-flipped visuals? I am guessing that the drivers do not output the necessary 1 blue line to get the glasses synced, but we can easily output that with one of the numerous 3d 'activator' programs on the market.

2. Anyone try the Linux XIG Summit V2.2 stereo? It claims full quad-buffered stereo on nearly any supported graphics card (including all of the Radeon series, and the Kyro series), using standard (non-vesa din) shutterglasses. I've read occasional reviews of this, but have not seen anyone do a comprehensive analysis. I would order XIG summit V2.2, but they do not say whether or not it is compatible with the Radeon 9800 Pro (which is what I'm running). I've got a radeon 8500 which it IS compatiable with, but I'm unwilling to get my license key for the radeon 8500 (I'd like to be able to use my new graphics card at some point (each license key is only valid for 1 particular model of graphics card)).

3. Anyone try modding a Radeon into a FireGL card, and then running it in quad-buffered mode on the ATI FireGL drivers? Should work really well, once again, with an h3d (or equivalent) activator program.

4. Any of you Nvidia users out there experiment with enabling quad-buffered stereo on your Geforce non-quadro cards, in Linux? What happens? Is there some kind of bios check in the driver that prevents the card from running in quad-buffered mode? If so, I'll just have to come up with someway to confuse the driver into thinking its running on a quadro.

The bottom line is that I want full stereo support on both Windows/Linux. I know that the drivers are already capable (we have quad-buffered stereo on both Nvidia and ATI cards in Linux, and quad-buffered stereo on the ATI cards in Windows, as long as you are only operating one of the professional cards).

The drivers are out there. The hardware is capable. Its about modding everything into a usable configuration.

So far, the path of least resistance looks like this to me:

1.a) XiG graphics for ATI stereo support on Linux. Should work perfectly. Need to verify that XiG Summit DX v2.2 support Radeon 9700+.
b) If this doesn't work, the ATI radeon hardware modification to FireGL support should do it---ATI FireGL linux drivers support quad-buffered stereo.
2. Driver modification for Nvidia stereo support on Linux. This is a fairly big job. I doubt that any corporation could become involved in this, it may or may not violate the DMCA.

3. Driver/Hardware modification for ATI stereo support in Windows. The FireGL drivers do quad-buffered, and from what I understand, we can get from quad-buffered to standard shutterglasses.

This is my plan of action ;-). Now to go and ruin my Radeons in the cause of pursuing quad-buffered stereo ;-)

I plan to progress even if I don't get any answers, it just might be cheaper for me if I do get some answers before I begin purchasing hardware/software.

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