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Q3 motion blur vid download (V5-6000) (Read 500 times)
NitroX infinity
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Re: Q3 motion blur vid download (MERCURY)
Reply #15 - 27.12.04 at 14:10:55
 
It's disabled, smart-ass Smiley
Look at your V4 box and any V4 documentation, nowhere will you find the T-Buffer mentioned when it comes to the V4.
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gdonovan
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Re: Q3 motion blur vid download (MERCURY)
Reply #16 - 27.12.04 at 15:46:31
 
It's built into the VSA-100 chip and used for AA- Without it there would be no hardware anti-aliasing and the V4 clearly does hardware 2x sampling.

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« Last Edit: 27.12.04 at 15:53:07 by gdonovan »  

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gamma742
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Re: Q3 motion blur vid download (MERCURY)
Reply #17 - 27.12.04 at 16:27:36
 
You need 4 X AA in order for T-Buffer to be in full effect.

Here is a snip from the Batch file to launch Motion-blur Quake 3...


set FX_GLIDE_AA_SAMPLE=4
quake3.exe

So on a V4 it's going to look like the Mercury because a V4 can only do 2 X AA. I think?
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gdonovan
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Re: Q3 motion blur vid download (MERCURY)
Reply #18 - 27.12.04 at 17:39:51
 

I'm not sure- I think they are related but not the same thing. Mercury has no T-buffer at all but clearly does 4 x AA.


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gdonovan
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Re: Q3 motion blur vid download (MERCURY)
Reply #19 - 27.12.04 at 19:38:40
 
Quote:
Yep, That's the T-buffer.

I've heard that on the the earlier geforce cards 256 & GeForce 2 when you tried to do motion-blur, you got the same result. Looked like 4 of 5 images lined up.



With the 6000 and 8 x AA the effect is like "mouse trails" with a laptop computer except that the secondary images are faded out.

It is a real cool effect to see and worth trying the blur demo on a 5500.


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« Last Edit: 27.12.04 at 19:42:44 by gdonovan »  

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gdonovan
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Re: Q3 motion blur vid download (MERCURY)
Reply #20 - 28.12.04 at 02:40:16
 
I have to pull the video down by morning, grab it while you have the chance.
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Re: Q3 motion blur vid download (V5-6000)
Reply #21 - 28.12.04 at 21:32:49
 
wow that's very nice and stunnining too Tongue

qhat reso did you play at 640 x 480?

your frame rate seemed to be quite high, i tested it on my 5500 At reso 1024 x 768 x 32 with 4x FSAA the framerate didn't get so high at all about 24 of so. on a 2700+.

I just want to know what the recommended reso is for the motion Blur demo. It crashes after a while too, quite strange.
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« Last Edit: 28.12.04 at 21:34:16 by N/A »  
 
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gdonovan
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Re: Q3 motion blur vid download (V5-6000)
Reply #22 - 28.12.04 at 21:47:06
 
Quote:
wow that's very nice and stunnining too Tongue

qhat reso did you play at 640 x 480?

your frame rate seemed to be quite high, i tested it on my 5500 At reso 1024 x 768 x 32 with 4x FSAA the framerate didn't get so high at all about 24 of so. on a 2700+.

I just want to know what the recommended reso is for the motion Blur demo. It crashes after a while too, quite strange.


640 x 480 with 8 tap AA, had to run at that res due to the video capture limits.

V5-6000 was run on an Epox board with AMD 1800+ under windows 98SE with the last certified 3dfx drivers. The board has been run at 1024 x 768 with 8 x AA overnight in testing Quake 3 with no crashes or stoppages.

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