[DX11] Help regarding Nvidia Profile Inspector (NPI)

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BenganJ
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Re: [DX11] Help regarding Nvidia Profile Inspector (NPI)

Post by BenganJ » May 7th, 2020, 6:49 pm

@miamibass

Welcome to the forum! I'm glad you found this topic and managed to get it running.
May I ask, which Antialiasing compatibility bits are you using. Can you take a screenshot
of the first NPI page and post here, please!
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Re: [DX11] Help regarding Nvidia Profile Inspector (NPI)

Post by miamibass » May 7th, 2020, 7:02 pm

Thank you for the reply BenganJ. Here is the screenshot, I was wondering if it was something to do with the texture filtering - lod bias as I could only set this to the drop down values and not the one you suggested.

https://ibb.co/KWJ342s
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Re: [DX11] Help regarding Nvidia Profile Inspector (NPI)

Post by BenganJ » May 7th, 2020, 7:12 pm

@miamibass

Okay, your problem with texture filtering I don't understand as we all have chosen from
the drop-down list and the values we've recommended is definitely there. Are you sure
you don't find the value -1.5000, you have to scroll up quite a bit! If you also read Note[1]
at the bottom of the first post, you'll see that it is NOT valid to choose AA level above 4x!
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Re: [DX11] Help regarding Nvidia Profile Inspector (NPI)

Post by miamibass » May 7th, 2020, 7:22 pm

Got it, the values are ordered strangely so I missed the suggested value. However the instructions state,

--- Texture filtering - LOD Bias (DX) ----------------- '-1.5000' //This is to get the text clarity earlier on distant signs. Value of -1.000 for 4x AA, -1.0000 for 8x AA.

Is this the correct value for 4x AA? (btw I originally used 4x and had the same issues, thought 8x might solve it).
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Re: [DX11] Help regarding Nvidia Profile Inspector (NPI)

Post by BenganJ » May 7th, 2020, 7:30 pm

@miamibass

Thanks for spotting that typo error, now corrected. You'll now see the recommended values for different AA levels,
but experiment yourself, it is by no means a law. Both the recommended values will do for both 4x and 8x AA, but
as I said, 8x will only give you 4x AA anyhow!
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Re: [DX11] Help regarding Nvidia Profile Inspector (NPI)

Post by miamibass » May 7th, 2020, 7:49 pm

Yeah, I've tried a few combinations to no avail. It's a very thin white flickering on the edges of trees, buildings etc. I've tried to screengrab it but it's much more noticeable in motion.

https://ibb.co/LvKbZTF
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Re: [DX11] Help regarding Nvidia Profile Inspector (NPI)

Post by miamibass » May 7th, 2020, 7:59 pm

Thanks again for taking the time, I will potter about with it and post if I find a fix. If not, well I still much prefer it to the aliasing of before ;)
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Re: [DX11] Help regarding Nvidia Profile Inspector (NPI)

Post by BenganJ » May 7th, 2020, 7:59 pm

@miamibass

Right, I know what you mean, we've had that problem early in the development, so please
look back in this thread and see if you can find where we discussed it. Right now I have
very little time. Later I can see if I can find it in case you don't!
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Re: [DX11] Help regarding Nvidia Profile Inspector (NPI)

Post by miamibass » May 7th, 2020, 8:03 pm

Ok great, I'll do that. Cheers!
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Re: [DX11] Help regarding Nvidia Profile Inspector (NPI)

Post by BenganJ » May 7th, 2020, 8:20 pm

@miamibass

I found it, it all starts at the following linked post, with videos showing the phenomenon!
Check it out!

viewtopic.php?p=15215#p15215
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