this post was submitted on 02 Nov 2023
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[–] enitoni@beehaw.org 19 points 2 years ago (2 children)

When are y'all gonna be normal?

[–] Sonotsugipaa@lemmy.dbzer0.com 15 points 2 years ago

It doesn't matter, let's not get off on a tangent now.

[–] WeLoveCastingSpellz@lemmy.dbzer0.com 7 points 2 years ago (1 children)

What do you mean? I am feeling specular!

[–] enitoni@beehaw.org 5 points 2 years ago

Maybe you have some roughness around the edges, then.

[–] javasux@lemmy.world 13 points 2 years ago

Having a normal one

[–] ezchili@iusearchlinux.fyi 12 points 2 years ago

Specular memes today

[–] WeLoveCastingSpellz@lemmy.dbzer0.com 6 points 2 years ago (1 children)

Is this a morrowind modding meme

[–] Sonotsugipaa@lemmy.dbzer0.com 5 points 2 years ago (1 children)
[–] WeLoveCastingSpellz@lemmy.dbzer0.com 3 points 2 years ago (1 children)

Ik ik its just normal maps are so prevalaent in morrowind modding especially for shaders and shit for openmorrowind

[–] eupraxia@lemmy.blahaj.zone 10 points 2 years ago (1 children)

They're prevalent everywhere in 3d rendering 😁 my beloved approximately blue squares

Makes sense lol

[–] LesDeuxBonsYeux@sh.itjust.works 6 points 2 years ago (1 children)
[–] atocci@kbin.social 29 points 2 years ago (1 children)

The image on the left is called a "normal map". The weird colors are used to tell a game engine how lighting is meant to interact with a flat texture. It can create shadow and highlights on flat surfaces to mimic a 3D look without needing to use a higher detail model.

By combining the cobblestone texture in the caption with the normal map on the left, the game engine can create the realistically lit cobblestone street on the right out of just a flat plane.

[–] Sonotsugipaa@lemmy.dbzer0.com 11 points 2 years ago (1 children)

To be pedantic, they don't create shadows, they merely indicate which texels reflect light in which direction.

Shadows (ambient diffusion? idk) are more of a bump map thing, which normal maps are sometimes conflated with and they seem to be too much of a headache for me to look into.

[–] atocci@kbin.social 4 points 2 years ago (1 children)

True, no real shadows are being cast! Normal maps are bump maps though, could you be thinking of height maps?

[–] Sonotsugipaa@lemmy.dbzer0.com 2 points 2 years ago

I thought the two were the same, talk about conflating huh?