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[solved] light on PBRMaterial: specular color is gone


javalang
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Hi community,

I have a light source with a specific specular color. I would expect that you can see this color on a surface reflecting (especially on a very smooth surface) .

Either I miss some settings, or it's a bug?

see Playground diffuse works, but specular (should be red) is dead.

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@Deltakosh Sorry, but  I can NOT follow you. Yourself wrote an article in Dev Zone 

Quote

Lights are used to produce the diffuse and specular color received by each pixel. This color is then used by materials to determine the final color of every pixel.

if  specular is not taken in account from light, how would you explain this playground then?

OOhhhh....Maybe I haven't checked that "physic lights" are lights in conjunction with PBR and they are different from "classic lights"  (or better: PBR-Shaders handles lights other than traditional Shaders)??? Is there any info about this? I couldn't find something in the Doku  "Introduction/Mastering-PBR" about this.

When you say

Quote

as we consider diffuse = specular for physic lights

does this mean the specular component of a lightsoure (concretely light.specular) is obsolete for a PBRMaterial? If so, then I understood the problematic.

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