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[rosegoldslugs]

Physical values shouldn't really change much, you can visually get the same result without physical values - they just make it more consistent/easier....

[rosegoldslugs]

That's only for maintaining constant luminance for emissives, useful for gameplay-related things that shouldn't adjust with exposure.

There...

[rosegoldslugs]

Shadows are based on the bounds of the shadow casting object intersecting with the light's attenuation. Instanced Foliage has larger bounds than you'd...

[rosegoldslugs]

It sounds like you want to see an actual source for the light? You would do that through an emissive material. Your rect light might also be flipped the...

[rosegoldslugs]

return IsShadowDepthShader();

But there is a node included with Unreal now that returns the same thing. I believe it's called ShadowPass...

[rosegoldslugs]

"Allow Static Lighting" includes shader permutations and gives materials the ability to sample the precomputed 2D and volumetric lightmaps,...

[rosegoldslugs]

10 Sky Light bounces is a little extreme and is likely where your time baking has been spent. It is non-distributable, and I believe done on a single...

[rosegoldslugs]

It's a similar issue as to what happens with foliage. Microfacet shading becomes not so micro at a distance. I've been able to alleviate it somewhat by...

[rosegoldslugs]

Yes, inside the DiffuseIndirect shader in the new folder dedicated to SSR and SSGI. It functions similarly to SSR, so you can increase the number of steps...

[rosegoldslugs]

There's no right answer to this. It's entirely dependent on your scene setup, but due to natural light decay with each bounce, you don't have to go super...