I just don't see the difference using Facing and Fresnel, or Layer Weight as a whole in my node editor.
Is it a big difference using it, is it useful for distant objects?
I just don't see the difference using Facing and Fresnel, or Layer Weight as a whole in my node editor.
Is it a big difference using it, is it useful for distant objects?
There are many big differences, among which are that:
Depending on what you wish to achieve, it may be better to use a specific one, but generally, you'll want to use the Fresnel node, as it's more physically accurate.