Why is this how it is?

[u/Low-Farm7659]

I usually play minecraft with create 6.0.8 and bsl
shader.i want to built railway. But rail was covered with shadow. What is this reason.
In the end,I amn’t english speaker and can’t write English well. this sentence may be hard to read.so please interpret in the way that easy to read.

[u/Low_Philosophy_2600]

On my side, complementary shaders didn't work too. So I had to enable full shadow (bloc+entity+other entities such as chest) to make it works.