A shader is the piece of code that takes the texture inputs and interprets them for the renderer. It makes transformations to how light affects the surface of your geometry - decides reflections and such. They are updated once every frame (I think), so the node graph in UE4 is actually a shader editor, (not full fledged,…
Thanks poopipe. Do you have any advice on how to start getting into shaders or some terminology? Does a shader need specific programming or is it done with nodes in programs like SD? Everywhere that I try to find what a shader is, they all talk about the process and not how it is done. Does for example a graph in…