1 answer ·
asked September 15, 2020 10:00am
@ video mark 4:12
· Lesson: Using Normal Maps · Course: Fundamentals of Blender Materials and Shading
The "Bump" node calculates the normals from the difference between the shades of grey of adjacent areas. A uniformely grey texture with just one grey value would cause no change at all no matter which grey value this texture has.
That's a good note!