I feel like this is probably a fairly common issue but I cant seem to find anything online so im probably googling poorly. Im sure the answer is probably how the triangulation is done but im not sure how else to do it, its the exact same topology and issue on the other side also. It was baked in marmoset and it looked…
Smoothing entire mesh works ok for organic subjects or characters. Anything boxy shaped or just having close to 90 degree angle in between polygons would need either split/hardened edge or a geometry bevel/ chamfer with vertex normals slightly rotated to be perpendicular to adjacent bigger faces . It's called face…