This particular issue might have two other causes, apart from smoothing.
Screen-space ambient occlusion can give such artifacts on concave parts of the mesh under certain conditions.
It also can be caused by cascaded shadow maps.
This particular issue might have two other causes, apart from smoothing.
Screen-space ambient occlusion can give such artifacts on concave parts of the mesh under certain conditions.
It also can be caused by cascaded shadow maps.