diff options
| -rw-r--r-- | source/blender/blenkernel/intern/mesh_evaluate.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/source/blender/blenkernel/intern/mesh_evaluate.c b/source/blender/blenkernel/intern/mesh_evaluate.c index ceb9b016ff2..bbc175fefcd 100644 --- a/source/blender/blenkernel/intern/mesh_evaluate.c +++ b/source/blender/blenkernel/intern/mesh_evaluate.c @@ -1349,6 +1349,10 @@ static void mesh_normals_loop_custom_set( const int nidx = lidx; float *nor = custom_loopnors[nidx]; + if (is_zero_v3(nor)) { + nor = lnors[nidx]; + } + if (!org_nor) { org_nor = nor; } @@ -1408,6 +1412,10 @@ static void mesh_normals_loop_custom_set( const int nidx = use_vertices ? (int)mloops[lidx].v : lidx; float *nor = custom_loopnors[nidx]; + if (is_zero_v3(nor)) { + nor = lnors[nidx]; + } + nbr_nors++; add_v3_v3(avg_nor, nor); BLI_SMALLSTACK_PUSH(clnors_data, (short *)r_clnors_data[lidx]); |