diff options
Diffstat (limited to 'source/blender/blenkernel/intern/mesh.c')
| -rw-r--r-- | source/blender/blenkernel/intern/mesh.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/source/blender/blenkernel/intern/mesh.c b/source/blender/blenkernel/intern/mesh.c index 8c3ec7e2e40..c0705d677a9 100644 --- a/source/blender/blenkernel/intern/mesh.c +++ b/source/blender/blenkernel/intern/mesh.c @@ -1944,8 +1944,9 @@ void BKE_mesh_calc_normals(MVert *mverts, int numVerts, MLoop *mloop, MPoly *mpo MVert *mv = &mverts[i]; float *no = tnorms[i]; - if (normalize_v3(no) == 0.0f) + if (UNLIKELY(normalize_v3(no) == 0.0f)) { normalize_v3_v3(no, mv->co); + } normal_float_to_short_v3(mv->no, no); } @@ -1981,8 +1982,9 @@ void BKE_mesh_calc_normals_tessface(MVert *mverts, int numVerts, MFace *mfaces, MVert *mv = &mverts[i]; float *no = tnorms[i]; - if (normalize_v3(no) == 0.0f) + if (UNLIKELY(normalize_v3(no) == 0.0f)) { normalize_v3_v3(no, mv->co); + } normal_float_to_short_v3(mv->no, no); } |