diff options
Diffstat (limited to 'source/blender/modifiers/intern/MOD_screw.c')
| -rw-r--r-- | source/blender/modifiers/intern/MOD_screw.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/source/blender/modifiers/intern/MOD_screw.c b/source/blender/modifiers/intern/MOD_screw.c index b2ebf2ffeec..d8b11c0e89e 100644 --- a/source/blender/modifiers/intern/MOD_screw.c +++ b/source/blender/modifiers/intern/MOD_screw.c @@ -947,6 +947,9 @@ static Mesh *modifyMesh(ModifierData *md, const ModifierEvalContext *ctx, Mesh * /* more of an offset in this case */ edge_offset = totedge + (totvert * (step_tot - (close ? 0 : 1))); + const int *src_material_index = BKE_mesh_material_indices(mesh); + int *dst_material_index = BKE_mesh_material_indices_for_write(result); + for (i = 0; i < totedge; i++, med_new_firstloop++) { const uint step_last = step_tot - (close ? 1 : 2); const uint mpoly_index_orig = totpoly ? edge_poly_map[i] : UINT_MAX; @@ -959,14 +962,14 @@ static Mesh *modifyMesh(ModifierData *md, const ModifierEvalContext *ctx, Mesh * }; const bool has_mloop_orig = mloop_index_orig[0] != UINT_MAX; - short mat_nr; + int mat_nr; /* for each edge, make a cylinder of quads */ i1 = med_new_firstloop->v1; i2 = med_new_firstloop->v2; if (has_mpoly_orig) { - mat_nr = mpoly_orig[mpoly_index_orig].mat_nr; + mat_nr = src_material_index == NULL ? 0 : src_material_index[mpoly_index_orig]; } else { mat_nr = 0; @@ -992,8 +995,8 @@ static Mesh *modifyMesh(ModifierData *md, const ModifierEvalContext *ctx, Mesh * } else { origindex[mpoly_index] = ORIGINDEX_NONE; + dst_material_index[mpoly_index] = mat_nr; mp_new->flag = mpoly_flag; - mp_new->mat_nr = mat_nr; } mp_new->loopstart = mpoly_index * 4; mp_new->totloop = 4; |