diff options
Diffstat (limited to 'source/blender/bmesh/intern/bmesh_mesh_normals.c')
| -rw-r--r-- | source/blender/bmesh/intern/bmesh_mesh_normals.c | 20 |
1 files changed, 13 insertions, 7 deletions
diff --git a/source/blender/bmesh/intern/bmesh_mesh_normals.c b/source/blender/bmesh/intern/bmesh_mesh_normals.c index 6ab7b8a2057..dea6561fe9a 100644 --- a/source/blender/bmesh/intern/bmesh_mesh_normals.c +++ b/source/blender/bmesh/intern/bmesh_mesh_normals.c @@ -19,7 +19,7 @@ * * BM mesh normal calculation functions. * - * \see mesh_normals.c for the equivalent #Mesh functionality. + * \see mesh_normals.cc for the equivalent #Mesh functionality. */ #include "MEM_guardedalloc.h" @@ -33,6 +33,7 @@ #include "BLI_task.h" #include "BLI_utildefines.h" +#include "BKE_customdata.h" #include "BKE_editmesh.h" #include "BKE_global.h" #include "BKE_mesh.h" @@ -525,7 +526,7 @@ bool BM_loop_check_cyclic_smooth_fan(BMLoop *l_curr) } /** - * BMesh version of BKE_mesh_normals_loop_split() in mesh_evaluate.c + * BMesh version of BKE_mesh_normals_loop_split() in `mesh_evaluate.cc` * Will use first clnors_data array, and fallback to cd_loop_clnors_offset * (use NULL and -1 to not use clnors). * @@ -604,7 +605,7 @@ static void bm_mesh_loops_calc_normals(BMesh *bm, * If we find a new, never-processed cyclic smooth fan, we can do it now using that loop/edge * as 'entry point', otherwise we can skip it. */ - /* Note: In theory, we could make bm_mesh_loop_check_cyclic_smooth_fan() store + /* NOTE: In theory, we could make bm_mesh_loop_check_cyclic_smooth_fan() store * mlfan_pivot's in a stack, to avoid having to fan again around * the vert during actual computation of clnor & clnorspace. However, this would complicate * the code, add more memory usage, and @@ -630,11 +631,14 @@ static void bm_mesh_loops_calc_normals(BMesh *bm, { const BMVert *v_pivot = l_curr->v; const float *co_pivot = vcos ? vcos[BM_elem_index_get(v_pivot)] : v_pivot->co; - const BMVert *v_1 = BM_edge_other_vert(l_curr->e, v_pivot); + const BMVert *v_1 = l_curr->next->v; const float *co_1 = vcos ? vcos[BM_elem_index_get(v_1)] : v_1->co; - const BMVert *v_2 = BM_edge_other_vert(l_curr->prev->e, v_pivot); + const BMVert *v_2 = l_curr->prev->v; const float *co_2 = vcos ? vcos[BM_elem_index_get(v_2)] : v_2->co; + BLI_assert(v_1 == BM_edge_other_vert(l_curr->e, v_pivot)); + BLI_assert(v_2 == BM_edge_other_vert(l_curr->prev->e, v_pivot)); + sub_v3_v3v3(vec_curr, co_1, co_pivot); normalize_v3(vec_curr); sub_v3_v3v3(vec_prev, co_2, co_pivot); @@ -700,9 +704,11 @@ static void bm_mesh_loops_calc_normals(BMesh *bm, /* Only need to compute previous edge's vector once, * then we can just reuse old current one! */ { - const BMVert *v_2 = BM_edge_other_vert(e_next, v_pivot); + const BMVert *v_2 = lfan_pivot->next->v; const float *co_2 = vcos ? vcos[BM_elem_index_get(v_2)] : v_2->co; + BLI_assert(v_2 == BM_edge_other_vert(e_next, v_pivot)); + sub_v3_v3v3(vec_org, co_2, co_pivot); normalize_v3(vec_org); copy_v3_v3(vec_curr, vec_org); @@ -1281,7 +1287,7 @@ void BM_lnorspace_invalidate(BMesh *bm, const bool do_invalidate_all) BMVert *v; BMLoop *l; BMIter viter, liter; - /* Note: we could use temp tag of BMItem for that, + /* NOTE: we could use temp tag of BMItem for that, * but probably better not use it in such a low-level func? * --mont29 */ BLI_bitmap *done_verts = BLI_BITMAP_NEW(bm->totvert, __func__); |