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author | Campbell Barton <ideasman42@gmail.com> | 2019-08-08 22:27:49 +0300 |
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committer | Campbell Barton <ideasman42@gmail.com> | 2019-08-08 22:44:27 +0300 |
commit | 634621d54db71eb78ebbb6fe90ec469f4812c4e0 (patch) | |
tree | 6162955896e9f585287eeca7aa9714aa0a009ab8 /source/blender/bmesh/intern/bmesh_polygon.h | |
parent | 1eead85cdc2789728bdb7bd4c99b29bf0d2f046c (diff) |
BMesh: add utility to calculate normal from a vertex cloud
Extract from BM_verts_sort_radial_plane & simplify.
Diffstat (limited to 'source/blender/bmesh/intern/bmesh_polygon.h')
-rw-r--r-- | source/blender/bmesh/intern/bmesh_polygon.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/source/blender/bmesh/intern/bmesh_polygon.h b/source/blender/bmesh/intern/bmesh_polygon.h index 191ebd86f4a..2ae32777a7d 100644 --- a/source/blender/bmesh/intern/bmesh_polygon.h +++ b/source/blender/bmesh/intern/bmesh_polygon.h @@ -38,6 +38,11 @@ float BM_face_calc_normal_vcos(const BMesh *bm, const BMFace *f, float r_no[3], float const (*vertexCos)[3]) ATTR_NONNULL(); + +void BM_verts_calc_normal_from_cloud_ex( + BMVert **varr, int varr_len, float r_normal[3], float r_center[3], int *r_index_tangent); +void BM_verts_calc_normal_from_cloud(BMVert **varr, int varr_len, float r_normal[3]); + float BM_face_calc_normal_subset(const BMLoop *l_first, const BMLoop *l_last, float r_no[3]) ATTR_NONNULL(); float BM_face_calc_area(const BMFace *f) ATTR_WARN_UNUSED_RESULT ATTR_NONNULL(); |