diff options
author | Julian Eisel <julian@blender.org> | 2020-08-07 14:04:31 +0300 |
---|---|---|
committer | Julian Eisel <julian@blender.org> | 2020-08-07 14:04:31 +0300 |
commit | 0d2d4a6d4a75ac38c41f872c88255eab70e88ab7 (patch) | |
tree | b7a7518af86dddba48e05a98b3c2be55e8804721 /source/blender/bmesh/intern/bmesh_query.c | |
parent | 9b416c66fb714bdfd15a481489dbf650d0f389ea (diff) | |
parent | cfc6f9eb18e701f5be601b95c45004e8cf7fbc81 (diff) |
Merge branch 'master' into temp-ui-button-type-refactortemp-ui-button-type-refactor
Diffstat (limited to 'source/blender/bmesh/intern/bmesh_query.c')
-rw-r--r-- | source/blender/bmesh/intern/bmesh_query.c | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/source/blender/bmesh/intern/bmesh_query.c b/source/blender/bmesh/intern/bmesh_query.c index fe67abf6aa5..80634618f6f 100644 --- a/source/blender/bmesh/intern/bmesh_query.c +++ b/source/blender/bmesh/intern/bmesh_query.c @@ -158,6 +158,37 @@ BMLoop *BM_loop_other_vert_loop(BMLoop *l, BMVert *v) } /** + * Return the other loop that uses this edge. + * + * In this case the loop defines the vertex, + * the edge passed in defines the direction to step. + * + * <pre> + * +----------+ <-- Return the face-loop of this vertex. + * | | + * | e | <-- This edge defines the direction. + * | | + * +----------+ <-- This loop defines the face and vertex.. + * l + * </pre> + * + */ +BMLoop *BM_loop_other_vert_loop_by_edge(BMLoop *l, BMEdge *e) +{ + BLI_assert(BM_vert_in_edge(e, l->v)); + if (l->e == e) { + return l->next; + } + else if (l->prev->e == e) { + return l->prev; + } + else { + BLI_assert(0); + return NULL; + } +} + +/** * Check if verts share a face. */ bool BM_vert_pair_share_face_check(BMVert *v_a, BMVert *v_b) |