diff options
author | Campbell Barton <ideasman42@gmail.com> | 2015-12-23 08:07:48 +0300 |
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committer | Campbell Barton <ideasman42@gmail.com> | 2015-12-23 08:08:23 +0300 |
commit | 44b593ae2d08c5294116a473328b741ec3fc0224 (patch) | |
tree | 5d78a2dd05efa10b18eeb35f5e9916629c72968f /source/blender/bmesh | |
parent | b51f730b0c215b56c8b946e404403c0caaae1efb (diff) |
Add BM_vert_edge_pair utility function
Diffstat (limited to 'source/blender/bmesh')
-rw-r--r-- | source/blender/bmesh/intern/bmesh_queries.c | 22 | ||||
-rw-r--r-- | source/blender/bmesh/intern/bmesh_queries.h | 1 |
2 files changed, 23 insertions, 0 deletions
diff --git a/source/blender/bmesh/intern/bmesh_queries.c b/source/blender/bmesh/intern/bmesh_queries.c index 0c5f51b2b87..5ed8ab20b69 100644 --- a/source/blender/bmesh/intern/bmesh_queries.c +++ b/source/blender/bmesh/intern/bmesh_queries.c @@ -775,6 +775,28 @@ bool BM_vert_is_edge_pair(const BMVert *v) } /** + * Access a verts 2 connected edges. + * + * \return true when only 2 verts are found. + */ +bool BM_vert_edge_pair(BMVert *v, BMEdge **r_e_a, BMEdge **r_e_b) +{ + BMEdge *e_a = v->e; + if (e_a) { + BMEdge *e_b = BM_DISK_EDGE_NEXT(e_a, v); + if ((e_b != e_a) && (BM_DISK_EDGE_NEXT(e_b, v) == e_a)) { + *r_e_a = e_a; + *r_e_b = e_b; + return true; + } + } + + *r_e_a = NULL; + *r_e_b = NULL; + return false; +} + +/** * Returns the number of edges around this vertex. */ int BM_vert_edge_count(const BMVert *v) diff --git a/source/blender/bmesh/intern/bmesh_queries.h b/source/blender/bmesh/intern/bmesh_queries.h index 257743be3dd..a1322360729 100644 --- a/source/blender/bmesh/intern/bmesh_queries.h +++ b/source/blender/bmesh/intern/bmesh_queries.h @@ -85,6 +85,7 @@ int BM_vert_face_count(const BMVert *v) ATTR_WARN_UNUSED_RESULT ATTR_NONNULL BMEdge *BM_vert_other_disk_edge(BMVert *v, BMEdge *e) ATTR_WARN_UNUSED_RESULT ATTR_NONNULL(); bool BM_vert_is_edge_pair(const BMVert *v) ATTR_WARN_UNUSED_RESULT ATTR_NONNULL(); +bool BM_vert_edge_pair(BMVert *v, BMEdge **r_e_a, BMEdge **r_e_b); bool BM_vert_face_check(BMVert *v) ATTR_WARN_UNUSED_RESULT ATTR_NONNULL(); bool BM_vert_is_wire(const BMVert *v) ATTR_WARN_UNUSED_RESULT ATTR_NONNULL(); BLI_INLINE bool BM_edge_is_wire(const BMEdge *e) ATTR_WARN_UNUSED_RESULT ATTR_NONNULL(); |