diff options
author | Campbell Barton <ideasman42@gmail.com> | 2015-05-16 05:21:31 +0300 |
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committer | Campbell Barton <ideasman42@gmail.com> | 2015-05-16 05:21:31 +0300 |
commit | 3aa4a0e787993ddecaff30f36c502af20250837e (patch) | |
tree | 1ea738740de196be3d58985afd6427027c2b9e91 /source/blender/bmesh/intern/bmesh_queries.c | |
parent | 05c4c2409ea4618704df28258866e39a8a53b3cb (diff) |
BMesh: add UV delimit for select-linked, dissolve
Diffstat (limited to 'source/blender/bmesh/intern/bmesh_queries.c')
-rw-r--r-- | source/blender/bmesh/intern/bmesh_queries.c | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/source/blender/bmesh/intern/bmesh_queries.c b/source/blender/bmesh/intern/bmesh_queries.c index 9bc45025456..4fbba5af733 100644 --- a/source/blender/bmesh/intern/bmesh_queries.c +++ b/source/blender/bmesh/intern/bmesh_queries.c @@ -38,6 +38,8 @@ #include "BLI_linklist.h" #include "BLI_stackdefines.h" +#include "BKE_customdata.h" + #include "bmesh.h" #include "intern/bmesh_private.h" @@ -1039,6 +1041,53 @@ bool BM_edge_is_convex(const BMEdge *e) return true; } +/** + * Returms true when loop customdata is contiguous. + */ +bool BM_edge_is_contiguous_loop_cd( + const BMEdge *e, + const int cd_loop_type, const int cd_loop_offset) +{ + BLI_assert(cd_loop_offset != -1); + + if (e->l && e->l->radial_next != e->l) { + const BMLoop *l_base_v1 = e->l; + const BMLoop *l_base_v2 = e->l->next; + const void *l_base_cd_v1 = BM_ELEM_CD_GET_VOID_P(l_base_v1, cd_loop_offset); + const void *l_base_cd_v2 = BM_ELEM_CD_GET_VOID_P(l_base_v2, cd_loop_offset); + const BMLoop *l_iter = e->l->radial_next; + do { + const BMLoop *l_iter_v1; + const BMLoop *l_iter_v2; + const void *l_iter_cd_v1; + const void *l_iter_cd_v2; + + if (l_iter->v == l_base_v1->v) { + l_iter_v1 = l_iter; + l_iter_v2 = l_iter->next; + } + else { + l_iter_v1 = l_iter->next; + l_iter_v2 = l_iter; + } + BLI_assert((l_iter_v1->v == l_base_v1->v) && + (l_iter_v2->v == l_base_v2->v)); + + l_iter_cd_v1 = BM_ELEM_CD_GET_VOID_P(l_iter_v1, cd_loop_offset); + l_iter_cd_v2 = BM_ELEM_CD_GET_VOID_P(l_iter_v2, cd_loop_offset); + + + if ((CustomData_data_equals(cd_loop_type, l_base_cd_v1, l_iter_cd_v1) == 0) || + (CustomData_data_equals(cd_loop_type, l_base_cd_v2, l_iter_cd_v2) == 0)) + { + return false; + } + + } while ((l_iter = l_iter->radial_next) != e->l); + } + return true; +} + bool BM_vert_is_boundary(const BMVert *v) { if (v->e) { |