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| author | Campbell Barton <ideasman42@gmail.com> | 2020-04-07 10:43:27 +0300 |
|---|---|---|
| committer | Campbell Barton <ideasman42@gmail.com> | 2020-04-07 10:43:27 +0300 |
| commit | cdbb61704d7edb9e67452b848b1eebcb3f4b0ae7 (patch) | |
| tree | 980912cf195c390e42b701c82a6d253905143e38 /source/blender/editors/mesh/editmesh_select.c | |
| parent | ffe599b4bdbe94a2c9f3edd0476f1e9f210ca97d (diff) | |
Fix T75128: Select Linked fails when the selection is a delimiter
Starting select linked failed when the selected vertex or edge
was it's self delimiting.
Support using these elements for linked select
as long as they're part of an isolated selection.
Diffstat (limited to 'source/blender/editors/mesh/editmesh_select.c')
| -rw-r--r-- | source/blender/editors/mesh/editmesh_select.c | 19 |
1 files changed, 13 insertions, 6 deletions
diff --git a/source/blender/editors/mesh/editmesh_select.c b/source/blender/editors/mesh/editmesh_select.c index f01511fa513..3847f32b19a 100644 --- a/source/blender/editors/mesh/editmesh_select.c +++ b/source/blender/editors/mesh/editmesh_select.c @@ -3201,8 +3201,12 @@ static int edbm_select_linked_exec(bContext *C, wmOperator *op) BMEdge *e; BM_ITER_MESH (e, &iter, em->bm, BM_EDGES_OF_MESH) { if (!BMO_edge_flag_test(bm, e, BMO_ELE_TAG)) { - BM_elem_flag_disable(e->v1, BM_ELEM_TAG); - BM_elem_flag_disable(e->v2, BM_ELEM_TAG); + /* Check the edge for selected faces, + * this supports stepping off isolated vertices which would otherwise be ignored. */ + if (BM_edge_is_any_face_flag_test(e, BM_ELEM_SELECT)) { + BM_elem_flag_disable(e->v1, BM_ELEM_TAG); + BM_elem_flag_disable(e->v2, BM_ELEM_TAG); + } } } } @@ -3258,10 +3262,13 @@ static int edbm_select_linked_exec(bContext *C, wmOperator *op) if (delimit) { BM_ITER_MESH (e, &iter, em->bm, BM_EDGES_OF_MESH) { - BM_elem_flag_set( - e, - BM_ELEM_TAG, - (BM_elem_flag_test(e, BM_ELEM_SELECT) && BMO_edge_flag_test(bm, e, BMO_ELE_TAG))); + /* Check the edge for selected faces, + * this supports stepping off isolated edges which would otherwise be ignored. */ + BM_elem_flag_set(e, + BM_ELEM_TAG, + (BM_elem_flag_test(e, BM_ELEM_SELECT) && + (BMO_edge_flag_test(bm, e, BMO_ELE_TAG) || + !BM_edge_is_any_face_flag_test(e, BM_ELEM_SELECT)))); } } else { |