BMesh: support for comparing loops when calculating face-groups

Add an optional callback to check source/destination loops for
BM_mesh_calc_face_groups.

This is needed so it can be used to calculate UV islands.

1 files changed, 2 insertions, 2 deletions

diff --git a/source/blender/editors/mesh/editmesh_select.c b/source/blender/editors/mesh/editmesh_select.c
index 54d0695434d..4dd543e71a9 100644
--- a/source/blender/editors/mesh/editmesh_select.c
+++ b/source/blender/editors/mesh/editmesh_select.c
@@ -1266,7 +1266,7 @@ static int edbm_select_similar_region_exec(bContext *C, wmOperator *op)
 
   groups_array = MEM_mallocN(sizeof(*groups_array) * bm->totfacesel, __func__);
   group_tot = BM_mesh_calc_face_groups(
-      bm, groups_array, &group_index, NULL, NULL, BM_ELEM_SELECT, BM_VERT);
+      bm, groups_array, &group_index, NULL, NULL, NULL, BM_ELEM_SELECT, BM_VERT);
 
   BM_mesh_elem_table_ensure(bm, BM_FACE);
 
@@ -2822,7 +2822,7 @@ bool EDBM_select_interior_faces(BMEditMesh *em)
 
   fgroup_array = MEM_mallocN(sizeof(*fgroup_array) * bm->totface, __func__);
   fgroup_len = BM_mesh_calc_face_groups(
-      bm, fgroup_array, &fgroup_index, bm_interior_loop_filter_fn, NULL, 0, BM_EDGE);
+      bm, fgroup_array, &fgroup_index, bm_interior_loop_filter_fn, NULL, NULL, 0, BM_EDGE);
 
   int *fgroup_recalc_stack = MEM_mallocN(sizeof(*fgroup_recalc_stack) * fgroup_len, __func__);
   STACK_DECLARE(fgroup_recalc_stack);