Fix T50393: Flip names working just on one side when both are selected.

Just store bones that could not get renamed to desired flipped name on the
first try into a temp list, and try to rename them a second time.

This is rather simple solution, will induce 'over numbering' in case you
flip a bone to another unselected bone's name (since number will be
incremented in both rename attempts), but think this is acceptable minor
glitch, for a corner case situation that does not have any good
resolution anyway.

Also, set `strip_numbers` option of `BKE_deform_flip_side_name` to
false, otherwise chains of bones with same names would get their numbers
completely messed up after name flipping.

Based on work by @dfelinto in D2456 (https://developer.blender.org/D2456), thanks.

1 files changed, 1 insertions, 0 deletions

diff --git a/source/blender/editors/include/ED_armature.h b/source/blender/editors/include/ED_armature.h
index 904132b8876..7ad61671b1b 100644
--- a/source/blender/editors/include/ED_armature.h
+++ b/source/blender/editors/include/ED_armature.h
@@ -171,6 +171,7 @@ void create_vgroups_from_armature(struct ReportList *reports, struct Scene *scen
 /* if bone is already in list, pass it as param to ignore it */
 void unique_editbone_name(struct ListBase *ebones, char *name, EditBone *bone);
 void ED_armature_bone_rename(struct bArmature *arm, const char *oldnamep, const char *newnamep);
+void ED_armature_bones_flip_names(struct bArmature *arm, struct ListBase *bones_names);
 
 void undo_push_armature(struct bContext *C, const char *name);