static void libblock_remap_data_postprocess_group_scene_unlink(Main *UNUSED(bmain), Scene *sce, ID *old_id)
{
/* Note that here we assume no object has no base (i.e. all objects are assumed instanced
* in one scene...). */
for (Base *base = sce->base.first; base; base = base->next) {
if (base->flag & OB_FROMGROUP) {
Object *ob = base->object;
if (ob->flag & OB_FROMGROUP) {
Group *grp = BKE_group_object_find(NULL, ob);
/* Unlinked group (old_id) is still in bmain... */
if (grp && (&grp->id == old_id || grp->id.us == 0)) {
grp = BKE_group_object_find(grp, ob);
}
if (!grp) {
ob->flag &= ~OB_FROMGROUP;
}
}
if (!(ob->flag & OB_FROMGROUP)) {
base->flag &= ~OB_FROMGROUP;
}
}
}
}
static void libblock_remap_data_postprocess_object_update(Main *bmain, Object *old_ob, Object *new_ob)
{
if (old_ob->flag & OB_FROMGROUP) {
/* Note that for Scene's BaseObject->flag, either we:
* - unlinked old_ob (i.e. new_ob is NULL), in which case scenes' bases have been removed already.
* - remapped old_ob by new_ob, in which case scenes' bases are still valid as is.
* So in any case, no need to update them here. */
if (BKE_group_object_find(NULL, old_ob) == NULL) {
old_ob->flag &= ~OB_FROMGROUP;
}
if (new_ob == NULL) { /* We need to remove NULL-ified groupobjects... */
for (Group *group = bmain->group.first; group; group = group->id.next) {
BKE_group_object_unlink(group, NULL, NULL, NULL);
}
}
else {
new_ob->flag |= OB_FROMGROUP;
}
}
if (old_ob->type == OB_MBALL) {
for (Object *ob = bmain->object.first; ob; ob = ob->id.next) {
if (ob->type == OB_MBALL && BKE_mball_is_basis_for(ob, old_ob)) {
DAG_id_tag_update(&ob->id, OB_RECALC_DATA);
}
}
}
}
/* can be called with C == NULL */
static EnumPropertyItem *group_object_active_itemf(bContext *C, PointerRNA *UNUSED(ptr), PropertyRNA *UNUSED(prop), int *free)
{
Object *ob;
EnumPropertyItem *item = NULL, item_tmp = {0};
int totitem = 0;
if (C == NULL) {
return DummyRNA_NULL_items;
}
ob = ED_object_context(C);
/* check that the action exists */
if (ob) {
Group *group = NULL;
int i = 0;
while ((group = BKE_group_object_find(group, ob))) {
item_tmp.identifier = item_tmp.name = group->id.name + 2;
/* item_tmp.icon = ICON_ARMATURE_DATA; */
item_tmp.value = i;
RNA_enum_item_add(&item, &totitem, &item_tmp);
i++;
}
}
RNA_enum_item_end(&item, &totitem);
*free = 1;
return item;
}
/* can be called with C == NULL */
static EnumPropertyItem *group_object_active_itemf(bContext *C, PointerRNA *UNUSED(ptr), PropertyRNA *UNUSED(prop), bool *r_free)
{
Object *ob;
EnumPropertyItem *item = NULL, item_tmp = {0};
int totitem = 0;
if (C == NULL) {
return DummyRNA_NULL_items;
}
ob = ED_object_context(C);
/* check that the object exists */
if (ob) {
Group *group;
int i = 0, count = 0;
/* if 2 or more groups, add option to add to all groups */
group = NULL;
while ((group = BKE_group_object_find(group, ob)))
count++;
if (count >= 2) {
item_tmp.identifier = item_tmp.name = "All Groups";
item_tmp.value = INT_MAX; /* this will give NULL on lookup */
RNA_enum_item_add(&item, &totitem, &item_tmp);
RNA_enum_item_add_separator(&item, &totitem);
}
/* add groups */
group = NULL;
while ((group = BKE_group_object_find(group, ob))) {
item_tmp.identifier = item_tmp.name = group->id.name + 2;
/* item_tmp.icon = ICON_ARMATURE_DATA; */
item_tmp.value = i;
RNA_enum_item_add(&item, &totitem, &item_tmp);
i++;
}
}
RNA_enum_item_end(&item, &totitem);
*r_free = true;
return item;
}
/* get the group back from the enum index, quite awkward and UI specific */
static Group *group_object_active_find_index(Object *ob, const int group_object_index)
{
Group *group = NULL;
int i = 0;
while ((group = BKE_group_object_find(group, ob))) {
if (i == group_object_index) {
break;
}
i++;
}
return group;
}
