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Backported SceneTree::get_first_node_in_group() from godot4.

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Relintai 2023-09-06 08:54:55 +02:00
parent 2183fe6e0f
commit 6be43d2ec6
2 changed files with 20 additions and 1 deletions
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18
scene/main/scene_tree.cpp
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@ -1360,6 +1360,23 @@ void SceneTree::get_nodes_in_group(const StringName &p_group, List<Node *> *p_li
p_list->push_back(ptr[i]);
}
}
Node *SceneTree::get_first_node_in_group(const StringName &p_group) {
_THREAD_SAFE_METHOD_
RBMap<StringName, Group>::Element *E = group_map.find(p_group);
if (!E) {
return NULL;
}
_update_group_order(E->get()); //update order just in case
int nc = E->get().nodes.size();
if (nc == 0) {
return NULL;
}
return E->get().nodes[0];
}
void SceneTree::_flush_delete_queue() {
_THREAD_SAFE_METHOD_
@ -2233,6 +2250,7 @@ void SceneTree::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_group", "group", "property", "value"), &SceneTree::set_group);
ClassDB::bind_method(D_METHOD("get_nodes_in_group", "group"), &SceneTree::_get_nodes_in_group);
ClassDB::bind_method(D_METHOD("get_first_node_in_group", "group"), &SceneTree::get_first_node_in_group);
ClassDB::bind_method(D_METHOD("set_current_scene", "child_node"), &SceneTree::set_current_scene);
ClassDB::bind_method(D_METHOD("get_current_scene"), &SceneTree::get_current_scene);

1
scene/main/scene_tree.h
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@ -400,6 +400,7 @@ public:
void queue_delete(Object *p_object);
void get_nodes_in_group(const StringName &p_group, List<Node *> *p_list);
Node *get_first_node_in_group(const StringName &p_group);
bool has_group(const StringName &p_identifier) const;
void set_screen_stretch(StretchMode p_mode, StretchAspect p_aspect, const Size2 &p_minsize, real_t p_scale = 1.0);