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-rw-r--r--core/reference.h17
1 files changed, 15 insertions, 2 deletions
diff --git a/core/reference.h b/core/reference.h
index 4c607fed87..9105dbbd58 100644
--- a/core/reference.h
+++ b/core/reference.h
@@ -5,8 +5,8 @@
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
-/* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur. */
-/* Copyright (c) 2014-2018 Godot Engine contributors (cf. AUTHORS.md) */
+/* Copyright (c) 2007-2019 Juan Linietsky, Ariel Manzur. */
+/* Copyright (c) 2014-2019 Godot Engine contributors (cf. AUTHORS.md) */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
@@ -197,6 +197,19 @@ public:
r.reference = NULL;
}
+ template <class T_Other>
+ void reference_ptr(T_Other *p_ptr) {
+ if (reference == p_ptr) {
+ return;
+ }
+ unref();
+
+ T *r = Object::cast_to<T>(p_ptr);
+ if (r) {
+ ref_pointer(r);
+ }
+ }
+
Ref(const Ref &p_from) {
reference = NULL;