From 4386dc8774edcd7e30e3cdf4e3c64c6169317b20 Mon Sep 17 00:00:00 2001
From: Wojciech Figat <wojtek@figat.pl>
Date: Wed, 15 Jun 2022 09:23:06 +0200
Subject: [PATCH] Add `Actor::GetOrAddChild` to C++

---
 Source/Engine/Level/Actor.h | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/Source/Engine/Level/Actor.h b/Source/Engine/Level/Actor.h
index 872f4798b..5ba661a9e 100644
--- a/Source/Engine/Level/Actor.h
+++ b/Source/Engine/Level/Actor.h
@@ -222,6 +222,22 @@ public:
         return (T*)GetChild(T::GetStaticClass());
     }
 
+    /// <summary>
+    /// Finds the child actor of the given type or creates a new one.
+    /// </summary>
+    /// <returns>The child actor.</returns>
+    template<typename T>
+    T* GetOrAddChild()
+    {
+        T* result = (T*)GetChild(T::GetStaticClass());
+        if (!result)
+        {
+            result = New<T>();
+            result->SetParent(this, false, false);
+        }
+        return result;
+    }
+
     /// <summary>
     /// Gets the child actors of the given type.
     /// </summary>