Improve custom attributes caching in managed classes

2023-05-01 12:38:25 +03:00
parent b89d32ce2b
commit 65b63da93a
2 changed files with 42 additions and 33 deletions
--- a/Source/Engine/Engine/NativeInterop.Unmanaged.cs
+++ b/Source/Engine/Engine/NativeInterop.Unmanaged.cs
@@ -381,7 +381,14 @@ namespace FlaxEngine.Interop
                attrib = attributes.FirstOrDefault();
            }
            if (attrib != null)
-                return ManagedHandle.Alloc(attrib, GCHandleType.Weak);
+            {
+                if (!classAttributesCacheCollectible.TryGetValue(attrib, out var handle))
+                {
+                    handle = ManagedHandle.Alloc(attrib);
+                    classAttributesCacheCollectible.Add(attrib, handle);
+                }
+                return handle;
+            }
            return new ManagedHandle();
        }