From 6a010a89f2d13adba0a6cb3433f47ebc76eb467f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Krzysztof=20Krysi=C5=84ski?= <flubbet@gmail.com>
Date: Tue, 11 Mar 2025 09:33:48 +0100
Subject: [PATCH] Added surface dispose to DrawingSurfaceDemoBase (#18412)

---
 samples/GpuInterop/DrawingSurfaceDemoBase.cs | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/samples/GpuInterop/DrawingSurfaceDemoBase.cs b/samples/GpuInterop/DrawingSurfaceDemoBase.cs
index be5d920b89..b076f5b489 100644
--- a/samples/GpuInterop/DrawingSurfaceDemoBase.cs
+++ b/samples/GpuInterop/DrawingSurfaceDemoBase.cs
@@ -33,7 +33,11 @@ public abstract class DrawingSurfaceDemoBase : Control, IGpuDemo
     protected override void OnDetachedFromLogicalTree(LogicalTreeAttachmentEventArgs e)
     {
         if (_initialized)
+        {
+            Surface?.Dispose();
             FreeGraphicsResources();
+        }
+
         _initialized = false;
         base.OnDetachedFromLogicalTree(e);
     }