From 77dca2c5356b544e57dab77ca563885e00989f0f Mon Sep 17 00:00:00 2001
From: Nikita Tsukanov <keks9n@gmail.com>
Date: Thu, 30 Jun 2022 15:53:07 +0300
Subject: [PATCH] VerifyAccess

---
 src/Avalonia.Base/Rendering/Composition/Compositor.cs | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/Avalonia.Base/Rendering/Composition/Compositor.cs b/src/Avalonia.Base/Rendering/Composition/Compositor.cs
index 28c81dfb91..1bdae44cb9 100644
--- a/src/Avalonia.Base/Rendering/Composition/Compositor.cs
+++ b/src/Avalonia.Base/Rendering/Composition/Compositor.cs
@@ -62,6 +62,7 @@ namespace Avalonia.Rendering.Composition
         /// <returns>A task that completes when sent changes are applied and rendered on the render thread</returns>
         public Task RequestCommitAsync()
         {
+            Dispatcher.UIThread.VerifyAccess();
             var batch = new Batch();
             
             using (var writer = new BatchStreamWriter(batch.Changes, _batchMemoryPool, _batchObjectPool))
@@ -126,6 +127,7 @@ namespace Avalonia.Rendering.Composition
 
         internal void RegisterForSerialization(CompositionObject compositionObject)
         {
+            Dispatcher.UIThread.VerifyAccess();
             _objectsForSerialization.Add(compositionObject);
             QueueImplicitBatchCommit();
         }