From 3608deeeb1c48dd0e91da8f52482069dfdf2fd54 Mon Sep 17 00:00:00 2001
From: Nikita Tsukanov <keks9n@gmail.com>
Date: Wed, 16 Sep 2020 18:13:07 +0300
Subject: [PATCH] Fixed SleepLoopRenderTimer

---
 src/Avalonia.Visuals/Rendering/SleepLoopRenderTimer.cs | 9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

diff --git a/src/Avalonia.Visuals/Rendering/SleepLoopRenderTimer.cs b/src/Avalonia.Visuals/Rendering/SleepLoopRenderTimer.cs
index 79e029ccd2..9cc94ffac3 100644
--- a/src/Avalonia.Visuals/Rendering/SleepLoopRenderTimer.cs
+++ b/src/Avalonia.Visuals/Rendering/SleepLoopRenderTimer.cs
@@ -45,14 +45,13 @@ namespace Avalonia.Rendering
 
         void LoopProc()
         {
-            var now = _st.Elapsed;
-            var lastTick = now;
-
+            var lastTick = _st.Elapsed;
             while (true)
             {
+                var now = _st.Elapsed;
                 var timeTillNextTick = lastTick + _timeBetweenTicks - now;
                 if (timeTillNextTick.TotalMilliseconds > 1) Thread.Sleep(timeTillNextTick);
-
+                lastTick = now;
                 lock (_lock)
                 {
                     if (_count == 0)
@@ -63,7 +62,7 @@ namespace Avalonia.Rendering
                 }
 
                 _tick?.Invoke(now);
-                now = _st.Elapsed;
+                
             }
         }