From d7d8eca9c841027e9f33fc16b7987fdae94176df Mon Sep 17 00:00:00 2001
From: GoaLitiuM <goalitium@kapsi.fi>
Date: Sun, 5 Sep 2021 03:17:08 +0300
Subject: [PATCH] Fix engine ticking to catch up faster when falling behind

---
 Source/Engine/Engine/Time.cpp | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/Source/Engine/Engine/Time.cpp b/Source/Engine/Engine/Time.cpp
index 36db6a236..bf34bbdd6 100644
--- a/Source/Engine/Engine/Time.cpp
+++ b/Source/Engine/Engine/Time.cpp
@@ -103,7 +103,10 @@ bool Time::TickData::OnTickBegin(float targetFps, float maxDeltaTime)
         }
 
         if (targetFps > ZeroTolerance)
-            NextBegin += (1.0 / targetFps);
+        {
+            int skip = (int)(1 + (time - NextBegin) / (1.0 / targetFps));
+            NextBegin += (1.0 / targetFps) * skip;
+        }
     }
 
     // Update data
@@ -156,7 +159,10 @@ bool Time::FixedStepTickData::OnTickBegin(float targetFps, float maxDeltaTime)
         }
 
         if (targetFps > ZeroTolerance)
-            NextBegin += (1.0 / targetFps);
+        {
+            int skip = (int)(1 + (time - NextBegin) / (1.0 / targetFps));
+            NextBegin += (1.0 / targetFps) * skip;
+        }
     }
     Samples.Add(deltaTime);