From 8875c754613704bef88b9b4eb4fca4f147872c5f Mon Sep 17 00:00:00 2001
From: Michael Bernardi <mrmbernardi@gmail.com>
Date: Sun, 22 Sep 2024 15:32:18 +1000
Subject: [PATCH] Fix tweener leaving stale pixels on screen

---
 src/openrct2/entity/EntityTweener.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/openrct2/entity/EntityTweener.cpp b/src/openrct2/entity/EntityTweener.cpp
index bfaa87a24e..bfd40100a6 100644
--- a/src/openrct2/entity/EntityTweener.cpp
+++ b/src/openrct2/entity/EntityTweener.cpp
@@ -97,6 +97,7 @@ void EntityTweener::Tween(float alpha)
         if (posA == posB)
             continue;
 
+        ent->Invalidate();
         EntitySetCoordinates(
             { static_cast<int32_t>(std::round(posB.x * alpha + posA.x * inv)),
               static_cast<int32_t>(std::round(posB.y * alpha + posA.y * inv)),
@@ -114,6 +115,7 @@ void EntityTweener::Restore()
         if (ent == nullptr)
             continue;
 
+        ent->Invalidate();
         EntitySetCoordinates(PostPos[i], ent);
         ent->Invalidate();
     }