From 48495c40502e77fcf4017589a202a637c353cfd8 Mon Sep 17 00:00:00 2001
From: Ted John <ted@brambles.org>
Date: Mon, 26 Apr 2021 20:19:44 +0100
Subject: [PATCH] Fix mouse input at higher zoom levels

---
 src/openrct2/interface/Viewport.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/openrct2/interface/Viewport.cpp b/src/openrct2/interface/Viewport.cpp
index a15d57a082..5df4c38c01 100644
--- a/src/openrct2/interface/Viewport.cpp
+++ b/src/openrct2/interface/Viewport.cpp
@@ -1678,8 +1678,8 @@ InteractionInfo get_map_coordinates_from_pos_window(rct_window* window, const Sc
         viewLoc += myviewport->viewPos;
         if (myviewport->zoom > 0)
         {
-            viewLoc.x &= (0xFFFF * myviewport->zoom) & 0xFFFF;
-            viewLoc.y &= (0xFFFF * myviewport->zoom) & 0xFFFF;
+            viewLoc.x &= (0xFFFFFFFF * myviewport->zoom) & 0xFFFFFFFF;
+            viewLoc.y &= (0xFFFFFFFF * myviewport->zoom) & 0xFFFFFFFF;
         }
         rct_drawpixelinfo dpi;
         dpi.x = viewLoc.x;