From 43985a52c3f2751aff3f5459c0a5152475030acd Mon Sep 17 00:00:00 2001
From: Gymnasiast <m.o.steenbeek@gmail.com>
Date: Fri, 23 Apr 2021 19:11:26 +0200
Subject: [PATCH] Do not display railings on underground RCT1 paths

---
 src/openrct2/paint/tile_element/Paint.Path.cpp | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/openrct2/paint/tile_element/Paint.Path.cpp b/src/openrct2/paint/tile_element/Paint.Path.cpp
index 3e9fa281b4..6eda35efe3 100644
--- a/src/openrct2/paint/tile_element/Paint.Path.cpp
+++ b/src/openrct2/paint/tile_element/Paint.Path.cpp
@@ -918,7 +918,11 @@ void path_paint(paint_session* session, uint16_t height, const TileElement* tile
     }
     else if (surface->GetBaseZ() != height)
     {
-        hasSupports = true;
+        const auto* surfaceEntry = pathEl->GetSurfaceEntry();
+        const bool showUndergroundRailings = surfaceEntry == nullptr
+            || !(surfaceEntry->Flags & FOOTPATH_ENTRY_FLAG_NO_SLOPE_RAILINGS);
+        if (surface->GetBaseZ() < height || showUndergroundRailings)
+            hasSupports = true;
     }
     else
     {