From 2d63dcfcc5b06421ceeb5477ac066fbf4070128c Mon Sep 17 00:00:00 2001
From: scamiv <6170744+scamiv@users.noreply.github.com>
Date: Wed, 26 Nov 2025 21:53:49 +0100
Subject: [PATCH] disable TerrainMapData cache for SAB path

---
 src/core/game/TerrainMapLoader.ts | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/core/game/TerrainMapLoader.ts b/src/core/game/TerrainMapLoader.ts
index 3ea90cbf2..e3f0a0635 100644
--- a/src/core/game/TerrainMapLoader.ts
+++ b/src/core/game/TerrainMapLoader.ts
@@ -107,8 +107,10 @@ export async function loadTerrainMap(
         : undefined,
     sharedDirtyBuffer: undefined, // populated by consumer when needed
   };
-  // Always cache the result, but only use cache when appropriate
-  loadedMaps.set(map, result);
+  // Only cache the result when caching is actually used (non-SAB path)
+  if (shouldUseCache) {
+    loadedMaps.set(map, result);
+  }
   return result;
 }