From 3cfffe59d893c8b4feb9d596bdcf6f7d28622d60 Mon Sep 17 00:00:00 2001
From: Victor Giers <mail@victorgiers.com>
Date: Sat, 2 May 2026 04:18:26 +0200
Subject: [PATCH] Include foliage mask layer ID when building terrain chunk
 mesh data

---
 src/viewport-three/viewport-host.ts | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/viewport-three/viewport-host.ts b/src/viewport-three/viewport-host.ts
index dc05d831..3a5fff97 100644
--- a/src/viewport-three/viewport-host.ts
+++ b/src/viewport-three/viewport-host.ts
@@ -9308,7 +9308,12 @@ export class ViewportHost {
       const nextChunk = buildTerrainLodChunkMeshData(
         terrain,
         chunk.startSampleX,
-        chunk.startSampleZ
+        chunk.startSampleZ,
+        undefined,
+        {
+          foliageMaskLayerId:
+            this.getTerrainFoliageMaskPreviewLayerId(terrain.id)
+        }
       );
 
       if (nextChunk === null) {