From 8815447a91804c051f4097e1e35c35317ab4bdf6 Mon Sep 17 00:00:00 2001
From: Victor Giers <mail@victorgiers.com>
Date: Sat, 2 May 2026 04:18:17 +0200
Subject: [PATCH] Pass foliage mask layer ID to build terrain LOD mesh data

---
 src/viewport-three/viewport-host.ts | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/viewport-three/viewport-host.ts b/src/viewport-three/viewport-host.ts
index 26b6c19d..dc05d831 100644
--- a/src/viewport-three/viewport-host.ts
+++ b/src/viewport-three/viewport-host.ts
@@ -6632,7 +6632,9 @@ export class ViewportHost {
     const group = new Group();
     const chunks: TerrainRenderChunkObjects[] = [];
     const pickMeshes: Mesh<BufferGeometry, Material>[] = [];
-    const lodMeshData = buildTerrainLodMeshData(terrain);
+    const lodMeshData = buildTerrainLodMeshData(terrain, {
+      foliageMaskLayerId: this.getTerrainFoliageMaskPreviewLayerId(terrain.id)
+    });
 
     group.position.set(terrain.position.x, terrain.position.y, terrain.position.z);