From ac2d4ff362ecb3f2673cb3114052ded330391d15 Mon Sep 17 00:00:00 2001
From: Victor Giers <mail@victorgiers.com>
Date: Sat, 2 May 2026 11:27:09 +0200
Subject: [PATCH] Initialize foliage blocker mask indices in ViewportHost

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

diff --git a/src/viewport-three/viewport-host.ts b/src/viewport-three/viewport-host.ts
index 9a152450..7882209a 100644
--- a/src/viewport-three/viewport-host.ts
+++ b/src/viewport-three/viewport-host.ts
@@ -9911,6 +9911,9 @@ export class ViewportHost {
           createTerrainFoliageMaskValueKey(entry.layerId, entry.index)
         )
       ),
+      foliageBlockerMaskValueIndices: new Set(
+        initialStamp.foliageBlockerMaskValueIndices
+      ),
       referenceHeight,
       lastAppliedPoint: {
         x: hit.point.x,