From fafae43c5664a24ab56fd740143bc11ef7829160 Mon Sep 17 00:00:00 2001
From: Jarrod Doyle <thejarroddoyle@gmail.com>
Date: Tue, 28 Jan 2025 17:49:52 +0000
Subject: [PATCH] Don't try and compute visibility for lights outside of the
 world

---
 KeepersCompound.Lightmapper/LightMapper.cs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/KeepersCompound.Lightmapper/LightMapper.cs b/KeepersCompound.Lightmapper/LightMapper.cs
index 85cff24..795b591 100644
--- a/KeepersCompound.Lightmapper/LightMapper.cs
+++ b/KeepersCompound.Lightmapper/LightMapper.cs
@@ -485,7 +485,7 @@ public class LightMapper
                 var pvs = new PotentiallyVisibleSet(worldRep.Cells);
                 Parallel.ForEach(lightCellMap, i =>
                 {
-                    pvs.ComputeVisibility(i);
+                    if (i != -1) pvs.ComputeVisibility(i);
                 });
 
                 var visibleCellMap = new List<int[]>(_lights.Count);