From d7f6bfa0c367b468decb00bf060801a36be5f4b4 Mon Sep 17 00:00:00 2001
From: Jarrod Doyle <thejarroddoyle@gmail.com>
Date: Tue, 14 Jan 2025 20:22:47 +0000
Subject: [PATCH] Use larger epsilon for ray traces

---
 KeepersCompound.Lightmapper/LightMapper.cs | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/KeepersCompound.Lightmapper/LightMapper.cs b/KeepersCompound.Lightmapper/LightMapper.cs
index cf7ce06..bc7d2fb 100644
--- a/KeepersCompound.Lightmapper/LightMapper.cs
+++ b/KeepersCompound.Lightmapper/LightMapper.cs
@@ -876,7 +876,8 @@ public class LightMapper
             origin = hitResult.Position += direction * MathUtils.Epsilon;
         }
 
-        return Math.Abs(hitDistanceFromTarget) < MathUtils.Epsilon;
+        // A large epsilon is used here to fix shadow acne on sloped surfaces :)
+        return Math.Abs(hitDistanceFromTarget) < 10 * MathUtils.Epsilon;
     }
 
     // TODO: Can this be merged with the above?