Impostors: fix script w/ vrchat uploads

1 files changed, 5 insertions, 0 deletions

diff --git a/Scripts/Impostors.cs b/Scripts/Impostors.cs
index 46e6cd1..a2c205c 100644
--- a/Scripts/Impostors.cs
+++ b/Scripts/Impostors.cs
@@ -1,3 +1,4 @@
+#if UNITY_EDITOR
 using UnityEngine;
 using UnityEditor;
 using System.IO;
@@ -355,6 +356,8 @@ public class Impostors : MonoBehaviour
 
     for (int iter = 0; iter < iterations; iter++)
     {
+      // Preserve all previously-filled pixels; only write new pixels outside the alpha mask.
+      System.Array.Copy(depth, buffer, depth.Length);
       System.Array.Copy(filled, filledNext, filled.Length);
 
       for (int y = 0; y < h; y++)
@@ -547,3 +550,5 @@ public class ImpostorsEditor : Editor
       s.ToggleRenderers();
   }
 }
+#endif  // UNITY_EDITOR
+