From 4d13803b0c2a94f08c98c93b4fbd043a402e7452 Mon Sep 17 00:00:00 2001
From: GonnaHetzMe <karelpak1@seznam.cz>
Date: Sun, 12 Apr 2026 22:35:55 +0200
Subject: [PATCH] feat: culling

---
 .../src/core/blitz/extractModel/index.ts      | 22 +++++++++++++++++--
 1 file changed, 20 insertions(+), 2 deletions(-)

diff --git a/packages/scripts/src/core/blitz/extractModel/index.ts b/packages/scripts/src/core/blitz/extractModel/index.ts
index a2e9da9f8..5f835b7da 100644
--- a/packages/scripts/src/core/blitz/extractModel/index.ts
+++ b/packages/scripts/src/core/blitz/extractModel/index.ts
@@ -75,9 +75,26 @@ export async function extractModel(vfs: AbstractVFS, path: string) {
           .setImage(baseColor),
       );
 
+      const defaultConfigArchive =
+        typeof node.configCount === "number"
+          ? (times(
+              node.configCount,
+              (index) => node[`configArchive_${index}`],
+            ).find((archive) => archive.configName === "Default") ??
+            node.configArchive_0)
+          : undefined;
+      const customCullMode =
+        node.customCullMode ?? defaultConfigArchive?.customCullMode;
+
+      if (customCullMode === 0) {
+        material.setDoubleSided(true);
+      } else if (customCullMode !== undefined) {
+        material.setDoubleSided(false);
+      }
+
       if (
         node.enabledPresets?.AlphaTest &&
-        node.properties.alphatestThreshold
+        node.properties?.alphatestThreshold
       ) {
         const view = new DataView(node.properties.alphatestThreshold);
         const alphaCutoff =
@@ -98,7 +115,8 @@ export async function extractModel(vfs: AbstractVFS, path: string) {
 
           if (
             archive.configName !== "Default" ||
-            !archive.enabledPresets?.AlphaTest
+            !archive.enabledPresets?.AlphaTest ||
+            !archive.properties?.alphatestThreshold
           ) {
             continue;
           }