From d86ba24956f9a0efc1f7ad098bb3535bec0900cb Mon Sep 17 00:00:00 2001
From: Nick Fisher <nick.fisher@avinium.com>
Date: Tue, 16 Aug 2022 11:32:29 +1000
Subject: [PATCH] defer freeing resource until after source data released and
 enable culling by default

---
 ios/src/SceneAssetLoader.cpp | 13 ++++++++++---
 1 file changed, 10 insertions(+), 3 deletions(-)

diff --git a/ios/src/SceneAssetLoader.cpp b/ios/src/SceneAssetLoader.cpp
index 3bbe3fa6..005940c7 100644
--- a/ios/src/SceneAssetLoader.cpp
+++ b/ios/src/SceneAssetLoader.cpp
@@ -93,22 +93,29 @@ SceneAsset *SceneAssetLoader::fromGlb(const char *uri) {
   _scene->addEntities(asset->getEntities(), entityCount);
 
   Log("Added %d entities to scene", entityCount);
+
+  size_t lightEntityCount = asset->getLightEntityCount();
+  Log("Found %d light entities in scene.", lightEntityCount );
+  
   _resourceLoader->loadResources(asset);
 
+  Log("Resources loaded.");
+
   const Entity *entities = asset->getEntities();
   RenderableManager &rm = _engine->getRenderableManager();
   for (int i = 0; i < asset->getEntityCount(); i++) {
     Entity e = entities[i];
     auto inst = rm.getInstance(e);
     // check this
-    rm.setCulling(inst, false);
+    rm.setCulling(inst, true);
   }
 
-  _freeResource(rbuf);
-
   asset->getAnimator()->updateBoneMatrices();
 
   asset->releaseSourceData();
+  Log("Source data released.");
+
+  _freeResource(rbuf);
 
   Log("Successfully loaded GLB.");
   return new SceneAsset(asset, _engine, _ncm, _loadResource, _freeResource);