From 84c0be46b7d2f28eda0e18b6194debbc62885c9f Mon Sep 17 00:00:00 2001
From: David Reed <davidr@paragontruss.com>
Date: Wed, 11 Dec 2024 19:22:46 -0600
Subject: [PATCH] fix: calculate instanced mesh bounds after update

---
 src/core/Instances.tsx | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/core/Instances.tsx b/src/core/Instances.tsx
index 61c54f9ce..6abf3fcf2 100644
--- a/src/core/Instances.tsx
+++ b/src/core/Instances.tsx
@@ -186,6 +186,11 @@ export const Instances: ForwardRefComponent<InstancesProps, THREE.InstancedMesh>
       }
       iterations++
     }
+
+    if (frames === Infinity || iterations === frames) {
+      if (parentRef.current.boundingBox) parentRef.current.computeBoundingBox()
+      if (parentRef.current.boundingSphere) parentRef.current.computeBoundingSphere()
+    }
   })
 
   const api = React.useMemo(