From 67b1005784b42e04a8246e9474a9242c09c0e243 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Piotr=20Sok=C3=B3lski?= <pietraswithin@gmail.com>
Date: Thu, 25 Jan 2024 23:04:14 +0000
Subject: [PATCH] Fix "mutable default" error in render.py (#2825)

This fixes

```
ValueError: mutable default <class 'nerfstudio.data.scene_box.OrientedBox'> for field obb is not allowed: use default_factory
```
---
 nerfstudio/scripts/render.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/nerfstudio/scripts/render.py b/nerfstudio/scripts/render.py
index d47af785c..27901f2c1 100644
--- a/nerfstudio/scripts/render.py
+++ b/nerfstudio/scripts/render.py
@@ -364,7 +364,7 @@ class CropData:
 
     background_color: Float[Tensor, "3"] = torch.Tensor([0.0, 0.0, 0.0])
     """background color"""
-    obb: OrientedBox = OrientedBox(R=torch.eye(3), T=torch.zeros(3), S=torch.ones(3) * 2)
+    obb: OrientedBox = field(default_factory=lambda: OrientedBox(R=torch.eye(3), T=torch.zeros(3), S=torch.ones(3) * 2))
     """Oriented box representing the crop region"""
 
     # properties for backwards-compatibility interface