From 3f23e6efb2b1aa168d77c9995e8a313b7e3a49cf Mon Sep 17 00:00:00 2001
From: Congrong Xu <50019703+KevinXu02@users.noreply.github.com>
Date: Sat, 27 Jan 2024 11:27:49 -0800
Subject: [PATCH] Fix the background color bug when exporting video with the
 "random" background option (#2831)

patch #2815
---
 nerfstudio/models/splatfacto.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/nerfstudio/models/splatfacto.py b/nerfstudio/models/splatfacto.py
index 6ce5c164f..84000e73c 100644
--- a/nerfstudio/models/splatfacto.py
+++ b/nerfstudio/models/splatfacto.py
@@ -222,7 +222,9 @@ class SplatfactoModel(Model):
 
         self.crop_box: Optional[OrientedBox] = None
         if self.config.background_color == "random":
-            self.background_color = torch.rand(3)
+            self.background_color = torch.tensor(
+                [0.1490, 0.1647, 0.2157]
+            )  # This color is the same as the default background color in Viser. This would only affect the background color when rendering.
         else:
             self.background_color = get_color(self.config.background_color)