From dbb4acf045a686c19571be34b4f9987630953a97 Mon Sep 17 00:00:00 2001
From: Fabian Dill <fabian.dill@web.de>
Date: Wed, 28 Oct 2020 07:53:31 +0100
Subject: [PATCH] fix accidental sprite palette overrides

---
 Rom.py | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/Rom.py b/Rom.py
index 10e01ec5..748e9040 100644
--- a/Rom.py
+++ b/Rom.py
@@ -597,9 +597,7 @@ class Sprite(object):
         def expand_color(i):
             return ((i & 0x1F) * 8, (i >> 5 & 0x1F) * 8, (i >> 10 & 0x1F) * 8)
 
-        raw_palette = self.palette
-        if raw_palette is None:
-            raw_palette = Sprite.default_palette
+        raw_palette = Sprite.palette[:] # copy
         # turn palette data into a list of RGB tuples with 8 bit values
         palette_as_colors = [expand_color(make_int16(chnk)) for chnk in array_chunk(raw_palette, 2)]