From 12e35fd2a02284c18fb6ff96c8a49d8f53401d44 Mon Sep 17 00:00:00 2001
From: Zack Buhman <zack@buhman.org>
Date: Fri, 25 Apr 2025 22:57:16 -0500
Subject: [PATCH] add assert_mipmap

---
 assert_mipmap.py | 15 +++++++++++++++
 1 file changed, 15 insertions(+)
 create mode 100644 assert_mipmap.py

diff --git a/assert_mipmap.py b/assert_mipmap.py
new file mode 100644
index 0000000..2500c4e
--- /dev/null
+++ b/assert_mipmap.py
@@ -0,0 +1,15 @@
+from PIL import Image
+import sys
+from twiddle import npot
+
+total = 0
+
+in_files = sys.argv[1:]
+for in_file in in_files:
+    with Image.open(in_file) as im:
+        width, height = im.size
+        assert npot(width) == npot(width), width
+        assert npot(height) == npot(height), height
+        if width != height:
+            print(width, height, in_file)
+        total += width * height