update tile conversion script to support images without alpha channel

2025-05-09 13:25:59 -07:00
parent 51741348c9
commit 98124e6245
1 changed files with 5 additions and 1 deletions
@@ -18,7 +18,11 @@ def generateTile(x,y,image):
    for py in range(0,8):
        row = []
        for px in range(0,8):
-            r,g,b,a = image[(8*x)+px,(8*y)+py]
+            pixelvalues = image[(8*x)+px,(8*y)+py]
+            try:
+                r,g,b,a = pixelvalues
+            except ValueError:
+                r,g,b = pixelvalues
            row.append(((r+g+b)>384))
        tile.append(sum([int(row[b])*(2**(7-b)) for b in range(0,8)]))
    return tile