Twice as much memory was allocated when initializing stage.Grid (and stage.WallGrid).

t-ikegami · deshipu · commit 64aaa13caf24 · 2021-04-02T11:26:21.000+02:00
diff --git a/stage.py b/stage.py
@@ -420,7 +420,7 @@ def __init__(self, bank, width=8, height=8, palette=None, buffer=None):
         self.height = height
         self.bank = bank
         self.palette = palette or bank.palette
-        self.buffer = buffer or bytearray(self.stride * height)
+        self.buffer = buffer or bytearray((self.stride * height)>>1)
         self.layer = _stage.Layer(self.stride, self.height, self.bank.buffer,
                                   self.palette, self.buffer)
 
