# HG changeset patch
# User Paul Boddie <paul@boddie.org.uk>
# Date 1466374520 -7200
# Node ID e149e4f2d2f8303e193788855463901bddbb5bf4
# Parent  d5e05e69b3266e0f76c7ab8fc5eb4d19b03911f7
Initialise the palette as red/green/blue triples.

diff -r d5e05e69b326 -r e149e4f2d2f8 ula.py
--- a/ula.py	Sun Jun 19 23:37:39 2016 +0200
+++ b/ula.py	Mon Jun 20 00:15:20 2016 +0200
@@ -186,8 +186,6 @@
         (320, 1, 25)
         ]
 
-    palette = range(0, 8) * 2
-
     def __init__(self, ram, video):
 
         "Initialise the ULA with the given 'ram' and 'video' instances."
@@ -195,6 +193,7 @@
         self.ram = ram
         self.video = video
         self.set_mode(6)
+        self.palette = map(get_physical_colour, range(0, 8) * 2)
 
         self.reset()
 
@@ -529,8 +528,7 @@
         mode.
         """
 
-        colour = value_of_bits(self.pdata[self.buffer_index:self.buffer_index+self.depth])
-        return get_physical_colour(self.palette[colour])
+        return self.palette[value_of_bits(self.pdata[self.buffer_index:self.buffer_index+self.depth])]
 
     def wrap_address(self):
         if self.address >= SCREEN_LIMIT: