X-Git-Url: https://scm.cri.mines-paristech.fr/git/minwii.git/blobdiff_plain/ea641d921996c040ee1af76c71ea98d75fa853af..a7d46c9b0db7d2a44fe8171317c3dc98e1a4a14b:/src/app/globals.py

diff --git a/src/app/globals.py b/src/app/globals.py
index 8261eda..ef51d78 100755
--- a/src/app/globals.py
+++ b/src/app/globals.py
@@ -5,6 +5,8 @@ constantes globales partagées par plusieurs modules.
 $Id$
 $URL$
 """
+from colorsys import hls_to_rgb
+from math import floor
 
 BACKGROUND_LAYER = 0
 FOREGROUND_LAYER = 1
@@ -13,3 +15,9 @@ PLAYING_MODES = {'EASY':0
                 ,'NORMAL':1
                 ,'ADVANCED':2
                 ,'EXPERT':3}
+
+def hls_to_rgba_8bits(h, l, s, a=1) :
+    #convert to rgb ranging from 0 to 255
+    rgba = [floor(255 * i) for i in hls_to_rgb(h, l, s) + (a,)]
+    return tuple(rgba)
+