SF.net SVN: matplotlib:[8725] branches/v1_0_maint/lib/matplotlib

[<ef...@us...>]

Revision: 8725
          http://matplotlib.svn.sourceforge.net/matplotlib/?rev=8725&view=rev
Author:   efiring
Date:     2010-10-03 21:17:39 +0000 (Sun, 03 Oct 2010)

Log Message:
-----------
bugfix: applied patch by Stan West to fix error in colormap reversal

Modified Paths:
--------------
    branches/v1_0_maint/lib/matplotlib/_cm.py
    branches/v1_0_maint/lib/matplotlib/cm.py

Modified: branches/v1_0_maint/lib/matplotlib/_cm.py
===================================================================
--- branches/v1_0_maint/lib/matplotlib/_cm.py	2010-10-03 21:04:10 UTC (rev 8724)
+++ branches/v1_0_maint/lib/matplotlib/_cm.py	2010-10-03 21:17:39 UTC (rev 8725)
@@ -1554,7 +1554,7 @@
             (0.000, 0.000, 0.000), (0.0547, 1.000, 1.000),
             (0.250, 0.027, 0.250), #(0.2500, 0.250, 0.250),
             (1.000, 1.000, 1.000)),
-        'green': ((0, 0, 0), (1, 1, 0)),
+        'green': ((0, 0, 0), (1, 1, 1)),
         'blue': (
             (0.000, 0.000, 0.000), (0.500, 1.000, 1.000),
             (0.735, 0.000, 0.000), (1.000, 1.000, 1.000))

Modified: branches/v1_0_maint/lib/matplotlib/cm.py
===================================================================
--- branches/v1_0_maint/lib/matplotlib/cm.py	2010-10-03 21:04:10 UTC (rev 8724)
+++ branches/v1_0_maint/lib/matplotlib/cm.py	2010-10-03 21:17:39 UTC (rev 8725)
@@ -34,7 +34,8 @@
                 # each time, so the colors are identical
                 # and the result is shades of gray.
         else:
-            valnew = [(1.0 - a, b, c) for a, b, c in reversed(val)]
+            # Flip x and exchange the y values facing x = 0 and x = 1.
+            valnew = [(1.0 - x, y1, y0) for x, y0, y1 in reversed(val)]
         data_r[key] = valnew
     return data_r
 


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