Revision: 6061
http://matplotlib.svn.sourceforge.net/matplotlib/?rev=6061&view=rev
Author: mdboom
Date: 2008-09-03 19:15:22 +0000 (Wed, 03 Sep 2008)
Log Message:
-----------
[ 2091036 ] Using log axes with base 2 fails
Modified Paths:
--------------
trunk/matplotlib/CHANGELOG
trunk/matplotlib/lib/matplotlib/scale.py
Modified: trunk/matplotlib/CHANGELOG
===================================================================
--- trunk/matplotlib/CHANGELOG 2008-09-01 22:50:47 UTC (rev 6060)
+++ trunk/matplotlib/CHANGELOG 2008-09-03 19:15:22 UTC (rev 6061)
@@ -1,3 +1,5 @@
+2008-09-03 Fix log with base 2 - MGD
+
2008-09-01 Added support for bilinear interpolation in
NonUniformImage; patch by Gregory Lielens. - EF
Modified: trunk/matplotlib/lib/matplotlib/scale.py
===================================================================
--- trunk/matplotlib/lib/matplotlib/scale.py 2008-09-01 22:50:47 UTC (rev
6060)
+++ trunk/matplotlib/lib/matplotlib/scale.py 2008-09-03 19:15:22 UTC (rev
6061)
@@ -91,7 +91,7 @@
def transform(self, a):
a = _mask_non_positives(a * 2.0)
if isinstance(a, MaskedArray):
- return ma.log2(a)
+ return ma.log(a) / np.log(2)
return np.log2(a)
def inverted(self):
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