Revision: 6876
http://matplotlib.svn.sourceforge.net/matplotlib/?rev=6876&view=rev
Author: astraw
Date: 2009-02-04 21:43:08 +0000 (Wed, 04 Feb 2009)
Log Message:
-----------
Add extent keyword arg to hexbin
Modified Paths:
--------------
trunk/matplotlib/CHANGELOG
trunk/matplotlib/lib/matplotlib/axes.py
Modified: trunk/matplotlib/CHANGELOG
===================================================================
--- trunk/matplotlib/CHANGELOG 2009-02-04 20:06:17 UTC (rev 6875)
+++ trunk/matplotlib/CHANGELOG 2009-02-04 21:43:08 UTC (rev 6876)
@@ -1,3 +1,5 @@
+2009-02-04 Add extent keyword arg to hexbin - ADS
+
2009-02-04 Fix bug in mathtext related to \dots and \ldots - MGD
2009-02-03 Change default joinstyle to round - MGD
Modified: trunk/matplotlib/lib/matplotlib/axes.py
===================================================================
--- trunk/matplotlib/lib/matplotlib/axes.py 2009-02-04 20:06:17 UTC (rev
6875)
+++ trunk/matplotlib/lib/matplotlib/axes.py 2009-02-04 21:43:08 UTC (rev
6876)
@@ -5242,7 +5242,7 @@
scatter.__doc__ = cbook.dedent(scatter.__doc__) % martist.kwdocd
def hexbin(self, x, y, C = None, gridsize = 100, bins = None,
- xscale = 'linear', yscale = 'linear',
+ xscale = 'linear', yscale = 'linear', extent = None,
cmap=None, norm=None, vmin=None, vmax=None,
alpha=1.0, linewidths=None, edgecolors='none',
reduce_C_function = np.mean, mincnt=None, marginals=False,
@@ -5311,6 +5311,10 @@
colormapped rectagles along the bottom of the x-axis and
left of the y-axis
+ *extent*: [ None | scalars (left, right, bottom, top) ]
+ The limits of the bins. The default assigns the limits
+ based on gridsize, x, y, xscale and yscale.
+
Other keyword arguments controlling color mapping and normalization
arguments:
@@ -5389,10 +5393,13 @@
x = np.log10(x)
if yscale=='log':
y = np.log10(y)
- xmin = np.amin(x)
- xmax = np.amax(x)
- ymin = np.amin(y)
- ymax = np.amax(y)
+ if extent is not None:
+ xmin, xmax, ymin, ymax = extent
+ else:
+ xmin = np.amin(x)
+ xmax = np.amax(x)
+ ymin = np.amin(y)
+ ymax = np.amax(y)
# In the x-direction, the hexagons exactly cover the region from
# xmin to xmax. Need some padding to avoid roundoff errors.
padding = 1.e-9 * (xmax - xmin)
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