Revision: 8208
http://matplotlib.svn.sourceforge.net/matplotlib/?rev=8208&view=rev
Author: ryanmay
Date: 2010-03-21 19:27:52 +0000 (Sun, 21 Mar 2010)
Log Message:
-----------
Add second example from scipy cookbook to this script, showing the use of more
traditional colormapping.
Modified Paths:
--------------
trunk/matplotlib/examples/pylab_examples/multicolored_line.py
Modified: trunk/matplotlib/examples/pylab_examples/multicolored_line.py
===================================================================
--- trunk/matplotlib/examples/pylab_examples/multicolored_line.py
2010-03-21 17:43:11 UTC (rev 8207)
+++ trunk/matplotlib/examples/pylab_examples/multicolored_line.py
2010-03-21 19:27:52 UTC (rev 8208)
@@ -28,9 +28,26 @@
lc = LineCollection(segments, cmap=cmap, norm=norm)
lc.set_array(z)
lc.set_linewidth(3)
+
+fig1 = plt.figure()
plt.gca().add_collection(lc)
-
plt.xlim(x.min(), x.max())
plt.ylim(-1.1, 1.1)
+
+# Now do a second plot coloring the curve using a continuous colormap
+t = np.linspace(0, 10, 200)
+x = np.cos(np.pi * t)
+y = np.sin(t)
+points = np.array([x, y]).T.reshape(-1, 1, 2)
+segments = np.concatenate([points[:-1], points[1:]], axis=1)
+
+lc = LineCollection(segments, cmap=plt.get_cmap('copper'),
+ norm=plt.Normalize(0, 10))
+lc.set_array(t)
+lc.set_linewidth(3)
+
+fig2 = plt.figure()
+plt.gca().add_collection(lc)
+plt.xlim(-1, 1)
+plt.ylim(-1, 1)
plt.show()
-
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