Fix issue #804 by altering path clipping

matplotlib · jkseppan · Apr 13, 2012 · Apr 6, 2012 · Apr 6, 2012 · 4cd75cdf87361a5995cf3de7569ee87c94addbcc
commit 4cd75cdf87361a5995cf3de7569ee87c94addbcc
diff --git a/CHANGELOG b/CHANGELOG
@@ -1,3 +1,9 @@
+2012-04-06 When path clipping changes a LINETO to a MOVETO, it also
+           changes any CLOSEPOLY command to a LINETO to the initial
+           point. This fixes a problem with pdf and svg where the
+           CLOSEPOLY would then draw a line to the latest MOVETO
+           position instead of the intended initial position. - JKS
+
 2012-01-23 The radius labels in polar plots no longer use a fixed
            padding, but use a different alignment depending on the
            quadrant they are in.  This fixes numerical problems when

diff --git a/lib/matplotlib/tests/baseline_images/test_axes/hist_log.pdf b/lib/matplotlib/tests/baseline_images/test_axes/hist_log.pdf
diff --git a/lib/matplotlib/tests/baseline_images/test_axes/hist_log.png b/lib/matplotlib/tests/baseline_images/test_axes/hist_log.png
diff --git a/lib/matplotlib/tests/baseline_images/test_axes/hist_log.svg b/lib/matplotlib/tests/baseline_images/test_axes/hist_log.svg
diff --git a/lib/matplotlib/tests/test_axes.py b/lib/matplotlib/tests/test_axes.py
@@ -631,6 +631,15 @@ def test_markevery_line():
     ax.plot(x, y, '-+', markevery=(5, 20), label='mark every 5 starting at 10')
     ax.legend()
 
+@image_comparison(baseline_images=['hist_log'])
+def test_hist_log():
+    data0 = np.linspace(0,1,200)**3
+    data = np.r_[1-data0, 1+data0]
+    fig = plt.figure()
+    ax = fig.add_subplot(111)
+    ax.hist(data, fill=False, log=True)
+    ax.set_xticks([])
+    ax.set_yticks([])
 
 if __name__=='__main__':
     import nose