Merge pull request #19303 from chbauman/patch-1

jklymak · web-flow · commit e341b26b22bb · 2021-01-16T11:56:17.000-08:00
Extended the convolution filter for correct dilation
diff --git a/examples/event_handling/resample.py b/examples/event_handling/resample.py
@@ -25,7 +25,7 @@ def downsample(self, xstart, xend):
         mask = (self.origXData > xstart) & (self.origXData < xend)
         # dilate the mask by one to catch the points just outside
         # of the view range to not truncate the line
-        mask = np.convolve([1, 1], mask, mode='same').astype(bool)
+        mask = np.convolve([1, 1, 1], mask, mode='same').astype(bool)
         # sort out how many points to drop
         ratio = max(np.sum(mask) // self.max_points, 1)
 
