Improved api change comment

ianthomas23 · ianthomas23 · commit d9ea551823e4 · 2017-08-23T09:44:39.000+01:00
diff --git a/doc/api/api_changes/2017-07-14-IT_qhull_large_offset.rst b/doc/api/api_changes/2017-07-14-IT_qhull_large_offset.rst
@@ -3,4 +3,8 @@ Improved Delaunay triangulations with large offsets
 
 Delaunay triangulations now deal with large x,y offsets in a better
 way. This can cause minor changes to any triangulations calculated
-using Matplotlib.
+using Matplotlib, i.e. any use of `matplotlib.tri.Triangulation` that
+requests that a Delaunay triangulation is calculated, which includes
+`matplotlib.pyplot.tricontour`, `matplotlib.pyplot.tricontourf`,
+`matplotlib.pyplot.tripcolor`, `matplotlib.pyplot.triplot`,
+`mlab.griddata` and `mpl_toolkits.mplot3d.plot_trisurf`.
