[Python-checkins] bpo-39392: Turtle overlap fill depends on OS (#18223)
Terry Jan Reedy
webhook-mailer at python.org
Mon Jan 27 18:41:25 EST 2020
author: Terry Jan Reedy <tjreedy at udel.edu>
committer: GitHub <noreply at github.com>
bpo-39392: Turtle overlap fill depends on OS (#18223)
Whether or not overlap regions for self-intersecting polygons
or multiple shapes are filled depends on the operating system graphics,
typeof overlap, and number of overlaps.
diff --git a/Doc/library/turtle.rst b/Doc/library/turtle.rst
index 7f9f0c3438679..fed85045435b1 100644
@@ -1051,6 +1051,11 @@ Filling
Fill the shape drawn after the last call to :func:`begin_fill`.
+ Whether or not overlap regions for self-intersecting polygons
+ or multiple shapes are filled depends on the operating system graphics,
+ type of overlap, and number of overlaps. For example, the Turtle star
+ above may be either all yellow or have some white regions.
:skipif: _tkinter is None
diff --git a/Misc/NEWS.d/next/Documentation/2020-01-27-18-18-42.bpo-39392.oiqcLO.rst b/Misc/NEWS.d/next/Documentation/2020-01-27-18-18-42.bpo-39392.oiqcLO.rst
new file mode 100644
@@ -0,0 +1 @@
+Explain that when filling with turtle, overlap regions may be left unfilled.
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