Rectillinear Polygon : A simple connected single-cyclic graph in R 2, such that each of its edge is perpendicular or in-line with another one of its edge(s). A Rectillinear polygon consisting of 20 ...
I drew a filled quadrilateral. What did you expect to happen? The output would be a contiguous quadrilateral. OS: macOS 10.14.6 Python: Python 3.7.4 (default, Jul 11 2019, 01:08:00) [Clang 10.0.1 ...