X-Received: by 2002:a37:d85:: with SMTP id 127mr10723238qkn.205.1589694111313; Sat, 16 May 2020 22:41:51 -0700 (PDT) X-Received: by 2002:ac8:34ec:: with SMTP id x41mr7646483qtb.238.1589694111107; Sat, 16 May 2020 22:41:51 -0700 (PDT) Path: csiph.com!xmission!news.snarked.org!border2.nntp.dca1.giganews.com!nntp.giganews.com!news-out.google.com!nntp.google.com!postnews.google.com!google-groups.googlegroups.com!not-for-mail Newsgroups: comp.lang.postscript Date: Sat, 16 May 2020 22:41:50 -0700 (PDT) Complaints-To: groups-abuse@google.com Injection-Info: google-groups.googlegroups.com; posting-host=24.107.176.41; posting-account=G1KGwgkAAAAyw4z0LxHH0fja6wAbo7Cz NNTP-Posting-Host: 24.107.176.41 User-Agent: G2/1.0 MIME-Version: 1.0 Message-ID: Subject: The 4 species of bezier curves From: luser droog Injection-Date: Sun, 17 May 2020 05:41:51 +0000 Content-Type: text/plain; charset="UTF-8" Lines: 8 Xref: csiph.com comp.lang.postscript:3522 According to this paper, https://www.cad-journal.net/files/vol_11/CAD_11(5)_2014_568-578.pdf there are only 4 kinds of bezier curve. All bezier curves can be decomposed into affine combinations of the 4 primitive curves. The math is pretty heavy tho