.TH SPIRO 3 "2020-May-05"
.SH NAME
libspiro \- A clothoid to bezier spline converter
.SH SYNOPSIS
.B #include <spiroentrypoints.h>
and then compile and link with
.B -lspiro
.br
.SH DESCRIPTION
.B Spiro
library for curve design which simplifies drawing of
beautiful curves.
.B libspiro
takes an array of spiro control points which can be
easier for an artist to create and modify, and then converts
these into a series of bezier splines which can then be used
in the myriad of ways the world has come to use beziers.
.I spiroentrypoints.h
has technical information on how to connect with
.I libspiro
and further information can be found at
.I http://github.com/fontforge/libspiro
.SH REPORTING PROBLEMS
Before reporting a problem, please check the libspiro web
site to verify that you have the latest version of
.I libspiro
Great care has been taken to maintain backwards compatibility
so it is recommended to upgrade if you experience problems with
earlier
.I libspiro
versions.
.SH AUTHORS AND LICENSE
.B libspiro
originated from
.B ppedit
which was a pattern plate editor for Spiro splines.
Copyright (C) 2007 Raph Levien. GNU GPL version 2 or higher.
This version of
.B libspiro
Copyright (C) 2007-2020 is GNU GPL version 3 or higher
and contains a number of significant improvements and fixes.
Please see
.I AUTHORS
file for everyone involved in making and improving
.I libspiro
Further details (on why and what) can also be seen in git history.
