2 * Copyright (c) 1987, 1988, 1989 Stanford University
4 * Permission to use, copy, modify, distribute, and sell this software and its
5 * documentation for any purpose is hereby granted without fee, provided
6 * that the above copyright notice appear in all copies and that both that
7 * copyright notice and this permission notice appear in supporting
8 * documentation, and that the name of Stanford not be used in advertising or
9 * publicity pertaining to distribution of the software without specific,
10 * written prior permission. Stanford makes no representations about
11 * the suitability of this software for any purpose. It is provided "as is"
12 * without express or implied warranty.
14 * STANFORD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
15 * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS.
16 * IN NO EVENT SHALL STANFORD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
17 * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
18 * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
19 * OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
20 * WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
23 /* This code came with the InterViews distribution, and was translated
24 from C++ to C by Matthieu Devin <devin@lucid.com> some time in 1992.
30 typedef struct _spline
33 unsigned int n_controls;
38 unsigned int n_points;
40 unsigned int allocated_points;
43 spline* make_spline (unsigned int size);
44 void compute_spline (spline* s);
45 void compute_closed_spline (spline* s);
46 void just_fill_spline (spline* s);
47 void append_spline_points (spline* s1, spline* s2);
48 void spline_bounding_box (spline* s, XRectangle* rectangle_out);
49 void free_spline(spline *s);
51 #endif /* _SPLINE_H_ */