Edinburgh Speech Tools 2.4-release
 
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EST_Relation_mls.h
1/*************************************************************************/
2/* */
3/* Centre for Speech Technology Research */
4/* University of Edinburgh, UK */
5/* Copyright (c) 1998 */
6/* All Rights Reserved. */
7/* Permission is hereby granted, free of charge, to use and distribute */
8/* this software and its documentation without restriction, including */
9/* without limitation the rights to use, copy, modify, merge, publish, */
10/* distribute, sublicense, and/or sell copies of this work, and to */
11/* permit persons to whom this work is furnished to do so, subject to */
12/* the following conditions: */
13/* 1. The code must retain the above copyright notice, this list of */
14/* conditions and the following disclaimer. */
15/* 2. Any modifications must be clearly marked as such. */
16/* 3. Original authors' names are not deleted. */
17/* 4. The authors' names are not used to endorse or promote products */
18/* derived from this software without specific prior written */
19/* permission. */
20/* THE UNIVERSITY OF EDINBURGH AND THE CONTRIBUTORS TO THIS WORK */
21/* DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING */
22/* ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT */
23/* SHALL THE UNIVERSITY OF EDINBURGH NOR THE CONTRIBUTORS BE LIABLE */
24/* FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES */
25/* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN */
26/* AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, */
27/* ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF */
28/* THIS SOFTWARE. */
29/* */
30/*************************************************************************/
31/* Author : Alan W Black */
32/* Date : February 1998 */
33/* --------------------------------------------------------------------- */
34/* Functions for Multi-linear structure relations */
35/* */
36/*************************************************************************/
37#ifndef __EST_RELATION_MLS_H__
38#define __EST_RELATION_MLS_H__
39
40inline EST_Item *link1(EST_Item *n) { return idown(idown(idown(n))); }
41inline EST_Item *link2(EST_Item *n) { return idown(inext(idown(idown(n)))); }
42inline EST_Item *linkn(EST_Item *n) { return idown(last(idown(idown(n)))); }
43
44EST_Item *link(int l,EST_Item *n);
45
46inline EST_Item *linkedfrom(EST_Item *n) { return iup(iup(first(iup(n)))); }
47int linked(EST_Item *from, EST_Item *to);
48
49 inline EST_Item *next_link(EST_Item *n) { return idown(inext(iup(n))); }
50
51void add_link(EST_Item *from, EST_Item *to);
52void remove_link(EST_Item *from, EST_Item *to);
53
54#endif