3 This file is part of a program that implements a Software-Defined Radio.
5 Copyright (C) 2004 by Frank Brickle, AB2KT and Bob McGwier, N4HY
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2 of the License, or
10 (at your option) any later version.
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with this program; if not, write to the Free Software
19 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
21 The authors can be reached by email at
29 The DTTS Microwave Society
39 #include <splitfields.h>
40 #include <datatypes.h>
49 #include <oscillator.h>
56 struct { REAL lo, hi, df; } lim;
60 #define ChApFunc(p) ((p)->func)
61 #define ChApLen(p) ((p)->len)
62 #define ChApLob(p) ((p)->lim.lo)
63 #define ChApHib(p) ((p)->lim.hi)
64 #define ChApDif(p) ((p)->lim.df)
65 #define ChApCoefBase(p) ((p)->coef)
66 #define ChApCoef(p, i) (((p)->coef)[i])
67 #define ChApTag(p) ((p)->tag)
69 extern REAL ChAp_eval(ChAp ca, REAL x, BOOLEAN *err);
70 extern ChAp ChAp_fit(ChAp ca);
71 extern ChAp newChAp(REAL (*func)(REAL arg),
77 extern void delChAp(ChAp ca);