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inverter.cpp
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1 /*
2  * inverter.cpp - logical inverter class implementation
3  *
4  * Copyright (C) 2005, 2006, 2008, 2009 Stefan Jahn <stefan@lkcc.org>
5  *
6  * This is free software; you can redistribute it and/or modify
7  * it under the terms of the GNU General Public License as published by
8  * the Free Software Foundation; either version 2, or (at your option)
9  * any later version.
10  *
11  * This software is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14  * GNU General Public License for more details.
15  *
16  * You should have received a copy of the GNU General Public License
17  * along with this package; see the file COPYING. If not, write to
18  * the Free Software Foundation, Inc., 51 Franklin Street - Fifth Floor,
19  * Boston, MA 02110-1301, USA.
20  *
21  * $Id: inverter.cpp 1825 2011-03-11 20:42:14Z ela $
22  *
23  */
24 
25 #if HAVE_CONFIG_H
26 # include <config.h>
27 #endif
28 
29 #include "component.h"
30 #include "digital.h"
31 #include "inverter.h"
32 
33 inverter::inverter () : digital () {
35  setSize (2);
36 }
37 
38 void inverter::calcOutput (void) {
39  nr_double_t v = getPropertyDouble ("V");
40  Vout = v / 2 * (1 - calcTransferX (0));
41 }
42 
44  g[0] = - 0.5 * calcDerivativeX (0);
45 }
46 
47 // properties
48 PROP_REQ [] = {
49  { "V", PROP_REAL, { 1, PROP_NO_STR }, PROP_POS_RANGE }, PROP_NO_PROP };
50 PROP_OPT [] = {
51  { "t", PROP_REAL, { 0, PROP_NO_STR }, PROP_POS_RANGE },
52  { "TR", PROP_REAL, { 10, PROP_NO_STR }, PROP_RNGII (1, 100) },
53  PROP_NO_PROP };
54 struct define_t inverter::cirdef =