Qucs-core  0.0.19
tee.cpp
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00001 /*
00002  * tee.cpp - tee connector class implementation
00003  *
00004  * Copyright (C) 2003, 2004, 2008 Stefan Jahn <stefan@lkcc.org>
00005  *
00006  * This is free software; you can redistribute it and/or modify
00007  * it under the terms of the GNU General Public License as published by
00008  * the Free Software Foundation; either version 2, or (at your option)
00009  * any later version.
00010  *
00011  * This software is distributed in the hope that it will be useful,
00012  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00013  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00014  * GNU General Public License for more details.
00015  *
00016  * You should have received a copy of the GNU General Public License
00017  * along with this package; see the file COPYING.  If not, write to
00018  * the Free Software Foundation, Inc., 51 Franklin Street - Fifth Floor,
00019  * Boston, MA 02110-1301, USA.
00020  *
00021  * $Id$
00022  *
00023  */
00024 
00025 #if HAVE_CONFIG_H
00026 # include <config.h>
00027 #endif
00028 
00029 #include "component.h"
00030 #include "tee.h"
00031 
00032 using namespace qucs;
00033 
00034 tee::tee () : circuit (3) {
00035   type = CIR_TEE;
00036 }
00037 
00038 void tee::initSP (void) {
00039   allocMatrixS ();
00040   setS (NODE_1, NODE_1, -1.0 / 3.0);
00041   setS (NODE_1, NODE_2,  2.0 / 3.0);
00042   setS (NODE_1, NODE_3,  2.0 / 3.0);
00043   setS (NODE_2, NODE_1,  2.0 / 3.0);
00044   setS (NODE_2, NODE_2, -1.0 / 3.0);
00045   setS (NODE_2, NODE_3,  2.0 / 3.0);
00046   setS (NODE_3, NODE_1,  2.0 / 3.0);
00047   setS (NODE_3, NODE_2,  2.0 / 3.0);
00048   setS (NODE_3, NODE_3, -1.0 / 3.0);
00049 }
00050 
00051 void tee::initDC (void) {
00052   setVoltageSources (2);
00053   allocMatrixMNA ();
00054   voltageSource (VSRC_1, NODE_1, NODE_2);
00055   voltageSource (VSRC_2, NODE_1, NODE_3);
00056 }
00057 
00058 void tee::initAC (void) {
00059   initDC ();
00060 }
00061 
00062 void tee::initTR (void) {
00063   initDC ();
00064 }