Qucs-core
0.0.19
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00001 /* 00002 * vprobe.cpp - AC/DC and transient voltage probe class implementation 00003 * 00004 * Copyright (C) 2006, 2007, 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 "vprobe.h" 00031 00032 using namespace qucs; 00033 00034 vprobe::vprobe () : circuit (2) { 00035 type = CIR_VPROBE; 00036 setProbe (true); 00037 } 00038 00039 void vprobe::initSP (void) { 00040 allocMatrixS (); 00041 setS (NODE_1, NODE_1, 1.0); 00042 setS (NODE_1, NODE_2, 0.0); 00043 setS (NODE_2, NODE_1, 0.0); 00044 setS (NODE_2, NODE_2, 1.0); 00045 } 00046 00047 void vprobe::initDC (void) { 00048 allocMatrixMNA (); 00049 } 00050 00051 void vprobe::saveOperatingPoints (void) { 00052 nr_double_t Vr = real (getV (NODE_1) - getV (NODE_2)); 00053 nr_double_t Vi = imag (getV (NODE_1) - getV (NODE_2)); 00054 setOperatingPoint ("Vr", Vr); 00055 setOperatingPoint ("Vi", Vi); 00056 } 00057 00058 void vprobe::initAC (void) { 00059 initDC (); 00060 } 00061 00062 void vprobe::initTR (void) { 00063 initDC (); 00064 } 00065 00066 // properties 00067 PROP_REQ [] = { PROP_NO_PROP }; 00068 PROP_OPT [] = { PROP_NO_PROP }; 00069 struct define_t vprobe::cirdef = 00070 { "VProbe", 2, PROP_COMPONENT, PROP_NO_SUBSTRATE, PROP_LINEAR, PROP_DEF };