mirror of
https://github.com/ra3xdh/qucs_s
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107 lines
3.7 KiB
C++
107 lines
3.7 KiB
C++
/***************************************************************************
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ampere_noise.cpp
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------------------
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begin : Sat Aug 23 2003
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copyright : (C) 2003 by Michael Margraf
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email : michael.margraf@alumni.tu-berlin.de
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***************************************************************************/
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/***************************************************************************
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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***************************************************************************/
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#include "ampere_noise.h"
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#include "node.h"
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#include "extsimkernels/verilogawriter.h"
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#include "extsimkernels/spicecompat.h"
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Ampere_noise::Ampere_noise()
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{
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Description = QObject::tr("noise current source");
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Simulator = spicecompat::simQucsator;
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Arcs.append(new qucs::Arc(-12,-12, 24, 24, 0, 16*360,QPen(Qt::darkBlue,2)));
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Lines.append(new qucs::Line(-30, 0,-12, 0,QPen(Qt::darkBlue,2)));
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Lines.append(new qucs::Line( 30, 0, 12, 0,QPen(Qt::darkBlue,2)));
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Lines.append(new qucs::Line( -7, 0, 7, 0,QPen(Qt::darkBlue,3)));
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Lines.append(new qucs::Line( 6, 0, 0, -4,QPen(Qt::darkBlue,3)));
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Lines.append(new qucs::Line( 6, 0, 0, 4,QPen(Qt::darkBlue,3)));
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Lines.append(new qucs::Line(-12, 1, 1,-12,QPen(Qt::darkBlue,2)));
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Lines.append(new qucs::Line(-10, 6, -7, 3,QPen(Qt::darkBlue,2)));
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Lines.append(new qucs::Line( 3, -7, 6,-10,QPen(Qt::darkBlue,2)));
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Lines.append(new qucs::Line( -7, 10, -2, 5,QPen(Qt::darkBlue,2)));
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Lines.append(new qucs::Line( 7, -4, 10, -7,QPen(Qt::darkBlue,2)));
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Lines.append(new qucs::Line( -1, 12, 12, -1,QPen(Qt::darkBlue,2)));
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Ports.append(new Port( 30, 0));
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Ports.append(new Port(-30, 0));
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x1 = -30; y1 = -15;
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x2 = 30; y2 = 15;
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tx = x1+4;
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ty = y2+4;
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Model = "Inoise";
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Name = "I";
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Props.append(new Property("i", "1e-6", true,
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QObject::tr("current power spectral density in A^2/Hz")));
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Props.append(new Property("e", "0", false,
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QObject::tr("frequency exponent")));
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Props.append(new Property("c", "1", false,
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QObject::tr("frequency coefficient")));
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Props.append(new Property("a", "0", false,
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QObject::tr("additive frequency term")));
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rotate(); // fix historical flaw
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}
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Ampere_noise::~Ampere_noise()
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{
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}
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Component* Ampere_noise::newOne()
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{
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return new Ampere_noise();
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}
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Element* Ampere_noise::info(QString& Name, char* &BitmapFile, bool getNewOne)
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{
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Name = QObject::tr("Noise Current Source");
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BitmapFile = (char *) "noise_current";
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if(getNewOne) return new Ampere_noise();
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return 0;
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}
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QString Ampere_noise::va_code()
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{
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QString u = vacompat::normalize_value(getProperty("i")->Value);
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QString e = vacompat::normalize_value(getProperty("e")->Value);
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QString c = vacompat::normalize_value(getProperty("c")->Value);
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QString a = vacompat::normalize_value(getProperty("a")->Value);
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QString plus = Ports.at(0)->Connection->Name;
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QString minus = Ports.at(1)->Connection->Name;
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QString s = "";
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QString Ipm = vacompat::normalize_current(plus,minus,true);
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if ( e == "0" )
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{
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s += QString("%1 <+ white_noise(%2,\"shot\" );\n").arg(Ipm).arg(u);
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}
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else
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{
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s += QString("%1 <+ flicker_noise(%2, %3, \"flicker\" );\n" ).arg(Ipm).arg(u).arg(e);
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}
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return s;
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}
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