371 lines
8.9 KiB
C++
371 lines
8.9 KiB
C++
/*
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* This program source code file is part of KiCad, a free EDA CAD application.
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*
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* Copyright (C) 2016 CERN
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* @author Tomasz Wlostowski <tomasz.wlostowski@cern.ch>
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* @author Maciej Suminski <maciej.suminski@cern.ch>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 3
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, you may find one here:
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* https://www.gnu.org/licenses/gpl-3.0.html
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* or you may search the http://www.gnu.org website for the version 3 license,
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* or you may write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include "ngspice.h"
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#include "spice_reporter.h"
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#include <wx/dynlib.h>
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#include <wx/log.h>
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#include <sstream>
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#include <stdexcept>
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using namespace std;
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NGSPICE::NGSPICE()
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{
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init_dll();
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}
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NGSPICE::~NGSPICE()
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{
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delete m_dll;
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}
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void NGSPICE::Init()
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{
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if( m_error )
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{
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delete m_dll;
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init_dll();
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}
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Command( "reset" );
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}
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vector<COMPLEX> NGSPICE::GetPlot( const string& aName, int aMaxLen )
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{
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vector<COMPLEX> data;
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setlocale( LC_ALL, "C" );
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vector_info* vi = m_ngGet_Vec_Info( (char*) aName.c_str() );
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setlocale( LC_ALL, "" );
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if( vi )
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{
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int length = aMaxLen < 0 ? vi->v_length : std::min( aMaxLen, vi->v_length );
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data.reserve( length );
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if( vi->v_realdata )
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{
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for( int i = 0; i < length; i++ )
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data.push_back( COMPLEX( vi->v_realdata[i], 0.0 ) );
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}
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else if( vi->v_compdata )
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{
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for( int i = 0; i < length; i++ )
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data.push_back( COMPLEX( vi->v_compdata[i].cx_real, vi->v_compdata[i].cx_imag ) );
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}
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}
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return data;
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}
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vector<double> NGSPICE::GetRealPlot( const string& aName, int aMaxLen )
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{
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vector<double> data;
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setlocale( LC_ALL, "C" );
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vector_info* vi = m_ngGet_Vec_Info( (char*) aName.c_str() );
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setlocale( LC_ALL, "" );
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if( vi )
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{
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int length = aMaxLen < 0 ? vi->v_length : std::min( aMaxLen, vi->v_length );
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data.reserve( length );
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if( vi->v_realdata )
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{
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for( int i = 0; i < length; i++ )
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{
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data.push_back( vi->v_realdata[i] );
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}
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}
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else if( vi->v_compdata )
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{
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for( int i = 0; i < length; i++ )
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{
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assert( vi->v_compdata[i].cx_imag == 0.0 );
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data.push_back( vi->v_compdata[i].cx_real );
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}
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}
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}
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return data;
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}
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vector<double> NGSPICE::GetImagPlot( const string& aName, int aMaxLen )
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{
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vector<double> data;
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setlocale( LC_ALL, "C" );
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vector_info* vi = m_ngGet_Vec_Info( (char*) aName.c_str() );
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setlocale( LC_ALL, "" );
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if( vi )
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{
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int length = aMaxLen < 0 ? vi->v_length : std::min( aMaxLen, vi->v_length );
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data.reserve( length );
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if( vi->v_compdata )
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{
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for( int i = 0; i < length; i++ )
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{
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data.push_back( vi->v_compdata[i].cx_imag );
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}
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}
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}
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return data;
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}
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vector<double> NGSPICE::GetMagPlot( const string& aName, int aMaxLen )
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{
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vector<double> data;
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setlocale( LC_ALL, "C" );
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vector_info* vi = m_ngGet_Vec_Info( (char*) aName.c_str() );
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setlocale( LC_ALL, "" );
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if( vi )
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{
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int length = aMaxLen < 0 ? vi->v_length : std::min( aMaxLen, vi->v_length );
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data.reserve( length );
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if( vi->v_realdata )
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{
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for( int i = 0; i < length; i++ )
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data.push_back( vi->v_realdata[i] );
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}
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else if( vi->v_compdata )
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{
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for( int i = 0; i < length; i++ )
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data.push_back( hypot( vi->v_compdata[i].cx_real, vi->v_compdata[i].cx_imag ) );
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}
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}
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return data;
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}
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vector<double> NGSPICE::GetPhasePlot( const string& aName, int aMaxLen )
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{
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vector<double> data;
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setlocale( LC_ALL, "C" );
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vector_info* vi = m_ngGet_Vec_Info( (char*) aName.c_str() );
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setlocale( LC_ALL, "" );
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if( vi )
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{
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int length = aMaxLen < 0 ? vi->v_length : std::min( aMaxLen, vi->v_length );
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data.reserve( length );
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if( vi->v_realdata )
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{
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for( int i = 0; i < length; i++ )
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data.push_back( 0.0 ); // well, that's life
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}
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else if( vi->v_compdata )
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{
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for( int i = 0; i < length; i++ )
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data.push_back( atan2( vi->v_compdata[i].cx_imag, vi->v_compdata[i].cx_real ) );
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}
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}
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return data;
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}
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bool NGSPICE::LoadNetlist( const string& aNetlist )
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{
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vector<char*> lines;
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stringstream ss( aNetlist );
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while( !ss.eof() )
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{
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char line[1024];
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ss.getline( line, sizeof( line ) );
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lines.push_back( strdup( line ) );
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}
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lines.push_back( nullptr );
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setlocale( LC_ALL, "C" );
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m_ngSpice_Circ( lines.data() );
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setlocale( LC_ALL, "" );
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for( auto line : lines )
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delete line;
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return true;
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}
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bool NGSPICE::Run()
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{
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setlocale( LC_ALL, "C" );
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bool rv = Command( "bg_run" ); // bg_* commands execute in a separate thread
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setlocale( LC_ALL, "" );
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return rv;
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}
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bool NGSPICE::Stop()
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{
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setlocale( LC_ALL, "C" );
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bool rv = Command( "bg_halt" ); // bg_* commands execute in a separate thread
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setlocale( LC_ALL, "" );
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return rv;
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}
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bool NGSPICE::IsRunning()
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{
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setlocale( LC_ALL, "C" );
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bool rv = m_ngSpice_Running();
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setlocale( LC_ALL, "" );
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return rv;
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}
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bool NGSPICE::Command( const string& aCmd )
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{
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setlocale( LC_ALL, "C" );
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m_ngSpice_Command( (char*) aCmd.c_str() );
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setlocale( LC_ALL, "" );
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return true;
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}
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string NGSPICE::GetXAxis( SIM_TYPE aType ) const
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{
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switch( aType )
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{
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case ST_AC:
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case ST_NOISE:
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return string( "frequency" );
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break;
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case ST_DC:
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return string( "v-sweep" );
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break;
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case ST_TRANSIENT:
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return string( "time" );
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break;
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default:
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break;
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}
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return string( "" );
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}
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void NGSPICE::init_dll()
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{
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#ifdef __WINDOWS__
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m_dll = new wxDynamicLibrary( "libngspice-0.dll" );
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#else
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m_dll = new wxDynamicLibrary( wxDynamicLibrary::CanonicalizeName( "ngspice" ) );
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#endif
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if( !m_dll || !m_dll->IsLoaded() )
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throw std::runtime_error( "Missing ngspice shared library" );
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m_error = false;
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// Obtain function pointers
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m_ngSpice_Init = (ngSpice_Init) m_dll->GetSymbol( "ngSpice_Init" );
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m_ngSpice_Circ = (ngSpice_Circ) m_dll->GetSymbol( "ngSpice_Circ" );
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m_ngSpice_Command = (ngSpice_Command) m_dll->GetSymbol( "ngSpice_Command" );
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m_ngGet_Vec_Info = (ngGet_Vec_Info) m_dll->GetSymbol( "ngGet_Vec_Info" );
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m_ngSpice_AllPlots = (ngSpice_AllPlots) m_dll->GetSymbol( "ngSpice_AllPlots" );
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m_ngSpice_AllVecs = (ngSpice_AllVecs) m_dll->GetSymbol( "ngSpice_AllVecs" );
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m_ngSpice_Running = (ngSpice_Running) m_dll->GetSymbol( "ngSpice_running" ); // it is not a typo
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setlocale( LC_ALL, "C" );
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m_ngSpice_Init( &cbSendChar, &cbSendStat, &cbControlledExit, NULL, NULL, &cbBGThreadRunning, this );
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// Workaround to avoid hang ups on certain errors
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Command( "unset interactive" );
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setlocale( LC_ALL, "" );
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}
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int NGSPICE::cbSendChar( char* what, int id, void* user )
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{
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NGSPICE* sim = reinterpret_cast<NGSPICE*>( user );
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if( sim->m_reporter )
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{
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// strip stdout/stderr from the line
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if( ( strncasecmp( what, "stdout ", 7 ) == 0 )
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|| ( strncasecmp( what, "stderr ", 7 ) == 0 ) )
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what += 7;
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sim->m_reporter->Report( what );
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}
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return 0;
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}
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int NGSPICE::cbSendStat( char* what, int id, void* user )
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{
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/* NGSPICE* sim = reinterpret_cast<NGSPICE*>( user );
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if( sim->m_consoleReporter )
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sim->m_consoleReporter->Report( what );*/
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return 0;
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}
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int NGSPICE::cbBGThreadRunning( bool is_running, int id, void* user )
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{
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NGSPICE* sim = reinterpret_cast<NGSPICE*>( user );
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if( sim->m_reporter )
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// I know the test below seems like an error, but well, it works somehow..
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sim->m_reporter->OnSimStateChange( sim, is_running ? SIM_IDLE : SIM_RUNNING );
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return 0;
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}
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int NGSPICE::cbControlledExit( int status, bool immediate, bool exit_upon_quit, int id, void* user )
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{
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// Something went wrong, reload the dll
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NGSPICE* sim = reinterpret_cast<NGSPICE*>( user );
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sim->m_error = true;
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//printf("stat %d immed %d quit %d\n", status, !!immediate, !!exit_upon_quit);
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return 0;
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}
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