kicad/eeschema/sim/ngspice.h

136 lines
4.5 KiB
C++

/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2016 CERN
* @author Tomasz Wlostowski <tomasz.wlostowski@cern.ch>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 3
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, you may find one here:
* https://www.gnu.org/licenses/gpl-3.0.html
* or you may search the http://www.gnu.org website for the version 3 license,
* or you may write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
#ifndef NGSPICE_H
#define NGSPICE_H
#include "spice_simulator.h"
#include <ngspice/sharedspice.h>
class wxDynamicLibrary;
class NGSPICE : public SPICE_SIMULATOR {
public:
NGSPICE();
virtual ~NGSPICE();
///> @copydoc SPICE_SIMULATOR::Init()
void Init() override;
///> @copydoc SPICE_SIMULATOR::LoadNetlist()
bool LoadNetlist( const std::string& aNetlist ) override;
///> @copydoc SPICE_SIMULATOR::Run()
bool Run() override;
///> @copydoc SPICE_SIMULATOR::Stop()
bool Stop() override;
///> @copydoc SPICE_SIMULATOR::IsRunning()
bool IsRunning() override;
///> @copydoc SPICE_SIMULATOR::Command()
bool Command( const std::string& aCmd ) override;
///> @copydoc SPICE_SIMULATOR::GetXAxis()
std::string GetXAxis( SIM_TYPE aType ) const override;
///> @copydoc SPICE_SIMULATOR::GetPlot()
std::vector<COMPLEX> GetPlot( const std::string& aName, int aMaxLen = -1 ) override;
///> @copydoc SPICE_SIMULATOR::GetRealPlot()
std::vector<double> GetRealPlot( const std::string& aName, int aMaxLen = -1 ) override;
///> @copydoc SPICE_SIMULATOR::GetImagPlot()
std::vector<double> GetImagPlot( const std::string& aName, int aMaxLen = -1 ) override;
///> @copydoc SPICE_SIMULATOR::GetMagPlot()
std::vector<double> GetMagPlot( const std::string& aName, int aMaxLen = -1 ) override;
///> @copydoc SPICE_SIMULATOR::GetPhasePlot()
std::vector<double> GetPhasePlot( const std::string& aName, int aMaxLen = -1 ) override;
///> @copydoc SPICE_SIMULATOR::GetNetlist()
virtual const std::string GetNetlist() const override;
private:
void init();
// Performs DLL initialization, obtains function pointers
void init_dll();
// ngspice library functions
typedef void (*ngSpice_Init)( SendChar*, SendStat*, ControlledExit*,
SendData*, SendInitData*, BGThreadRunning*, void* );
typedef int (*ngSpice_Circ)( char** circarray );
typedef int (*ngSpice_Command)( char* command );
typedef pvector_info (*ngGet_Vec_Info)( char* vecname );
typedef char** (*ngSpice_AllPlots)( void );
typedef char** (*ngSpice_AllVecs)( char* plotname );
typedef bool (*ngSpice_Running)( void );
///> Handles to DLL functions
ngSpice_Init m_ngSpice_Init;
ngSpice_Circ m_ngSpice_Circ;
ngSpice_Command m_ngSpice_Command;
ngGet_Vec_Info m_ngGet_Vec_Info;
ngSpice_AllPlots m_ngSpice_AllPlots;
ngSpice_AllVecs m_ngSpice_AllVecs;
ngSpice_Running m_ngSpice_Running;
wxDynamicLibrary* m_dll;
///> Executes commands from a file
bool loadSpinit( const std::string& aFileName );
///> Checks a few different locations for codemodel files and returns one
///> if it exists
std::string findCmPath() const;
///> Loads codemodel files from a directory
bool loadCodemodels( const std::string& aPath );
// Callback functions
static int cbSendChar( char* what, int id, void* user );
static int cbSendStat( char* what, int id, void* user );
static int cbBGThreadRunning( bool is_running, int id, void* user );
static int cbControlledExit( int status, bool immediate, bool exit_upon_quit, int id, void* user );
// Assures ngspice is in a valid state and reinitializes it if need be
void validate();
///> Error flag indicating that ngspice needs to be reloaded
bool m_error;
///> NGspice should be initialized only once
static bool m_initialized;
///> current netlist
std::string m_netlist;
};
#endif /* NGSPICE_H */