transline_ident.cpp

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/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright (C) 2011-2014 Jean-Pierre Charras
 * Copyright (C) 2004-2021 KiCad Developers, see AUTHORS.txt for contributors.
 *
 * 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, see <http://www.gnu.org/licenses/>.
 */
 
#include <wx/intl.h>
#include <wx/arrstr.h>
 
#include <kiface_base.h>
#include <bitmaps.h>
 
// transline specific functions:
#include "transline/transline.h"
#include "transline/microstrip.h"
#include "transline/coplanar.h"
#include "transline/rectwaveguide.h"
#include "transline/coax.h"
#include "transline/c_microstrip.h"
#include "transline/stripline.h"
#include "transline/twistedpair.h"
 
#include "pcb_calculator_settings.h"
#include "widgets/unit_selector.h"
#include "transline_ident.h"
 
 
TRANSLINE_PRM::TRANSLINE_PRM( PRM_TYPE aType, PRMS_ID aId, const char* aKeywordCfg,
 const wxString& aDlgLabel, const wxString& aToolTip,
 double aValue, bool aConvUnit )
{
 m_Type = aType;
 m_Id = aId;
 m_DlgLabel = aDlgLabel;
 m_KeyWord = aKeywordCfg;
 m_ToolTip = aToolTip;
 m_Value = aValue;
 m_ConvUnit = aConvUnit;
 m_ValueCtrl = nullptr;
 m_UnitCtrl = nullptr;
 m_UnitSelection = 0;
 m_NormalizedValue = 0;
 }
 
 
double TRANSLINE_PRM::ToUserUnit()
{
 if( m_UnitCtrl && m_ConvUnit )
 return 1.0 / ( (UNIT_SELECTOR*) m_UnitCtrl )->GetUnitScale();
 else
 return 1.0;
}
 
 
double TRANSLINE_PRM::FromUserUnit()
{
 if( m_UnitCtrl )
 return ( (UNIT_SELECTOR*) m_UnitCtrl )->GetUnitScale();
 else
 return 1.0;
}
 
 
TRANSLINE_IDENT::TRANSLINE_IDENT( enum TRANSLINE_TYPE_ID aType )
{
 m_Type = aType; // The type of transline handled
 m_BitmapName = BITMAPS::INVALID_BITMAP; // The icon to display
 m_TLine = nullptr; // The TRANSLINE itself
 m_HasPrmSelection = false; // true if selection of parameters must be enabled in dialog menu
 
 // Add common prms:
 // Default values are for FR4
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_SUBS, EPSILONR_PRM,
 "Er", wxT( "εr" ),
 _( "Substrate relative permittivity (dielectric constant)" ),
 4.6, false ) );
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_SUBS, TAND_PRM,
 "TanD", wxT( "tan δ" ),
 _( "Dielectric loss (dissipation factor)" ),
 2e-2, false ) );
 
 // Default value is for copper
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_SUBS, RHO_PRM,
 "Rho", wxT( "ρ" ),
 _( "Electrical resistivity or specific electrical resistance of "
 "conductor (ohm*meter)" ),
 1.72e-8, false ) );
 
 // Default value is in GHz
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_FREQUENCY, FREQUENCY_PRM,
 "Frequency", _( "Frequency" ),
 _( "Frequency of the input signal" ), 1.0, true ) );
 
 
 switch( m_Type )
 {
 case MICROSTRIP_TYPE: // microstrip
 m_TLine = new MICROSTRIP();
 m_BitmapName = BITMAPS::microstrip;
 
 m_Messages.Add( wxString::Format( _( "Effective %s:" ), wxT( "εr" ) ) );
 m_Messages.Add( _( "Conductor losses:" ) );
 m_Messages.Add( _( "Dielectric losses:" ) );
 m_Messages.Add( _( "Skin depth:" ) );
 
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_SUBS, H_PRM,
 "H", "H", _( "Height of substrate" ), 0.2, true ) );
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_SUBS, H_T_PRM,
 "H_t", "H(top)", _( "Height of box top" ), 1e20, true ) );
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_SUBS, T_PRM,
 "T", "T",
  _( "Strip thickness" ), 0.035, true ) );
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_SUBS, ROUGH_PRM,
 "Rough", _( "Roughness" ),
 _( "Conductor roughness" ), 0.0, true ) );
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_SUBS, MUR_PRM,
 "mu Rel S", wxString::Format( wxT( "μ(%s)" ),
 _( "substrate" ) ),
 _( "Relative permeability (mu) of substrate" ), 1, false ) );
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_SUBS, MURC_PRM,
 "mu Rel C", wxString::Format( wxT( "μ(%s)" ),
 _( "conductor" ) ),
 _( "Relative permeability (mu) of conductor" ), 1,
 false ) );
 
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_PHYS, PHYS_WIDTH_PRM,
 "W", "W", _( "Line width" ), 0.2, true ) );
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_PHYS, PHYS_LEN_PRM,
 "L", "L", _( "Line length" ), 50.0, true ) );
 
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_ELEC, Z0_PRM,
 "Z0", "Z0", _( "Characteristic impedance" ), 50.0, true ) );
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_ELEC, DUMMY_PRM ) );
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_ELEC, ANG_L_PRM,
 "Ang_l", "Ang_l", _( "Electrical length" ), 0.0, true ) );
 break;
 
 case CPW_TYPE: // coplanar waveguide
 m_TLine = new COPLANAR();
 m_BitmapName = BITMAPS::cpw;
 m_HasPrmSelection = true;
 
 m_Messages.Add( wxString::Format( _( "Effective %s:" ), wxT( "εr" ) ) );
 m_Messages.Add( _( "Conductor losses:" ) );
 m_Messages.Add( _( "Dielectric losses:" ) );
 m_Messages.Add( _( "Skin depth:" ) );
 
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_SUBS, H_PRM,
 "H", "H", _( "Height of substrate" ), 0.2, true ) );
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_SUBS, T_PRM,
 "T", "T", _( "Strip thickness" ), 0.035, true ) );
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_SUBS, MURC_PRM,
 "mu Rel C", wxString::Format( wxT( "μ(%s)" ),
 _( "conductor" ) ),
 _( "Relative permeability (mu) of conductor" ), 1,
 false ) );
 
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_PHYS, PHYS_WIDTH_PRM,
 "W", "W", _( "Line width" ), 0.2, true ) );
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_PHYS, PHYS_S_PRM,
 "S", "S", _( "Gap width" ), 0.2, true ) );
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_PHYS, PHYS_LEN_PRM,
 "L", "L", _( "Line length" ), 50.0, true ) );
 
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_ELEC, Z0_PRM,
 "Z0", "Z0", _( "Characteristic impedance" ), 50.0, true ) );
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_ELEC, DUMMY_PRM ) );
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_ELEC, ANG_L_PRM,
 "Ang_l", "Ang_l", _( "Electrical length" ), 0.0, true ) );
 break;
 
 case GROUNDED_CPW_TYPE: // grounded coplanar waveguide
 m_TLine = new GROUNDEDCOPLANAR();
 m_BitmapName = BITMAPS::cpw_back;
 m_HasPrmSelection = true;
 
 m_Messages.Add( wxString::Format( _( "Effective %s:" ), wxT( "εr" ) ) );
 m_Messages.Add( _( "Conductor losses:" ) );
 m_Messages.Add( _( "Dielectric losses:" ) );
 m_Messages.Add( _( "Skin depth:" ) );
 
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_SUBS, H_PRM,
 "H", "H", _( "Height of substrate" ), 0.2, true ) );
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_SUBS, T_PRM,
 "T", "T", _( "Strip thickness" ), 0.035, true ) );
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_SUBS, MURC_PRM,
 "mu Rel C", wxString::Format( wxT( "μ(%s)" ),
 _( "conductor" ) ),
 _( "Relative permeability (mu) of conductor" ), 1,
 false ) );
 
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_PHYS, PHYS_WIDTH_PRM,
 "W", "W", _( "Line width" ), 0.2, true ) );
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_PHYS, PHYS_S_PRM,
 "S", "S", _( "Gap width" ), 0.2, true ) );
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_PHYS, PHYS_LEN_PRM,
 "L", "L", _( "Line length" ), 50.0, true ) );
 
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_ELEC, Z0_PRM,
 "Z0", "Z0", _( "Characteristic impedance" ), 50.0, true ) );
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_ELEC, DUMMY_PRM ) );
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_ELEC, ANG_L_PRM,
 "Ang_l", "Ang_l", _( "Electrical length" ), 0, true ) );
 break;
 
 
 case RECTWAVEGUIDE_TYPE: // rectangular waveguide
 m_TLine = new RECTWAVEGUIDE();
 m_BitmapName = BITMAPS::rectwaveguide;
 m_HasPrmSelection = true;
 
 m_Messages.Add( _( "ZF(H10) = Ey / Hx:" ) );
 m_Messages.Add( wxString::Format( _( "Effective %s:" ), wxT( "εr" ) ) );
 m_Messages.Add( _( "Conductor losses:" ) );
 m_Messages.Add( _( "Dielectric losses:" ) );
 m_Messages.Add( _( "TE-modes:" ) );
 m_Messages.Add( _( "TM-modes:" ) );
 
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_SUBS, MUR_PRM,
 "mu Rel I", wxString::Format( wxT( "μ(%s)" ),
 _( "insulator" ) ),
 _( "Relative permeability (mu) of insulator" ), 1, false ) );
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_SUBS, MURC_PRM,
 "mu Rel C", wxString::Format( wxT( "μ(%s)" ),
 _( "conductor" ) ),
 _( "Relative permeability (mu) of conductor" ), 1,
 false ) );
 
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_PHYS, PHYS_WIDTH_PRM,
 "a", "a", _( "Width of waveguide" ), 10.0, true ) );
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_PHYS, PHYS_S_PRM,
 "b", "b", _( "Height of waveguide" ), 5.0, true ) );
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_PHYS, PHYS_LEN_PRM,
 "L", "L", _( "Waveguide length" ), 50.0, true ) );
 
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_ELEC, Z0_PRM,
 "Z0", "Z0", _( "Characteristic impedance" ), 50.0, true ) );
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_ELEC, DUMMY_PRM ) );
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_ELEC, ANG_L_PRM,
 "Ang_l", "Ang_l", _( "Electrical length" ), 0, true ) );
 break;
 
 case COAX_TYPE: // coaxial cable
 m_TLine = new COAX();
 m_BitmapName = BITMAPS::coax;
 m_HasPrmSelection = true;
 
 m_Messages.Add( wxString::Format( _( "Effective %s:" ), wxT( "εr" ) ) );
 m_Messages.Add( _( "Conductor losses:" ) );
 m_Messages.Add( _( "Dielectric losses:" ) );
 m_Messages.Add( _( "TE-modes:" ) );
 m_Messages.Add( _( "TM-modes:" ) );
 
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_SUBS, MUR_PRM,
 "mu Rel I", wxString::Format( wxT( "μ(%s)" ),
 _( "insulator" ) ),
 _( "Relative permeability (mu) of insulator" ), 1, false ) );
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_SUBS, MURC_PRM,
 "mu Rel C", wxString::Format( wxT( "μ(%s)" ),
 _( "conductor" ) ),
 _( "Relative permeability (mu) of conductor" ), 1,
 false ) );
 
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_PHYS, PHYS_DIAM_IN_PRM,
 "Din", _( "Din" ),
 _( "Inner diameter (conductor)" ), 1.0, true ) );
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_PHYS, PHYS_DIAM_OUT_PRM,
 "Dout", _( "Dout" ),
 _( "Outer diameter (insulator)" ), 8.0, true ) );
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_PHYS, PHYS_LEN_PRM,
 "L", "L", _( "Line length" ), 50.0, true ) );
 
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_ELEC, Z0_PRM,
 "Z0", "Z0", _( "Characteristic impedance" ), 50.0, true ) );
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_ELEC, DUMMY_PRM ) );
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_ELEC, ANG_L_PRM,
 "Ang_l", "Ang_l", _( "Electrical length" ), 0.0, true ) );
 break;
 
 case C_MICROSTRIP_TYPE: // coupled microstrip
 m_TLine = new C_MICROSTRIP();
 m_BitmapName = BITMAPS::c_microstrip;
 m_HasPrmSelection = true;
 
 m_Messages.Add( wxString::Format( _( "Effective %s (even):" ), wxT( "εr" ) ) );
 m_Messages.Add( wxString::Format( _( "Effective %s (odd):" ), wxT( "εr" ) ) );
 m_Messages.Add( _( "Conductor losses (even):" ) );
 m_Messages.Add( _( "Conductor losses (odd):" ) );
 m_Messages.Add( _( "Dielectric losses (even):" ) );
 m_Messages.Add( _( "Dielectric losses (odd):" ) );
 m_Messages.Add( _( "Skin depth:" ) );
 m_Messages.Add( _( "Differential Impedance (Zd):" ) );
 
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_SUBS, H_PRM,
 "H", "H", _( "Height of substrate" ), 0.2, true ) );
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_SUBS, H_T_PRM,
 "H_t", "H_t", _( "Height of box top" ), 1e20, true ) );
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_SUBS, T_PRM,
 "T", "T", _( "Strip thickness" ), 0.035, true ) );
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_SUBS, ROUGH_PRM,
 "Rough", _( "Roughness" ),
 _( "Conductor roughness" ), 0.0, true ) );
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_SUBS, MURC_PRM,
 "mu rel C", wxString::Format( wxT( "μ(%s)" ),
 _( "conductor" ) ),
 _( "Relative permeability (mu) of conductor" ), 1,
 false ) );
 
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_PHYS, PHYS_WIDTH_PRM,
 "W", "W", _( "Line width" ), 0.2, true ) );
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_PHYS, PHYS_S_PRM,
 "S", "S", _( "Gap width" ), 0.2, true ) );
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_PHYS, PHYS_LEN_PRM,
 "L", "L", _( "Line length" ), 50.0, true ) );
 
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_ELEC, Z0_E_PRM,
 "Zeven", _( "Zeven" ),
 _( "Even mode impedance (lines driven by common voltages)" ),
 50.0, true ) );
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_ELEC, Z0_O_PRM,
 "Zodd", _( "Zodd" ),
 _( "Odd mode impedance (lines driven by opposite "
 "(differential) voltages)" ), 50.0, true ) );
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_ELEC, ANG_L_PRM,
 "Ang_l", "Ang_l",
 _( "Electrical length" ), 0.0, true ) );
 break;
 
 case STRIPLINE_TYPE: // stripline
 m_TLine = new STRIPLINE();
 m_BitmapName = BITMAPS::stripline;
 
 m_Messages.Add( wxString::Format( _( "Effective %s:" ), wxT( "εr" ) ) );
 m_Messages.Add( _( "Conductor losses:" ) );
 m_Messages.Add( _( "Dielectric losses:" ) );
 m_Messages.Add( _( "Skin depth:" ) );
 
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_SUBS, H_PRM,
 "H", "H", _( "Height of substrate" ), 0.2, true ) );
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_SUBS, STRIPLINE_A_PRM,
 "a", "a", _( "Distance between strip and top metal" ), 0.2,
 true ) );
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_SUBS, T_PRM,
 "T", "T", _( "Strip thickness" ), 0.035, true ) );
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_SUBS, MURC_PRM,
 "mu Rel C", wxString::Format( wxT( "μ(%s)" ),
 _( "conductor" ) ),
 _( "Relative permeability (mu) of conductor" ), 1, false ) );
 
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_PHYS, PHYS_WIDTH_PRM,
 "W", "W", _( "Line width" ), 0.2, true ) );
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_PHYS, PHYS_LEN_PRM,
 "L", "L", _( "Line length" ), 50.0, true ) );
 
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_ELEC, Z0_PRM,
 "Z0", "Z0", _( "Characteristic impedance" ), 50, true ) );
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_ELEC, DUMMY_PRM ) );
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_ELEC, ANG_L_PRM,
 "Ang_l", "Ang_l", _( "Electrical length" ), 0, true ) );
 break;
 
 case TWISTEDPAIR_TYPE: // twisted pair
 m_TLine = new TWISTEDPAIR();
 m_BitmapName = BITMAPS::twistedpair;
 m_HasPrmSelection = true;
 
 m_Messages.Add( wxString::Format( _( "Effective %s:" ), wxT( "εr" ) ) );
 m_Messages.Add( _( "Conductor losses:" ) );
 m_Messages.Add( _( "Dielectric losses:" ) );
 m_Messages.Add( _( "Skin depth:" ) );
 
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_SUBS, TWISTEDPAIR_TWIST_PRM,
 "Twists", _( "Twists" ),
 _( "Number of twists per length" ), 0.0, false ) );
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_SUBS, MURC_PRM,
 "mu Rel C", wxString::Format( wxT( "μ(%s)" ),
 _( "conductor" ) ),
 _( "Relative permeability (mu) of conductor" ), 1,
 false ) );
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_SUBS, TWISTEDPAIR_EPSILONR_ENV_PRM,
 "ErEnv", wxString::Format( wxT( "εr(%s)" ),
 _( "environment" ) ),
 _( "Relative permittivity of environment" ), 1,
 false ) );
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_PHYS, PHYS_DIAM_IN_PRM,
 "Din", _( "Din" ),
 _( "Inner diameter (conductor)" ), 1.0, true ) );
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_PHYS, PHYS_DIAM_OUT_PRM,
 "Dout", _( "Dout" ),
 _( "Outer diameter (insulator)" ), 8.0, true ) );
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_PHYS, PHYS_LEN_PRM,
 "L", "L", _( "Cable length" ), 50.0, true ) );
 
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_ELEC, Z0_PRM,
 "Z0", "Z0", _( "Characteristic impedance" ), 50.0, true ) );
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_ELEC, DUMMY_PRM ) );
 AddPrm( new TRANSLINE_PRM( PRM_TYPE_ELEC, ANG_L_PRM,
 "Ang_l", "Ang_l", _( "Electrical length" ), 0.0, true ) );
 break;
 
 case END_OF_LIST_TYPE: // Not really used
 break;
 }
}
 
TRANSLINE_IDENT::~TRANSLINE_IDENT()
{
 delete m_TLine;
 
 for( auto& ii : m_prms_List )
 delete ii;
 
 m_prms_List.clear();
}
 
 
void TRANSLINE_IDENT::ReadConfig()
{
 auto cfg = static_cast<PCB_CALCULATOR_SETTINGS*>( Kiface().KifaceSettings() );
 std::string name( m_TLine->m_Name );
 
 if( cfg->m_TransLine.param_values.count( name ) )
 {
 wxASSERT( cfg->m_TransLine.param_units.count( name ) );
 
 for( auto& p : m_prms_List )
 {
 try
 {
 p->m_Value = cfg->m_TransLine.param_values.at( name ).at( p->m_KeyWord );
 p->m_UnitSelection = cfg->m_TransLine.param_units.at( name ).at( p->m_KeyWord );
 }
 catch( ... )
 {}
 }
 }
}
 
 
void TRANSLINE_IDENT::WriteConfig()
{
 auto cfg = static_cast<PCB_CALCULATOR_SETTINGS*>( Kiface().KifaceSettings() );
 std::string name( m_TLine->m_Name );
 
 for( auto& param : m_prms_List )
 {
 if( !std::isfinite( param->m_Value ) )
 param->m_Value = 0;
 
 cfg->m_TransLine.param_values[ name ][ param->m_KeyWord ] = param->m_Value;
 cfg->m_TransLine.param_units[ name ][ param->m_KeyWord ] = param->m_UnitSelection;
 }
}