473 lines
22 KiB
C++
473 lines
22 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) 2011-2014 Jean-Pierre Charras
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* Copyright (C) 2004-2021 KiCad Developers, see AUTHORS.txt for contributors.
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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 along
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* with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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/**
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* @file transline_ident.cpp
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*/
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#include <wx/intl.h>
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#include <wx/arrstr.h>
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#include <kiface_base.h>
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#include <bitmaps.h>
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// transline specific functions:
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#include "transline/transline.h"
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#include "transline/microstrip.h"
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#include "transline/coplanar.h"
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#include "transline/rectwaveguide.h"
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#include "transline/coax.h"
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#include "transline/c_microstrip.h"
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#include "transline/stripline.h"
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#include "transline/twistedpair.h"
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#include "pcb_calculator_settings.h"
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#include "widgets/unit_selector.h"
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#include "transline_ident.h"
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TRANSLINE_PRM::TRANSLINE_PRM( PRM_TYPE aType, PRMS_ID aId, const char* aKeywordCfg,
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const wxString& aDlgLabel, const wxString& aToolTip,
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double aValue, bool aConvUnit )
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{
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m_Type = aType;
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m_Id = aId;
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m_DlgLabel = aDlgLabel;
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m_KeyWord = aKeywordCfg;
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m_ToolTip = aToolTip;
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m_Value = aValue;
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m_ConvUnit = aConvUnit;
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m_ValueCtrl = nullptr;
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m_UnitCtrl = nullptr;
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m_UnitSelection = 0;
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m_NormalizedValue = 0;
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}
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double TRANSLINE_PRM::ToUserUnit()
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{
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if( m_UnitCtrl && m_ConvUnit )
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return 1.0 / ( (UNIT_SELECTOR*) m_UnitCtrl )->GetUnitScale();
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else
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return 1.0;
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}
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double TRANSLINE_PRM::FromUserUnit()
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{
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if( m_UnitCtrl )
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return ( (UNIT_SELECTOR*) m_UnitCtrl )->GetUnitScale();
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else
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return 1.0;
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}
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TRANSLINE_IDENT::TRANSLINE_IDENT( enum TRANSLINE_TYPE_ID aType )
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{
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m_Type = aType; // The type of transline handled
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m_Icon = nullptr; // An xpm icon to display in dialogs
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m_TLine = nullptr; // The TRANSLINE itself
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m_HasPrmSelection = false; // true if selection of parameters must be enabled in dialog menu
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// Add common prms:
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// Default values are for FR4
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AddPrm( new TRANSLINE_PRM( PRM_TYPE_SUBS, EPSILONR_PRM,
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"Er", wxT( "εr" ),
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_( "Substrate relative permittivity (dielectric constant)" ),
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4.6, false ) );
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AddPrm( new TRANSLINE_PRM( PRM_TYPE_SUBS, TAND_PRM,
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"TanD", wxT( "tan δ" ),
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_( "Dielectric loss (dissipation factor)" ),
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2e-2, false ) );
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// Default value is for copper
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AddPrm( new TRANSLINE_PRM( PRM_TYPE_SUBS, RHO_PRM,
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"Rho", wxT( "ρ" ),
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_( "Electrical resistivity or specific electrical resistance of "
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"conductor (ohm*meter)" ),
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1.72e-8, false ) );
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// Default value is in GHz
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AddPrm( new TRANSLINE_PRM( PRM_TYPE_FREQUENCY, FREQUENCY_PRM,
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"Frequency", _( "Frequency" ),
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_( "Frequency of the input signal" ), 1.0, true ) );
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switch( m_Type )
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{
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case MICROSTRIP_TYPE: // microstrip
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m_TLine = new MICROSTRIP();
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m_Icon = KiBitmapNew( BITMAPS::microstrip );
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m_Messages.Add( wxString::Format( _( "Effective %s:" ), wxT( "εr" ) ) );
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m_Messages.Add( _( "Conductor losses:" ) );
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m_Messages.Add( _( "Dielectric losses:" ) );
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m_Messages.Add( _( "Skin depth:" ) );
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AddPrm( new TRANSLINE_PRM( PRM_TYPE_SUBS, H_PRM,
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"H", "H", _( "Height of substrate" ), 0.2, true ) );
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AddPrm( new TRANSLINE_PRM( PRM_TYPE_SUBS, H_T_PRM,
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"H_t", "H(top)", _( "Height of box top" ), 1e20, true ) );
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AddPrm( new TRANSLINE_PRM( PRM_TYPE_SUBS, T_PRM,
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"T", "T",
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_( "Strip thickness" ), 0.035, true ) );
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AddPrm( new TRANSLINE_PRM( PRM_TYPE_SUBS, ROUGH_PRM,
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"Rough", _( "Roughness" ),
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_( "Conductor roughness" ), 0.0, true ) );
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AddPrm( new TRANSLINE_PRM( PRM_TYPE_SUBS, MUR_PRM,
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"mu Rel S", wxString::Format( wxT( "μ(%s)" ),
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_( "substrate" ) ),
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_( "Relative permeability (mu) of substrate" ), 1, false ) );
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AddPrm( new TRANSLINE_PRM( PRM_TYPE_SUBS, MURC_PRM,
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"mu Rel C", wxString::Format( wxT( "μ(%s)" ),
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_( "conductor" ) ),
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_( "Relative permeability (mu) of conductor" ), 1,
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false ) );
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AddPrm( new TRANSLINE_PRM( PRM_TYPE_PHYS, PHYS_WIDTH_PRM,
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"W", "W", _( "Line width" ), 0.2, true ) );
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AddPrm( new TRANSLINE_PRM( PRM_TYPE_PHYS, PHYS_LEN_PRM,
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"L", "L", _( "Line length" ), 50.0, true ) );
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AddPrm( new TRANSLINE_PRM( PRM_TYPE_ELEC, Z0_PRM,
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"Z0", "Z0", _( "Characteristic impedance" ), 50.0, true ) );
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AddPrm( new TRANSLINE_PRM( PRM_TYPE_ELEC, DUMMY_PRM ) );
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AddPrm( new TRANSLINE_PRM( PRM_TYPE_ELEC, ANG_L_PRM,
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"Ang_l", "Ang_l", _( "Electrical length" ), 0.0, true ) );
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break;
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case CPW_TYPE: // coplanar waveguide
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m_TLine = new COPLANAR();
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m_Icon = KiBitmapNew( BITMAPS::cpw );
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m_HasPrmSelection = true;
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m_Messages.Add( wxString::Format( _( "Effective %s:" ), wxT( "εr" ) ) );
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m_Messages.Add( _( "Conductor losses:" ) );
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m_Messages.Add( _( "Dielectric losses:" ) );
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m_Messages.Add( _( "Skin depth:" ) );
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AddPrm( new TRANSLINE_PRM( PRM_TYPE_SUBS, H_PRM,
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"H", "H", _( "Height of substrate" ), 0.2, true ) );
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AddPrm( new TRANSLINE_PRM( PRM_TYPE_SUBS, T_PRM,
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"T", "T", _( "Strip thickness" ), 0.035, true ) );
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AddPrm( new TRANSLINE_PRM( PRM_TYPE_SUBS, MURC_PRM,
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"mu Rel C", wxString::Format( wxT( "μ(%s)" ),
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_( "conductor" ) ),
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_( "Relative permeability (mu) of conductor" ), 1,
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false ) );
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AddPrm( new TRANSLINE_PRM( PRM_TYPE_PHYS, PHYS_WIDTH_PRM,
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"W", "W", _( "Line width" ), 0.2, true ) );
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AddPrm( new TRANSLINE_PRM( PRM_TYPE_PHYS, PHYS_S_PRM,
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"S", "S", _( "Gap width" ), 0.2, true ) );
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AddPrm( new TRANSLINE_PRM( PRM_TYPE_PHYS, PHYS_LEN_PRM,
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"L", "L", _( "Line length" ), 50.0, true ) );
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AddPrm( new TRANSLINE_PRM( PRM_TYPE_ELEC, Z0_PRM,
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"Z0", "Z0", _( "Characteristic impedance" ), 50.0, true ) );
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AddPrm( new TRANSLINE_PRM( PRM_TYPE_ELEC, DUMMY_PRM ) );
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AddPrm( new TRANSLINE_PRM( PRM_TYPE_ELEC, ANG_L_PRM,
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"Ang_l", "Ang_l", _( "Electrical length" ), 0.0, true ) );
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break;
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case GROUNDED_CPW_TYPE: // grounded coplanar waveguide
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m_TLine = new GROUNDEDCOPLANAR();
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m_Icon = KiBitmapNew( BITMAPS::cpw_back );
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m_HasPrmSelection = true;
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m_Messages.Add( wxString::Format( _( "Effective %s:" ), wxT( "εr" ) ) );
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m_Messages.Add( _( "Conductor losses:" ) );
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m_Messages.Add( _( "Dielectric losses:" ) );
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m_Messages.Add( _( "Skin depth:" ) );
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AddPrm( new TRANSLINE_PRM( PRM_TYPE_SUBS, H_PRM,
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"H", "H", _( "Height of substrate" ), 0.2, true ) );
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AddPrm( new TRANSLINE_PRM( PRM_TYPE_SUBS, T_PRM,
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"T", "T", _( "Strip thickness" ), 0.035, true ) );
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AddPrm( new TRANSLINE_PRM( PRM_TYPE_SUBS, MURC_PRM,
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"mu Rel C", wxString::Format( wxT( "μ(%s)" ),
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_( "conductor" ) ),
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_( "Relative permeability (mu) of conductor" ), 1,
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false ) );
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AddPrm( new TRANSLINE_PRM( PRM_TYPE_PHYS, PHYS_WIDTH_PRM,
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"W", "W", _( "Line width" ), 0.2, true ) );
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AddPrm( new TRANSLINE_PRM( PRM_TYPE_PHYS, PHYS_S_PRM,
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"S", "S", _( "Gap width" ), 0.2, true ) );
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AddPrm( new TRANSLINE_PRM( PRM_TYPE_PHYS, PHYS_LEN_PRM,
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"L", "L", _( "Line length" ), 50.0, true ) );
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AddPrm( new TRANSLINE_PRM( PRM_TYPE_ELEC, Z0_PRM,
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"Z0", "Z0", _( "Characteristic impedance" ), 50.0, true ) );
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AddPrm( new TRANSLINE_PRM( PRM_TYPE_ELEC, DUMMY_PRM ) );
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AddPrm( new TRANSLINE_PRM( PRM_TYPE_ELEC, ANG_L_PRM,
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"Ang_l", "Ang_l", _( "Electrical length" ), 0, true ) );
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break;
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case RECTWAVEGUIDE_TYPE: // rectangular waveguide
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m_TLine = new RECTWAVEGUIDE();
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m_Icon = KiBitmapNew( BITMAPS::rectwaveguide );
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m_HasPrmSelection = true;
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m_Messages.Add( _( "ZF(H10) = Ey / Hx:" ) );
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m_Messages.Add( wxString::Format( _( "Effective %s:" ), wxT( "εr" ) ) );
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m_Messages.Add( _( "Conductor losses:" ) );
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m_Messages.Add( _( "Dielectric losses:" ) );
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m_Messages.Add( _( "TE-modes:" ) );
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m_Messages.Add( _( "TM-modes:" ) );
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AddPrm( new TRANSLINE_PRM( PRM_TYPE_SUBS, MUR_PRM,
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"mu Rel I", wxString::Format( wxT( "μ(%s)" ),
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_( "insulator" ) ),
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_( "Relative permeability (mu) of insulator" ), 1, false ) );
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AddPrm( new TRANSLINE_PRM( PRM_TYPE_SUBS, MURC_PRM,
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"mu Rel C", wxString::Format( wxT( "μ(%s)" ),
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_( "conductor" ) ),
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_( "Relative permeability (mu) of conductor" ), 1,
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false ) );
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AddPrm( new TRANSLINE_PRM( PRM_TYPE_PHYS, PHYS_WIDTH_PRM,
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"a", "a", _( "Width of waveguide" ), 10.0, true ) );
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AddPrm( new TRANSLINE_PRM( PRM_TYPE_PHYS, PHYS_S_PRM,
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"b", "b", _( "Height of waveguide" ), 5.0, true ) );
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AddPrm( new TRANSLINE_PRM( PRM_TYPE_PHYS, PHYS_LEN_PRM,
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"L", "L", _( "Waveguide length" ), 50.0, true ) );
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AddPrm( new TRANSLINE_PRM( PRM_TYPE_ELEC, Z0_PRM,
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"Z0", "Z0", _( "Characteristic impedance" ), 50.0, true ) );
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AddPrm( new TRANSLINE_PRM( PRM_TYPE_ELEC, DUMMY_PRM ) );
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AddPrm( new TRANSLINE_PRM( PRM_TYPE_ELEC, ANG_L_PRM,
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"Ang_l", "Ang_l", _( "Electrical length" ), 0, true ) );
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break;
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case COAX_TYPE: // coaxial cable
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m_TLine = new COAX();
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m_Icon = KiBitmapNew( BITMAPS::coax );
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m_HasPrmSelection = true;
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m_Messages.Add( wxString::Format( _( "Effective %s:" ), wxT( "εr" ) ) );
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m_Messages.Add( _( "Conductor losses:" ) );
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m_Messages.Add( _( "Dielectric losses:" ) );
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m_Messages.Add( _( "TE-modes:" ) );
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m_Messages.Add( _( "TM-modes:" ) );
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AddPrm( new TRANSLINE_PRM( PRM_TYPE_SUBS, MUR_PRM,
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"mu Rel I", wxString::Format( wxT( "μ(%s)" ),
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_( "insulator" ) ),
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_( "Relative permeability (mu) of insulator" ), 1, false ) );
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AddPrm( new TRANSLINE_PRM( PRM_TYPE_SUBS, MURC_PRM,
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"mu Rel C", wxString::Format( wxT( "μ(%s)" ),
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_( "conductor" ) ),
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_( "Relative permeability (mu) of conductor" ), 1,
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false ) );
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AddPrm( new TRANSLINE_PRM( PRM_TYPE_PHYS, PHYS_DIAM_IN_PRM,
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"Din", _( "Din" ),
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_( "Inner diameter (conductor)" ), 1.0, true ) );
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AddPrm( new TRANSLINE_PRM( PRM_TYPE_PHYS, PHYS_DIAM_OUT_PRM,
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"Dout", _( "Dout" ),
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_( "Outer diameter (insulator)" ), 8.0, true ) );
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AddPrm( new TRANSLINE_PRM( PRM_TYPE_PHYS, PHYS_LEN_PRM,
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"L", "L", _( "Line length" ), 50.0, true ) );
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AddPrm( new TRANSLINE_PRM( PRM_TYPE_ELEC, Z0_PRM,
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"Z0", "Z0", _( "Characteristic impedance" ), 50.0, true ) );
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AddPrm( new TRANSLINE_PRM( PRM_TYPE_ELEC, DUMMY_PRM ) );
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AddPrm( new TRANSLINE_PRM( PRM_TYPE_ELEC, ANG_L_PRM,
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"Ang_l", "Ang_l", _( "Electrical length" ), 0.0, true ) );
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break;
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case C_MICROSTRIP_TYPE: // coupled microstrip
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m_TLine = new C_MICROSTRIP();
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m_Icon = KiBitmapNew( BITMAPS::c_microstrip );
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m_HasPrmSelection = true;
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m_Messages.Add( wxString::Format( _( "Effective %s (even):" ), wxT( "εr" ) ) );
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m_Messages.Add( wxString::Format( _( "Effective %s (odd):" ), wxT( "εr" ) ) );
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m_Messages.Add( _( "Conductor losses (even):" ) );
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m_Messages.Add( _( "Conductor losses (odd):" ) );
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m_Messages.Add( _( "Dielectric losses (even):" ) );
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m_Messages.Add( _( "Dielectric losses (odd):" ) );
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m_Messages.Add( _( "Skin depth:" ) );
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m_Messages.Add( _( "Differential Impedance (Zd):" ) );
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AddPrm( new TRANSLINE_PRM( PRM_TYPE_SUBS, H_PRM,
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"H", "H", _( "Height of substrate" ), 0.2, true ) );
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AddPrm( new TRANSLINE_PRM( PRM_TYPE_SUBS, H_T_PRM,
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"H_t", "H_t", _( "Height of box top" ), 1e20, true ) );
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AddPrm( new TRANSLINE_PRM( PRM_TYPE_SUBS, T_PRM,
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"T", "T", _( "Strip thickness" ), 0.035, true ) );
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AddPrm( new TRANSLINE_PRM( PRM_TYPE_SUBS, ROUGH_PRM,
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"Rough", _( "Roughness" ),
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_( "Conductor roughness" ), 0.0, true ) );
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AddPrm( new TRANSLINE_PRM( PRM_TYPE_SUBS, MURC_PRM,
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"mu rel C", wxString::Format( wxT( "μ(%s)" ),
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_( "conductor" ) ),
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_( "Relative permeability (mu) of conductor" ), 1,
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false ) );
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AddPrm( new TRANSLINE_PRM( PRM_TYPE_PHYS, PHYS_WIDTH_PRM,
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"W", "W", _( "Line width" ), 0.2, true ) );
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AddPrm( new TRANSLINE_PRM( PRM_TYPE_PHYS, PHYS_S_PRM,
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"S", "S", _( "Gap width" ), 0.2, true ) );
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AddPrm( new TRANSLINE_PRM( PRM_TYPE_PHYS, PHYS_LEN_PRM,
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"L", "L", _( "Line length" ), 50.0, true ) );
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AddPrm( new TRANSLINE_PRM( PRM_TYPE_ELEC, Z0_E_PRM,
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"Zeven", _( "Zeven" ),
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_( "Even mode impedance (lines driven by common voltages)" ),
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50.0, true ) );
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AddPrm( new TRANSLINE_PRM( PRM_TYPE_ELEC, Z0_O_PRM,
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"Zodd", _( "Zodd" ),
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_( "Odd mode impedance (lines driven by opposite "
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"(differential) voltages)" ), 50.0, true ) );
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AddPrm( new TRANSLINE_PRM( PRM_TYPE_ELEC, ANG_L_PRM,
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"Ang_l", "Ang_l",
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_( "Electrical length" ), 0.0, true ) );
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break;
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case STRIPLINE_TYPE: // stripline
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m_TLine = new STRIPLINE();
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m_Icon = KiBitmapNew( BITMAPS::stripline );
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m_Messages.Add( wxString::Format( _( "Effective %s:" ), wxT( "εr" ) ) );
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m_Messages.Add( _( "Conductor losses:" ) );
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m_Messages.Add( _( "Dielectric losses:" ) );
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m_Messages.Add( _( "Skin depth:" ) );
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AddPrm( new TRANSLINE_PRM( PRM_TYPE_SUBS, H_PRM,
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"H", "H", _( "Height of substrate" ), 0.2, true ) );
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AddPrm( new TRANSLINE_PRM( PRM_TYPE_SUBS, STRIPLINE_A_PRM,
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"a", "a", _( "Distance between strip and top metal" ), 0.2,
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true ) );
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AddPrm( new TRANSLINE_PRM( PRM_TYPE_SUBS, T_PRM,
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"T", "T", _( "Strip thickness" ), 0.035, true ) );
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AddPrm( new TRANSLINE_PRM( PRM_TYPE_SUBS, MURC_PRM,
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"mu Rel C", wxString::Format( wxT( "μ(%s)" ),
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_( "conductor" ) ),
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_( "Relative permeability (mu) of conductor" ), 1, false ) );
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AddPrm( new TRANSLINE_PRM( PRM_TYPE_PHYS, PHYS_WIDTH_PRM,
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"W", "W", _( "Line width" ), 0.2, true ) );
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AddPrm( new TRANSLINE_PRM( PRM_TYPE_PHYS, PHYS_LEN_PRM,
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"L", "L", _( "Line length" ), 50.0, true ) );
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AddPrm( new TRANSLINE_PRM( PRM_TYPE_ELEC, Z0_PRM,
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"Z0", "Z0", _( "Characteristic impedance" ), 50, true ) );
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AddPrm( new TRANSLINE_PRM( PRM_TYPE_ELEC, DUMMY_PRM ) );
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AddPrm( new TRANSLINE_PRM( PRM_TYPE_ELEC, ANG_L_PRM,
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"Ang_l", "Ang_l", _( "Electrical length" ), 0, true ) );
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break;
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case TWISTEDPAIR_TYPE: // twisted pair
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m_TLine = new TWISTEDPAIR();
|
||
m_Icon = KiBitmapNew( 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;
|
||
delete m_Icon;
|
||
|
||
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;
|
||
}
|
||
}
|
||
|