kicad/pcb_calculator/transline/transline.h

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/*
* transline.h - base for a transmission line class definition
*
* Copyright (C) 2005 Stefan Jahn <stefan@lkcc.org>
* Modifications 2018 for Kicad: Jean-Pierre Charras
*
* 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 2
* 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 package; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street - Fifth Floor,
* Boston, MA 02110-1301, USA.
*
*/
#ifndef __TRANSLINE_H
#define __TRANSLINE_H
// IDs for lines parameters used in calculation:
// (Used to retrieve these parameters from UI.
// DUMMY_PRM is used to skip a param line in dialogs. It is not really a parameter
enum PRMS_ID
{
UNKNOWN_ID = 0,
EPSILONR_PRM,
TAND_PRM,
RHO_PRM,
H_PRM,
TWISTEDPAIR_TWIST_PRM,
H_T_PRM,
STRIPLINE_A_PRM,
T_PRM,
ROUGH_PRM,
MUR_PRM,
TWISTEDPAIR_EPSILONR_ENV_PRM,
MURC_PRM,
FREQUENCY_PRM,
Z0_PRM,
Z0_E_PRM,
Z0_O_PRM,
ANG_L_PRM,
PHYS_WIDTH_PRM,
PHYS_DIAM_IN_PRM,
PHYS_S_PRM,
PHYS_DIAM_OUT_PRM,
PHYS_LEN_PRM,
DUMMY_PRM
};
class TRANSLINE
{
public: TRANSLINE();
virtual ~TRANSLINE();
const char *m_Name;
void setProperty( enum PRMS_ID aPrmId, double aValue);
double getProperty( enum PRMS_ID aPrmId );
void setResult( int, double, const char* );
void setResult( int, const char* );
bool isSelected( enum PRMS_ID aPrmId );
virtual void synthesize() { };
virtual void analyze() { };
protected:
double m_freq; // Frequency of operation
double er; /* dielectric constant */
double m_tand; // Dielectric Loss Tangent
double m_sigma; // Conductivity of the metal
double m_murC; // magnetic permeability of conductor
double m_skindepth; // Skin depth
double skin_depth();
void ellipke( double, double&, double& );
double ellipk( double );
};
#endif /* __TRANSLINE_H */