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/*$Id: s_tr_set.cc 2016/09/22 al $ -*- C++ -*-
* Copyright (C) 2001 Albert Davis
* Author: Albert Davis <aldavis@gnu.org>
*
* This file is part of "Gnucap", the Gnu Circuit Analysis Package
*
* 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, 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, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301, USA.
*------------------------------------------------------------------
* set up transient and fourier analysis
*/
//testing=script 2016.08.01
#include "u_sim_data.h"
#include "u_prblst.h"
#include "ap.h"
#include "s_tr.h"
/*--------------------------------------------------------------------------*/
// void TRANSIENT::setup(CS&);
// void TRANSIENT::options(CS&);
/*--------------------------------------------------------------------------*/
/* tr_setup: transient analysis: parse command string and set options
* (options set by call to tr_options)
*/
void TRANSIENT::setup(CS& Cmd)
{
_tstart.e_val(NOT_INPUT, _scope);
_tstop.e_val(NOT_INPUT, _scope);
_tstrobe.e_val(NOT_INPUT, _scope);
if (_sim->is_first_expand()) {
_sim->_last_time = 0;
}else{
}
if (Cmd.match1("'\"({") || Cmd.is_pfloat()) {
PARAMETER<double> arg1, arg2, arg3;
Cmd >> arg1;
if (Cmd.match1("'\"({") || Cmd.is_pfloat()) {
Cmd >> arg2;
}else{
}
if (Cmd.match1("'\"({") || Cmd.is_pfloat()) {
Cmd >> arg3;
}else{
}
if (arg3.has_hard_value()) { /* 3 args: all */
assert(arg2.has_hard_value());
assert(arg1.has_hard_value());
arg1.e_val(0.,_scope);
arg3.e_val(0.,_scope);
if (arg3 == 0.) { /* spice (illogical) order */
_tstart = arg3; /* _tstrobe _tstop _tstart */
_tstop = arg2;
_tstrobe = arg1;
}else if (arg1 == 0.) { /* eca (logical) order: */
_tstart = arg1; /* _tstart _tstop _tstrobe */
_tstop = arg2;
_tstrobe = arg3;
}else if (arg1 > arg3) {untested(); /* eca (logical) order: */
_tstart = arg1; /* _tstart _tstop _tstrobe */
_tstop = arg2;
_tstrobe = arg3;
}else{ /* spice (illogical) order */
_tstart = arg3; /* _tstrobe _tstop _tstart */
_tstop = arg2;
_tstrobe = arg1;
}
}else if (arg2.has_hard_value()) { /* 2 args */
assert(arg1.has_hard_value());
arg1.e_val(0.,_scope);
arg2.e_val(0.,_scope);
if (arg1 == 0.) { /* 2 args: _tstart, _tstop */
_tstart = arg1;
_tstop = arg2;
/* _tstrobe unchanged */
}else if (arg1 >= arg2) { /* 2 args: _tstop, _tstrobe */
_tstart = _sim->_last_time;
_tstop = arg1;
_tstrobe = arg2;
}else{ /* 2 args: _tstrobe, _tstop */
assert(arg1 < arg2); /* spice order */
_tstart = "NA"; /* 0 */
_tstop = arg2;
_tstrobe = arg1;
}
}else{ /* 1 arg */
assert(arg1.has_hard_value());
arg1.e_val(0.,_scope);
if (arg1 > _sim->_last_time) { /* 1 arg: _tstop */
_tstart = _sim->_last_time;
_tstop = arg1;
/* _tstrobe unchanged */
}else if (arg1 == 0.) {untested(); /* 1 arg: _tstart */
double oldrange = _tstop - _tstart;
_tstart = 0.;
_tstop = oldrange;
/* _tstrobe unchanged */
}else{untested(); /* 1 arg: _tstrobe */
assert(arg1 <= _sim->_last_time);
assert(arg1 > 0.);
double oldrange = _tstop - _tstart;
_tstart = _sim->_last_time;
_tstop = _sim->_last_time + oldrange;
_tstrobe = arg1;
}
}
}else{ /* no args */
double oldrange = _tstop - _tstart;
_tstart = _sim->_last_time;
_tstop = _sim->_last_time + oldrange;
/* _tstrobe unchanged */
}
if (Cmd.match1("'\"({") || Cmd.is_pfloat()) {
Cmd >> _dtmax_in;
}else{
}
options(Cmd);
_tstart.e_val(0., _scope);
_tstop.e_val(NOT_INPUT, _scope);
if (_tstart < 0 || _tstop <= _tstart) {untested();
throw Exception("transient: bad time args");
}else{
}
_tstrobe.e_val(NOT_INPUT, _scope);
if (_tstrobe <= 0.) {
_tstrobe.set_default(NOT_INPUT);
}else{
}
_tstrobe.e_val(_tstop-_tstart, _scope);
if (_cold || _tstart < _sim->_last_time || _sim->_last_time <= 0.) {
_cont = false;
_time1 = _sim->_time0 = 0.;
}else{
_cont = true;
_time1 = _sim->_time0 = _sim->_last_time;
}
_sim->_freq = ((_tstop > _tstart) ? (1 / (_tstop - _tstart)) : (0.));
if (_dtmax_in.has_hard_value()) {
_dtmax = _dtmax_in;
}else if (_skip_in.has_hard_value()) {
_dtmax = _tstrobe / double(_skip_in);
}else{
_dtmax = std::min(_dtmax_in, _tstrobe);
}
if (_dtmin_in.has_hard_value()) {untested();
_sim->_dtmin = _dtmin_in;
}else if (_dtratio_in.has_hard_value()) {untested();
_sim->_dtmin = _dtmax / _dtratio_in;
}else{
// use larger of soft values
_sim->_dtmin = std::max(double(_dtmin_in), _dtmax/_dtratio_in);
}
}
/*--------------------------------------------------------------------------*/
/* tr_options: set options common to transient and fourier analysis
*/
void TRANSIENT::options(CS& Cmd)
{
_out = IO::mstdout;
_out.reset(); //BUG// don't know why this is needed
_sim->_temp_c = OPT::temp_c;
bool ploton = IO::plotset && plotlist().size() > 0;
_sim->_uic = _cold = false;
_trace = tNONE;
unsigned here = Cmd.cursor();
do{
ONE_OF
|| Get(Cmd, "c{old}", &_cold)
|| Get(Cmd, "dte{mp}", &_sim->_temp_c, mOFFSET, OPT::temp_c)
|| Get(Cmd, "dtma{x}", &_dtmax_in)
|| Get(Cmd, "dtmi{n}", &_dtmin_in)
|| Get(Cmd, "dtr{atio}", &_dtratio_in)
|| Get(Cmd, "pl{ot}", &ploton)
|| Get(Cmd, "sk{ip}", &_skip_in)
|| Get(Cmd, "sta{rt}", &_tstart)
|| Get(Cmd, "sto{p}", &_tstop)
|| Get(Cmd, "str{obeperiod}",&_tstrobe)
|| Get(Cmd, "te{mperature}", &_sim->_temp_c)
|| Get(Cmd, "uic", &_sim->_uic)
|| (Cmd.umatch("tr{ace} {=}") &&
(ONE_OF
|| Set(Cmd, "n{one}", &_trace, tNONE)
|| Set(Cmd, "o{ff}", &_trace, tNONE)
|| Set(Cmd, "w{arnings}", &_trace, tUNDER)
|| Set(Cmd, "a{lltime}", &_trace, tALLTIME)
|| Set(Cmd, "r{ejected}", &_trace, tREJECTED)
|| Set(Cmd, "i{terations}",&_trace, tITERATION)
|| Set(Cmd, "v{erbose}", &_trace, tVERBOSE)
|| Cmd.warn(bWARNING, "need none, off, warnings, alltime, "
"rejected, iterations, verbose")
)
)
|| outset(Cmd,&_out)
;
}while (Cmd.more() && !Cmd.stuck(&here));
Cmd.check(bWARNING, "what's this?");
IO::plotout = (ploton) ? IO::mstdout : OMSTREAM();
initio(_out);
_dtmax_in.e_val(BIGBIG, _scope);
_dtmin_in.e_val(OPT::dtmin, _scope);
_dtratio_in.e_val(OPT::dtratio, _scope);
_skip_in.e_val(1, _scope);
}
/*--------------------------------------------------------------------------*/
/*--------------------------------------------------------------------------*/
// vim:ts=8:sw=2:noet:
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