transetp.c

spice中支持多层次元件模型仿真的可单独运行的插件源码

/**********
Copyright 1990 Regents of the University of California.  All rights reserved.
Author: 1985 Thomas L. Quarles
**********/

#include "spice.h"
#include <stdio.h>
#include "ifsim.h"
#include "iferrmsg.h"
#include "trandefs.h"
#include "cktdefs.h"
#include "suffix.h"

/* ARGSUSED */
int 
TRANsetParm(ckt,anal,which,value)
    CKTcircuit *ckt;
    GENERIC *anal;
    int which;
    IFvalue *value;
{
    switch(which) {

    case TRAN_TSTOP:
        ((TRANan *)anal)->TRANfinalTime = value->rValue;
        break;
    case TRAN_TSTEP:
        ((TRANan *)anal)->TRANstep = value->rValue;
        break;
    case TRAN_TSTART:
        ((TRANan *)anal)->TRANinitTime = value->rValue;
        break;
    case TRAN_TMAX:
        ((TRANan *)anal)->TRANmaxStep = value->rValue;
        break;
    case TRAN_UIC:
        if(value->iValue) {
            ((TRANan *)anal)->TRANmode |= MODEUIC;
        }
        break;

    default:
        return(E_BADPARM);
    }
    return(OK);
}


static IFparm TRANparms[] = {
    { "tstart",     TRAN_TSTART,    IF_SET|IF_REAL, "starting time" },
    { "tstop",      TRAN_TSTOP,     IF_SET|IF_REAL, "ending time" },
    { "tstep",      TRAN_TSTEP,     IF_SET|IF_REAL, "time step" },
    { "tmax",       TRAN_TMAX,      IF_SET|IF_REAL, "maximum time step" },
    { "uic",        TRAN_UIC,       IF_SET|IF_FLAG, "use initial conditions" },
};

SPICEanalysis TRANinfo  = {
    { 
        "TRAN",
        "Transient analysis",

        sizeof(TRANparms)/sizeof(IFparm),
        TRANparms
    },
    sizeof(TRANan),
    TIMEDOMAIN,
    1,
    TRANsetParm,
    TRANaskQuest,
    TRANinit,
    DCtran
};