pzld.c File Reference

#include "spice.h"
#include <stdio.h>
#include "devdefs.h"
#include "pzdefs.h"
#include "sperror.h"
#include "cktext.h"

Include dependency graph for pzld.c:

Go to the source code of this file.

Functions
int	CKTpzLoad (CKTcircuit *ckt, SPcomplex *s)

Variables
SPICEdev *	DEVices []

Function Documentation

int CKTpzLoad	(	CKTcircuit *	ckt,
		SPcomplex *	s
	)

Definition at line 19 of file pzld.c.

{
    PZAN *pzan = (PZAN *) (ckt->CKTcurJob);
    int solution_col;
    int error;
    struct sCKTmodHead *mh;
    int i, size;
    int (*func)();

    size = spGetSize(ckt->CKTmatrix,1);
    for (i = 0; i <= size; i++) {
        ckt->CKTrhs[i] = 0.0;
        ckt->CKTirhs[i] = 0.0;
    }

    spSetComplex(ckt->CKTmatrix);
    spClear(ckt->CKTmatrix);
    for (mh = ckt->CKTheadList; mh != NULL; mh = mh->next) {
        if ((func = DEVices[mh->type]->DEVpzLoad) != NULL) {
            error = (*func)(mh->head, ckt, s);
            if (error) return (error);
        }
    }

#ifdef notdef
    printf("*** Before PZ adjustments *\n");
    spPrint(ckt->CKTmatrix,0,1,1);
#endif

    if (pzan->PZbalance_col && pzan->PZsolution_col) {
        spAddCol(ckt->CKTmatrix, pzan->PZbalance_col, pzan->PZsolution_col);
        /* AC sources ?? XXX */
    }

    if (pzan->PZsolution_col) {
        spZeroCol(ckt->CKTmatrix, pzan->PZsolution_col);
    }

    /* Driving function (current source) */
    if (pzan->PZdrive_pptr)
        *pzan->PZdrive_pptr = 1.0;
    if (pzan->PZdrive_nptr)
        *pzan->PZdrive_nptr = -1.0;

#ifdef notdef
    printf("*** After PZ adjustments *\n");
    spPrint(ckt->CKTmatrix,0,1,1);
#endif

    return(OK);
}

Variable Documentation

SPICEdev* DEVices[]

Definition at line 109 of file sconfig.c.