You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
69 lines
2.1 KiB
69 lines
2.1 KiB
/**********
|
|
Copyright 1990 Regents of the University of California. All rights reserved.
|
|
Author: 1985 Thomas L. Quarles
|
|
**********/
|
|
/*
|
|
*/
|
|
|
|
/* CKTsetBreak(ckt,time)
|
|
* add the given time to the breakpoint table for the given circuit
|
|
*/
|
|
|
|
#include "ngspice.h"
|
|
#include <stdio.h>
|
|
#include "cktdefs.h"
|
|
#include "ifsim.h"
|
|
#include "sperror.h"
|
|
|
|
|
|
|
|
int
|
|
CKTsetBreak(CKTcircuit *ckt, double time)
|
|
{
|
|
double *tmp;
|
|
int i,j;
|
|
|
|
if(ckt->CKTtime > time) {
|
|
(*(SPfrontEnd->IFerror))(ERR_PANIC,"breakpoint in the past - HELP!",
|
|
(IFuid *)NULL);
|
|
return(E_INTERN);
|
|
}
|
|
for(i=0;i<ckt->CKTbreakSize;i++) {
|
|
if(*(ckt->CKTbreaks+i)>time) { /* passed */
|
|
if((*(ckt->CKTbreaks+i)-time) <= ckt->CKTminBreak) {
|
|
/* very close together - take earlier point */
|
|
*(ckt->CKTbreaks+i) = time;
|
|
return(OK);
|
|
}
|
|
if(time-*(ckt->CKTbreaks+i-1) <= ckt->CKTminBreak) {
|
|
/* very close together, but after, so skip */
|
|
return(OK);
|
|
}
|
|
/* fits in middle - new array & insert */
|
|
tmp = (double *)MALLOC((ckt->CKTbreakSize+1)*sizeof(double));
|
|
if(tmp == (double *)NULL) return(E_NOMEM);
|
|
for(j=0;j<i;j++) {
|
|
*(tmp+j) = *(ckt->CKTbreaks+j);
|
|
}
|
|
*(tmp+i)=time;
|
|
for(j=i;j<ckt->CKTbreakSize;j++) {
|
|
*(tmp+j+1) = *(ckt->CKTbreaks+j);
|
|
}
|
|
FREE(ckt->CKTbreaks);
|
|
ckt->CKTbreakSize++;
|
|
ckt->CKTbreaks=tmp;
|
|
return(OK);
|
|
}
|
|
}
|
|
/* never found it - beyond end of time - extend out idea of time */
|
|
if(time-ckt->CKTbreaks[ckt->CKTbreakSize-1]<=ckt->CKTminBreak) {
|
|
/* very close tegether - keep earlier, throw out new point */
|
|
return(OK);
|
|
}
|
|
/* fits at end - grow array & add on */
|
|
ckt->CKTbreaks = (double *)REALLOC(ckt->CKTbreaks,
|
|
(ckt->CKTbreakSize+1)*sizeof(double));
|
|
ckt->CKTbreakSize++;
|
|
ckt->CKTbreaks[ckt->CKTbreakSize-1]=time;
|
|
return(OK);
|
|
}
|