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.
49 lines
1.4 KiB
49 lines
1.4 KiB
/**********
|
|
Copyright 1990 Regents of the University of California. All rights reserved.
|
|
Author: 1985 Thomas L. Quarles
|
|
Modified: Apr 2000 - Paolo Nenzi
|
|
|
|
This function is obsolete (was used by an old sensitivity analysis)
|
|
**********/
|
|
|
|
|
|
#include "ngspice/ngspice.h"
|
|
#include "ngspice/cktdefs.h"
|
|
#include "resdefs.h"
|
|
#include "ngspice/sperror.h"
|
|
|
|
|
|
int
|
|
RESsLoad(GENmodel *inModel, CKTcircuit *ckt)
|
|
/* actually load the current resistance sensitivity value into
|
|
* the array previously provided.
|
|
*/
|
|
{
|
|
RESmodel *model = (RESmodel *)inModel;
|
|
RESinstance *here;
|
|
|
|
/* loop through all the resistor models */
|
|
for( ; model != NULL; model = model->RESnextModel ) {
|
|
|
|
/* loop through all the instances of the model */
|
|
for (here = model->RESinstances; here != NULL ;
|
|
here=here->RESnextInstance) {
|
|
|
|
if(here->RESsenParmNo){
|
|
double value;
|
|
value = *(ckt->CKTrhsOld+here->RESposNode) -
|
|
*(ckt->CKTrhsOld+here->RESnegNode);
|
|
value *= here->RESconduct;
|
|
value *= here->RESconduct;
|
|
|
|
/* load the RHS matrix */
|
|
*(ckt->CKTsenInfo->SEN_RHS[here->RESposNode] +
|
|
here->RESsenParmNo) += value;
|
|
*(ckt->CKTsenInfo->SEN_RHS[here->RESnegNode] +
|
|
here->RESsenParmNo) -= value;
|
|
}
|
|
|
|
}
|
|
}
|
|
return(OK);
|
|
}
|