61 lines
1.7 KiB
C
61 lines
1.7 KiB
C
/**********
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Copyright 1990 Regents of the University of California. All rights reserved.
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Author: 1985 Thomas L. Quarles
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**********/
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/*
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*/
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/* load the voltage source structure with those pointers needed later
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* for fast matrix loading
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*/
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#include "ngspice.h"
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#include <stdio.h>
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#include "smpdefs.h"
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#include "cktdefs.h"
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#include "cccsdefs.h"
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#include "sperror.h"
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#include "suffix.h"
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/*ARGSUSED*/
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int
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CCCSsetup(matrix,inModel,ckt,states)
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SMPmatrix *matrix;
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GENmodel *inModel;
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CKTcircuit *ckt;
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int *states;
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{
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CCCSmodel *model = (CCCSmodel*)inModel;
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CCCSinstance *here;
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/* loop through all the voltage source models */
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for( ; model != NULL; model = model->CCCSnextModel ) {
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/* loop through all the instances of the model */
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for (here = model->CCCSinstances; here != NULL ;
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here=here->CCCSnextInstance) {
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here->CCCScontBranch = CKTfndBranch(ckt,here->CCCScontName);
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if(here->CCCScontBranch == 0) {
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IFuid namarray[2];
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namarray[0] = here->CCCSname;
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namarray[1] = here->CCCScontName;
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(*(SPfrontEnd->IFerror))(ERR_FATAL,
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"%s: unknown controlling source %s",namarray);
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return(E_BADPARM);
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}
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/* macro to make elements with built in test for out of memory */
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#define TSTALLOC(ptr,first,second) \
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if((here->ptr = SMPmakeElt(matrix,here->first,here->second))==(double *)NULL){\
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return(E_NOMEM);\
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}
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TSTALLOC(CCCSposContBrptr,CCCSposNode,CCCScontBranch)
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TSTALLOC(CCCSnegContBrptr,CCCSnegNode,CCCScontBranch)
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}
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}
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return(OK);
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}
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