31 lines
703 B
C
31 lines
703 B
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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/*
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* NIinit(nistruct,loadpkg)
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*
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* Initialize the Numerical iteration package to perform Newton-Raphson
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* iterations on a sparse matrix filled by the specified load package,
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*/
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#include "ngspice.h"
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#include "cktdefs.h"
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#include "sperror.h"
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#include "smpdefs.h"
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#include "niinit.h"
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int
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NIinit(CKTcircuit *ckt)
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{
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#ifdef SPARSE
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/* a concession to Ken Kundert's sparse matrix package - SMP doesn't need this*/
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int Error;
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#endif /* SPARSE */
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ckt->CKTniState = NIUNINITIALIZED;
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return(SMPnewMatrix( &(ckt->CKTmatrix) ) );
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}
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