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/* basics.C */
#include "../Bridge.h"
/*--------------------------------------------------------------------*/
/*
-----------------------
constructor method
created -- 98sep18, cca
-----------------------
*/
Bridge *
Bridge_new (
void
) {
Bridge *bridge ;
ALLOCATE(bridge, struct _Bridge, 1) ;
Bridge_setDefaultFields(bridge) ;
return(bridge) ; }
/*--------------------------------------------------------------------*/
/*
-----------------------
set the default fields
return value ---
1 -- normal return
-1 -- bridge is NULL
created -- 98sep18, cca
-----------------------
*/
int
Bridge_setDefaultFields (
Bridge *bridge
) {
if ( bridge == NULL ) {
fprintf(stderr, "\n fatal error in Bridge_setDefaultFields(%p)"
"\n bad input\n", bridge) ;
return(-1) ;
}
/*
----------------
graph statistics
----------------
*/
bridge->neqns = 0 ;
bridge->nedges = 0 ;
bridge->Neqns = 0 ;
bridge->Nedges = 0 ;
/*
-------------------
ordering parameters
-------------------
*/
bridge->compressCutoff = 0.0 ;
bridge->maxdomainsize = -1 ;
bridge->maxnzeros = -1 ;
bridge->maxsize = -1 ;
bridge->seed = -1 ;
/*
-------------------------------
matrix/factorization parameters
-------------------------------
*/
bridge->type = SPOOLES_REAL ;
bridge->symmetryflag = SPOOLES_SYMMETRIC ;
bridge->sparsityflag = FRONTMTX_DENSE_FRONTS ;
bridge->pivotingflag = SPOOLES_NO_PIVOTING ;
bridge->tau = 100.0 ;
bridge->droptol = 1.e-3 ;
bridge->patchinfo = NULL ;
/*
------------------------------------
message info, statistics and timings
------------------------------------
*/
IVzero(6, bridge->stats) ;
DVzero(14, bridge->cpus) ;
bridge->msglvl = 0 ;
bridge->msgFile = stdout ;
/*
-------------------
pointers to objects
-------------------
*/
bridge->frontETree = NULL ;
bridge->symbfacIVL = NULL ;
bridge->mtxmanager = NULL ;
bridge->frontmtx = NULL ;
bridge->oldToNewIV = NULL ;
bridge->newToOldIV = NULL ;
return(1) ; }
/*--------------------------------------------------------------------*/
/*
-----------------------
clear the data fields
return value ---
1 -- normal return
-1 -- bridge is NULL
created -- 98sep18, cca
-----------------------
*/
int
Bridge_clearData (
Bridge *bridge
) {
if ( bridge == NULL ) {
fprintf(stderr, "\n fatal error in Bridge_clearData(%p)"
"\n bad input\n", bridge) ;
return(-1) ;
}
if ( bridge->frontmtx != NULL ) {
FrontMtx_free(bridge->frontmtx) ;
}
if ( bridge->frontETree != NULL ) {
ETree_free(bridge->frontETree) ;
}
if ( bridge->symbfacIVL != NULL ) {
IVL_free(bridge->symbfacIVL) ;
}
if ( bridge->mtxmanager != NULL ) {
SubMtxManager_free(bridge->mtxmanager) ;
}
if ( bridge->oldToNewIV != NULL ) {
IV_free(bridge->oldToNewIV) ;
}
if ( bridge->newToOldIV != NULL ) {
IV_free(bridge->newToOldIV) ;
}
Bridge_setDefaultFields(bridge) ;
return(1) ; }
/*--------------------------------------------------------------------*/
/*
-----------------------
destructor
return value ---
1 -- normal return
-1 -- bridge is NULL
created -- 98sep18, cca
-----------------------
*/
int
Bridge_free (
Bridge *bridge
) {
if ( bridge == NULL ) {
fprintf(stderr, "\n fatal error in Bridge_free(%p)"
"\n bad input\n", bridge) ;
return(-1) ;
}
Bridge_clearData(bridge) ;
FREE(bridge) ;
return(1) ; }
/*--------------------------------------------------------------------*/
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