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[matrix] Diff of /pkg/Matrix/src/Csparse.c
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Diff of /pkg/Matrix/src/Csparse.c

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revision 2816, Tue Jul 24 22:21:35 2012 UTC revision 2817, Sat Aug 11 23:41:46 2012 UTC
# Line 267  Line 267 
267    
268  SEXP Csparse_general_to_symmetric(SEXP x, SEXP uplo)  SEXP Csparse_general_to_symmetric(SEXP x, SEXP uplo)
269  {  {
270        int *adims = INTEGER(GET_SLOT(x, Matrix_DimSym)), n = adims[0];
271        if(n != adims[1]) {
272            error(_("Csparse_general_to_symmetric(): matrix is not square!"));
273            return R_NilValue; /* -Wall */
274        }
275      CHM_SP chx = AS_CHM_SP__(x), chgx;      CHM_SP chx = AS_CHM_SP__(x), chgx;
276      int uploT = (*CHAR(STRING_ELT(uplo,0)) == 'U') ? 1 : -1;      int uploT = (*CHAR(STRING_ELT(uplo,0)) == 'U') ? 1 : -1;
277      int Rkind = (chx->xtype != CHOLMOD_PATTERN) ? Real_kind(x) : 0;      int Rkind = (chx->xtype != CHOLMOD_PATTERN) ? Real_kind(x) : 0;
278      R_CheckStack();      R_CheckStack();
   
279      chgx = cholmod_copy(chx, /* stype: */ uploT, chx->xtype, &c);      chgx = cholmod_copy(chx, /* stype: */ uploT, chx->xtype, &c);
280      /* xtype: pattern, "real", complex or .. */      /* xtype: pattern, "real", complex or .. */
281      return chm_sparse_to_SEXP(chgx, 1, 0, Rkind, "",      return chm_sparse_to_SEXP(chgx, 1, 0, Rkind, "",

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