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/*
SMat - Simple Matrix Classes v0.1beta
Copyright (C) 2011 by Heinrich Fritz (heinrich_fritz@hotmail.com)
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
// R.meal.cpp
// R Mathematical Environment Abstraction Layer
// VT::18.08.2024 - replace Free() by R_Free(). Actually this is never used.
#define STRICT_R_HEADERS 1
#define USE_FC_LEN_T
#ifdef R_PACKAGE_FILE
#define R_USE_C99_IN_CXX
#include "R_meal.h"
/////////////////////
// CRmealSettings //
/////////////////////
CRmealSettings &GetRealSettings ()
{
static CRmealSettings settings ;
return settings ;
}
CRmealSettings::CRmealSettings ()
: m_szEmail ("<NA>")
{
}
CRmealSettings::CRmealSettings (const char *szEmail)
{
if (szEmail) GetRealSettings ().m_szEmail = szEmail ;
}
#include <R.h>
#include <R_ext/BLAS.h>
#include <R_ext/Lapack.h>
// LAPACK
void meal_geev (const char* jobvl, const char* jobvr, const int* n, double* a, const int* lda, double* wr, double* wi, double* vl, const int* ldvl, double* vr, const int* ldvr, double* work, const int* lwork, int* info)
{ F77_CALL(dgeev)(jobvl, jobvr, n, a, lda, wr, wi, vl, ldvl, vr, ldvr, work, lwork, info FCONE FCONE) ; }
void meal_gesv (const int* n, const int* nrhs, double* a, const int* lda, int* ipiv, double* b, const int* ldb, int* info)
{ F77_CALL(dgesv)(n, nrhs, a, lda, ipiv, b, ldb, info) ; }
void meal_gesvd (const char* jobu, const char* jobvt, const int* m, const int* n, double* a, const int* lda, double* s, double* u, const int* ldu, double* vt, const int* ldvt, double* work, const int* lwork, int* info)
{ F77_CALL(dgesvd)(jobu, jobvt, m, n, a, lda, s, u, ldu, vt, ldvt, work, lwork, info FCONE FCONE) ; }
// SORT
void meal_sort (double *d, int l)
{ R_qsort (d, 1, l) ; }
void meal_sort_order (double *d, int *o, int l)
{
int i ;
for (i = l - 1; i != -1; i--)
o[i] = i ;
rsort_with_index(d, o, l);
}
void meal_sort_order_rev (double *d, int *o, int l)
{
int i ;
for (i = l - 1; i != -1; i--)
o[i] = i ;
rsort_with_index(d, o, l); // 2do: use r_qsort_I instead!
double dTemp ;
int nTemp ;
for (i = 0, --l; i < l; ++i, --l) // 2do: implement an reverse order - function. this should be as fast! (could be called twice)
{
// sm_swap (d[i], d[l], dTemp) ; // 2do: check if this works..
// sm_swap (o[i], o[l], nTemp) ;
dTemp = d[i] ;
d[i] = d[l] ;
d[l] = dTemp ;
nTemp = o[i]; ;
o[i] = o[l]; ;
o[l] = nTemp; ;
}
}
////////////////////////
// Random Generator //
////////////////////////
void meal_PutRNGstate () { PutRNGstate () ; }
void meal_GetRNGstate () { GetRNGstate () ; }
double meal_unif_rand () { return unif_rand () ; }
double meal_norm_rand () { return norm_rand () ; }
double meal_exp_rand () { return exp_rand () ; }
////////////////////////////////////
// special values amd constants //
////////////////////////////////////
double meal_NaN () { return R_NaN ; }
double meal_PosInf () { return R_PosInf ; }
double meal_NegInf () { return R_NegInf ; }
double meal_NaReal () { return R_NaReal ; }
int meal_NaInt () { return R_NaInt ; }
double meal_PI () { return M_PI ; }
//////////////////////////
// printing functions //
//////////////////////////
void meal_printf (const char *sz, ...)
{
va_list va_l ;
va_start (va_l, sz) ;
Rvprintf (sz, va_l) ;
}
// VT::07.12.2023 - fix warning format string is not a string literal (potentially insecure)
/*
void meal_warning (const char *sz)
{
Rf_warning (sz) ;
}
void meal_error (const char *sz)
{
Rf_error (sz) ;
}
*/
void *meal_alloc (size_t n, int s)
{
return std::calloc (n, s) ;
}
void meal_free (void *p)
{
// VT::18.08.2024 - replace Free() by R_Free(). Actually this is never used.
R_Free (p) ;
}
//////////////////
// Exceptions //
//////////////////
void meal_OnException (const char * szDate, const char * szFile, int nLine)
{
meal_printf (
"\n"
" An exception occurred.\n"
" Please contact the author (%s), providing\n"
" the following information:\n"
"\n"
" - The R-code which caused the problem\n"
" - Eventually used data sets and the state of the random generator (seed)\n"
" - R version number\n"
" - Package version number\n"
" - File: %s\n"
" - Line: %d\n"
"\n"
" Your contribution is appreciated!\n\n",
GetRealSettings ().GetEmail (), szFile, nLine) ;
// VT::07.12.2023 - fix warning format string is not a string literal (potentially insecure)
// meal_error ("An exception has occurred.") ;
Rf_error("An exception has occurred.");
}
void meal_OnUException ()
{
meal_printf (
"\n"
" An unknown exception occurred.\n"
" Please contact the author (%s), providing\n"
" the following details:\n"
"\n"
" - The R-code which caused the problem\n"
" - Eventually used data sets and the state of the random generator (seed)\n"
" - R version number\n"
" - Package version number\n"
"\n"
" Your contribution is appreciated!\n\n",
GetRealSettings ().GetEmail ()) ;
// VT::07.12.2023 - fix warning format string is not a string literal (potentially insecure)
// meal_error ("An unknown exception has occurred.");
Rf_error("An unknown exception has occurred.");
}
#endif // #ifdef R_PACKAGE_FILE
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