1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75
|
//------------------------------------------------------------------------------
// GB_mex_msort_3: sort using GB_msort_3
//------------------------------------------------------------------------------
// SuiteSparse:GraphBLAS, Timothy A. Davis, (c) 2017-2022, All Rights Reserved.
// SPDX-License-Identifier: Apache-2.0
//------------------------------------------------------------------------------
#include "GB_mex.h"
#define USAGE "[I,J,K] = GB_mex_msort_3 (I,J,K,nthreads)"
void mexFunction
(
int nargout,
mxArray *pargout [ ],
int nargin,
const mxArray *pargin [ ]
)
{
bool malloc_debug = GB_mx_get_global (true) ;
// check inputs
if (nargin != 4 || nargout != 3)
{
mexErrMsgTxt ("Usage: " USAGE) ;
}
if (!mxIsClass (pargin [0], "int64"))
{
mexErrMsgTxt ("I must be a int64 array") ;
}
if (!mxIsClass (pargin [1], "int64"))
{
mexErrMsgTxt ("J must be a int64 array") ;
}
if (!mxIsClass (pargin [2], "int64"))
{
mexErrMsgTxt ("K must be a int64 array") ;
}
int64_t *I = mxGetData (pargin [0]) ;
int64_t n = (uint64_t) mxGetNumberOfElements (pargin [0]) ;
int64_t *J = mxGetData (pargin [1]) ;
if (n != (uint64_t) mxGetNumberOfElements (pargin [1]))
{
mexErrMsgTxt ("I and J must be the same length") ;
}
int64_t *K = mxGetData (pargin [2]) ;
if (n != (uint64_t) mxGetNumberOfElements (pargin [2]))
{
mexErrMsgTxt ("I and K must be the same length") ;
}
int GET_SCALAR (3, int, nthreads, 1) ;
pargout [0] = GB_mx_create_full (n, 1, GrB_INT64) ;
int64_t *Iout = mxGetData (pargout [0]) ;
memcpy (Iout, I, n * sizeof (int64_t)) ;
pargout [1] = GB_mx_create_full (n, 1, GrB_INT64) ;
int64_t *Jout = mxGetData (pargout [1]) ;
memcpy (Jout, J, n * sizeof (int64_t)) ;
pargout [2] = GB_mx_create_full (n, 1, GrB_INT64) ;
int64_t *Kout = mxGetData (pargout [2]) ;
memcpy (Kout, K, n * sizeof (int64_t)) ;
GB_msort_3 (Iout, Jout, Kout, n, nthreads) ;
GB_mx_put_global (true) ;
}
|