1 /* -------------------------------------------------------------------------- */
2 /* ssmult mexFunction */
3 /* -------------------------------------------------------------------------- */
4 
5 #include "ssmult.h"
6 
7 /* C = A*B and variants.  Both A and B must be sparse */
8 
mexFunction(int nargout,mxArray * pargout[],int nargin,const mxArray * pargin[])9 void mexFunction
10 (
11     int nargout,
12     mxArray *pargout [ ],
13     int nargin,
14     const mxArray *pargin [ ]
15 )
16 {
17     const mxArray *A, *B ;
18     int at, ac, bt, bc, ct, cc ;
19 
20     /* ---------------------------------------------------------------------- */
21     /* get inputs */
22     /* ---------------------------------------------------------------------- */
23 
24     if (nargin < 2 || nargin > 8 || nargout > 1)
25     {
26         mexErrMsgTxt ("Usage: C = ssmult (A,B, at,ac, bt,bc, ct,cc)") ;
27     }
28 
29     A = pargin [0] ;
30     B = pargin [1] ;
31 
32     at = (nargin > 2) ? mxGetScalar (pargin [2]) : 0 ;
33     ac = (nargin > 3) ? mxGetScalar (pargin [3]) : 0 ;
34     bt = (nargin > 4) ? mxGetScalar (pargin [4]) : 0 ;
35     bc = (nargin > 5) ? mxGetScalar (pargin [5]) : 0 ;
36     ct = (nargin > 6) ? mxGetScalar (pargin [6]) : 0 ;
37     cc = (nargin > 7) ? mxGetScalar (pargin [7]) : 0 ;
38 
39     /* ---------------------------------------------------------------------- */
40     /* C = A*B or variants */
41     /* ---------------------------------------------------------------------- */
42 
43     pargout [0] = ssmult (A, B, at, ac, bt, bc, ct, cc) ;
44 }
45