1 //------------------------------------------------------------------------------
2 // GrB_Matrix_setElement: set an entry in a matrix, C(row,col) = x
3 //------------------------------------------------------------------------------
4 
5 // SuiteSparse:GraphBLAS, Timothy A. Davis, (c) 2017-2021, All Rights Reserved.
6 // SPDX-License-Identifier: Apache-2.0
7 
8 //------------------------------------------------------------------------------
9 
10 // Set a single entry in a matrix, C(row,col) = x in MATLAB notation,
11 // typecasting from the type of x to the type of C, as needed.
12 
13 #include "GB.h"
14 
15 #define GB_SET(prefix,type,T,ampersand)                                     \
16 GrB_Info GB_EVAL3 (prefix, _Matrix_setElement_, T) /* C (row,col) = x */    \
17 (                                                                           \
18     GrB_Matrix C,                       /* matrix to modify               */\
19     type x,                             /* scalar to assign to C(row,col) */\
20     GrB_Index row,                      /* row index                      */\
21     GrB_Index col                       /* column index                   */\
22 )                                                                           \
23 {                                                                           \
24     GB_WHERE (C, GB_STR(prefix) "_Matrix_setElement_" GB_STR(T)             \
25         " (C, row, col, x)") ;                                              \
26     GB_RETURN_IF_NULL_OR_FAULTY (C) ;                                       \
27     return (GB_setElement (C, ampersand x, row, col, GB_ ## T ## _code,     \
28         Context)) ;                                                         \
29 }
30 
31 GB_SET (GrB, bool      , BOOL   , &)
32 GB_SET (GrB, int8_t    , INT8   , &)
33 GB_SET (GrB, int16_t   , INT16  , &)
34 GB_SET (GrB, int32_t   , INT32  , &)
35 GB_SET (GrB, int64_t   , INT64  , &)
36 GB_SET (GrB, uint8_t   , UINT8  , &)
37 GB_SET (GrB, uint16_t  , UINT16 , &)
38 GB_SET (GrB, uint32_t  , UINT32 , &)
39 GB_SET (GrB, uint64_t  , UINT64 , &)
40 GB_SET (GrB, float     , FP32   , &)
41 GB_SET (GrB, double    , FP64   , &)
42 GB_SET (GxB, GxB_FC32_t, FC32   , &)
43 GB_SET (GxB, GxB_FC64_t, FC64   , &)
44 GB_SET (GrB, void *    , UDT    ,  )
45 
46