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author | Siddhesh Wani | 2015-05-25 14:46:31 +0530 |
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committer | Siddhesh Wani | 2015-05-25 14:46:31 +0530 |
commit | db464f35f5a10b58d9ed1085e0b462689adee583 (patch) | |
tree | de5cdbc71a54765d9fec33414630ae2c8904c9b8 /src/c/matrixOperations/division/sldivma.c | |
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Original Version
Diffstat (limited to 'src/c/matrixOperations/division/sldivma.c')
-rw-r--r-- | src/c/matrixOperations/division/sldivma.c | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/src/c/matrixOperations/division/sldivma.c b/src/c/matrixOperations/division/sldivma.c new file mode 100644 index 0000000..766cfff --- /dev/null +++ b/src/c/matrixOperations/division/sldivma.c @@ -0,0 +1,61 @@ +/* + * Scilab ( http://www.scilab.org/ ) - This file is part of Scilab + * Copyright (C) 2008-2008 - INRIA - Allan SIMON + * + * This file must be used under the terms of the CeCILL. + * This source file is licensed as described in the file COPYING, which + * you should have received as part of this distribution. The terms + * are also available at + * http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt + * + */ + +#include <stdlib.h> +#include "matrixDivision.h" +#include "lapack.h" +void sldivma ( float* in1, int lines1, int columns1 , + float* in2, int lines2, int columns2 , + float* out ){ + + int i = 0 ; + /* these 3 variable are created to permit to use the value in the fortran functions + because they need double matrix as arguments and we can't cast directly the pointers + without having problems , i know that's ugly */ + double *dblin1 = NULL; + double *dblin2 = NULL; + double *dblout = NULL; + + + + /* Array allocations*/ + dblin1 = (double*)malloc(sizeof(double) * (unsigned int)columns1 * (unsigned int)lines1); + dblin2 = (double*)malloc(sizeof(double) * (unsigned int)columns2 * (unsigned int)lines2); + dblout = (double*)malloc(sizeof(double) * (unsigned int)lines1 * (unsigned int)lines2); + + + + /*copy and cast all the float value into double value */ + for ( i = 0 ; i < lines1 * columns1 ; i ++ ) + { + dblin1[i] = (double) in1[i] ; + } + + for ( i = 0 ; i < lines2 * columns2 ; i ++ ) + { + dblin2[i] = (double) in2[i] ; + } + + dldivma( dblin1 , lines1 , columns1 , dblin2 , lines2 , columns2 , dblout ); + + + for ( i = 0 ; i < min(lines2,columns2) * lines1 ; i++ ) + { + out[i] = (float) dblout[i] ; + + } + + free ( dblin1); + free ( dblin2); + free ( dblout); + +} |