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Diffstat (limited to 'src/c/matrixOperations/inversion/u16inverma.c')
-rw-r--r-- | src/c/matrixOperations/inversion/u16inverma.c | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/src/c/matrixOperations/inversion/u16inverma.c b/src/c/matrixOperations/inversion/u16inverma.c new file mode 100644 index 0000000..917c9af --- /dev/null +++ b/src/c/matrixOperations/inversion/u16inverma.c @@ -0,0 +1,55 @@ +/* Copyright (C) 2016 - IIT Bombay - FOSSEE + + 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 + Author: Siddhesh Wani + Organization: FOSSEE, IIT Bombay + Email: toolbox@scilab.in +*/ + + +#include <stdio.h> +#include <stdlib.h> +#include "matrixInversion.h" +#include "lapack.h" + +void u16inverma ( uint16* in, float* out, int leadDimIn ) +{ + + 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 *dblin = NULL; + double *dblout = NULL; + + + + /* Array allocations*/ + dblin = (double*)malloc(sizeof(double) * (unsigned int)(leadDimIn * leadDimIn)); + dblout = (double*)malloc(sizeof(double) * (unsigned int)(leadDimIn * leadDimIn)); + + + + /*copy and cast all the float value into double value */ + for ( i = 0 ; i < (leadDimIn * leadDimIn) ; i ++ ) + { + dblin[i] = (double) in[i] ; + } + + dinverma ( dblin, dblout, leadDimIn ); + + + for ( i = 0 ; i < (leadDimIn * leadDimIn) ; i++ ) + { + out[i] =(float) dblout[i] ; + + } + + free ( dblin); + free ( dblout); + +} |