diff options
Diffstat (limited to '2.3-1/src/c/matrixOperations/cat/scata.c')
-rw-r--r-- | 2.3-1/src/c/matrixOperations/cat/scata.c | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/2.3-1/src/c/matrixOperations/cat/scata.c b/2.3-1/src/c/matrixOperations/cat/scata.c new file mode 100644 index 00000000..da0853c6 --- /dev/null +++ b/2.3-1/src/c/matrixOperations/cat/scata.c @@ -0,0 +1,55 @@ +/* + * Scilab ( http://www.scilab.org/ ) - This file is part of Scilab + * Copyright (C) 2008-2008 - INRIA - Bruno JOFRET + * + * 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 "cat.h" +#include "stdio.h" +/* +** Emulate Scilab (from help cat) : +** then the concatenation is done according to the rows +** +** A1=[1 2 3 ; 4 5 6]; A2=[7 8 9 ; 10 11 12]; y=cat(1,A1,A2) => y=[1 2 3 ; 4 5 6 ;7 8 9; 10 11 12] +** +*/ + +void srowcata(float *in1, int lines1, int columns1, float *in2, int lines2, int columns2, float* out) { + int i = 0; + int j = 0; + for (i = 0 ; i < columns1 && i < columns2 ; ++i) + { + for (j = 0 ; j < lines1 ; ++j) + { + out[i*(lines1 + lines2) + j] = in1[i*lines1 + j]; + } + for (j = 0 ; j < lines2 ; ++j) + { + out[i*(lines1 + lines2) + lines1 + j] = in2[i*lines2 + j]; + } + } +} + + +/* +** Emulate Scilab (from help cat) : +** the concatenation is done according to the columns +** +** A1=[1 2 3;4 5 6]; A2=[7 8 9 ;10 11 12]; y=cat(2,A1,A2) => y=[1 2 3 7 8 9 ; 4 5 6 10 11 12] +** +*/ +void scolumncata(float *in1, int lines1, int columns1, float *in2, int lines2, int columns2, float* out) { + int i = 0; + for (i = 0 ; i < lines1 * columns1 ; ++i) { + out[i] = in1[i]; + } + for (i = 0; i < lines2 * columns2 ; ++i) { + out[i + lines1 * columns1] = in2[i]; + } +} |