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authorSandeep Gupta2017-06-18 23:55:40 +0530
committerSandeep Gupta2017-06-18 23:55:40 +0530
commit277d1edfa17bf3719d90ddbac8e31f6181e952c3 (patch)
tree0661f1f52af0a0fd654edd4984c30e57037303c6 /src/c/matrixOperations/cumprod/srowcumproda.c
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diff --git a/src/c/matrixOperations/cumprod/srowcumproda.c b/src/c/matrixOperations/cumprod/srowcumproda.c
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+/* 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
+*/
+
+/*Function returns cumulative sum of members of array/matrix*/
+
+#include "cumprod.h"
+#include "types.h"
+
+void srowcumproda(float *in1, int row, int column, float *out)
+{
+ int row_cnt, col_cnt = 0;
+
+ /*assign elements in first row as it is*/
+ for (col_cnt = 0; col_cnt < column; col_cnt++)
+ {
+ out[col_cnt*row] = in1[col_cnt*row];
+ }
+ /*For second row onwards*/
+ for (col_cnt = 0; col_cnt < column; col_cnt++)
+ {
+ for ( row_cnt = 1; row_cnt < row; row_cnt++)
+ {
+
+ out[col_cnt*row+row_cnt] = in1[col_cnt*row+row_cnt] \
+ * out[col_cnt*row+row_cnt -1];
+ }
+ }
+
+} \ No newline at end of file