summaryrefslogtreecommitdiff
path: root/src/c/matrixOperations/cumprod/u8rowcumproda.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/c/matrixOperations/cumprod/u8rowcumproda.c')
-rw-r--r--src/c/matrixOperations/cumprod/u8rowcumproda.c38
1 files changed, 38 insertions, 0 deletions
diff --git a/src/c/matrixOperations/cumprod/u8rowcumproda.c b/src/c/matrixOperations/cumprod/u8rowcumproda.c
new file mode 100644
index 0000000..61b214c
--- /dev/null
+++ b/src/c/matrixOperations/cumprod/u8rowcumproda.c
@@ -0,0 +1,38 @@
+/* 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 u8rowcumproda(uint8 *in1, int row, int column, uint8 *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