NEW FEATURES AND NEW FUNCTIONS

1 files changed, 39 insertions, 0 deletions

diff --git a/src/c/matrixOperations/cumsum/i16columncumsuma.c b/src/c/matrixOperations/cumsum/i16columncumsuma.c
new file mode 100644
index 00000000..ae84428b
--- /dev/null
+++ b/src/c/matrixOperations/cumsum/i16columncumsuma.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 "cumsum.h"
+#include "types.h"
+
+void i16columncumsuma(int16 *in1, int row, int column, int16 *out)
+{
+	int row_cnt, col_cnt = 0;
+	
+	/*Assign elements in first column as it is*/
+	for(row_cnt = 0; row_cnt < row; row_cnt++)
+	{
+		out[row_cnt] = in1[row_cnt];
+	}
+
+	/*For second column onwards*/
+	for (row_cnt = 0; row_cnt < row; row_cnt++)
+	{
+		for ( col_cnt = 1; col_cnt < column; col_cnt++)
+		{
+			
+			out[col_cnt*row+row_cnt] = in1[col_cnt*row+row_cnt] \
+											+ out[(col_cnt-1)*row+row_cnt];
+		}
+	}
+	
+}
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