NEW FEATURES AND NEW FUNCTIONS

1 files changed, 35 insertions, 0 deletions

diff --git a/src/c/statisticsFunctions/sum/i8rowsuma.c b/src/c/statisticsFunctions/sum/i8rowsuma.c
new file mode 100644
index 00000000..2008f32d
--- /dev/null
+++ b/src/c/statisticsFunctions/sum/i8rowsuma.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
+*/
+
+
+#include "sum.h"
+
+void i8rowsuma(int8 *in, int lines, int columns, int8 * out) {
+  int i = 0;
+
+  /*
+  ** First assign first row, just in case
+  ** out contains non-zero's elements.
+  */
+  for (i = 0 ; i < columns; ++i)
+    {
+      out[i] = (int8)in[i * lines];
+    }
+  /*
+  ** Then accumulate in each column.
+  */
+  for (i = 1 ; i <= (lines - 1) * columns ; ++i)
+    {
+      out[(i - 1) % columns] = (int8)i8adds( out[(i - 1) % columns] ,
+				      in[((i - 1) % columns) * lines + 1 + (i - 1) / columns]);
+    }
+}