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-rw-r--r--2.3-1/src/c/statisticsFunctions/sum/zcolumnsuma.c33
1 files changed, 33 insertions, 0 deletions
diff --git a/2.3-1/src/c/statisticsFunctions/sum/zcolumnsuma.c b/2.3-1/src/c/statisticsFunctions/sum/zcolumnsuma.c
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+/*
+ * 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 "sum.h"
+
+void zcolumnsuma(doubleComplex *in, int lines, int columns, doubleComplex * out) {
+ int i = 0;
+
+ /*
+ ** First assign first row, just in case
+ ** out contains non-zero's elements.
+ */
+ for (i = 0 ; i < lines; ++i)
+ {
+ out[i] = in[i];
+ }
+ /*
+ ** Then accumulate in each row.
+ */
+ for (i = lines ; i < lines * columns ; ++i)
+ {
+ out[i % lines] = zadds(out[i % lines] , in[i]);
+ }
+}