Moved the square-root-function to `src/utils_math.c'.

[libopano.git] / src / utils_math.h

diff --git a/src/utils_math.h b/src/utils_math.h
new file mode 100644 (file)
index 0000000..08e2831
--- /dev/null
+++ b/src/utils_math.h
@@ -0,0 +1,20 @@
+/*
+ *  Copyright (C) 2007  Florian octo Forster <octo at verplant.org>
+ *
+ *  This program is free software; you can redistribute it and/or modify it
+ *  under the terms of the GNU General Public License as published by the Free
+ *  Software Foundation; either version 2 of the License, or (at your option)
+ *  any later version.
+ *
+ *  This program is distributed in the hope that it will be useful, but
+ *  WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ *  or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ *  for more details.
+ *
+ *  You should have received a copy of the GNU General Public License along
+ *  with this program; if not, write to the Free Software Foundation, Inc., 51
+ *  Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ **/
+
+int utils_sqrt2 (int x1, int x2);
+int utils_atan2 (int y, int x);