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diff --git a/common/cosinetables.h b/common/cosinetables.h
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+/* ScummVM - Graphic Adventure Engine
+ *
+ * ScummVM is the legal property of its developers, whose names
+ * are too numerous to list here. Please refer to the COPYRIGHT
+ * file distributed with this source distribution.
+ *
+ * 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.
+ *
+ */
+
+#ifndef COMMON_COSINETABLES_H
+#define COMMON_COSINETABLES_H
+
+namespace Common {
+
+/**
+ * Get a cosine table with the specified bit precision
+ *
+ * @param bits Precision of the table, which must be in range [4, 16]
+ */
+const float *getCosineTable(int bits);
+
+} // End of namespace Common
+
+#endif // COMMON_COSINETABLES_H