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diff --git a/intern/moto/include/MT_Tuple2.h b/intern/moto/include/MT_Tuple2.h
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+++ b/intern/moto/include/MT_Tuple2.h
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+/**
+ * $Id$
+ * ***** BEGIN GPL/BL DUAL LICENSE BLOCK *****
+ *
+ * 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. The Blender
+ * Foundation also sells licenses for use in proprietary software under
+ * the Blender License.  See http://www.blender.org/BL/ for information
+ * about this.
+ *
+ * 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., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ *
+ * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
+ * All rights reserved.
+ *
+ * The Original Code is: all of this file.
+ *
+ * Contributor(s): none yet.
+ *
+ * ***** END GPL/BL DUAL LICENSE BLOCK *****
+ */
+
+/*
+
+ * Copyright (c) 2000 Gino van den Bergen <gino@acm.org>
+ *
+ * Permission to use, copy, modify, distribute and sell this software
+ * and its documentation for any purpose is hereby granted without fee,
+ * provided that the above copyright notice appear in all copies and
+ * that both that copyright notice and this permission notice appear
+ * in supporting documentation.  Gino van den Bergen makes no
+ * representations about the suitability of this software for any
+ * purpose.  It is provided "as is" without express or implied warranty.
+ *
+ */
+
+#ifndef MT_Tuple2_H
+#define MT_Tuple2_H
+
+#include "MT_Stream.h"
+#include "MT_Scalar.h"
+
+class MT_Tuple2 {
+public:
+    MT_Tuple2() {}
+    MT_Tuple2(const float *v) { setValue(v); }
+    MT_Tuple2(const double *v) { setValue(v); }
+    MT_Tuple2(MT_Scalar x, MT_Scalar y) { setValue(x, y); }
+    
+    MT_Scalar&       operator[](int i)       { return m_co[i]; }
+    const MT_Scalar& operator[](int i) const { return m_co[i]; }
+    
+    MT_Scalar&       x()       { return m_co[0]; } 
+    const MT_Scalar& x() const { return m_co[0]; } 
+
+    MT_Scalar&       y()       { return m_co[1]; }
+    const MT_Scalar& y() const { return m_co[1]; } 
+
+	MT_Scalar&       u()       { return m_co[0]; } 
+    const MT_Scalar& u() const { return m_co[0]; } 
+
+    MT_Scalar&       v()       { return m_co[1]; }
+    const MT_Scalar& v() const { return m_co[1]; } 
+
+    MT_Scalar       *getValue()       { return m_co; }
+    const MT_Scalar *getValue() const { return m_co; }
+
+    void getValue(float *v) const { 
+        v[0] = m_co[0]; v[1] = m_co[1];
+    }
+    
+    void getValue(double *v) const { 
+        v[0] = m_co[0]; v[1] = m_co[1];
+    }
+    
+    void setValue(const float *v) {
+        m_co[0] = v[0]; m_co[1] = v[1];
+    }
+    
+    void setValue(const double *v) {
+        m_co[0] = v[0]; m_co[1] = v[1];
+    }
+    
+    void setValue(MT_Scalar x, MT_Scalar y) {
+        m_co[0] = x; m_co[1] = y; 
+    }
+    
+protected:
+    MT_Scalar m_co[2];                            
+};
+
+inline bool operator==(const MT_Tuple2& t1, const MT_Tuple2& t2) {
+    return t1[0] == t2[0] && t1[1] == t2[1];
+}
+
+inline MT_OStream& operator<<(MT_OStream& os, const MT_Tuple2& t) {
+    return os << t[0] << ' ' << t[1];
+}
+
+#endif