We are going to win! wohoo

Dependencies:   mbed mbed-rtos

Revision:
1:6799c07fe510
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/tvmet/MatrixOperators.h	Wed Nov 07 14:37:35 2012 +0000
@@ -0,0 +1,1287 @@
+/*
+ * Tiny Vector Matrix Library
+ * Dense Vector Matrix Libary of Tiny size using Expression Templates
+ *
+ * Copyright (C) 2001 - 2007 Olaf Petzold <opetzold@users.sourceforge.net>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ * $Id: MatrixOperators.h,v 1.37 2007-06-23 15:58:58 opetzold Exp $
+ */
+
+#ifndef TVMET_MATRIX_OPERATORS_H
+#define TVMET_MATRIX_OPERATORS_H
+
+namespace tvmet {
+
+
+/*********************************************************
+ * PART I: DECLARATION
+ *********************************************************/
+
+
+template<class T, std::size_t Rows, std::size_t Cols>
+std::ostream& operator<<(std::ostream& os,
+             const Matrix<T, Rows, Cols>& rhs) TVMET_CXX_ALWAYS_INLINE;
+
+
+/*++++++++++++++++++++++++++++++++++++++++++++++++++++++++
+ * Member operators (arithmetic and bit ops)
+ *++++++++++++++++++++++++++++++++++++++++++++++++++++++++*/
+
+
+/*
+ * update_operator(Matrix<T1, Rows, Cols>, Matrix<T2, Rows, Cols>)
+ * update_operator(Matrix<T1, Rows, Cols>, XprMatrix<E, Rows, Cols> rhs)
+ * Note: per se element wise
+ * \todo: the operator*= can have element wise mul oder product, decide!
+ */
+#define TVMET_DECLARE_MACRO(NAME, OP)                        \
+template<class T1, class T2, std::size_t Rows, std::size_t Cols>        \
+Matrix<T1, Rows, Cols>&                                \
+operator OP (Matrix<T1, Rows, Cols>& lhs,                     \
+         const Matrix<T2, Rows, Cols>& rhs) TVMET_CXX_ALWAYS_INLINE;    \
+                                        \
+template<class T, class E, std::size_t Rows,  std::size_t Cols>            \
+Matrix<T, Rows, Cols>&                                \
+operator OP (Matrix<T, Rows, Cols>& lhs,                     \
+         const XprMatrix<E, Rows, Cols>& rhs) TVMET_CXX_ALWAYS_INLINE;
+
+TVMET_DECLARE_MACRO(add_eq, +=)        // per se element wise
+TVMET_DECLARE_MACRO(sub_eq, -=)        // per se element wise
+namespace element_wise {
+  TVMET_DECLARE_MACRO(mul_eq, *=)        // see note
+  TVMET_DECLARE_MACRO(div_eq, /=)        // not defined for vectors
+}
+
+// integer operators only, e.g used on double you wil get an error
+namespace element_wise {
+  TVMET_DECLARE_MACRO(mod_eq, %=)
+  TVMET_DECLARE_MACRO(xor_eq, ^=)
+  TVMET_DECLARE_MACRO(and_eq, &=)
+  TVMET_DECLARE_MACRO(or_eq, |=)
+  TVMET_DECLARE_MACRO(shl_eq, <<=)
+  TVMET_DECLARE_MACRO(shr_eq, >>=)
+}
+
+#undef TVMET_DECLARE_MACRO
+
+
+/*++++++++++++++++++++++++++++++++++++++++++++++++++++++++
+ * Matrix arithmetic operators implemented by functions
+ * add, sub, mul and div
+ *+++++++++++++++++++++++++++++++++++++++++++++++++++++++*/
+
+
+/*
+ * operator(Matrix<T1, Rows, Cols>, Matrix<T2, Rows, Cols>)
+ * operator(XprMatrix<E, Rows, Cols>, Matrix<T, Rows, Cols>)
+ * operator(Matrix<T, Rows, Cols>, XprMatrix<E, Rows, Cols>)
+ * Note: per se element wise
+ */
+#define TVMET_DECLARE_MACRO(NAME, OP)                        \
+template<class T1, class T2, std::size_t Rows, std::size_t Cols>        \
+XprMatrix<                                    \
+  XprBinOp<                                    \
+    Fcnl_##NAME<T1, T2>,                            \
+    MatrixConstReference<T1, Rows, Cols>,                    \
+    MatrixConstReference<T2, Rows, Cols>                    \
+  >,                                        \
+  Rows, Cols                                    \
+>                                        \
+operator OP (const Matrix<T1, Rows, Cols>& lhs,                    \
+         const Matrix<T2, Rows, Cols>& rhs) TVMET_CXX_ALWAYS_INLINE;    \
+                                        \
+template<class E, class T, std::size_t Rows, std::size_t Cols>            \
+XprMatrix<                                    \
+  XprBinOp<                                    \
+    Fcnl_##NAME<typename E::value_type, T>,                    \
+    XprMatrix<E, Rows, Cols>,                            \
+    MatrixConstReference<T, Rows, Cols>                        \
+  >,                                        \
+  Rows, Cols                                    \
+>                                        \
+operator OP (const XprMatrix<E, Rows, Cols>& lhs,                 \
+         const Matrix<T, Rows, Cols>& rhs) TVMET_CXX_ALWAYS_INLINE;        \
+                                        \
+template<class T, class E, std::size_t Rows, std::size_t Cols>            \
+XprMatrix<                                    \
+  XprBinOp<                                    \
+    Fcnl_##NAME<typename E::value_type, T>,                    \
+    MatrixConstReference<T, Rows, Cols>,                    \
+    XprMatrix<E, Rows, Cols>                            \
+  >,                                        \
+  Rows, Cols                                    \
+>                                        \
+operator OP (const Matrix<T, Rows, Cols>& lhs,                     \
+         const XprMatrix<E, Rows, Cols>& rhs) TVMET_CXX_ALWAYS_INLINE;
+
+TVMET_DECLARE_MACRO(add, +)            // per se element wise
+TVMET_DECLARE_MACRO(sub, -)            // per se element wise
+namespace element_wise {
+  TVMET_DECLARE_MACRO(mul, *)            // see as prod()
+  TVMET_DECLARE_MACRO(div, /)            // not defined for matrizes
+}
+#undef TVMET_DECLARE_MACRO
+
+
+/*
+ * operator(Matrix<T, Rows, Cols>, POD)
+ * operator(POD, Matrix<T, Rows, Cols>)
+ * Note: operations +,-,*,/ are per se element wise
+ */
+#define TVMET_DECLARE_MACRO(NAME, OP, POD)                \
+template<class T, std::size_t Rows, std::size_t Cols>            \
+XprMatrix<                                \
+  XprBinOp<                                \
+    Fcnl_##NAME<T, POD >,                        \
+    MatrixConstReference<T, Rows, Cols>,                \
+    XprLiteral<POD >                            \
+  >,                                    \
+  Rows, Cols                                \
+>                                    \
+operator OP (const Matrix<T, Rows, Cols>& lhs,                 \
+         POD rhs) TVMET_CXX_ALWAYS_INLINE;                \
+                                    \
+template<class T, std::size_t Rows, std::size_t Cols>            \
+XprMatrix<                                \
+  XprBinOp<                                \
+    Fcnl_##NAME< POD, T>,                        \
+    XprLiteral< POD >,                            \
+    MatrixConstReference<T, Rows, Cols>                    \
+  >,                                    \
+  Rows, Cols                                \
+>                                    \
+operator OP (POD lhs,                             \
+         const Matrix<T, Rows, Cols>& rhs) TVMET_CXX_ALWAYS_INLINE;
+
+TVMET_DECLARE_MACRO(add, +, int)
+TVMET_DECLARE_MACRO(sub, -, int)
+TVMET_DECLARE_MACRO(mul, *, int)
+TVMET_DECLARE_MACRO(div, /, int)
+
+#if defined(TVMET_HAVE_LONG_LONG)
+TVMET_DECLARE_MACRO(add, +, long long int)
+TVMET_DECLARE_MACRO(sub, -, long long int)
+TVMET_DECLARE_MACRO(mul, *, long long int)
+TVMET_DECLARE_MACRO(div, /, long long int)
+#endif // defined(TVMET_HAVE_LONG_LONG)
+
+TVMET_DECLARE_MACRO(add, +, float)
+TVMET_DECLARE_MACRO(sub, -, float)
+TVMET_DECLARE_MACRO(mul, *, float)
+TVMET_DECLARE_MACRO(div, /, float)
+
+TVMET_DECLARE_MACRO(add, +, double)
+TVMET_DECLARE_MACRO(sub, -, double)
+TVMET_DECLARE_MACRO(mul, *, double)
+TVMET_DECLARE_MACRO(div, /, double)
+
+#if defined(TVMET_HAVE_LONG_DOUBLE)
+TVMET_DECLARE_MACRO(add, +, long double)
+TVMET_DECLARE_MACRO(sub, -, long double)
+TVMET_DECLARE_MACRO(mul, *, long double)
+TVMET_DECLARE_MACRO(div, /, long double)
+#endif // defined(TVMET_HAVE_LONG_DOUBLE)
+
+#undef TVMET_DECLARE_MACRO
+
+
+#if defined(TVMET_HAVE_COMPLEX)
+/*
+ * operator(Matrix<T, Rows, Cols>, complex<T>)
+ * operator(complex<T>, Matrix<T, Rows, Cols>)
+ * Note: operations +,-,*,/ are per se element wise
+ * \todo type promotion
+ */
+#define TVMET_DECLARE_MACRO(NAME, OP)                            \
+template<class T, std::size_t Rows, std::size_t Cols>                    \
+XprMatrix<                                        \
+  XprBinOp<                                        \
+    Fcnl_##NAME< std::complex<T>, std::complex<T> >,                    \
+    MatrixConstReference< std::complex<T>, Rows, Cols>,                    \
+    XprLiteral<std::complex<T> >                            \
+  >,                                            \
+  Rows, Cols                                        \
+>                                            \
+operator OP (const Matrix< std::complex<T>, Rows, Cols>& lhs,                \
+         const std::complex<T>& rhs) TVMET_CXX_ALWAYS_INLINE;            \
+                                            \
+template<class T, std::size_t Rows, std::size_t Cols>                    \
+XprMatrix<                                        \
+  XprBinOp<                                        \
+    Fcnl_##NAME< std::complex<T>, std::complex<T> >,                    \
+    XprLiteral< std::complex<T> >,                            \
+    MatrixConstReference< std::complex<T>, Rows, Cols>                    \
+  >,                                            \
+  Rows, Cols                                        \
+>                                            \
+operator OP (const std::complex<T>& lhs,                        \
+         const Matrix< std::complex<T>, Rows, Cols>& rhs) TVMET_CXX_ALWAYS_INLINE;
+
+TVMET_DECLARE_MACRO(add, +)
+TVMET_DECLARE_MACRO(sub, -)
+TVMET_DECLARE_MACRO(mul, *)
+TVMET_DECLARE_MACRO(div, /)
+
+#undef TVMET_DECLARE_MACRO
+
+#endif // defined(TVMET_HAVE_COMPLEX)
+
+
+/*++++++++++++++++++++++++++++++++++++++++++++++++++++++++
+ * matrix specific operator*() = prod() operations
+ *+++++++++++++++++++++++++++++++++++++++++++++++++++++++*/
+
+
+template<class T1, std::size_t Rows1, std::size_t Cols1,
+     class T2, std::size_t Cols2>
+XprMatrix<
+  XprMMProduct<
+    MatrixConstReference<T1, Rows1, Cols1>, Rows1, Cols1,
+    MatrixConstReference<T2, Cols1, Cols2>, Cols2
+  >,
+  Rows1, Cols2
+>
+operator*(const Matrix<T1, Rows1, Cols1>& lhs,
+      const Matrix<T2, Cols1, Cols2>& rhs) TVMET_CXX_ALWAYS_INLINE;
+
+
+template<class E1, std::size_t Rows1, std::size_t Cols1,
+     class T2, std::size_t Cols2>
+XprMatrix<
+  XprMMProduct<
+    XprMatrix<E1, Rows1, Cols1>, Rows1, Cols1,
+    MatrixConstReference<T2, Cols1, Cols2>, Cols2
+  >,
+  Rows1, Cols2
+>
+operator*(const XprMatrix<E1, Rows1, Cols1>& lhs,
+      const Matrix<T2, Cols1, Cols2>& rhs) TVMET_CXX_ALWAYS_INLINE;
+
+
+template<class T1, std::size_t Rows1, std::size_t Cols1,
+     class E2, std::size_t Cols2>
+XprMatrix<
+  XprMMProduct<
+    MatrixConstReference<T1, Rows1, Cols1>, Rows1, Cols1,
+    XprMatrix<E2, Cols1, Cols2>, Cols2
+  >,
+  Rows1, Cols2
+>
+operator*(const Matrix<T1, Rows1, Cols1>& lhs,
+      const XprMatrix<E2, Cols1, Cols2>& rhs) TVMET_CXX_ALWAYS_INLINE;
+
+
+/*++++++++++++++++++++++++++++++++++++++++++++++++++++++++
+ * matrix-vector specific prod( ... ) operators
+ *+++++++++++++++++++++++++++++++++++++++++++++++++++++++*/
+
+
+template<class T1, std::size_t Rows, std::size_t Cols, class T2>
+XprVector<
+  XprMVProduct<
+    MatrixConstReference<T1, Rows, Cols>, Rows, Cols,
+    VectorConstReference<T2, Cols>
+  >,
+  Rows
+>
+operator*(const Matrix<T1, Rows, Cols>& lhs,
+      const Vector<T2, Cols>& rhs) TVMET_CXX_ALWAYS_INLINE;
+
+
+template<class T1, class E2, std::size_t Rows, std::size_t Cols>
+XprVector<
+  XprMVProduct<
+    MatrixConstReference<T1, Rows, Cols>, Rows, Cols,
+    XprVector<E2, Cols>
+  >,
+  Rows
+>
+operator*(const Matrix<T1, Rows, Cols>& lhs,
+      const XprVector<E2, Cols>& rhs) TVMET_CXX_ALWAYS_INLINE;
+
+
+template<class E1, class T2, std::size_t Rows, std::size_t Cols>
+XprVector<
+  XprMVProduct<
+    XprMatrix<E1, Rows, Cols>, Rows, Cols,
+    VectorConstReference<T2, Cols>
+  >,
+  Rows
+>
+operator*(const XprMatrix<E1, Rows, Cols>& lhs,
+      const Vector<T2, Cols>& rhs) TVMET_CXX_ALWAYS_INLINE;
+
+
+/*++++++++++++++++++++++++++++++++++++++++++++++++++++++++
+ * Matrix integer and compare operators
+ *+++++++++++++++++++++++++++++++++++++++++++++++++++++++*/
+
+
+/*
+ * operator(Matrix<T1, Rows, Cols>, Matrix<T2, Rows, Cols>)
+ * operator(XprMatrix<E>, Matrix<T, Rows, Cols>)
+ * operator(Matrix<T, Rows, Cols>, XprMatrix<E>)
+ * Note: operations are per se element wise
+ */
+#define TVMET_DECLARE_MACRO(NAME, OP)                        \
+template<class T1, std::size_t Rows, std::size_t Cols,                \
+     class T2>                                \
+XprMatrix<                                    \
+  XprBinOp<                                    \
+    Fcnl_##NAME<T1, T2>,                            \
+    MatrixConstReference<T1, Rows, Cols>,                    \
+    MatrixConstReference<T2, Rows, Cols>                    \
+  >,                                        \
+  Rows, Cols                                    \
+>                                        \
+operator OP (const Matrix<T1, Rows, Cols>& lhs,                    \
+         const Matrix<T2, Rows, Cols>& rhs) TVMET_CXX_ALWAYS_INLINE;    \
+                                        \
+template<class E,                                \
+     class T, std::size_t Rows, std::size_t Cols>                \
+XprMatrix<                                    \
+  XprBinOp<                                    \
+    Fcnl_##NAME<typename E::value_type, T>,                    \
+    XprMatrix<E, Rows, Cols>,                            \
+    MatrixConstReference<T, Rows, Cols>                        \
+  >,                                        \
+  Rows, Cols                                    \
+>                                        \
+operator OP (const XprMatrix<E, Rows, Cols>& lhs,                 \
+         const Matrix<T, Rows, Cols>& rhs) TVMET_CXX_ALWAYS_INLINE;        \
+                                        \
+template<class T, std::size_t Rows, std::size_t Cols,                \
+     class E>                                \
+XprMatrix<                                    \
+  XprBinOp<                                    \
+    Fcnl_##NAME<typename E::value_type, T>,                    \
+    MatrixConstReference<T, Rows, Cols>,                    \
+    XprMatrix<E, Rows, Cols>                            \
+  >,                                        \
+  Rows, Cols                                    \
+>                                        \
+operator OP (const Matrix<T, Rows, Cols>& lhs,                     \
+         const XprMatrix<E, Rows, Cols>& rhs) TVMET_CXX_ALWAYS_INLINE;
+
+// integer operators only, e.g used on double you wil get an error
+namespace element_wise {
+  TVMET_DECLARE_MACRO(mod, %)
+  TVMET_DECLARE_MACRO(bitxor, ^)
+  TVMET_DECLARE_MACRO(bitand, &)
+  TVMET_DECLARE_MACRO(bitor, |)
+  TVMET_DECLARE_MACRO(shl, <<)
+  TVMET_DECLARE_MACRO(shr, >>)
+}
+
+// necessary operators for eval functions
+TVMET_DECLARE_MACRO(greater, >)
+TVMET_DECLARE_MACRO(less, <)
+TVMET_DECLARE_MACRO(greater_eq, >=)
+TVMET_DECLARE_MACRO(less_eq, <=)
+TVMET_DECLARE_MACRO(eq, ==)
+TVMET_DECLARE_MACRO(not_eq, !=)
+TVMET_DECLARE_MACRO(and, &&)
+TVMET_DECLARE_MACRO(or, ||)
+
+#undef TVMET_DECLARE_MACRO
+
+
+#if defined(TVMET_HAVE_COMPLEX)
+/*
+ * operator(Matrix<T, Rows, Cols>, complex<T>)
+ * operator(complex<T>, Matrix<T, Rows, Cols>)
+ * Note: - per se element wise
+ *       - bit ops on complex<int> doesn't make sense, stay away
+ * \todo type promotion
+ */
+#define TVMET_DECLARE_MACRO(NAME, OP)                            \
+template<class T, std::size_t Rows, std::size_t Cols>                    \
+XprMatrix<                                        \
+  XprBinOp<                                        \
+    Fcnl_##NAME< std::complex<T>, std::complex<T> >,                    \
+    MatrixConstReference< std::complex<T>, Rows, Cols>,                    \
+    XprLiteral<std::complex<T> >                            \
+  >,                                            \
+  Rows, Cols                                        \
+>                                            \
+operator OP (const Matrix< std::complex<T>, Rows, Cols>& lhs,                \
+         const std::complex<T>& rhs) TVMET_CXX_ALWAYS_INLINE;            \
+                                            \
+template<class T, std::size_t Rows, std::size_t Cols>                    \
+XprMatrix<                                        \
+  XprBinOp<                                        \
+    Fcnl_##NAME< std::complex<T>, std::complex<T> >,                    \
+    XprLiteral< std::complex<T> >,                            \
+    MatrixConstReference< std::complex<T>, Rows, Cols>                    \
+  >,                                            \
+  Rows, Cols                                        \
+>                                            \
+operator OP (const std::complex<T>& lhs,                        \
+         const Matrix< std::complex<T>, Rows, Cols>& rhs) TVMET_CXX_ALWAYS_INLINE;
+
+// necessary operators for eval functions
+TVMET_DECLARE_MACRO(greater, >)
+TVMET_DECLARE_MACRO(less, <)
+TVMET_DECLARE_MACRO(greater_eq, >=)
+TVMET_DECLARE_MACRO(less_eq, <=)
+TVMET_DECLARE_MACRO(eq, ==)
+TVMET_DECLARE_MACRO(not_eq, !=)
+TVMET_DECLARE_MACRO(and, &&)
+TVMET_DECLARE_MACRO(or, ||)
+
+#undef TVMET_DECLARE_MACRO
+
+#endif // defined(TVMET_HAVE_COMPLEX)
+
+
+/*
+ * operator(Matrix<T, Rows, Cols>, POD)
+ * operator(POD, Matrix<T, Rows, Cols>)
+ * Note: operations are per se element wise
+ */
+#define TVMET_DECLARE_MACRO(NAME, OP, TP)                    \
+template<class T, std::size_t Rows, std::size_t Cols>                \
+XprMatrix<                                    \
+  XprBinOp<                                    \
+    Fcnl_##NAME<T, TP >,                            \
+    MatrixConstReference<T, Rows, Cols>,                    \
+    XprLiteral<TP >                                \
+  >,                                        \
+  Rows, Cols                                    \
+>                                        \
+operator OP (const Matrix<T, Rows, Cols>& lhs, TP rhs) TVMET_CXX_ALWAYS_INLINE;    \
+                                        \
+template<class T, std::size_t Rows, std::size_t Cols>                \
+XprMatrix<                                    \
+  XprBinOp<                                    \
+    Fcnl_##NAME< TP, T>,                            \
+    XprLiteral< TP >,                                \
+    MatrixConstReference<T, Rows, Cols>                        \
+  >,                                        \
+  Rows, Cols                                    \
+>                                        \
+operator OP (TP lhs, const Matrix<T, Rows, Cols>& rhs) TVMET_CXX_ALWAYS_INLINE;
+
+// integer operators only, e.g used on double you wil get an error
+namespace element_wise {
+  TVMET_DECLARE_MACRO(mod, %, int)
+  TVMET_DECLARE_MACRO(bitxor, ^, int)
+  TVMET_DECLARE_MACRO(bitand, &, int)
+  TVMET_DECLARE_MACRO(bitor, |, int)
+  TVMET_DECLARE_MACRO(shl, <<, int)
+  TVMET_DECLARE_MACRO(shr, >>, int)
+}
+
+// necessary operators for eval functions
+TVMET_DECLARE_MACRO(greater, >, int)
+TVMET_DECLARE_MACRO(less, <, int)
+TVMET_DECLARE_MACRO(greater_eq, >=, int)
+TVMET_DECLARE_MACRO(less_eq, <=, int)
+TVMET_DECLARE_MACRO(eq, ==, int)
+TVMET_DECLARE_MACRO(not_eq, !=, int)
+TVMET_DECLARE_MACRO(and, &&, int)
+TVMET_DECLARE_MACRO(or, ||, int)
+
+#if defined(TVMET_HAVE_LONG_LONG)
+// integer operators only
+namespace element_wise {
+  TVMET_DECLARE_MACRO(mod, %, long long int)
+  TVMET_DECLARE_MACRO(bitxor, ^, long long int)
+  TVMET_DECLARE_MACRO(bitand, &, long long int)
+  TVMET_DECLARE_MACRO(bitor, |, long long int)
+  TVMET_DECLARE_MACRO(shl, <<, long long int)
+  TVMET_DECLARE_MACRO(shr, >>, long long int)
+}
+
+// necessary operators for eval functions
+TVMET_DECLARE_MACRO(greater, >, long long int)
+TVMET_DECLARE_MACRO(less, <, long long int)
+TVMET_DECLARE_MACRO(greater_eq, >=, long long int)
+TVMET_DECLARE_MACRO(less_eq, <=, long long int)
+TVMET_DECLARE_MACRO(eq, ==, long long int)
+TVMET_DECLARE_MACRO(not_eq, !=, long long int)
+TVMET_DECLARE_MACRO(and, &&, long long int)
+TVMET_DECLARE_MACRO(or, ||, long long int)
+#endif // defined(TVMET_HAVE_LONG_LONG)
+
+// necessary operators for eval functions
+TVMET_DECLARE_MACRO(greater, >, float)
+TVMET_DECLARE_MACRO(less, <, float)
+TVMET_DECLARE_MACRO(greater_eq, >=, float)
+TVMET_DECLARE_MACRO(less_eq, <=, float)
+TVMET_DECLARE_MACRO(eq, ==, float)
+TVMET_DECLARE_MACRO(not_eq, !=, float)
+TVMET_DECLARE_MACRO(and, &&, float)
+TVMET_DECLARE_MACRO(or, ||, float)
+
+// necessary operators for eval functions
+TVMET_DECLARE_MACRO(greater, >, double)
+TVMET_DECLARE_MACRO(less, <, double)
+TVMET_DECLARE_MACRO(greater_eq, >=, double)
+TVMET_DECLARE_MACRO(less_eq, <=, double)
+TVMET_DECLARE_MACRO(eq, ==, double)
+TVMET_DECLARE_MACRO(not_eq, !=, double)
+TVMET_DECLARE_MACRO(and, &&, double)
+TVMET_DECLARE_MACRO(or, ||, double)
+
+#if defined(TVMET_HAVE_LONG_DOUBLE)
+// necessary operators for eval functions
+TVMET_DECLARE_MACRO(greater, >, long double)
+TVMET_DECLARE_MACRO(less, <, long double)
+TVMET_DECLARE_MACRO(greater_eq, >=, long double)
+TVMET_DECLARE_MACRO(less_eq, <=, long double)
+TVMET_DECLARE_MACRO(eq, ==, long double)
+TVMET_DECLARE_MACRO(not_eq, !=, long double)
+TVMET_DECLARE_MACRO(and, &&, long double)
+TVMET_DECLARE_MACRO(or, ||, long double)
+#endif // defined(TVMET_HAVE_LONG_DOUBLE)
+
+#undef TVMET_DECLARE_MACRO
+
+
+
+
+/*++++++++++++++++++++++++++++++++++++++++++++++++++++++++
+ * global unary operators
+ *+++++++++++++++++++++++++++++++++++++++++++++++++++++++*/
+
+
+/*
+ * unary_operator(Matrix<T, Rows, Cols>)
+ * Note: per se element wise
+ */
+#define TVMET_DECLARE_MACRO(NAME, OP)                    \
+template <class T, std::size_t Rows, std::size_t Cols>            \
+XprMatrix<                                \
+  XprUnOp<                                \
+    Fcnl_##NAME<T>,                            \
+    MatrixConstReference<T, Rows, Cols>                    \
+  >,                                    \
+  Rows, Cols                                \
+>                                    \
+operator OP (const Matrix<T, Rows, Cols>& rhs) TVMET_CXX_ALWAYS_INLINE;
+
+TVMET_DECLARE_MACRO(not, !)
+TVMET_DECLARE_MACRO(compl, ~)
+TVMET_DECLARE_MACRO(neg, -)
+#undef TVMET_DECLARE_MACRO
+
+
+/*********************************************************
+ * PART II: IMPLEMENTATION
+ *********************************************************/
+
+
+/**
+ * \fn operator<<(std::ostream& os, const Matrix<T, Rows, Cols>& rhs)
+ * \brief Overload operator for i/o
+ * \ingroup _binary_operator
+ */
+template<class T, std::size_t Rows, std::size_t Cols>
+inline
+std::ostream& operator<<(std::ostream& os, const Matrix<T, Rows, Cols>& rhs) {
+  return rhs.print_on(os);
+}
+
+
+/*++++++++++++++++++++++++++++++++++++++++++++++++++++++++
+ * Member operators (arithmetic and bit ops)
+ *++++++++++++++++++++++++++++++++++++++++++++++++++++++++*/
+
+
+/*
+ * update_operator(Matrix<T1, Rows, Cols>, Matrix<T2, Rows, Cols>)
+ * update_operator(Matrix<T1, Rows, Cols>, XprMatrix<E, Rows, Cols> rhs)
+ * Note: per se element wise
+ * \todo: the operator*= can have element wise mul oder product, decide!
+ */
+#define TVMET_IMPLEMENT_MACRO(NAME, OP)                        \
+template<class T1, class T2, std::size_t Rows, std::size_t Cols>        \
+inline                                         \
+Matrix<T1, Rows, Cols>&                                \
+operator OP (Matrix<T1, Rows, Cols>& lhs, const Matrix<T2, Rows, Cols>& rhs) {    \
+  return lhs.M_##NAME(rhs);                            \
+}                                        \
+                                        \
+template<class T, class E, std::size_t Rows,  std::size_t Cols>            \
+inline                                         \
+Matrix<T, Rows, Cols>&                                \
+operator OP (Matrix<T, Rows, Cols>& lhs, const XprMatrix<E, Rows, Cols>& rhs) {    \
+  return lhs.M_##NAME(rhs);                            \
+}
+
+TVMET_IMPLEMENT_MACRO(add_eq, +=)        // per se element wise
+TVMET_IMPLEMENT_MACRO(sub_eq, -=)        // per se element wise
+namespace element_wise {
+  TVMET_IMPLEMENT_MACRO(mul_eq, *=)        // see note
+  TVMET_IMPLEMENT_MACRO(div_eq, /=)        // not defined for vectors
+}
+
+// integer operators only, e.g used on double you wil get an error
+namespace element_wise {
+  TVMET_IMPLEMENT_MACRO(mod_eq, %=)
+  TVMET_IMPLEMENT_MACRO(xor_eq, ^=)
+  TVMET_IMPLEMENT_MACRO(and_eq, &=)
+  TVMET_IMPLEMENT_MACRO(or_eq, |=)
+  TVMET_IMPLEMENT_MACRO(shl_eq, <<=)
+  TVMET_IMPLEMENT_MACRO(shr_eq, >>=)
+}
+
+#undef TVMET_IMPLEMENT_MACRO
+
+
+/*++++++++++++++++++++++++++++++++++++++++++++++++++++++++
+ * Matrix arithmetic operators implemented by functions
+ * add, sub, mul and div
+ *+++++++++++++++++++++++++++++++++++++++++++++++++++++++*/
+
+
+/*
+ * operator(Matrix<T1, Rows, Cols>, Matrix<T2, Rows, Cols>)
+ * operator(XprMatrix<E, Rows, Cols>, Matrix<T, Rows, Cols>)
+ * operator(Matrix<T, Rows, Cols>, XprMatrix<E, Rows, Cols>)
+ * Note: per se element wise
+ */
+#define TVMET_IMPLEMENT_MACRO(NAME, OP)                              \
+template<class T1, class T2, std::size_t Rows, std::size_t Cols>              \
+inline                                              \
+XprMatrix<                                          \
+  XprBinOp<                                          \
+    Fcnl_##NAME<T1, T2>,                                  \
+    MatrixConstReference<T1, Rows, Cols>,                          \
+    MatrixConstReference<T2, Rows, Cols>                          \
+  >,                                              \
+  Rows, Cols                                          \
+>                                              \
+operator OP (const Matrix<T1, Rows, Cols>& lhs,    const Matrix<T2, Rows, Cols>& rhs) {  \
+  return NAME(lhs, rhs);                                  \
+}                                              \
+                                              \
+template<class E, class T, std::size_t Rows, std::size_t Cols>                  \
+inline                                              \
+XprMatrix<                                          \
+  XprBinOp<                                          \
+    Fcnl_##NAME<typename E::value_type, T>,                          \
+    XprMatrix<E, Rows, Cols>,                                  \
+    MatrixConstReference<T, Rows, Cols>                              \
+  >,                                              \
+  Rows, Cols                                          \
+>                                              \
+operator OP (const XprMatrix<E, Rows, Cols>& lhs, const Matrix<T, Rows, Cols>& rhs) { \
+  return NAME(lhs, rhs);                                  \
+}                                              \
+                                              \
+template<class T, class E, std::size_t Rows, std::size_t Cols>                  \
+inline                                              \
+XprMatrix<                                          \
+  XprBinOp<                                          \
+    Fcnl_##NAME<typename E::value_type, T>,                          \
+    MatrixConstReference<T, Rows, Cols>,                          \
+    XprMatrix<E, Rows, Cols>                                  \
+  >,                                              \
+  Rows, Cols                                          \
+>                                              \
+operator OP (const Matrix<T, Rows, Cols>& lhs, const XprMatrix<E, Rows, Cols>& rhs) { \
+  return NAME(lhs, rhs);                                  \
+}
+
+TVMET_IMPLEMENT_MACRO(add, +)            // per se element wise
+TVMET_IMPLEMENT_MACRO(sub, -)            // per se element wise
+namespace element_wise {
+  TVMET_IMPLEMENT_MACRO(mul, *)            // see as prod()
+  TVMET_IMPLEMENT_MACRO(div, /)            // not defined for matrizes
+}
+#undef TVMET_IMPLEMENT_MACRO
+
+
+/*
+ * operator(Matrix<T, Rows, Cols>, POD)
+ * operator(POD, Matrix<T, Rows, Cols>)
+ * Note: operations +,-,*,/ are per se element wise
+ */
+#define TVMET_IMPLEMENT_MACRO(NAME, OP, POD)            \
+template<class T, std::size_t Rows, std::size_t Cols>        \
+inline                                \
+XprMatrix<                            \
+  XprBinOp<                            \
+    Fcnl_##NAME<T, POD >,                    \
+    MatrixConstReference<T, Rows, Cols>,            \
+    XprLiteral<POD >                        \
+  >,                                \
+  Rows, Cols                            \
+>                                \
+operator OP (const Matrix<T, Rows, Cols>& lhs, POD rhs) {    \
+  return NAME (lhs, rhs);                    \
+}                                \
+                                \
+template<class T, std::size_t Rows, std::size_t Cols>        \
+inline                                \
+XprMatrix<                            \
+  XprBinOp<                            \
+    Fcnl_##NAME< POD, T>,                    \
+    XprLiteral< POD >,                        \
+    MatrixConstReference<T, Rows, Cols>                \
+  >,                                \
+  Rows, Cols                            \
+>                                \
+operator OP (POD lhs, const Matrix<T, Rows, Cols>& rhs) {    \
+  return NAME (lhs, rhs);                    \
+}
+
+TVMET_IMPLEMENT_MACRO(add, +, int)
+TVMET_IMPLEMENT_MACRO(sub, -, int)
+TVMET_IMPLEMENT_MACRO(mul, *, int)
+TVMET_IMPLEMENT_MACRO(div, /, int)
+
+#if defined(TVMET_HAVE_LONG_LONG)
+TVMET_IMPLEMENT_MACRO(add, +, long long int)
+TVMET_IMPLEMENT_MACRO(sub, -, long long int)
+TVMET_IMPLEMENT_MACRO(mul, *, long long int)
+TVMET_IMPLEMENT_MACRO(div, /, long long int)
+#endif // defined(TVMET_HAVE_LONG_LONG)
+
+TVMET_IMPLEMENT_MACRO(add, +, float)
+TVMET_IMPLEMENT_MACRO(sub, -, float)
+TVMET_IMPLEMENT_MACRO(mul, *, float)
+TVMET_IMPLEMENT_MACRO(div, /, float)
+
+TVMET_IMPLEMENT_MACRO(add, +, double)
+TVMET_IMPLEMENT_MACRO(sub, -, double)
+TVMET_IMPLEMENT_MACRO(mul, *, double)
+TVMET_IMPLEMENT_MACRO(div, /, double)
+
+#if defined(TVMET_HAVE_LONG_DOUBLE)
+TVMET_IMPLEMENT_MACRO(add, +, long double)
+TVMET_IMPLEMENT_MACRO(sub, -, long double)
+TVMET_IMPLEMENT_MACRO(mul, *, long double)
+TVMET_IMPLEMENT_MACRO(div, /, long double)
+#endif // defined(TVMET_HAVE_LONG_DOUBLE)
+
+#undef TVMET_IMPLEMENT_MACRO
+
+
+#if defined(TVMET_HAVE_COMPLEX)
+/*
+ * operator(Matrix<T, Rows, Cols>, complex<T>)
+ * operator(complex<T>, Matrix<T, Rows, Cols>)
+ * Note: operations +,-,*,/ are per se element wise
+ * \todo type promotion
+ */
+#define TVMET_IMPLEMENT_MACRO(NAME, OP)                \
+template<class T, std::size_t Rows, std::size_t Cols>        \
+inline                                \
+XprMatrix<                            \
+  XprBinOp<                            \
+    Fcnl_##NAME< std::complex<T>, std::complex<T> >,        \
+    MatrixConstReference< std::complex<T>, Rows, Cols>,        \
+    XprLiteral<std::complex<T> >                \
+  >,                                \
+  Rows, Cols                            \
+>                                \
+operator OP (const Matrix< std::complex<T>, Rows, Cols>& lhs,    \
+         const std::complex<T>& rhs) {            \
+  return NAME (lhs, rhs);                    \
+}                                \
+                                \
+template<class T, std::size_t Rows, std::size_t Cols>        \
+inline                                \
+XprMatrix<                            \
+  XprBinOp<                            \
+    Fcnl_##NAME< std::complex<T>, std::complex<T> >,        \
+    XprLiteral< std::complex<T> >,                \
+    MatrixConstReference< std::complex<T>, Rows, Cols>        \
+  >,                                \
+  Rows, Cols                            \
+>                                \
+operator OP (const std::complex<T>& lhs,            \
+         const Matrix< std::complex<T>, Rows, Cols>& rhs) {    \
+  return NAME (lhs, rhs);                    \
+}
+
+TVMET_IMPLEMENT_MACRO(add, +)
+TVMET_IMPLEMENT_MACRO(sub, -)
+TVMET_IMPLEMENT_MACRO(mul, *)
+TVMET_IMPLEMENT_MACRO(div, /)
+
+#undef TVMET_IMPLEMENT_MACRO
+
+#endif // defined(TVMET_HAVE_COMPLEX)
+
+
+/*++++++++++++++++++++++++++++++++++++++++++++++++++++++++
+ * matrix specific operator*() = prod() operations
+ *+++++++++++++++++++++++++++++++++++++++++++++++++++++++*/
+
+
+/**
+ * \fn operator*(const Matrix<T1, Rows1, Cols1>& lhs, const Matrix<T2, Cols1, Cols2>& rhs)
+ * \brief multiply two Matrices.
+ * \ingroup _binary_operator
+ * \note The rows2 has to be equal to cols1.
+ * \sa prod(const Matrix<T1, Rows1, Cols1>& lhs, const Matrix<T2, Cols1, Cols2>& rhs)
+ */
+template<class T1, std::size_t Rows1, std::size_t Cols1,
+     class T2, std::size_t Cols2>
+inline
+XprMatrix<
+  XprMMProduct<
+    MatrixConstReference<T1, Rows1, Cols1>, Rows1, Cols1,
+    MatrixConstReference<T2, Cols1, Cols2>, Cols2
+  >,
+  Rows1, Cols2
+>
+operator*(const Matrix<T1, Rows1, Cols1>& lhs, const Matrix<T2, Cols1, Cols2>& rhs) {
+  return prod(lhs, rhs);
+}
+
+
+/**
+ * \fn operator*(const XprMatrix<E1, Rows1, Cols1>& lhs, const Matrix<T2, Cols1, Cols2>& rhs)
+ * \brief Evaluate the product of XprMatrix and Matrix.
+ * \ingroup _binary_operator
+ * \sa prod(const XprMatrix<E1, Rows1, Cols1>& lhs, const Matrix<T2, Cols1, Cols2>& rhs)
+ */
+template<class E1, std::size_t Rows1, std::size_t Cols1,
+     class T2, std::size_t Cols2>
+inline
+XprMatrix<
+  XprMMProduct<
+    XprMatrix<E1, Rows1, Cols1>, Rows1, Cols1,
+    MatrixConstReference<T2, Cols1, Cols2>, Cols2
+  >,
+  Rows1, Cols2
+>
+operator*(const XprMatrix<E1, Rows1, Cols1>& lhs, const Matrix<T2, Cols1, Cols2>& rhs) {
+  return prod(lhs, rhs);
+}
+
+
+/**
+ * \fn operator*(const Matrix<T1, Rows1, Cols1>& lhs, const XprMatrix<E2, Cols1, Cols2>& rhs)
+ * \brief Evaluate the product of Matrix and XprMatrix.
+ * \ingroup _binary_operator
+ * \sa prod(const Matrix<T, Rows1, Cols1>& lhs, const XprMatrix<E, Cols1, Cols2>& rhs)
+ */
+template<class T1, std::size_t Rows1, std::size_t Cols1,
+     class E2, std::size_t Cols2>
+inline
+XprMatrix<
+  XprMMProduct<
+    MatrixConstReference<T1, Rows1, Cols1>, Rows1, Cols1,
+    XprMatrix<E2, Cols1, Cols2>, Cols2
+  >,
+  Rows1, Cols2
+>
+operator*(const Matrix<T1, Rows1, Cols1>& lhs, const XprMatrix<E2, Cols1, Cols2>& rhs) {
+  return prod(lhs, rhs);
+}
+
+
+/*++++++++++++++++++++++++++++++++++++++++++++++++++++++++
+ * matrix-vector specific prod( ... ) operators
+ *+++++++++++++++++++++++++++++++++++++++++++++++++++++++*/
+
+
+/**
+ * \fn operator*(const Matrix<T1, Rows, Cols>& lhs, const Vector<T2, Cols>& rhs)
+ * \brief multiply a Matrix with a Vector.
+ * \ingroup _binary_operator
+ * \note The length of the Vector has to be equal to the number of Columns.
+ * \sa prod(const Matrix<T1, Rows, Cols>& m, const Vector<T2, Cols>& v)
+ */
+template<class T1, std::size_t Rows, std::size_t Cols, class T2>
+inline
+XprVector<
+  XprMVProduct<
+    MatrixConstReference<T1, Rows, Cols>, Rows, Cols,
+    VectorConstReference<T2, Cols>
+  >,
+  Rows
+>
+operator*(const Matrix<T1, Rows, Cols>& lhs, const Vector<T2, Cols>& rhs) {
+  return prod(lhs, rhs);
+}
+
+
+/**
+ * \fn operator*(const Matrix<T1, Rows, Cols>& lhs, const XprVector<E2, Cols>& rhs)
+ * \brief Function for the matrix-vector-product
+ * \ingroup _binary_operator
+ * \sa prod(const Matrix<T, Rows, Cols>& lhs, const XprVector<E, Cols>& rhs)
+ */
+template<class T1, class E2, std::size_t Rows, std::size_t Cols>
+inline
+XprVector<
+  XprMVProduct<
+    MatrixConstReference<T1, Rows, Cols>, Rows, Cols,
+    XprVector<E2, Cols>
+  >,
+  Rows
+>
+operator*(const Matrix<T1, Rows, Cols>& lhs, const XprVector<E2, Cols>& rhs) {
+  return prod(lhs, rhs);
+}
+
+
+/**
+ * \fn operator*(const XprMatrix<E1, Rows, Cols>& lhs, const Vector<T2, Cols>& rhs)
+ * \brief Compute the product of an XprMatrix with a Vector.
+ * \ingroup _binary_operator
+ * \sa prod(const XprMatrix<E, Rows, Cols>& lhs, const Vector<T, Cols>& rhs)
+ */
+template<class E1, class T2, std::size_t Rows, std::size_t Cols>
+inline
+XprVector<
+  XprMVProduct<
+    XprMatrix<E1, Rows, Cols>, Rows, Cols,
+    VectorConstReference<T2, Cols>
+  >,
+  Rows
+>
+operator*(const XprMatrix<E1, Rows, Cols>& lhs, const Vector<T2, Cols>& rhs) {
+  return prod(lhs, rhs);
+}
+
+
+/*++++++++++++++++++++++++++++++++++++++++++++++++++++++++
+ * Matrix integer and compare operators
+ *+++++++++++++++++++++++++++++++++++++++++++++++++++++++*/
+
+
+/*
+ * operator(Matrix<T1, Rows, Cols>, Matrix<T2, Rows, Cols>)
+ * operator(XprMatrix<E>, Matrix<T, Rows, Cols>)
+ * operator(Matrix<T, Rows, Cols>, XprMatrix<E>)
+ * Note: operations are per se element wise
+ */
+#define TVMET_IMPLEMENT_MACRO(NAME, OP)                            \
+template<class T1, std::size_t Rows, std::size_t Cols,                    \
+     class T2>                                    \
+inline                                            \
+XprMatrix<                                        \
+  XprBinOp<                                        \
+    Fcnl_##NAME<T1, T2>,                                \
+    MatrixConstReference<T1, Rows, Cols>,                        \
+    MatrixConstReference<T2, Rows, Cols>                        \
+  >,                                            \
+  Rows, Cols                                        \
+>                                            \
+operator OP (const Matrix<T1, Rows, Cols>& lhs,                        \
+         const Matrix<T2, Rows, Cols>& rhs) {                    \
+  typedef XprBinOp <                                    \
+    Fcnl_##NAME<T1, T2>,                                \
+    MatrixConstReference<T1, Rows, Cols>,                        \
+    MatrixConstReference<T2, Rows, Cols>                        \
+  >                            expr_type;            \
+  return XprMatrix<expr_type, Rows, Cols>(expr_type(lhs.const_ref(), rhs.const_ref()));    \
+}                                            \
+                                            \
+template<class E,                                    \
+     class T, std::size_t Rows, std::size_t Cols>                    \
+inline                                            \
+XprMatrix<                                        \
+  XprBinOp<                                        \
+    Fcnl_##NAME<typename E::value_type, T>,                        \
+    XprMatrix<E, Rows, Cols>,                                \
+    MatrixConstReference<T, Rows, Cols>                            \
+  >,                                            \
+  Rows, Cols                                        \
+>                                            \
+operator OP (const XprMatrix<E, Rows, Cols>& lhs, const Matrix<T, Rows, Cols>& rhs) {    \
+  typedef XprBinOp<                                    \
+    Fcnl_##NAME<typename E::value_type, T>,                        \
+    XprMatrix<E, Rows, Cols>,                                \
+    MatrixConstReference<T, Rows, Cols>                            \
+  >                              expr_type;            \
+  return XprMatrix<expr_type, Rows, Cols>(expr_type(lhs, rhs.const_ref()));        \
+}                                            \
+                                            \
+template<class T, std::size_t Rows, std::size_t Cols,                    \
+     class E>                                    \
+inline                                            \
+XprMatrix<                                        \
+  XprBinOp<                                        \
+    Fcnl_##NAME<typename E::value_type, T>,                        \
+    MatrixConstReference<T, Rows, Cols>,                        \
+    XprMatrix<E, Rows, Cols>                                \
+  >,                                            \
+  Rows, Cols                                        \
+>                                            \
+operator OP (const Matrix<T, Rows, Cols>& lhs, const XprMatrix<E, Rows, Cols>& rhs) {    \
+  typedef XprBinOp<                                    \
+    Fcnl_##NAME<T, typename E::value_type>,                        \
+    MatrixConstReference<T, Rows, Cols>,                        \
+    XprMatrix<E, Rows, Cols>                                \
+  >                              expr_type;            \
+  return XprMatrix<expr_type, Rows, Cols>(expr_type(lhs.const_ref(), rhs));        \
+}
+
+// integer operators only, e.g used on double you wil get an error
+namespace element_wise {
+  TVMET_IMPLEMENT_MACRO(mod, %)
+  TVMET_IMPLEMENT_MACRO(bitxor, ^)
+  TVMET_IMPLEMENT_MACRO(bitand, &)
+  TVMET_IMPLEMENT_MACRO(bitor, |)
+  TVMET_IMPLEMENT_MACRO(shl, <<)
+  TVMET_IMPLEMENT_MACRO(shr, >>)
+}
+
+// necessary operators for eval functions
+TVMET_IMPLEMENT_MACRO(greater, >)
+TVMET_IMPLEMENT_MACRO(less, <)
+TVMET_IMPLEMENT_MACRO(greater_eq, >=)
+TVMET_IMPLEMENT_MACRO(less_eq, <=)
+TVMET_IMPLEMENT_MACRO(eq, ==)
+TVMET_IMPLEMENT_MACRO(not_eq, !=)
+TVMET_IMPLEMENT_MACRO(and, &&)
+TVMET_IMPLEMENT_MACRO(or, ||)
+
+#undef TVMET_IMPLEMENT_MACRO
+
+
+#if defined(TVMET_HAVE_COMPLEX)
+/*
+ * operator(Matrix<T, Rows, Cols>, complex<T>)
+ * operator(complex<T>, Matrix<T, Rows, Cols>)
+ * Note: - per se element wise
+ *       - bit ops on complex<int> doesn't make sense, stay away
+ * \todo type promotion
+ */
+#define TVMET_IMPLEMENT_MACRO(NAME, OP)                     \
+template<class T, std::size_t Rows, std::size_t Cols>             \
+inline                                     \
+XprMatrix<                                 \
+  XprBinOp<                                 \
+    Fcnl_##NAME< std::complex<T>, std::complex<T> >,             \
+    MatrixConstReference< std::complex<T>, Rows, Cols>,             \
+    XprLiteral<std::complex<T> >                     \
+  >,                                     \
+  Rows, Cols                                 \
+>                                     \
+operator OP (const Matrix< std::complex<T>, Rows, Cols>& lhs,         \
+         const std::complex<T>& rhs) {                 \
+  typedef XprBinOp<                             \
+    Fcnl_##NAME< std::complex<T>, std::complex<T> >,             \
+    MatrixConstReference< std::complex<T>, Rows, Cols>,             \
+    XprLiteral< std::complex<T> >                     \
+  >                            expr_type;   \
+  return XprMatrix<expr_type, Rows, Cols>(                 \
+    expr_type(lhs.const_ref(), XprLiteral< std::complex<T> >(rhs))); \
+}                                     \
+                                     \
+template<class T, std::size_t Rows, std::size_t Cols>             \
+inline                                     \
+XprMatrix<                                 \
+  XprBinOp<                                 \
+    Fcnl_##NAME< std::complex<T>, std::complex<T> >,             \
+    XprLiteral< std::complex<T> >,                     \
+    MatrixConstReference< std::complex<T>, Rows, Cols>             \
+  >,                                     \
+  Rows, Cols                                 \
+>                                     \
+operator OP (const std::complex<T>& lhs,                 \
+         const Matrix< std::complex<T>, Rows, Cols>& rhs) {         \
+  typedef XprBinOp<                             \
+    Fcnl_##NAME< std::complex<T>, std::complex<T> >,             \
+    XprLiteral< std::complex<T> >,                     \
+    MatrixConstReference<T, Rows, Cols>                     \
+  >                            expr_type;   \
+  return XprMatrix<expr_type, Rows, Cols>(                 \
+    expr_type(XprLiteral< std::complex<T> >(lhs), rhs.const_ref())); \
+}
+
+// necessary operators for eval functions
+TVMET_IMPLEMENT_MACRO(greater, >)
+TVMET_IMPLEMENT_MACRO(less, <)
+TVMET_IMPLEMENT_MACRO(greater_eq, >=)
+TVMET_IMPLEMENT_MACRO(less_eq, <=)
+TVMET_IMPLEMENT_MACRO(eq, ==)
+TVMET_IMPLEMENT_MACRO(not_eq, !=)
+TVMET_IMPLEMENT_MACRO(and, &&)
+TVMET_IMPLEMENT_MACRO(or, ||)
+
+#undef TVMET_IMPLEMENT_MACRO
+
+#endif // defined(TVMET_HAVE_COMPLEX)
+
+
+/*
+ * operator(Matrix<T, Rows, Cols>, POD)
+ * operator(POD, Matrix<T, Rows, Cols>)
+ * Note: operations are per se element wise
+ */
+#define TVMET_IMPLEMENT_MACRO(NAME, OP, TP)               \
+template<class T, std::size_t Rows, std::size_t Cols>           \
+inline                                   \
+XprMatrix<                               \
+  XprBinOp<                               \
+    Fcnl_##NAME<T, TP >,                       \
+    MatrixConstReference<T, Rows, Cols>,               \
+    XprLiteral<TP >                           \
+  >,                                   \
+  Rows, Cols                               \
+>                                   \
+operator OP (const Matrix<T, Rows, Cols>& lhs, TP rhs) {       \
+  typedef XprBinOp<                           \
+    Fcnl_##NAME<T, TP >,                       \
+    MatrixConstReference<T, Rows, Cols>,               \
+    XprLiteral< TP >                           \
+  >                            expr_type; \
+  return XprMatrix<expr_type, Rows, Cols>(               \
+    expr_type(lhs.const_ref(), XprLiteral< TP >(rhs)));           \
+}                                   \
+                                   \
+template<class T, std::size_t Rows, std::size_t Cols>           \
+inline                                   \
+XprMatrix<                               \
+  XprBinOp<                               \
+    Fcnl_##NAME< TP, T>,                       \
+    XprLiteral< TP >,                           \
+    MatrixConstReference<T, Rows, Cols>                   \
+  >,                                   \
+  Rows, Cols                               \
+>                                   \
+operator OP (TP lhs, const Matrix<T, Rows, Cols>& rhs) {       \
+  typedef XprBinOp<                           \
+    Fcnl_##NAME< TP, T>,                       \
+    XprLiteral< TP >,                           \
+    MatrixConstReference<T, Rows, Cols>                   \
+  >                            expr_type; \
+  return XprMatrix<expr_type, Rows, Cols>(               \
+    expr_type(XprLiteral< TP >(lhs), rhs.const_ref()));           \
+}
+
+// integer operators only, e.g used on double you wil get an error
+namespace element_wise {
+  TVMET_IMPLEMENT_MACRO(mod, %, int)
+  TVMET_IMPLEMENT_MACRO(bitxor, ^, int)
+  TVMET_IMPLEMENT_MACRO(bitand, &, int)
+  TVMET_IMPLEMENT_MACRO(bitor, |, int)
+  TVMET_IMPLEMENT_MACRO(shl, <<, int)
+  TVMET_IMPLEMENT_MACRO(shr, >>, int)
+}
+
+// necessary operators for eval functions
+TVMET_IMPLEMENT_MACRO(greater, >, int)
+TVMET_IMPLEMENT_MACRO(less, <, int)
+TVMET_IMPLEMENT_MACRO(greater_eq, >=, int)
+TVMET_IMPLEMENT_MACRO(less_eq, <=, int)
+TVMET_IMPLEMENT_MACRO(eq, ==, int)
+TVMET_IMPLEMENT_MACRO(not_eq, !=, int)
+TVMET_IMPLEMENT_MACRO(and, &&, int)
+TVMET_IMPLEMENT_MACRO(or, ||, int)
+
+#if defined(TVMET_HAVE_LONG_LONG)
+// integer operators only
+namespace element_wise {
+  TVMET_IMPLEMENT_MACRO(mod, %, long long int)
+  TVMET_IMPLEMENT_MACRO(bitxor, ^, long long int)
+  TVMET_IMPLEMENT_MACRO(bitand, &, long long int)
+  TVMET_IMPLEMENT_MACRO(bitor, |, long long int)
+  TVMET_IMPLEMENT_MACRO(shl, <<, long long int)
+  TVMET_IMPLEMENT_MACRO(shr, >>, long long int)
+}
+
+// necessary operators for eval functions
+TVMET_IMPLEMENT_MACRO(greater, >, long long int)
+TVMET_IMPLEMENT_MACRO(less, <, long long int)
+TVMET_IMPLEMENT_MACRO(greater_eq, >=, long long int)
+TVMET_IMPLEMENT_MACRO(less_eq, <=, long long int)
+TVMET_IMPLEMENT_MACRO(eq, ==, long long int)
+TVMET_IMPLEMENT_MACRO(not_eq, !=, long long int)
+TVMET_IMPLEMENT_MACRO(and, &&, long long int)
+TVMET_IMPLEMENT_MACRO(or, ||, long long int)
+#endif // defined(TVMET_HAVE_LONG_LONG)
+
+// necessary operators for eval functions
+TVMET_IMPLEMENT_MACRO(greater, >, float)
+TVMET_IMPLEMENT_MACRO(less, <, float)
+TVMET_IMPLEMENT_MACRO(greater_eq, >=, float)
+TVMET_IMPLEMENT_MACRO(less_eq, <=, float)
+TVMET_IMPLEMENT_MACRO(eq, ==, float)
+TVMET_IMPLEMENT_MACRO(not_eq, !=, float)
+TVMET_IMPLEMENT_MACRO(and, &&, float)
+TVMET_IMPLEMENT_MACRO(or, ||, float)
+
+// necessary operators for eval functions
+TVMET_IMPLEMENT_MACRO(greater, >, double)
+TVMET_IMPLEMENT_MACRO(less, <, double)
+TVMET_IMPLEMENT_MACRO(greater_eq, >=, double)
+TVMET_IMPLEMENT_MACRO(less_eq, <=, double)
+TVMET_IMPLEMENT_MACRO(eq, ==, double)
+TVMET_IMPLEMENT_MACRO(not_eq, !=, double)
+TVMET_IMPLEMENT_MACRO(and, &&, double)
+TVMET_IMPLEMENT_MACRO(or, ||, double)
+
+#if defined(TVMET_HAVE_LONG_DOUBLE)
+// necessary operators for eval functions
+TVMET_IMPLEMENT_MACRO(greater, >, long double)
+TVMET_IMPLEMENT_MACRO(less, <, long double)
+TVMET_IMPLEMENT_MACRO(greater_eq, >=, long double)
+TVMET_IMPLEMENT_MACRO(less_eq, <=, long double)
+TVMET_IMPLEMENT_MACRO(eq, ==, long double)
+TVMET_IMPLEMENT_MACRO(not_eq, !=, long double)
+TVMET_IMPLEMENT_MACRO(and, &&, long double)
+TVMET_IMPLEMENT_MACRO(or, ||, long double)
+#endif // defined(TVMET_HAVE_LONG_DOUBLE)
+
+#undef TVMET_IMPLEMENT_MACRO
+
+
+
+
+/*++++++++++++++++++++++++++++++++++++++++++++++++++++++++
+ * global unary operators
+ *+++++++++++++++++++++++++++++++++++++++++++++++++++++++*/
+
+
+/*
+ * unary_operator(Matrix<T, Rows, Cols>)
+ * Note: per se element wise
+ */
+#define TVMET_IMPLEMENT_MACRO(NAME, OP)                       \
+template <class T, std::size_t Rows, std::size_t Cols>               \
+inline                                       \
+XprMatrix<                                   \
+  XprUnOp<                                   \
+    Fcnl_##NAME<T>,                               \
+    MatrixConstReference<T, Rows, Cols>                       \
+  >,                                       \
+  Rows, Cols                                   \
+>                                       \
+operator OP (const Matrix<T, Rows, Cols>& rhs) {               \
+  typedef XprUnOp<                               \
+    Fcnl_##NAME<T>,                               \
+    MatrixConstReference<T, Rows, Cols>                       \
+  >                               expr_type;    \
+  return XprMatrix<expr_type, Rows, Cols>(expr_type(rhs.const_ref())); \
+}
+
+TVMET_IMPLEMENT_MACRO(not, !)
+TVMET_IMPLEMENT_MACRO(compl, ~)
+TVMET_IMPLEMENT_MACRO(neg, -)
+#undef TVMET_IMPLEMENT_MACRO
+
+
+} // namespace tvmet
+
+#endif // TVMET_MATRIX_OPERATORS_H
+
+// Local Variables:
+// mode:C++
+// tab-width:8
+// End: