comparison armadillo-2.4.4/include/armadillo_bits/access.hpp @ 0:8b6102e2a9b0

Armadillo Library

+// Copyright (C) 2008-2010 NICTA (www.nicta.com.au)
+// Copyright (C) 2008-2010 Conrad Sanderson
+// 
+// This file is part of the Armadillo C++ library.
+// It is provided without any warranty of fitness
+// for any purpose. You can redistribute this file
+// and/or modify it under the terms of the GNU
+// Lesser General Public License (LGPL) as published
+// by the Free Software Foundation, either version 3
+// of the License or (at your option) any later version.
+// (see http://www.opensource.org/licenses for more info)
+
+
+//! \addtogroup access
+//! @{
+
+
+class access
+  {
+  public:
+  
+  //! internal function to allow modification of data declared as read-only
+  template<typename T1> arma_inline static T1& rw(const T1& x) { return const_cast<T1&>(x); }
+
+  //! internal function to obtain the real part of either a plain number or a complex number
+  template<typename eT> arma_inline static const eT& tmp_real(const eT&              X) { return X;        }
+  template<typename  T> arma_inline static const   T tmp_real(const std::complex<T>& X) { return X.real(); }
+  };
+
+
+//! @}