2014 Eurobot fork
Dependencies: mbed-rtos mbed QEI
tvmet/xpr/MatrixTranspose.h
- Committer:
- madcowswe
- Date:
- 2013-04-06
- Revision:
- 15:9c5aaeda36dc
File content as of revision 15:9c5aaeda36dc:
/* * 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: MatrixTranspose.h,v 1.15 2007-06-23 15:59:00 opetzold Exp $ */ #ifndef TVMET_XPR_MATRIX_TRANSPOSE_H #define TVMET_XPR_MATRIX_TRANSPOSE_H namespace tvmet { /** * \class XprMatrixTranspose MatrixTranspose.h "tvmet/xpr/MatrixTranspose.h" * \brief Expression for transpose matrix */ template<class E> class XprMatrixTranspose : public TvmetBase< XprMatrixTranspose<E> > { XprMatrixTranspose(); XprMatrixTranspose& operator=(const XprMatrixTranspose&); public: typedef typename E::value_type value_type; /** Complexity counter. */ enum { ops_expr = E::ops, ops = 1 * ops_expr }; public: /** Constructor. */ explicit XprMatrixTranspose(const E& e) : m_expr(e) { } /** Copy Constructor. Not explicit! */ #if defined(TVMET_OPTIMIZE_XPR_MANUAL_CCTOR) XprMatrixTranspose(const XprMatrixTranspose& e) : m_expr(e.m_expr) { } #endif /** index operator for arrays/matrices. This simple swap the index access for transpose. */ value_type operator()(std::size_t i, std::size_t j) const { return m_expr(j, i); } public: // debugging Xpr parse tree void print_xpr(std::ostream& os, std::size_t l=0) const { os << IndentLevel(l++) << "XprMatrixTranspose[O=" << ops << ", (O=" << ops_expr << ")]<" << std::endl; m_expr.print_xpr(os, l); os << IndentLevel(--l) << ">," << std::endl; } private: const E m_expr; }; } // namespace tvmet #endif // TVMET_XPR_MATRIX_TRANSPOSE_H // Local Variables: // mode:C++ // tab-width:8 // End: