Shuto Naruse / Mbed 2 deprecated Eurobot2012_Secondary

Eurobot2012_Secondary

Fork of Eurobot_2012_Secondary by Shuto Naruse

tvmet/xpr/MatrixTranspose.h@1:cc2a9eb0bd55, 2012-10-17 (annotated)

Committer:
narshu
Date:
Wed Oct 17 22:25:31 2012 +0000
Revision:
1:cc2a9eb0bd55
Commit before publishing

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narshu 1:cc2a9eb0bd55 1 /*
narshu 1:cc2a9eb0bd55 2 * Tiny Vector Matrix Library
narshu 1:cc2a9eb0bd55 3 * Dense Vector Matrix Libary of Tiny size using Expression Templates
narshu 1:cc2a9eb0bd55 4 *
narshu 1:cc2a9eb0bd55 5 * Copyright (C) 2001 - 2007 Olaf Petzold <opetzold@users.sourceforge.net>
narshu 1:cc2a9eb0bd55 6 *
narshu 1:cc2a9eb0bd55 7 * This library is free software; you can redistribute it and/or
narshu 1:cc2a9eb0bd55 8 * modify it under the terms of the GNU lesser General Public
narshu 1:cc2a9eb0bd55 9 * License as published by the Free Software Foundation; either
narshu 1:cc2a9eb0bd55 10 * version 2.1 of the License, or (at your option) any later version.
narshu 1:cc2a9eb0bd55 11 *
narshu 1:cc2a9eb0bd55 12 * This library is distributed in the hope that it will be useful,
narshu 1:cc2a9eb0bd55 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
narshu 1:cc2a9eb0bd55 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
narshu 1:cc2a9eb0bd55 15 * lesser General Public License for more details.
narshu 1:cc2a9eb0bd55 16 *
narshu 1:cc2a9eb0bd55 17 * You should have received a copy of the GNU lesser General Public
narshu 1:cc2a9eb0bd55 18 * License along with this library; if not, write to the Free Software
narshu 1:cc2a9eb0bd55 19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
narshu 1:cc2a9eb0bd55 20 *
narshu 1:cc2a9eb0bd55 21 * $Id: MatrixTranspose.h,v 1.15 2007-06-23 15:59:00 opetzold Exp $
narshu 1:cc2a9eb0bd55 22 */
narshu 1:cc2a9eb0bd55 23
narshu 1:cc2a9eb0bd55 24 #ifndef TVMET_XPR_MATRIX_TRANSPOSE_H
narshu 1:cc2a9eb0bd55 25 #define TVMET_XPR_MATRIX_TRANSPOSE_H
narshu 1:cc2a9eb0bd55 26
narshu 1:cc2a9eb0bd55 27 namespace tvmet {
narshu 1:cc2a9eb0bd55 28
narshu 1:cc2a9eb0bd55 29
narshu 1:cc2a9eb0bd55 30 /**
narshu 1:cc2a9eb0bd55 31 * \class XprMatrixTranspose MatrixTranspose.h "tvmet/xpr/MatrixTranspose.h"
narshu 1:cc2a9eb0bd55 32 * \brief Expression for transpose matrix
narshu 1:cc2a9eb0bd55 33 */
narshu 1:cc2a9eb0bd55 34 template<class E>
narshu 1:cc2a9eb0bd55 35 class XprMatrixTranspose
narshu 1:cc2a9eb0bd55 36 : public TvmetBase< XprMatrixTranspose<E> >
narshu 1:cc2a9eb0bd55 37 {
narshu 1:cc2a9eb0bd55 38 XprMatrixTranspose();
narshu 1:cc2a9eb0bd55 39 XprMatrixTranspose& operator=(const XprMatrixTranspose&);
narshu 1:cc2a9eb0bd55 40
narshu 1:cc2a9eb0bd55 41 public:
narshu 1:cc2a9eb0bd55 42 typedef typename E::value_type value_type;
narshu 1:cc2a9eb0bd55 43
narshu 1:cc2a9eb0bd55 44 /** Complexity counter. */
narshu 1:cc2a9eb0bd55 45 enum {
narshu 1:cc2a9eb0bd55 46 ops_expr = E::ops,
narshu 1:cc2a9eb0bd55 47 ops = 1 * ops_expr
narshu 1:cc2a9eb0bd55 48 };
narshu 1:cc2a9eb0bd55 49
narshu 1:cc2a9eb0bd55 50 public:
narshu 1:cc2a9eb0bd55 51 /** Constructor. */
narshu 1:cc2a9eb0bd55 52 explicit XprMatrixTranspose(const E& e)
narshu 1:cc2a9eb0bd55 53 : m_expr(e)
narshu 1:cc2a9eb0bd55 54 { }
narshu 1:cc2a9eb0bd55 55
narshu 1:cc2a9eb0bd55 56 /** Copy Constructor. Not explicit! */
narshu 1:cc2a9eb0bd55 57 #if defined(TVMET_OPTIMIZE_XPR_MANUAL_CCTOR)
narshu 1:cc2a9eb0bd55 58 XprMatrixTranspose(const XprMatrixTranspose& e)
narshu 1:cc2a9eb0bd55 59 : m_expr(e.m_expr)
narshu 1:cc2a9eb0bd55 60 { }
narshu 1:cc2a9eb0bd55 61 #endif
narshu 1:cc2a9eb0bd55 62
narshu 1:cc2a9eb0bd55 63 /** index operator for arrays/matrices. This simple swap the index
narshu 1:cc2a9eb0bd55 64 access for transpose. */
narshu 1:cc2a9eb0bd55 65 value_type operator()(std::size_t i, std::size_t j) const { return m_expr(j, i); }
narshu 1:cc2a9eb0bd55 66
narshu 1:cc2a9eb0bd55 67 public: // debugging Xpr parse tree
narshu 1:cc2a9eb0bd55 68 void print_xpr(std::ostream& os, std::size_t l=0) const {
narshu 1:cc2a9eb0bd55 69 os << IndentLevel(l++)
narshu 1:cc2a9eb0bd55 70 << "XprMatrixTranspose[O=" << ops << ", (O=" << ops_expr << ")]<"
narshu 1:cc2a9eb0bd55 71 << std::endl;
narshu 1:cc2a9eb0bd55 72 m_expr.print_xpr(os, l);
narshu 1:cc2a9eb0bd55 73 os << IndentLevel(--l)
narshu 1:cc2a9eb0bd55 74 << ">," << std::endl;
narshu 1:cc2a9eb0bd55 75 }
narshu 1:cc2a9eb0bd55 76
narshu 1:cc2a9eb0bd55 77 private:
narshu 1:cc2a9eb0bd55 78 const E m_expr;
narshu 1:cc2a9eb0bd55 79 };
narshu 1:cc2a9eb0bd55 80
narshu 1:cc2a9eb0bd55 81
narshu 1:cc2a9eb0bd55 82 } // namespace tvmet
narshu 1:cc2a9eb0bd55 83
narshu 1:cc2a9eb0bd55 84 #endif // TVMET_XPR_MATRIX_TRANSPOSE_H
narshu 1:cc2a9eb0bd55 85
narshu 1:cc2a9eb0bd55 86 // Local Variables:
narshu 1:cc2a9eb0bd55 87 // mode:C++
narshu 1:cc2a9eb0bd55 88 // tab-width:8
narshu 1:cc2a9eb0bd55 89 // End: