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ICRS Eurobot 2013

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tvmet/util/Incrementor.h@20:70d651156779, 2013-04-09 (annotated)

Committer:
madcowswe
Date:
Tue Apr 09 15:33:36 2013 +0000
Revision:
20:70d651156779
Parent:
15:9c5aaeda36dc 
Predict loop running, update loop not done.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
madcowswe 15:9c5aaeda36dc 1 /*
madcowswe 15:9c5aaeda36dc 2 * Tiny Vector Matrix Library
madcowswe 15:9c5aaeda36dc 3 * Dense Vector Matrix Libary of Tiny size using Expression Templates
madcowswe 15:9c5aaeda36dc 4 *
madcowswe 15:9c5aaeda36dc 5 * Copyright (C) 2001 - 2007 Olaf Petzold <opetzold@users.sourceforge.net>
madcowswe 15:9c5aaeda36dc 6 *
madcowswe 15:9c5aaeda36dc 7 * This library is free software; you can redistribute it and/or
madcowswe 15:9c5aaeda36dc 8 * modify it under the terms of the GNU Lesser General Public
madcowswe 15:9c5aaeda36dc 9 * License as published by the Free Software Foundation; either
madcowswe 15:9c5aaeda36dc 10 * version 2.1 of the License, or (at your option) any later version.
madcowswe 15:9c5aaeda36dc 11 *
madcowswe 15:9c5aaeda36dc 12 * This library is distributed in the hope that it will be useful,
madcowswe 15:9c5aaeda36dc 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
madcowswe 15:9c5aaeda36dc 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
madcowswe 15:9c5aaeda36dc 15 * Lesser General Public License for more details.
madcowswe 15:9c5aaeda36dc 16 *
madcowswe 15:9c5aaeda36dc 17 * You should have received a copy of the GNU Lesser General Public
madcowswe 15:9c5aaeda36dc 18 * License along with this library; if not, write to the Free Software
madcowswe 15:9c5aaeda36dc 19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
madcowswe 15:9c5aaeda36dc 20 *
madcowswe 15:9c5aaeda36dc 21 * $Id: Incrementor.h,v 1.7 2007-06-23 15:58:59 opetzold Exp $
madcowswe 15:9c5aaeda36dc 22 */
madcowswe 15:9c5aaeda36dc 23
madcowswe 15:9c5aaeda36dc 24 #ifndef TVMET_UTIL_INCREMENTOR_H
madcowswe 15:9c5aaeda36dc 25 #define TVMET_UTIL_INCREMENTOR_H
madcowswe 15:9c5aaeda36dc 26
madcowswe 15:9c5aaeda36dc 27 namespace tvmet {
madcowswe 15:9c5aaeda36dc 28
madcowswe 15:9c5aaeda36dc 29 namespace util {
madcowswe 15:9c5aaeda36dc 30
madcowswe 15:9c5aaeda36dc 31
madcowswe 15:9c5aaeda36dc 32 /**
madcowswe 15:9c5aaeda36dc 33 * \class Incrementor Incrementor.h "tvmet/util/Incrementor.h"
madcowswe 15:9c5aaeda36dc 34 * \brief A simple incrementor class.
madcowswe 15:9c5aaeda36dc 35 * The start value is given at construction time. After
madcowswe 15:9c5aaeda36dc 36 * each access the class increments the internal counter.
madcowswe 15:9c5aaeda36dc 37 * \ingroup _util_function
madcowswe 15:9c5aaeda36dc 38 *
madcowswe 15:9c5aaeda36dc 39 * \par Example:
madcowswe 15:9c5aaeda36dc 40 * \code
madcowswe 15:9c5aaeda36dc 41 * #include <algorithm>
madcowswe 15:9c5aaeda36dc 42 *
madcowswe 15:9c5aaeda36dc 43 * using namespace tvmet;
madcowswe 15:9c5aaeda36dc 44 *
madcowswe 15:9c5aaeda36dc 45 * ...
madcowswe 15:9c5aaeda36dc 46 *
madcowswe 15:9c5aaeda36dc 47 * std::generate(m1.begin(), m1.end(),
madcowswe 15:9c5aaeda36dc 48 * util::Incrementor<typename matrix_type::value_type>());
madcowswe 15:9c5aaeda36dc 49 * \endcode
madcowswe 15:9c5aaeda36dc 50 */
madcowswe 15:9c5aaeda36dc 51 template<class T>
madcowswe 15:9c5aaeda36dc 52 struct Incrementor
madcowswe 15:9c5aaeda36dc 53 {
madcowswe 15:9c5aaeda36dc 54 Incrementor(T start=0) : m_inc(start) { }
madcowswe 15:9c5aaeda36dc 55 T operator()() { m_inc+=1; return m_inc; }
madcowswe 15:9c5aaeda36dc 56
madcowswe 15:9c5aaeda36dc 57 private:
madcowswe 15:9c5aaeda36dc 58 T m_inc;
madcowswe 15:9c5aaeda36dc 59 };
madcowswe 15:9c5aaeda36dc 60
madcowswe 15:9c5aaeda36dc 61
madcowswe 15:9c5aaeda36dc 62 #if defined(TVMET_HAVE_COMPLEX)
madcowswe 15:9c5aaeda36dc 63 /**
madcowswe 15:9c5aaeda36dc 64 * \class Incrementor< std::complex<T> > Incrementor.h "tvmet/util/Incrementor.h"
madcowswe 15:9c5aaeda36dc 65 * \brief Specialized Incrementor class.
madcowswe 15:9c5aaeda36dc 66 * \ingroup _util_function
madcowswe 15:9c5aaeda36dc 67 */
madcowswe 15:9c5aaeda36dc 68 template<class T>
madcowswe 15:9c5aaeda36dc 69 struct Incrementor< std::complex<T> > {
madcowswe 15:9c5aaeda36dc 70 Incrementor(const std::complex<T>& start=0)
madcowswe 15:9c5aaeda36dc 71 : m_inc(start) { }
madcowswe 15:9c5aaeda36dc 72 std::complex<T> operator()() {
madcowswe 15:9c5aaeda36dc 73 m_inc += std::complex<T>(1,1);
madcowswe 15:9c5aaeda36dc 74 return m_inc;
madcowswe 15:9c5aaeda36dc 75 }
madcowswe 15:9c5aaeda36dc 76 private:
madcowswe 15:9c5aaeda36dc 77 std::complex<T> m_inc;
madcowswe 15:9c5aaeda36dc 78 };
madcowswe 15:9c5aaeda36dc 79 #endif // defined(TVMET_HAVE_COMPLEX)
madcowswe 15:9c5aaeda36dc 80
madcowswe 15:9c5aaeda36dc 81
madcowswe 15:9c5aaeda36dc 82 } // namespace util
madcowswe 15:9c5aaeda36dc 83
madcowswe 15:9c5aaeda36dc 84 } // namespace tvmet
madcowswe 15:9c5aaeda36dc 85
madcowswe 15:9c5aaeda36dc 86 #endif // TVMET_UTIL_INCREMENTOR_H
madcowswe 15:9c5aaeda36dc 87
madcowswe 15:9c5aaeda36dc 88 // Local Variables:
madcowswe 15:9c5aaeda36dc 89 // mode:C++
madcowswe 15:9c5aaeda36dc 90 // tab-width:8
madcowswe 15:9c5aaeda36dc 91 // End: