Ryan Savitski / Mbed 2 deprecated ICRSEurobot14

2014 Eurobot fork

Dependencies:   mbed-rtos mbed QEI

tvmet/xpr/Null.h@15:9c5aaeda36dc, 2013-04-06 (annotated)

Committer:
madcowswe
Date:
Sat Apr 06 20:57:54 2013 +0000
Revision:
15:9c5aaeda36dc
Encoders fairly tuned, still has random noise in it

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: Null.h,v 1.11 2007-06-23 15:59:00 opetzold Exp $
madcowswe 15:9c5aaeda36dc 22 */
madcowswe 15:9c5aaeda36dc 23
madcowswe 15:9c5aaeda36dc 24 #ifndef TVMET_XPR_NULL_H
madcowswe 15:9c5aaeda36dc 25 #define TVMET_XPR_NULL_H
madcowswe 15:9c5aaeda36dc 26
madcowswe 15:9c5aaeda36dc 27 namespace tvmet {
madcowswe 15:9c5aaeda36dc 28
madcowswe 15:9c5aaeda36dc 29
madcowswe 15:9c5aaeda36dc 30 /**
madcowswe 15:9c5aaeda36dc 31 * \class XprNull Null.h "tvmet/xpr/Null.h"
madcowswe 15:9c5aaeda36dc 32 * \brief Null object design pattern
madcowswe 15:9c5aaeda36dc 33 */
madcowswe 15:9c5aaeda36dc 34 class XprNull
madcowswe 15:9c5aaeda36dc 35 : public TvmetBase< XprNull >
madcowswe 15:9c5aaeda36dc 36 {
madcowswe 15:9c5aaeda36dc 37 XprNull& operator=(const XprNull&);
madcowswe 15:9c5aaeda36dc 38
madcowswe 15:9c5aaeda36dc 39 public:
madcowswe 15:9c5aaeda36dc 40 explicit XprNull() { }
madcowswe 15:9c5aaeda36dc 41
madcowswe 15:9c5aaeda36dc 42 public: // debugging Xpr parse tree
madcowswe 15:9c5aaeda36dc 43 void print_xpr(std::ostream& os, std::size_t l=0) const {
madcowswe 15:9c5aaeda36dc 44 os << IndentLevel(l) << "XprNull[O=0]" << std::endl;
madcowswe 15:9c5aaeda36dc 45 }
madcowswe 15:9c5aaeda36dc 46 };
madcowswe 15:9c5aaeda36dc 47
madcowswe 15:9c5aaeda36dc 48
madcowswe 15:9c5aaeda36dc 49 #define TVMET_BINARY_OPERATOR(OP) \
madcowswe 15:9c5aaeda36dc 50 template< class T > \
madcowswe 15:9c5aaeda36dc 51 inline \
madcowswe 15:9c5aaeda36dc 52 T operator OP (const T& lhs, XprNull) { return lhs; }
madcowswe 15:9c5aaeda36dc 53
madcowswe 15:9c5aaeda36dc 54 TVMET_BINARY_OPERATOR(+)
madcowswe 15:9c5aaeda36dc 55 TVMET_BINARY_OPERATOR(-)
madcowswe 15:9c5aaeda36dc 56 TVMET_BINARY_OPERATOR(*)
madcowswe 15:9c5aaeda36dc 57 TVMET_BINARY_OPERATOR(/)
madcowswe 15:9c5aaeda36dc 58
madcowswe 15:9c5aaeda36dc 59 #undef TVMET_BINARY_OPERATOR
madcowswe 15:9c5aaeda36dc 60
madcowswe 15:9c5aaeda36dc 61
madcowswe 15:9c5aaeda36dc 62 } // namespace tvmet
madcowswe 15:9c5aaeda36dc 63
madcowswe 15:9c5aaeda36dc 64 #endif // TVMET_XPR_NULL_H
madcowswe 15:9c5aaeda36dc 65
madcowswe 15:9c5aaeda36dc 66 // Local Variables:
madcowswe 15:9c5aaeda36dc 67 // mode:C++
madcowswe 15:9c5aaeda36dc 68 // tab-width:8
madcowswe 15:9c5aaeda36dc 69 // End: