Cooper Liu / Mbed 2 deprecated Eurobot2013_Co-Processor

working version with calibration done

Fork of Eurobot2013 by Oskar Weigl

tvmet/Io.h@11:5ba926692210, 2013-04-09 (annotated)

Committer:
xiaxia686
Date:
Tue Apr 09 15:32:47 2013 +0000
Revision:
11:5ba926692210
Parent:
1:6799c07fe510 
woking version (calibrated)

Who changed what in which revision?

UserRevisionLine numberNew contents of line
sv 1:6799c07fe510 1 /*
sv 1:6799c07fe510 2 * Tiny Vector Matrix Library
sv 1:6799c07fe510 3 * Dense Vector Matrix Libary of Tiny size using Expression Templates
sv 1:6799c07fe510 4 *
sv 1:6799c07fe510 5 * Copyright (C) 2001 - 2007 Olaf Petzold <opetzold@users.sourceforge.net>
sv 1:6799c07fe510 6 *
sv 1:6799c07fe510 7 * This library is free software; you can redistribute it and/or
sv 1:6799c07fe510 8 * modify it under the terms of the GNU Lesser General Public
sv 1:6799c07fe510 9 * License as published by the Free Software Foundation; either
sv 1:6799c07fe510 10 * version 2.1 of the License, or (at your option) any later version.
sv 1:6799c07fe510 11 *
sv 1:6799c07fe510 12 * This library is distributed in the hope that it will be useful,
sv 1:6799c07fe510 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
sv 1:6799c07fe510 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
sv 1:6799c07fe510 15 * Lesser General Public License for more details.
sv 1:6799c07fe510 16 *
sv 1:6799c07fe510 17 * You should have received a copy of the GNU Lesser General Public
sv 1:6799c07fe510 18 * License along with this library; if not, write to the Free Software
sv 1:6799c07fe510 19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
sv 1:6799c07fe510 20 *
sv 1:6799c07fe510 21 * $Id: Io.h,v 1.8 2007-06-23 15:58:58 opetzold Exp $
sv 1:6799c07fe510 22 */
sv 1:6799c07fe510 23
sv 1:6799c07fe510 24 #ifndef TVMET_IO_H
sv 1:6799c07fe510 25 #define TVMET_IO_H
sv 1:6799c07fe510 26
sv 1:6799c07fe510 27 namespace tvmet {
sv 1:6799c07fe510 28
sv 1:6799c07fe510 29 /**
sv 1:6799c07fe510 30 * \class IoPrintHelper Io.h "tvmet/Io.h"
sv 1:6799c07fe510 31 * \brief Determines the number of digits regarding the sign of the
sv 1:6799c07fe510 32 * container.
sv 1:6799c07fe510 33 * This class is nesessary due to the complex type and the
sv 1:6799c07fe510 34 * function min(), which are not defined for this type.
sv 1:6799c07fe510 35 * So we have to dispatch between pod and complex types
sv 1:6799c07fe510 36 * to get an information about the extra space for signs.
sv 1:6799c07fe510 37 */
sv 1:6799c07fe510 38 template<class C>
sv 1:6799c07fe510 39 class IoPrintHelper {
sv 1:6799c07fe510 40 IoPrintHelper();
sv 1:6799c07fe510 41 IoPrintHelper(const IoPrintHelper&);
sv 1:6799c07fe510 42 IoPrintHelper& operator=(const IoPrintHelper&);
sv 1:6799c07fe510 43
sv 1:6799c07fe510 44 private:
sv 1:6799c07fe510 45 static std::streamsize width(const C& e) {
sv 1:6799c07fe510 46 std::streamsize w = static_cast<std::streamsize>(std::log10(max(abs(e)))+1);
sv 1:6799c07fe510 47 return w > 0 ? w : 0;
sv 1:6799c07fe510 48 }
sv 1:6799c07fe510 49
sv 1:6799c07fe510 50 public:
sv 1:6799c07fe510 51 static std::streamsize width(dispatch<true>, const C& e) {
sv 1:6799c07fe510 52 return width(e);
sv 1:6799c07fe510 53 }
sv 1:6799c07fe510 54 static std::streamsize width(dispatch<false>, const C& e) {
sv 1:6799c07fe510 55 std::streamsize w = width(e);
sv 1:6799c07fe510 56 if(min(e) < 0) return w+1;
sv 1:6799c07fe510 57 else return w;
sv 1:6799c07fe510 58 }
sv 1:6799c07fe510 59 };
sv 1:6799c07fe510 60
sv 1:6799c07fe510 61
sv 1:6799c07fe510 62 }
sv 1:6799c07fe510 63
sv 1:6799c07fe510 64 #endif /* TVMET_IO_H */
sv 1:6799c07fe510 65
sv 1:6799c07fe510 66 // Local Variables:
sv 1:6799c07fe510 67 // mode:C++
sv 1:6799c07fe510 68 // tab-width:8
sv 1:6799c07fe510 69 // End: