lib/utils/timer.h

0001 /*****************************************************************************
0002  *   Copyright 2013 - 2015 Yichao Yu <yyc1992@gmail.com>                     *
0003  *                                                                           *
0004  *   This program is free software; you can redistribute it and/or modify    *
0005  *   it under the terms of the GNU Lesser General Public License as          *
0006  *   published by the Free Software Foundation; either version 2.1 of the    *
0007  *   License, or (at your option) version 3, or any later version accepted   *
0008  *   by the membership of KDE e.V. (or its successor approved by the         *
0009  *   membership of KDE e.V.), which shall act as a proxy defined in          *
0010  *   Section 6 of version 3 of the license.                                  *
0011  *                                                                           *
0012  *   This program is distributed in the hope that it will be useful,         *
0013  *   but WITHOUT ANY WARRANTY; without even the implied warranty of          *
0014  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU       *
0015  *   Lesser General Public License for more details.                         *
0016  *                                                                           *
0017  *   You should have received a copy of the GNU Lesser General Public        *
0018  *   License along with this library. If not,                                *
0019  *   see <http://www.gnu.org/licenses/>.                                     *
0020  *****************************************************************************/
0021
0022 #ifndef _QTC_UTILS_TIMER_H_
0023 #define _QTC_UTILS_TIMER_H_
0024
0025 #include "log.h"
0026 #include <cinttypes>
0027
0028 namespace QtCurve {
0029
0030 uint64_t getTime();
0031 uint64_t getElapse(uint64_t prev);
0032 void tic();
0033 uint64_t toc();
0034 static inline void
0035 printTime(uint64_t time)
0036 {
0037     qtcForceLog("Time: %" PRIu64 "\n", time);
0038 }
0039 static inline void
0040 printElapse(uint64_t prev)
0041 {
0042     printTime(getElapse(prev));
0043 }
0044 static inline void
0045 printToc()
0046 {
0047     printTime(toc());
0048 }
0049
0050 }
0051
0052 #endif