| 1 | /* | 
| 2 | * Copyright (c) 2010 The University of Notre Dame. All Rights Reserved. | 
| 3 | * | 
| 4 | * The University of Notre Dame grants you ("Licensee") a | 
| 5 | * non-exclusive, royalty free, license to use, modify and | 
| 6 | * redistribute this software in source and binary code form, provided | 
| 7 | * that the following conditions are met: | 
| 8 | * | 
| 9 | * 1. Redistributions of source code must retain the above copyright | 
| 10 | *    notice, this list of conditions and the following disclaimer. | 
| 11 | * | 
| 12 | * 2. Redistributions in binary form must reproduce the above copyright | 
| 13 | *    notice, this list of conditions and the following disclaimer in the | 
| 14 | *    documentation and/or other materials provided with the | 
| 15 | *    distribution. | 
| 16 | * | 
| 17 | * This software is provided "AS IS," without a warranty of any | 
| 18 | * kind. All express or implied conditions, representations and | 
| 19 | * warranties, including any implied warranty of merchantability, | 
| 20 | * fitness for a particular purpose or non-infringement, are hereby | 
| 21 | * excluded.  The University of Notre Dame and its licensors shall not | 
| 22 | * be liable for any damages suffered by licensee as a result of | 
| 23 | * using, modifying or distributing the software or its | 
| 24 | * derivatives. In no event will the University of Notre Dame or its | 
| 25 | * licensors be liable for any lost revenue, profit or data, or for | 
| 26 | * direct, indirect, special, consequential, incidental or punitive | 
| 27 | * damages, however caused and regardless of the theory of liability, | 
| 28 | * arising out of the use of or inability to use software, even if the | 
| 29 | * University of Notre Dame has been advised of the possibility of | 
| 30 | * such damages. | 
| 31 | * | 
| 32 | * SUPPORT OPEN SCIENCE!  If you use OpenMD or its source code in your | 
| 33 | * research, please cite the appropriate papers when you publish your | 
| 34 | * work.  Good starting points are: | 
| 35 | * | 
| 36 | * [1]  Meineke, et al., J. Comp. Chem. 26, 252-271 (2005). | 
| 37 | * [2]  Fennell & Gezelter, J. Chem. Phys. 124, 234104 (2006). | 
| 38 | * [3]  Sun, Lin & Gezelter, J. Chem. Phys. 128, 234107 (2008). | 
| 39 | * [4]  Kuang & Gezelter,  J. Chem. Phys. 133, 164101 (2010). | 
| 40 | * [5]  Vardeman, Stocker & Gezelter, J. Chem. Theory Comput. 7, 834 (2011). | 
| 41 | */ | 
| 42 |  | 
| 43 | #ifdef IS_MPI | 
| 44 | #include <mpi.h> | 
| 45 | #endif | 
| 46 |  | 
| 47 | #include <iostream> | 
| 48 | #include <cstdlib> | 
| 49 |  | 
| 50 | #ifdef _MSC_VER | 
| 51 | #include <Windows.h> | 
| 52 | #include <stdio.h> | 
| 53 | #include <io.h> | 
| 54 | #define isatty _isatty | 
| 55 | #define fileno _fileno | 
| 56 | #else | 
| 57 | #include <cstdio> | 
| 58 | #include <sys/ioctl.h> | 
| 59 | #include <unistd.h> | 
| 60 | #endif | 
| 61 |  | 
| 62 | #include "utils/ProgressBar.hpp" | 
| 63 |  | 
| 64 | using namespace std; | 
| 65 |  | 
| 66 | namespace OpenMD { | 
| 67 |  | 
| 68 | const char * progressSpinner_ = "|/-\\"; | 
| 69 |  | 
| 70 | ProgressBar::ProgressBar() : value_(0.0), maximum_(-1.0), iteration_(0), start_(time(NULL)) { | 
| 71 | } | 
| 72 |  | 
| 73 | void ProgressBar::clear() { | 
| 74 | #ifdef IS_MPI | 
| 75 | if (MPI::COMM_WORLD.Get_rank() == 0) { | 
| 76 | #endif | 
| 77 | cout << endl; | 
| 78 | cout.flush(); | 
| 79 | #ifdef IS_MPI | 
| 80 | } | 
| 81 | #endif | 
| 82 | iteration_ = 0; | 
| 83 | value_ = 0; | 
| 84 | maximum_ = -1; | 
| 85 | start_ = time(NULL); | 
| 86 | } | 
| 87 |  | 
| 88 | void ProgressBar::update() { | 
| 89 |  | 
| 90 | #ifdef IS_MPI | 
| 91 | if (MPI::COMM_WORLD.Get_rank() == 0) { | 
| 92 | #endif | 
| 93 |  | 
| 94 | // only do the progress bar if we are actually running in a tty: | 
| 95 | if (isatty(fileno(stdout))  && (getenv("SGE_TASK_ID")==NULL)) { | 
| 96 | // get the window width: | 
| 97 |  | 
| 98 | int width = 0; | 
| 99 | #ifdef _MSC_VER | 
| 100 | CONSOLE_SCREEN_BUFFER_INFO csbi; | 
| 101 | HANDLE hConsole = GetStdHandle( STD_OUTPUT_HANDLE ); | 
| 102 | int ret = GetConsoleScreenBufferInfo(hConsole, &csbi); | 
| 103 | if(ret) { | 
| 104 | width = csbi.dwSize.X - 1; | 
| 105 | } | 
| 106 | #else | 
| 107 | struct winsize w; | 
| 108 | ioctl(fileno(stdout), TIOCGWINSZ, &w); | 
| 109 | width = w.ws_col; | 
| 110 | #endif | 
| 111 |  | 
| 112 | // handle the case when the width is returned as a nonsensical value. | 
| 113 | if (width <= 0) width = 80; | 
| 114 |  | 
| 115 | // We'll use: | 
| 116 | // 31 characters for the completion estimate, | 
| 117 | //  6 for the % complete, | 
| 118 | //  2 characters for the open and closing brackets. | 
| 119 |  | 
| 120 | int avail = width - 31 - 6 - 2; | 
| 121 |  | 
| 122 | ++iteration_; | 
| 123 |  | 
| 124 | if (maximum_ > 0.0) { | 
| 125 |  | 
| 126 | // we know the maximum, so draw a progress bar | 
| 127 |  | 
| 128 | RealType percent = value_ * 100.0 / maximum_; | 
| 129 | int hashes = int(percent * avail / 100.0); | 
| 130 |  | 
| 131 | // compute the best estimate of the ending time: | 
| 132 | time_t current_ = time(NULL); | 
| 133 | time_t end_ = start_ + (current_ - start_) * (100.0/percent); | 
| 134 | struct tm * ender = localtime(&end_); | 
| 135 | char buffer[22]; | 
| 136 | strftime(buffer, 22, "%a %b %d @ %I:%M %p", ender); | 
| 137 |  | 
| 138 | #ifdef _MSC_VER | 
| 139 | csbi.dwCursorPosition.X = 0; | 
| 140 | SetConsoleCursorPosition(hConsole, csbi.dwCursorPosition); | 
| 141 | #else | 
| 142 | cout << '\r'; | 
| 143 | #endif | 
| 144 | cout.width(3); | 
| 145 | cout << right << int(percent); | 
| 146 | cout.width(3); | 
| 147 | cout << "% ["; | 
| 148 | cout.fill('#'); | 
| 149 | if (hashes+1 < avail) { | 
| 150 | cout.width(hashes+1); | 
| 151 | cout << progressSpinner_[iteration_ & 3]; | 
| 152 | } else { | 
| 153 | cout.width(avail); | 
| 154 | cout << '#'; | 
| 155 | } | 
| 156 | cout.fill(' '); | 
| 157 | if (avail - hashes - 1  > 0) { | 
| 158 | cout.width(avail - hashes - 1); | 
| 159 | cout << ' '; | 
| 160 | } | 
| 161 | cout.width(11); | 
| 162 | cout << "] Estimate:"; | 
| 163 | cout.width(22); | 
| 164 | cout << buffer; | 
| 165 |  | 
| 166 | } | 
| 167 | cout.flush(); | 
| 168 | } | 
| 169 | #ifdef IS_MPI | 
| 170 | } | 
| 171 | #endif | 
| 172 | } | 
| 173 |  | 
| 174 | void ProgressBar::setStatus(RealType val, RealType max) { | 
| 175 | value_ = val; | 
| 176 | maximum_ = max; | 
| 177 | } | 
| 178 | } |