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authorschodet2005-02-09 17:56:44 +0000
committerschodet2005-02-09 17:56:44 +0000
commitf8f8ea508d94bffbfcfed734956359a785ec6625 (patch)
treef1438380062680b4f1970fe6e25c9590c07dc821 /2005/i/robert/src/timer
parent62626df3b22dcc8b75b39fac5deff7ba8c420c39 (diff)
Ajout de timer.
Diffstat (limited to '2005/i/robert/src/timer')
-rw-r--r--2005/i/robert/src/timer/Makefile.defs7
-rw-r--r--2005/i/robert/src/timer/test_timer.cc47
-rw-r--r--2005/i/robert/src/timer/timer.cc90
-rw-r--r--2005/i/robert/src/timer/timer.hh50
4 files changed, 194 insertions, 0 deletions
diff --git a/2005/i/robert/src/timer/Makefile.defs b/2005/i/robert/src/timer/Makefile.defs
new file mode 100644
index 0000000..0235646
--- /dev/null
+++ b/2005/i/robert/src/timer/Makefile.defs
@@ -0,0 +1,7 @@
+PROGRAMS += test_timer
+
+timer_OBJECTS = timer.cc
+
+test_timer_OBJECTS = test_timer.o $(timer_OBJECTS)
+
+test_timer: $(test_timer_OBJECTS)
diff --git a/2005/i/robert/src/timer/test_timer.cc b/2005/i/robert/src/timer/test_timer.cc
new file mode 100644
index 0000000..4a2296b
--- /dev/null
+++ b/2005/i/robert/src/timer/test_timer.cc
@@ -0,0 +1,47 @@
+// test_timer.cc
+// robert - programme du robot 2005. {{{
+//
+// Copyright (C) 2005 Nicolas Schodet
+//
+// Robot APB Team/Efrei 2005.
+// Web: http://assos.efrei.fr/robot/
+// Email: robot AT efrei DOT fr
+//
+// This program is free software; you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation; either version 2 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+//
+// }}}
+#include "timer.hh"
+
+#include <iostream>
+#include <unistd.h>
+
+int
+main (void)
+{
+ sleep (2);
+ cout << "timer 0 " << Timer::getProgramTime () << ' ' <<
+ Timer::getRoundTime () << endl;
+ sleep (1);
+ cout << "timer 1 " << Timer::getProgramTime () << ' ' <<
+ Timer::getRoundTime () << endl;
+ Timer::startRound ();
+ sleep (2);
+ cout << "timer 3 " << Timer::getProgramTime () << ' ' <<
+ Timer::getRoundTime () << endl;
+ Timer::wait (1500);
+ cout << "timer 4.5 " << Timer::getProgramTime () << ' ' <<
+ Timer::getRoundTime () << endl;
+ return 0;
+}
diff --git a/2005/i/robert/src/timer/timer.cc b/2005/i/robert/src/timer/timer.cc
new file mode 100644
index 0000000..970a648
--- /dev/null
+++ b/2005/i/robert/src/timer/timer.cc
@@ -0,0 +1,90 @@
+// timer.cc
+// robert - programme du robot 2005. {{{
+//
+// Copyright (C) 2005 Nicolas Schodet
+//
+// Robot APB Team/Efrei 2005.
+// Web: http://assos.efrei.fr/robot/
+// Email: robot AT efrei DOT fr
+//
+// This program is free software; you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation; either version 2 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+//
+// }}}
+#include "timer.hh"
+
+#include <sys/time.h>
+#include <time.h>
+
+/// Retourne le temps depuis le début du programme en millisecondes.
+int
+Timer::getProgramTime (void)
+{
+ Timer &timer = getInstance ();
+ return getSystemTime () - timer.programStart_;
+}
+
+/// Retourne le temps depuis le début du match en millisecondes.
+int
+Timer::getRoundTime (void)
+{
+ Timer &timer = getInstance ();
+ return timer.roundStart_ != -1 ? getSystemTime () - timer.roundStart_ : 0;
+}
+
+/// Démare le match et enregistre le temps de départ.
+int
+Timer::startRound (void)
+{
+ Timer &timer = getInstance ();
+ timer.roundStart_ = getSystemTime ();
+}
+
+/// Attend un nombre de millisecondes. Attention, le robot ne fait absolument
+/// rien pendant cette periode !
+void
+Timer::wait (int t)
+{
+ timespec ts, r;
+ ts.tv_sec = t / 1000;
+ ts.tv_nsec = (t % 1000) * 1000000;
+ nanosleep (&ts, &r);
+}
+
+/// Retourne une référence vers l'instance unique.
+Timer &
+Timer::getInstance (void)
+{
+ static Timer instance;
+ return instance;
+}
+
+/// Retourne la date système.
+int
+Timer::getSystemTime (void)
+{
+ timeval tv;
+ gettimeofday (&tv, 0);
+ // Ça veut dire, un bug tous les 11 jours...
+ // XXX Attention, si le robot est à l'heure, on peut mal tomber.
+ return (tv.tv_sec % 1000000) * 1000 + tv.tv_usec / 1000;
+}
+
+/// Constructeur.
+Timer::Timer (void)
+{
+ programStart_ = getSystemTime ();
+ roundStart_ = -1;
+}
+
diff --git a/2005/i/robert/src/timer/timer.hh b/2005/i/robert/src/timer/timer.hh
new file mode 100644
index 0000000..4c41b0e
--- /dev/null
+++ b/2005/i/robert/src/timer/timer.hh
@@ -0,0 +1,50 @@
+#ifndef timer_hh
+#define timer_hh
+// timer.hh
+// robert - programme du robot 2005. {{{
+//
+// Copyright (C) 2005 Nicolas Schodet
+//
+// Robot APB Team/Efrei 2005.
+// Web: http://assos.efrei.fr/robot/
+// Email: robot AT efrei DOT fr
+//
+// This program is free software; you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation; either version 2 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+//
+// }}}
+
+class Timer
+{
+ int programStart_, roundStart_;
+ public:
+ /// Retourne le temps depuis le début du programme en millisecondes.
+ static int getProgramTime (void);
+ /// Retourne le temps depuis le début du match en millisecondes.
+ static int getRoundTime (void);
+ /// Démare le match et enregistre le temps de départ.
+ static int startRound (void);
+ /// Attend un nombre de millisecondes. Attention, le robot ne fait
+ /// absolument rien pendant cette periode !
+ static void wait (int t);
+ private:
+ /// Retourne une référence vers l'instance unique.
+ static Timer &getInstance (void);
+ /// Retourne la date système.
+ static int getSystemTime (void);
+ /// Constructeur.
+ Timer (void);
+};
+
+#endif // timer_hh