Orocos Real-Time Toolkit
2.6.0
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00001 /*************************************************************************** 00002 tag: Peter Soetens Tue Dec 21 22:43:07 CET 2004 ConditionDuration.cxx 00003 00004 ConditionDuration.cxx - description 00005 ------------------- 00006 begin : Tue December 21 2004 00007 copyright : (C) 2004 Peter Soetens 00008 email : peter.soetens@mech.kuleuven.ac.be 00009 00010 *************************************************************************** 00011 * This library is free software; you can redistribute it and/or * 00012 * modify it under the terms of the GNU General Public * 00013 * License as published by the Free Software Foundation; * 00014 * version 2 of the License. * 00015 * * 00016 * As a special exception, you may use this file as part of a free * 00017 * software library without restriction. Specifically, if other files * 00018 * instantiate templates or use macros or inline functions from this * 00019 * file, or you compile this file and link it with other files to * 00020 * produce an executable, this file does not by itself cause the * 00021 * resulting executable to be covered by the GNU General Public * 00022 * License. This exception does not however invalidate any other * 00023 * reasons why the executable file might be covered by the GNU General * 00024 * Public License. * 00025 * * 00026 * This library is distributed in the hope that it will be useful, * 00027 * but WITHOUT ANY WARRANTY; without even the implied warranty of * 00028 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * 00029 * Lesser General Public License for more details. * 00030 * * 00031 * You should have received a copy of the GNU General Public * 00032 * License along with this library; if not, write to the Free Software * 00033 * Foundation, Inc., 59 Temple Place, * 00034 * Suite 330, Boston, MA 02111-1307 USA * 00035 * * 00036 ***************************************************************************/ 00037 00038 00039 00040 #include "ConditionDuration.hpp" 00041 00042 namespace RTT { 00043 using namespace os; 00044 using namespace scripting; 00045 using namespace base; 00046 00047 ConditionDuration::ConditionDuration( nsecs t, bool invert ) 00048 : time( t ), hb( TimeService::Instance() ), 00049 mark( 0 ), _invert( invert ) 00050 {} 00051 00052 ConditionDuration::~ConditionDuration() 00053 {} 00054 00055 bool ConditionDuration::evaluate() 00056 { 00057 return _invert != ( time < TimeService::ticks2nsecs( hb->ticksSince( mark ) ) ); 00058 } 00059 00060 void ConditionDuration::reset() 00061 { 00062 mark = hb->getTicks(); 00063 } 00064 00065 ConditionInterface* ConditionDuration::clone() const 00066 { 00067 return new ConditionDuration( time, _invert ); 00068 } 00069 }