velocityprofile_dirac.cpp
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00001 /***************************************************************************
00002   tag: Peter Soetens  Mon May 10 19:10:36 CEST 2004  velocityprofile_dirac.cxx
00003 
00004                         velocityprofile_dirac.cxx -  description
00005                            -------------------
00006     begin                : Mon May 10 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 Lesser General Public            *
00013  *   License as published by the Free Software Foundation; either          *
00014  *   version 2.1 of the License, or (at your option) any later version.    *
00015  *                                                                         *
00016  *   This library is distributed in the hope that it will be useful,       *
00017  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
00018  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU     *
00019  *   Lesser General Public License for more details.                       *
00020  *                                                                         *
00021  *   You should have received a copy of the GNU Lesser General Public      *
00022  *   License along with this library; if not, write to the Free Software   *
00023  *   Foundation, Inc., 59 Temple Place,                                    *
00024  *   Suite 330, Boston, MA  02111-1307  USA                                *
00025  *                                                                         *
00026  ***************************************************************************/
00027 
00028 #include "utilities/error.h"
00029 #include "velocityprofile_dirac.hpp"
00030 
00031 namespace KDL {
00032 
00033 
00034     void VelocityProfile_Dirac::SetProfile(
00035                                            double pos1,
00036                                            double pos2
00037                                            )
00038     {
00039         p1 = pos1;
00040         p2 = pos2;
00041         t = 0;
00042     }
00043 
00044     void VelocityProfile_Dirac::
00045 	SetProfileDuration(double pos1,double pos2,double duration)
00046     {
00047         SetProfile(pos1,pos2);
00048         t = duration;
00049     }
00050 
00051     double VelocityProfile_Dirac::Duration() const {
00052         return t;
00053     }
00054 
00055     double VelocityProfile_Dirac::Pos(double time) const {
00056         if ( t == 0 )
00057             return time == 0 ? p1 : p2;
00058         else
00059             return p1 + (( p2 - p1)/t)*time;
00060     }
00061 
00062     double VelocityProfile_Dirac::Vel(double time) const {
00063         if ( t == 0 )
00064             {
00065             throw Error_MotionPlanning_Incompatible();
00066             }
00067         else
00068             if ( 0 < time && time < t )
00069                 return (p2-p1) / t;
00070         return 0;
00071     }
00072 
00073     double VelocityProfile_Dirac::Acc(double time) const {
00074         throw Error_MotionPlanning_Incompatible();
00075         return 0;
00076     }
00077 
00078 
00079     void VelocityProfile_Dirac::Write(std::ostream& os) const {
00080         os << "DIRACVEL[ ]";
00081     }
00082 
00083 
00084 
00085 }
00086 


orocos_kdl
Author(s): Ruben Smits, Erwin Aertbelien, Orocos Developers
autogenerated on Sat Dec 28 2013 17:17:25