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ArActionLimiterTableSensor.cpp

00001 /*
00002 ActivMedia Robotics Interface for Applications (ARIA)
00003 Copyright (C) 2004,2005 ActivMedia Robotics, LLC
00004 
00005 
00006      This program is free software; you can redistribute it and/or modify
00007      it under the terms of the GNU General Public License as published by
00008      the Free Software Foundation; either version 2 of the License, or
00009      (at your option) any later version.
00010 
00011      This program is distributed in the hope that it will be useful,
00012      but WITHOUT ANY WARRANTY; without even the implied warranty of
00013      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00014      GNU General Public License for more details.
00015 
00016      You should have received a copy of the GNU General Public License
00017      along with this program; if not, write to the Free Software
00018      Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
00019 
00020 If you wish to redistribute ARIA under different terms, contact 
00021 ActivMedia Robotics for information about a commercial version of ARIA at 
00022 robots@activmedia.com or 
00023 ActivMedia Robotics, 19 Columbia Drive, Amherst, NH 03031; 800-639-9481
00024 
00025 */
00026 
00027 #include "ArExport.h"
00028 
00029 #include "ariaOSDef.h"
00030 #include "ArActionLimiterTableSensor.h"
00031 #include "ArRobot.h"
00032 
00033 ArActionLimiterTableSensor::ArActionLimiterTableSensor(
00034         const char *name) :
00035   ArAction(name, "Limits speed to 0 if a table is seen")
00036 {
00037 
00038 }
00039 
00040 ArActionLimiterTableSensor::~ArActionLimiterTableSensor()
00041 {
00042 }
00043 
00044 ArActionDesired *ArActionLimiterTableSensor::fire(
00045         ArActionDesired currentDesired)
00046 {
00047   myDesired.reset();
00048 
00049   if (myRobot->hasTableSensingIR() && 
00050       ((myRobot->isLeftTableSensingIRTriggered()) ||
00051       (myRobot->isRightTableSensingIRTriggered())))
00052   {
00053     myDesired.setMaxVel(0);
00054     return &myDesired;
00055   }
00056   return NULL;  
00057 }

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