selectiveone2onewiring.cpp

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/***************************************************************************
 *   Copyright (C) 2005 by Robot Group Leipzig                             *
 *    martius@informatik.uni-leipzig.de                                    *
 *    fhesse@informatik.uni-leipzig.de                                     *
 *    der@informatik.uni-leipzig.de                                        *
 *                                                                         *
 *   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.             *
 *                                                                         *
 *   $Log: selectiveone2onewiring.cpp,v $
 *   Revision 1.1.2.1  2005/11/16 11:24:28  martius
 *   moved to selforg
 *
 *   Revision 1.3  2005/10/24 13:32:07  fhesse
 *   comments adjusted and in doxygen style
 *
 *   Revision 1.2  2005/08/31 11:11:37  martius
 *   noise->noisevals
 *
 *   Revision 1.1  2005/08/22 17:28:12  martius
 *   a 1 to 1 wiring that supports the selection of some sensors only
 *
 *                                                                         *
 ***************************************************************************/

#include "selectiveone2onewiring.h"
#include "assert.h"

bool select_all(unsigned int index, unsigned int len){
  return true;
}
bool select_firsthalf(unsigned int index, unsigned int len){
  return index < len/2;
}


/// constructor
SelectiveOne2OneWiring::SelectiveOne2OneWiring(NoiseGenerator* noise, 
                                               select_predicate sel_sensor)
  : One2OneWiring(noise){
  this->sel_sensor = sel_sensor;
}

SelectiveOne2OneWiring::~SelectiveOne2OneWiring(){
}


/// initializes the number of sensors and motors on robot side, calculate
//  number of sensors and motors on controller side
bool SelectiveOne2OneWiring::init(int robotsensornumber, int robotmotornumber){
  One2OneWiring::init(robotsensornumber, robotmotornumber);
  assert(sel_sensor);
  int num=0;
  for(int i=0; i<robotsensornumber; i++){
    if(sel_sensor(i,robotsensornumber)) num++;
  }  
  printf("csensornumber: %i\n", num);
  csensornumber = num;
  return true;
}

/// Realizes selective one to one wiring from robot sensors to controller sensors. 
//   @param rsensors pointer to array of sensorvalues from robot 
//   @param rsensornumber number of sensors from robot
//   @param csensors pointer to array of sensorvalues for controller  
//   @param csensornumber number of sensors to controller
//   @param noise size of the noise added to the sensors
bool SelectiveOne2OneWiring::wireSensors(const sensor* rsensors, int rsensornumber, 
                                sensor* csensors, int csensornumber, 
                                double noiseStrength){
  memset(noisevals, 0 , sizeof(sensor) * this->rsensornumber);
  noiseGenerator->add(noisevals, -noiseStrength, noiseStrength);   
  int num=0;
  for(int i=0; i< rsensornumber; i++){
    if(sel_sensor(i,rsensornumber)){
      csensors[num] = rsensors[i] + noisevals[i];
      num++;
    }
  }
  return true;
}

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