value.cc

遗传算法和神经网络结合

/*
  YAKS, a Khepera simulator including a separate GA and ANN 
  (Genetic Algoritm, Artificial Neural Net).
  Copyright (C) 2000  Johan Carlsson ([e-mail])
  
  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 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 "value.h"

Value::Value(const char *iTitle, const double *iValue){
  description = NULL;
  i_value = NULL;
  if(iTitle!=NULL)
    description = strdup(iTitle);
  d_value = iValue;
}

Value::Value(const char *iTitle, const int8_t *iValue){
  description = NULL;
  d_value = NULL;
  if(iTitle!=NULL)
    description = strdup(iTitle);
  i_value = iValue;
}

Value::~Value(){
  if(description!=NULL)
    free(description);
}

double Value::getVal(){
  //  printf("Value is %f \n",*value);
  double val;
  if(d_value){
    if(*d_value < 1.0)
      return *d_value;
    else
      return 0.0;
  }
  else{
    val = (double) *i_value;
    val +=(double) 127;  
    val = val / (double)(127 * 2.0);
    if(val <= 1.0)
      return val;
    else
      return 0.0;
  }
}

char *Value::getDescription(){
  return description;
}

void Value::redefine(const double *iValue){
  d_value = iValue;
}

void Value::redefine(const int8_t *iValue){
  i_value = iValue;
}