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OneMax.cpp

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00001 #include <OneMax.h>
00002 
00003 OneMax::OneMax(int numberOfBits) {
00004   problemName_ = "OneMax" ;
00005   numberOfVariables_   = 1 ;
00006   numberOfFunctions_   = 1 ;
00007   numberOfConstraints_ = 0 ;
00008     
00009   numberOfBits_ = numberOfBits ;
00010   
00011   variable_ = new VariableType[numberOfVariables_] ;
00012   variable_[0] = BINARY ;
00013   
00014   cout << "Created a " << problemName_ << " problem. Number of bits: " 
00015        << numberOfBits << endl ;
00016 } // OneMax::OneMax
00017   
00018 void OneMax::evaluate(Individual *individual) {
00019   int counter ;
00020   int i ;
00021      
00022   counter = 0 ;
00023   for (i = 0; 
00024        i < ((BinaryGene*)(individual->chromosome_->gene_[0]))->numberOfBits_; 
00025        i++)
00026     if (((BinaryGene*)(individual->chromosome_->gene_[0]))->allele_[i] == '1')
00027       counter ++ ;
00028          
00029   individual->fitness_[0] = - counter ;
00030 } // OneMax::evaluateIndividual

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