#include "KolchShindyalPhenToFitnessStrategy.h"
#define _USE_MATH_DEFINES
#include <cmath>
#include <math.h>


double KolchShindyalPhenToFitnessStrategy::calculateFitness(Phenotype *phen){
	
	double X		= phen->getTraitByName("X").getTraitValueCont();
	double Xopt		= phen->getTraitByName("Xopt").getTraitValueCont();
	double sigmaX	= phen->getTraitByName("sigmaX").getTraitValueCont();
	
	double ans = 1/(sqrt(2*M_PI)) * exp(-0.5*pow((X-Xopt)/sigmaX,2.));
	
	return ans;
}