awesome-attractor/kernels/Logistic.cpp

//
//	$filename
//	$projectname
//
//	Created by Joshua moerman on $TODAY.
//	Copyright 2010 Joshua Moerman. All rights reserved.
//

#include "Logistic.hpp"
#include <algorithm>


#pragma mark -
#pragma mark ctors

Logistic::Logistic():
	AttractorKernel(3, 3) {
	init();
}

Logistic::Logistic(const unsigned int dimension):
	AttractorKernel(dimension, dimension) {
	init();
}

void Logistic::init() {
	// setting some starting values
	std::fill_n(vectorOld, dimension, 0.5);
	std::fill_n(vectorNew, dimension, 0.5);
}


#pragma mark -
#pragma mark attractor

void Logistic::operator()() {
	std::swap(vectorNew, vectorOld);

	for ( unsigned int i = 0; i < dimension; i++ ) {
		vectorNew[i] = parameters[i]*vectorOld[i]*(1.0 - vectorOld[i]);
	}
}