/*
 * Encog(tm) Core v3.4 - Java Version
 * http://www.heatonresearch.com/encog/
 * https://github.com/encog/encog-java-core
 
 * Copyright 2008-2016 Heaton Research, Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *   
 * For more information on Heaton Research copyrights, licenses 
 * and trademarks visit:
 * http://www.heatonresearch.com/copyright
 */
package org.encog.ml.genetic.genome;

import org.encog.ml.ea.genome.BasicGenome;
import org.encog.ml.ea.genome.Genome;
import org.encog.util.EngineArray;

/**
 * A genome made up of continuous doubles.
 */
public class DoubleArrayGenome extends BasicGenome implements ArrayGenome {
	
	/**
	 * The serial id.
	 */
	private static final long serialVersionUID = 1L;
	
	/**
	 * The data.
	 */
	private double[] data;
	
	/**
	 * Construct a genome of a specific size.
	 * @param size The size.
	 */
	public DoubleArrayGenome(int size) {
		this.data = new double[size];
	}
	
	/**
	 * Construct a genome based on another genome.
	 * @param other the genome to clone
	 */
	public DoubleArrayGenome(DoubleArrayGenome other) {
		this.data = other.getData().clone();
	}

	/**
	 * {@inheritDoc}
	 */
	@Override
	public int size() {
		return this.data.length;
	}

	/**
	 * {@inheritDoc}
	 */
	@Override
	public void copy(ArrayGenome source, int sourceIndex, int targetIndex) {
		DoubleArrayGenome sourceInt = (DoubleArrayGenome)source;
		this.data[targetIndex] = sourceInt.data[sourceIndex];
		
	}
	
	/**
	 * @return The data.
	 */
	public double[] getData() {
		return this.data;
	}
	
	/**
	 * {@inheritDoc}
	 */
	@Override
	public void copy(Genome source) {
		DoubleArrayGenome sourceDouble = (DoubleArrayGenome)source;
		EngineArray.arrayCopy(sourceDouble.data,this.data);
		setScore(source.getScore());
		setAdjustedScore(source.getAdjustedScore());
		
	}

	/**
	 * {@inheritDoc}
	 */
	@Override
	public void swap(int iswap1, int iswap2) {
		double temp = this.data[iswap1];
		this.data[iswap1] = this.data[iswap2];
		this.data[iswap2] = temp;
		
	}

}