public void store(final Preferences prefs) {
		prefs.putInt(POPULATION_SIZE_KEY, _populationSize);
		prefs.putInt(TOURNAMENT_SIZE_KEY, _tournamentSize);
		prefs.putFloat(MUTATION_RATE_KEY, _mutationRate);
		prefs.putFloat(MUTATION_MULTITUDE_KEY, _mutationMultitude);
		prefs.putInt(POLYGON_LENGTH_KEY, _polygonLength);
		prefs.putInt(POLYGON_COUNT_KEY, _polygonCount);
		prefs.putInt(REFERENCE_IMAGE_WIDTH_KEY, _referenceImageSize.width);
		prefs.putInt(REFERENCE_IMAGE_HEIGHT_KEY, _referenceImageSize.height);
	}
Collects the configurable GA engine parameters.
jenetics.example/src/main/java/io/jenetics/example/image/EngineParam.java