package projectzombie.tiles;

import java.util.Random;

import mainloop.task.IMainloopTask;
import projectzombie.time.GameTimer;
import projectzombie.util.math.MathHelpers;
import projectzombie.util.math.random.OpenSimplexNoise;

public class LightLevelNoise implements IMainloopTask
{
	private static final Random rand = new Random();
	private static final OpenSimplexNoise lava_noise_g = new OpenSimplexNoise(rand.nextLong());
	private static final OpenSimplexNoise lantern_noise_g = new OpenSimplexNoise(rand.nextLong());
	
	private static double lava_noise = 0;
	private static double lantern_noise = 0;
	
	static double getLightLevel(OpenSimplexNoise noise) {
		return noise.eval(GameTimer.getTime() / 50.0, 0);
	}
	
	static double getLavaLightLevel() {
		return lava_noise;
	}
	
	static double getLanternLightLevel() {
		return lantern_noise;
	}

	@Override
	public boolean MainLoopDelay(long millis) {
		return millis > 10;
	}

	@Override
	public boolean MainLoopRepeat() {
		return true;
	}

	@Override
	public void MainLoopUpdate()
	{
		lava_noise = MathHelpers.map(getLightLevel(lava_noise_g), -1, 1, 0.6, 0.8);
		lantern_noise = MathHelpers.map(getLightLevel(lantern_noise_g), -1, 1, 0.6, 1);
	}
}