Added extra items (light sources), added random tile ticks, added more

debug tools, changed how the world works.

src/shootergame/Main.java

@@ -10,6 +10,7 @@ import shootergame.display.DisplayStatsEventHandler;
 import shootergame.display.DisplayWindow;
 import shootergame.entity.EntityEventHandler;
 import shootergame.entity.player.EntityPlayer;
+import shootergame.init.Layers;
 import shootergame.init.Resources;
 import shootergame.init.Sounds;
 import shootergame.init.Textures;
@@ -17,6 +18,7 @@ import shootergame.input.JoystickCallback;
 import shootergame.mainloop.MainloopEventHandler;
 import shootergame.menu.Menu;
 import shootergame.menu.MenuNone;
+import shootergame.tiles.LightLevelNoise;
 import shootergame.time.GameTimer;
 import shootergame.world.World;
 import shootergame.world.chunk.ChunkEventHandler;
@@ -57,6 +59,7 @@ public class Main
 		mainloop.register(ChunkEventHandler.CHUNK_EVENT_HANDLER);
 		mainloop.register(DisplayStatsEventHandler.DISPLAY_STATS_EVENT_HANDLER);
 		mainloop.register(JoystickCallback.JOYSTICK_CALLBACK);
+		mainloop.register(new LightLevelNoise());
 		mainloop.register(new GameTimer());
 		
 		// Create the display
@@ -70,7 +73,7 @@ public class Main
 		JoystickCallback.JOYSTICK_CALLBACK.init();
 		
 		// Create the world
-		world = new World(new Random(), new LayerGenEarth(), new LayerGenCaves(), new LayerGenLavaCaves());
+		Layers.init(rand.nextLong());
 		
 		// Initialise the entities
 		mainloop.register(EntityEventHandler.ENTITY_EVENT_HANDLER);

src/shootergame/display/lighting/LightingManager.java

@@ -83,8 +83,8 @@ public class LightingManager
 							// Calculate the light given off by the tile
 							double light_tile = chunk.getLightLevel(tid);
 							double light_tile_old = light_tile;
-							light_tile = MathHelpers.biggest(light_tile, fts.tile.getLightLevel(fts));
+							light_tile = MathHelpers.biggest(light_tile, fts.tile.getLightLevel(fts, tpos));
-							light_tile = MathHelpers.biggest(light_tile, fts.tile.getLightLevel(bts));
+							light_tile = MathHelpers.biggest(light_tile, fts.tile.getLightLevel(bts, tpos));
 							
 							// Has the light level changed; add light to this tile
 							if(light_tile != light_tile_old) {

src/shootergame/entity/Entity.java

@@ -2,6 +2,7 @@ package shootergame.entity;
 
 import java.util.Random;
 
+import mainloop.task.IMainloopTask;
 import shootergame.Main;
 import shootergame.display.Camera;
 import shootergame.display.transparent.ITransparentObject;
@@ -31,6 +32,8 @@ public class Entity implements ITransparentObject
 	protected static final Random rand = new Random();
 	public boolean emitsLight = false;
 	
+	public int stepOnTileCooldown = 0;
+	
 	public Entity(Vec2d pos, double angle)
 	{
 		// Add this entity to the list of entities
@@ -47,13 +50,17 @@ public class Entity implements ITransparentObject
 	
 	public void tick(Chunk chunk, Layer layer) {
 		speed = 1;
-		angle = MathHelpers.floor(angle);
+		angle = MathHelpers.mod(angle, 360);
 		Vec2i tpos = new Vec2i(MathHelpers.floor(pos.x)+0, MathHelpers.floor(pos.y)+0);
 		if(chunk == null) chunk = layer.getChunk(pos);
 		this.chunk = chunk;
 		tile_back = chunk.getBackTile(tpos);
 		tile_front = chunk.getFrontTile(tpos);
 		
+		if(stepOnTileCooldown > 0) {
+			stepOnTileCooldown -= 1;
+		}
+		
 		if(this.isSolid)
 		{
 			this.addSlowness(tile_back.tile.slowness);
@@ -139,6 +146,9 @@ public class Entity implements ITransparentObject
 	}
 	
 	public void activateSteppedOnTile()
+	{
+		// Has the cooldown expired
+		if(stepOnTileCooldown == 0)
 		{
 			// Get the tile position and the layer
 			Layer layer = Main.world.getLayer();
@@ -148,6 +158,9 @@ public class Entity implements ITransparentObject
 			tile_front.tile.onWalkedOn(chunk, layer, tpos, this, tile_front);
 			tile_back.tile.onWalkedOn(chunk, layer, tpos, this, tile_back);
 		
+			// Reset the cooldown
+			stepOnTileCooldown = 1;
+		}
 	}
 	
 	public boolean moveIsLegal(Vec2d pos)
@@ -219,4 +232,30 @@ public class Entity implements ITransparentObject
 	public double getLightLevel() {
 		return 0;
 	}
+
+	public void push(double amount, double angle)
+	{
+		double[] a = {amount};
+		
+		Main.mainloop.register(new IMainloopTask() {
+			
+			@Override
+			public void MainLoopUpdate() {
+				if(!Main.game_paused) {
+					moveTowards(angle, a[0]/100.0);
+					a[0] -= a[0] / 100.0;
+				}
+			}
+			
+			@Override
+			public boolean MainLoopRepeat() {
+				return a[0] > 0.2;
+			}
+			
+			@Override
+			public boolean MainLoopDelay(long millis) {
+				return millis > 10;
+			}
+		});
+	}
 }

src/shootergame/entity/EntityAlive.java

@@ -9,4 +9,5 @@ public interface EntityAlive
 	public void clearHealth();
 	public double maxHealth();
 	public void setHealth(double health);
+	public int bloodParticles();
 }

src/shootergame/entity/EntityBullet.java

@@ -87,8 +87,11 @@ public class EntityBullet extends EntityParticle
 				// Get the alive entity
 				EntityAlive ea = (EntityAlive)e;
 				
+				// Knock the entity back abit
+				e.push(1, angle);
+				
 				// Spawn some blood particles
-				for(int i=0;i<10;i++) {
+				for(int i=0;i<ea.bloodParticles();i++) {
 					chunk.spawnEntity(new ParticleBlood(rand, pos.copy(), angle));
 				}
 				

src/shootergame/entity/EntityDummy.java

@@ -0,0 +1,55 @@
+package shootergame.entity;
+
+import shootergame.init.Textures;
+import shootergame.util.math.vec.Vec2d;
+
+public class EntityDummy extends EntityVertical implements EntityAlive
+{
+
+	public EntityDummy(Vec2d pos) {
+		super(Textures.ENTITY_DUMMY, new Vec2d(1, 1));
+		
+		this.hitbox = 0.5;
+		this.isSolid = true;
+		this.pos = pos;
+	}
+
+	@Override
+	public void addHealth(double amount) {
+	}
+
+	@Override
+	public void removeHealth(double amount) {
+		int l = 4;
+		amount = amount / (l / 2.5 + 1);
+		System.out.println("Dummy Damage Aount: "+amount);
+	}
+
+	@Override
+	public double getHealth() {
+		return 100;
+	}
+
+	@Override
+	public void resetHealth() {
+	}
+
+	@Override
+	public void clearHealth() {
+	}
+
+	@Override
+	public double maxHealth() {
+		return 100;
+	}
+
+	@Override
+	public void setHealth(double health) {
+	}
+	
+	@Override
+	public int bloodParticles() {
+		return 5;
+	}
+
+}

src/shootergame/entity/EntityFlare.java

@@ -0,0 +1,32 @@
+package shootergame.entity;
+
+import shootergame.display.Camera;
+import shootergame.init.Textures;
+import shootergame.util.gl.texture.TextureReference;
+import shootergame.util.math.vec.Vec2d;
+import shootergame.world.layer.Layer;
+
+public class EntityFlare extends EntityTnt
+{
+	@Override
+	protected void explode(Layer layer) {
+		kill();
+	}
+
+	public EntityFlare(Vec2d pos, double angle) {
+		super(pos, angle, 0, 0);
+		
+		this.explode_time = 1000;
+	}
+	
+	@Override
+	public void render(Vec2d pos, Camera camera, TextureReference tex, Vec2d size) {
+		super.render(pos, camera, Textures.ENTITY_FLARE, size);
+	}
+	
+	@Override
+	public double getLightLevel() {
+		return (1 - (this.height * (1/12.0))) * ( rand.nextDouble() / 10.0 + 0.9 );
+	}
+
+}

src/shootergame/entity/EntityTnt.java

@@ -4,53 +4,37 @@ import shootergame.display.Camera;
 import shootergame.entity.particle.ParticleSpark;
 import shootergame.init.Textures;
 import shootergame.util.gl.GlHelpers;
+import shootergame.util.math.MathHelpers;
 import shootergame.util.math.vec.Vec2d;
+import shootergame.util.math.vec.Vec3d;
 import shootergame.world.chunk.Chunk;
 import shootergame.world.layer.Layer;
 
 public class EntityTnt extends EntityVertical
 {
-	private double height = 0.4;
+	protected double height = 0.4;
-	private double velocity_up;
+	protected Vec3d velocity;
-	private int explode_time;
+	protected int explode_time;
 	private int explode_radius;
 	private double explode_damage;
 	
 	public EntityTnt(Vec2d pos, double angle, int explode_radius, double explode_damage) {
 		super(Textures.ENTITY_TNT, new Vec2d(0.5, 0.5));
 		
-		velocity_up = 0.01;
+		Vec2d v = MathHelpers.moveTowards2(0.05, Math.toRadians(angle));
-		this.angle = angle;
+		velocity = new Vec3d(v.x, v.y, 0.01);
 		this.pos = pos;
 		this.explode_radius = explode_radius;
 		this.crossUnWalkable = true;
 		this.goThroughSolid = false;
 		this.explode_damage = explode_damage;
+		this.emitsLight = true;
 		
 		// Set to 2.5 seconds
 		this.explode_time = 250;
 	}
 	
-	@Override
+	protected void explode(Layer layer)
-	public void tick(Chunk chunk, Layer layer) {
-		super.tick(chunk, layer);
-		
-		// Create a downward gravitational pull
-		height += velocity_up;
-		velocity_up -= 0.001;
-		
-		// Move forwards
-		moveForward(0.05);
-		
-		// Make the tnt bounce on the ground
-		if(height < 0) {
-			height = 0;
-			velocity_up = -velocity_up;
-		}
-		
-		// Is it time for the tnt to blow up
-		explode_time -= 1;
-		if(explode_time < 0)
 	{
 		// Create an explosion
 		layer.spawnEntity(new EntityExplosion(pos, explode_radius, explode_damage));
@@ -60,6 +44,40 @@ public class EntityTnt extends EntityVertical
 		return;
 	}
 	
+	@Override
+	public void tick(Chunk chunk, Layer layer) {
+		super.tick(chunk, layer);
+		
+		// Create a downward gravitational pull
+		height += velocity.z;
+		velocity.z -= 0.001;
+		
+		// Move forwards
+		Vec2d pos_copy = pos.copy();
+		pos.x += velocity.x;
+		pos.y += velocity.y;
+		
+		if(!moveIsLegal(new Vec2d(pos.x, pos_copy.y))) {
+			pos.x = pos_copy.x;
+			velocity.x *= -1;
+		}
+		if(!moveIsLegal(new Vec2d(pos_copy.x, pos.y))) {
+			pos.y = pos_copy.y;
+			velocity.y *= -1;
+		}
+		
+		// Make the tnt bounce on the ground
+		if(height < 0) {
+			height = 0;
+			velocity.z *= -1;
+		}
+		
+		// Explode if it is time for the tnt to blow up
+		explode_time -= 1;
+		if(explode_time < 0) {
+			explode(layer);
+		}
+		
 		// Create sparks
 		chunk.spawnEntity(new ParticleSpark(pos.copy(), height));
 	}
@@ -74,6 +92,9 @@ public class EntityTnt extends EntityVertical
 		GlHelpers.popMatrix();
 	}
 	
-	
+	@Override
+	public double getLightLevel() {
+		return (1 - (this.height * (1/12.0))) * rand.nextDouble();
+	}
 	
 }

src/shootergame/entity/EntityZombie.java

@@ -16,6 +16,7 @@ public class EntityZombie extends EntityVertical implements EntityAlive
 	protected double health_max = 100;
 	protected double health = health_max;
 	protected int gun_interval = 0;
+	protected int gun_level = 0;
 
 	public EntityZombie() {
 		super(Textures.ENTITY_ZOMBIE, new Vec2d(1, 1));
@@ -55,7 +56,9 @@ public class EntityZombie extends EntityVertical implements EntityAlive
 				angle_gun += noise_gun_angle.eval(time, 0)*20;
 				
 				// Fire the gun
-				layer.spawnEntity(new EntityBullet(pos.copy(), this, angle_gun, 20, 5));
+				int d = (int)(1 + gun_level / 5.0);
+				int b = (int)(1 - gun_level / 5.0);
+				layer.spawnEntity(new EntityBullet(pos.copy(), this, angle_gun, 20*d*d, 5*b*b));
 			}
 		}
 		
@@ -108,4 +111,9 @@ public class EntityZombie extends EntityVertical implements EntityAlive
 		this.health = health;
 	}
 	
+	@Override
+	public int bloodParticles() {
+		return 10;
+	}
+
 }

src/shootergame/entity/EntityZombieArmored.java

@@ -11,8 +11,10 @@ public class EntityZombieArmored extends EntityZombie
 	
 	public EntityZombieArmored() {
 		this.health_max *= 5;
-		this.gun_interval *= 2;
 		this.health = this.health_max;
+		this.gun_level = 3;
+		
+		this.crossUnWalkable = true;
 	}
 	
 	@Override
@@ -20,6 +22,9 @@ public class EntityZombieArmored extends EntityZombie
 		super.render(pos, camera, Textures.ENTITY_ZOMBIE_ARMORED, new Vec2d(1, 1));
 	}
 	
-	
+	@Override
+	public int bloodParticles() {
+		return 2;
+	}
 
 }

src/shootergame/entity/particle/ParticleLava.java

@@ -0,0 +1,55 @@
+package shootergame.entity.particle;
+
+import java.util.Random;
+
+import shootergame.display.Camera;
+import shootergame.entity.EntityParticle;
+import shootergame.util.gl.GlHelpers;
+import shootergame.util.math.MathHelpers;
+import shootergame.util.math.random.RandomHelpers;
+import shootergame.util.math.vec.Vec2d;
+import shootergame.util.math.vec.Vec3d;
+import shootergame.world.chunk.Chunk;
+import shootergame.world.layer.Layer;
+
+public class ParticleLava extends EntityParticle
+{
+	private static Random rand = new Random();
+	private Vec3d velocity;
+	private double height = 0;
+	
+	public ParticleLava(Vec2d pos) {
+		super(rand.nextDouble()/5, 0);
+		
+		// Set the velocity
+		velocity = MathHelpers.moveTowards3(0.05, new Vec2d(Math.toRadians(
+				RandomHelpers.randrange(rand, 360)), Math.toRadians(RandomHelpers.randrange(rand, 0, 45))));
+		
+		this.pos = pos;
+	}
+		
+	@Override
+	public void tick(Chunk chunk, Layer layer) {
+		super.tick(chunk, layer);
+		
+		// Add the velocity
+		velocity.z -= 0.0005;
+		pos.x += velocity.x;
+		pos.y += velocity.y;
+		height += velocity.z;
+		
+		// Is the height below 0; destroy this particle
+		if(height < 0) {
+			kill();
+		}
+	}
+	
+	@Override
+	public void render(Vec2d pos, Camera camera) {
+		GlHelpers.pushMatrix();
+		GlHelpers.translate(0, 0, height);
+		GlHelpers.color3(1, 0, 0);
+		super.render(pos, camera);
+		GlHelpers.popMatrix();
+	}
+}

src/shootergame/entity/particle/ParticleWater.java

@@ -1,7 +1,5 @@
 package shootergame.entity.particle;
 
-import java.util.Random;
-
 import shootergame.display.Camera;
 import shootergame.entity.EntityParticle;
 import shootergame.util.gl.GlHelpers;
@@ -15,7 +13,6 @@ import shootergame.world.layer.Layer;
 
 public class ParticleWater extends EntityParticle
 {
-	private static Random rand = new Random();
 	private Vec3d velocity;
 	private double height = 0;
 	

src/shootergame/entity/player/EntityPlayer.java

@@ -9,6 +9,7 @@ import shootergame.entity.EntityBullet;
 import shootergame.entity.EntityInventory;
 import shootergame.entity.EntityItem;
 import shootergame.entity.EntityVertical;
+import shootergame.init.Items;
 import shootergame.init.Textures;
 import shootergame.inventory.Inventory;
 import shootergame.util.gl.GlHelpers;
@@ -70,8 +71,6 @@ public class EntityPlayer extends EntityVertical implements EntityAlive, EntityI
 	@Override
 	public void tick(Chunk chunk, Layer layer)
 	{
-		Cheats.god_mode = true;
-		
 		// Handle player deaths
 		if(health <= 0)
 		{
@@ -175,7 +174,7 @@ public class EntityPlayer extends EntityVertical implements EntityAlive, EntityI
 		if(dead || in_animation) return;
 		
 		bullet_frequency += 1;
-		bullet_frequency %= 10 - gun_level*2;
+		bullet_frequency %= 10;
 		
 		// Is there enough ammo and are the bullets at the right frequency
 		if(bullet_frequency == 0 && ammo > 0)
@@ -184,7 +183,10 @@ public class EntityPlayer extends EntityVertical implements EntityAlive, EntityI
 			ammo -= 1;
 			
 			// Summon bullets at this angle relative to the player
-			Main.world.getLayer().spawnEntity(new EntityBullet(pos.copy(), this, angle + this.angle, 20, 5));
+			int d = (int)(1 + gun_level / 4.0);
+			int b = (int)(1 + gun_level / 4.0);
+			Main.world.getLayer().spawnEntity(new EntityBullet(pos.copy(), this, angle + this.angle,
+					20*d*d, 5/b));
 		}
 	}
 	
@@ -206,7 +208,7 @@ public class EntityPlayer extends EntityVertical implements EntityAlive, EntityI
 
 	@Override
 	public void removeHealth(double amount) {
-		amount = amount * amount / (amount + defence_level*2);
+		amount = amount / (defence_level / 2.5 + 1);
 		health -= amount;
 	}
 
@@ -252,4 +254,13 @@ public class EntityPlayer extends EntityVertical implements EntityAlive, EntityI
 			i.count -= 1;
 		}
 	}
+	
+	@Override
+	public void push(double amount, double angle) {
+	}
+	
+	@Override
+	public int bloodParticles() {
+		return 5;
+	}
 }

src/shootergame/init/Items.java

@@ -4,8 +4,10 @@ import shootergame.items.Item;
 import shootergame.items.ItemAmmo;
 import shootergame.items.ItemDefenceUpgrade;
 import shootergame.items.ItemEmpty;
+import shootergame.items.ItemFlare;
 import shootergame.items.ItemGunUpgrade;
 import shootergame.items.ItemHealthPotion;
+import shootergame.items.ItemLantern;
 import shootergame.items.ItemTnt;
 
 public class Items
@@ -16,4 +18,6 @@ public class Items
 	public static final Item HEALTH_POTION = new ItemHealthPotion("health_potion");
 	public static final Item EMPTY = new ItemEmpty("empty");
 	public static final Item TNT = new ItemTnt("tnt");
+	public static final Item LANTERN = new ItemLantern("lantern");
+	public static final Item FLARE = new ItemFlare("flare");
 }

src/shootergame/init/Layers.java

@@ -0,0 +1,40 @@
+package shootergame.init;
+
+import java.util.ArrayList;
+import java.util.Random;
+
+import shootergame.Main;
+import shootergame.world.World;
+import shootergame.world.layer.Layer;
+
+import shootergame.world.layer.layergen.*;
+
+public class Layers
+{
+	private static final ArrayList<Layer> id_layers = new ArrayList<Layer>();
+	
+	public static void init(long seed)
+	{
+		// Create all the layers
+		EARTH = new Layer(new Random(seed), new LayerGenEarth(), 0);
+		CAVES = new Layer(new Random(seed), new LayerGenCaves(), 1);
+		LAVA_CAVES = new Layer(new Random(seed), new LayerGenLavaCaves(), 2);
+		
+		// Setup all the id-able layers
+		id_layers.add(EARTH);
+		id_layers.add(CAVES);
+		id_layers.add(LAVA_CAVES);
+		
+		// Create the world and set the earth as the default layer
+		Main.world = new World();
+		Main.world.setLayer(EARTH);
+	}
+	
+	public static Layer getLayer(int id) {
+		return id_layers.get(id);
+	}
+	
+	public static Layer EARTH;
+	public static Layer CAVES;
+	public static Layer LAVA_CAVES;
+}

src/shootergame/init/Textures.java

@@ -38,6 +38,16 @@ public class Textures
 	public static final TextureReference TILE_WALL		= texmap.getTextureReference(2, 3, 5, 6);
 	public static final TextureReference TILE_LADDER_UP	= texmap.getTextureReference(16, 17, 0, 16);
 	public static final TextureReference TILE_CHEST		= texmap.getTextureReference(2, 3, 4, 5);
+	public static final TextureReference ENTITY_FLARE 	= texmap.getTextureReference(6, 7, 15, 16);
+	public static final TextureReference ENTITY_DUMMY	= texmap.getTextureReference(7, 8, 15, 16);
+	
+	public static final AnimationReference TILE_LANTERN = new AnimationReference(10, 
+			texmap.getTextureReference(8, 9, 15, 16),
+			texmap.getTextureReference(9, 10, 15, 16),
+			texmap.getTextureReference(10, 11, 15, 16),
+			texmap.getTextureReference(11, 12, 15, 16),
+			texmap.getTextureReference(12, 13, 15, 16),
+			texmap.getTextureReference(13, 14, 15, 16));
 	
 	public static final TextureReferenceRandom PARTICLE_SMOKE_RANDOM = new TextureReferenceRandom(
 			texmap.getTextureReference(14, 15, 13, 14), texmap.getTextureReference(15, 16, 13, 14),

src/shootergame/init/Tiles.java

@@ -7,6 +7,7 @@ import shootergame.tiles.TileFire;
 import shootergame.tiles.TileGrass;
 import shootergame.tiles.TileLadder;
 import shootergame.tiles.TileLadderUp;
+import shootergame.tiles.TileLantern;
 import shootergame.tiles.TileLava;
 import shootergame.tiles.TileLavaFlow;
 import shootergame.tiles.TilePortalDown;
@@ -37,5 +38,6 @@ public class Tiles
 	public static final Tile PORTAL_DOWN = new TilePortalDown("portal_down");
 	public static final Tile WALL = new TileWall("wall");
 	public static final Tile LADDER_UP = new TileLadderUp("ladder_up");
-	public static final Tile TILE_CHEST = new TileChest("chest");
+	public static final Tile CHEST = new TileChest("chest");
+	public static final Tile LANTERN = new TileLantern("lantern");
 }

src/shootergame/items/Item.java

@@ -62,8 +62,13 @@ public class Item
 					stack.count = 0;
 					return;
 				}
+			}
 			
+			// Loop over the inventory
+			for(int i=0;i<entity_i.getSlotCount();i++)
+			{
 				// Is this item stack empty
+				ItemStack i_stack = entity_i.getItem(i);
 				if(i_stack.isEmpty())
 				{
 					// Send the entity stack to the inventory stack

src/shootergame/items/ItemFlare.java

@@ -0,0 +1,25 @@
+package shootergame.items;
+
+import shootergame.entity.Entity;
+import shootergame.entity.EntityFlare;
+import shootergame.init.Textures;
+import shootergame.util.math.ItemStack;
+import shootergame.world.chunk.Chunk;
+import shootergame.world.layer.Layer;
+
+public class ItemFlare extends Item
+{
+
+	public ItemFlare(String id) {
+		super(id);
+		
+		this.texture = Textures.ENTITY_FLARE;
+	}
+	
+	@Override
+	public void onAction(ItemStack stack, Layer layer, Chunk chunk, Entity entity) {
+		super.onAction(stack, layer, chunk, entity);
+		layer.spawnEntity(new EntityFlare(entity.pos.copy(), entity.angle));
+	}
+
+}

src/shootergame/items/ItemLantern.java

@@ -0,0 +1,31 @@
+package shootergame.items;
+
+import shootergame.entity.Entity;
+import shootergame.init.Textures;
+import shootergame.init.Tiles;
+import shootergame.util.math.ItemStack;
+import shootergame.util.math.MathHelpers;
+import shootergame.util.math.vec.Vec2i;
+import shootergame.world.chunk.Chunk;
+import shootergame.world.layer.Layer;
+
+public class ItemLantern extends Item
+{
+
+	public ItemLantern(String id) {
+		super(id);
+		
+		this.texture = Textures.TILE_LANTERN;
+	}
+	
+	@Override
+	public void onAction(ItemStack stack, Layer layer, Chunk chunk, Entity entity)
+	{
+		Vec2i tpos = new Vec2i(MathHelpers.floor(entity.pos.x), MathHelpers.floor(entity.pos.y));
+		if(layer.getFrontTile(tpos).tile == Tiles.VOID) {
+			layer.setFrontTile(Tiles.LANTERN.getDefaultState(), tpos);
+			super.onAction(stack, layer, chunk, entity);
+		}
+	}
+
+}

src/shootergame/tiles/LavaLightlevel.java

@@ -1,18 +0,0 @@
-package shootergame.tiles;
-
-import java.util.Random;
-
-import shootergame.time.GameTimer;
-import shootergame.util.math.MathHelpers;
-import shootergame.util.math.random.OpenSimplexNoise;
-
-class LavaLightlevel
-{
-	static OpenSimplexNoise noise = new OpenSimplexNoise(new Random().nextLong());
-	
-	static double getLightLevel() {
-		double v = MathHelpers.map(noise.eval(GameTimer.getTime() / 512.0, 0), -1, 1, 0.6, 0.8);
-		//System.out.println("v = "+v);
-		return v;
-	}
-}

src/shootergame/tiles/LightLevelNoise.java

@@ -0,0 +1,47 @@
+package shootergame.tiles;
+
+import java.util.Random;
+
+import mainloop.task.IMainloopTask;
+import shootergame.time.GameTimer;
+import shootergame.util.math.MathHelpers;
+import shootergame.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() / 512.0, 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);
+	}
+}

src/shootergame/tiles/Tile.java

@@ -69,7 +69,11 @@ public class Tile implements ITransparentObject
 		return light_dissipation;
 	}
 	
-	public double getLightLevel(TileState state) {
+	public double getLightLevel(TileState state, Vec2i pos) {
 		return 0;
 	}
+	
+	public void tickRandomly(Layer layer, Chunk chunk, TileState state, Vec2i pos) {
+		
+	}
 }

src/shootergame/tiles/TileChest.java

@@ -48,6 +48,12 @@ public class TileChest extends TileVertical
 			// Tnt
 			spawnItem(chunk, tpos, new ItemStack(Items.TNT, RandomHelpers.randrange(rand, 2), (short)10));
 			
+			// Flare
+			spawnItem(chunk, tpos, new ItemStack(Items.FLARE, RandomHelpers.randrange(rand, 5), (byte)0));
+			
+			// Lantern
+			spawnItem(chunk, tpos, new ItemStack(Items.LANTERN, RandomHelpers.randrange(rand, 5), (byte)0));
+			
 			// Health potions
 			spawnItem(chunk, tpos, new ItemStack(Items.HEALTH_POTION, RandomHelpers.randrange(rand, 4), (short)50));
 			
@@ -79,6 +85,12 @@ public class TileChest extends TileVertical
 			// Health potions
 			spawnItem(chunk, tpos, new ItemStack(Items.HEALTH_POTION, RandomHelpers.randrange(rand, 4), (short)50));
 			
+			// Flare
+			spawnItem(chunk, tpos, new ItemStack(Items.FLARE, RandomHelpers.randrange(rand, 5), (byte)0));
+			
+			// Lantern
+			spawnItem(chunk, tpos, new ItemStack(Items.LANTERN, RandomHelpers.randrange(rand, 5), (byte)0));
+			
 			// Gun upgrade
 			if(RandomHelpers.randrange(rand, 5) == 0) {
 				spawnItem(chunk, tpos, new ItemStack(Items.GUN_UPGRADE, 1, (short)3));

src/shootergame/tiles/TileLadder.java

@@ -3,6 +3,7 @@ package shootergame.tiles;
 import shootergame.init.Textures;
 import shootergame.util.math.TileState;
 import shootergame.util.math.vec.Vec2d;
+import shootergame.util.math.vec.Vec2i;
 
 public class TileLadder extends TileVertical
 {
@@ -18,7 +19,7 @@ public class TileLadder extends TileVertical
 	}
 	
 	@Override
-	public double getLightLevel(TileState state) {
+	public double getLightLevel(TileState state, Vec2i pos) {
 		return 0.5;
 	}
 

src/shootergame/tiles/TileLadderUp.java

@@ -4,6 +4,7 @@ import mainloop.task.IMainloopTask;
 import shootergame.Main;
 import shootergame.entity.Entity;
 import shootergame.entity.player.EntityPlayer;
+import shootergame.init.Layers;
 import shootergame.init.Textures;
 import shootergame.mainloop.MainloopEventHandler;
 import shootergame.util.math.TileState;
@@ -59,7 +60,7 @@ public class TileLadderUp extends TileVertical
 					if(player.height >= 6 && movingPlayer == 0)
 					{
 						movingPlayer = 1;
-						Main.world.setLayerID(state.meta);
+						Main.world.setLayer(Layers.getLayer(state.meta));
 						player.height = -1;
 					}
 					

src/shootergame/tiles/TileLantern.java

@@ -0,0 +1,39 @@
+package shootergame.tiles;
+
+import shootergame.entity.Entity;
+import shootergame.entity.EntityItem;
+import shootergame.init.Items;
+import shootergame.init.Textures;
+import shootergame.util.math.ItemStack;
+import shootergame.util.math.TileState;
+import shootergame.util.math.vec.Vec2d;
+import shootergame.util.math.vec.Vec2i;
+import shootergame.world.layer.Layer;
+
+public class TileLantern extends TileVertical
+{
+
+	public TileLantern(String id) {
+		super(id, Textures.TILE_LANTERN, new Vec2d(1, 1));
+		
+		this.emitsLight = true;
+		this.opaqueTile = true;
+	}
+	
+	@Override
+	public double getLightLevel(TileState state, Vec2i pos) {
+		return LightLevelNoise.getLanternLightLevel();
+	}
+	
+	@Override
+	public void onActivated(Layer layer, Vec2i tpos, Entity entity, TileState state) {
+		super.onActivated(layer, tpos, entity, state);
+		
+		layer.breakFrontTile(tpos);
+		layer.spawnEntity(new EntityItem(new Vec2d(tpos.x + 0.5, tpos.y + 0.5),
+				new ItemStack(Items.LANTERN, 1, (byte)0)));
+	}
+	
+	
+
+}

src/shootergame/tiles/TileLava.java

@@ -1,13 +1,23 @@
 package shootergame.tiles;
 
+import java.util.Random;
+
 import shootergame.display.Camera;
+import shootergame.entity.Entity;
+import shootergame.entity.particle.ParticleLava;
+import shootergame.entity.particle.ParticleSmoke;
 import shootergame.init.Textures;
 import shootergame.util.gl.GlHelpers;
 import shootergame.util.math.TileState;
+import shootergame.util.math.random.RandomHelpers;
 import shootergame.util.math.vec.Vec2d;
+import shootergame.util.math.vec.Vec2i;
+import shootergame.world.chunk.Chunk;
+import shootergame.world.layer.Layer;
 
 public class TileLava extends TileFlat
 {
+	private Random rand = new Random();
 
 	public TileLava(String id) {
 		super(id, Textures.TILE_LAVA);
@@ -25,8 +35,26 @@ public class TileLava extends TileFlat
 	}
 	
 	@Override
-	public double getLightLevel(TileState state) {
+	public double getLightLevel(TileState state, Vec2i pos) {
-		return LavaLightlevel.getLightLevel();
+		return LightLevelNoise.getLavaLightLevel();
+	}
+	
+	@Override
+	public void onWalkedOn(Chunk chunk, Layer layer, Vec2i pos, Entity entity, TileState state)
+	{
+		// Call super
+		super.onWalkedOn(chunk, layer, pos, entity, state);
+		
+		// Create a lava particle
+		layer.spawnEntity(new ParticleLava(entity.pos.copy()));
+	}
+	
+	@Override
+	public void tickRandomly(Layer layer, Chunk chunk, TileState state, Vec2i pos) {
+		super.tickRandomly(layer, chunk, state, pos);
+		
+		chunk.spawnEntity(new ParticleLava(new Vec2d(
+				pos.x + rand.nextDouble(), pos.y + rand.nextDouble())));
 	}
 
 }

src/shootergame/tiles/TileLavaFlow.java

@@ -1,13 +1,21 @@
 package shootergame.tiles;
 
+import java.util.Random;
+
 import shootergame.display.Camera;
+import shootergame.entity.particle.ParticleSmoke;
 import shootergame.init.Textures;
 import shootergame.util.gl.GlHelpers;
 import shootergame.util.math.TileState;
+import shootergame.util.math.random.RandomHelpers;
 import shootergame.util.math.vec.Vec2d;
+import shootergame.util.math.vec.Vec2i;
+import shootergame.world.chunk.Chunk;
+import shootergame.world.layer.Layer;
 
 public class TileLavaFlow extends TileFlat
 {
+	private Random rand = new Random();
 
 	public TileLavaFlow(String id) {
 		super(id, Textures.TILE_LAVA_FLOW);
@@ -24,8 +32,18 @@ public class TileLavaFlow extends TileFlat
 	}
 	
 	@Override
-	public double getLightLevel(TileState state) {
+	public double getLightLevel(TileState state, Vec2i pos) {
-		return LavaLightlevel.getLightLevel();
+		return LightLevelNoise.getLavaLightLevel();
+	}
+	
+	@Override
+	public void tickRandomly(Layer layer, Chunk chunk, TileState state, Vec2i pos) {
+		super.tickRandomly(layer, chunk, state, pos);
+		
+		if(RandomHelpers.randrange(rand, 5) == 0) {
+			chunk.spawnEntity(new ParticleSmoke(new Vec2d(
+					pos.x + rand.nextDouble(), pos.y + rand.nextDouble())));
+		}
 	}
 
 }

src/shootergame/tiles/TilePortalDown.java

@@ -4,6 +4,7 @@ import mainloop.task.IMainloopTask;
 import shootergame.Main;
 import shootergame.entity.Entity;
 import shootergame.entity.player.EntityPlayer;
+import shootergame.init.Layers;
 import shootergame.init.Textures;
 import shootergame.mainloop.MainloopEventHandler;
 import shootergame.util.math.TileState;
@@ -56,7 +57,7 @@ public class TilePortalDown extends TileFlat
 					if(player.height < -1 && movingPlayer == 0)
 					{
 						movingPlayer = 1;
-						Main.world.setLayerID(state.meta);
+						Main.world.setLayer(Layers.getLayer(state.meta));
 						player.height = 6;
 					}
 					

src/shootergame/util/math/vec/Vec2i.java

@@ -8,9 +8,9 @@ public class Vec2i
 	public int x;
 	public int y;
 	
-	public Vec2i(int d, int y)
+	public Vec2i(int x, int y)
 	{
-		this.x = d;
+		this.x = x;
 		this.y = y;
 	}
 	

src/shootergame/world/World.java

@@ -1,36 +1,13 @@
 package shootergame.world;
 
-import java.util.ArrayList;
-import java.util.Random;
-
 import shootergame.display.Camera;
 import shootergame.world.chunk.ChunkEventHandler;
 import shootergame.world.layer.Layer;
-import shootergame.world.layer.layergen.LayerGen;
 
 public class World
 {
-	private ArrayList<Layer> layers = new ArrayList<Layer>();
-	private int layer_id = 0;
 	private Layer layer;
 	
-	public World(Random rand, LayerGen ... layergen)
-	{
-		long seed = rand.nextLong();
-		
-		// Loop over the layer generators
-		int id = 0;
-		for(LayerGen lg : layergen)
-		{
-			// Create new layers
-			layers.add(new Layer(new Random(seed), lg, id));
-			id += 1;
-		}
-		
-		// Set the current layer
-		layer = layers.get(layer_id);
-	}
-	
 	public void render(Camera camera) {
 		layer.render(camera);
 	}
@@ -43,14 +20,9 @@ public class World
 		layer.spawnRandomEntities();
 	}
 	
-	public int getLayerID() {
+	public void setLayer(Layer layer) {
-		return layer_id;
-	}
-	
-	public void setLayerID(int id) {
-		layer_id = id;
-		layer = layers.get(layer_id);
 		ChunkEventHandler.loaded = false;
+		this.layer = layer;
 	}
 	
 	public Layer getLayer() {

src/shootergame/world/chunk/Chunk.java

@@ -11,6 +11,7 @@ import shootergame.init.Tiles;
 import shootergame.tiles.Tile;
 import shootergame.util.math.MathHelpers;
 import shootergame.util.math.TileState;
+import shootergame.util.math.random.RandomHelpers;
 import shootergame.util.math.range.Range2i;
 import shootergame.util.math.vec.Vec2d;
 import shootergame.util.math.vec.Vec2i;
@@ -22,6 +23,7 @@ public class Chunk
 	public static final Chunk CHUNK_EMPTY = new ChunkEmpty();
 	public static final int CHUNK_INDEX = CHUNK_SIZE.mx * CHUNK_SIZE.my;
 	public static final int SIMULATION_DISTANCE = 5;
+	public static final Random rand = new Random();
 	
 	private Tile tiles_back[] = new Tile[CHUNK_INDEX];
 	private Tile tiles_front[] = new Tile[CHUNK_INDEX];
@@ -283,4 +285,25 @@ public class Chunk
 		return nearby_entities;
 	}
 	
+	public void tickRandomly()
+	{
+		// Get a random tile
+		int id = RandomHelpers.randrange(rand, CHUNK_INDEX);
+		Vec2i pos = Vec2i.fromId(CHUNK_SIZE, id);
+		pos.x += c_pos.x * 16;
+		pos.y += c_pos.y * 16;
+		
+		// Randomly select the front and back tiles
+		TileState ts;
+		if(rand.nextBoolean()) {
+			ts = getBackTile(id);
+		}
+		else {
+			ts = getFrontTile(id);
+		}
+		
+		// Tick the tile
+		ts.tile.tickRandomly(layer, this, ts, pos);
+	}
+	
 }

src/shootergame/world/layer/Layer.java

@@ -52,9 +52,10 @@ public class Layer
 	
 	public void tickEntities()
 	{
-		// Tick every entity in every loaded chunk
+		// Tick every entity and every tile in every loaded chunk
 		for(Map2DElement<Chunk> e : chunks) {
 			e.o.tickEntities();
+			e.o.tickRandomly();
 		}
 		
 		// Move every entitiy in every loaded chunk

src/shootergame/world/layer/layergen/LayerGenCaves.java

@@ -5,7 +5,6 @@ import java.util.Random;
 import shootergame.Main;
 import shootergame.entity.Entity;
 import shootergame.entity.EntityZombie;
-import shootergame.entity.EntityZombieArmored;
 import shootergame.init.Tiles;
 import shootergame.util.math.MathHelpers;
 import shootergame.util.math.TileState;
@@ -51,7 +50,7 @@ public class LayerGenCaves extends LayerGen
 				double noise_n = 100 - MathHelpers.positive( noisegen_n.eval(cx/20.0, cy/20.0) * 100 );
 				Vec2i pos = new Vec2i(x, y);
 				
-				if(noise_n > 90) {
+				if(noise_n > 80) {
 					chunk.setBackTile(Tiles.STONE.getDefaultState(), pos);
 				}
 				
@@ -76,7 +75,7 @@ public class LayerGenCaves extends LayerGen
 		
 		// Only place a chest here if the tile is clear
 		if(chunk.getBackTile(chest_pos).tile == getTileDestroyed().tile) {
-			chunk.setFrontTile(new TileState(Tiles.TILE_CHEST, 1), chest_pos);
+			chunk.setFrontTile(new TileState(Tiles.CHEST, 1), chest_pos);
 		}
 	}
 

src/shootergame/world/layer/layergen/LayerGenEarth.java

@@ -4,6 +4,7 @@ import java.util.Random;
 
 import shootergame.Main;
 import shootergame.entity.Entity;
+import shootergame.entity.EntityDummy;
 import shootergame.entity.EntityZombie;
 import shootergame.init.Tiles;
 import shootergame.util.math.TileState;

src/shootergame/world/layer/layergen/LayerGenLavaCaves.java

@@ -4,7 +4,6 @@ import java.util.Random;
 
 import shootergame.Main;
 import shootergame.entity.Entity;
-import shootergame.entity.EntityZombie;
 import shootergame.entity.EntityZombieArmored;
 import shootergame.init.Tiles;
 import shootergame.util.math.TileState;
@@ -88,10 +87,14 @@ public class LayerGenLavaCaves extends LayerGen
 				RandomHelpers.randrange(rand, Chunk.CHUNK_SIZE.my));
 		
 		// Only place a chest here if the tile is clear
-		if(chunk.getBackTile(chest_pos).tile == getTileDestroyed().tile) {
+		if(
-			chunk.setFrontTile(new TileState(Tiles.TILE_CHEST, 2), chest_pos);
+				chunk.getBackTile(chest_pos).tile == getTileDestroyed().tile &&
+				chunk.getFrontTile(chest_pos).tile == Tiles.VOID) {
+			chunk.setFrontTile(new TileState(Tiles.CHEST, 2), chest_pos);
 		}
-		if(chunk.getBackTile(lava_flow_pos).tile == getTileDestroyed().tile) {
+		if(
+				chunk.getBackTile(lava_flow_pos).tile == getTileDestroyed().tile &&
+				chunk.getFrontTile(lava_flow_pos).tile == Tiles.VOID) {
 			chunk.setFrontTile(Tiles.LAVA_FLOW.getDefaultState(), lava_flow_pos);
 		}
 	}
@@ -99,7 +102,7 @@ public class LayerGenLavaCaves extends LayerGen
 	@Override
 	public void spawnEntities(Layer layer, Random rand)
 	{
-		if(rand.nextDouble() > 0.95)
+		if(rand.nextDouble() > 0.98)
 		{
 			Entity zombie = new EntityZombieArmored();
 			zombie.pos = new Vec2d(