add start of gun support

server/game/room/world/beam.js

@@ -0,0 +1,11 @@
+'use strict';
+
+const Discharge = require('./discharge.js');
+
+class Beam extends Discharge {
+	constructor() {
+		super();
+	}
+}
+
+module.exports = Beam;

server/game/room/world/body.js

@@ -29,6 +29,16 @@ class Body {
 		this.b2body.ApplyTorque(f);
 	}
 
+	tick() {
+		let pos = this.b2body.GetPosition();
+		let bounds = this.world.bounds;
+
+		if(pos.x < bounds.left) this.applyForce(0.003, 0);
+		if(pos.x > bounds.right) this.applyForce(-0.003, 0);
+		if(pos.y < bounds.top) this.applyForce(0, 0.003);
+		if(pos.y > bounds.bottom) this.applyForce(-0, -0.003);
+	}
+
 	packDelta() {
 		let pos = this.b2body.GetPosition();
 		let vel = this.b2body.GetLinearVelocity();

server/game/room/world/index.js

@@ -13,6 +13,13 @@ class World {
 		this.ships = new Map();
 		this.players = new Set();
 		this.room = room;
+
+		this.bounds = {
+			left: -5,
+			right: 50,
+			top: -15,
+			bottom: 15
+		}
 	}
 
 	addPlayer(player) {
@@ -83,7 +90,10 @@ class World {
 		self.physics.step();
 
 		if (Math.random() < 0.1) {
-			self.bodies.forEach(body => body.applyDelta());
+			self.bodies.forEach(body => {
+				body.applyDelta(),
+				body.tick();
+			});
 		}
 	}
 }

server/game/room/world/missile.js

@@ -0,0 +1,36 @@
+'use strict';
+
+const Body = require('./bodies.js');
+
+class Missile extends Body {
+	constructor(world, source) {
+		super(world);
+
+		this.source = source;
+		this.player = source.player;
+
+		this.frame = [[[0, 0], [0, 10], [3, 10], [3, 0]]];
+	}
+
+	detonate() {
+		// Blow up stuff.
+		this.world.removeBody(this);
+	}
+
+	packTypeDelta() {
+		return [];
+	}
+
+	packFull() {
+		return {
+			type: 'missile',
+			id: this.id,
+			source: this.source.id,
+			team: this.player.team,
+			frame: this.frame,
+			delta: this.packDelta()
+		};
+	}
+}
+
+module.exports = Projectile;

server/game/room/world/projectile.js

@@ -0,0 +1,11 @@
+'use strict';
+
+const Discharge = require('./discharge.js');
+
+class Projectile extends Discharge {
+	constructor() {
+		super();
+	}
+}
+
+module.exports = Projectile;

server/game/room/world/ship.js

@@ -1,7 +1,7 @@
 'use strict';
 
 const defaults = require('./traits/defaults.json');
-const hulls = require('./traits/hulls.json');
+const shipTraits = require('./traits/ships.json');
 
 const Body = require('./body.js');
 
@@ -9,9 +9,15 @@ class Ship extends Body {
 	constructor(world, pos, player, build) {
 		super(world);
 
-		this.build = build || defaults.spawnShip.build;
+		build = build || {};
+		this.class = build.ship || defaults.spawnShip.ship;
+		this.turrets = build.turrets || defaults.spawnShip.turrets;
+		let traits = shipTraits[this.class];
+		this.frame = traits.hull;
+		this.power = traits.power;
+		this.mounts = traits.mounts;
+		this.size = traits.size;
 		this.player = player;
-		this.frame = hulls[this.build.hull];
 		this.type = 'ship';
 
 		this.thrust = {
@@ -19,8 +25,6 @@ class Ship extends Body {
 			left: 0,
 			right: 0
 		}
-
-		this.power = this.build.power;
 	}
 
 	move(data) {
@@ -66,7 +70,10 @@ class Ship extends Body {
 			type: 'ship',
 			id: this.id,
 			team: this.player.team,
-			build: this.build,
+			frame: this.frame,
+			mounts: this.mounts,
+			turrets: this.turrets,
+			size: this.size,
 			delta: this.packDelta()
 		};
 	}

server/game/room/world/traits/defaults.json

@@ -1,13 +1,6 @@
 {
 	"spawnShip": {
-		"build": {
-			"hull": "01",
-			"turrets": [0],
-			"power": {
-				"forward": 0.0015,
-				"back": 0,
-				"rotation": 0.0001
-			}
-		}
+		"ship": "01",
+		"turrets": ["01", "01"]
 	}
 }

server/game/room/world/traits/hulls.json

@@ -1,12 +0,0 @@
-{
-	"01": [
-		[
-			[1, 28],
-			[31, 28],
-			[31, 19],
-			[19, 2],
-			[13, 2],
-			[1, 19]
-		]
-	]
-}

server/game/room/world/traits/ships.json

@@ -0,0 +1,25 @@
+{
+	"01": {
+		"name": "Aiwodge",
+		"size": "small",
+		"power": {
+			"forward": 0.0015,
+			"back": 0,
+			"rotation": 0.0001
+		},
+		"hull": [
+			[
+				[3, 1],
+				[3, 30],
+				[12, 30],
+				[29, 18],
+				[29, 13],
+				[12, 1]
+			]
+		],
+		"mounts": [
+			[18, 4],
+			[18, 27]
+		]
+	}
+}