restructure world files for copulae

server/game/room/world/body/projectile/missile.js

@@ -0,0 +1,65 @@
+'use strict';
+
+const Projectile = require('./projectile.js');
+
+class Missile extends Projectile {
+	constructor(world, pos, source) {
+		super(world);
+
+		this.x = pos.x * 32;
+		this.y = pos.y * 32;
+		this.xvel = pos.xvel;
+		this.yvel = pos.yvel;
+		this.r = pos.r;
+		this.xvel += Math.cos(this.r) * 0.2;
+		this.yvel += Math.sin(this.r) * 0.2;
+
+		this.source = source;
+		this.player = source.player;
+		this.fuel = 200;
+
+		this.type = 'missile';
+		this.frame = [[[0, 0], [10, 0], [10, 3], [0, 3]]];
+	}
+
+	contact(body) {
+		this.detonate();
+	}
+
+	detonate() {
+		this.world.explosion(this.center, 10);
+		this.world.room.broadcast('effect', {
+			type: 'explosion',
+			size: 10,
+			pos: this.center
+		});
+		this.world.removeBody(this);
+	}
+
+	tickType() {
+		let power = 0.004;
+		let x = Math.cos(this.b2body.GetAngleRadians()) * power;
+		let y = Math.sin(this.b2body.GetAngleRadians()) * power;
+		this.applyForce(x, y);
+
+		if(this.fuel-- <= 0) {
+			this.detonate();
+		}
+	}
+
+	packTypeDelta() {
+		return [];
+	}
+
+	packFull() {
+		return {
+			type: 'missile',
+			id: this.id,
+			source: this.source.id,
+			frame: this.frame,
+			delta: this.packDelta()
+		};
+	}
+}
+
+module.exports = Missile;