add robust fixture rendering

server/game/player.js

@@ -32,9 +32,7 @@ class Player {
 
 	updateInputs(data) {
 		let input = {};
-		let sanitize = v => {
-			return v.length ? v.map(a => sanitize(a)) : +v || 0;
-		}
+		let sanitize = v => v.length ? v.map(a => sanitize(a)) : +v || 0;
 		data.forEach((v, i) => input[this.inputInterface[i]] = sanitize(v));
 		this.ship.updateInputs(input);
 		this.lastAction = Date.now();

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

@@ -39,7 +39,13 @@ class Body {
 				'rvel'
 			],
 			type: 'body',
-			fixtures: this.mounts.length
+			fixtures: {
+				order: [
+					'angle',
+					'state'
+				],
+				num: this.mounts.length
+			}
 		};
 
 		this.sleepTime = 0;
@@ -99,16 +105,12 @@ class Body {
 	}
 
 	packDelta() {
-		let pos = this.b2body.GetPosition();
-		let vel = this.b2body.GetLinearVelocity();
-		let rot = this.b2body.GetAngleRadians();
-		let rvel = this.b2body.GetAngularVelocity();
+		let pos = this.pos;
+		let vel = this.vel;
 
-		let values = [this.id, pos.x, pos.y, vel.x, vel.y, rot, rvel];
+		let values = [this.id, pos.x, pos.y, vel.x, vel.y, pos.r, vel.r];
 		values = values.concat(this.packTypeDelta());
-		this.mounts.forEach(m => {
-			values = values.concat(m.packDelta());
-		});
+		this.mounts.forEach(m => [].push.apply(values, m.packDelta()));
 
 		return values;
 	}
@@ -128,9 +130,8 @@ class Body {
 			interface: this.interface
 		};
 
-		let typePacket = this.packTypeFull();
-		for (let i in typePacket)
-			packet[i] = typePacket[i];
+		// Merge default and type-specific packets.
+		packet = Object.assign(packet, this.packTypeFull());
 
 		return packet;
 	}
@@ -173,7 +174,8 @@ class Body {
 	get vel() {
 		return {
 			x: this.b2body.GetLinearVelocity().x,
-			y: this.b2body.GetLinearVelocity().y
+			y: this.b2body.GetLinearVelocity().y,
+			r: this.b2body.GetAngularVelocity()
 		}
 	}
 }

server/game/room/world/body/turret/blaster.js

@@ -9,7 +9,6 @@ class Blaster extends Fixture {
 	}
 
 	fire() {
-		wingbase.debug('pew pew');
 		let data = {
 			speed: 1
 

server/game/room/world/body/turret/fixture.js

@@ -1,36 +1,35 @@
 'use strict';
 
-const traits = require('../../traits/fixtures.json');
-
 class Fixture {
 	constructor(mount, data) {
+		this.type = data.type;
+		this.id = data.id;
+		this.rof = data.rateOfFire;
+
+		this.state = 0;
+		this.projectiles = new Set();
+		this._angle = mount.traversal ? mount.traversal.cw : 0;
+
 		this.mount = mount;
-
-		this.projectiles = new WeakSet();
-
-		let turretTraits = traits[data.type];
-
-		console.log(turretTraits);
-
-		this.rof = turretTraits.rateOfFire;
-
-		this.traversal = this.mount.traversal || false;
-		this.fired = false;
-		this._angle = this.traversal ? this.traversal.cw : 0;
 	}
 
 	destruct() {
 		this.projectiles.forEach(p => p.world.removeBody(p));
 	}
 
+	fire() {
+
+	}
+
 	packFull() {
 		return {
-			traversal: this.traversal
+			traversal: this.traversal,
+			angle: this.angle
 		}
 	}
 
 	packDelta() {
-		return [this.traversal];
+
 	}
 
 	get angle() {
@@ -39,7 +38,7 @@ class Fixture {
 
 	set angle(angle) {
 		// TODO: Check if within traversal limit if on mount.
-		if (this.type == 'fixed') return;
+		if (this.mount.type == 'fixed') return;
 		this._angle = angle;
 	}
 }

server/game/room/world/body/turret/grapple.js

@@ -0,0 +1,15 @@
+'use strict';
+
+const Fixture = require('./fixture.js');
+
+class Grapple extends Fixture {
+	constructor(mount, data) {
+		super(mount, data);
+	}
+
+	fire() {
+		
+	}
+}
+
+module.exports = Grapple;

server/game/room/world/body/turret/mount.js

@@ -1,51 +1,78 @@
 'use strict';
 
 const Blaster = require('./blaster.js');
+const Grapple = require('./grapple.js');
+
+const traits = require('../../traits/fixtures.json');
 
 class Mount {
 	constructor(ship, data, fixture) {
-		this.ship = ship;
+		//this.ship = ship;
 
 		this.type = data.type || 'turret';
-		this.fixture = fixture || false//new Fixture(fixture);
 		this.size = data.size || 0;
+		this.hidden = data.hidden || 'false';
 		this.position = {
 			x: data.pos[0],
 			y: data.pos[1]
 		}
 
 		this.traversal = data.traversal ? {
-			cw: data.bounds[0],
-			ccw: data.bounds[1]
+			cw: data.traversal[0],
+			ccw: data.traversal[1]
 		} : 0;
 
-		this.updateDeltaInterface();
+		this.deltaInterface = ['traversal'];
+
+		this.fixture = false;
+		this.setFixture(fixture);
 	}
 
 	destruct() {
 		if (!this.fixture) return;
-		//this.fixture.destruct();
+		this.fixture.destruct();
 	}
 
 	fire() {
-		console.log(this.fixture);
+		if (!this.fixture) return;
+		this.fixture.fire();
+	}
+
+	setFixture(fixture) {
+		if (!(fixture in traits)) return;
+
+		let fixtureClass = {
+			'blaster': Blaster,
+			'grapple': Grapple
+		}[traits[fixture].type];
+
+		if (!fixtureClass) return;
+
+		let data = traits[fixture];
+		data.id = fixture;
+		this.fixture = new fixtureClass(this, data);
 	}
 
 	packDelta() {
-		return [this.traversal || 0];
+		return [this.angle || 0, this.fixture.state || 0];
 	}
 
-	updateDeltaInterface() {
-		this.deltaInterface = ['traversal'];
+	packTypeDelta() {
+		return [0];
 	}
 
 	packFull() {
 		return {
 			x: this.position.x,
 			y: this.position.y,
-			type: this.fixture ? this.fixture : 0
+			hidden: this.hidden,
+			fixture: this.fixture ? this.fixture.id : 0
 		};
 	}
+
+	get angle() {
+		return this.fixture ? this.fixture.angle : 0;
+	}
 }
 
 module.exports = Mount;

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

@@ -1,6 +1,6 @@
 {
 	"spawnShip": {
 		"ship": "01",
-		"fixtures": ["01", "01"]
+		"fixtures": ["01", "01", "02"]
 	}
 }

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

@@ -1,12 +1,14 @@
 {
 	"01": {
 		"name": "Basic Blaster",
+		"class": "gun",
 		"type": "blaster",
 		"damage": {
 			"thermal": 5,
 			"kinetic": 1
 		},
 		"speed": 1,
+		"acceleration": 0,
 		"range": 10,
 		"autofire": true,
 		"rateOfFire": 4,
@@ -23,5 +25,20 @@
 			"trail": 3,
 			"size": 2
 		}
+	},
+	"02": {
+		"name": "Grappling Hook",
+		"class": "launcher",
+		"type": "grapple",
+		"speed": 0.1,
+		"range": 8,
+		"cost": {
+
+		},
+		"appearance": {
+			"type": "projectile",
+			"sprite": "grapple",
+			"size": 1
+		}
 	}
 }

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

@@ -22,19 +22,22 @@
 				"pos": [18, 4],
 				"type": "fixed",
 				"size": 0,
-				"traversal": false
+				"traversal": [0, 0],
+				"hidden": true
 			},
 			{
 				"pos": [18, 28],
 				"type": "fixed",
 				"size": 0,
-				"traversal": false
+				"traversal": [0, 0],
+				"hidden": true
 			},
 			{
-				"pos": [1, 16],
+				"pos": [6, 16],
 				"type": "fixed",
 				"size": 1,
-				"traversal": false
+				"traversal": [3.14, 0],
+				"hidden": true
 			}
 		]
 	}