state machine, player animations, bullet pool, some graphics

scripts/scene_manager.gd

@@ -2,13 +2,21 @@ class_name SceneManager extends Node2D
 
 @onready var triggers: Node2D = $"../Triggers"
 @onready var game: GameController = $".."
-@onready var bullet: Bullet = $"../Bullet"
+@onready var player: Player = $"../Player"
+
+#recipe for bullets
+var bullet = preload("res://scenes/bullet.tscn")
+var totalAllowedBullets:int =7
+#collection 
+var bulletArray:Array[Bullet] = []
 
 # Called when the node enters the scene tree for the first time.
 func _ready() -> void:
 	buildLevel()
 	game.teleportSignal.connect(teleport)
-	bullet.bulletDamageSignal.connect(game._on_bullet_hit)
+	game.destroySignal.connect(destroy)
+	player.bulletSignal.connect(makeBullet)
+	
 
 
 # Called every frame. 'delta' is the elapsed time since the previous frame.
@@ -29,3 +37,42 @@ func teleport(body, _bodyposition=null)->void:
 				var random_y = randf_range(0, viewport_size.y)
 				var newPosition = Vector2(random_x, random_y)
 				body.teleport_to(newPosition)
+#order desk (for bullets)
+func makeBullet(pos, speed)->void:
+	#ask for a bullet from....the factory
+	print("make a bullet")
+	var myBullet:Bullet = bulletFactory()
+	myBullet.transform = pos
+	myBullet.setSpeed(speed)
+	myBullet.set_process(true)
+	
+func bulletFactory()->Bullet:
+	var myBullet:Bullet
+	#how many bullets have been created?
+	if bulletArray.size() <= totalAllowedBullets:
+		myBullet = bullet.instantiate()
+		add_sibling(myBullet)
+		#wire up a signal to the game controller
+		if not myBullet.bulletDamageSignal.is_connected(game._on_bullet_hit):
+			myBullet.bulletDamageSignal.connect(game._on_bullet_hit)
+	else:
+		#recycle bullet
+		myBullet = bulletArray.pop_back()
+		
+	#put the bullet in my collection
+	bulletArray.push_front(myBullet)
+	return myBullet
+
+func destroy(target)->void:
+	if target is Bullet:
+		stash(target)
+	if target is Crate:
+		target.queue_free()
+	
+func stash(target:Bullet)->void:
+	print("stash a bullet")
+	#hide the bullet off-screen
+	var stashPosition:Vector2 = Vector2(-100,-100)
+	target.position = stashPosition
+	target.setSpeed(0)
+	target.set_process(false)