init

scripts/AsteroidManager.gd

@@ -0,0 +1,66 @@
+extends Node2D
+
+const ASTEROID = preload("res://scenes/asteroid.tscn")
+const FUEL_TANK = preload("res://scenes/fuel_tank.tscn")
+const STAR_FRAGMENT = preload("res://scenes/star_fragment.tscn")
+
+@onready var rocket: Rocket = %Rocket
+@onready var spawn_timer = %SpawnTimer
+
+var noise: Noise
+@export var delim_value: float = 0.34
+@export var fuel_value: float = 0.3#-0.58
+@export var star_rarity: float = 0.5#0.1
+
+func _ready():
+	noise = FastNoiseLite.new()
+	noise.seed = randi() % 1000000
+	noise.frequency = 0.007
+	
+	for pod: SpacePod in DataHandler.spawn_pods():
+		add_child(pod)
+	
+
+func _on_spawn_timer_timeout():
+	spawn_timer.wait_time = 9.5 / max(rocket.velocity.length(), 8)
+	for a in range(-36, 36):
+		var angle = rocket.rotation + (a / 30.0) + (randf() / 25.0)
+		var pos = rocket.position + (Vector2.from_angle(angle) * 420.0)
+		
+		var value = noise.get_noise_2d(pos.x, pos.y)
+		if value > delim_value:
+			if _check_spawn_loc(pos, 13):
+				var asteroid_spawn = ASTEROID.instantiate()
+				asteroid_spawn.position = pos
+				add_child(asteroid_spawn)
+		
+		if value < fuel_value:
+			var rand_pickup = randf()
+			if _check_spawn_loc(pos, 82):
+				if rand_pickup < star_rarity:
+					var star = STAR_FRAGMENT.instantiate()
+					star.position = pos
+					add_child(star)
+				else:
+					var fuel_spawn = FUEL_TANK.instantiate()
+					fuel_spawn.position = pos
+					add_child(fuel_spawn)
+
+func _check_spawn_loc(pos: Vector2, radius: int):
+	var shape_rid = PhysicsServer2D.circle_shape_create()
+
+	PhysicsServer2D.shape_set_data(shape_rid, radius)
+
+	var params = PhysicsShapeQueryParameters2D.new()
+	params.shape_rid = shape_rid
+	params.transform = Transform2D(0.0, pos)
+	params.collision_mask = 1
+
+	# Execute physics queries here...
+	var space_state = get_world_2d().direct_space_state
+	var results = space_state.intersect_shape(params)
+	
+	# Release the shape when done with physics queries.
+	PhysicsServer2D.free_rid(shape_rid)
+	
+	return results.is_empty()