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scene/minigames/steering/steering_minigame.gd

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+extends Node2D
+
+@onready var background1 = $background1
+@onready var background2 = $background2
+
+@onready var spaceship = $Spaceship
+@onready var spaceshipHitbox = $Spaceship/Area2D
+@onready var astroid = preload("res://scene/minigames/steering/Astroid.tscn")
+
+@export var shipLogicRef: ShipLogic
+
+var controllStick: Node3D
+var controllStickGoalPos: float = 0.0
+const CONTROLL_STICK_SNAPBACK: float = 24
+
+var idleMoveAmplitude: float = 15
+var timePassed: float = 0
+var astroidTimer: float = 0
+var scrollSpeed: float = 8.5 #Pixels per seccond
+
+signal collision
+
+const POS_LEFT = 64
+const POS_MIDDLE = 128
+const POS_RIGHT = 192
+
+var starshipGoalPos: int = 1
+const starshipHorizontalSpeed: float = 56
+
+var rng = RandomNumberGenerator.new()
+
+var active: bool = false
+
+func _process(delta: float) -> void:
+	timePassed += delta
+	astroidTimer += delta
+	background1.position.y += scrollSpeed * delta
+	background2.position.y += scrollSpeed * delta
+	spaceship.position.y += idleMoveAmplitude * sin(timePassed)*delta
+	if controllStick:
+		controllStick.rotation_degrees.x = move_toward(controllStick.rotation_degrees.x,controllStickGoalPos,delta*CONTROLL_STICK_SNAPBACK)
+	if abs(controllStick.rotation_degrees.x) > 15:
+		controllStickGoalPos = 0
+	
+	if astroidTimer >= 90:
+		astroidTimer = rng.randf_range(0,20)
+		var astroidCounter = 0
+		if rng.randf() > 0.5:
+			spawnAstroid(POS_LEFT)
+			astroidCounter += 1
+		if rng.randf() > 0.5:
+			spawnAstroid(POS_MIDDLE)
+			astroidCounter += 1
+		if rng.randf() > 0.5 and astroidCounter < 2:
+			spawnAstroid(POS_RIGHT)
+	
+	infiniteScroll(background1)
+	infiniteScroll(background2)
+	
+	spaceship.position.x = move_toward(spaceship.position.x,goalPosToPos(),starshipHorizontalSpeed*delta)
+	
+	if active:
+		if Input.is_action_just_pressed("moveLeft"):
+			starshipGoalPos = clamp(starshipGoalPos-1,0,2)
+			if controllStick:
+				controllStickGoalPos = -16
+		if Input.is_action_just_pressed("moveRight"):
+			starshipGoalPos = clamp(starshipGoalPos+1,0,2)
+			if controllStick:
+				controllStickGoalPos = 16
+		
+		if Input.is_action_just_pressed("interact") or Input.is_action_just_pressed("moveDown"):
+			active = false
+
+func goalPosToPos() -> float:
+	match starshipGoalPos:
+		0:
+			return POS_LEFT
+		1:
+			return POS_MIDDLE
+		2:
+			return POS_RIGHT
+	return POS_MIDDLE
+
+func activate() -> void:
+	active = true
+
+func infiniteScroll(sprite: Sprite2D):
+	if sprite.position.y >=511:
+		sprite.position.y = -511
+
+func spawnAstroid(Xpos: float):
+	var instance = astroid.instantiate()
+	add_child(instance)
+	instance.position = Vector2(Xpos,-10)
+	instance.speed = rng.randf_range(3,9)
+	instance.rotationSpeed = PI/16
+
+
+func _on_area_2d_area_entered(_area: Area2D) -> void:
+	collision.emit()