Started a Godot Project to remake Tailgunner.

scripts/flyer.gd

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+class_name Flyer
+extends CharacterBody2D
+# constants
+## Maximum angle in degrees that the flyer can tilt.
+@export var max_tilt = 45
+## Maximum acceleration of the flyer in vertical directions. Measured in pixels per second.
+@export var vertical_accelleration = 5
+## Maximum acceleration of the flyer in horizontal directions. Measured in pixels per second.
+@export var horizontal_accelleration = 15
+## Default deceleration of the flyer in vertical directions when no input is given. Measured in pixels per second.
+@export var vertical_decelleration = 8
+## Default deceleration of the flyer in horizontal directions when no input is given. Measured in pixels per second.
+@export var horizontal_decelleration = 20
+## Maximum speed of the flyer in vertical directions. Measured in pixels per second.
+@export var vertical_max_speed = 300
+## Maximum speed of the flyer in horizontal directions. Measured in pixels per second.
+@export var horizontal_max_speed = 300
+@export var max_hp = 100
+@export var weapons: Array[Weapon]
+@export var friendly = false
+#@export var panAudio = true
+
+
+# gameplay variables
+var tilt
+var speed
+var hp
+var directionInput
+
+func _ready() -> void:
+	hp = max_hp
+	max_tilt = deg_to_rad(max_tilt)
+	directionInput = Vector2(0,0)
+
+func _physics_process(delta: float) -> void:
+	# convert control input to movement
+	var verticalIn = directionInput.y
+	var horizontalIn = directionInput.x
+	if verticalIn:
+		if (verticalIn / velocity.y) < 0:
+			velocity.y = move_toward(velocity.y, vertical_max_speed, verticalIn * (vertical_decelleration))
+		else:
+			velocity.y = move_toward(velocity.y, sign(verticalIn) * vertical_max_speed, sign(verticalIn) * verticalIn * vertical_accelleration)
+	else:
+		velocity.y = move_toward(velocity.y, 0, vertical_decelleration)
+	if horizontalIn:
+		if (horizontalIn / velocity.x) < 0:
+			velocity.x = move_toward(velocity.x, horizontal_max_speed, horizontalIn * (horizontal_decelleration))
+		else:
+			velocity.x = move_toward(velocity.x, sign(horizontalIn) * horizontal_max_speed, sign(horizontalIn) * horizontalIn * horizontal_accelleration)
+	else:
+		velocity.x = move_toward(velocity.x, 0, horizontal_decelleration)
+	
+	#print_debug("current velocity: ", velocity, ", current input: ", Vector2(horizontalIn, verticalIn), ", input signs: ", Vector2(sign(horizontalIn), sign(verticalIn)))
+	move_and_collide(velocity * delta)
+	
+	# tilt the flyer according to vertical movement.
+	tilt = velocity.y / vertical_max_speed * max_tilt
+	rotation = tilt
+
+func shoot(index):
+	if weapons.size() > index:
+		weapons[index].shoot()
+
+func deal_damage(amount):
+	hp -= amount
+	if hp <= 0:
+		die()
+
+func die():
+	return
+	#TODO: implement death

scripts/flyer.gd.uid

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+uid://b5qkxnurvqbi2

scripts/flyer_controller.gd

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+@tool
+class_name FlyerController
+extends Node
+
+# references
+@export var controlled_flyer: Flyer:
+	set(new_flyer):
+		controlled_flyer = new_flyer
+		update_configuration_warnings()
+
+func _ready() -> void:
+	if Engine.is_editor_hint():
+		var parent = get_parent()
+		if (parent is Flyer):
+			controlled_flyer = parent
+		update_configuration_warnings()
+
+func _get_configuration_warnings():
+	var warnings = []
+
+	if controlled_flyer == null:
+		warnings.append("Please select a flyer to be controlled by this controller.")
+	return warnings

scripts/flyer_controller.gd.uid

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+uid://b71mg3snmjp88

scripts/player_controller.gd

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+@tool
+class_name PlayerController
+extends FlyerController
+
+func _physics_process(delta: float) -> void:
+	if not Engine.is_editor_hint():
+		controlled_flyer.directionInput = Vector2(Input.get_axis("plane_left","plane_right"), Input.get_axis("plane_up","plane_down"))
+	if InputMap.has_action("shoot_primary") and Input.is_action_just_pressed("shoot_primary"):
+		controlled_flyer.shoot(1)
+	if InputMap.has_action("shoot_secondary") and Input.is_action_just_pressed("shoot_secondary"):
+		controlled_flyer.shoot(2)

scripts/player_controller.gd.uid

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+uid://cu7q3fqvjoyos

scripts/projectile.gd

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+class_name Projectile
+extends CharacterBody2D
+
+# constants
+@export var speed = 10
+@export var damage = 5
+@export var friendly = false
+
+# Called when the node enters the scene tree for the first time.
+func _ready() -> void:
+	pass # Replace with function body.
+
+
+func _physics_process(delta: float) -> void:
+	var target = move_and_collide(velocity * delta).get_collider()
+	if target is Flyer && friendly != target.friendly:
+		target.deal_damage(damage)
+		queue_free()

scripts/projectile.gd.uid

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+uid://8y2wqva60nom

scripts/weapon.gd

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+class_name Weapon
+extends Node2D
+
+# constants
+@export var max_ammo = 1
+## Number of seconds until the weapon can be used again.
+@export var cooldown = 1
+@export var shot: Projectile
+@export var shot_spawn: Node2D
+@export var audio: AudioStreamRandomizer
+
+# gameplay variables
+var ammo
+var timer = 0.0
+
+# Called when the node enters the scene tree for the first time.
+func _ready() -> void:
+	ammo = max_ammo
+
+
+# Called every frame. 'delta' is the elapsed time since the previous frame.
+func _process(delta: float) -> void:
+	timer += delta
+
+# Creates and returns an instance of the weapon's projectile.
+func shoot() -> Projectile:
+	if timer > cooldown && ammo > 0:
+		timer = 0
+		var new_shot = shot.instantiate()
+		owner.add_child(new_shot)
+		new_shot.transform = shot_spawn.transform
+		ammo -= 1
+		audio.play()
+		return new_shot
+	else:
+		return null
+
+func add_ammo(amount):
+	ammo += amount
+	if ammo > max_ammo:
+		ammo = max_ammo

scripts/weapon.gd.uid

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+uid://cr8aonshxxpqf