project.godot

@@ -37,6 +37,12 @@ move_down={
 "events": [Object(InputEventKey,"resource_local_to_scene":false,"resource_name":"","device":-1,"window_id":0,"alt_pressed":false,"shift_pressed":false,"ctrl_pressed":false,"meta_pressed":false,"pressed":false,"keycode":0,"physical_keycode":83,"key_label":0,"unicode":115,"location":0,"echo":false,"script":null)
 ]
 }
+shoot={
+"deadzone": 0.2,
+"events": [Object(InputEventMouseButton,"resource_local_to_scene":false,"resource_name":"","device":-1,"window_id":0,"alt_pressed":false,"shift_pressed":false,"ctrl_pressed":false,"meta_pressed":false,"button_mask":1,"position":Vector2(186, 13),"global_position":Vector2(195, 61),"factor":1.0,"button_index":1,"canceled":false,"pressed":true,"double_click":true,"script":null)
+, Object(InputEventKey,"resource_local_to_scene":false,"resource_name":"","device":-1,"window_id":0,"alt_pressed":false,"shift_pressed":false,"ctrl_pressed":false,"meta_pressed":false,"pressed":false,"keycode":0,"physical_keycode":32,"key_label":0,"unicode":32,"location":0,"echo":false,"script":null)
+]
+}
 
 [physics]
 

scenes/projectile.tscn

@@ -0,0 +1,16 @@
+[gd_scene format=3 uid="uid://ber0mmhkx5mcq"]
+
+[ext_resource type="Script" uid="uid://cjhop8r6qbxa8" path="res://scripts/weapon/projectile.gd" id="1_c8fcr"]
+
+[sub_resource type="CircleShape2D" id="CircleShape2D_b0rl5"]
+
+[node name="TestBullet" type="Area2D" unique_id=1343072966]
+script = ExtResource("1_c8fcr")
+
+[node name="CollisionShape2D" type="CollisionShape2D" parent="." unique_id=902330337]
+scale = Vector2(0.3, 0.3)
+shape = SubResource("CircleShape2D_b0rl5")
+
+[node name="VisibleOnScreenEnabler2D" type="VisibleOnScreenEnabler2D" parent="." unique_id=573845617]
+
+[connection signal="screen_exited" from="VisibleOnScreenEnabler2D" to="." method="_on_visible_on_screen_enabler_2d_screen_exited"]

scenes/spaceship.tscn

@@ -1,11 +1,25 @@
 [gd_scene format=3 uid="uid://bljiu3udiypxw"]
 
 [ext_resource type="Script" uid="uid://ev121glffa0v" path="res://scripts/spaceship.gd" id="1_yqmju"]
+[ext_resource type="PackedScene" uid="uid://c1rngq6i8bva2" path="res://scenes/weapon.tscn" id="2_ae4p7"]
+[ext_resource type="PackedScene" uid="uid://ber0mmhkx5mcq" path="res://scenes/projectile.tscn" id="3_v0rat"]
+[ext_resource type="Script" uid="uid://5nhxplvtroit" path="res://scripts/weapon/shotgun_pattern.gd" id="4_v0rat"]
+
+[sub_resource type="Resource" id="Resource_343tk"]
+script = ExtResource("4_v0rat")
+bullets = 10
+spread = 200.0
+metadata/_custom_type_script = "uid://5nhxplvtroit"
 
 [sub_resource type="CapsuleShape2D" id="CapsuleShape2D_ky2tl"]
 
 [node name="Spaceship" type="CharacterBody2D" unique_id=1542800769]
 script = ExtResource("1_yqmju")
 
+[node name="Weapon" parent="." unique_id=368200726 instance=ExtResource("2_ae4p7")]
+position = Vector2(-20, 0)
+projectile_scene = ExtResource("3_v0rat")
+fire_pattern = SubResource("Resource_343tk")
+
 [node name="CollisionShape2D" type="CollisionShape2D" parent="." unique_id=1103597978]
 shape = SubResource("CapsuleShape2D_ky2tl")

scenes/weapon.tscn

@@ -0,0 +1,8 @@
+[gd_scene format=3 uid="uid://c1rngq6i8bva2"]
+
+[ext_resource type="Script" uid="uid://bkicdjnevsqxe" path="res://scripts/weapon.gd" id="1_xasec"]
+
+[node name="Weapon" type="Node2D" unique_id=493996083]
+script = ExtResource("1_xasec")
+
+[node name="Marker2D" type="Marker2D" parent="." unique_id=312102312]

scripts/spaceship.gd

@@ -4,12 +4,25 @@ extends CharacterBody2D
 @export var friction := 0.98
 @export var max_speed := 1000.0
 
+@onready var weapons = get_children().filter(func(c): return c is Weapon)
+
 
 func _physics_process(delta: float) -> void:
+	handle_move(delta)
+	handle_shoot()
+
+
+func handle_move(delta: float) -> void:
 	var direction = Input.get_vector("move_left", "move_right", "move_up", "move_down")
-	#
+
 	velocity += direction * thrust * delta
 	velocity *= friction
 
 	velocity = velocity.limit_length(max_speed)
 	move_and_slide()
+
+
+func handle_shoot() -> void:
+	if Input.is_action_just_pressed("shoot"):
+		for w in weapons:
+			w.shoot()

scripts/weapon.gd

@@ -0,0 +1,17 @@
+class_name Weapon
+extends Node2D
+
+@export var projectile_scene: PackedScene
+@export var fire_pattern: FirePattern
+
+
+func shoot() -> void:
+	fire_pattern.fire(global_position, -global_transform.y, spawn_projectile)
+
+
+func spawn_projectile(pos: Vector2, dir: Vector2):
+	var proj = projectile_scene.instantiate()
+	proj.global_position = pos
+	proj.direction = dir
+	get_tree().current_scene.get_parent().add_child(proj)
+	return proj

scripts/weapon/cannon_pattern.gd

@@ -0,0 +1,6 @@
+class_name CannonPattern
+extends FirePattern
+
+
+func fire(pos: Vector2, dir: Vector2, spawn: Callable) -> void:
+	spawn.call(pos, dir)

scripts/weapon/fire_pattern.gd

@@ -0,0 +1,6 @@
+class_name FirePattern
+extends Resource
+
+
+func fire(_pos: Vector2, _dir: Vector2, _spawn: Callable) -> void:
+	pass

scripts/weapon/projectile.gd

@@ -0,0 +1,12 @@
+extends Area2D
+
+@export var speed := 600.0
+var direction: Vector2 = Vector2.RIGHT
+
+
+func _physics_process(delta):
+	global_position += direction * speed * delta
+
+
+func _on_visible_on_screen_enabler_2d_screen_exited() -> void:
+	queue_free()

scripts/weapon/shotgun_pattern.gd

@@ -0,0 +1,12 @@
+class_name ShotgunPattern
+extends FirePattern
+
+@export var bullets := 5
+@export var spread := 0.25
+
+
+func fire(pos: Vector2, dir: Vector2, spawn: Callable) -> void:
+	for i in range(bullets):
+		var angle := randf_range(-spread, spread)
+		var new_dir := dir.rotated(angle)
+		spawn.call(pos, new_dir)