working bullet factory

GodotProject/project.godot

@@ -37,3 +37,8 @@ shove={
 "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":88,"key_label":0,"unicode":120,"location":0,"echo":false,"script":null)
 ]
 }
+shoot={
+"deadzone": 0.5,
+"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":90,"key_label":0,"unicode":122,"location":0,"echo":false,"script":null)
+]
+}

GodotProject/scenes/bullet.tscn

@@ -0,0 +1,15 @@
+[gd_scene load_steps=3 format=3 uid="uid://c7v063yofnirp"]
+
+[ext_resource type="Script" path="res://scripts/bullet.gd" id="1_au5n7"]
+
+[sub_resource type="RectangleShape2D" id="RectangleShape2D_hrjpd"]
+size = Vector2(14, 6)
+
+[node name="Area2D" type="Area2D"]
+script = ExtResource("1_au5n7")
+
+[node name="CollisionShape2D" type="CollisionShape2D" parent="."]
+shape = SubResource("RectangleShape2D_hrjpd")
+debug_color = Color(0.92607, 0.250785, 0.273463, 0.42)
+
+[connection signal="body_entered" from="." to="." method="_on_body_entered"]

GodotProject/scenes/crate.tscn

@@ -2,7 +2,7 @@
 
 [sub_resource type="RectangleShape2D" id="RectangleShape2D_jflwv"]
 
-[node name="RigidBody2D" type="RigidBody2D" groups=["box"]]
+[node name="RigidBody2D" type="RigidBody2D" groups=["box", "destructable"]]
 rotation = -2.29882
 metadata/_edit_group_ = true
 

GodotProject/scenes/game.tscn

@@ -1,9 +1,11 @@
-[gd_scene load_steps=8 format=3 uid="uid://cxnmaxykhbgaq"]
+[gd_scene load_steps=10 format=3 uid="uid://cxnmaxykhbgaq"]
 
 [ext_resource type="PackedScene" uid="uid://63qb2drh1l33" path="res://scenes/crate.tscn" id="1_0wmww"]
 [ext_resource type="Script" path="res://scripts/gamecontroller.gd" id="1_5dy8j"]
 [ext_resource type="Script" path="res://scripts/Trigger.gd" id="3_4laji"]
 [ext_resource type="PackedScene" uid="uid://c1cuiluq1fcpk" path="res://scenes/player.tscn" id="3_w28al"]
+[ext_resource type="PackedScene" uid="uid://c7v063yofnirp" path="res://scenes/bullet.tscn" id="5_drh85"]
+[ext_resource type="Script" path="res://scripts/scene_manager.gd" id="6_duuox"]
 
 [sub_resource type="RectangleShape2D" id="RectangleShape2D_f1luk"]
 size = Vector2(172, 20)
@@ -52,5 +54,12 @@ debug_color = Color(0.466667, 0.592157, 0, 0.419608)
 [node name="RigidBody2D3" parent="." instance=ExtResource("1_0wmww")]
 position = Vector2(256, 39)
 
+[node name="Area2D" parent="." instance=ExtResource("5_drh85")]
+position = Vector2(49, 305)
+
+[node name="SceneManager" type="Node" parent="."]
+unique_name_in_owner = true
+script = ExtResource("6_duuox")
+
 [connection signal="alert" from="Trigger" to="." method="_on_trigger_alert"]
 [connection signal="body_entered" from="Trigger" to="Trigger" method="_on_body_entered"]

GodotProject/scenes/player.tscn

@@ -4,7 +4,7 @@
 
 [sub_resource type="CircleShape2D" id="CircleShape2D_y4y41"]
 
-[node name="CharacterBody2D" type="CharacterBody2D"]
+[node name="CharacterBody2D" type="CharacterBody2D" groups=["player"]]
 script = ExtResource("1_s1kdl")
 metadata/_edit_group_ = true
 
@@ -18,3 +18,9 @@ collide_with_areas = true
 
 [node name="LeftRay" type="RayCast2D" parent="."]
 target_position = Vector2(-15, 0)
+
+[node name="RightTarget" type="Node2D" parent="."]
+position = Vector2(10, -5)
+
+[node name="LeftTarget" type="Node2D" parent="."]
+position = Vector2(-10, -5)

GodotProject/scripts/bullet.gd

@@ -0,0 +1,23 @@
+class_name Bullet extends Area2D
+var speed = 700
+signal hit
+# Called when the node enters the scene tree for the first time.
+func _ready() -> void:
+	pass # Replace with function body.
+
+
+# Called every frame. 'delta' is the elapsed time since the previous frame.
+func _process(delta: float) -> void:
+	pass
+
+func _physics_process(delta: float) -> void:
+	position += transform.x * speed * delta
+	
+func setSpeed(value):
+	speed = value
+
+
+func _on_body_entered(body: Node2D) -> void:
+	print("hit")
+	if not body.is_in_group("player"):
+		hit.emit(body)

GodotProject/scripts/gamecontroller.gd

@@ -27,3 +27,8 @@ func _on_trigger_alert(body):
 	if totalBoxes <=0:
 		print("you won")
 		get_tree().reload_current_scene()
+
+func bulletHit(body):
+	print("game controller knows bullet hit something")
+	if body.is_in_group("destructable"):
+		body.queue_free()

GodotProject/scripts/player.gd

@@ -14,6 +14,12 @@ var pushRightEnabled = false
 var pushLeftEnabled = false
 @export var PUSH_FORCE = 700
 
+# Bullet attack variables
+
+@onready var right_target: Node2D = $RightTarget
+@onready var left_target: Node2D = $LeftTarget
+var bullet = preload("res://scenes/bullet.tscn")
+
 var gravity = ProjectSettings.get_setting("physics/2d/default_gravity")
 
 
@@ -41,6 +47,18 @@ func _physics_process(delta):
 	else:
 		velocity.x = move_toward(velocity.x, 0, SPEED)
 
+
+# shoot
+
+	if Input.is_action_just_pressed("shoot"):
+		# make bullet
+		var myBullet = %SceneManager.bulletFactory()
+		owner.add_child(myBullet)
+		myBullet.transform = right_target.global_transform
+		if faceleft:
+			myBullet.transform = left_target.global_transform
+			myBullet.setSpeed(-700)
+
 	move_and_slide()
 	if right_ray.is_colliding():
 		if not faceleft:

GodotProject/scripts/scene_manager.gd

@@ -0,0 +1,23 @@
+extends Node
+@onready var game: Node2D = $".."
+
+var bullet = preload("res://scenes/bullet.tscn")
+
+# Called when the node enters the scene tree for the first time.
+func _ready() -> void:
+	pass # Replace with function body.
+
+
+# Called every frame. 'delta' is the elapsed time since the previous frame.
+func _process(delta: float) -> void:
+	pass
+
+func bulletFactory():
+	print("factory will make a bullet")
+	var myBullet = bullet.instantiate()
+	myBullet.connect("hit", onBulletHit)
+	return myBullet
+
+func onBulletHit(body):
+	print("Scene manager knows bullet hit")
+	game.bulletHit(body)