fix null axis_multiplier_resource on subprojectile manager

addons/top_down/scenes/projectiles/projectile.tscn

@@ -1,6 +1,7 @@
-[gd_scene load_steps=13 format=3 uid="uid://beifde6xst23w"]
+[gd_scene load_steps=14 format=3 uid="uid://beifde6xst23w"]
 
 [ext_resource type="Script" path="res://addons/top_down/scripts/weapon_system/projectile/Projectile2D.gd" id="1_8ha7j"]
+[ext_resource type="Resource" uid="uid://dedx0gi4fowby" path="res://addons/top_down/resources/GlobalResources/axis_multiplication_resource.tres" id="2_3gsbh"]
 [ext_resource type="Texture2D" uid="uid://csfe20i4vc2bk" path="res://addons/top_down/assets/images/projectile/bullet_0.png" id="2_7x3e8"]
 [ext_resource type="Script" path="res://addons/top_down/scripts/weapon_system/projectile/ProjectileSetup.gd" id="2_yrlmb"]
 [ext_resource type="Script" path="res://addons/great_games_library/nodes/AreaTransmitter/AreaTransmitter2D.gd" id="3_e2gy5"]
@@ -18,7 +19,7 @@ size = Vector2(4, 2)
 [node name="Projectile" type="Node2D"]
 script = ExtResource("1_8ha7j")
 speed = 120.0
-axis_multiplier = Vector2(1, 0.5)
+axis_multiplier_resource = ExtResource("2_3gsbh")
 
 [node name="ProjectileSetup" type="Node" parent="." node_paths=PackedStringArray("projectile", "area_transmitter", "data_transmitter")]
 script = ExtResource("2_yrlmb")

addons/top_down/scenes/projectiles/sword_slash.tscn

@@ -1,9 +1,10 @@
-[gd_scene load_steps=18 format=3 uid="uid://c6ys2qs8aeu8n"]
+[gd_scene load_steps=19 format=3 uid="uid://c6ys2qs8aeu8n"]
 
 [ext_resource type="PackedScene" uid="uid://beifde6xst23w" path="res://addons/top_down/scenes/projectiles/projectile.tscn" id="1_lwexf"]
 [ext_resource type="Texture2D" uid="uid://b3gj1j73p318" path="res://addons/top_down/assets/images/shadow.png" id="2_pfam2"]
 [ext_resource type="PackedScene" uid="uid://djobi3eqlcjvo" path="res://addons/top_down/scenes/vfx/trail_particle.tscn" id="3_gx0bp"]
 [ext_resource type="Texture2D" uid="uid://br6m3va43cuug" path="res://addons/top_down/assets/images/vfx/slash_3_strip4.png" id="4_u6vsr"]
+[ext_resource type="Resource" uid="uid://dedx0gi4fowby" path="res://addons/top_down/resources/GlobalResources/axis_multiplication_resource.tres" id="6_gnksn"]
 [ext_resource type="Script" path="res://addons/top_down/scripts/weapon_system/projectile/ProjectileSpawner.gd" id="6_whjok"]
 [ext_resource type="Resource" uid="uid://d1ck1axrd4kd4" path="res://addons/top_down/resources/RoomResources/ysort_reference.tres" id="7_d1e47"]
 [ext_resource type="Script" path="res://addons/top_down/scripts/weapon_system/projectile/SubProjectileManager.gd" id="7_n74ie"]
@@ -134,6 +135,7 @@ autoplay = "slash"
 
 [node name="ProjectileSpawner" type="Node" parent="." index="5"]
 script = ExtResource("6_whjok")
+axis_multiplication_resource = ExtResource("6_gnksn")
 initial_distance = 10.0
 projectile_parent_reference = ExtResource("7_d1e47")
 
@@ -142,6 +144,7 @@ script = ExtResource("7_n74ie")
 projectile = NodePath("..")
 projectile_spawner = NodePath("../ProjectileSpawner")
 start_projectile_scene = ExtResource("8_1el3x")
+axis_multiplication_resource = ExtResource("6_gnksn")
 
 [node name="HitLimit" parent="." index="8"]
 hit_limit = -1

addons/top_down/scenes/weapons/sword.tscn

@@ -87,7 +87,6 @@ interval = 0.3
 animation_name = &""
 
 [node name="ProjectileSpawner" parent="." index="4"]
-axis_multiplication = Vector2(1, 1)
 initial_distance = 10.0
 projectile_scene = ExtResource("2_x78ie")
 

addons/top_down/scripts/weapon_system/projectile/Projectile2D.gd

@@ -8,7 +8,7 @@ signal prepare_exit_event
 ## Direction to travel
 @export var direction: = Vector2.RIGHT
 ## Used to fake angled perspective
-@export var axis_multiplier:Vector2 = Vector2.ONE
+@export var axis_multiplier_resource:Vector2Resource
 ## Each projectile contribute to the total damage value with multiply
 @export var damage_multiply:float = 1.0
 ## Force pushing a damage receiver
@@ -25,10 +25,10 @@ func _ready()->void:
 	move_direction = to_local_direction(direction).normalized()
 
 func to_local_direction(dir:Vector2)->Vector2:
-	return dir * (Vector2.ONE / axis_multiplier)
+	return dir * (Vector2.ONE / axis_multiplier_resource.value)
 
 func _physics_process(delta:float)->void:
-	global_position += speed * delta * move_direction * axis_multiplier
+	global_position += speed * delta * move_direction * axis_multiplier_resource.value
 
 
 func prepare_exit()->void:

addons/top_down/scripts/weapon_system/projectile/ProjectileSpawner.gd

@@ -34,11 +34,12 @@ signal prepare_spawn
 
 
 func spawn()->void:
-	if !enabled:
-		return
 	assert(projectile_scene != null, "no projectile scene assigned")
 	assert(projectile_parent_reference.node != null, "projectile parent reference isn't set")
+	assert(axis_multiplication_resource != null)
 
+	if !enabled:
+		return
 	prepare_spawn.emit()
 
 	var new_damage_resource:DamageResource

addons/top_down/scripts/weapon_system/projectile/SubProjectileManager.gd

@@ -6,13 +6,15 @@ extends Node
 ## Scene created and the ready()
 @export var start_projectile_scene:PackedScene
 @export var exit_projectile_scene:PackedScene
+## Used for extra calculation to simulate angled top-down perspective
+@export var axis_multiplication_resource:Vector2Resource
 
 var axis_compensation:Vector2
 
 func _ready()->void:
 	# TODO: just a mockup. Need some kind per situation configurations
 	projectile_spawner.collision_mask = Bitwise.append_flags(projectile_spawner.collision_mask, projectile.collision_mask)
-	axis_compensation = Vector2.ONE / projectile.axis_multiplier
+	axis_compensation = Vector2.ONE / axis_multiplication_resource.value
 
 	if start_projectile_scene != null:
 		spawn(start_projectile_scene)