feat: add piercing and bouncing projectile

.gitignore

@@ -1,2 +1,3 @@
 # Godot 4+ specific ignores
 .godot/
+.vscode

Levels/Map 1/level_1.tres

@@ -1,4 +1,4 @@
-[gd_resource type="Resource" script_class="Level" load_steps=9 format=3 uid="uid://ob41fnhkjr3o"]
+[gd_resource type="Resource" script_class="Level" load_steps=11 format=3 uid="uid://ob41fnhkjr3o"]
 
 [ext_resource type="Script" uid="uid://cuhq6u67cbbqm" path="res://Levels/Scripts/Resource/Level.gd" id="1_ftl6b"]
 [ext_resource type="Script" uid="uid://chu8s12rtdeqx" path="res://Levels/Scripts/Resource/Wave.gd" id="2_457yt"]
@@ -9,17 +9,31 @@ script = ExtResource("3_ub8wd")
 enemy = "res://Enemies/Scenes/enemy-a.tscn"
 number_to_spawn = 1
 lane_to_spawn = 0
-spawn_delay = 5.0
+spawn_delay = 4.0
 metadata/_custom_type_script = "uid://blxx3vs2wnfet"
 
+[sub_resource type="Resource" id="Resource_e6yyc"]
+script = ExtResource("3_ub8wd")
+enemy = "res://Enemies/Scenes/enemy-a.tscn"
+number_to_spawn = 1
+lane_to_spawn = 0
+spawn_delay = 1.5
+
+[sub_resource type="Resource" id="Resource_fhv1k"]
+script = ExtResource("3_ub8wd")
+enemy = "res://Enemies/Scenes/enemy-a.tscn"
+number_to_spawn = 1
+lane_to_spawn = 0
+spawn_delay = 1.5
+
 [sub_resource type="Resource" id="Resource_457yt"]
 script = ExtResource("2_457yt")
-troops = Array[ExtResource("3_ub8wd")]([SubResource("Resource_87wss")])
+troops = Array[ExtResource("3_ub8wd")]([SubResource("Resource_87wss"), SubResource("Resource_e6yyc"), SubResource("Resource_fhv1k")])
 metadata/_custom_type_script = "uid://chu8s12rtdeqx"
 
 [sub_resource type="Resource" id="Resource_qfjse"]
 script = ExtResource("3_ub8wd")
-enemy = "res://Enemies/Scenes/enemy-a.tscn"
+enemy = "uid://1kwye5yjf40d"
 number_to_spawn = 3
 lane_to_spawn = 0
 spawn_delay = 5.0
@@ -39,6 +53,6 @@ troops = Array[ExtResource("3_ub8wd")]([SubResource("Resource_qfjse"), SubResour
 script = ExtResource("1_ftl6b")
 waves = Array[ExtResource("2_457yt")]([SubResource("Resource_457yt"), SubResource("Resource_qeljc")])
 auto_start = false
-allowedTowers = Array[int]([1, 2])
+allowedTowers = Array[int]([1, 2, 3, 4])
 laneCount = 1
 metadata/_custom_type_script = "uid://cuhq6u67cbbqm"

Towers/Projectiles/Projectile.gd

@@ -4,12 +4,20 @@ class_name Projectile
 const TARGET_ENEMY : int = 1 ## Flag to target enemy
 const TARGET_ALLY : int = 2 ## Flag to target ally
 
-const MINIMUN_AREA : float = .1
 
 enum TYPE { ## Types of projectiles
-	AOE, ## One target
-	BASIC, ## Multiple targets[br]work with [member ProjectileResource.damageArea]
-	PIERCING ## Piercing through many enemy[br]work with [member ProjectileResource.maxTarets]
+
+	## One target
+	BASIC,
+
+	## Multiple targets[br]work with [member ProjectileResource.damageArea]
+	AOE,
+
+	## Piercing through enemies[br]work with [member ProjectileResource.maxTarets] and [member ProjectileResource.damageArea]
+	PIERCING,
+
+	## Bouncing over enemies[br]work with [member ProjectileResource.maxTarets] and [member ProjectileResource.damageArea]
+	BOUNCING,
 }
 
 var type : TYPE = TYPE.BASIC
@@ -23,9 +31,9 @@ var enemiesInRange : Array[Enemy]
 var affectedTarget : Array[Enemy]
 var allyInRange : Array[Tower]
 
+
 func _physics_process(delta: float) -> void:
-	prints(vectorTarget, is_instance_valid(target), vectorTarget == Vector3.ZERO)
-	if !is_instance_valid(target) && vectorTarget == Vector3.ZERO:
+	if !is_instance_valid(target) && type != TYPE.PIERCING || vectorTarget.distance_squared_to(global_position) < .4:
 		queue_free()
 		return
 
@@ -36,17 +44,22 @@ func _physics_process(delta: float) -> void:
 
 
 func onBodyEnteredDamageArea(body: Node3D) -> void:
-	if type == TYPE.AOE && targetable(body):
-		addTarget(body)
+	if type != TYPE.BASIC && targetable(body):
+		if type == TYPE.PIERCING:
+			resolveDamages(body)
+		else:
+			addTarget(body)
 
 
 func onBodyCollideWithProjectile(body: Node3D) -> void:
-	if not affectedTarget.has(body) && (body == target || type == TYPE.PIERCING && targetable(body)):
-		addTarget(body)
-		resolveDamages()
+	if (body == target || type == TYPE.PIERCING && targetable(body)):
+		resolveDamages(body)
 
 
 func targetable(body: Node3D) -> bool:
+	if affectedTarget.has(body):
+		return false
+
 	if body is Enemy:
 		return TARGET_ENEMY & allowedTargets
 	if body is Tower:
@@ -55,15 +68,32 @@ func targetable(body: Node3D) -> bool:
 	return false
 
 
-func resolveDamages() -> void:
-	for enemy in enemiesInRange:
-		if is_instance_valid(enemy):
-			maxTargets -= 1
-			enemy.take_damage(damage)
-			affectedTarget.append(enemy)
+func resolveDamages(body: Node3D) -> void:
+	damageEnemy(body)
+
+	if type == TYPE.AOE:
+		for enemy in enemiesInRange:
+			if is_instance_valid(enemy):
+				damageEnemy(enemy)
+
+	if maxTargets < 1 || type == TYPE.AOE:
+		return queue_free()
+
+	if type == TYPE.BOUNCING:
+		enemiesInRange.erase(body)
+		if enemiesInRange.size():
+			target = enemiesInRange.pop_front()
+			vectorTarget = target.global_position
+		else:
+			queue_free()
+
+
+func damageEnemy(enemy: Enemy) -> void:
+	if not affectedTarget.has(enemy):
+		maxTargets -= 1
+		enemy.take_damage(damage)
+		affectedTarget.append(enemy)
 
-	if maxTargets < 1:
-		queue_free()
 
 
 func loadProjectile(resource: ProjectileResource, startPosition: Vector3, _target: PhysicsBody3D) -> void:
@@ -79,14 +109,14 @@ func loadProjectile(resource: ProjectileResource, startPosition: Vector3, _targe
 	damage = resource.damage
 	allowedTargets = resource.allowedTargets
 	$Sprite3D.texture = resource.sprite
-	if type == TYPE.AOE && resource.damageArea:
+	if type != TYPE.BASIC && resource.damageArea:
 		$DamageArea/ProjectileArea.shape = resource.damageArea
 
 
 func addTarget(body: Node3D) -> void:
-	if body is Enemy:
+	if body is Enemy && not enemiesInRange.has(body):
 		enemiesInRange.append(body)
-	if body is Tower:
+	if body is Tower && not allyInRange.has(body):
 		allyInRange.append(body)
 
 

Towers/Projectiles/ProjectileResource.gd

@@ -4,8 +4,10 @@ class_name ProjectileResource
 
 @export var speed : int = 20
 @export var damage : int = 1
-@export var maxTargets : int = 1 ## Only usefull if [enum Projectile.TYPE] is [param PIERCING]
+@export var maxTargets : int = 1 ## Usefull when [enum Projectile.TYPE] is [param PIERCING] or [param BOUNCING]
 @export var type : Projectile.TYPE = Projectile.TYPE.BASIC
 @export_flags("Enemies", "Alliés") var allowedTargets : int = 1
-@export var damageArea : Shape3D ## Only usefull if [enum Projectile.TYPE] is [param AOE]
+## Usefull when [enum Projectile.TYPE] is [param AOE], [param PIERCING] or [param BOUNCING]
+## When [enum Projectile.TYPE] is [param BOUNCING] the shape is for target new entity in range
+@export var damageArea : Shape3D
 @export var sprite : Texture2D = load("res://Assets/Emotes/emote_star.png")

Towers/Scenes/aline.tscn

@@ -15,7 +15,7 @@ script = ExtResource("4_ck6a3")
 speed = 5
 damage = 10
 maxTargets = 1
-type = 0
+type = 1
 allowedTargets = 1
 damageArea = SubResource("SphereShape3D_lhd8w")
 sprite = ExtResource("5_lhd8w")

Towers/Scenes/maxence.tscn

@@ -1,17 +1,21 @@
-[gd_scene load_steps=7 format=3 uid="uid://b1pg1hgysx3am"]
+[gd_scene load_steps=8 format=3 uid="uid://b1pg1hgysx3am"]
 
 [ext_resource type="PackedScene" uid="uid://trg7ag3dqr2l" path="res://Towers/tower.tscn" id="1_laam8"]
 [ext_resource type="Script" uid="uid://ddgbr0n8kic3y" path="res://Towers/Projectiles/ProjectileResource.gd" id="2_7fox5"]
 [ext_resource type="Texture2D" uid="uid://boxdrq4nrq7hv" path="res://Assets/Icones/flamingo.svg" id="2_sciv6"]
 [ext_resource type="Script" uid="uid://bg0x4egeu17qb" path="res://Towers/Scripts/Upgrades/TowerUpgrade.gd" id="4_l8w4i"]
 
+[sub_resource type="SphereShape3D" id="SphereShape3D_sciv6"]
+radius = 0.2
+
 [sub_resource type="Resource" id="Resource_sciv6"]
 script = ExtResource("2_7fox5")
 speed = 40
 damage = 10
 maxTargets = 5
-type = 1
+type = 2
 allowedTargets = 1
+damageArea = SubResource("SphereShape3D_sciv6")
 metadata/_custom_type_script = "uid://ddgbr0n8kic3y"
 
 [sub_resource type="SphereShape3D" id="SphereShape3D_pw4mj"]
@@ -27,6 +31,7 @@ projectileRessource = SubResource("Resource_sciv6")
 towerRange = SubResource("SphereShape3D_pw4mj")
 action_cooldown = 3.0
 energy_regen = 20.0
+energy_cost = 25.0
 tower_shop = Array[ExtResource("4_l8w4i")]([])
 
 [node name="Sprite3D" parent="." index="5"]

Towers/Scenes/pierre.tscn

@@ -10,7 +10,7 @@ script = ExtResource("3_5tgsk")
 speed = 20
 damage = 5
 maxTargets = 1
-type = 1
+type = 0
 allowedTargets = 1
 sprite = ExtResource("4_r52mr")
 metadata/_custom_type_script = "uid://ddgbr0n8kic3y"

Towers/Scenes/victoria.tscn

@@ -1,15 +1,36 @@
-[gd_scene load_steps=5 format=3 uid="uid://db6aq2wdrcjtp"]
+[gd_scene load_steps=9 format=3 uid="uid://db6aq2wdrcjtp"]
 
 [ext_resource type="PackedScene" uid="uid://trg7ag3dqr2l" path="res://Towers/tower.tscn" id="1_ki73m"]
 [ext_resource type="Texture2D" uid="uid://m6jwakrus50v" path="res://Assets/Icones/sea-star.svg" id="2_n34tq"]
+[ext_resource type="Script" uid="uid://ddgbr0n8kic3y" path="res://Towers/Projectiles/ProjectileResource.gd" id="3_sf52i"]
 [ext_resource type="Script" uid="uid://bg0x4egeu17qb" path="res://Towers/Scripts/Upgrades/TowerUpgrade.gd" id="4_uso5g"]
 [ext_resource type="Texture2D" uid="uid://315k07rsgf6t" path="res://Assets/Characters/Female1.png" id="5_2rqsg"]
 
+[sub_resource type="SphereShape3D" id="SphereShape3D_rbuca"]
+radius = 3.0
+
+[sub_resource type="Resource" id="Resource_c1yif"]
+script = ExtResource("3_sf52i")
+speed = 5
+damage = 5
+maxTargets = 3
+type = 3
+allowedTargets = 1
+damageArea = SubResource("SphereShape3D_rbuca")
+metadata/_custom_type_script = "uid://ddgbr0n8kic3y"
+
+[sub_resource type="SphereShape3D" id="SphereShape3D_sf52i"]
+radius = 4.0
+
 [node name="Victoria" instance=ExtResource("1_ki73m")]
 tower_name = "Victoria"
 tower_type = 4
 icone = ExtResource("2_n34tq")
 bio = ""
+projectileRessource = SubResource("Resource_c1yif")
+towerRange = SubResource("SphereShape3D_sf52i")
+energy_regen = 25.0
+energy_cost = 20.0
 tower_shop = Array[ExtResource("4_uso5g")]([])
 
 [node name="Sprite3D" parent="." index="5"]