spiral swirl: fire swirl rotates outward as a pinwheel covering a wider area

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_017NTjSa2VgCtWZWVm573NB6

scripts/fire_swirl.gd

@@ -1,6 +1,9 @@
 extends ProjectileBase
 
 var _is_spread_child := false
+var _spiral_rotation_rate: float = 0.0
+var _lifetime: float = 0.0
+var _max_lifetime: float = 0.0
 
 const DIRS := [
 	Vector2(1, 0),
@@ -17,11 +20,29 @@ func _on_body_entered(body: Node2D) -> void:
 	if body.is_in_group("enemies"):
 		body.take_damage(damage)
 
+func _process(delta: float) -> void:
+	if _max_lifetime > 0.0:
+		_lifetime += delta
+		if _lifetime >= _max_lifetime:
+			queue_free()
+			return
+	if _spiral_rotation_rate != 0.0:
+		direction = direction.rotated(_spiral_rotation_rate * delta)
+	super(delta)
+
 func _ready() -> void:
 	damage = 6
 	if _is_spread_child:
 		super()
 		return
+	var perk_effects = get_node("/root/Game/PerkEffects")
+	if perk_effects.get_mode("fire_swirl.cast") == "spiral":
+		_spawn_spiral()
+	else:
+		_spawn_burst()
+	queue_free()
+
+func _spawn_burst() -> void:
 	var spawn_pos = global_position
 	for dir in DIRS:
 		var bullet = duplicate()
@@ -29,4 +50,15 @@ func _ready() -> void:
 		get_parent().add_child(bullet)
 		bullet.global_position = spawn_pos
 		bullet.launch(spawn_pos + dir * 1000)
-	queue_free()
+
+func _spawn_spiral() -> void:
+	var spawn_pos = global_position
+	for i in range(8):
+		var angle = TAU * float(i) / 8.0
+		var bullet = duplicate()
+		bullet._is_spread_child = true
+		bullet._spiral_rotation_rate = 2.0
+		bullet._max_lifetime = 3.0
+		get_parent().add_child(bullet)
+		bullet.global_position = spawn_pos
+		bullet.launch(spawn_pos + Vector2.from_angle(angle) * 1000)

scripts/perk_effects.gd

@@ -12,6 +12,7 @@ var shuriken_tag_enabled = false
 var tornado_push_on_cast = false
 var tornado_fruit_collect = false
 var laser_shuriken_on_kill = false
+var _icon_fire_swirl: AtlasTexture
 var throwing_knife_enabled = false
 var throwing_knife_cooldown: float = 2.0
 var throwing_knife_count: int = 1
@@ -73,6 +74,10 @@ func _ready() -> void:
 	_icon_tornado.atlas = preload("res://assets/Free  Effect Bullet Impact Explosion 32x32 V1/Purple Effect Bullet Impact Explosion 32x32.png")
 	_icon_tornado.region = Rect2(192, 0, 32, 32)
 
+	_icon_fire_swirl = AtlasTexture.new()
+	_icon_fire_swirl.atlas = preload("res://assets/Free  Effect Bullet Impact Explosion 32x32 V1/Red Effect Bullet Impact Explosion 32x32.png")
+	_icon_fire_swirl.region = Rect2(352, 64, 32, 32)
+
 	var lrt = Perk.new()
 	lrt.name = "Laser Lock-On"
 	lrt.description = "Laser retargets to the next highest health enemy on kill"
@@ -224,6 +229,16 @@ func _ready() -> void:
 	rw.effect = enable_tornado_push
 	available_perks.append(rw)
 
+	var ssp = Perk.new()
+	ssp.name = "Spiral Swirl"
+	ssp.description = "Fire Swirl fires all 8 swirls simultaneously in a rotating spiral pattern"
+	ssp.stats = _stat_toggle("Spiral")
+	ssp.spell = SpellLibrary.FIRE_SWIRL
+	ssp.archetype_slot = "fire_swirl.cast"
+	ssp.icon = _icon_fire_swirl
+	ssp.effect = enable_fire_swirl_spiral
+	available_perks.append(ssp)
+
 	var lsk = Perk.new()
 	lsk.name = "Chain Kill"
 	lsk.description = "Laser spawns a free Shuriken at every enemy it kills"
@@ -278,6 +293,9 @@ func enable_tornado_fruit_collect() -> void:
 func enable_laser_shuriken_on_kill() -> void:
 	laser_shuriken_on_kill = true
 
+func enable_fire_swirl_spiral() -> void:
+	set_mode("fire_swirl.cast", "spiral")
+
 func double_shuriken():
 	witch.shuriken_count += 2