feat(战斗系统): 添加小鸡冲刺攻击技能及相关特效

实现小鸡的冲刺攻击能力，包括：
1. 新增ChickSprint子弹类型及场景
2. 为EntityBase添加拖尾粒子效果
3. 添加攻击蓄力特效和音效
4. 调整小鸡的攻击冷却时间和冲刺倍率
5. 优化TickTool工具类添加until方法
6. 修改世界背景z-index避免遮挡

调整战斗平衡性：
1. 降低默认冲刺倍率
2. 修改测试波次配置
3. 增加新的攻击方式选项

components/Abstracts/EffectBase.tscn

@@ -7,6 +7,11 @@
 [node name="EffectBase" type="Node2D"]
 script = ExtResource("1_pt2rk")
 
+[node name="sounds" type="Node2D" parent="."]
+unique_name_in_owner = true
+
+[node name="spawn" type="AudioStreamPlayer2D" parent="sounds"]
+
 [node name="particles" type="GPUParticles2D" parent="."]
 unique_name_in_owner = true
 amount = 30

components/Abstracts/EntityBase.tscn

@@ -1,4 +1,4 @@
-[gd_scene load_steps=18 format=3 uid="uid://cvogxi7mktumf"]
+[gd_scene load_steps=27 format=3 uid="uid://cvogxi7mktumf"]
 
 [ext_resource type="Script" path="res://scripts/Statemachine/EntityBase.gd" id="1_mvol6"]
 [ext_resource type="Texture2D" uid="uid://dwwpkn4q07ja2" path="res://icon.svg" id="2_7lpu0"]
@@ -169,6 +169,49 @@ _data = {
 "hurt": SubResource("Animation_wl2we")
 }
 
+[sub_resource type="Curve" id="Curve_cs3iy"]
+_data = [Vector2(0, 1), 0.0, 0.0, 0, 0, Vector2(1, 0), 0.0, 0.0, 0, 0]
+point_count = 2
+
+[sub_resource type="CurveTexture" id="CurveTexture_r5gvu"]
+curve = SubResource("Curve_cs3iy")
+
+[sub_resource type="Curve" id="Curve_uf1fy"]
+_data = [Vector2(0, 1), 0.0, 0.0, 0, 0, Vector2(1, 0), 0.0, 0.0, 0, 0]
+point_count = 2
+
+[sub_resource type="CurveTexture" id="CurveTexture_cofpe"]
+curve = SubResource("Curve_uf1fy")
+
+[sub_resource type="Gradient" id="Gradient_nkkgg"]
+colors = PackedColorArray(1, 0, 0, 1, 1, 0.84375, 0, 1)
+
+[sub_resource type="GradientTexture1D" id="GradientTexture1D_j74g5"]
+gradient = SubResource("Gradient_nkkgg")
+
+[sub_resource type="Gradient" id="Gradient_m6h1v"]
+colors = PackedColorArray(1, 1, 1, 1, 0, 0, 0, 1)
+
+[sub_resource type="GradientTexture1D" id="GradientTexture1D_j8vyx"]
+gradient = SubResource("Gradient_m6h1v")
+
+[sub_resource type="ParticleProcessMaterial" id="ParticleProcessMaterial_kndb2"]
+particle_flag_disable_z = true
+emission_shape = 1
+emission_sphere_radius = 50.0
+angle_min = 1.07288e-05
+angle_max = 360.0
+angle_curve = SubResource("CurveTexture_cofpe")
+direction = Vector3(-1, 0, 0)
+spread = 15.0
+initial_velocity_max = 100.0
+gravity = Vector3(0, 0, 0)
+scale_min = 5.0
+scale_max = 15.0
+color_ramp = SubResource("GradientTexture1D_j8vyx")
+color_initial_ramp = SubResource("GradientTexture1D_j74g5")
+alpha_curve = SubResource("CurveTexture_r5gvu")
+
 [sub_resource type="CircleShape2D" id="CircleShape2D_34h7q"]
 
 [node name="EntityBase" type="CharacterBody2D"]
@@ -225,6 +268,12 @@ libraries = {
 [node name="weapons" type="Node2D" parent="texture"]
 unique_name_in_owner = true
 
+[node name="trailParticle" type="GPUParticles2D" parent="texture"]
+unique_name_in_owner = true
+z_index = -1
+amount = 300
+process_material = SubResource("ParticleProcessMaterial_kndb2")
+
 [node name="statebar" parent="." instance=ExtResource("2_uje1g")]
 unique_name_in_owner = true
 position = Vector2(0, -100)

components/Bullets/ChickSprint.tscn

@@ -0,0 +1,13 @@
+[gd_scene load_steps=4 format=3 uid="uid://dpww053pxchsb"]
+
+[ext_resource type="PackedScene" uid="uid://crtdkysmnkith" path="res://components/Abstracts/BulletBase.tscn" id="1_hvhrf"]
+[ext_resource type="Script" path="res://scripts/Contents/Bullets/ChickSprint.gd" id="2_fecvj"]
+
+[sub_resource type="CircleShape2D" id="CircleShape2D_rirs4"]
+radius = 63.1269
+
+[node name="ChickSprint" instance=ExtResource("1_hvhrf")]
+script = ExtResource("2_fecvj")
+
+[node name="hitbox" parent="." index="1"]
+shape = SubResource("CircleShape2D_rirs4")

components/Characters/Chick.tscn

@@ -48,7 +48,6 @@ volume_db = -10.0
 [node name="texture" parent="." index="1"]
 position = Vector2(0, -37)
 sprite_frames = SubResource("SpriteFrames_xji3d")
-animation = &"walk"
 
 [node name="normal" type="Node2D" parent="texture/weapons" index="0"]
 position = Vector2(30, -12)

components/Effects/AttackStar.tscn

@@ -0,0 +1,40 @@
+[gd_scene load_steps=9 format=3 uid="uid://bkwy3rwkihf4m"]
+
+[ext_resource type="PackedScene" uid="uid://bcvuuy2m0pke0" path="res://components/Abstracts/EffectBase.tscn" id="1_gbycc"]
+[ext_resource type="Texture2D" uid="uid://chqmaeivt84b5" path="res://components/UI/attackstar.svg" id="2_2ws80"]
+[ext_resource type="AudioStream" uid="uid://cn876dtp1ypqx" path="res://resources/sounds/effect/Collect.wav" id="2_nxkfo"]
+
+[sub_resource type="Curve" id="Curve_2biku"]
+_data = [Vector2(0, 0), 0.0, 0.0, 0, 0, Vector2(0.2, 1), 0.0, 0.0, 0, 0, Vector2(0.8, 1), 0.0, 0.0, 0, 0, Vector2(1, 0), 0.0, 0.0, 0, 0]
+point_count = 4
+
+[sub_resource type="CurveTexture" id="CurveTexture_77moo"]
+curve = SubResource("Curve_2biku")
+
+[sub_resource type="Curve" id="Curve_e8ols"]
+_data = [Vector2(0, 0), 0.0, 0.0, 0, 0, Vector2(0.2, 1), 0.0, 0.0, 0, 0, Vector2(0.8, 1), 0.0, 0.0, 0, 0, Vector2(1, 0), 0.0, 0.0, 0, 0]
+point_count = 4
+
+[sub_resource type="CurveTexture" id="CurveTexture_3oeed"]
+curve = SubResource("Curve_e8ols")
+
+[sub_resource type="ParticleProcessMaterial" id="ParticleProcessMaterial_bt5eu"]
+particle_flag_disable_z = true
+direction = Vector3(0, -1, 0)
+initial_velocity_min = 10.0
+initial_velocity_max = 50.0
+gravity = Vector3(0, 0, 0)
+scale_curve = SubResource("CurveTexture_3oeed")
+alpha_curve = SubResource("CurveTexture_77moo")
+
+[node name="AttackStar" instance=ExtResource("1_gbycc")]
+spawnSound = "spawn"
+
+[node name="spawn" parent="sounds" index="0"]
+stream = ExtResource("2_nxkfo")
+volume_db = 10.0
+
+[node name="particles" parent="." index="1"]
+amount = 1
+process_material = SubResource("ParticleProcessMaterial_bt5eu")
+texture = ExtResource("2_2ws80")

components/Scenes/World.tscn

@@ -85,7 +85,7 @@ libraries = {
 }
 
 [node name="background" type="Sprite2D" parent="."]
-z_index = -1
+z_index = -100
 texture = ExtResource("6_p0nkj")
 
 [node name="rooster" parent="." groups=["players"] instance=ExtResource("3_5ui6q")]

components/UI/attackstar.svg

@@ -0,0 +1 @@
+<svg version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" width="81.9" height="81.9" viewBox="0,0,81.9,81.9"><g transform="translate(-199.05,-139.05)"><g stroke="none" stroke-width="0" stroke-linecap="round" stroke-miterlimit="10"><g><g fill="#ffba47"><path d="M250.00785,180.01989h-20.03499l10.05558,-40.96989l9.9987,40.73811"/><path d="M250.02714,180.21189l-9.9987,40.73811l-10.05558,-40.96989h20.03499"/><path d="M239.98011,190.00785v-20.03499l40.96989,10.05558l-40.73811,9.9987"/><path d="M239.78811,190.02714l-40.73811,-9.9987l40.96989,-10.05558v20.03499"/></g><g fill="#fff06c"><path d="M247.09152,180.01409h-14.19672l7.12535,-29.03112l7.08504,28.86688"/><path d="M247.10519,180.15015l-7.08504,28.86688l-7.12535,-29.03112h14.19672"/><path d="M239.98591,187.09152v-14.19672l29.03112,7.12535l-28.86688,7.08504"/><path d="M239.84985,187.10519l-28.86688,-7.08504l29.03112,-7.12535v14.19672"/></g><g fill="#ffffff"><path d="M241.36303,180.00271h-2.7287l1.36954,-5.57996l1.36179,5.54839"/><path d="M241.36566,180.02886l-1.36179,5.54839l-1.36954,-5.57996h2.7287"/><path d="M239.99729,181.36303v-2.7287l5.57996,1.36954l-5.54839,1.36179"/><path d="M239.97114,181.36566l-5.54839,-1.36179l5.57996,-1.36954v2.7287"/></g></g></g></g></svg><!--rotationCenter:40.950000000000074:40.94999999999999-->

components/UI/attackstar.svg.import

@@ -0,0 +1,37 @@
+[remap]
+
+importer="texture"
+type="CompressedTexture2D"
+uid="uid://chqmaeivt84b5"
+path="res://.godot/imported/attackstar.svg-b1221cbc7b9ccfacea37ada0859e9b08.ctex"
+metadata={
+"vram_texture": false
+}
+
+[deps]
+
+source_file="res://components/UI/attackstar.svg"
+dest_files=["res://.godot/imported/attackstar.svg-b1221cbc7b9ccfacea37ada0859e9b08.ctex"]
+
+[params]
+
+compress/mode=0
+compress/high_quality=false
+compress/lossy_quality=0.7
+compress/hdr_compression=1
+compress/normal_map=0
+compress/channel_pack=0
+mipmaps/generate=false
+mipmaps/limit=-1
+roughness/mode=0
+roughness/src_normal=""
+process/fix_alpha_border=true
+process/premult_alpha=false
+process/normal_map_invert_y=false
+process/hdr_as_srgb=false
+process/hdr_clamp_exposure=false
+process/size_limit=0
+detect_3d/compress_to=1
+svg/scale=1.0
+editor/scale_with_editor_scale=false
+editor/convert_colors_with_editor_theme=false

scripts/Contents/Bullets/ChickSprint.gd

@@ -0,0 +1,11 @@
+extends BulletBase
+class_name ChickSprint
+
+func register():
+	speed = 0
+	damage = 30
+	penerate = 1
+func ai():
+	PresetsAI.lockLauncher(self, launcher, true)
+	if !launcher.sprinting:
+		tryDestroy()

scripts/Contents/Characters/Chick.gd

@@ -8,9 +8,11 @@ const laserCount = 4
 func register():
 	fields[FieldStore.Entity.MAX_HEALTH] = 2000
 	fields[FieldStore.Entity.MOVEMENT_SPEED] = 0.35
-	attackCooldownMap[0] = 2000
+	attackCooldownMap[0] = 500
 	attackCooldownMap[1] = 6000
 	attackCooldownMap[2] = 100
+	attackCooldownMap[3] = 500
+	sprintMultiplier = 60
 func spawn():
 	texture.play("walk")
 
@@ -21,7 +23,8 @@ func ai():
 	elif currentFocusedBoss.position.distance_to(position) < 700:
 		tryAttack(1)
 	else:
-		tryAttack(0)
+		var method = MathTool.randc_from([0, 3])
+		tryAttack(method, method == 3)
 func attack(type):
 	if type == 0:
 		var weaponPos = findWeaponAnchor("normal")
@@ -36,4 +39,11 @@ func attack(type):
 		firepot.global_rotation = target
 		firepot.shot()
 		BulletBase.generate(preload("res://components/Bullets/FireScan.tscn"), self, weaponPos, target)
+	elif type == 3:
+		trailing = true
+		BulletBase.generate(preload("res://components/Bullets/ChickSprint.tscn"), self, position, 0)
+		await trySprint()
+		trailing = false
 	return true
+func sprint():
+	move((currentFocusedBoss.position - position).normalized() * sprintMultiplier, true)

scripts/Contents/Wave.gd

@@ -11,8 +11,9 @@ var per: int = 0
 static var current: int = 0
 static var data: Array[Wave] = [
 	# entity, minCount, maxCount, isBoss, from, to, per
-	create(preload("res://components/Characters/Hen.tscn"), 1, 5, false, 0, INF, 1),
-	create(preload("res://components/Characters/Chick.tscn"), 0, 0, true, 8, INF, 6),
+	# create(preload("res://components/Characters/Hen.tscn"), 1, 5, false, 0, INF, 1),
+	# create(preload("res://components/Characters/Chick.tscn"), 0, 0, true, 8, INF, 6),
+	create(preload("res://components/Characters/Chick.tscn"), 1, 1, true, 0, INF, 1),
 ]
 
 static func create(

scripts/Statemachine/EffectController.gd

@@ -2,12 +2,17 @@ extends Node2D
 class_name EffectController
 
 @export var oneShot: bool = true
+@export var spawnSound: String = ""
 
 @onready var particles: GPUParticles2D = $"%particles"
+@onready var sounds = $"%sounds"
 
 func _ready():
 	particles.emitting = false
 	particles.one_shot = oneShot
+	var sound = sounds.get_node_or_null(spawnSound)
+	if sound and sound.stream:
+		sound.play()
 func shot():
 	var cloned = particles.duplicate() as GPUParticles2D
 	cloned.emitting = true

scripts/Statemachine/EntityBase.gd

@@ -55,7 +55,7 @@ var inventoryMax = {
 @export var defaultCooldownUnit: float = 100
 @export var isBoss: bool = false
 @export var displayName: String = "未知实体"
-@export var sprintMultiplier: float = 4
+@export var sprintMultiplier: float = 3
 @export var drops: Array[ItemStore.ItemType] = []
 @export var dropCounts: Array[Vector2] = []
 @export var appleCount: Vector2i = Vector2(0, 2) # 死亡后掉落的苹果数量
@@ -67,15 +67,18 @@ var inventoryMax = {
 @onready var sounds: Node2D = $"%sounds"
 @onready var hurtAnimator: AnimationPlayer = $"%hurtAnimator"
 @onready var damageAnchor: Node2D = $"%damageAnchor"
+@onready var trailParticle: GPUParticles2D = $"%trailParticle"
 var statebar: EntityStateBar
 
 var health: float = 0
 var energy: float = 0
 var sprinting: bool = false
+var trailing: bool = false
 
 var lastDirection: int = 1
 var lastAttack: int = 0
 var currentFocusedBoss: EntityBase = null
+var charginup: bool = false
 
 func _ready():
 	register()
@@ -127,10 +130,11 @@ func _physics_process(_delta: float) -> void:
 			sprinting = false
 	else:
 		velocity = Vector2.ZERO
-		if isPlayer() or is_instance_valid(currentFocusedBoss):
+		if (isPlayer() or is_instance_valid(currentFocusedBoss)) and not charginup:
 			ai()
 	move_and_slide()
 	storeEnergy(0.01 * fields.get(FieldStore.Entity.ENERGY_REGENERATION))
+	trailParticle.emitting = trailing
 
 # 通用方法
 func applyLevel():
@@ -187,16 +191,22 @@ func startCooldown(type: int):
 	if state:
 		lastAttack = WorldManager.getTime()
 	return state
-func tryAttack(type: int):
+func tryAttack(type: int, needChargeUp: bool = false):
 	var state = startCooldown(type)
 	if state:
-		if attack(type):
+		if needChargeUp:
+			charginup = true
+			await EffectController.create(preload("res://components/Effects/AttackStar.tscn"), damageAnchor.global_position).shot()
+			charginup = false
+		else:
 			playSound("attack" + str(type))
+		attack(type)
 	return state
 func trySprint():
 	playSound("sprint")
 	sprint()
 	sprinting = true
+	await TickTool.until(func(): return !sprinting)
 func tryDie(by: BulletBase):
 	for drop in range(min(len(drops), len(dropCounts))):
 		var item = drops[drop]

scripts/Tools/TickTool.gd

@@ -5,3 +5,6 @@ static func millseconds(ms: int):
 static func frame(count: int = 1):
 	for i in range(count):
 		await WorldManager.tree.physics_frame
+static func until(predicate: Callable):
+	while not predicate.call():
+		await frame()