feat(角色): 添加猫头鹰角色MTY及其冲刺攻击能力

添加新角色MTY（猫头鹰）及其专属子弹MTYSprint
- 实现MTY角色的基本属性和AI行为
- 添加MTYSprint子弹类型及碰撞检测
- 在Wave.gd中添加MTY的生成配置
- 扩展BulletTool工具类添加查找最近子弹功能

components/Bullets/MTYSprint.tscn

@@ -0,0 +1,17 @@
+[gd_scene load_steps=4 format=3 uid="uid://digr2lvarxtvf"]
+
+[ext_resource type="PackedScene" uid="uid://crtdkysmnkith" path="res://components/Abstracts/BulletBase.tscn" id="1_pwer0"]
+[ext_resource type="Script" uid="uid://dqgbohkdj8rbj" path="res://scripts/Contents/Bullets/MTYSprint.gd" id="2_rion0"]
+
+[sub_resource type="CapsuleShape2D" id="CapsuleShape2D_rion0"]
+radius = 40.0
+height = 150.0
+
+[node name="MTYSprint" instance=ExtResource("1_pwer0")]
+script = ExtResource("2_rion0")
+displayName = "猛冲"
+baseDamage = 5.0
+penerate = 1.0
+
+[node name="hitbox" parent="." index="1"]
+shape = SubResource("CapsuleShape2D_rion0")

components/Characters/MTY.tscn

@@ -1,6 +1,7 @@
-[gd_scene load_steps=6 format=3 uid="uid://b5ysxff1ujv4l"]
+[gd_scene load_steps=7 format=3 uid="uid://b5ysxff1ujv4l"]
 
 [ext_resource type="PackedScene" uid="uid://cvogxi7mktumf" path="res://components/Abstracts/EntityBase.tscn" id="1_8og84"]
+[ext_resource type="Script" uid="uid://b80jr04qpitly" path="res://scripts/Contents/Characters/MTY.gd" id="2_hjlm2"]
 [ext_resource type="Texture2D" uid="uid://cpaafqx7vf443" path="res://resources/characters/bird/mty.png" id="2_i2hh0"]
 
 [sub_resource type="SpriteFrames" id="SpriteFrames_hjlm2"]
@@ -24,6 +25,7 @@ radius = 37.0
 height = 126.0
 
 [node name="MTY" instance=ExtResource("1_8og84")]
+script = ExtResource("2_hjlm2")
 displayName = "猫头鹰"
 drops = Array[int]([0, 1, 3])
 dropCounts = Array[Vector2]([Vector2(2, 4), Vector2(2, 4), Vector2(1, 3)])

scripts/Contents/Bullets/MTYSprint.gd

@@ -0,0 +1,5 @@
+extends BulletBase
+class_name MTYSprint
+
+func ai():
+	PresetBulletAI.lockLauncher(self, launcher, true)

scripts/Contents/Bullets/MTYSprint.gd.uid

@@ -0,0 +1 @@
+uid://dqgbohkdj8rbj

scripts/Contents/Characters/MTY.gd

@@ -0,0 +1,22 @@
+extends EntityBase
+class_name MTY
+
+func register():
+	fields[FieldStore.Entity.MAX_HEALTH] = 400
+	fields[FieldStore.Entity.MOVEMENT_SPEED] = 0.9
+	attackCooldownMap[0] = 1500
+	sprintMultiplier = 5
+func spawn():
+	BulletBase.generate(ComponentManager.getBullet("MTYSprint"), self, position, 0)
+func ai():
+	PresetEntityAI.follow(self, currentFocusedBoss)
+	tryAttack(0)
+func attack(type: int):
+	if type == 0:
+		trySprint()
+	return true
+func sprint():
+	var target = BulletTool.findClosetBulletCanDamage(position, get_tree(), self)
+	if is_instance_valid(target):
+		var dir = (target.position - position).rotated(MathTool.randc_from([-1, 1]) * deg_to_rad(90))
+		move(dir.normalized() * sprintMultiplier, true)

scripts/Contents/Characters/MTY.gd.uid

@@ -0,0 +1 @@
+uid://b80jr04qpitly

scripts/Contents/Wave.gd

@@ -27,6 +27,7 @@ static var WAVE_NORMAL = [
 	Wave.create("Hen", 1, 3, false, 0, INF, 1),
 	Wave.create("Cat", 1, 3, false, 0, INF, 1),
 	Wave.create("Dog", 1, 3, false, 0, INF, 1),
+	Wave.create("MTY", 0, 1, false, 0, INF, 4),
 	Wave.create("Chick", 0, 0, true, 9, INF, 20),
 	Wave.create("KukeMC", 0, 0, true, 19, INF, 20),
 	Wave.create("Bear", 0, 0, true, 29, INF, 20),

scripts/Tools/BulletTool.gd

@@ -12,3 +12,20 @@ static func canDamage(bullet: BulletBase, target: EntityBase) -> bool:
 	if !GameRule.allowFriendlyFire:
 		if target.isPlayer() == bullet.launcher.isPlayer() and bullet.launcher.currentFocusedBoss != target: return false
 	return true
+static func findClosetBullet(to: Vector2, fromTree: SceneTree) -> BulletBase:
+	var result: BulletBase = null
+	var lastDistance = INF
+	for bullet in fromTree.get_nodes_in_group("bullets"):
+		if to.distance_to(bullet.position) < lastDistance:
+			lastDistance = to.distance_to(bullet.position)
+			result = bullet
+	return result
+static func findClosetBulletCanDamage(to: Vector2, fromTree: SceneTree, target: EntityBase) -> BulletBase:
+	var result: BulletBase = null
+	var lastDistance = INF
+	for bullet in fromTree.get_nodes_in_group("bullets"):
+		if canDamage(bullet, target):
+			if to.distance_to(bullet.position) < lastDistance:
+				lastDistance = to.distance_to(bullet.position)
+				result = bullet
+	return result