fix(BossAttack): 调整重型紫水晶子弹行为和粒子效果

修改子弹初始速度和加速度方向，移除无用粒子效果代码
调整粒子系统参数并增加粒子数量，优化视觉效果
修复碰撞检测逻辑，确保仅在激活时造成伤害

components/Bullets/BossAttack/KukeMC/HeavyCrystal.tscn

@@ -1,4 +1,4 @@
-[gd_scene load_steps=14 format=3 uid="uid://dxd6ikymj0fge"]
+[gd_scene load_steps=20 format=3 uid="uid://dxd6ikymj0fge"]
 
 [ext_resource type="PackedScene" uid="uid://crtdkysmnkith" path="res://components/Abstracts/BulletBase.tscn" id="1_mf7ha"]
 [ext_resource type="Script" path="res://scripts/Statemachine/ShaderStage.gd" id="2_75div"]
@@ -109,13 +109,42 @@ point_count = 2
 [sub_resource type="CurveTexture" id="CurveTexture_inkfe"]
 curve = SubResource("Curve_g11yl")
 
+[sub_resource type="Curve" id="Curve_gqowe"]
+_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_0a8st"]
+curve = SubResource("Curve_gqowe")
+
+[sub_resource type="Gradient" id="Gradient_52a6a"]
+colors = PackedColorArray(0.834758, 0.605604, 0.893714, 1, 0.356599, 0.140737, 0.496047, 1)
+
+[sub_resource type="GradientTexture1D" id="GradientTexture1D_uys4r"]
+gradient = SubResource("Gradient_52a6a")
+
+[sub_resource type="Curve" id="Curve_cy4lq"]
+_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_4rtxr"]
+curve = SubResource("Curve_cy4lq")
+
 [sub_resource type="ParticleProcessMaterial" id="ParticleProcessMaterial_hgwnm"]
 particle_flag_disable_z = true
+emission_shape = 1
+emission_sphere_radius = 10.0
+angle_min = 1.07288e-05
+angle_max = 360.0
+angle_curve = SubResource("CurveTexture_0a8st")
 direction = Vector3(-1, 0, 0)
 spread = 0.0
-initial_velocity_min = 300.0
+initial_velocity_min = 200.0
-initial_velocity_max = 300.0
+initial_velocity_max = 400.0
 gravity = Vector3(0, 0, 0)
+scale_min = 3.0
+scale_max = 6.0
+scale_curve = SubResource("CurveTexture_4rtxr")
+color_initial_ramp = SubResource("GradientTexture1D_uys4r")
 alpha_curve = SubResource("CurveTexture_inkfe")
 
 [node name="HeavyCrystal" instance=ExtResource("1_mf7ha")]
@@ -124,7 +153,7 @@ scale = Vector2(2, 2)
 script = ExtResource("2_ygemv")
 displayName = "重型紫水晶"
 speed = 0.0
-damage = 20.0
+damage = 40.0
 lifeTime = 2000.0
 autoSpawnAnimation = true
 
@@ -133,7 +162,7 @@ unique_name_in_owner = true
 material = SubResource("ShaderMaterial_1i43q")
 script = ExtResource("2_75div")
 size = Vector2(300, 300)
-color = Color(0.451438, 0.278306, 1.44392e-07, 1)
+color = Color(0.869998, 0.686414, 0.917359, 1)
 
 [node name="texture" parent="." index="1"]
 position = Vector2(145, 0)
@@ -148,9 +177,9 @@ libraries = {
 [node name="trail" type="GPUParticles2D" parent="texture" index="1"]
 unique_name_in_owner = true
 z_index = -1
-amount = 10
+position = Vector2(10.6667, 0)
+amount = 400
 process_material = SubResource("ParticleProcessMaterial_hgwnm")
-texture = ExtResource("2_ghoc2")
 local_coords = true
 
 [node name="hitbox" parent="." index="2"]

scripts/Contents/Bullets/BossAttack/KukeMC/HeavyCrystal.gd

@@ -1,20 +1,19 @@
 extends BulletBase
 
-@onready var trail: GPUParticles2D = $"%trail"
 @onready var track: Node2D = $"%track"
 
 var readyTime: float = 1000
 
 func register():
-	speed = -10
+	speed = 10
-func spawn():
-	trail.emitting = false
 func ai():
 	if timeLived() < readyTime:
 		PresetBulletAI.lockLauncher(self, launcher, true)
 		rotation = launcher.position.angle_to_point(launcher.currentFocusedBoss.position)
+		hitbox.disabled = true
 	else:
+		damage = speed / 4
 		PresetBulletAI.forward(self, rotation)
-		speed += 2
+		speed *= 1.2
-		trail.emitting = true
 		track.visible = false
+		hitbox.disabled = false