feat: 添加激光子弹功能，更新相关资源和着色器

components/Bullets/Diamond.tscn

@@ -17,7 +17,7 @@ animations = [{
 
 [node name="Diamond" instance=ExtResource("1_8udva")]
 script = ExtResource("2_yxtyj")
-lifeDistance = 500.0
+lifeTime = 5000.0
 
 [node name="texture" parent="." index="0"]
 sprite_frames = SubResource("SpriteFrames_oj6iy")

components/Bullets/Laser.tscn

@@ -0,0 +1,38 @@
+[gd_scene load_steps=6 format=3 uid="uid://bvri0nv1jrigf"]
+
+[ext_resource type="PackedScene" uid="uid://crtdkysmnkith" path="res://components/Abstracts/BulletBase.tscn" id="1_3u4op"]
+[ext_resource type="Shader" path="res://shaders/Laser.gdshader" id="2_h6cxi"]
+
+[sub_resource type="SpriteFrames" id="SpriteFrames_yip5k"]
+
+[sub_resource type="ShaderMaterial" id="ShaderMaterial_5n8cv"]
+shader = ExtResource("2_h6cxi")
+shader_parameter/color = Color(0.654902, 1, 1, 1)
+shader_parameter/laser_width = 0.01
+shader_parameter/soft_edge = 0.5
+
+[sub_resource type="CapsuleShape2D" id="CapsuleShape2D_y85id"]
+height = 300.0
+
+[node name="Laser" instance=ExtResource("1_3u4op")]
+fields = {
+0: 10,
+1: 5,
+2: 0
+}
+lifeTime = 100.0
+
+[node name="texture" parent="." index="0"]
+rotation = 1.5708
+sprite_frames = SubResource("SpriteFrames_yip5k")
+
+[node name="rect" type="ColorRect" parent="texture" index="0"]
+material = SubResource("ShaderMaterial_5n8cv")
+offset_left = -10.0
+offset_top = -300.0
+offset_right = 10.0
+
+[node name="hitbox" parent="." index="1"]
+position = Vector2(150, 0)
+rotation = 1.5708
+shape = SubResource("CapsuleShape2D_y85id")

resources/masks/laser.png.import

@@ -0,0 +1,34 @@
+[remap]
+
+importer="texture"
+type="CompressedTexture2D"
+uid="uid://becrg3g13ljxt"
+path="res://.godot/imported/laser.png-80aa0f0248a3e48158050bbd9850dd52.ctex"
+metadata={
+"vram_texture": false
+}
+
+[deps]
+
+source_file="res://resources/masks/laser.png"
+dest_files=["res://.godot/imported/laser.png-80aa0f0248a3e48158050bbd9850dd52.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

scripts/Contents/Bullets/Diamond.gd

@@ -2,5 +2,6 @@ extends BulletBase
 class_name Diamond
 
 func ai():
-	rotation_degrees += 1
+	if Time.get_ticks_msec() - spawnInWhen < 500: # 生成的前0.5秒可以追踪
+		rotation = lerp_angle(rotation, position.angle_to_point(launcher.currentFocusedBoss.position), 0.1)
 	forward(Vector2.from_angle(rotation))

scripts/Contents/Characters/Chick.gd

@@ -3,8 +3,6 @@ class_name Chick
 
 @onready var firepot = $"%firepot"
 
-var angle = 0
-
 func _ready():
 	fields[FieldStore.Entity.MAX_HEALTH] = 1000
 	fields[FieldStore.Entity.MOVEMENT_SPEED] = 0.1
@@ -15,15 +13,20 @@ func ai():
 	if currentFocusedBoss.position.distance_to(position) < 300:
 		tryAttack(1)
 	else:
-		if tryAttack(0):
-			angle += 20
+		tryAttack(0)
 func attack(type):
 	if type == 0:
 		var weaponPos = findWeaponAnchor("normal")
-		BulletBase.generate(preload("res://components/Bullets/Diamond.tscn"), self, weaponPos, deg_to_rad(angle))
+		BulletBase.generate(preload("res://components/Bullets/Diamond.tscn"), self, weaponPos, rotation + deg_to_rad(MathTool.randc_from([-90, 90])))
 	elif type == 1:
 		var weaponPos = findWeaponAnchor("normal")
 		var target = weaponPos.angle_to_point(currentFocusedBoss.position)
 		firepot.global_rotation = target
 		firepot.shot()
 		BulletBase.generate(preload("res://components/Bullets/FireScan.tscn"), self, weaponPos, target)
+	# elif type == 2:
+	# 	var weaponPos = findWeaponAnchor("normal")
+	# 	var target = weaponPos.angle_to_point(currentFocusedBoss.position)
+	# 	firepot.global_rotation = target
+	# 	firepot.shot()
+		BulletBase.generate(preload("res://components/Bullets/Laser.tscn"), self, weaponPos, target)

scripts/Contents/Wave.gd

@@ -13,7 +13,7 @@ static var countBoost: float = 0.1 # 每波增加的敌人数量百分比，指
 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, 1)
+	create(preload("res://components/Characters/Chick.tscn"), 0, 0, true, 0, INF, 1)
 ]
 
 static func create(

scripts/Statemachine/BulletBase.gd

@@ -25,7 +25,8 @@ func _process(_delta: float) -> void:
 		if position.distance_to(spawnInWhere) >= lifeDistance:
 			destroy()
 func _physics_process(_delta: float) -> void:
-	ai()
+	if is_instance_valid(launcher) and (launcher.isPlayer() or is_instance_valid(launcher.currentFocusedBoss)):
+		ai()
 
 func hit(target: Node):
 	var entity: EntityBase = EntityTool.fromHurtbox(target)

scripts/Statemachine/ItemShow.gd

@@ -8,6 +8,6 @@ class_name ItemShow
 @onready var avatarTexture: TextureRect = $"%avatar"
 @onready var countLabel: Label = $"%count"
 
-func _ready():
+func _physics_process(_delta):
 	avatarTexture.texture = ItemStore.getTexture(type)
 	countLabel.text = str(count)

scripts/Tools/MathTool.gd

@@ -6,4 +6,6 @@ static func randv2_range(offset: float):
 	return Vector2(
 		randf_range(-offset, offset),
 		randf_range(-offset, offset)
-	)
+	)
+static func randc_from(array: Array):
+	return array[randi() % array.size()]

shaders/Laser.gdshader

@@ -0,0 +1,12 @@
+shader_type canvas_item;
+uniform vec4 color: source_color;
+uniform float laser_width: hint_range(0.01, 1.0) = 0;
+uniform float soft_edge: hint_range(0.0, 0.5) = 0.5;
+void fragment() {
+    float dist = abs(UV.x - 0.5);
+    float core = 1.0 - smoothstep(0.0, laser_width, dist);
+    float edge = 1.0 - smoothstep(laser_width, laser_width + soft_edge, dist);
+    float alpha = max(core, edge);
+    COLOR = color;
+    COLOR.a = alpha;
+}

shaders/test.gdshader

@@ -0,0 +1,5 @@
+shader_type canvas_item;
+
+void fragment() {
+	COLOR=vec4(vec2(textureSize(TEXTURE,0)),0,1);
+}