feat:implement of star wrath explosion

gdrust/src/bullets/star_wrath_bullet.rs

@@ -7,16 +7,17 @@ use rand::{thread_rng, Rng};
 use std::f32::consts::PI;
 
 use crate::player::Player;
-use crate::utils::screen_effects::ScreenEffects;
 use crate::utils::split_to_vec;
-use crate::{debug_check, get_global, godot_debug_assert};
+use crate::{debug_check, godot_debug_assert};
 
 #[derive(GodotClass)]
 #[class(base=Area2D)]
 pub struct StarWrathBullet {
     base: Base<Area2D>,
     direct: Vector2,
     speed: i32,
+    #[var]
+    explode: bool,
 }
 
 const SPEED_MIN: i32 = 300;
@@ -31,6 +32,7 @@ impl IArea2D for StarWrathBullet {
             base,
             direct: Vector2::ZERO,
             speed: 0,
+            explode: false,
         }
     }
 

gdrust/src/weapons/star_wrath.rs

@@ -83,9 +83,10 @@ impl StarWrath {
 
     #[func]
     /// 新建一个从天而降垂直下落的弹幕
-    fn fall_star(&mut self) {
+    fn fall_star(&mut self, explode: bool) {
         let bullet = self.get_bullet_scene();
         let mut star = bullet.instantiate_as::<StarWrathBullet>();
+        star.bind_mut().set_explode(explode);
         const SZ_TO_SIDE: f32 = 200.0;
         let sz = self.base_mut().get_viewport_rect().size.x - SZ_TO_SIDE;
         let random_x = thread_rng().gen_range(SZ_TO_SIDE..sz);

scenes/bullets/star_wrath/little_star.gd

@@ -0,0 +1,24 @@
+extends Sprite2D
+
+const SPEED: float = 90
+var direct
+
+
+# Called when the node enters the scene tree for the first time.
+func _ready() -> void:
+	set_process(false)
+
+
+func shoot(direction: Vector2):
+	assert(direction.length() > 0)
+	self.direct = direction.normalized()
+	set_process(true)
+
+
+# Called every frame. 'delta' is the elapsed time since the previous frame.
+func _process(delta: float) -> void:
+	self.position += delta * SPEED * direct
+
+
+func _on_visible_on_screen_notifier_2d_screen_exited() -> void:
+	queue_free()

scenes/bullets/star_wrath/little_star.tscn

@@ -0,0 +1,12 @@
+[gd_scene load_steps=3 format=3 uid="uid://dtboow2wo76hq"]
+
+[ext_resource type="Texture2D" uid="uid://dsq0jnh5u5avq" path="res://scenes/bullets/star_wrath/littlestar.png" id="1_hkmep"]
+[ext_resource type="Script" path="res://scenes/bullets/star_wrath/little_star.gd" id="2_kxmji"]
+
+[node name="LittleStar" type="Sprite2D"]
+texture = ExtResource("1_hkmep")
+script = ExtResource("2_kxmji")
+
+[node name="VisibleOnScreenNotifier2D" type="VisibleOnScreenNotifier2D" parent="."]
+
+[connection signal="screen_exited" from="VisibleOnScreenNotifier2D" to="." method="_on_visible_on_screen_notifier_2d_screen_exited"]

scenes/bullets/star_wrath/littlestar.png.import

@@ -0,0 +1,34 @@
+[remap]
+
+importer="texture"
+type="CompressedTexture2D"
+uid="uid://dsq0jnh5u5avq"
+path="res://.godot/imported/littlestar.png-3be6e558e4d3350cfb1e4879ffa30bd8.ctex"
+metadata={
+"vram_texture": false
+}
+
+[deps]
+
+source_file="res://scenes/bullets/star_wrath/littlestar.png"
+dest_files=["res://.godot/imported/littlestar.png-3be6e558e4d3350cfb1e4879ffa30bd8.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

scenes/bullets/star_wrath/point.gd

@@ -0,0 +1,16 @@
+extends Sprite2D
+
+
+# Called when the node enters the scene tree for the first time.
+func _ready() -> void:
+	hide()
+	set_process(false)
+
+
+func work():
+	set_process(true)
+
+
+# Called every frame. 'delta' is the elapsed time since the previous frame.
+func _process(delta: float) -> void:
+	pass

scenes/bullets/star_wrath/point.png.import

@@ -0,0 +1,34 @@
+[remap]
+
+importer="texture"
+type="CompressedTexture2D"
+uid="uid://cyrklccri8jt4"
+path="res://.godot/imported/point.png-0d81272545105e3a341cfa9087101a89.ctex"
+metadata={
+"vram_texture": false
+}
+
+[deps]
+
+source_file="res://scenes/bullets/star_wrath/point.png"
+dest_files=["res://.godot/imported/point.png-0d81272545105e3a341cfa9087101a89.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

scenes/bullets/star_wrath/point.tscn

@@ -0,0 +1,3 @@
+[gd_scene format=3 uid="uid://bgq78c0mfx381"]
+
+[node name="Point" type="Sprite2D"]

scenes/bullets/star_wrath/star_wrath_original.gd

@@ -3,13 +3,29 @@ extends StarWrathBullet
 @export var track: PackedScene
 var tween
 var block_color: Color = Color8(255, 255, 255, 255)
+var littlestar_scene = preload("res://scenes/bullets/star_wrath/little_star.tscn")
 
 
 # Called when the node enters the scene tree for the first time.
 func _ready() -> void:
 	hide()
 
 
+func explode_effect(callback):
+	for i in range(3):
+		var direct = PI / 12
+		for j in range(10):
+			var littlestar = littlestar_scene.instantiate()
+			littlestar.shoot(direct * j)
+			add_child(littlestar)
+		await get_tree().create_timer(0.1).timeout
+	callback.call()
+
+
 func _on_killer_screen_exited() -> void:
 	await get_tree().create_timer(0.5).timeout
-	queue_free()
+	if self.explode:
+		# 爆炸
+		self.explode_effect(queue_free)
+	else:
+		queue_free()

scenes/weapons/star_wrath/star_wrath.gd

@@ -2,11 +2,17 @@ extends StarWrath
 
 @export var star_wrath_origin: PackedScene
 var operation_idx = 0
-# func(): self.fall_star_process(),
-var operations = [func(): self.beam_shoot1(), func(): self.leave()]
+var operations = [
+	func(): self.fall_star_process(),
+	func(): self.beam_shoot1(),
+	func(): self.fall_star_explode(),
+	func(): five_surrounding_points(),
+	func(): self.leave()
+]
 @onready var animation_player = $AnimationPlayer
 @onready var star_wrath = $StarWrath
 var beam_scene: PackedScene = preload("res://scenes/bullets/star_wrath/laser_beam.tscn")
+var point_scene: PackedScene = preload("res://scenes/bullets/star_wrath/point.tscn")
 
 
 func next_operation():
@@ -20,11 +26,25 @@ func next_operation():
 
 func fall_star_process():
 	for i in range(10):
-		self.fall_star()
+		self.fall_star(false)
 		await get_tree().create_timer(randf_range(1.0, 2.0)).timeout
 	next_operation()
 
 
+func fall_star_explode():
+	for i in range(4):
+		self.fall_star(true)
+		await get_tree().create_timer(randf_range(5.0, 6.0)).timeout
+	next_operation()
+
+
+func five_surrounding_points():
+	var points = []
+	for i in range(5):
+		var point = point_scene.instantiate()
+		points.push_back(point)
+
+
 func beam_shoot1():
 	var beam = beam_scene.instantiate()
 	self.add_child(beam)