残影 通用化

render/material/after_image.tres

@@ -0,0 +1,10 @@
+[gd_resource type="ShaderMaterial" load_steps=3 format=3 uid="uid://buvopacbd0w10"]
+
+[ext_resource type="Shader" path="res://render/shader/after_image.gdshader" id="1_4dpfm"]
+[ext_resource type="Texture2D" uid="uid://b6bfacouwy2hi" path="res://render/texture/decal/decal_glow.png" id="2_xruib"]
+
+[resource]
+render_priority = 0
+shader = ExtResource("1_4dpfm")
+shader_parameter/alpha = 1.0
+shader_parameter/tex = ExtResource("2_xruib")

render/shader/after_image.gdshader

@@ -0,0 +1,12 @@
+shader_type spatial;
+render_mode unshaded;
+
+uniform sampler2D tex : source_color;
+uniform float alpha;
+
+void fragment() {
+	vec4 col = texture(tex, UV);
+	if(col.a<0.5){discard;}
+	ALBEDO = col.rgb;
+	ALPHA = alpha;
+}

resource/skill_animation/hero01_basic_air_flash.tres

@@ -73,69 +73,46 @@ tracks/5/path = NodePath("Effect")
 tracks/5/interp = 1
 tracks/5/loop_wrap = true
 tracks/5/keys = {
-"times": PackedFloat32Array(0, 0.1, 0.2, 0.3),
+"times": PackedFloat32Array(0.1),
-"transitions": PackedFloat32Array(1, 1, 1, 1),
+"transitions": PackedFloat32Array(1),
 "values": [{
 "args": [],
-"method": &"cast_after_image"
+"method": &"cast_attack_particle1"
-}, {
-"args": [],
-"method": &"cast_after_image"
-}, {
-"args": [],
-"method": &"cast_after_image"
-}, {
-"args": [],
-"method": &"cast_after_image"
 }]
 }
 tracks/6/type = "method"
 tracks/6/imported = false
 tracks/6/enabled = true
-tracks/6/path = NodePath("Effect")
+tracks/6/path = NodePath("Battle")
 tracks/6/interp = 1
 tracks/6/loop_wrap = true
 tracks/6/keys = {
-"times": PackedFloat32Array(0.1),
+"times": PackedFloat32Array(0.3),
 "transitions": PackedFloat32Array(1),
 "values": [{
 "args": [],
-"method": &"cast_attack_particle1"
+"method": &"stop"
 }]
 }
-tracks/7/type = "method"
+tracks/7/type = "value"
 tracks/7/imported = false
 tracks/7/enabled = true
-tracks/7/path = NodePath("Battle")
+tracks/7/path = NodePath("Status:is_speed_y_freeze")
 tracks/7/interp = 1
 tracks/7/loop_wrap = true
 tracks/7/keys = {
-"times": PackedFloat32Array(0.3),
+"times": PackedFloat32Array(0, 0.3),
-"transitions": PackedFloat32Array(1),
+"transitions": PackedFloat32Array(1, 1),
-"values": [{
+"update": 1,
-"args": [],
+"values": [true, false]
-"method": &"stop"
-}]
 }
 tracks/8/type = "value"
 tracks/8/imported = false
 tracks/8/enabled = true
-tracks/8/path = NodePath("Status:is_speed_y_freeze")
+tracks/8/path = NodePath("View:frame")
 tracks/8/interp = 1
 tracks/8/loop_wrap = true
 tracks/8/keys = {
-"times": PackedFloat32Array(0, 0.3),
-"transitions": PackedFloat32Array(1, 1),
-"update": 1,
-"values": [true, false]
-}
-tracks/9/type = "value"
-tracks/9/imported = false
-tracks/9/enabled = true
-tracks/9/path = NodePath("View:frame")
-tracks/9/interp = 1
-tracks/9/loop_wrap = true
-tracks/9/keys = {
 "times": PackedFloat32Array(0, 0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.7),
 "transitions": PackedFloat32Array(1, 1, 1, 1, 1, 1, 1, 1),
 "update": 1,

resource/skill_animation/hero01_basic_flash.tres

@@ -73,69 +73,46 @@ tracks/5/path = NodePath("Effect")
 tracks/5/interp = 1
 tracks/5/loop_wrap = true
 tracks/5/keys = {
-"times": PackedFloat32Array(0, 0.1, 0.2, 0.3),
+"times": PackedFloat32Array(0.1),
-"transitions": PackedFloat32Array(1, 1, 1, 1),
+"transitions": PackedFloat32Array(1),
 "values": [{
 "args": [],
-"method": &"cast_after_image"
+"method": &"cast_attack_particle1"
-}, {
-"args": [],
-"method": &"cast_after_image"
-}, {
-"args": [],
-"method": &"cast_after_image"
-}, {
-"args": [],
-"method": &"cast_after_image"
 }]
 }
 tracks/6/type = "method"
 tracks/6/imported = false
 tracks/6/enabled = true
-tracks/6/path = NodePath("Effect")
+tracks/6/path = NodePath("Battle")
 tracks/6/interp = 1
 tracks/6/loop_wrap = true
 tracks/6/keys = {
-"times": PackedFloat32Array(0.1),
+"times": PackedFloat32Array(0.3),
 "transitions": PackedFloat32Array(1),
 "values": [{
 "args": [],
-"method": &"cast_attack_particle1"
+"method": &"stop"
 }]
 }
-tracks/7/type = "method"
+tracks/7/type = "value"
 tracks/7/imported = false
-tracks/7/enabled = true
+tracks/7/enabled = false
-tracks/7/path = NodePath("Battle")
+tracks/7/path = NodePath("Status:is_speed_y_freeze")
 tracks/7/interp = 1
 tracks/7/loop_wrap = true
 tracks/7/keys = {
-"times": PackedFloat32Array(0.3),
+"times": PackedFloat32Array(0, 0.3),
-"transitions": PackedFloat32Array(1),
+"transitions": PackedFloat32Array(1, 1),
-"values": [{
+"update": 1,
-"args": [],
+"values": [true, false]
-"method": &"stop"
-}]
 }
 tracks/8/type = "value"
 tracks/8/imported = false
-tracks/8/enabled = false
+tracks/8/enabled = true
-tracks/8/path = NodePath("Status:is_speed_y_freeze")
+tracks/8/path = NodePath("View:frame")
 tracks/8/interp = 1
 tracks/8/loop_wrap = true
 tracks/8/keys = {
-"times": PackedFloat32Array(0, 0.3),
-"transitions": PackedFloat32Array(1, 1),
-"update": 1,
-"values": [true, false]
-}
-tracks/9/type = "value"
-tracks/9/imported = false
-tracks/9/enabled = true
-tracks/9/path = NodePath("View:frame")
-tracks/9/interp = 1
-tracks/9/loop_wrap = true
-tracks/9/keys = {
 "times": PackedFloat32Array(0, 0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.7),
 "transitions": PackedFloat32Array(1, 1, 1, 1, 1, 1, 1, 1),
 "update": 1,

resource/skill_animation/hero01_fist_attack05.tres

@@ -93,36 +93,13 @@ tracks/6/keys = {
 "method": &"cast_attack_particle1"
 }]
 }
-tracks/7/type = "method"
+tracks/7/type = "value"
 tracks/7/imported = false
 tracks/7/enabled = true
-tracks/7/path = NodePath("Effect")
+tracks/7/path = NodePath("View:frame")
 tracks/7/interp = 1
 tracks/7/loop_wrap = true
 tracks/7/keys = {
-"times": PackedFloat32Array(0, 0.1, 0.2, 0.3),
-"transitions": PackedFloat32Array(1, 1, 1, 1),
-"values": [{
-"args": [],
-"method": &"cast_after_image"
-}, {
-"args": [],
-"method": &"cast_after_image"
-}, {
-"args": [],
-"method": &"cast_after_image"
-}, {
-"args": [],
-"method": &"cast_after_image"
-}]
-}
-tracks/8/type = "value"
-tracks/8/imported = false
-tracks/8/enabled = true
-tracks/8/path = NodePath("View:frame")
-tracks/8/interp = 1
-tracks/8/loop_wrap = true
-tracks/8/keys = {
 "times": PackedFloat32Array(0, 0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.7, 0.8, 0.9, 1, 1.1, 1.2),
 "transitions": PackedFloat32Array(1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1),
 "update": 1,

resource/skill_animation/hero01_fist_skill_charging02.tres

@@ -96,54 +96,34 @@ tracks/6/path = NodePath("Effect")
 tracks/6/interp = 1
 tracks/6/loop_wrap = true
 tracks/6/keys = {
-"times": PackedFloat32Array(0, 0.1, 0.2),
+"times": PackedFloat32Array(0),
-"transitions": PackedFloat32Array(1, 1, 1),
+"transitions": PackedFloat32Array(1),
 "values": [{
 "args": [],
-"method": &"cast_after_image"
+"method": &"cast_attack_particle1"
-}, {
-"args": [],
-"method": &"cast_after_image"
-}, {
-"args": [],
-"method": &"cast_after_image"
 }]
 }
 tracks/7/type = "method"
 tracks/7/imported = false
 tracks/7/enabled = true
-tracks/7/path = NodePath("Effect")
+tracks/7/path = NodePath("Battle")
 tracks/7/interp = 1
 tracks/7/loop_wrap = true
 tracks/7/keys = {
-"times": PackedFloat32Array(0),
+"times": PackedFloat32Array(0.3),
 "transitions": PackedFloat32Array(1),
 "values": [{
 "args": [],
-"method": &"cast_attack_particle1"
+"method": &"stop"
 }]
 }
-tracks/8/type = "method"
+tracks/8/type = "value"
 tracks/8/imported = false
 tracks/8/enabled = true
-tracks/8/path = NodePath("Battle")
+tracks/8/path = NodePath("View:frame")
 tracks/8/interp = 1
 tracks/8/loop_wrap = true
 tracks/8/keys = {
-"times": PackedFloat32Array(0.3),
-"transitions": PackedFloat32Array(1),
-"values": [{
-"args": [],
-"method": &"stop"
-}]
-}
-tracks/9/type = "value"
-tracks/9/imported = false
-tracks/9/enabled = true
-tracks/9/path = NodePath("View:frame")
-tracks/9/interp = 1
-tracks/9/loop_wrap = true
-tracks/9/keys = {
 "times": PackedFloat32Array(0, 0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.7, 0.8),
 "transitions": PackedFloat32Array(1, 1, 1, 1, 1, 1, 1, 1, 1),
 "update": 1,

resource/skill_animation/hero01_flash.tres

@@ -1,43 +0,0 @@
-[gd_resource type="Animation" load_steps=2 format=3 uid="uid://j1o3tdfew2qw"]
-
-[ext_resource type="SpriteFrames" uid="uid://jpxh0jr8wp8g" path="res://resource/animation/character/hero01_basic.aseprite" id="1_eoekm"]
-
-[resource]
-resource_name = "hero01_flash"
-length = 0.8
-tracks/0/type = "value"
-tracks/0/imported = false
-tracks/0/enabled = true
-tracks/0/path = NodePath("View:sprite_frames")
-tracks/0/interp = 1
-tracks/0/loop_wrap = true
-tracks/0/keys = {
-"times": PackedFloat32Array(0),
-"transitions": PackedFloat32Array(1),
-"update": 1,
-"values": [ExtResource("1_eoekm")]
-}
-tracks/1/type = "value"
-tracks/1/imported = false
-tracks/1/enabled = true
-tracks/1/path = NodePath("View:animation")
-tracks/1/interp = 1
-tracks/1/loop_wrap = true
-tracks/1/keys = {
-"times": PackedFloat32Array(0),
-"transitions": PackedFloat32Array(1),
-"update": 1,
-"values": ["basic_flash"]
-}
-tracks/2/type = "value"
-tracks/2/imported = false
-tracks/2/enabled = true
-tracks/2/path = NodePath("View:frame")
-tracks/2/interp = 1
-tracks/2/loop_wrap = true
-tracks/2/keys = {
-"times": PackedFloat32Array(0, 0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.7),
-"transitions": PackedFloat32Array(1, 1, 1, 1, 1, 1, 1, 1),
-"update": 1,
-"values": [0, 1, 2, 3, 4, 5, 6, 7]
-}

resource/skill_animation/hero01_long_flash.tres

@@ -1,143 +0,0 @@
-[gd_resource type="Animation" load_steps=2 format=3 uid="uid://cwm116apu63n1"]
-
-[ext_resource type="SpriteFrames" uid="uid://dhfqj1dxldqao" path="res://resource/animation/character/hero01_long_skill01.aseprite" id="2_3eu5o"]
-
-[resource]
-resource_name = "hero01_long_flash"
-length = 0.8
-step = 0.1
-tracks/0/type = "value"
-tracks/0/imported = false
-tracks/0/enabled = true
-tracks/0/path = NodePath("View:sprite_frames")
-tracks/0/interp = 1
-tracks/0/loop_wrap = true
-tracks/0/keys = {
-"times": PackedFloat32Array(0),
-"transitions": PackedFloat32Array(1),
-"update": 1,
-"values": [ExtResource("2_3eu5o")]
-}
-tracks/1/type = "value"
-tracks/1/imported = false
-tracks/1/enabled = true
-tracks/1/path = NodePath("View:animation")
-tracks/1/interp = 1
-tracks/1/loop_wrap = true
-tracks/1/keys = {
-"times": PackedFloat32Array(0),
-"transitions": PackedFloat32Array(1),
-"update": 1,
-"values": ["long_flash"]
-}
-tracks/2/type = "value"
-tracks/2/imported = false
-tracks/2/enabled = true
-tracks/2/path = NodePath("Status:break_level")
-tracks/2/interp = 1
-tracks/2/loop_wrap = true
-tracks/2/keys = {
-"times": PackedFloat32Array(0, 0.2, 0.3),
-"transitions": PackedFloat32Array(1, 1, 1),
-"update": 1,
-"values": [0, 3, 4]
-}
-tracks/3/type = "value"
-tracks/3/imported = false
-tracks/3/enabled = true
-tracks/3/path = NodePath("Status:speed_up_rate")
-tracks/3/interp = 1
-tracks/3/loop_wrap = true
-tracks/3/keys = {
-"times": PackedFloat32Array(0, 0.3),
-"transitions": PackedFloat32Array(1, 1),
-"update": 1,
-"values": [0.0, 0.0]
-}
-tracks/4/type = "value"
-tracks/4/imported = false
-tracks/4/enabled = true
-tracks/4/path = NodePath("Status:skill_move_speed")
-tracks/4/interp = 1
-tracks/4/loop_wrap = true
-tracks/4/keys = {
-"times": PackedFloat32Array(0.1, 0.3),
-"transitions": PackedFloat32Array(1, 1),
-"update": 1,
-"values": [8.0, 0.0]
-}
-tracks/5/type = "method"
-tracks/5/imported = false
-tracks/5/enabled = true
-tracks/5/path = NodePath("Effect")
-tracks/5/interp = 1
-tracks/5/loop_wrap = true
-tracks/5/keys = {
-"times": PackedFloat32Array(0, 0.1, 0.2, 0.3),
-"transitions": PackedFloat32Array(1, 1, 1, 1),
-"values": [{
-"args": [],
-"method": &"cast_after_image"
-}, {
-"args": [],
-"method": &"cast_after_image"
-}, {
-"args": [],
-"method": &"cast_after_image"
-}, {
-"args": [],
-"method": &"cast_after_image"
-}]
-}
-tracks/6/type = "method"
-tracks/6/imported = false
-tracks/6/enabled = true
-tracks/6/path = NodePath("Effect")
-tracks/6/interp = 1
-tracks/6/loop_wrap = true
-tracks/6/keys = {
-"times": PackedFloat32Array(0.1),
-"transitions": PackedFloat32Array(1),
-"values": [{
-"args": [],
-"method": &"cast_attack_particle1"
-}]
-}
-tracks/7/type = "method"
-tracks/7/imported = false
-tracks/7/enabled = true
-tracks/7/path = NodePath("Battle")
-tracks/7/interp = 1
-tracks/7/loop_wrap = true
-tracks/7/keys = {
-"times": PackedFloat32Array(0.3),
-"transitions": PackedFloat32Array(1),
-"values": [{
-"args": [],
-"method": &"stop"
-}]
-}
-tracks/8/type = "value"
-tracks/8/imported = false
-tracks/8/enabled = true
-tracks/8/path = NodePath("Status:is_speed_y_freeze")
-tracks/8/interp = 1
-tracks/8/loop_wrap = true
-tracks/8/keys = {
-"times": PackedFloat32Array(0, 0.3),
-"transitions": PackedFloat32Array(1, 1),
-"update": 1,
-"values": [true, false]
-}
-tracks/9/type = "value"
-tracks/9/imported = false
-tracks/9/enabled = true
-tracks/9/path = NodePath("View:frame")
-tracks/9/interp = 1
-tracks/9/loop_wrap = true
-tracks/9/keys = {
-"times": PackedFloat32Array(0, 0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.7),
-"transitions": PackedFloat32Array(1, 1, 1, 1, 1, 1, 1, 1),
-"update": 1,
-"values": [0, 1, 2, 3, 4, 5, 6, 7]
-}

resource/skill_animation_library/animation_library.tres

@@ -22,7 +22,6 @@
 [ext_resource type="Animation" uid="uid://cvxifa2uac5oc" path="res://resource/skill_animation/hero01_combo0102.tres" id="4_dc8mt"]
 [ext_resource type="Animation" uid="uid://dkkqys8el1u6g" path="res://resource/skill_animation/hero01_common_skill02.tres" id="4_vtwy2"]
 [ext_resource type="Animation" uid="uid://dxgqn5fa7aokj" path="res://resource/skill_animation/hero01_fist_air_skill01.tres" id="5_df32u"]
-[ext_resource type="Animation" uid="uid://cwm116apu63n1" path="res://resource/skill_animation/hero01_long_flash.tres" id="5_fumom"]
 [ext_resource type="Animation" uid="uid://bjnkrte7660pt" path="res://resource/skill_animation/hero01_long_skill01.tres" id="5_kt0qw"]
 [ext_resource type="Animation" uid="uid://cqc30d5uqi2my" path="res://resource/skill_animation/hero01_combo0103.tres" id="5_o144c"]
 [ext_resource type="Animation" uid="uid://d1f7iluo8ejne" path="res://resource/skill_animation/hero01_common_skill03.tres" id="7_05hi3"]
@@ -34,7 +33,6 @@
 [ext_resource type="Animation" uid="uid://xfuwfwtw4cna" path="res://resource/skill_animation/hero01_short_attack02.tres" id="11_h2vlt"]
 [ext_resource type="Animation" uid="uid://bdyjvq185tdk6" path="res://resource/skill_animation/hero01_short_attack03.tres" id="11_kejyu"]
 [ext_resource type="Animation" uid="uid://bkre61dn64j2f" path="res://resource/skill_animation/hero01_short_attack01.tres" id="11_n0dhn"]
-[ext_resource type="Animation" uid="uid://j1o3tdfew2qw" path="res://resource/skill_animation/hero01_flash.tres" id="16_ctotk"]
 [ext_resource type="Animation" uid="uid://uxuayi0qf3b7" path="res://resource/skill_animation/hero01_long_air_skill01.tres" id="20_0ey8y"]
 [ext_resource type="Animation" uid="uid://batvpnk7jfc2a" path="res://resource/skill_animation/hero01_fist_skill02.tres" id="20_dv6vj"]
 [ext_resource type="Animation" uid="uid://cj0lnanjp7xfo" path="res://resource/skill_animation/hero01_fist_skill01.tres" id="20_xaont"]
@@ -74,7 +72,6 @@ _data = {
 "hero01_fist_skill_charging": ExtResource("1_nd54y"),
 "hero01_fist_skill_charging01": ExtResource("23_12bpf"),
 "hero01_fist_skill_charging02": ExtResource("24_j0oqq"),
-"hero01_flash": ExtResource("16_ctotk"),
 "hero01_long_air_attack01": ExtResource("1_b46g3"),
 "hero01_long_air_attack02": ExtResource("2_8wtap"),
 "hero01_long_air_attack03": ExtResource("2_nqaew"),
@@ -84,7 +81,6 @@ _data = {
 "hero01_long_attack02": ExtResource("2_klfcs"),
 "hero01_long_attack03": ExtResource("3_g8q4d"),
 "hero01_long_attack04": ExtResource("4_36e6x"),
-"hero01_long_flash": ExtResource("5_fumom"),
 "hero01_long_skill01": ExtResource("5_kt0qw"),
 "hero01_long_skill02": ExtResource("7_ui68j"),
 "hero01_remote01": ExtResource("33_7i37k"),

scene/character/character.tscn

@@ -1,4 +1,4 @@
-[gd_scene load_steps=24 format=3 uid="uid://8rcvw1vnjcf7"]
+[gd_scene load_steps=25 format=3 uid="uid://8rcvw1vnjcf7"]
 
 [ext_resource type="Script" path="res://script/character/character.gd" id="1_tonbs"]
 [ext_resource type="Script" path="res://script/character/hitbox.gd" id="2_6xf87"]
@@ -36,6 +36,10 @@ shader_parameter/deformation_dir = Vector2(0, 0)
 shader_parameter/deformation_rate = 0.0
 shader_parameter/tex = ExtResource("4_fcd8a")
 
+[sub_resource type="Curve" id="Curve_1lu0a"]
+_data = [Vector2(0, 0), 0.0, 0.0, 0, 1, Vector2(0.503856, 0), 0.0, 0.0, 0, 0, Vector2(1, 1), 2.01554, 0.0, 1, 0]
+point_count = 3
+
 [sub_resource type="Animation" id="Animation_dbjx6"]
 length = 0.001
 tracks/0/type = "value"
@@ -116,6 +120,7 @@ script = ExtResource("4_vijjv")
 [node name="Move" type="Node3D" parent="."]
 unique_name_in_owner = true
 script = ExtResource("4_66r53")
+after_image_speed_curve = SubResource("Curve_1lu0a")
 
 [node name="Skill" type="AnimationPlayer" parent="."]
 unique_name_in_owner = true

scene/effect/afterimage/normal.tscn

@@ -7,3 +7,4 @@ script = ExtResource("2_grtq1")
 lifetime = 0.2
 
 [node name="AnimatedSprite3D" type="AnimatedSprite3D" parent="."]
+pixel_size = 0.02

scene/launcher.tscn

@@ -21,7 +21,7 @@
 [ext_resource type="Script" path="res://script/manager/item_manager.gd" id="12_xwufn"]
 [ext_resource type="Script" path="res://script/character/status.gd" id="18_nr8sb"]
 [ext_resource type="SpriteFrames" uid="uid://2cb8lknel0ih" path="res://resource/animation/character/basic_move.aseprite" id="20_4ni1a"]
-[ext_resource type="SpriteFrames" uid="uid://ce83cuqwgwwi4" path="res://resource/animation/character/hero01_long_attack.aseprite" id="20_8k3m1"]
+[ext_resource type="SpriteFrames" uid="uid://bvnjq6vtioip" path="res://resource/animation/character/hero01_fist_skill02.aseprite" id="21_fmv7o"]
 [ext_resource type="AnimationLibrary" uid="uid://croik07a1qko5" path="res://resource/skill_animation_library/animation_library.tres" id="22_qyapv"]
 [ext_resource type="Script" path="res://script/character/skill.gd" id="23_783eu"]
 [ext_resource type="Script" path="res://script/character/move.gd" id="25_d520l"]
@@ -222,9 +222,8 @@ pixel_size = 0.02
 double_sided = false
 alpha_cut = 2
 texture_filter = 0
-sprite_frames = ExtResource("20_8k3m1")
+sprite_frames = ExtResource("21_fmv7o")
-animation = &"long_air_attack03"
+animation = &"fist_skill_charging02"
-frame = 8
 
 [node name="Throw" type="AnimatedSprite3D" parent="EditorTool/Character"]
 unique_name_in_owner = true

script/character/battle.gd

@@ -393,7 +393,7 @@ func change_dir() -> void:
     var target: Character = Global.character_mgr.get_character(status.target)
     if target:
         cast_dir = target.pos2D() - character.pos2D()
-    status.skill_dir = cast_dir
+    status.skill_dir = cast_dir.normalized()
     status.is_right = cast_dir.x > 0
 
 

script/character/effect.gd

@@ -67,19 +67,20 @@ func _process(delta) -> void:
         temp_release_particle_list.clear()
 
 
-func cast_image(res: Resource):
+func cast_image(res: Resource, alpha: float):
     var new_afterimage: Afterimage = afterimage.instantiate() as Afterimage
     new_afterimage.position = character.view_pos()
     new_afterimage.name = "afterimage"
     new_afterimage.velocity = character.velocity / 4
     new_afterimage.target = view
+    new_afterimage.alpha = alpha
     SignalManager.effect_create.emit(new_afterimage)
 
 
-func cast_after_image(): cast_image(afterimage)
+func cast_after_image(alpha: float): cast_image(afterimage, alpha)
 
 
-func cast_corpse(): cast_image(corpse)
+func cast_corpse(): cast_image(corpse, 1)
 
 
 func cast_particle(resource: Resource, is_attach: bool, offset: Vector3, scale: Vector3): _cast_particle(resource, is_attach, offset, scale)

script/character/move.gd

@@ -1,9 +1,14 @@
 extends Node3D
 class_name Move
 
+@export var after_image_speed_curve: Curve
+
+var after_image_speed_max: float = 10
+
 @onready var character: Character = (get_owner() as Character)
 @onready var status: Status = (%Status as Status)
 @onready var buff: Buff = (%Buff as Buff)
+@onready var effect: Effect = (%Effect as Effect)
 
 var gravity = ProjectSettings.get_setting("physics/3d/default_gravity")
 var velocity_cache: Vector3
@@ -26,6 +31,7 @@ func _process(delta) -> void:
     if is_hit_floor:
         SignalManager.character_hit_floor.emit(character.id(), character.pos())
     update_deformation(delta)
+    update_move_effect(delta)
     return
 
 
@@ -85,11 +91,20 @@ func update_deformation(delta):
         character.add_buff("deformation", 0.2)
 
 
+func update_move_effect(delta):
+    var speed: float             = character.velocity.length()
+    var speed_rate: float        = clamp(speed / after_image_speed_max, 0, 1)
+    var after_image_alpha: float = clamp(after_image_speed_curve.sample(speed_rate), 0, 1)
+    if after_image_alpha > 0:
+        effect.cast_after_image(after_image_alpha)
+
+
 func jump():
     character.velocity.y = status.cfg.move.jump_velocity
     status.is_jumped = true
     status.trigger_jump = true
     buff.add_buff("jumping", 0.1)
 
+
 func stop():
     character.velocity = Vector3.ZERO

script/effect/afterimage.gd

@@ -7,6 +7,8 @@ class_name Afterimage
 
 var velocity: Vector3
 var target: AnimatedSprite3D
+var alpha: float
+var material: ShaderMaterial
 
 
 func on_ready():
@@ -16,9 +18,20 @@ func on_ready():
     image.frame_progress = target.frame_progress
     image.scale.x = target.scale.x
     image.pixel_size = Setting.pixel_size
+    material = ResourceManager.material_after_image.duplicate()
+    image.material_override = material
+    update_material()
 
 
 func on_process(delta):
     if is_moving:
         position += velocity*delta
-    image.modulate.a = rate
+    #    image.modulate.a = rate * alpha
+    update_material()
+
+
+func update_material() -> void:
+    if material and image.sprite_frames and image.animation:
+        var tex: Texture2D = image.sprite_frames.get_frame_texture(image.animation, image.frame)
+        material.set_shader_parameter("tex", tex)
+        material.set_shader_parameter("alpha", rate * alpha)

script/item/pt.gd

@@ -20,7 +20,7 @@ var follow_dist_max: float = 5.0
 @onready var sprite3D: Sprite3D = %Sprite3D as Sprite3D
 @onready var collision_shape: CollisionShape3D = %CollisionShape3D as CollisionShape3D
 
-var frame_rate: float = 0.05
+var frame_rate: float = 0.1
 var frame_time: float = 0
 
 

script/manager/resource_manager.gd

@@ -12,6 +12,7 @@ var scene_pt: PackedScene = load("res://scene/item/pt.tscn")
 #==material==
 var material_character: Material     = load("res://render/material/character.tres") as Material
 var material_character_sub: Material = load("res://render/material/character_sub.tres") as Material
+var material_after_image: Material   = load("res://render/material/after_image.tres") as Material
 #==effect==
 #hit
 var particle_hit_blunt_normal: PackedScene = load("res://scene/effect/particle/particle_hit_blunt_normal.tscn")

script/ui/hud/headbar_page.gd

@@ -73,7 +73,7 @@ func on_character_hit_text(id: int, value: String) -> void:
         return
     var headbar_meta     = headbar_map[id]
     var headbar: Headbar = headbar_meta.headbar as Headbar
-    headbar.on_hit_text(value)
+#    headbar.on_hit_text(value)
 
 
 func on_character_hit_damage(id: int, value: float) -> void:
@@ -81,7 +81,7 @@ func on_character_hit_damage(id: int, value: float) -> void:
         return
     var headbar_meta     = headbar_map[id]
     var headbar: Headbar = headbar_meta.headbar as Headbar
-    headbar.on_hit_damage(value)
+#    headbar.on_hit_damage(value)
 
 
 func on_character_die(id: int) -> void: