game: add enemy on-hit animation

scenes/enemies/enemy.gd

@@ -42,6 +42,7 @@ func take_damage(value: float, is_crit: bool = false):
 	var dm = preload("res://scenes/damage_numbers.tscn").instantiate()
 	dm.damage_taken = value
 	dm.critical_damage = is_crit
+	animation_player.play("take_damage")
 	add_child(dm)
 	if health <= 0:
 		die()

scenes/enemies/enemy.tscn

@@ -1,4 +1,4 @@
-[gd_scene load_steps=8 format=3 uid="uid://bn8c0cgecvjxl"]
+[gd_scene load_steps=9 format=3 uid="uid://bn8c0cgecvjxl"]
 
 [ext_resource type="Texture2D" uid="uid://5x5wimok8uw2" path="res://assets/sprites/roguelikeChar_transparent.png" id="1_6xk8f"]
 [ext_resource type="Script" uid="uid://ctigdofipl4q5" path="res://scenes/enemies/enemy.gd" id="1_8e3ao"]
@@ -44,6 +44,18 @@ tracks/2/keys = {
 "update": 0,
 "values": [Color(1, 1, 1, 1)]
 }
+tracks/3/type = "value"
+tracks/3/imported = false
+tracks/3/enabled = true
+tracks/3/path = NodePath("Sprite2D:self_modulate")
+tracks/3/interp = 1
+tracks/3/loop_wrap = true
+tracks/3/keys = {
+"times": PackedFloat32Array(0),
+"transitions": PackedFloat32Array(1),
+"update": 0,
+"values": [Color(1, 1, 1, 1)]
+}
 
 [sub_resource type="Animation" id="Animation_fcftc"]
 resource_name = "die"
@@ -90,11 +102,28 @@ tracks/0/keys = {
 "values": [Vector2(0, 0), Vector2(0, -7)]
 }
 
+[sub_resource type="Animation" id="Animation_lu5c6"]
+resource_name = "take_damage"
+length = 0.25
+tracks/0/type = "value"
+tracks/0/imported = false
+tracks/0/enabled = true
+tracks/0/path = NodePath("Sprite2D:self_modulate")
+tracks/0/interp = 1
+tracks/0/loop_wrap = true
+tracks/0/keys = {
+"times": PackedFloat32Array(0, 0.25),
+"transitions": PackedFloat32Array(0.267943, 0.25),
+"update": 0,
+"values": [Color(3, 3, 3, 1), Color(1, 1, 1, 1)]
+}
+
 [sub_resource type="AnimationLibrary" id="AnimationLibrary_38ino"]
 _data = {
 &"RESET": SubResource("Animation_38ino"),
 &"die": SubResource("Animation_fcftc"),
-&"jump": SubResource("Animation_8e3ao")
+&"jump": SubResource("Animation_8e3ao"),
+&"take_damage": SubResource("Animation_lu5c6")
 }
 
 [node name="Enemy" type="CharacterBody2D" groups=["damagable", "enemy"]]