bull and bear flashing red when take damage

player.gd

@@ -81,6 +81,8 @@ var _charge_dust_ramp: Gradient = null
 
 const RigidSkin = preload("res://rigid_skin.gd")
 
+var _hit_flash_tween: Tween
+
 
 func _ready() -> void:
 	add_to_group(&"player")
@@ -1090,6 +1092,7 @@ func take_sword_hit(cause: String = "", hit_pos: Vector3 = Vector3.ZERO) -> void
 	if _dead or _hit_iframes > 0.0:
 		return
 	_hp -= 1
+	_hit_flash()
 	_hit_iframes = DP.f("bull_hit_iframes")
 	health_changed.emit(_hp, _max_hp)
 	hit_taken.emit(cause)
@@ -1150,3 +1153,36 @@ func _spawn_blood(hit_pos: Vector3) -> void:
 	p.global_position = hit_pos
 	p.restart()
 	_free_after(p, 1.5)
+	
+
+#hit flashing
+func _hit_flash() -> void:
+	var meshes := find_children("*", "MeshInstance3D", true, false)
+
+	for node in meshes:
+		var mesh := node as MeshInstance3D
+		if mesh:
+			mesh.material_overlay = _make_hit_overlay()
+
+	if _hit_flash_tween:
+		_hit_flash_tween.kill()
+
+	_hit_flash_tween = create_tween()
+	_hit_flash_tween.tween_interval(0.08)
+	_hit_flash_tween.tween_callback(_clear_hit_flash)
+
+
+func _make_hit_overlay() -> StandardMaterial3D:
+	var mat := StandardMaterial3D.new()
+	mat.shading_mode = BaseMaterial3D.SHADING_MODE_UNSHADED
+	mat.albedo_color = Color(1.0, 0.03, 0.03, 1.0)
+	return mat
+
+
+func _clear_hit_flash() -> void:
+	var meshes := find_children("*", "MeshInstance3D", true, false)
+
+	for node in meshes:
+		var mesh := node as MeshInstance3D
+		if mesh:
+			mesh.material_overlay = null