added pause menu and hitmarker

scripts/player.gd

@@ -84,6 +84,7 @@ var dead_announce = load("res://assets/dead_announce.tscn")
 var pickupmsg
 
 @onready var crosshair = $Head/Recoil/Camera3D/Crosshair
+@onready var hitmarker: TextureRect = $Head/Recoil/Camera3D/Hitmarker
 @onready var head = $Head
 @onready var camera = $Head/Recoil/Camera3D
 @onready var world_environment = $"../WorldEnvironment"
@@ -106,6 +107,8 @@ var pickupmsg
 
 func _ready():
 	
+	SignalBus.enemy_hit.connect(enemy_hit)
+	
 	weapon_holder_start_rot = weapon_holder.rotation 
 	weapon_holder_start_pos = weapon_holder.position
 	
@@ -390,3 +393,8 @@ func weapon_select(gun_id):
 	if level_control.held_guns.size() >= (gun_id + 1) and level_control.current_gun_index != gun_id:
 		gun.anim_player.play("swap_out")
 		level_control.gun_spawn(gun_id)
+
+func enemy_hit():
+	hitmarker.visible = true
+	await get_tree().create_timer(.1).timeout
+	hitmarker.visible = false