game: add bullet and impacts

game/Player.gd

@@ -9,6 +9,8 @@ const FOV_LERP = 0.2
 
 var gravity = ProjectSettings.get_setting("physics/3d/default_gravity")
 
+var bullet = load("res://bullet.tscn")
+
 @onready var head = $Head
 @onready var camera = $Head/PlayerCamera
 @onready var player_debug = $Head/PlayerCamera/PlayerDebug
@@ -94,10 +96,9 @@ func play_shoot_effect():
 	muzzle_flash.restart()
 	muzzle_flash.emitting = true
 	
-	var collider = pistol_raycast.get_collider()
-	var col_point = pistol_raycast.get_collision_point()
-	if col_point and collider:
-		var b = bullet_decal.instantiate()
-		pistol_raycast.get_collider().add_child(b)
-		b.global_transform.origin = col_point
-		b.look_at(col_point + pistol_raycast.get_collision_normal(), Vector3.UP)
+	var parent = get_parent()
+	if parent:
+		var instance: Node3D = bullet.instantiate()
+		instance.position = pistol_raycast.global_position
+		instance.transform.basis = pistol_raycast.global_transform.basis
+		parent.add_child(instance)