Server side bullet registration

scripts/multiplayer/session.gd

@@ -6,6 +6,10 @@ enum TEAMS {
 	SPECTATE,
 	UNASSIGNED
 }
+const ATTACK_LAYER: int = 0b10000
+const DEFENCE_LAYER: int = 0b100000
+
+var player_nodes: Dictionary[int,Player] = {}
 
 var dynamic_objects_spawner: MultiplayerSpawner
 
@@ -33,3 +37,35 @@ func despawn_internal(path: NodePath) -> void:
 		return
 	
 	get_node(path).queue_free()
+
+func shoot(damage: int) -> void:
+	if multiplayer.get_unique_id() == 1:
+		shoot_internal(1,damage)
+	else:
+		shoot_internal.rpc_id(1,multiplayer.get_unique_id(),damage)
+
+@rpc("any_peer","call_local","reliable")
+func shoot_internal(id:int , damage: int) -> void:
+	if multiplayer.is_server() == false:
+		return
+	
+	var player: Player = player_nodes[id]
+	var player_camera: Camera3D = player.get_node("Camera3D")
+	var space: PhysicsDirectSpaceState3D = player.get_world_3d().direct_space_state
+	var endpoint: Vector3 = player_camera.global_position - player_camera.global_basis.z * 100
+	
+	var ray = PhysicsRayQueryParameters3D.create(player_camera.global_position,endpoint,1)
+	ray.exclude = [player.get_rid()]
+	ray.collide_with_areas = false
+	match player.team:
+		TEAMS.DEFENCE:
+			ray.collision_mask |= ATTACK_LAYER
+		TEAMS.ATTACK:
+			ray.collision_mask |= DEFENCE_LAYER
+		_:
+			ray.collision_mask |= ATTACK_LAYER | DEFENCE_LAYER
+	
+	var collision = space.intersect_ray(ray)
+	if collision != {} and collision["collider"] is Player:
+		collision["collider"].take_damage.rpc_id(int(collision["collider"].name),damage)
+	

scripts/multiplayer/team_spawner.gd

@@ -5,6 +5,7 @@ extends Node3D
 
 func _ready() -> void:
 	if not multiplayer.is_server():
+		queue_free()
 		return
 	match team:
 		Session.TEAMS.ATTACK:
@@ -20,6 +21,7 @@ func _ready() -> void:
 func spawn_player(id: int) -> void:
 	var player: PackedScene = load("res://scenes/molikman.tscn")
 	var inst: Player = player.instantiate()
+	Session.player_nodes[id] = inst
 	inst.name = str(id)
 	
 	deferred_setup.bind(inst,team).call_deferred()
@@ -27,6 +29,7 @@ func spawn_player(id: int) -> void:
 func spawn_spectator(id: int) -> void:
 	var spectator: PackedScene = load("res://scenes/spectator.tscn")
 	var inst = spectator.instantiate()
+	
 	inst.name = str(id)
 	deferred_setup.bind(inst,Session.TEAMS.SPECTATE).call_deferred()
 

scripts/player/player.gd

@@ -45,3 +45,7 @@ func set_after_spawn(start_position: Vector3,new_team: int):
 	TEMP_start_pos = global_position
 	team = new_team as Session.TEAMS
 	spawned.emit()
+
+@rpc("any_peer","call_local","reliable")
+func take_damage(damage: int):
+	hp -= damage

scripts/weapon_system/gun/semi_auto_shoot_state.gd

@@ -37,7 +37,8 @@ func fire() -> void:
 	machine.animation_player.stop()
 	machine.animation_player.play(with_morphems("shoot"))
 	
-	raycast.try_deal_damage(damage)
+	if is_multiplayer_authority():
+		Session.shoot(damage)
 	
 	fire_timer.start()
 	machine.player_camera.recoil(horizontal_curve.sample(bullets_shot),vertical_curve.sample(bullets_shot))

scripts/weapon_system/weapon_system.gd

@@ -100,12 +100,14 @@ func pick_up_weapon(data: Variant) -> Node:
 		scene.ammo = data["ammo"]
 		scene.remaining_ammo = data["remaining_ammo"]
 		scene.slot = data["slot"]
+		scene.set_multiplayer_authority(get_multiplayer_authority())
 		
 		add(scene,scene.slot,true)
 		
 		return scene
 	else:
 		var scene: WeaponSubStateMachine = load(data["scene_file_path"]).instantiate()
+		scene.set_multiplayer_authority(get_multiplayer_authority())
 		
 		add(scene,scene.slot,true)