webrtc_signaling/client/multiplayer_client.gd
2024-03-11 22:08:35 +01:00

109 lines
2.7 KiB
GDScript

extends "ws_webrtc_client.gd"
var rtc_mp: WebRTCMultiplayerPeer = WebRTCMultiplayerPeer.new()
var sealed := false
func _init():
connected.connect(self._connected)
disconnected.connect(self._disconnected)
offer_received.connect(self._offer_received)
answer_received.connect(self._answer_received)
candidate_received.connect(self._candidate_received)
lobby_joined.connect(self._lobby_joined)
lobby_sealed.connect(self._lobby_sealed)
peer_connected.connect(self._peer_connected)
peer_disconnected.connect(self._peer_disconnected)
func start(url, lobby = "", mesh:=true):
stop()
sealed = false
self.mesh = mesh
self.lobby = lobby
connect_to_url(url)
func stop():
multiplayer.multiplayer_peer = null
rtc_mp.close()
close()
func _create_peer(id, host_id):
var peer: WebRTCPeerConnection = WebRTCPeerConnection.new()
peer.initialize({
"iceServers": [ { "urls": ["stun:stun.l.google.com:19302","stun:tun.hoiio.com:3478","stun:stun.voip.aebc.com:3478","stun.services.mozilla.com:3478"] } ]
})
peer.session_description_created.connect(self._offer_created.bind(id))
peer.ice_candidate_created.connect(self._new_ice_candidate.bind(id))
rtc_mp.add_peer(peer, id)
print("Is peer host: %s" % [host_id != rtc_mp.get_unique_id()])
if id < rtc_mp.get_unique_id(): # So only one peer creates offers.
peer.create_offer()
return peer
func _new_ice_candidate(mid_name, index_name, sdp_name, id):
send_candidate(id, mid_name, index_name, sdp_name)
func _offer_created(type, data, id):
if not rtc_mp.has_peer(id):
return
print("created ", type)
rtc_mp.get_peer(id).connection.set_local_description(type, data)
if type == "offer": send_offer(id, data)
else: send_answer(id, data)
func _connected(id, use_mesh):
print("Connected %d, mesh: %s" % [id, use_mesh])
if use_mesh:
rtc_mp.create_mesh(id)
elif id == 1:
rtc_mp.create_server()
else:
rtc_mp.create_client(id)
multiplayer.multiplayer_peer = rtc_mp
func _lobby_joined(lobby):
self.lobby = lobby
func _lobby_sealed():
sealed = true
func _disconnected():
print("Disconnected: %d: %s" % [code, reason])
if not sealed:
stop() # Unexpected disconnect
func _peer_connected(id, host_id):
print("Peer connected %d" % id)
_create_peer(id, host_id)
func _peer_disconnected(id):
if rtc_mp.has_peer(id): rtc_mp.remove_peer(id)
func _offer_received(id, offer):
print("Got offer: %d" % id)
if rtc_mp.has_peer(id):
rtc_mp.get_peer(id).connection.set_remote_description("offer", offer)
func _answer_received(id, answer):
print("Got answer: %d" % id)
if rtc_mp.has_peer(id):
rtc_mp.get_peer(id).connection.set_remote_description("answer", answer)
func _candidate_received(id, mid, index, sdp):
if rtc_mp.has_peer(id):
rtc_mp.get_peer(id).connection.add_ice_candidate(mid, index, sdp)