diff options
| -rw-r--r-- | modules/multiplayer/multiplayer_spawner.cpp | 8 | ||||
| -rw-r--r-- | modules/multiplayer/multiplayer_spawner.h | 2 | ||||
| -rw-r--r-- | modules/multiplayer/scene_replication_interface.cpp | 48 | ||||
| -rw-r--r-- | modules/multiplayer/scene_replication_interface.h | 7 |
4 files changed, 50 insertions, 15 deletions
diff --git a/modules/multiplayer/multiplayer_spawner.cpp b/modules/multiplayer/multiplayer_spawner.cpp index 7ed69a84d0..0aa54b69f9 100644 --- a/modules/multiplayer/multiplayer_spawner.cpp +++ b/modules/multiplayer/multiplayer_spawner.cpp @@ -199,10 +199,6 @@ void MultiplayerSpawner::_notification(int p_what) { Node *node = Object::cast_to<Node>(ObjectDB::get_instance(E.key)); ERR_CONTINUE(!node); node->disconnect(SceneStringNames::get_singleton()->tree_exiting, callable_mp(this, &MultiplayerSpawner::_node_exit)); - // This is unlikely, but might still crash the engine. - if (node->is_connected(SceneStringNames::get_singleton()->ready, callable_mp(this, &MultiplayerSpawner::_node_ready))) { - node->disconnect(SceneStringNames::get_singleton()->ready, callable_mp(this, &MultiplayerSpawner::_node_ready)); - } get_multiplayer()->object_configuration_remove(node, this); } tracked_nodes.clear(); @@ -244,11 +240,11 @@ void MultiplayerSpawner::_track(Node *p_node, const Variant &p_argument, int p_s if (!tracked_nodes.has(oid)) { tracked_nodes[oid] = SpawnInfo(p_argument.duplicate(true), p_scene_id); p_node->connect(SceneStringNames::get_singleton()->tree_exiting, callable_mp(this, &MultiplayerSpawner::_node_exit).bind(p_node->get_instance_id()), CONNECT_ONE_SHOT); - p_node->connect(SceneStringNames::get_singleton()->ready, callable_mp(this, &MultiplayerSpawner::_node_ready).bind(p_node->get_instance_id()), CONNECT_ONE_SHOT); + _spawn_notify(p_node->get_instance_id()); } } -void MultiplayerSpawner::_node_ready(ObjectID p_id) { +void MultiplayerSpawner::_spawn_notify(ObjectID p_id) { get_multiplayer()->object_configuration_add(ObjectDB::get_instance(p_id), this); } diff --git a/modules/multiplayer/multiplayer_spawner.h b/modules/multiplayer/multiplayer_spawner.h index 8d401a6818..8a54140e32 100644 --- a/modules/multiplayer/multiplayer_spawner.h +++ b/modules/multiplayer/multiplayer_spawner.h @@ -77,7 +77,7 @@ private: void _track(Node *p_node, const Variant &p_argument, int p_scene_id = INVALID_ID); void _node_added(Node *p_node); void _node_exit(ObjectID p_id); - void _node_ready(ObjectID p_id); + void _spawn_notify(ObjectID p_id); Vector<String> _get_spawnable_scenes() const; void _set_spawnable_scenes(const Vector<String> &p_scenes); diff --git a/modules/multiplayer/scene_replication_interface.cpp b/modules/multiplayer/scene_replication_interface.cpp index e1b7b0c346..233ff76c7d 100644 --- a/modules/multiplayer/scene_replication_interface.cpp +++ b/modules/multiplayer/scene_replication_interface.cpp @@ -125,6 +125,20 @@ void SceneReplicationInterface::on_reset() { } void SceneReplicationInterface::on_network_process() { + // Prevent endless stalling in case of unforseen spawn errors. + if (spawn_queue.size()) { + ERR_PRINT("An error happened during last spawn, this usually means the 'ready' signal was not emitted by the spawned node."); + for (const ObjectID &oid : spawn_queue) { + Node *node = get_id_as<Node>(oid); + ERR_CONTINUE(!node); + if (node->is_connected(SceneStringNames::get_singleton()->ready, callable_mp(this, &SceneReplicationInterface::_node_ready))) { + node->disconnect(SceneStringNames::get_singleton()->ready, callable_mp(this, &SceneReplicationInterface::_node_ready)); + } + } + spawn_queue.clear(); + } + + // Process timed syncs. uint64_t msec = OS::get_singleton()->get_ticks_msec(); for (KeyValue<int, PeerInfo> &E : peers_info) { const HashSet<ObjectID> to_sync = E.value.sync_nodes; @@ -144,17 +158,39 @@ Error SceneReplicationInterface::on_spawn(Object *p_obj, Variant p_config) { // Track node. const ObjectID oid = node->get_instance_id(); TrackedNode &tobj = _track(oid); + + // Spawn state needs to be callected after "ready", but the spawn order follows "enter_tree". ERR_FAIL_COND_V(tobj.spawner != ObjectID(), ERR_ALREADY_IN_USE); tobj.spawner = spawner->get_instance_id(); - spawned_nodes.insert(oid); + spawn_queue.insert(oid); + node->connect(SceneStringNames::get_singleton()->ready, callable_mp(this, &SceneReplicationInterface::_node_ready).bind(oid), Node::CONNECT_ONE_SHOT); + return OK; +} + +void SceneReplicationInterface::_node_ready(const ObjectID &p_oid) { + ERR_FAIL_COND(!spawn_queue.has(p_oid)); // Bug. - if (multiplayer->has_multiplayer_peer() && spawner->is_multiplayer_authority()) { - if (tobj.net_id == 0) { - tobj.net_id = ++last_net_id; + // If we are a nested spawn, we need to wait until the parent is ready. + if (p_oid != *(spawn_queue.begin())) { + return; + } + + for (const ObjectID &oid : spawn_queue) { + ERR_CONTINUE(!tracked_nodes.has(oid)); + + TrackedNode &tobj = tracked_nodes[oid]; + MultiplayerSpawner *spawner = get_id_as<MultiplayerSpawner>(tobj.spawner); + ERR_CONTINUE(!spawner); + + spawned_nodes.insert(oid); + if (multiplayer->has_multiplayer_peer() && spawner->is_multiplayer_authority()) { + if (tobj.net_id == 0) { + tobj.net_id = ++last_net_id; + } + _update_spawn_visibility(0, oid); } - _update_spawn_visibility(0, oid); } - return OK; + spawn_queue.clear(); } Error SceneReplicationInterface::on_despawn(Object *p_obj, Variant p_config) { diff --git a/modules/multiplayer/scene_replication_interface.h b/modules/multiplayer/scene_replication_interface.h index a5e610cff6..cf45db2138 100644 --- a/modules/multiplayer/scene_replication_interface.h +++ b/modules/multiplayer/scene_replication_interface.h @@ -51,7 +51,6 @@ private: bool operator==(const ObjectID &p_other) { return id == p_other; } - _FORCE_INLINE_ MultiplayerSpawner *get_spawner() const { return spawner.is_valid() ? Object::cast_to<MultiplayerSpawner>(ObjectDB::get_instance(spawner)) : nullptr; } TrackedNode() {} TrackedNode(const ObjectID &p_id) { id = p_id; } TrackedNode(const ObjectID &p_id, uint32_t p_net_id) { @@ -75,7 +74,10 @@ private: HashSet<ObjectID> spawned_nodes; HashSet<ObjectID> sync_nodes; - // Pending spawn information. + // Pending local spawn information (handles spawning nested nodes during ready). + HashSet<ObjectID> spawn_queue; + + // Pending remote spawn information. ObjectID pending_spawn; int pending_spawn_remote = 0; const uint8_t *pending_buffer = nullptr; @@ -89,6 +91,7 @@ private: TrackedNode &_track(const ObjectID &p_id); void _untrack(const ObjectID &p_id); + void _node_ready(const ObjectID &p_oid); void _send_sync(int p_peer, const HashSet<ObjectID> p_synchronizers, uint16_t p_sync_net_time, uint64_t p_msec); Error _make_spawn_packet(Node *p_node, MultiplayerSpawner *p_spawner, int &r_len); |