diff options
Diffstat (limited to 'modules/multiplayer')
| -rw-r--r-- | modules/multiplayer/doc_classes/MultiplayerSpawner.xml | 16 | ||||
| -rw-r--r-- | modules/multiplayer/multiplayer_spawner.cpp | 30 | ||||
| -rw-r--r-- | modules/multiplayer/multiplayer_spawner.h | 5 |
3 files changed, 23 insertions, 28 deletions
diff --git a/modules/multiplayer/doc_classes/MultiplayerSpawner.xml b/modules/multiplayer/doc_classes/MultiplayerSpawner.xml index a3ca2d6486..b6a31cf542 100644 --- a/modules/multiplayer/doc_classes/MultiplayerSpawner.xml +++ b/modules/multiplayer/doc_classes/MultiplayerSpawner.xml @@ -5,20 +5,12 @@ </brief_description> <description> Spawnable scenes can be configured in the editor or through code (see [method add_spawnable_scene]). - Also supports custom node spawns through [method spawn], calling [method _spawn_custom] on all peers. + Also supports custom node spawns through [method spawn], calling [member spawn_function] on all peers. Internally, [MultiplayerSpawner] uses [method MultiplayerAPI.object_configuration_add] to notify spawns passing the spawned node as the [code]object[/code] and itself as the [code]configuration[/code], and [method MultiplayerAPI.object_configuration_remove] to notify despawns in a similar way. </description> <tutorials> </tutorials> <methods> - <method name="_spawn_custom" qualifiers="virtual"> - <return type="Node" /> - <param index="0" name="data" type="Variant" /> - <description> - Method called on all peers when a custom spawn was requested by the authority using [method spawn]. Should return a [Node] that is not in the scene tree. - [b]Note:[/b] Spawned nodes should [b]not[/b] be added to the scene with [method Node.add_child]. This is done automatically. - </description> - </method> <method name="add_spawnable_scene"> <return type="void" /> <param index="0" name="path" type="String" /> @@ -49,12 +41,16 @@ <return type="Node" /> <param index="0" name="data" type="Variant" default="null" /> <description> - Requests a custom spawn, with [code]data[/code] passed to [method _spawn_custom] on all peers. Returns the locally spawned node instance already inside the scene tree, and added as a child of the node pointed by [member spawn_path]. + Requests a custom spawn, with [code]data[/code] passed to [member spawn_function] on all peers. Returns the locally spawned node instance already inside the scene tree, and added as a child of the node pointed by [member spawn_path]. [b]Note:[/b] Spawnable scenes are spawned automatically. [method spawn] is only needed for custom spawns. </description> </method> </methods> <members> + <member name="spawn_function" type="Callable" setter="set_spawn_function" getter="get_spawn_function"> + Method called on all peers when for every custom [method spawn] requested by the authority. Will receive the [code]data[/code] parameter, and should return a [Node] that is not in the scene tree. + [b]Note:[/b] The returned node should [b]not[/b] be added to the scene with [method Node.add_child]. This is done automatically. + </member> <member name="spawn_limit" type="int" setter="set_spawn_limit" getter="get_spawn_limit" default="0"> Maximum nodes that is allowed to be spawned by this spawner. Includes both spawnable scenes and custom spawns. When set to [code]0[/code] (the default), there is no limit. diff --git a/modules/multiplayer/multiplayer_spawner.cpp b/modules/multiplayer/multiplayer_spawner.cpp index 52b874d280..7ed69a84d0 100644 --- a/modules/multiplayer/multiplayer_spawner.cpp +++ b/modules/multiplayer/multiplayer_spawner.cpp @@ -93,13 +93,6 @@ PackedStringArray MultiplayerSpawner::get_configuration_warnings() const { if (spawn_path.is_empty() || !has_node(spawn_path)) { warnings.push_back(RTR("A valid NodePath must be set in the \"Spawn Path\" property in order for MultiplayerSpawner to be able to spawn Nodes.")); } - bool has_scenes = get_spawnable_scene_count() > 0; - // Can't check if method is overridden in placeholder scripts. - bool has_placeholder_script = get_script_instance() && get_script_instance()->is_placeholder(); - if (!has_scenes && !GDVIRTUAL_IS_OVERRIDDEN(_spawn_custom) && !has_placeholder_script) { - warnings.push_back(RTR("A list of PackedScenes must be set in the \"Auto Spawn List\" property in order for MultiplayerSpawner to automatically spawn them remotely when added as child of \"spawn_path\".")); - warnings.push_back(RTR("Alternatively, a Script implementing the function \"_spawn_custom\" must be set for this MultiplayerSpawner, and \"spawn\" must be called explicitly in code.")); - } return warnings; } @@ -162,7 +155,9 @@ void MultiplayerSpawner::_bind_methods() { ClassDB::bind_method(D_METHOD("set_spawn_limit", "limit"), &MultiplayerSpawner::set_spawn_limit); ADD_PROPERTY(PropertyInfo(Variant::INT, "spawn_limit", PROPERTY_HINT_RANGE, "0,1024,1,or_greater"), "set_spawn_limit", "get_spawn_limit"); - GDVIRTUAL_BIND(_spawn_custom, "data"); + ClassDB::bind_method(D_METHOD("get_spawn_function"), &MultiplayerSpawner::get_spawn_function); + ClassDB::bind_method(D_METHOD("set_spawn_function", "spawn_function"), &MultiplayerSpawner::set_spawn_function); + ADD_PROPERTY(PropertyInfo(Variant::CALLABLE, "spawn_function", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_NO_EDITOR), "set_spawn_function", "get_spawn_function"); ADD_SIGNAL(MethodInfo("despawned", PropertyInfo(Variant::OBJECT, "node", PROPERTY_HINT_RESOURCE_TYPE, "Node"))); ADD_SIGNAL(MethodInfo("spawned", PropertyInfo(Variant::OBJECT, "node", PROPERTY_HINT_RESOURCE_TYPE, "Node"))); @@ -183,7 +178,7 @@ void MultiplayerSpawner::_update_spawn_node() { Node *node = spawn_path.is_empty() && is_inside_tree() ? nullptr : get_node_or_null(spawn_path); if (node) { spawn_node = node->get_instance_id(); - if (get_spawnable_scene_count() && !GDVIRTUAL_IS_OVERRIDDEN(_spawn_custom)) { + if (get_spawnable_scene_count()) { node->connect("child_entered_tree", callable_mp(this, &MultiplayerSpawner::_node_added)); } } else { @@ -298,23 +293,26 @@ Node *MultiplayerSpawner::instantiate_scene(int p_id) { Node *MultiplayerSpawner::instantiate_custom(const Variant &p_data) { ERR_FAIL_COND_V_MSG(spawn_limit && spawn_limit <= tracked_nodes.size(), nullptr, "Spawn limit reached!"); - Node *node = nullptr; - if (GDVIRTUAL_CALL(_spawn_custom, p_data, node)) { - return node; - } - ERR_FAIL_V_MSG(nullptr, "Method '_spawn_custom' is not implemented on this peer."); + ERR_FAIL_COND_V_MSG(!spawn_function.is_valid(), nullptr, "Custom spawn requires a valid 'spawn_function'."); + const Variant *argv[1] = { &p_data }; + Variant ret; + Callable::CallError ce; + spawn_function.callp(argv, 1, ret, ce); + ERR_FAIL_COND_V_MSG(ce.error != Callable::CallError::CALL_OK, nullptr, "Failed to call spawn function."); + ERR_FAIL_COND_V_MSG(ret.get_type() != Variant::OBJECT, nullptr, "The spawn function must return a Node."); + return Object::cast_to<Node>(ret.operator Object *()); } Node *MultiplayerSpawner::spawn(const Variant &p_data) { ERR_FAIL_COND_V(!is_inside_tree() || !get_multiplayer()->has_multiplayer_peer() || !is_multiplayer_authority(), nullptr); ERR_FAIL_COND_V_MSG(spawn_limit && spawn_limit <= tracked_nodes.size(), nullptr, "Spawn limit reached!"); - ERR_FAIL_COND_V_MSG(!GDVIRTUAL_IS_OVERRIDDEN(_spawn_custom), nullptr, "Custom spawn requires the '_spawn_custom' virtual method to be implemented via script."); + ERR_FAIL_COND_V_MSG(!spawn_function.is_valid(), nullptr, "Custom spawn requires the 'spawn_function' property to be a valid callable."); Node *parent = get_spawn_node(); ERR_FAIL_COND_V_MSG(!parent, nullptr, "Cannot find spawn node."); Node *node = instantiate_custom(p_data); - ERR_FAIL_COND_V_MSG(!node, nullptr, "The '_spawn_custom' implementation must return a valid Node."); + ERR_FAIL_COND_V_MSG(!node, nullptr, "The 'spawn_function' callable must return a valid node."); _track(node, p_data); parent->add_child(node, true); diff --git a/modules/multiplayer/multiplayer_spawner.h b/modules/multiplayer/multiplayer_spawner.h index 3793c2d111..8d401a6818 100644 --- a/modules/multiplayer/multiplayer_spawner.h +++ b/modules/multiplayer/multiplayer_spawner.h @@ -71,6 +71,7 @@ private: ObjectID spawn_node; HashMap<ObjectID, SpawnInfo> tracked_nodes; uint32_t spawn_limit = 0; + Callable spawn_function; void _update_spawn_node(); void _track(Node *p_node, const Variant &p_argument, int p_scene_id = INVALID_ID); @@ -106,6 +107,8 @@ public: void set_spawn_path(const NodePath &p_path); uint32_t get_spawn_limit() const { return spawn_limit; } void set_spawn_limit(uint32_t p_limit) { spawn_limit = p_limit; } + void set_spawn_function(Callable p_spawn_function) { spawn_function = p_spawn_function; } + Callable get_spawn_function() const { return spawn_function; } const Variant get_spawn_argument(const ObjectID &p_id) const; int find_spawnable_scene_index_from_object(const ObjectID &p_id) const; @@ -114,8 +117,6 @@ public: Node *instantiate_custom(const Variant &p_data); Node *instantiate_scene(int p_idx); - GDVIRTUAL1R(Node *, _spawn_custom, const Variant &); - MultiplayerSpawner() {} }; |