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+/*************************************************************************/
+/* multiplayer_spawner.h */
+/*************************************************************************/
+/* This file is part of: */
+/* GODOT ENGINE */
+/* https://godotengine.org */
+/*************************************************************************/
+/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
+/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */
+/* */
+/* Permission is hereby granted, free of charge, to any person obtaining */
+/* a copy of this software and associated documentation files (the */
+/* "Software"), to deal in the Software without restriction, including */
+/* without limitation the rights to use, copy, modify, merge, publish, */
+/* distribute, sublicense, and/or sell copies of the Software, and to */
+/* permit persons to whom the Software is furnished to do so, subject to */
+/* the following conditions: */
+/* */
+/* The above copyright notice and this permission notice shall be */
+/* included in all copies or substantial portions of the Software. */
+/* */
+/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
+/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
+/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
+/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
+/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
+/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
+/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
+/*************************************************************************/
+
+#ifndef MULTIPLAYER_SPAWNER_H
+#define MULTIPLAYER_SPAWNER_H
+
+#include "scene/main/node.h"
+
+#include "core/variant/typed_array.h"
+#include "scene/resources/packed_scene.h"
+#include "scene/resources/scene_replication_config.h"
+
+class MultiplayerSpawner : public Node {
+ GDCLASS(MultiplayerSpawner, Node);
+
+public:
+ enum {
+ INVALID_ID = 0xFF,
+ };
+
+private:
+ TypedArray<PackedScene> spawnable_scenes;
+ Set<ResourceUID::ID> spawnable_ids;
+ NodePath spawn_path;
+
+ struct SpawnInfo {
+ Variant args;
+ int id = INVALID_ID;
+ SpawnInfo(Variant p_args, int p_id) {
+ id = p_id;
+ args = p_args;
+ }
+ SpawnInfo() {}
+ };
+
+ ObjectID spawn_node;
+ HashMap<ObjectID, SpawnInfo> tracked_nodes;
+ bool auto_spawn = false;
+ uint32_t spawn_limit = 0;
+
+ void _update_spawn_node();
+ 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);
+
+protected:
+ static void _bind_methods();
+ void _notification(int p_what);
+
+public:
+ Node *get_spawn_node() const { return spawn_node.is_valid() ? Object::cast_to<Node>(ObjectDB::get_instance(spawn_node)) : nullptr; }
+ TypedArray<PackedScene> get_spawnable_scenes();
+ void set_spawnable_scenes(TypedArray<PackedScene> p_scenes);
+ NodePath get_spawn_path() const;
+ 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; }
+ bool is_auto_spawning() const;
+ void set_auto_spawning(bool p_enabled);
+
+ const Variant get_spawn_argument(const ObjectID &p_id) const;
+ int get_spawn_id(const ObjectID &p_id) const;
+ int get_scene_id(const String &p_path) const;
+ Node *spawn(const Variant &p_data = Variant());
+ Node *instantiate_custom(const Variant &p_data);
+ Node *instantiate_scene(int p_idx);
+
+ GDVIRTUAL1R(Object *, _spawn_custom, const Variant &);
+
+ MultiplayerSpawner() {}
+};
+
+#endif // MULTIPLAYER_SPAWNER_H