Added Unity project files

Packages/com.vrchat.worlds/Integrations/ClientSim/Runtime/System/ClientSimPlayerSpawner.cs

@@ -0,0 +1,93 @@
+using UnityEngine;
+using VRC.SDKBase;
+
+namespace VRC.SDK3.ClientSim
+{
+    /// <summary>
+    /// System that handles spawning new players for ClientSim.
+    /// New players will then be initialized through the PlayerManager.
+    /// </summary>
+    [AddComponentMenu("")]
+    public class ClientSimPlayerSpawner : ClientSimBehaviour
+    {
+        [SerializeField]
+        private GameObject localPlayerPrefab;
+        [SerializeField]
+        private GameObject remotePlayerPrefab;
+
+        private IClientSimSceneManager _sceneManager;
+        private IClientSimPlayerManager _playerManager;
+        private IClientSimBlacklistManager _blacklistManager;
+        private IClientSimEventDispatcher _eventDispatcher;
+        private Transform _parent;
+
+        public void Initialize(
+            IClientSimSceneManager sceneManager,
+            IClientSimPlayerManager playerManager,
+            IClientSimBlacklistManager blacklistManager,
+            IClientSimEventDispatcher eventDispatcher,
+            Transform parent)
+        {
+            _sceneManager = sceneManager;
+            _playerManager = playerManager;
+            _blacklistManager = blacklistManager;
+            _eventDispatcher = eventDispatcher;
+            _parent = parent;
+        }
+
+        public static Vector3 GetRandomPositionAroundSpawn(Vector3 spawnPosition, float radius)
+        {
+            Vector2 randomPosition = Random.insideUnitCircle * radius;
+            return new Vector3(randomPosition.x + spawnPosition.x, spawnPosition.y, randomPosition.y + spawnPosition.z);
+        }
+        
+        public ClientSimPlayer SpawnPlayer(string playerName, bool isLocal)
+        {
+            if (!_sceneManager.HasSceneDescriptor())
+            {
+                throw new ClientSimException("Cannot spawn player if there is no world descriptor!");
+            }
+            
+            GameObject playerPrefab = isLocal ? localPlayerPrefab : remotePlayerPrefab;
+            if (playerPrefab == null)
+            {
+                throw new ClientSimException("Failed to spawn player! Player prefab was not found.");
+            }
+
+            Transform spawn = _sceneManager.GetSpawnPoint(!isLocal);
+            float radius = _sceneManager.GetSpawnRadius();
+            Vector3 position = GetRandomPositionAroundSpawn(spawn.position, radius);
+            Quaternion rotation = Quaternion.Euler(0, spawn.rotation.eulerAngles.y, 0);
+
+            GameObject playerInstance = Instantiate(playerPrefab, position, rotation, _parent);
+
+            if (_parent == null)
+            {
+                DontDestroyOnLoad(playerInstance);
+            }
+            _blacklistManager.AddObjectAndChildrenToBlackList(playerInstance);
+            
+            ClientSimPlayer player = playerInstance.GetComponent<ClientSimPlayer>();
+            if (player == null)
+            {
+                throw new ClientSimException("Failed to spawn player! ClientSimPlayer script was not found.");
+            }
+            
+            // PlayerManager will automatically handle sending player join event
+            _playerManager.CreateNewPlayer(isLocal, player, playerName);
+
+            
+            if (isLocal)
+            {
+                // Disable player controller until ClientSim is initialized, which is when the player should be able to gain control.
+                playerInstance.SetActive(false);
+            }
+
+            player.SetEventDispatcher(_eventDispatcher);
+            
+            return player;
+        }
+        
+        
+    }
+}