Supports local multiplayer (up to 4 players)

Heavily based on Ian Clawson’s PRs, including #128

Cores/DSDeltaCore

@@ -1 +1 @@
-Subproject commit 12f1432f2aa48ed24f324d31b405fe4e5c73d6f6
+Subproject commit 6c84366b3a76045782905293c9616e33f5da1a35

Cores/DeltaCore

@@ -1 +1 @@
-Subproject commit c40ae8b069433159627903b43b4b4154d9a03ea2
+Subproject commit c9ac6b5f4f50e9ae4b5fa7f8b420f240003df127

Cores/GBADeltaCore

@@ -1 +1 @@
-Subproject commit 27b969810857d8b62436fec612291177d909e087
+Subproject commit 8ea36dff87bc1f787765de45fa8ccbcc1256a0e3

Cores/GBCDeltaCore

@@ -1 +1 @@
-Subproject commit a57751156ba7df394903893ff8c37f08024d5500
+Subproject commit 81f8ffba56823637706689fb5c6bc634ee4d9b32

Cores/GPGXDeltaCore

@@ -1 +1 @@
-Subproject commit e3a957f4e841694f90cd6f64f421130dfa6e9727
+Subproject commit 18c595887a12ef23e0d54c63f83c91c99e7f4827

Cores/MelonDSDeltaCore

@@ -1 +1 @@
-Subproject commit 694b73f87ce9fb83d37eaeea862bcf79e0cfc080
+Subproject commit b0eeb87c41cf5d78182879a10a51f7c147a60ef7

Cores/N64DeltaCore

@@ -1 +1 @@
-Subproject commit d66953070113b961adb55b44ee6d20f00947b6fd
+Subproject commit c8816c51f82210a9c4cc62b1a7c53fa21bc705ee

Cores/NESDeltaCore

@@ -1 +1 @@
-Subproject commit 5ffdc3bc615a280ec1b78d2c82772ff78aa04368
+Subproject commit bc3e0178caa29b4c1e8872133dd00aa55cc9da2a

Cores/SNESDeltaCore

@@ -1 +1 @@
-Subproject commit d296fe001652c282c43dacc8f5504f7fdff15265
+Subproject commit d5717291325578f64d519822aeb2be81217c67f3

Delta/Settings/Controllers/ControllersSettingsViewController.swift

@@ -15,6 +15,7 @@ extension ControllersSettingsViewController
 {
     private enum Section: Int
     {
+        case none
         case localDevice
         case externalControllers
         case customizeControls
@@ -149,6 +150,18 @@ private extension ControllersSettingsViewController
         
         switch Section(rawValue: indexPath.section)!
         {
+        case .none:
+            cell.textLabel?.text = NSLocalizedString("None", comment: "")
+            
+            if self.gameController == nil
+            {
+                cell.accessoryType = .checkmark
+            }
+            else
+            {
+                cell.accessoryType = .none
+            }
+            
         case .localDevice, .externalControllers:
             let controller: GameController
             
@@ -172,7 +185,7 @@ private extension ControllersSettingsViewController
                 cell.accessoryType = .checkmark
             }
             else
-            {                
+            {
                 cell.accessoryType = .none
             }
             
@@ -257,18 +270,20 @@ extension ControllersSettingsViewController
 {
     override func numberOfSections(in tableView: UITableView) -> Int
     {
-        if self.gameController == self.localDeviceController
+        if self.gameController == self.localDeviceController || self.gameController == nil
         {
-            return 2
+            return 3
         }
 
-        return 3
+        return 4
     }
     
     override func tableView(_ tableView: UITableView, numberOfRowsInSection section: Int) -> Int
     {
         switch Section(rawValue: section)!
         {
+        case .none where self.playerIndex == 0: return 0
+        case .none: return 1
         case .localDevice: return 1
         case .externalControllers: return self.connectedControllers.isEmpty ? 1 : self.connectedControllers.count
         case .customizeControls: return 1
@@ -294,11 +309,30 @@ extension ControllersSettingsViewController
     {
         switch Section(rawValue: section)!
         {
+        case .none: return nil
         case .localDevice: return NSLocalizedString("This Device", comment: "")
         case .externalControllers: return NSLocalizedString("Game Controllers", comment: "")
         case .customizeControls: return nil
         }
     }
+    
+    override func tableView(_ tableView: UITableView, heightForHeaderInSection section: Int) -> CGFloat
+    {
+        switch Section(rawValue: section)!
+        {
+        case .none where self.playerIndex == 0: return 1
+        default: return UITableView.automaticDimension
+        }
+    }
+    
+    override func tableView(_ tableView: UITableView, heightForFooterInSection section: Int) -> CGFloat
+    {
+        switch Section(rawValue: section)!
+        {
+        case .none where self.playerIndex == 0: return 1
+        default: return UITableView.automaticDimension
+        }
+    }
 }
 
 extension ControllersSettingsViewController
@@ -309,6 +343,7 @@ extension ControllersSettingsViewController
         
         switch Section(rawValue: indexPath.section)!
         {
+        case .none: self.gameController = nil
         case .localDevice: self.gameController = self.localDeviceController
         case .externalControllers where self.connectedControllers.isEmpty: return
         case .externalControllers: self.gameController = self.connectedControllers[indexPath.row]
@@ -338,7 +373,7 @@ extension ControllersSettingsViewController
         }
         else
         {
-            previousIndexPath = nil
+            previousIndexPath = IndexPath(row: 0, section: Section.none.rawValue)
         }
         
         self.tableView.beginUpdates()

Delta/Settings/SettingsViewController.swift

@@ -330,7 +330,7 @@ extension SettingsViewController
         let section = Section(rawValue: sectionIndex)!
         switch section
         {
-        case .controllers: return 1 // Temporarily hide other controller indexes until controller logic is finalized
+        case .controllers: return 4
         case .controllerSkins: return System.registeredSystems.count
         case .syncing: return SyncManager.shared.coordinator?.account == nil ? 1 : super.tableView(tableView, numberOfRowsInSection: sectionIndex)
         default: