Android #144

service: nfc: Validate mii data

CMakeLists.txt

@@ -260,6 +260,11 @@ if (UNIX)
     add_definitions(-DYUZU_UNIX=1)
 endif()
 
+if (ARCHITECTURE_arm64 AND (ANDROID OR ${CMAKE_SYSTEM_NAME} STREQUAL "Linux"))
+    set(HAS_NCE 1)
+    add_definitions(-DHAS_NCE=1)
+endif()
+
 # Configure C++ standard
 # ===========================
 

README.md

@@ -1,6 +1,7 @@
 | Pull Request | Commit | Title | Author | Merged? |
 |----|----|----|----|----|
-| [12074](https://github.com/yuzu-emu/yuzu//pull/12074) | [`15f35b865`](https://github.com/yuzu-emu/yuzu//pull/12074/files) | Implement Native Code Execution (NCE) | [GPUCode](https://github.com/GPUCode/) | Yes |
+| [12074](https://github.com/yuzu-emu/yuzu//pull/12074) | [`a76a8fb5f`](https://github.com/yuzu-emu/yuzu//pull/12074/files) | Implement Native Code Execution (NCE) | [GPUCode](https://github.com/GPUCode/) | Yes |
+| [12204](https://github.com/yuzu-emu/yuzu//pull/12204) | [`caa83609f`](https://github.com/yuzu-emu/yuzu//pull/12204/files) | android: Multi directory UI | [t895](https://github.com/t895/) | Yes |
 
 
 End of merge log. You can find the original README.md below the break.

src/android/app/src/main/java/org/yuzu/yuzu_emu/adapters/FolderAdapter.kt

@@ -0,0 +1,76 @@
+// SPDX-FileCopyrightText: 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+package org.yuzu.yuzu_emu.adapters
+
+import android.net.Uri
+import android.text.TextUtils
+import android.view.LayoutInflater
+import android.view.ViewGroup
+import androidx.fragment.app.FragmentActivity
+import androidx.recyclerview.widget.AsyncDifferConfig
+import androidx.recyclerview.widget.DiffUtil
+import androidx.recyclerview.widget.ListAdapter
+import androidx.recyclerview.widget.RecyclerView
+import org.yuzu.yuzu_emu.databinding.CardFolderBinding
+import org.yuzu.yuzu_emu.fragments.GameFolderPropertiesDialogFragment
+import org.yuzu.yuzu_emu.model.GameDir
+import org.yuzu.yuzu_emu.model.GamesViewModel
+
+class FolderAdapter(val activity: FragmentActivity, val gamesViewModel: GamesViewModel) :
+    ListAdapter<GameDir, FolderAdapter.FolderViewHolder>(
+        AsyncDifferConfig.Builder(DiffCallback()).build()
+    ) {
+    override fun onCreateViewHolder(
+        parent: ViewGroup,
+        viewType: Int
+    ): FolderAdapter.FolderViewHolder {
+        CardFolderBinding.inflate(LayoutInflater.from(parent.context), parent, false)
+            .also { return FolderViewHolder(it) }
+    }
+
+    override fun onBindViewHolder(holder: FolderAdapter.FolderViewHolder, position: Int) =
+        holder.bind(currentList[position])
+
+    inner class FolderViewHolder(val binding: CardFolderBinding) :
+        RecyclerView.ViewHolder(binding.root) {
+        private lateinit var gameDir: GameDir
+
+        fun bind(gameDir: GameDir) {
+            this.gameDir = gameDir
+
+            binding.apply {
+                path.text = Uri.parse(gameDir.uriString).path
+                path.postDelayed(
+                    {
+                        path.isSelected = true
+                        path.ellipsize = TextUtils.TruncateAt.MARQUEE
+                    },
+                    3000
+                )
+
+                buttonEdit.setOnClickListener {
+                    GameFolderPropertiesDialogFragment.newInstance(this@FolderViewHolder.gameDir)
+                        .show(
+                            activity.supportFragmentManager,
+                            GameFolderPropertiesDialogFragment.TAG
+                        )
+                }
+
+                buttonDelete.setOnClickListener {
+                    gamesViewModel.removeFolder(this@FolderViewHolder.gameDir)
+                }
+            }
+        }
+    }
+
+    private class DiffCallback : DiffUtil.ItemCallback<GameDir>() {
+        override fun areItemsTheSame(oldItem: GameDir, newItem: GameDir): Boolean {
+            return oldItem == newItem
+        }
+
+        override fun areContentsTheSame(oldItem: GameDir, newItem: GameDir): Boolean {
+            return oldItem == newItem
+        }
+    }
+}

src/android/app/src/main/java/org/yuzu/yuzu_emu/features/settings/model/Settings.kt

@@ -3,33 +3,9 @@
 
 package org.yuzu.yuzu_emu.features.settings.model
 
-import android.text.TextUtils
-import android.widget.Toast
 import org.yuzu.yuzu_emu.R
-import org.yuzu.yuzu_emu.YuzuApplication
-import org.yuzu.yuzu_emu.utils.NativeConfig
 
 object Settings {
-    private val context get() = YuzuApplication.appContext
-
-    fun saveSettings(gameId: String = "") {
-        if (TextUtils.isEmpty(gameId)) {
-            Toast.makeText(
-                context,
-                context.getString(R.string.ini_saved),
-                Toast.LENGTH_SHORT
-            ).show()
-            NativeConfig.saveSettings()
-        } else {
-            // TODO: Save custom game settings
-            Toast.makeText(
-                context,
-                context.getString(R.string.gameid_saved, gameId),
-                Toast.LENGTH_SHORT
-            ).show()
-        }
-    }
-
     enum class Category {
         Android,
         Audio,

src/android/app/src/main/java/org/yuzu/yuzu_emu/features/settings/ui/SettingsActivity.kt

@@ -19,12 +19,13 @@ import androidx.lifecycle.repeatOnLifecycle
 import androidx.navigation.fragment.NavHostFragment
 import androidx.navigation.navArgs
 import com.google.android.material.color.MaterialColors
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.flow.collectLatest
 import kotlinx.coroutines.launch
 import java.io.IOException
 import org.yuzu.yuzu_emu.R
 import org.yuzu.yuzu_emu.databinding.ActivitySettingsBinding
-import org.yuzu.yuzu_emu.features.settings.model.Settings
 import org.yuzu.yuzu_emu.features.settings.utils.SettingsFile
 import org.yuzu.yuzu_emu.fragments.ResetSettingsDialogFragment
 import org.yuzu.yuzu_emu.model.SettingsViewModel
@@ -53,10 +54,6 @@ class SettingsActivity : AppCompatActivity() {
 
         WindowCompat.setDecorFitsSystemWindows(window, false)
 
-        if (savedInstanceState != null) {
-            settingsViewModel.shouldSave = savedInstanceState.getBoolean(KEY_SHOULD_SAVE)
-        }
-
         if (InsetsHelper.getSystemGestureType(applicationContext) !=
             InsetsHelper.GESTURE_NAVIGATION
         ) {
@@ -127,12 +124,6 @@ class SettingsActivity : AppCompatActivity() {
         }
     }
 
-    override fun onSaveInstanceState(outState: Bundle) {
-        // Critical: If super method is not called, rotations will be busted.
-        super.onSaveInstanceState(outState)
-        outState.putBoolean(KEY_SHOULD_SAVE, settingsViewModel.shouldSave)
-    }
-
     override fun onStart() {
         super.onStart()
         // TODO: Load custom settings contextually
@@ -141,16 +132,10 @@ class SettingsActivity : AppCompatActivity() {
         }
     }
 
-    /**
-     * If this is called, the user has left the settings screen (potentially through the
-     * home button) and will expect their changes to be persisted. So we kick off an
-     * IntentService which will do so on a background thread.
-     */
     override fun onStop() {
         super.onStop()
-        if (isFinishing && settingsViewModel.shouldSave) {
-            Log.debug("[SettingsActivity] Settings activity stopping. Saving settings to INI...")
-            Settings.saveSettings()
+        CoroutineScope(Dispatchers.IO).launch {
+            NativeConfig.saveSettings()
         }
     }
 
@@ -160,9 +145,6 @@ class SettingsActivity : AppCompatActivity() {
     }
 
     fun onSettingsReset() {
-        // Prevents saving to a non-existent settings file
-        settingsViewModel.shouldSave = false
-
         // Delete settings file because the user may have changed values that do not exist in the UI
         NativeConfig.unloadConfig()
         val settingsFile = SettingsFile.getSettingsFile(SettingsFile.FILE_NAME_CONFIG)
@@ -194,8 +176,4 @@ class SettingsActivity : AppCompatActivity() {
             windowInsets
         }
     }
-
-    companion object {
-        private const val KEY_SHOULD_SAVE = "should_save"
-    }
 }

src/android/app/src/main/java/org/yuzu/yuzu_emu/features/settings/ui/SettingsAdapter.kt

@@ -105,7 +105,6 @@ class SettingsAdapter(
     fun onBooleanClick(item: SwitchSetting, checked: Boolean) {
         item.checked = checked
         settingsViewModel.setShouldReloadSettingsList(true)
-        settingsViewModel.shouldSave = true
     }
 
     fun onSingleChoiceClick(item: SingleChoiceSetting, position: Int) {
@@ -161,7 +160,6 @@ class SettingsAdapter(
             epochTime += timePicker.hour.toLong() * 60 * 60
             epochTime += timePicker.minute.toLong() * 60
             if (item.value != epochTime) {
-                settingsViewModel.shouldSave = true
                 notifyItemChanged(position)
                 item.value = epochTime
             }

src/android/app/src/main/java/org/yuzu/yuzu_emu/fragments/AddGameFolderDialogFragment.kt

@@ -0,0 +1,53 @@
+// SPDX-FileCopyrightText: 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+package org.yuzu.yuzu_emu.fragments
+
+import android.app.Dialog
+import android.content.DialogInterface
+import android.net.Uri
+import android.os.Bundle
+import androidx.fragment.app.DialogFragment
+import androidx.fragment.app.activityViewModels
+import com.google.android.material.dialog.MaterialAlertDialogBuilder
+import org.yuzu.yuzu_emu.R
+import org.yuzu.yuzu_emu.databinding.DialogAddFolderBinding
+import org.yuzu.yuzu_emu.model.GameDir
+import org.yuzu.yuzu_emu.model.GamesViewModel
+
+class AddGameFolderDialogFragment : DialogFragment() {
+    private val gamesViewModel: GamesViewModel by activityViewModels()
+
+    override fun onCreateDialog(savedInstanceState: Bundle?): Dialog {
+        val binding = DialogAddFolderBinding.inflate(layoutInflater)
+        val folderUriString = requireArguments().getString(FOLDER_URI_STRING)
+        if (folderUriString == null) {
+            dismiss()
+        }
+        binding.path.text = Uri.parse(folderUriString).path
+
+        return MaterialAlertDialogBuilder(requireContext())
+            .setTitle(R.string.add_game_folder)
+            .setPositiveButton(android.R.string.ok) { _: DialogInterface, _: Int ->
+                val newGameDir = GameDir(folderUriString!!, binding.deepScanSwitch.isChecked)
+                gamesViewModel.addFolder(newGameDir)
+            }
+            .setNegativeButton(android.R.string.cancel, null)
+            .setView(binding.root)
+            .show()
+    }
+
+    companion object {
+        const val TAG = "AddGameFolderDialogFragment"
+
+        private const val FOLDER_URI_STRING = "FolderUriString"
+
+        fun newInstance(folderUriString: String): AddGameFolderDialogFragment {
+            val args = Bundle()
+            args.putString(FOLDER_URI_STRING, folderUriString)
+            val fragment = AddGameFolderDialogFragment()
+            fragment.arguments = args
+            return fragment
+        }
+    }
+}

src/android/app/src/main/java/org/yuzu/yuzu_emu/fragments/GameFolderPropertiesDialogFragment.kt

@@ -0,0 +1,72 @@
+// SPDX-FileCopyrightText: 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+package org.yuzu.yuzu_emu.fragments
+
+import android.app.Dialog
+import android.content.DialogInterface
+import android.os.Bundle
+import androidx.fragment.app.DialogFragment
+import androidx.fragment.app.activityViewModels
+import com.google.android.material.dialog.MaterialAlertDialogBuilder
+import org.yuzu.yuzu_emu.R
+import org.yuzu.yuzu_emu.databinding.DialogFolderPropertiesBinding
+import org.yuzu.yuzu_emu.model.GameDir
+import org.yuzu.yuzu_emu.model.GamesViewModel
+import org.yuzu.yuzu_emu.utils.SerializableHelper.parcelable
+
+class GameFolderPropertiesDialogFragment : DialogFragment() {
+    private val gamesViewModel: GamesViewModel by activityViewModels()
+
+    private var deepScan = false
+
+    override fun onCreateDialog(savedInstanceState: Bundle?): Dialog {
+        val binding = DialogFolderPropertiesBinding.inflate(layoutInflater)
+        val gameDir = requireArguments().parcelable<GameDir>(GAME_DIR)!!
+
+        // Restore checkbox state
+        binding.deepScanSwitch.isChecked =
+            savedInstanceState?.getBoolean(DEEP_SCAN) ?: gameDir.deepScan
+
+        // Ensure that we can get the checkbox state even if the view is destroyed
+        deepScan = binding.deepScanSwitch.isChecked
+        binding.deepScanSwitch.setOnClickListener {
+            deepScan = binding.deepScanSwitch.isChecked
+        }
+
+        return MaterialAlertDialogBuilder(requireContext())
+            .setView(binding.root)
+            .setTitle(R.string.game_folder_properties)
+            .setPositiveButton(android.R.string.ok) { _: DialogInterface, _: Int ->
+                val folderIndex = gamesViewModel.folders.value.indexOf(gameDir)
+                if (folderIndex != -1) {
+                    gamesViewModel.folders.value[folderIndex].deepScan =
+                        binding.deepScanSwitch.isChecked
+                    gamesViewModel.updateGameDirs()
+                }
+            }
+            .setNegativeButton(android.R.string.cancel, null)
+            .show()
+    }
+
+    override fun onSaveInstanceState(outState: Bundle) {
+        super.onSaveInstanceState(outState)
+        outState.putBoolean(DEEP_SCAN, deepScan)
+    }
+
+    companion object {
+        const val TAG = "GameFolderPropertiesDialogFragment"
+
+        private const val GAME_DIR = "GameDir"
+
+        private const val DEEP_SCAN = "DeepScan"
+
+        fun newInstance(gameDir: GameDir): GameFolderPropertiesDialogFragment {
+            val args = Bundle()
+            args.putParcelable(GAME_DIR, gameDir)
+            val fragment = GameFolderPropertiesDialogFragment()
+            fragment.arguments = args
+            return fragment
+        }
+    }
+}

src/android/app/src/main/java/org/yuzu/yuzu_emu/fragments/GameFoldersFragment.kt

@@ -0,0 +1,128 @@
+// SPDX-FileCopyrightText: 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+package org.yuzu.yuzu_emu.fragments
+
+import android.content.Intent
+import android.os.Bundle
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import androidx.core.view.ViewCompat
+import androidx.core.view.WindowInsetsCompat
+import androidx.core.view.updatePadding
+import androidx.fragment.app.Fragment
+import androidx.fragment.app.activityViewModels
+import androidx.lifecycle.Lifecycle
+import androidx.lifecycle.lifecycleScope
+import androidx.lifecycle.repeatOnLifecycle
+import androidx.navigation.findNavController
+import androidx.recyclerview.widget.GridLayoutManager
+import com.google.android.material.transition.MaterialSharedAxis
+import kotlinx.coroutines.launch
+import org.yuzu.yuzu_emu.R
+import org.yuzu.yuzu_emu.adapters.FolderAdapter
+import org.yuzu.yuzu_emu.databinding.FragmentFoldersBinding
+import org.yuzu.yuzu_emu.model.GamesViewModel
+import org.yuzu.yuzu_emu.model.HomeViewModel
+import org.yuzu.yuzu_emu.ui.main.MainActivity
+
+class GameFoldersFragment : Fragment() {
+    private var _binding: FragmentFoldersBinding? = null
+    private val binding get() = _binding!!
+
+    private val homeViewModel: HomeViewModel by activityViewModels()
+    private val gamesViewModel: GamesViewModel by activityViewModels()
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        enterTransition = MaterialSharedAxis(MaterialSharedAxis.X, true)
+        returnTransition = MaterialSharedAxis(MaterialSharedAxis.X, false)
+        reenterTransition = MaterialSharedAxis(MaterialSharedAxis.X, false)
+
+        gamesViewModel.onOpenGameFoldersFragment()
+    }
+
+    override fun onCreateView(
+        inflater: LayoutInflater,
+        container: ViewGroup?,
+        savedInstanceState: Bundle?
+    ): View {
+        _binding = FragmentFoldersBinding.inflate(inflater)
+        return binding.root
+    }
+
+    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
+        super.onViewCreated(view, savedInstanceState)
+        homeViewModel.setNavigationVisibility(visible = false, animated = true)
+        homeViewModel.setStatusBarShadeVisibility(visible = false)
+
+        binding.toolbarFolders.setNavigationOnClickListener {
+            binding.root.findNavController().popBackStack()
+        }
+
+        binding.listFolders.apply {
+            layoutManager = GridLayoutManager(
+                requireContext(),
+                resources.getInteger(R.integer.grid_columns)
+            )
+            adapter = FolderAdapter(requireActivity(), gamesViewModel)
+        }
+
+        viewLifecycleOwner.lifecycleScope.launch {
+            repeatOnLifecycle(Lifecycle.State.CREATED) {
+                gamesViewModel.folders.collect {
+                    (binding.listFolders.adapter as FolderAdapter).submitList(it)
+                }
+            }
+        }
+
+        val mainActivity = requireActivity() as MainActivity
+        binding.buttonAdd.setOnClickListener {
+            mainActivity.getGamesDirectory.launch(Intent(Intent.ACTION_OPEN_DOCUMENT_TREE).data)
+        }
+
+        setInsets()
+    }
+
+    override fun onStop() {
+        super.onStop()
+        gamesViewModel.onCloseGameFoldersFragment()
+    }
+
+    private fun setInsets() =
+        ViewCompat.setOnApplyWindowInsetsListener(
+            binding.root
+        ) { _: View, windowInsets: WindowInsetsCompat ->
+            val barInsets = windowInsets.getInsets(WindowInsetsCompat.Type.systemBars())
+            val cutoutInsets = windowInsets.getInsets(WindowInsetsCompat.Type.displayCutout())
+
+            val leftInsets = barInsets.left + cutoutInsets.left
+            val rightInsets = barInsets.right + cutoutInsets.right
+
+            val mlpToolbar = binding.toolbarFolders.layoutParams as ViewGroup.MarginLayoutParams
+            mlpToolbar.leftMargin = leftInsets
+            mlpToolbar.rightMargin = rightInsets
+            binding.toolbarFolders.layoutParams = mlpToolbar
+
+            val fabSpacing = resources.getDimensionPixelSize(R.dimen.spacing_fab)
+            val mlpFab =
+                binding.buttonAdd.layoutParams as ViewGroup.MarginLayoutParams
+            mlpFab.leftMargin = leftInsets + fabSpacing
+            mlpFab.rightMargin = rightInsets + fabSpacing
+            mlpFab.bottomMargin = barInsets.bottom + fabSpacing
+            binding.buttonAdd.layoutParams = mlpFab
+
+            val mlpListFolders = binding.listFolders.layoutParams as ViewGroup.MarginLayoutParams
+            mlpListFolders.leftMargin = leftInsets
+            mlpListFolders.rightMargin = rightInsets
+            binding.listFolders.layoutParams = mlpListFolders
+
+            binding.listFolders.updatePadding(
+                bottom = barInsets.bottom +
+                    resources.getDimensionPixelSize(R.dimen.spacing_bottom_list_fab)
+            )
+
+            windowInsets
+        }
+}

src/android/app/src/main/java/org/yuzu/yuzu_emu/fragments/HomeSettingsFragment.kt

@@ -127,18 +127,13 @@ class HomeSettingsFragment : Fragment() {
             )
             add(
                 HomeSetting(
-                    R.string.select_games_folder,
+                    R.string.manage_game_folders,
                     R.string.select_games_folder_description,
                     R.drawable.ic_add,
                     {
-                        mainActivity.getGamesDirectory.launch(
-                            Intent(Intent.ACTION_OPEN_DOCUMENT_TREE).data
-                        )
-                    },
-                    { true },
-                    0,
-                    0,
-                    homeViewModel.gamesDir
+                        binding.root.findNavController()
+                            .navigate(R.id.action_homeSettingsFragment_to_gameFoldersFragment)
+                    }
                 )
             )
             add(

src/android/app/src/main/java/org/yuzu/yuzu_emu/fragments/SettingsDialogFragment.kt

@@ -52,7 +52,6 @@ class SettingsDialogFragment : DialogFragment(), DialogInterface.OnClickListener
                     .setPositiveButton(android.R.string.ok) { _: DialogInterface, _: Int ->
                         settingsViewModel.clickedItem!!.setting.reset()
                         settingsViewModel.setAdapterItemChanged(position)
-                        settingsViewModel.shouldSave = true
                     }
                     .setNegativeButton(android.R.string.cancel, null)
                     .create()
@@ -137,24 +136,17 @@ class SettingsDialogFragment : DialogFragment(), DialogInterface.OnClickListener
             is SingleChoiceSetting -> {
                 val scSetting = settingsViewModel.clickedItem as SingleChoiceSetting
                 val value = getValueForSingleChoiceSelection(scSetting, which)
-                if (scSetting.selectedValue != value) {
-                    settingsViewModel.shouldSave = true
-                }
                 scSetting.selectedValue = value
             }
 
             is StringSingleChoiceSetting -> {
                 val scSetting = settingsViewModel.clickedItem as StringSingleChoiceSetting
                 val value = scSetting.getValueAt(which)
-                if (scSetting.selectedValue != value) settingsViewModel.shouldSave = true
                 scSetting.selectedValue = value
             }
 
             is SliderSetting -> {
                 val sliderSetting = settingsViewModel.clickedItem as SliderSetting
-                if (sliderSetting.selectedValue != settingsViewModel.sliderProgress.value) {
-                    settingsViewModel.shouldSave = true
-                }
                 sliderSetting.selectedValue = settingsViewModel.sliderProgress.value
             }
         }

src/android/app/src/main/java/org/yuzu/yuzu_emu/fragments/SetupFragment.kt

@@ -42,7 +42,7 @@ import org.yuzu.yuzu_emu.model.SetupPage
 import org.yuzu.yuzu_emu.model.StepState
 import org.yuzu.yuzu_emu.ui.main.MainActivity
 import org.yuzu.yuzu_emu.utils.DirectoryInitialization
-import org.yuzu.yuzu_emu.utils.GameHelper
+import org.yuzu.yuzu_emu.utils.NativeConfig
 import org.yuzu.yuzu_emu.utils.ViewUtils
 
 class SetupFragment : Fragment() {
@@ -184,11 +184,7 @@ class SetupFragment : Fragment() {
                     R.string.add_games_warning_description,
                     R.string.add_games_warning_help,
                     {
-                        val preferences =
-                            PreferenceManager.getDefaultSharedPreferences(
-                                YuzuApplication.appContext
-                            )
-                        if (preferences.getString(GameHelper.KEY_GAME_PATH, "")!!.isNotEmpty()) {
+                        if (NativeConfig.getGameDirs().isNotEmpty()) {
                             StepState.COMPLETE
                         } else {
                             StepState.INCOMPLETE

src/android/app/src/main/java/org/yuzu/yuzu_emu/model/GameDir.kt

@@ -0,0 +1,13 @@
+// SPDX-FileCopyrightText: 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+package org.yuzu.yuzu_emu.model
+
+import android.os.Parcelable
+import kotlinx.parcelize.Parcelize
+
+@Parcelize
+data class GameDir(
+    val uriString: String,
+    var deepScan: Boolean
+) : Parcelable

src/android/app/src/main/java/org/yuzu/yuzu_emu/model/GamesViewModel.kt

@@ -12,6 +12,7 @@ import java.util.Locale
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.flow.MutableStateFlow
 import kotlinx.coroutines.flow.StateFlow
+import kotlinx.coroutines.flow.asStateFlow
 import kotlinx.coroutines.launch
 import kotlinx.coroutines.withContext
 import kotlinx.serialization.decodeFromString
@@ -20,6 +21,7 @@ import org.yuzu.yuzu_emu.NativeLibrary
 import org.yuzu.yuzu_emu.YuzuApplication
 import org.yuzu.yuzu_emu.utils.GameHelper
 import org.yuzu.yuzu_emu.utils.GameMetadata
+import org.yuzu.yuzu_emu.utils.NativeConfig
 
 class GamesViewModel : ViewModel() {
     val games: StateFlow<List<Game>> get() = _games
@@ -40,6 +42,9 @@ class GamesViewModel : ViewModel() {
     val searchFocused: StateFlow<Boolean> get() = _searchFocused
     private val _searchFocused = MutableStateFlow(false)
 
+    private val _folders = MutableStateFlow(mutableListOf<GameDir>())
+    val folders = _folders.asStateFlow()
+
     init {
         // Ensure keys are loaded so that ROM metadata can be decrypted.
         NativeLibrary.reloadKeys()
@@ -50,6 +55,7 @@ class GamesViewModel : ViewModel() {
 
         viewModelScope.launch {
             withContext(Dispatchers.IO) {
+                getGameDirs()
                 if (storedGames!!.isNotEmpty()) {
                     val deserializedGames = mutableSetOf<Game>()
                     storedGames.forEach {
@@ -104,7 +110,7 @@ class GamesViewModel : ViewModel() {
         _searchFocused.value = searchFocused
     }
 
-    fun reloadGames(directoryChanged: Boolean) {
+    fun reloadGames(directoriesChanged: Boolean) {
         if (isReloading.value) {
             return
         }
@@ -116,10 +122,61 @@ class GamesViewModel : ViewModel() {
                 setGames(GameHelper.getGames())
                 _isReloading.value = false
 
-                if (directoryChanged) {
+                if (directoriesChanged) {
                     setShouldSwapData(true)
                 }
             }
         }
     }
+
+    fun addFolder(gameDir: GameDir) =
+        viewModelScope.launch {
+            withContext(Dispatchers.IO) {
+                NativeConfig.addGameDir(gameDir)
+                getGameDirs()
+            }
+        }
+
+    fun removeFolder(gameDir: GameDir) =
+        viewModelScope.launch {
+            withContext(Dispatchers.IO) {
+                val gameDirs = _folders.value.toMutableList()
+                val removedDirIndex = gameDirs.indexOf(gameDir)
+                if (removedDirIndex != -1) {
+                    gameDirs.removeAt(removedDirIndex)
+                    NativeConfig.setGameDirs(gameDirs.toTypedArray())
+                    getGameDirs()
+                }
+            }
+        }
+
+    fun updateGameDirs() =
+        viewModelScope.launch {
+            withContext(Dispatchers.IO) {
+                NativeConfig.setGameDirs(_folders.value.toTypedArray())
+                getGameDirs()
+            }
+        }
+
+    fun onOpenGameFoldersFragment() =
+        viewModelScope.launch {
+            withContext(Dispatchers.IO) {
+                getGameDirs()
+            }
+        }
+
+    fun onCloseGameFoldersFragment() =
+        viewModelScope.launch {
+            withContext(Dispatchers.IO) {
+                getGameDirs(true)
+            }
+        }
+
+    private fun getGameDirs(reloadList: Boolean = false) {
+        val gameDirs = NativeConfig.getGameDirs()
+        _folders.value = gameDirs.toMutableList()
+        if (reloadList) {
+            reloadGames(true)
+        }
+    }
 }

src/android/app/src/main/java/org/yuzu/yuzu_emu/model/HomeViewModel.kt

@@ -3,15 +3,9 @@
 
 package org.yuzu.yuzu_emu.model
 
-import android.net.Uri
-import androidx.fragment.app.FragmentActivity
 import androidx.lifecycle.ViewModel
-import androidx.lifecycle.ViewModelProvider
-import androidx.preference.PreferenceManager
 import kotlinx.coroutines.flow.MutableStateFlow
 import kotlinx.coroutines.flow.StateFlow
-import org.yuzu.yuzu_emu.YuzuApplication
-import org.yuzu.yuzu_emu.utils.GameHelper
 
 class HomeViewModel : ViewModel() {
     val navigationVisible: StateFlow<Pair<Boolean, Boolean>> get() = _navigationVisible
@@ -23,14 +17,6 @@ class HomeViewModel : ViewModel() {
     val shouldPageForward: StateFlow<Boolean> get() = _shouldPageForward
     private val _shouldPageForward = MutableStateFlow(false)
 
-    val gamesDir: StateFlow<String> get() = _gamesDir
-    private val _gamesDir = MutableStateFlow(
-        Uri.parse(
-            PreferenceManager.getDefaultSharedPreferences(YuzuApplication.appContext)
-                .getString(GameHelper.KEY_GAME_PATH, "")
-        ).path ?: ""
-    )
-
     var navigatedToSetup = false
 
     fun setNavigationVisibility(visible: Boolean, animated: Boolean) {
@@ -50,9 +36,4 @@ class HomeViewModel : ViewModel() {
     fun setShouldPageForward(pageForward: Boolean) {
         _shouldPageForward.value = pageForward
     }
-
-    fun setGamesDir(activity: FragmentActivity, dir: String) {
-        ViewModelProvider(activity)[GamesViewModel::class.java].reloadGames(true)
-        _gamesDir.value = dir
-    }
 }

src/android/app/src/main/java/org/yuzu/yuzu_emu/model/SettingsViewModel.kt

@@ -13,8 +13,6 @@ import org.yuzu.yuzu_emu.features.settings.model.view.SettingsItem
 class SettingsViewModel : ViewModel() {
     var game: Game? = null
 
-    var shouldSave = false
-
     var clickedItem: SettingsItem? = null
 
     val shouldRecreate: StateFlow<Boolean> get() = _shouldRecreate
@@ -73,6 +71,5 @@ class SettingsViewModel : ViewModel() {
 
     fun clear() {
         game = null
-        shouldSave = false
     }
 }

src/android/app/src/main/java/org/yuzu/yuzu_emu/ui/main/MainActivity.kt

@@ -40,6 +40,7 @@ import org.yuzu.yuzu_emu.R
 import org.yuzu.yuzu_emu.activities.EmulationActivity
 import org.yuzu.yuzu_emu.databinding.ActivityMainBinding
 import org.yuzu.yuzu_emu.features.settings.model.Settings
+import org.yuzu.yuzu_emu.fragments.AddGameFolderDialogFragment
 import org.yuzu.yuzu_emu.fragments.IndeterminateProgressDialogFragment
 import org.yuzu.yuzu_emu.fragments.MessageDialogFragment
 import org.yuzu.yuzu_emu.getPublicFilesDir
@@ -252,6 +253,13 @@ class MainActivity : AppCompatActivity(), ThemeProvider {
         super.onResume()
     }
 
+    override fun onStop() {
+        super.onStop()
+        CoroutineScope(Dispatchers.IO).launch {
+            NativeConfig.saveSettings()
+        }
+    }
+
     override fun onDestroy() {
         EmulationActivity.stopForegroundService(this)
         super.onDestroy()
@@ -293,20 +301,19 @@ class MainActivity : AppCompatActivity(), ThemeProvider {
             Intent.FLAG_GRANT_READ_URI_PERMISSION
         )
 
-        // When a new directory is picked, we currently will reset the existing games
-        // database. This effectively means that only one game directory is supported.
-        PreferenceManager.getDefaultSharedPreferences(applicationContext).edit()
-            .putString(GameHelper.KEY_GAME_PATH, result.toString())
-            .apply()
+        val uriString = result.toString()
+        val folder = gamesViewModel.folders.value.firstOrNull { it.uriString == uriString }
+        if (folder != null) {
+            Toast.makeText(
+                applicationContext,
+                R.string.folder_already_added,
+                Toast.LENGTH_SHORT
+            ).show()
+            return
+        }
 
-        Toast.makeText(
-            applicationContext,
-            R.string.games_dir_selected,
-            Toast.LENGTH_LONG
-        ).show()
-
-        gamesViewModel.reloadGames(true)
-        homeViewModel.setGamesDir(this, result.path!!)
+        AddGameFolderDialogFragment.newInstance(uriString)
+            .show(supportFragmentManager, AddGameFolderDialogFragment.TAG)
     }
 
     val getProdKey =

src/android/app/src/main/java/org/yuzu/yuzu_emu/utils/FileUtil.kt

@@ -364,6 +364,27 @@ object FileUtil {
             .lowercase()
     }
 
+    fun isTreeUriValid(uri: Uri): Boolean {
+        val resolver = context.contentResolver
+        val columns = arrayOf(
+            DocumentsContract.Document.COLUMN_DOCUMENT_ID,
+            DocumentsContract.Document.COLUMN_DISPLAY_NAME,
+            DocumentsContract.Document.COLUMN_MIME_TYPE
+        )
+        return try {
+            val docId: String = if (isRootTreeUri(uri)) {
+                DocumentsContract.getTreeDocumentId(uri)
+            } else {
+                DocumentsContract.getDocumentId(uri)
+            }
+            val childrenUri = DocumentsContract.buildChildDocumentsUriUsingTree(uri, docId)
+            resolver.query(childrenUri, columns, null, null, null)
+            true
+        } catch (_: Exception) {
+            false
+        }
+    }
+
     @Throws(IOException::class)
     fun getStringFromFile(file: File): String =
         String(file.readBytes(), StandardCharsets.UTF_8)

src/android/app/src/main/java/org/yuzu/yuzu_emu/utils/GameHelper.kt

@@ -11,10 +11,11 @@ import kotlinx.serialization.json.Json
 import org.yuzu.yuzu_emu.NativeLibrary
 import org.yuzu.yuzu_emu.YuzuApplication
 import org.yuzu.yuzu_emu.model.Game
+import org.yuzu.yuzu_emu.model.GameDir
 import org.yuzu.yuzu_emu.model.MinimalDocumentFile
 
 object GameHelper {
-    const val KEY_GAME_PATH = "game_path"
+    private const val KEY_OLD_GAME_PATH = "game_path"
     const val KEY_GAMES = "Games"
 
     private lateinit var preferences: SharedPreferences
@@ -22,15 +23,43 @@ object GameHelper {
     fun getGames(): List<Game> {
         val games = mutableListOf<Game>()
         val context = YuzuApplication.appContext
-        val gamesDir =
-            PreferenceManager.getDefaultSharedPreferences(context).getString(KEY_GAME_PATH, "")
-        val gamesUri = Uri.parse(gamesDir)
         preferences = PreferenceManager.getDefaultSharedPreferences(context)
 
+        val gameDirs = mutableListOf<GameDir>()
+        val oldGamesDir = preferences.getString(KEY_OLD_GAME_PATH, "") ?: ""
+        if (oldGamesDir.isNotEmpty()) {
+            gameDirs.add(GameDir(oldGamesDir, true))
+            preferences.edit().remove(KEY_OLD_GAME_PATH).apply()
+        }
+        gameDirs.addAll(NativeConfig.getGameDirs())
+
         // Ensure keys are loaded so that ROM metadata can be decrypted.
         NativeLibrary.reloadKeys()
 
-        addGamesRecursive(games, FileUtil.listFiles(gamesUri), 3)
+        val badDirs = mutableListOf<Int>()
+        gameDirs.forEachIndexed { index: Int, gameDir: GameDir ->
+            val gameDirUri = Uri.parse(gameDir.uriString)
+            val isValid = FileUtil.isTreeUriValid(gameDirUri)
+            if (isValid) {
+                addGamesRecursive(
+                    games,
+                    FileUtil.listFiles(gameDirUri),
+                    if (gameDir.deepScan) 3 else 1
+                )
+            } else {
+                badDirs.add(index)
+            }
+        }
+
+        // Remove all game dirs with insufficient permissions from config
+        if (badDirs.isNotEmpty()) {
+            var offset = 0
+            badDirs.forEach {
+                gameDirs.removeAt(it - offset)
+                offset++
+            }
+            NativeConfig.setGameDirs(gameDirs.toTypedArray())
+        }
 
         // Cache list of games found on disk
         val serializedGames = mutableSetOf<String>()

src/android/app/src/main/java/org/yuzu/yuzu_emu/utils/NativeConfig.kt

@@ -3,6 +3,8 @@
 
 package org.yuzu.yuzu_emu.utils
 
+import org.yuzu.yuzu_emu.model.GameDir
+
 object NativeConfig {
     /**
      * Creates a Config object and opens the emulation config.
@@ -54,4 +56,22 @@ object NativeConfig {
     external fun getConfigHeader(category: Int): String
 
     external fun getPairedSettingKey(key: String): String
+
+    /**
+     * Gets every [GameDir] in AndroidSettings::values.game_dirs
+     */
+    @Synchronized
+    external fun getGameDirs(): Array<GameDir>
+
+    /**
+     * Clears the AndroidSettings::values.game_dirs array and replaces them with the provided array
+     */
+    @Synchronized
+    external fun setGameDirs(dirs: Array<GameDir>)
+
+    /**
+     * Adds a single [GameDir] to the AndroidSettings::values.game_dirs array
+     */
+    @Synchronized
+    external fun addGameDir(dir: GameDir)
 }

src/android/app/src/main/jni/android_config.cpp

@@ -34,6 +34,7 @@ void AndroidConfig::SaveAllValues() {
 void AndroidConfig::ReadAndroidValues() {
     if (global) {
         ReadAndroidUIValues();
+        ReadUIValues();
     }
 }
 
@@ -45,9 +46,35 @@ void AndroidConfig::ReadAndroidUIValues() {
     EndGroup();
 }
 
+void AndroidConfig::ReadUIValues() {
+    BeginGroup(Settings::TranslateCategory(Settings::Category::Ui));
+
+    ReadPathValues();
+
+    EndGroup();
+}
+
+void AndroidConfig::ReadPathValues() {
+    BeginGroup(Settings::TranslateCategory(Settings::Category::Paths));
+
+    const int gamedirs_size = BeginArray(std::string("gamedirs"));
+    for (int i = 0; i < gamedirs_size; ++i) {
+        SetArrayIndex(i);
+        AndroidSettings::GameDir game_dir;
+        game_dir.path = ReadStringSetting(std::string("path"));
+        game_dir.deep_scan =
+            ReadBooleanSetting(std::string("deep_scan"), std::make_optional(false));
+        AndroidSettings::values.game_dirs.push_back(game_dir);
+    }
+    EndArray();
+
+    EndGroup();
+}
+
 void AndroidConfig::SaveAndroidValues() {
     if (global) {
         SaveAndroidUIValues();
+        SaveUIValues();
     }
 
     WriteToIni();
@@ -61,6 +88,29 @@ void AndroidConfig::SaveAndroidUIValues() {
     EndGroup();
 }
 
+void AndroidConfig::SaveUIValues() {
+    BeginGroup(Settings::TranslateCategory(Settings::Category::Ui));
+
+    SavePathValues();
+
+    EndGroup();
+}
+
+void AndroidConfig::SavePathValues() {
+    BeginGroup(Settings::TranslateCategory(Settings::Category::Paths));
+
+    BeginArray(std::string("gamedirs"));
+    for (size_t i = 0; i < AndroidSettings::values.game_dirs.size(); ++i) {
+        SetArrayIndex(i);
+        const auto& game_dir = AndroidSettings::values.game_dirs[i];
+        WriteSetting(std::string("path"), game_dir.path);
+        WriteSetting(std::string("deep_scan"), game_dir.deep_scan, std::make_optional(false));
+    }
+    EndArray();
+
+    EndGroup();
+}
+
 std::vector<Settings::BasicSetting*>& AndroidConfig::FindRelevantList(Settings::Category category) {
     auto& map = Settings::values.linkage.by_category;
     if (map.contains(category)) {

src/android/app/src/main/jni/android_config.h

@@ -19,9 +19,9 @@ protected:
     void ReadAndroidUIValues();
     void ReadHidbusValues() override {}
     void ReadDebugControlValues() override {}
-    void ReadPathValues() override {}
+    void ReadPathValues() override;
     void ReadShortcutValues() override {}
-    void ReadUIValues() override {}
+    void ReadUIValues() override;
     void ReadUIGamelistValues() override {}
     void ReadUILayoutValues() override {}
     void ReadMultiplayerValues() override {}
@@ -30,9 +30,9 @@ protected:
     void SaveAndroidUIValues();
     void SaveHidbusValues() override {}
     void SaveDebugControlValues() override {}
-    void SavePathValues() override {}
+    void SavePathValues() override;
     void SaveShortcutValues() override {}
-    void SaveUIValues() override {}
+    void SaveUIValues() override;
     void SaveUIGamelistValues() override {}
     void SaveUILayoutValues() override {}
     void SaveMultiplayerValues() override {}

src/android/app/src/main/jni/android_settings.h

@@ -9,9 +9,17 @@
 
 namespace AndroidSettings {
 
+struct GameDir {
+    std::string path;
+    bool deep_scan = false;
+};
+
 struct Values {
     Settings::Linkage linkage;
 
+    // Path settings
+    std::vector<GameDir> game_dirs;
+
     // Android
     Settings::Setting<bool> picture_in_picture{linkage, false, "picture_in_picture",
                                                Settings::Category::Android};

src/android/app/src/main/jni/id_cache.cpp

@@ -13,6 +13,8 @@ static JavaVM* s_java_vm;
 static jclass s_native_library_class;
 static jclass s_disk_cache_progress_class;
 static jclass s_load_callback_stage_class;
+static jclass s_game_dir_class;
+static jmethodID s_game_dir_constructor;
 static jmethodID s_exit_emulation_activity;
 static jmethodID s_disk_cache_load_progress;
 static jmethodID s_on_emulation_started;
@@ -53,6 +55,14 @@ jclass GetDiskCacheLoadCallbackStageClass() {
     return s_load_callback_stage_class;
 }
 
+jclass GetGameDirClass() {
+    return s_game_dir_class;
+}
+
+jmethodID GetGameDirConstructor() {
+    return s_game_dir_constructor;
+}
+
 jmethodID GetExitEmulationActivity() {
     return s_exit_emulation_activity;
 }
@@ -90,6 +100,11 @@ jint JNI_OnLoad(JavaVM* vm, void* reserved) {
     s_load_callback_stage_class = reinterpret_cast<jclass>(env->NewGlobalRef(env->FindClass(
         "org/yuzu/yuzu_emu/disk_shader_cache/DiskShaderCacheProgress$LoadCallbackStage")));
 
+    const jclass game_dir_class = env->FindClass("org/yuzu/yuzu_emu/model/GameDir");
+    s_game_dir_class = reinterpret_cast<jclass>(env->NewGlobalRef(game_dir_class));
+    s_game_dir_constructor = env->GetMethodID(game_dir_class, "<init>", "(Ljava/lang/String;Z)V");
+    env->DeleteLocalRef(game_dir_class);
+
     // Initialize methods
     s_exit_emulation_activity =
         env->GetStaticMethodID(s_native_library_class, "exitEmulationActivity", "(I)V");
@@ -120,6 +135,7 @@ void JNI_OnUnload(JavaVM* vm, void* reserved) {
     env->DeleteGlobalRef(s_native_library_class);
     env->DeleteGlobalRef(s_disk_cache_progress_class);
     env->DeleteGlobalRef(s_load_callback_stage_class);
+    env->DeleteGlobalRef(s_game_dir_class);
 
     // UnInitialize applets
     SoftwareKeyboard::CleanupJNI(env);

src/android/app/src/main/jni/id_cache.h

@@ -13,6 +13,8 @@ JNIEnv* GetEnvForThread();
 jclass GetNativeLibraryClass();
 jclass GetDiskCacheProgressClass();
 jclass GetDiskCacheLoadCallbackStageClass();
+jclass GetGameDirClass();
+jmethodID GetGameDirConstructor();
 jmethodID GetExitEmulationActivity();
 jmethodID GetDiskCacheLoadProgress();
 jmethodID GetOnEmulationStarted();

src/android/app/src/main/jni/native_config.cpp

@@ -11,6 +11,7 @@
 #include "common/settings.h"
 #include "frontend_common/config.h"
 #include "jni/android_common/android_common.h"
+#include "jni/id_cache.h"
 
 std::unique_ptr<AndroidConfig> config;
 
@@ -253,4 +254,55 @@ jstring Java_org_yuzu_yuzu_1emu_utils_NativeConfig_getPairedSettingKey(JNIEnv* e
     return ToJString(env, setting->PairedSetting()->GetLabel());
 }
 
+jobjectArray Java_org_yuzu_yuzu_1emu_utils_NativeConfig_getGameDirs(JNIEnv* env, jobject obj) {
+    jclass gameDirClass = IDCache::GetGameDirClass();
+    jmethodID gameDirConstructor = IDCache::GetGameDirConstructor();
+    jobjectArray jgameDirArray =
+        env->NewObjectArray(AndroidSettings::values.game_dirs.size(), gameDirClass, nullptr);
+    for (size_t i = 0; i < AndroidSettings::values.game_dirs.size(); ++i) {
+        jobject jgameDir =
+            env->NewObject(gameDirClass, gameDirConstructor,
+                           ToJString(env, AndroidSettings::values.game_dirs[i].path),
+                           static_cast<jboolean>(AndroidSettings::values.game_dirs[i].deep_scan));
+        env->SetObjectArrayElement(jgameDirArray, i, jgameDir);
+    }
+    return jgameDirArray;
+}
+
+void Java_org_yuzu_yuzu_1emu_utils_NativeConfig_setGameDirs(JNIEnv* env, jobject obj,
+                                                            jobjectArray gameDirs) {
+    AndroidSettings::values.game_dirs.clear();
+    int size = env->GetArrayLength(gameDirs);
+
+    if (size == 0) {
+        return;
+    }
+
+    jobject dir = env->GetObjectArrayElement(gameDirs, 0);
+    jclass gameDirClass = IDCache::GetGameDirClass();
+    jfieldID uriStringField = env->GetFieldID(gameDirClass, "uriString", "Ljava/lang/String;");
+    jfieldID deepScanBooleanField = env->GetFieldID(gameDirClass, "deepScan", "Z");
+    for (int i = 0; i < size; ++i) {
+        dir = env->GetObjectArrayElement(gameDirs, i);
+        jstring juriString = static_cast<jstring>(env->GetObjectField(dir, uriStringField));
+        jboolean jdeepScanBoolean = env->GetBooleanField(dir, deepScanBooleanField);
+        std::string uriString = GetJString(env, juriString);
+        AndroidSettings::values.game_dirs.push_back(
+            AndroidSettings::GameDir{uriString, static_cast<bool>(jdeepScanBoolean)});
+    }
+}
+
+void Java_org_yuzu_yuzu_1emu_utils_NativeConfig_addGameDir(JNIEnv* env, jobject obj,
+                                                           jobject gameDir) {
+    jclass gameDirClass = IDCache::GetGameDirClass();
+    jfieldID uriStringField = env->GetFieldID(gameDirClass, "uriString", "Ljava/lang/String;");
+    jfieldID deepScanBooleanField = env->GetFieldID(gameDirClass, "deepScan", "Z");
+
+    jstring juriString = static_cast<jstring>(env->GetObjectField(gameDir, uriStringField));
+    jboolean jdeepScanBoolean = env->GetBooleanField(gameDir, deepScanBooleanField);
+    std::string uriString = GetJString(env, juriString);
+    AndroidSettings::values.game_dirs.push_back(
+        AndroidSettings::GameDir{uriString, static_cast<bool>(jdeepScanBoolean)});
+}
+
 } // extern "C"

src/android/app/src/main/res/layout/card_folder.xml

@@ -0,0 +1,70 @@
+<?xml version="1.0" encoding="utf-8"?>
+<com.google.android.material.card.MaterialCardView xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    style="?attr/materialCardViewOutlinedStyle"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:layout_marginHorizontal="16dp"
+    android:layout_marginVertical="12dp"
+    android:focusable="true">
+
+    <androidx.constraintlayout.widget.ConstraintLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:orientation="horizontal"
+        android:padding="16dp"
+        android:layout_gravity="center_vertical"
+        android:animateLayoutChanges="true">
+
+        <com.google.android.material.textview.MaterialTextView
+            android:id="@+id/path"
+            style="@style/TextAppearance.Material3.BodyLarge"
+            android:layout_width="0dp"
+            android:layout_height="wrap_content"
+            android:layout_gravity="center_vertical|start"
+            android:ellipsize="none"
+            android:marqueeRepeatLimit="marquee_forever"
+            android:requiresFadingEdge="horizontal"
+            android:singleLine="true"
+            android:textAlignment="viewStart"
+            app:layout_constraintBottom_toBottomOf="parent"
+            app:layout_constraintEnd_toStartOf="@+id/button_layout"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toTopOf="parent"
+            tools:text="@string/select_gpu_driver_default" />
+
+        <LinearLayout
+            android:id="@+id/button_layout"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:orientation="horizontal"
+            app:layout_constraintBottom_toBottomOf="parent"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintTop_toTopOf="parent">
+
+            <Button
+                android:id="@+id/button_edit"
+                style="@style/Widget.Material3.Button.IconButton"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:contentDescription="@string/delete"
+                android:tooltipText="@string/edit"
+                app:icon="@drawable/ic_edit"
+                app:iconTint="?attr/colorControlNormal" />
+
+            <Button
+                android:id="@+id/button_delete"
+                style="@style/Widget.Material3.Button.IconButton"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:contentDescription="@string/delete"
+                android:tooltipText="@string/delete"
+                app:icon="@drawable/ic_delete"
+                app:iconTint="?attr/colorControlNormal" />
+
+        </LinearLayout>
+
+    </androidx.constraintlayout.widget.ConstraintLayout>
+
+</com.google.android.material.card.MaterialCardView>

src/android/app/src/main/res/layout/dialog_add_folder.xml

@@ -0,0 +1,45 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:padding="24dp"
+    android:orientation="vertical">
+
+    <com.google.android.material.textview.MaterialTextView
+        android:id="@+id/path"
+        style="@style/TextAppearance.Material3.BodyLarge"
+        android:layout_width="match_parent"
+        android:layout_height="0dp"
+        android:layout_gravity="center_vertical|start"
+        android:layout_weight="1"
+        android:ellipsize="marquee"
+        android:marqueeRepeatLimit="marquee_forever"
+        android:requiresFadingEdge="horizontal"
+        android:singleLine="true"
+        android:textAlignment="viewStart"
+        tools:text="folder/folder/folder/folder" />
+
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:orientation="horizontal"
+        android:paddingTop="8dp">
+
+        <com.google.android.material.textview.MaterialTextView
+            style="@style/TextAppearance.Material3.BodyMedium"
+            android:layout_width="0dp"
+            android:layout_height="wrap_content"
+            android:layout_gravity="center_vertical|start"
+            android:layout_weight="1"
+            android:text="@string/deep_scan"
+            android:textAlignment="viewStart" />
+
+        <com.google.android.material.checkbox.MaterialCheckBox
+            android:id="@+id/deep_scan_switch"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content" />
+
+    </LinearLayout>
+
+</LinearLayout>

src/android/app/src/main/res/layout/dialog_folder_properties.xml

@@ -0,0 +1,30 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:padding="24dp"
+    android:orientation="vertical">
+
+    <LinearLayout
+        android:id="@+id/deep_scan_layout"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:orientation="horizontal">
+
+        <com.google.android.material.textview.MaterialTextView
+            style="@style/TextAppearance.Material3.BodyMedium"
+            android:layout_width="0dp"
+            android:layout_height="wrap_content"
+            android:layout_gravity="center_vertical|start"
+            android:layout_weight="1"
+            android:text="@string/deep_scan"
+            android:textAlignment="viewStart" />
+
+        <com.google.android.material.checkbox.MaterialCheckBox
+            android:id="@+id/deep_scan_switch"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content" />
+
+    </LinearLayout>
+
+</LinearLayout>

src/android/app/src/main/res/layout/fragment_folders.xml

@@ -0,0 +1,48 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    android:id="@+id/coordinator_folders"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:background="?attr/colorSurface">
+
+    <androidx.coordinatorlayout.widget.CoordinatorLayout
+        android:layout_width="match_parent"
+        android:layout_height="match_parent">
+
+        <com.google.android.material.appbar.AppBarLayout
+            android:id="@+id/appbar_folders"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:fitsSystemWindows="true"
+            app:liftOnScrollTargetViewId="@id/list_folders">
+
+            <com.google.android.material.appbar.MaterialToolbar
+                android:id="@+id/toolbar_folders"
+                android:layout_width="match_parent"
+                android:layout_height="?attr/actionBarSize"
+                app:navigationIcon="@drawable/ic_back"
+                app:title="@string/game_folders" />
+
+        </com.google.android.material.appbar.AppBarLayout>
+
+        <androidx.recyclerview.widget.RecyclerView
+            android:id="@+id/list_folders"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:clipToPadding="false"
+            app:layout_behavior="@string/appbar_scrolling_view_behavior" />
+
+    </androidx.coordinatorlayout.widget.CoordinatorLayout>
+
+    <com.google.android.material.floatingactionbutton.FloatingActionButton
+        android:id="@+id/button_add"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_gravity="bottom|end"
+        android:contentDescription="@string/add_games"
+        app:srcCompat="@drawable/ic_add"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent" />
+
+</androidx.constraintlayout.widget.ConstraintLayout>

src/android/app/src/main/res/navigation/home_navigation.xml

@@ -28,6 +28,9 @@
         <action
             android:id="@+id/action_homeSettingsFragment_to_appletLauncherFragment"
             app:destination="@id/appletLauncherFragment" />
+        <action
+            android:id="@+id/action_homeSettingsFragment_to_gameFoldersFragment"
+            app:destination="@id/gameFoldersFragment" />
     </fragment>
 
     <fragment
@@ -117,5 +120,9 @@
         android:id="@+id/cabinetLauncherDialogFragment"
         android:name="org.yuzu.yuzu_emu.fragments.CabinetLauncherDialogFragment"
         android:label="CabinetLauncherDialogFragment" />
+    <fragment
+        android:id="@+id/gameFoldersFragment"
+        android:name="org.yuzu.yuzu_emu.fragments.GameFoldersFragment"
+        android:label="GameFoldersFragment" />
 
 </navigation>

src/android/app/src/main/res/values/dimens.xml

@@ -13,7 +13,7 @@
     <dimen name="menu_width">256dp</dimen>
     <dimen name="card_width">165dp</dimen>
     <dimen name="icon_inset">24dp</dimen>
-    <dimen name="spacing_bottom_list_fab">72dp</dimen>
+    <dimen name="spacing_bottom_list_fab">76dp</dimen>
     <dimen name="spacing_fab">24dp</dimen>
 
     <dimen name="dialog_margin">20dp</dimen>

src/android/app/src/main/res/values/strings.xml

@@ -38,6 +38,7 @@
     <string name="empty_gamelist">No files were found or no game directory has been selected yet.</string>
     <string name="search_and_filter_games">Search and filter games</string>
     <string name="select_games_folder">Select games folder</string>
+    <string name="manage_game_folders">Manage game folders</string>
     <string name="select_games_folder_description">Allows yuzu to populate the games list</string>
     <string name="add_games_warning">Skip selecting games folder?</string>
     <string name="add_games_warning_description">Games won\'t be displayed in the Games list if a folder isn\'t selected.</string>
@@ -124,6 +125,11 @@
     <string name="manage_yuzu_data_description">Import/export firmware, keys, user data, and more!</string>
     <string name="share_save_file">Share save file</string>
     <string name="export_save_failed">Failed to export save</string>
+    <string name="game_folders">Game folders</string>
+    <string name="deep_scan">Deep scan</string>
+    <string name="add_game_folder">Add game folder</string>
+    <string name="folder_already_added">This folder was already added!</string>
+    <string name="game_folder_properties">Game folder properties</string>
 
     <!-- Applet launcher strings -->
     <string name="applets">Applet launcher</string>
@@ -258,6 +264,7 @@
     <string name="cancelling">Cancelling</string>
     <string name="install">Install</string>
     <string name="delete">Delete</string>
+    <string name="edit">Edit</string>
     <string name="export_success">Exported successfully</string>
 
     <!-- GPU driver installation -->

src/common/CMakeLists.txt

@@ -199,7 +199,7 @@ if(ARCHITECTURE_x86_64)
     target_link_libraries(common PRIVATE xbyak::xbyak)
 endif()
 
-if (ARCHITECTURE_arm64 AND (ANDROID OR LINUX))
+if (HAS_NCE)
     target_sources(common
         PRIVATE
             arm64/native_clock.cpp

src/common/settings.h

@@ -182,7 +182,7 @@ struct Values {
     // Cpu
     SwitchableSetting<CpuBackend, true> cpu_backend{
         linkage,         CpuBackend::Dynarmic, CpuBackend::Dynarmic,
-#ifdef ARCHITECTURE_arm64
+#ifdef HAS_NCE
         CpuBackend::Nce,
 #else
                                                     CpuBackend::Dynarmic,

src/common/wall_clock.cpp

@@ -10,7 +10,7 @@
 #include "common/x64/rdtsc.h"
 #endif
 
-#if defined(ARCHITECTURE_arm64) && defined(__linux__)
+#ifdef HAS_NCE
 #include "common/arm64/native_clock.h"
 #endif
 
@@ -68,7 +68,7 @@ std::unique_ptr<WallClock> CreateOptimalClock() {
         // - Is not more precise than 1 GHz (1ns resolution)
         return std::make_unique<StandardWallClock>();
     }
-#elif defined(ARCHITECTURE_arm64) && defined(__linux__)
+#elif defined(HAS_NCE)
     return std::make_unique<Arm64::NativeClock>();
 #else
     return std::make_unique<StandardWallClock>();

src/core/CMakeLists.txt

@@ -926,8 +926,7 @@ if (ENABLE_WEB_SERVICE)
     target_link_libraries(core PRIVATE web_service)
 endif()
 
-if (ARCHITECTURE_arm64 AND (ANDROID OR ${CMAKE_SYSTEM_NAME} STREQUAL "Linux"))
-    target_compile_definitions(core PRIVATE -DHAS_NCE)
+if (HAS_NCE)
     enable_language(C ASM)
     set(CMAKE_ASM_FLAGS "${CFLAGS} -x assembler-with-cpp")
 

src/core/frontend/emu_window.h

@@ -167,6 +167,11 @@ protected:
      */
     std::pair<f32, f32> MapToTouchScreen(u32 framebuffer_x, u32 framebuffer_y) const;
 
+    /**
+     * Clip the provided coordinates to be inside the touchscreen area.
+     */
+    std::pair<u32, u32> ClipToTouchScreen(u32 new_x, u32 new_y) const;
+
     WindowSystemInfo window_info;
 
     bool strict_context_required = false;
@@ -181,11 +186,6 @@ private:
         // By default, ignore this request and do nothing.
     }
 
-    /**
-     * Clip the provided coordinates to be inside the touchscreen area.
-     */
-    std::pair<u32, u32> ClipToTouchScreen(u32 new_x, u32 new_y) const;
-
     Layout::FramebufferLayout framebuffer_layout; ///< Current framebuffer layout
 
     u32 client_area_width;  ///< Current client width, should be set by window impl.

src/core/hle/service/am/applets/applet_cabinet.cpp

@@ -131,7 +131,7 @@ void Cabinet::DisplayCompleted(bool apply_changes, std::string_view amiibo_name)
         nfp_device->DeleteApplicationArea();
         break;
     case Service::NFP::CabinetMode::StartRestorer:
-        nfp_device->RestoreAmiibo();
+        nfp_device->Restore();
         break;
     case Service::NFP::CabinetMode::StartFormatter:
         nfp_device->Format();

src/core/hle/service/mii/types/ver3_store_data.cpp

@@ -98,7 +98,7 @@ void Ver3StoreData::BuildToStoreData(StoreData& out_store_data) const {
 }
 
 void Ver3StoreData::BuildFromStoreData(const StoreData& store_data) {
-    version = 1;
+    version = 3;
     mii_information.gender.Assign(static_cast<u8>(store_data.GetGender()));
     mii_information.favorite_color.Assign(static_cast<u8>(store_data.GetFavoriteColor()));
     height = store_data.GetHeight();

src/core/hle/service/nfc/common/device.cpp

@@ -401,6 +401,12 @@ Result NfcDevice::SendCommandByPassThrough(const Time::Clock::TimeSpanType& time
 }
 
 Result NfcDevice::Mount(NFP::ModelType model_type, NFP::MountTarget mount_target_) {
+    bool is_corrupted = false;
+
+    if (model_type != NFP::ModelType::Amiibo) {
+        return ResultInvalidArgument;
+    }
+
     if (device_state != DeviceState::TagFound) {
         LOG_ERROR(Service_NFP, "Wrong device state {}", device_state);
         return ResultWrongDeviceState;
@@ -420,26 +426,32 @@ Result NfcDevice::Mount(NFP::ModelType model_type, NFP::MountTarget mount_target
     if (is_plain_amiibo) {
         std::vector<u8> data(sizeof(NFP::NTAG215File));
         memcpy(data.data(), &tag_data, sizeof(tag_data));
-        WriteBackupData(tag_data.uid, data);
-
-        device_state = DeviceState::TagMounted;
-        mount_target = mount_target_;
-        return ResultSuccess;
     }
 
-    if (!NFP::AmiiboCrypto::DecodeAmiibo(encrypted_tag_data, tag_data)) {
-        bool has_backup = HasBackup(encrypted_tag_data.uuid).IsSuccess();
-        LOG_ERROR(Service_NFP, "Can't decode amiibo, has_backup= {}", has_backup);
-        return has_backup ? ResultCorruptedDataWithBackup : ResultCorruptedData;
+    if (!is_plain_amiibo && !NFP::AmiiboCrypto::DecodeAmiibo(encrypted_tag_data, tag_data)) {
+        LOG_ERROR(Service_NFP, "Can't decode amiibo");
+        is_corrupted = true;
     }
 
-    std::vector<u8> data(sizeof(NFP::EncryptedNTAG215File));
-    memcpy(data.data(), &encrypted_tag_data, sizeof(encrypted_tag_data));
-    WriteBackupData(encrypted_tag_data.uuid, data);
+    if (tag_data.settings.settings.amiibo_initialized && !tag_data.owner_mii.IsValid()) {
+        LOG_ERROR(Service_NFP, "Invalid mii data");
+        is_corrupted = true;
+    }
+
+    if (!is_corrupted) {
+        std::vector<u8> data(sizeof(NFP::EncryptedNTAG215File));
+        memcpy(data.data(), &encrypted_tag_data, sizeof(encrypted_tag_data));
+        WriteBackupData(encrypted_tag_data.uuid, data);
+    }
 
     device_state = DeviceState::TagMounted;
     mount_target = mount_target_;
 
+    if (is_corrupted) {
+        bool has_backup = HasBackup(encrypted_tag_data.uuid).IsSuccess();
+        return has_backup ? ResultCorruptedDataWithBackup : ResultCorruptedData;
+    }
+
     return ResultSuccess;
 }
 
@@ -606,6 +618,17 @@ Result NfcDevice::Restore() {
         }
     }
 
+    // Restore mii data in case is corrupted by previous instances of yuzu
+    if (tag_data.settings.settings.amiibo_initialized && !tag_data.owner_mii.IsValid()) {
+        LOG_ERROR(Service_NFP, "Regenerating mii data");
+        Mii::StoreData new_mii{};
+        new_mii.BuildRandom(Mii::Age::All, Mii::Gender::All, Mii::Race::All);
+        new_mii.SetNickname({u'y', u'u', u'z', u'u', u'\0'});
+
+        tag_data.owner_mii.BuildFromStoreData(new_mii);
+        tag_data.mii_extension.SetFromStoreData(new_mii);
+    }
+
     // Overwrite tag contents with backup and mount the tag
     tag_data = temporary_tag_data;
     encrypted_tag_data = temporary_encrypted_tag_data;
@@ -851,25 +874,6 @@ Result NfcDevice::SetRegisterInfoPrivate(const NFP::RegisterInfoPrivate& registe
     return Flush();
 }
 
-Result NfcDevice::RestoreAmiibo() {
-    if (device_state != DeviceState::TagMounted) {
-        LOG_ERROR(Service_NFP, "Wrong device state {}", device_state);
-        if (device_state == DeviceState::TagRemoved) {
-            return ResultTagRemoved;
-        }
-        return ResultWrongDeviceState;
-    }
-
-    if (mount_target == NFP::MountTarget::None || mount_target == NFP::MountTarget::Rom) {
-        LOG_ERROR(Service_NFP, "Amiibo is read only", device_state);
-        return ResultWrongDeviceState;
-    }
-
-    // TODO: Load amiibo from backup on system
-    LOG_ERROR(Service_NFP, "Not Implemented");
-    return ResultSuccess;
-}
-
 Result NfcDevice::Format() {
     Result result = ResultSuccess;
 
@@ -877,7 +881,9 @@ Result NfcDevice::Format() {
         result = Mount(NFP::ModelType::Amiibo, NFP::MountTarget::All);
     }
 
-    if (result.IsError()) {
+    // We are formatting all data. Corruption is not an issue.
+    if (result.IsError() &&
+        (result != ResultCorruptedData && result != ResultCorruptedDataWithBackup)) {
         return result;
     }
 

src/core/hle/service/nfc/common/device.h

@@ -68,7 +68,6 @@ public:
 
     Result DeleteRegisterInfo();
     Result SetRegisterInfoPrivate(const NFP::RegisterInfoPrivate& register_info);
-    Result RestoreAmiibo();
     Result Format();
 
     Result OpenApplicationArea(u32 access_id);

src/frontend_common/config.cpp

@@ -924,12 +924,14 @@ std::string Config::AdjustOutputString(const std::string& string) {
 
     // Windows requires that two forward slashes are used at the start of a path for unmapped
     // network drives so we have to watch for that here
+#ifndef ANDROID
     if (string.substr(0, 2) == "//") {
         boost::replace_all(adjusted_string, "//", "/");
         adjusted_string.insert(0, "/");
     } else {
         boost::replace_all(adjusted_string, "//", "/");
     }
+#endif
 
     // Needed for backwards compatibility with QSettings deserialization
     for (const auto& special_character : special_characters) {

src/yuzu/bootmanager.cpp

@@ -30,7 +30,6 @@
 #include <QSize>
 #include <QStringLiteral>
 #include <QSurfaceFormat>
-#include <QTimer>
 #include <QWindow>
 #include <QtCore/qobjectdefs.h>
 
@@ -66,6 +65,8 @@ class QObject;
 class QPaintEngine;
 class QSurface;
 
+constexpr int default_mouse_constrain_timeout = 10;
+
 EmuThread::EmuThread(Core::System& system) : m_system{system} {}
 
 EmuThread::~EmuThread() = default;
@@ -304,6 +305,9 @@ GRenderWindow::GRenderWindow(GMainWindow* parent, EmuThread* emu_thread_,
             Qt::QueuedConnection);
     connect(this, &GRenderWindow::ExitSignal, parent, &GMainWindow::OnExit, Qt::QueuedConnection);
     connect(this, &GRenderWindow::TasPlaybackStateChanged, parent, &GMainWindow::OnTasStateChanged);
+
+    mouse_constrain_timer.setInterval(default_mouse_constrain_timeout);
+    connect(&mouse_constrain_timer, &QTimer::timeout, this, &GRenderWindow::ConstrainMouse);
 }
 
 void GRenderWindow::ExecuteProgram(std::size_t program_index) {
@@ -393,6 +397,22 @@ void GRenderWindow::closeEvent(QCloseEvent* event) {
     QWidget::closeEvent(event);
 }
 
+void GRenderWindow::leaveEvent(QEvent* event) {
+    if (Settings::values.mouse_panning) {
+        const QRect& rect = QWidget::geometry();
+        QPoint position = QCursor::pos();
+
+        qint32 x = qBound(rect.left(), position.x(), rect.right());
+        qint32 y = qBound(rect.top(), position.y(), rect.bottom());
+        // Only start the timer if the mouse has left the window bound.
+        // The leave event is also triggered when the window looses focus.
+        if (x != position.x() || y != position.y()) {
+            mouse_constrain_timer.start();
+        }
+        event->accept();
+    }
+}
+
 int GRenderWindow::QtKeyToSwitchKey(Qt::Key qt_key) {
     static constexpr std::array<std::pair<Qt::Key, Settings::NativeKeyboard::Keys>, 106> key_map = {
         std::pair<Qt::Key, Settings::NativeKeyboard::Keys>{Qt::Key_A, Settings::NativeKeyboard::A},
@@ -658,10 +678,19 @@ void GRenderWindow::mouseMoveEvent(QMouseEvent* event) {
     input_subsystem->GetMouse()->TouchMove(touch_x, touch_y);
     input_subsystem->GetMouse()->Move(pos.x(), pos.y(), center_x, center_y);
 
+    // Center mouse for mouse panning
     if (Settings::values.mouse_panning && !Settings::values.mouse_enabled) {
         QCursor::setPos(mapToGlobal(QPoint{center_x, center_y}));
     }
 
+    // Constrain mouse for mouse emulation with mouse panning
+    if (Settings::values.mouse_panning && Settings::values.mouse_enabled) {
+        const auto [clamped_mouse_x, clamped_mouse_y] = ClipToTouchScreen(x, y);
+        QCursor::setPos(mapToGlobal(
+            QPoint{static_cast<int>(clamped_mouse_x), static_cast<int>(clamped_mouse_y)}));
+    }
+
+    mouse_constrain_timer.stop();
     emit MouseActivity();
 }
 
@@ -675,6 +704,31 @@ void GRenderWindow::mouseReleaseEvent(QMouseEvent* event) {
     input_subsystem->GetMouse()->ReleaseButton(button);
 }
 
+void GRenderWindow::ConstrainMouse() {
+    if (emu_thread == nullptr || !Settings::values.mouse_panning) {
+        mouse_constrain_timer.stop();
+        return;
+    }
+    if (!this->isActiveWindow()) {
+        mouse_constrain_timer.stop();
+        return;
+    }
+
+    if (Settings::values.mouse_enabled) {
+        const auto pos = mapFromGlobal(QCursor::pos());
+        const int new_pos_x = std::clamp(pos.x(), 0, width());
+        const int new_pos_y = std::clamp(pos.y(), 0, height());
+
+        QCursor::setPos(mapToGlobal(QPoint{new_pos_x, new_pos_y}));
+        return;
+    }
+
+    const int center_x = width() / 2;
+    const int center_y = height() / 2;
+
+    QCursor::setPos(mapToGlobal(QPoint{center_x, center_y}));
+}
+
 void GRenderWindow::wheelEvent(QWheelEvent* event) {
     const int x = event->angleDelta().x();
     const int y = event->angleDelta().y();

src/yuzu/bootmanager.h

@@ -17,6 +17,7 @@
 #include <QString>
 #include <QStringList>
 #include <QThread>
+#include <QTimer>
 #include <QWidget>
 #include <qglobal.h>
 #include <qnamespace.h>
@@ -38,7 +39,6 @@ class QMouseEvent;
 class QObject;
 class QResizeEvent;
 class QShowEvent;
-class QTimer;
 class QTouchEvent;
 class QWheelEvent;
 
@@ -166,6 +166,7 @@ public:
     std::pair<u32, u32> ScaleTouch(const QPointF& pos) const;
 
     void closeEvent(QCloseEvent* event) override;
+    void leaveEvent(QEvent* event) override;
 
     void resizeEvent(QResizeEvent* event) override;
 
@@ -229,6 +230,7 @@ private:
     void TouchBeginEvent(const QTouchEvent* event);
     void TouchUpdateEvent(const QTouchEvent* event);
     void TouchEndEvent();
+    void ConstrainMouse();
 
     void RequestCameraCapture();
     void OnCameraCapture(int requestId, const QImage& img);
@@ -268,6 +270,8 @@ private:
     std::unique_ptr<QTimer> camera_timer;
 #endif
 
+    QTimer mouse_constrain_timer;
+
     Core::System& system;
 
 protected:

src/yuzu/configuration/configure_cpu.cpp

@@ -27,6 +27,13 @@ ConfigureCpu::ConfigureCpu(const Core::System& system_,
 
     connect(accuracy_combobox, qOverload<int>(&QComboBox::currentIndexChanged), this,
             &ConfigureCpu::UpdateGroup);
+
+    connect(backend_combobox, qOverload<int>(&QComboBox::currentIndexChanged), this,
+            &ConfigureCpu::UpdateGroup);
+
+#ifdef HAS_NCE
+    ui->backend_group->setVisible(true);
+#endif
 }
 
 ConfigureCpu::~ConfigureCpu() = default;
@@ -34,6 +41,7 @@ ConfigureCpu::~ConfigureCpu() = default;
 void ConfigureCpu::SetConfiguration() {}
 void ConfigureCpu::Setup(const ConfigurationShared::Builder& builder) {
     auto* accuracy_layout = ui->widget_accuracy->layout();
+    auto* backend_layout = ui->widget_backend->layout();
     auto* unsafe_layout = ui->unsafe_widget->layout();
     std::map<u32, QWidget*> unsafe_hold{};
 
@@ -62,6 +70,9 @@ void ConfigureCpu::Setup(const ConfigurationShared::Builder& builder) {
             // Keep track of cpu_accuracy combobox to display/hide the unsafe settings
             accuracy_layout->addWidget(widget);
             accuracy_combobox = widget->combobox;
+        } else if (setting->Id() == Settings::values.cpu_backend.Id()) {
+            backend_layout->addWidget(widget);
+            backend_combobox = widget->combobox;
         } else {
             // Presently, all other settings here are unsafe checkboxes
             unsafe_hold.insert({setting->Id(), widget});
@@ -73,6 +84,7 @@ void ConfigureCpu::Setup(const ConfigurationShared::Builder& builder) {
     }
 
     UpdateGroup(accuracy_combobox->currentIndex());
+    UpdateGroup(backend_combobox->currentIndex());
 }
 
 void ConfigureCpu::UpdateGroup(int index) {

src/yuzu/configuration/configure_cpu.h

@@ -49,4 +49,5 @@ private:
     std::vector<std::function<void(bool)>> apply_funcs{};
 
     QComboBox* accuracy_combobox;
+    QComboBox* backend_combobox;
 };

src/yuzu/configuration/configure_cpu.ui

@@ -59,6 +59,36 @@
        </layout>
       </widget>
      </item>
+     <item>
+      <widget class="QGroupBox" name="backend_group">
+       <property name="title">
+        <string>CPU Backend</string>
+       </property>
+       <layout class="QVBoxLayout">
+        <item>
+         <widget class="QWidget" name="widget_backend" native="true">
+          <layout class="QVBoxLayout" name="verticalLayout1">
+           <property name="leftMargin">
+            <number>0</number>
+           </property>
+           <property name="topMargin">
+            <number>0</number>
+           </property>
+           <property name="rightMargin">
+            <number>0</number>
+           </property>
+           <property name="bottomMargin">
+            <number>0</number>
+           </property>
+          </layout>
+         </widget>
+        </item>
+       </layout>
+       <property name="visible">
+        <bool>false</bool>
+       </property>
+      </widget>
+     </item>
      <item>
       <widget class="QGroupBox" name="unsafe_group">
        <property name="title">

src/yuzu/configuration/shared_translation.cpp

@@ -44,6 +44,7 @@ std::unique_ptr<TranslationMap> InitializeTranslations(QWidget* parent) {
 
     // Cpu
     INSERT(Settings, cpu_accuracy, tr("Accuracy:"), QStringLiteral());
+    INSERT(Settings, cpu_backend, tr("Backend:"), QStringLiteral());
 
     // Cpu Debug
 
@@ -240,6 +241,11 @@ std::unique_ptr<ComboboxTranslationMap> ComboboxEnumeration(QWidget* parent) {
              PAIR(CpuAccuracy, Unsafe, tr("Unsafe")),
              PAIR(CpuAccuracy, Paranoid, tr("Paranoid (disables most optimizations)")),
          }});
+    translations->insert({Settings::EnumMetadata<Settings::CpuBackend>::Index(),
+                          {
+                              PAIR(CpuBackend, Dynarmic, tr("Dynarmic")),
+                              PAIR(CpuBackend, Nce, tr("NCE")),
+                          }});
     translations->insert({Settings::EnumMetadata<Settings::FullscreenMode>::Index(),
                           {
                               PAIR(FullscreenMode, Borderless, tr("Borderless Windowed")),

src/yuzu/main.cpp

@@ -187,7 +187,6 @@ __declspec(dllexport) int AmdPowerXpressRequestHighPerformance = 1;
 #endif
 
 constexpr int default_mouse_hide_timeout = 2500;
-constexpr int default_mouse_center_timeout = 10;
 constexpr int default_input_update_timeout = 1;
 
 constexpr size_t CopyBufferSize = 1_MiB;
@@ -437,9 +436,6 @@ GMainWindow::GMainWindow(std::unique_ptr<QtConfig> config_, bool has_broken_vulk
     connect(&mouse_hide_timer, &QTimer::timeout, this, &GMainWindow::HideMouseCursor);
     connect(ui->menubar, &QMenuBar::hovered, this, &GMainWindow::ShowMouseCursor);
 
-    mouse_center_timer.setInterval(default_mouse_center_timeout);
-    connect(&mouse_center_timer, &QTimer::timeout, this, &GMainWindow::CenterMouseCursor);
-
     update_input_timer.setInterval(default_input_update_timeout);
     connect(&update_input_timer, &QTimer::timeout, this, &GMainWindow::UpdateInputDrivers);
     update_input_timer.start();
@@ -1376,14 +1372,6 @@ void GMainWindow::InitializeHotkeys() {
         }
     });
     connect_shortcut(QStringLiteral("Toggle Mouse Panning"), [&] {
-        if (Settings::values.mouse_enabled) {
-            Settings::values.mouse_panning = false;
-            QMessageBox::warning(
-                this, tr("Emulated mouse is enabled"),
-                tr("Real mouse input and mouse panning are incompatible. Please disable the "
-                   "emulated mouse in input advanced settings to allow mouse panning."));
-            return;
-        }
         Settings::values.mouse_panning = !Settings::values.mouse_panning;
         if (Settings::values.mouse_panning) {
             render_window->installEventFilter(render_window);
@@ -4711,26 +4699,10 @@ void GMainWindow::ShowMouseCursor() {
     }
 }
 
-void GMainWindow::CenterMouseCursor() {
-    if (emu_thread == nullptr || !Settings::values.mouse_panning) {
-        mouse_center_timer.stop();
-        return;
-    }
-    if (!this->isActiveWindow()) {
-        mouse_center_timer.stop();
-        return;
-    }
-    const int center_x = render_window->width() / 2;
-    const int center_y = render_window->height() / 2;
-
-    QCursor::setPos(mapToGlobal(QPoint{center_x, center_y}));
-}
-
 void GMainWindow::OnMouseActivity() {
     if (!Settings::values.mouse_panning) {
         ShowMouseCursor();
     }
-    mouse_center_timer.stop();
 }
 
 void GMainWindow::OnReinitializeKeys(ReinitializeKeyBehavior behavior) {
@@ -5031,22 +5003,6 @@ void GMainWindow::dragMoveEvent(QDragMoveEvent* event) {
     AcceptDropEvent(event);
 }
 
-void GMainWindow::leaveEvent(QEvent* event) {
-    if (Settings::values.mouse_panning) {
-        const QRect& rect = geometry();
-        QPoint position = QCursor::pos();
-
-        qint32 x = qBound(rect.left(), position.x(), rect.right());
-        qint32 y = qBound(rect.top(), position.y(), rect.bottom());
-        // Only start the timer if the mouse has left the window bound.
-        // The leave event is also triggered when the window looses focus.
-        if (x != position.x() || y != position.y()) {
-            mouse_center_timer.start();
-        }
-        event->accept();
-    }
-}
-
 bool GMainWindow::ConfirmChangeGame() {
     if (emu_thread == nullptr)
         return true;

src/yuzu/main.h

@@ -451,7 +451,6 @@ private:
     void UpdateInputDrivers();
     void HideMouseCursor();
     void ShowMouseCursor();
-    void CenterMouseCursor();
     void OpenURL(const QUrl& url);
     void LoadTranslation();
     void OpenPerGameConfiguration(u64 title_id, const std::string& file_name);
@@ -535,7 +534,6 @@ private:
     bool auto_paused = false;
     bool auto_muted = false;
     QTimer mouse_hide_timer;
-    QTimer mouse_center_timer;
     QTimer update_input_timer;
 
     QString startup_icon_theme;
@@ -592,5 +590,4 @@ protected:
     void dropEvent(QDropEvent* event) override;
     void dragEnterEvent(QDragEnterEvent* event) override;
     void dragMoveEvent(QDragMoveEvent* event) override;
-    void leaveEvent(QEvent* event) override;
 };