opengle es now default some edge to edge srtuff

android/app/src/main/cpp/xemu_android.cpp

@@ -717,7 +717,7 @@ struct EmulatorSettings {
   int frame_rate_limit = 60;          // 30 or 60
   int system_memory_mib = 64;         // 64 or 128
   std::string tcg_thread = "multi";   // "single" or "multi"
-  std::string renderer = "vulkan";    // "vulkan" or "opengl"
+  std::string renderer = "opengl";    // "vulkan" or "opengl"
   std::string filtering = "linear";   // "linear" or "nearest"
   bool use_dsp         = false;
   bool hrtf            = true;

android/app/src/main/cpp/xemu_settings_android.cc

@@ -67,7 +67,7 @@ static void xemu_settings_apply_defaults(void)
     g_config.input.keyboard_controller_scancode_map.rstick_down = 14;
     g_config.input.keyboard_controller_scancode_map.rtrigger = 18;
 
-    g_config.display.renderer = CONFIG_DISPLAY_RENDERER_VULKAN;
+    g_config.display.renderer = CONFIG_DISPLAY_RENDERER_OPENGL;
     g_config.display.filtering = CONFIG_DISPLAY_FILTERING_LINEAR;
     g_config.display.quality.surface_scale = 1;
     g_config.display.window.fullscreen_on_startup = false;

android/app/src/main/java/com/izzy2lost/x1box/EdgeToEdgeHelper.kt

@@ -0,0 +1,34 @@
+package com.izzy2lost.x1box
+
+import android.app.Activity
+import android.view.View
+import androidx.core.view.ViewCompat
+import androidx.core.view.WindowCompat
+import androidx.core.view.WindowInsetsCompat
+
+internal object EdgeToEdgeHelper {
+  fun enable(activity: Activity) {
+    WindowCompat.setDecorFitsSystemWindows(activity.window, false)
+  }
+
+  fun applySystemBarPadding(view: View) {
+    val initialLeft = view.paddingLeft
+    val initialTop = view.paddingTop
+    val initialRight = view.paddingRight
+    val initialBottom = view.paddingBottom
+
+    ViewCompat.setOnApplyWindowInsetsListener(view) { target, insets ->
+      val bars = insets.getInsets(
+        WindowInsetsCompat.Type.systemBars() or WindowInsetsCompat.Type.displayCutout()
+      )
+      target.setPadding(
+        initialLeft + bars.left,
+        initialTop + bars.top,
+        initialRight + bars.right,
+        initialBottom + bars.bottom
+      )
+      insets
+    }
+    ViewCompat.requestApplyInsets(view)
+  }
+}

android/app/src/main/java/com/izzy2lost/x1box/GameLibraryActivity.kt

@@ -125,6 +125,8 @@ class GameLibraryActivity : AppCompatActivity() {
   override fun onCreate(savedInstanceState: Bundle?) {
     super.onCreate(savedInstanceState)
     setContentView(R.layout.activity_game_library)
+    EdgeToEdgeHelper.enable(this)
+    EdgeToEdgeHelper.applySystemBarPadding(findViewById(R.id.library_scroll))
 
     if (tryRestartLastGameFromIntent()) {
       return

android/app/src/main/java/com/izzy2lost/x1box/MainActivity.kt

@@ -17,11 +17,13 @@ import android.widget.BaseAdapter
 import android.widget.FrameLayout
 import android.widget.ImageView
 import android.widget.ListView
+import android.widget.RelativeLayout
 import android.widget.TextView
 import android.widget.Toast
 import androidx.appcompat.app.AlertDialog
 import com.google.android.material.dialog.MaterialAlertDialogBuilder
 import org.libsdl.app.SDLActivity
+import org.libsdl.app.SDLSurface
 import java.io.File
 import java.nio.ByteBuffer
 import java.nio.ByteOrder
@@ -52,6 +54,15 @@ class MainActivity : SDLActivity(), InputManager.InputDeviceListener {
   private var startupSnapshotSlot: Int? = null
   private var startupSnapshotLoadScheduled = false
 
+  override fun createSDLSurface(context: Context): SDLSurface {
+    return super.createSDLSurface(context).apply {
+      layoutParams = RelativeLayout.LayoutParams(
+        ViewGroup.LayoutParams.MATCH_PARENT,
+        ViewGroup.LayoutParams.MATCH_PARENT
+      )
+    }
+  }
+
   override fun onCreate(savedInstanceState: Bundle?) {
     super.onCreate(savedInstanceState)
     val requestedSlot = intent?.getIntExtra(EXTRA_AUTO_LOAD_SNAPSHOT_SLOT, 0) ?: 0

android/app/src/main/java/com/izzy2lost/x1box/SettingsActivity.kt

@@ -78,6 +78,8 @@ class SettingsActivity : AppCompatActivity() {
   override fun onCreate(savedInstanceState: Bundle?) {
     super.onCreate(savedInstanceState)
     setContentView(R.layout.activity_settings)
+    EdgeToEdgeHelper.enable(this)
+    EdgeToEdgeHelper.applySystemBarPadding(findViewById(R.id.settings_scroll))
 
     val toggleGraphicsApi = findViewById<MaterialButtonToggleGroup>(R.id.toggle_graphics_api)
     val toggleFiltering   = findViewById<MaterialButtonToggleGroup>(R.id.toggle_filtering)
@@ -109,7 +111,7 @@ class SettingsActivity : AppCompatActivity() {
     dropdownEepromVideoStandard = findViewById(R.id.dropdown_eeprom_video_standard)
 
     // Load current values
-    val renderer = prefs.getString("setting_renderer", "vulkan") ?: "vulkan"
+    val renderer = prefs.getString("setting_renderer", "opengl") ?: "opengl"
     if (renderer == "opengl") {
       toggleGraphicsApi.check(R.id.btn_renderer_opengl)
     } else {

android/app/src/main/java/com/izzy2lost/x1box/SetupWizardActivity.kt

@@ -149,6 +149,8 @@ class SetupWizardActivity : AppCompatActivity() {
     }
 
     setContentView(R.layout.activity_setup_wizard)
+    EdgeToEdgeHelper.enable(this)
+    EdgeToEdgeHelper.applySystemBarPadding(findViewById(R.id.setup_scroll))
 
     val setupRoot: View = findViewById(R.id.setup_root)
     val setupCard: View = findViewById(R.id.setup_card)

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

@@ -3,8 +3,7 @@
   xmlns:app="http://schemas.android.com/apk/res-auto"
   android:layout_width="match_parent"
   android:layout_height="match_parent"
-  android:background="@drawable/setup_wizard_background"
-  android:fitsSystemWindows="true">
+  android:background="@drawable/setup_wizard_background">
 
   <androidx.core.widget.NestedScrollView
     android:id="@+id/library_scroll"

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

@@ -3,10 +3,10 @@
   xmlns:app="http://schemas.android.com/apk/res-auto"
   android:layout_width="match_parent"
   android:layout_height="match_parent"
-  android:background="@drawable/setup_wizard_background"
-  android:fitsSystemWindows="true">
+  android:background="@drawable/setup_wizard_background">
 
   <androidx.core.widget.NestedScrollView
+    android:id="@+id/settings_scroll"
     android:layout_width="0dp"
     android:layout_height="0dp"
     android:clipToPadding="false"

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

@@ -4,8 +4,7 @@
   android:id="@+id/setup_root"
   android:layout_width="match_parent"
   android:layout_height="match_parent"
-  android:background="@drawable/setup_wizard_background"
-  android:fitsSystemWindows="true">
+  android:background="@drawable/setup_wizard_background">
 
   <androidx.core.widget.NestedScrollView
     android:id="@+id/setup_scroll"

hw/xbox/nv2a/pgraph/pgraph.c

@@ -267,16 +267,16 @@ void pgraph_clear_dirty_reg_map(PGRAPHState *pg)
 static CONFIG_DISPLAY_RENDERER get_default_renderer(void)
 {
 #ifdef __ANDROID__
-#ifdef CONFIG_VULKAN
-    if (renderers[CONFIG_DISPLAY_RENDERER_VULKAN]) {
-        return CONFIG_DISPLAY_RENDERER_VULKAN;
-    }
-#endif
 #ifdef CONFIG_OPENGL
     if (renderers[CONFIG_DISPLAY_RENDERER_OPENGL]) {
         return CONFIG_DISPLAY_RENDERER_OPENGL;
     }
 #endif
+#ifdef CONFIG_VULKAN
+    if (renderers[CONFIG_DISPLAY_RENDERER_VULKAN]) {
+        return CONFIG_DISPLAY_RENDERER_VULKAN;
+    }
+#endif
 #else
 #ifdef CONFIG_OPENGL
     if (renderers[CONFIG_DISPLAY_RENDERER_OPENGL]) {

ui/xemu.c

@@ -304,9 +304,17 @@ void sdl2_window_resize(struct sdl2_console *scon)
         return;
     }
 
+#ifdef __ANDROID__
+    /* Keep the Android activity surface full-screen. The guest framebuffer
+     * size changes frequently (e.g. 640x480 boot surfaces), but shrinking the
+     * SDL window to match it makes the app render into a corner-sized window.
+     */
+    return;
+#else
     SDL_SetWindowSize(scon->real_window,
                       surface_width(scon->surface),
                       surface_height(scon->surface));
+#endif
 }
 
 static void sdl2_redraw(struct sdl2_console *scon)