save code

app/android/AndroidManifest.xml

@@ -29,7 +29,7 @@
 		android:theme="@style/AppTheme"
 		tools:ignore="GoogleAppIndexingWarning,HardcodedDebugMode">
 
-		<activity android:name="com.khronos.vulkan_samples.SampleLauncherActivity"
+		<activity android:name="com.khronos.vulkan_samples.MainActivity"
 			android:exported="true">
 			<intent-filter>
 				<action android:name="android.intent.action.MAIN" />

app/android/java/com/khronos/vulkan_samples/MainActivity.java

@@ -0,0 +1,34 @@
+package com.khronos.vulkan_samples;
+
+import android.os.Bundle;
+import android.os.Debug;
+import android.util.Log;
+import android.widget.Toast;
+
+import androidx.activity.EdgeToEdge;
+import androidx.appcompat.app.AppCompatActivity;
+import androidx.core.graphics.Insets;
+import androidx.core.view.ViewCompat;
+import androidx.core.view.WindowInsetsCompat;
+
+import com.google.androidgamesdk.GameActivity;
+
+public class MainActivity extends GameActivity {
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        try {
+            String native_lib_name = getResources().getString(R.string.native_lib_name);
+            System.loadLibrary(native_lib_name);
+        } catch (UnsatisfiedLinkError e) {
+            Toast.makeText(getApplicationContext(), "Native code library failed to load.", Toast.LENGTH_SHORT).show();
+        }
+        String[] argArray = new String[2];
+        argArray[0] = "sample";
+        argArray[1] = "hello_triangle";
+        sendArgumentsToPlatform(argArray);
+        super.onCreate(savedInstanceState);
+        Log.i("MainActivity", "onCreate: ");
+    }
+    private native void sendArgumentsToPlatform(String[] args);
+}

app/android/java/com/khronos/vulkan_samples/NativeMyActivity.java

@@ -0,0 +1,83 @@
+
+package com.khronos.vulkan_samples;
+
+import android.app.AlertDialog;
+import android.content.Context;
+import android.content.DialogInterface;
+import android.content.pm.ApplicationInfo;
+import android.os.Bundle;
+import android.view.View;
+
+import com.google.androidgamesdk.GameActivity;
+import com.khronos.vulkan_samples.common.Notifications;
+
+import java.util.concurrent.Semaphore;
+
+
+public class NativeMyActivity extends GameActivity {
+
+    private Context context;
+
+    private final Semaphore semaphore = new Semaphore(0, true);
+
+    @Override
+    protected void onCreate(Bundle instance) {
+        super.onCreate(instance);
+
+        Notifications.initNotificationChannel(this);
+
+        context = this;
+
+        String[] argArray = new String[2];
+        argArray[0] = "sample";
+        argArray[1] = "hello_triangle";
+        sendArgumentsToPlatform(argArray);
+    }
+
+    @Override
+    public void onWindowFocusChanged(boolean hasFocus) {
+        super.onWindowFocusChanged(hasFocus);
+        if (hasFocus) {
+            View decorView = getWindow().getDecorView();
+            decorView.setSystemUiVisibility(
+                    View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY |
+                            View.SYSTEM_UI_FLAG_LAYOUT_STABLE |
+                            View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION |
+                            View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN |
+                            View.SYSTEM_UI_FLAG_HIDE_NAVIGATION |
+                            View.SYSTEM_UI_FLAG_FULLSCREEN);
+        }
+    }
+
+    /***
+     *  Handle the application when an error is thrown and display a message
+     */
+    public void fatalError(String message) {
+        final NativeMyActivity activity = this;
+
+        ApplicationInfo applicationInfo = activity.getApplicationInfo();
+
+        this.runOnUiThread(new Runnable() {
+            public void run() {
+                AlertDialog.Builder builder = new AlertDialog.Builder(activity);
+                builder.setTitle("Vulkan Samples");
+                builder.setMessage(message);
+                builder.setPositiveButton("Close", new DialogInterface.OnClickListener() {
+                    public void onClick(DialogInterface dialog, int id) {
+                        semaphore.release();
+                    }
+                });
+                builder.setCancelable(false);
+                AlertDialog dialog = builder.create();
+                dialog.show();
+            }
+        });
+        try {
+            semaphore.acquire();
+        }
+        catch (InterruptedException e) { }
+        activity.finish();
+    }
+
+    private native void sendArgumentsToPlatform(String[] args);
+}