EditorExportPlatformAndroid in Godot – Complete Guide

When embarking on the journey of Android game development in the Godot engine, mastering the export process is a vital step. With the highly anticipated Godot 4, understanding the intricacies of the ‘EditorExportPlatformAndroid’ class becomes essential for developers who aspire to share their games with the Android audience. Catering to varying levels of expertise, this tutorial aims to break down the wall of complexity and guide you through the essentials of exporting your Godot project for Android.

With a comprehensive look at the ‘EditorExportPlatformAndroid’ class, we will delve into what it is, its purpose, and how it empowers you to streamline your development workflow. By the end of this tutorial, not only will you be equipped with the necessary knowledge to export your Godot games to Android, but you will also possess a deeper understanding of the tools at your disposal for a well-rounded game development experience.

What Is ‘EditorExportPlatformAndroid’?

The ‘EditorExportPlatformAndroid’ class in Godot 4 is the backbone of your exporting endeavors, handling the aspects of your game’s journey from development to user device. It’s a part of the Godot engine’s core that interfaces with the Android platform, managing various settings including APK generation, architecture selection, and APK expansion.

What Is It For?

Primary uses for the ‘EditorExportPlatformAndroid’ class include:

  • Specifying the types of Android architectures to include in the export.
  • Customizing how your game interacts with the Android environment, such as launcher icons and permissions.
  • Configuring keystore settings essential for Android app signing.

This class is at the heart of making your Godot game accessible on a wide variety of Android devices.

Why Should I Learn It?

Understanding ‘EditorExportPlatformAndroid’ is key if you’re looking to:

  • Expand your game’s reach to the Android market.
  • Gain finer control over your game’s export process and optimize your output for Android devices.
  • Ensure that you’re adhering to Android’s latest SDK and hardware requirements.

Diving into this topic not only prepares you for practical deployment but also gives you the confidence to experiment and utilize Godot’s full potential.

CTA Small Image
FREE COURSES AT ZENVA
LEARN GAME DEVELOPMENT, PYTHON AND MORE
ACCESS FOR FREE
AVAILABLE FOR A LIMITED TIME ONLY

Setting Up Your Export Environment

To begin exporting your Godot project to Android, setting up your environment is crucial. First, you need to ensure that the Android SDK is installed on your system and that the paths are correctly set in Godot’s editor settings.

// Navigate to Editor -> Editor Settings and then find the Export/Android section
// Set the Android SDK path, for instance:
adb = "/path/to/android-sdk/platform-tools/adb"
jarsigner = "/path/to/java/bin/jarsigner"

Once your SDK paths are set up, you need to configure your project settings for Android export. You’ll have to create an export preset specifically for Android.

// Go to Project -> Export and add a new Android preset
// This can be done by clicking 'Add...' and selecting 'Android'

Then, you must configure the export preset by specifying the unique aspects of your Android build such as package name, version code, and version name.

// With the Android preset selected, fill in the Package/Unique Name:
unique_name = "com.yourcompany.yourgame"

// Set the version code and version name under Package/Version Info:
version_code = "1"
version_name = "1.0"

Exporting for Different Android Architectures

Godot allows you to export your game for different Android architectures. Using the ‘EditorExportPlatformAndroid’ class, you can select which versions to include in your APK.

// Select the desired architectures under the Architecture section:
export_presets.cfg

[architectures]
arm64_v8a = true
armeabi_v7a = false
x86 = false
x86_64 = false

This is important for ensuring compatibility with various Android devices. For example, including both ‘armeabi-v7a’ and ‘arm64-v8a’ will cover a broad spectrum of devices from older models to the latest ones.

Customizing Android Manifest and Permissions

The Android manifest contains essential information about your application. You may need to set specific permissions or features depending on the nature of your game.

// Access the export preset settings, navigate to Export/Android/Options, and then edit Permissions:
export_presets.cfg

[permissions]
ACCESS_NETWORK_STATE = "required"
INTERNET = "required"

By modifying the ‘export_presets.cfg’ file directly or through the Godot GUI, you maintain control over your game’s manifest requirements. This ensures your game only requests the permissions it actually needs, respecting user privacy and adhering to Play Store guidelines.Managing Keystore for Android Export

Before exporting your game, you must ensure you have a valid keystore, which is required for signing your Android application. Godot’s export system integrates with the keystore creation and management process.

You can generate a keystore using the keytool command-line utility that comes with the Java Development Kit (JDK). Here’s how you can create a new keystore:

“`html

// Run the following command in your terminal or command prompt:
keytool -genkey -v -keystore my-release-key.keystore -alias alias_name -keyalg RSA -keysize 2048 -validity 10000

“`

After generating the keystore, you’ll input the path and credentials into the export preset settings for Android in Godot:

“`html

// Open your Android export preset and set the following:
export_presets.cfg

[keystore]
release = "/path/to/your/keystore/my-release-key.keystore"
release_user = "alias_name"
release_password = "your_keystore_password"

“`

Configuring APK Expansion Files

For games with sizeable assets, Google Play allows the use of APK expansion files (.obb). Setting this up in Godot is straightforward:

“`html

// Specify the use of expansion files in the export settings if your APK exceeds 100MB:
export_presets.cfg

[apk_expansion]
enabled = true

“`

With APK expansion enabled, Godot will export your project’s assets into an .obb file automatically. This file is then placed alongside your APK when uploading to Google Play.

Handling Custom Build Scripts and Plugins

Advanced developers may require custom build scripts or the use of Android plugins. In Godot, you can incorporate these customizations with ease:

“`html

// Add custom build scripts or Gradle build configurations to your Android build:
export_presets.cfg

[custom_build]
enabled = true
build_script = "/path/to/your/build.gradle"

“`

“`html

// For Android plugins, you'll need to enable them within your export settings:
export_presets.cfg

[plugins]
"YourPluginName" = "enabled"

“`

By tailoring the build process, you can leverage Android’s vast ecosystem to enhance your Godot game with native functionality and libraries.

Exporting and Running Your Game

Once all the settings are in place, you’re ready to export:

“`html

// Use the Godot Editor to export the project or use the command line:
godot --export "Android" "/path/to/export/your_game.apk"

“`

To test your game, you can install the APK on an Android device using the adb command:

“`html

// Install your exported APK on your connected Android device:
adb install /path/to/export/your_game.apk

“`

Running adb commands is a powerful way to interact with your Android device directly from your development machine, offering a streamlined process for testing and debugging.

Wrapping up the technical aspects, remember that the fun doesn’t stop once you’ve mastered exporting. With your game on Android, you now face the exciting challenge of marketing, gathering user feedback, and iterating on your design. The journey from concept to player is full of learning opportunities, and each step improves your skills as a Godot developer.Testing Your Android Export

After you’ve successfully exported the APK, it’s crucial to test the application on different devices. Testing ensures that your game runs smoothly and that it’s interacting properly with various hardware and software configurations.

If you encounter issues while running your exported game, Godot’s built-in debug options can be invaluable. They allow for verbose logging that can help track down problems:

“`html

// Enable verbose logging on your Android export preset to get detailed logs:
export_presets.cfg

[debug]
verbose_stdout = true

“`

In addition to enabling verbose output, consider using Godot’s debugging features to connect to your Android device for real-time troubleshooting:

“`html

// Open a command line and type the following to start debugging:
godot --remote-debug "localhost:6007" --export-debug "Android" "/path/to/export/your_game.apk"

“`

Customizing Your Game’s Splash Screen

First impressions are important, and your game’s splash screen is the first thing players will see. Customizing it can set the right mood from the get go. You’ll specify a custom splash in your project settings:

“`html

// Navigate to Project -> Project Settings -> Application -> Boot Splash and set your image path:
boot_splash = "res://assets/splash.png"

“`

Remember, this image should be a good representation of your game’s brand and should be formatted properly for various Android device resolutions.

Fine-Tuning Your Game Performance

Performance optimization is vital to ensure your game runs efficiently across all devices. Godot provides options for optimizing the APK size and game performance before export:

“`html

// Compress your assets for better APK size and performance:
export_presets.cfg

[resources]
compress = true

“`

“`html

// You may want to optimize the OpenGL ES mode used by your game:
export_presets.cfg

[graphics]
use_gles3 = false  // Set to true if GLES 3 is preferred over GLES 2

“`

Adding Google Play Games Services

To integrate social features such as leaderboards and achievements, you can add Google Play Games Services to your Godot Game. Setting this up requires creating an app service on Google Play, downloading the configuration file, and enabling the services in Godot:

“`html

// Enable Google Play Games services in Godot:
export_presets.cfg

[android]
play_games_services_enabled = true
play_games_services_id = "your_service_id"

“`

Once set up, you’ll need to handle the implementation of the service’s features within your game’s scripting logic.

Monetizing Your Game

If you’re looking at monetizing your game through ads, in-app purchases, or other methods, you’ll need to prepare your export settings accordingly:

“`html

// Add your monetization service details to the export preset:
export_presets.cfg

[monetization]
ads_provider = "AdMob"
purchases_provider = "GooglePlay"

“`

Additionally, you’ll have to ensure your game complies with all the necessary guidelines and that the chosen monetization strategies enhance, rather than disrupt, the user experience.

Exporting to Android is a multistep process, but by breaking it down and tackling each part with care, you can publish a polished product ready for the Google Play Store. Remember to frequently test your game on various devices, gather feedback, and continue to refine your game. With a solid understanding of Godot’s export capabilities, your journey from game developer to published creator is well within reach. Keep pushing forward and exploring the vast capabilities of the Godot engine!

Where to Go Next with Your Game Development Journey

Congratulations on taking a significant step in Android game development with Godot! The path of learning and mastering new skills is never-ending, and the best way to continue your journey is by diving deeper into the vast expanse of knowledge that awaits. Our Godot Game Development Mini-Degree offers a robust curriculum to enhance your game development prowess even further.

In this mini-degree, you’ll gain hands-on experience building various types of games and integrating numerous core Godot features. It’s specially designed to cater to both beginners and experienced developers, with an intuitive learning path and the flexibility to explore topics that pique your interest. The Godot 4 engine’s ease of use and powerful capabilities will be at your disposal to craft engaging, cross-platform games from the ground up.

For those looking to broaden their scope even further, we encourage you to explore our array of Godot courses. Each step you take with us at Zenva is a building block in your career as a game developer. Keep learning, keep creating, and we’re excited to see the incredible games you’ll bring to life!

Conclusion

Embarking on the journey of game development is thrilling, and seeing your creation come to life on Android devices marks a noteworthy achievement. We at Zenva understand the passion and dedication it takes to reach this milestone. Your learning doesn’t stop here — it’s just the beginning of many more gaming adventures and opportunities to captivate players worldwide.

Stay curious, innovative, and persistent. Explore our Godot Game Development Mini-Degree to unlock new horizons in game development, and join a growing community of creators passionate about bringing their visions to life. Keep crafting, keep learning, and let’s revolutionize the gaming world together!

FREE COURSES
Python Blog Image

FINAL DAYS: Unlock coding courses in Unity, Godot, Unreal, Python and more.