Car Race Game - Complete Android Java Source Code
Car Race Game is an addictive, high-speed infinite runner game developed natively for the Android platform. Built with Java and a custom 2D engine using SurfaceView, this project is perfectly optimized for performance, ensuring smooth gameplay even on entry-level devices.
This source code is an excellent choice for developers and entrepreneurs looking to launch a game quickly. It is designed to be easily "reskinned," meaning you can change the graphics, sounds, and difficulty settings in minutes.

• Native Android Development: Developed 100% in Java using Android Studio, ensuring high compatibility and performance.
• AdMob Ready: Pre-integrated Banner Ads. Just replace the Ad Unit ID in MainActivity.java and start earning.
• Smooth 2D Engine: Uses a custom SurfaceView implementation for a fluid 60 FPS gaming experience.
• Dynamic Lane System: Responsive touch controls allowing the player to switch lanes smoothly to avoid obstacles.
• Infinite Gameplay: Procedural obstacle spawning logic that keeps the game challenging and engaging.
• High Score Saving: Built-in persistence using SharedPreferences to save and display the player's best score.
• Professional Code Architecture: Clean and organized package structure (game, entities, physics) for easy maintenance.
• Easy to Reskin: All game constants (speed, colors, sizes) are centralized in a single file (GameConstants.java).
• Splash Screen Logo: Full-screen logo support during the menu state for a professional look.
• Lightweight: Small APK size and low RAM usage, optimized for all types of Android devices.
• Sound Effects Integrated: Logic for background music, scoring sounds, and crash effects already implemented.

Instructions for Setup and Customization

1. How to Import the Project

1. Extract the downloaded .zip file.
2. Open Android Studio.
3. Click on File > Open and select the folder located inside 01_Source_Code.
4. Wait for the Gradle Sync to complete. Make sure you have an active internet connection to download the necessary dependencies (like Google Mobile Ads).

2. How to Change the Package Name

1. In the Project window, click the Gear Icon and deselect "Compact Middle Packages".
2. Right-click on the package folders (e.g., rodrigo) and select Refactor > Rename.
3. Choose "Rename package" and type your new name.
4. Open app/build.gradle and update the applicationId to match your new package name.
5. Sync Gradle again.

3. Setting up AdMob

1. Open MainActivity.java.
2. Find the Ad Unit ID string and replace the test ID with your Real Ad Unit ID from the AdMob console.
3. Open AndroidManifest.xml and replace the APPLICATION_ID value with your actual App ID.

4. Easy Reskinning (Visual Changes)

• Change Graphics: Navigate to app/src/main/res/drawable. Replace the PNG files (car, obstacles, background, logo) with your own designs. Keep the exact same file names.
• Change Audio: Navigate to app/src/main/res/raw. Replace the MP3 files with your custom sounds.
• Change Game Physics: Open GameConstants.java to modify the car speed, obstacle spawn rate, and movement distance.

5. Generating the Signed APK/Bundle

1. Go to Build > Generate Signed Bundle / APK.
2. Follow the wizard to create a new KeyStore and sign your app for release on the Google Play Store.