Space Invaders

A classic Space Invaders game built with GoLang and the Ebitengine game engine.

Features

• Classic arcade gameplay
• Multiple levels with increasing difficulty
• Animated aliens and starfield background
• Score tracking and lives system
• Smooth player controls

How to Play

• Left/Right Arrow or A/D: Move the ship
• Space or W: Shoot
• Enter: Start game or proceed to next level
• R: Restart game after Game Over or Win

Development Concepts Explored

• Game Loop: Understanding the Update/Draw cycle.
• Entity Management: Handling multiple game objects (player, aliens, bullets).
• Collision Detection: Simple AABB (Axis-Aligned Bounding Box) collision.
• Game States: Managing Title, Playing, Level Clear, and Game Over states.
• Graphics: Using vector drawing and color manipulation for visuals.

Prerequisites

• Go 1.22+
• CGO dependencies (for default build) or ebitenginepurego tag.

Building and Running

To build the game:

go build -tags=ebitenginepurego -o space-invaders main.go

To run the game:

./space-invaders

Project Structure

• main.go - Entry point and main game loop
• entities/ - Player, aliens, and bullet entities
• game/ - Game state management
• collision/ - Collision detection logic