🚀 Space Game Engine

A simulation-grade space exploration and docking game built with modern web technologies. Inspired by the SpaceX ISS docking simulation, this game engine provides realistic physics, engaging gameplay, and full controller support.

✨ Features

🎮 Core Game Engine

• Professional Architecture - Modular game engine with entity-component system
• Fixed Timestep Loop - Consistent physics simulation
• Scene Management - Efficient scene graph and entity hierarchy
• State Management - Zustand for predictable state updates

🔬 Physics Engine

• Newtonian Mechanics - Realistic F=ma physics simulation
• 6DOF Control - Six degrees of freedom spacecraft movement
• Inertia & Momentum - Authentic space physics
• Collision System - Accurate collision detection and response

🎨 Rendering Engine

• Three.js Integration - High-performance 3D graphics
• React Three Fiber - Declarative 3D scene composition
• Multiple Camera Modes - Cockpit, chase, and free camera views
• Visual Effects - Particle systems, trails, and post-processing

🎮 Input System

• Keyboard Controls - Full keyboard support with customizable bindings
• Gamepad Support - Native controller integration via Gamepad API
• Analog Precision - Smooth analog stick controls
• Vibration Feedback - Haptic feedback for immersive gameplay

🚀 Gameplay Features

• Docking Simulation - Precision docking mechanics with alignment indicators
• Space Exploration - Open space environment with celestial bodies
• Asteroid Fields - Navigate through challenging asteroid obstacles
• Mission System - Various mission types with progression
• Multiple Spacecraft - Unlockable ships with different characteristics

🛠️ Technology Stack

• Frontend Framework: React 18 with TypeScript
• 3D Graphics: Three.js with React Three Fiber
• Physics: @react-three/rapier
• State Management: Zustand
• Build Tool: Vite
• Styling: Tailwind CSS
• 3D Helpers: @react-three/drei

📦 Installation

Prerequisites

• Node.js (v18 or higher)
• npm or yarn package manager

Setup

# Clone the repository
git clone https://github.com/yourusername/space-game-engine.git
cd space-game-engine

# Install dependencies
npm install

# Run development server
npm run dev

# Build for production
npm run build

🎮 Controls

Keyboard

• WASD - Translation (forward/back/left/right)
• Q/E - Roll
• Shift/Ctrl - Up/Down
• Arrow Keys - Rotation
• Space - Boost
• ESC - Pause menu

Gamepad

• Left Stick - Translation
• Right Stick - Rotation
• Triggers - Up/Down
• A Button - Boost
• Start - Pause menu

📚 Documentation

Comprehensive documentation is available in the /docs folder. Open docs/index.html in your browser to view:

• Getting Started - Installation and quick start guides
• Engine Architecture - Core systems and design patterns
• Physics Engine - Detailed physics implementation
• Gameplay Systems - Spacecraft, docking, and missions
• API Reference - Complete component and hook documentation

View Documentation Locally

# Open documentation in browser
open docs/index.html
# or on Windows
start docs/index.html

🗂️ Project Structure

SpaceGame/
├── docs/                      # Complete documentation
│   ├── index.html            # Documentation homepage
│   ├── assets/               # Documentation assets
│   └── pages/                # Documentation pages
├── src/
│   ├── engine/               # Core game engine
│   │   ├── core/            # Game loop, entities, scenes
│   │   ├── physics/         # Physics simulation
│   │   ├── rendering/       # Rendering system
│   │   └── input/           # Input management
│   ├── game/                # Game-specific code
│   │   ├── entities/        # Game entities
│   │   ├── systems/         # Game systems
│   │   └── config/          # Configuration
│   ├── components/          # React components
│   │   ├── game/           # Game canvas components
│   │   └── ui/             # UI components
│   ├── hooks/              # Custom React hooks
│   ├── utils/              # Utility functions
│   ├── types/              # TypeScript types
│   └── assets/             # Game assets
├── public/                 # Static assets
└── package.json           # Project dependencies

🚧 Development Status

Phase 1: Foundation ✅

• Project setup and structure
• Documentation system
• Build configuration

Phase 2-13: In Progress ⏳

• Core game engine
• Physics engine
• Rendering engine
• Input system
• Spacecraft system
• Space environment
• Docking system
• Mission system
• Progression system
• User interface
• Audio system
• Polish & optimization

🎯 Roadmap

Short Term

• Implement core game engine architecture
• Build physics simulation system
• Create basic spacecraft controls
• Develop docking mechanics

Medium Term

• Add multiple spacecraft models
• Implement mission system
• Create asteroid field generation
• Add visual effects and polish

Long Term

• Multiplayer support
• VR compatibility
• Advanced mission types
• Modding support

🤝 Contributing

Contributions are welcome! Please read the Contributing Guide for details on our code of conduct and the process for submitting pull requests.

📄 License

This project is licensed under the MIT License - see the LICENSE file for details.

🙏 Acknowledgments

• Inspired by the SpaceX ISS Docking Simulator
• Built with amazing open-source technologies
• Thanks to the Three.js and React communities

📞 Contact

For questions, suggestions, or feedback, please open an issue on GitHub.

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Built with ❤️ and ☕ for space enthusiasts