# VR Setup - Dubai Metaverse

## Overview

This document describes the VR setup using OpenXR for the Dubai Metaverse project (optional feature).

## VR Support

### Overview

VR support allows immersive exploration of the Dubai Metaverse using VR headsets.

### Supported Headsets

- **Meta Quest**: Quest 2, Quest 3, Quest Pro
- **HTC Vive**: Vive, Vive Pro
- **Valve Index**: Index
- **Other OpenXR**: Any OpenXR-compatible headset

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## Setup

### Plugin Installation

1. **Enable Plugin**:
   - Edit > Plugins
   - Search for "OpenXR"
   - Enable plugin
   - Restart editor

2. **Verify Installation**:
   - Check plugin is active
   - Verify OpenXR tools available

### Project Settings

1. **VR Settings**:
   - Edit > Project Settings > Engine > Rendering
   - Enable VR support
   - Configure VR settings

2. **Input Settings**:
   - Configure VR input
   - Map VR controller inputs
   - Test VR input

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## VR Implementation

### Player Setup

1. **VR Pawn**: Create VR-specific pawn
2. **Motion Controllers**: Set up motion controllers
3. **Teleportation**: Implement teleportation movement
4. **UI**: Adapt UI for VR

### Movement

1. **Teleportation**: Primary movement method
2. **Smooth Locomotion**: Optional smooth movement
3. **Comfort Settings**: Comfort settings (vignette, etc.)

### Interaction

1. **VR Interactions**: Adapt interactions for VR
2. **Hand Tracking**: Use hand tracking (if available)
3. **Controller Input**: Map controller inputs

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## Performance

### VR Performance Targets

- **Frame Rate**: 90 FPS (required for VR)
- **Resolution**: Headset native resolution
- **Latency**: Low latency (<20ms)

### Optimization

1. **Reduce Quality**: Reduce quality if needed
2. **Optimize Rendering**: Optimize for VR
3. **LODs**: Use aggressive LODs
4. **Culling**: Aggressive culling

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## Testing

### VR Testing

1. **Headset Connection**: Test headset connection
2. **Tracking**: Test head/controller tracking
3. **Movement**: Test movement systems
4. **Interactions**: Test VR interactions
5. **Performance**: Test VR performance

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## Troubleshooting

### Common Issues

**Issue**: VR not working
- **Solution**: Check OpenXR plugin
- **Solution**: Verify headset connection
- **Solution**: Check VR settings

**Issue**: Performance issues
- **Solution**: Reduce quality settings
- **Solution**: Optimize for VR
- **Solution**: Use VR-specific optimizations

**Issue**: Motion sickness
- **Solution**: Add comfort settings
- **Solution**: Use teleportation
- **Solution**: Reduce movement speed

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## Documentation

### VR Documentation

Document VR setup:
- **Headset Support**: Supported headsets
- **Setup Process**: VR setup process
- **Controls**: VR controls
- **Performance**: VR performance considerations

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**Version**: 1.0
**Last Updated**: [Current Date]

**Note**: VR support is optional. The project can function without VR.