Geant4 Docker (with Qt/OpenGL GUI) on Linux

This repository provides a fully automated setup to run Geant4 (v11.2.1) inside a Docker container with Qt and OpenGL GUI support — specifically for Linux systems.

✅ Features

• Builds Geant4 11.2.1 from source
• Includes all Geant4 data libraries
• Enables GUI via Qt and OpenGL
• Runs the B1 example automatically
• Persistent data volume (geant4data) so your work is saved

---

Getting Started

Prerequisites

• Linux (Ubuntu, Fedora, Arch, etc.)
• Docker installed
• User added to Docker group:

  sudo usermod -aG docker $USER
  newgrp docker
  

Bonus Tip (Optional Security Note):

If your audience is technically inclined or cautious, you can optionally add:

> To revoke access after you're done, run:
>
> ```bash
> xhost -local:root
> ```

### Installation & Run

Clone this repository and run the setup script:

```bash
git clone https://github.com/evagena/geant4-docker.git
cd geant4-docker/utils
chmod +x run_geant4_linux.sh
./run_geant4_linux.sh