This Docker image provides an environment for running openEMS with graphic using X11. openEMS is a free and open electromagnetic field solver using the FDTD method. Develop your Python code in the src directory to develop locally and execute inside a containerized environment.

• Dockerfile: Defines the Docker image and its environment.
• Makefile: Provides commands to build and run the Docker container.
• src/: Contains the Python script Simple_Patch_Antenna.py.
• README.md: This file, containing project documentation.

• Base Image: Ubuntu 22.04
• Includes:
  • XQuartz for GUI applications on macOS
  • Various dependencies and libraries for openEMS

• Install openEMS and related dependencies
• Run GUI applications within Docker
• Access GUI applications using X11
• Develop locally and execute your script inside a containerized environment.

1. Install XQuartz:
   • Download and install XQuartz from XQuartz.org.
   • Restart your macOS after installation to apply changes.
2. Check DISPLAY Variable::
   • open a terminal and run

   echo $DISPLAY

   It should output something like localhost:0 or localhost:0.0.
   • manually set DISPLAY

   export DISPLAY=localhost:0

• Make sure xhost is installed and configured properly to allow Docker containers to connect to the X server. Allow Connections:

xhost +localhost
xhost +127.0.0.1

To build the Docker image, run the following command:

make build

To run the Python script inside the Docker container, use:

make run

To remove dangling Docker containers, networks, and images, use:

make clean

[1] openEMS installation.
[2] openEMS documentation.
[3] openEMS.
[4] XQuartz.org.