- git clone this repository
- download BLUE version 2.4.0 for ROOT: https://blue.hepforge.org/downloads?f=Blue-2.4.0.tar.gz
- extract the tarball
- extract BLUE_custom.tar.gz in the BLUE directory (called 2.4.0)
- compile BLUE (make)
- link libBlue.so to the main directory
- extract atlasrootstyle.tar.gz in your home directory