href="https://gitlab.cern.ch/geant4/geant4/-/archive/v11.2.1/geant4-v11.2.1.tar.gz"
g4src="geant4-v11.2.1"
basepath=/home/paterno/geant4

wget $href
tar -xvf $g4src".tar.gz"
rm $g4src".tar.gz"

mv $g4src $basepath

mkdir $basepath/install $basepath/build
cd $basepath/build

cmake -DCMAKE_INSTALL_PREFIX=$basepath/install ../$g4src -DCMAKE_BUILD_TYPE=Debug -DGEANT4_INSTALL_DATA=ON -DGEANT4_BUILD_MULTITHREADED=ON -DGEANT4_USE_OPENGL_X11=ON -DGEANT4_USE_QT=ON #-DGEANT4_USE_SYSTEM_CLHEP=ON -DCLHEP_ROOT_DIR=$basepath/CLHEP_2.4.6.4/install

make -j4
make install

source $basepath/install/share/Geant4/geant4make/geant4make.sh >> /home/paterno/.bashrc
source /home/paterno/.bashrc