Pasos para instalar TOPAS MC:


0. Create a directory.    /usr/local/TOPAS
1. Debian:
Install the following:
sudo apt install -y libexpat1-dev
sudo apt install -y libgl1-mesa-dev
sudo apt install -y libglu1-mesa-dev
sudo apt install -y libxt-dev
sudo apt install -y xorg-dev
sudo apt install -y build-essential
sudo apt install -y libharfbuzz-dev


2. Download the following two files from the TOPAS Code Repository web page:

topas_3_9_debian9.tar.gz.part_1

topas_3_9_debian9.tar.gz.part_2

* Los archivos descargados por defecto van a la carpeta Descargas o Downloads

Concatenar los dos archivos descargados de topas:

cat topas_3_9_debian9.tar.gz.part_* > topas_3_9_debian9.tar.gz


Mueva la carpeta topas a la carpeta de instalación /usr/local/TOPAS 

sudo mv topas_3_9_debian9.tar.gz /usr/local/TOPAS

Cambiar al directorio de TOPAS: cd /usr/local/TOPAS

Descomprimir el archivo: sudo tar -zxvf topas_3_9_debian9.tar.gz




3. Linux:
You do this by issuing the following commands from a Terminal window:
mkdir /usr/local/TOPAS/G4Data
cd /usr/local/TOPAS/G4Data
wget -4 https://geant4-data.web.cern.ch/geant4-data/datasets/G4NDL.4.6.tar.gz
wget -4 https://geant4-data.web.cern.ch/geant4-data/datasets/G4EMLOW.7.13.tar.gz
wget -4 https://geant4-data.web.cern.ch/geant4-data/datasets/G4PhotonEvaporation.5.7.tar.gz
wget -4 https://geant4-data.web.cern.ch/geant4-data/datasets/G4RadioactiveDecay.5.6.tar.gz
wget -4 https://geant4-data.web.cern.ch/geant4-data/datasets/G4PARTICLEXS.3.1.1.tar.gz
wget -4 https://geant4-data.web.cern.ch/geant4-data/datasets/G4SAIDDATA.2.0.tar.gz
wget -4 https://geant4-data.web.cern.ch/geant4-data/datasets/G4ABLA.3.1.tar.gz
wget -4 https://geant4-data.web.cern.ch/geant4-data/datasets/G4INCL.1.0.tar.gz
wget -4 https://geant4-data.web.cern.ch/geant4-data/datasets/G4PII.1.3.tar.gz
wget -4 https://geant4-data.web.cern.ch/geant4-data/datasets/G4ENSDFSTATE.2.3.tar.gz
wget -4 https://geant4-data.web.cern.ch/geant4-data/datasets/G4RealSurface.2.2.tar.gz
wget -4 https://geant4-data.web.cern.ch/geant4-data/datasets/G4TENDL.1.3.2.tar.gz
tar -zxf G4NDL.4.6.tar.gz
tar -zxf G4EMLOW.7.13.tar.gz
tar -zxf G4PhotonEvaporation.5.7.tar.gz
tar -zxf G4RadioactiveDecay.5.6.tar.gz
tar -zxf G4PARTICLEXS.3.1.1.tar.gz
tar -zxf G4SAIDDATA.2.0.tar.gz
tar -zxf G4ABLA.3.1.tar.gz
tar -xzf G4INCL.1.0.tar.gz
tar -zxf G4PII.1.3.tar.gz
tar -zxf G4ENSDFSTATE.2.3.tar.gz
tar -zxf G4RealSurface.2.2.tar.gz
tar -zxf G4TENDL.1.3.2.tar.gz



4. Linux Bourne shell:
export TOPAS_G4_DATA_DIR=/usr/local/TOPAS/G4Data