Installing Delphes from Source

To successfully build Delphes the following prerequisite packages should be installed:

• ​ROOT Data Analysis Framework
• ​Tcl scripting language

Commands to download Delphes' source and build Delphes:

  setup ROOT environment variables

  wget --no-check-certificate https://cp3.irmp.ucl.ac.be/projects/delphes/raw-attachment/wiki/WikiStart/Delphes_V_3.0.0.tar.gz
  tar -zxf Delphes_V_3.0.0.tar.gz

  cd Delphes_V_3.0.0
  make -j 4

Running Delphes

When running Delphes without parameters or when supplying an invalid command line, the following message will be shown:

# ./DelphesHepMC
 Usage: DelphesHepMC config_file output_file [input_file(s)]
 config_file - configuration file in Tcl format,
 output_file - output file in ROOT format,
 input_file(s) - input file(s) in HepMC format,
 with no input_file, or when input_file is -, read standard input.

./DelphesHepMC examples/delphes_card_CMS.tcl test.root examples/test.hepmc

./DelphesSTDHEP examples/delphes_card_CMS.tcl test.root examples/test.stdhep

./DelphesLHEF examples/delphes_card_CMS.tcl test.root examples/test.lhef