Version 14 (modified by 12 years ago) ( diff ) | ,
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Generator Events in CMS ROOT Files
It possible to run Delphes on the generator events stored in CMS ROOT files (FEVT, RECO, AOD).
More details on the generator event format can be found at
https://twiki.cern.ch/twiki/bin/view/CMSPublic/WorkBookGenParticleCandidate
Setting up CMSSW Computing Environment
The instructions on how to setup CMSSW work area and runtime environment can be found at
https://twiki.cern.ch/twiki/bin/view/CMSPublic/WorkBookSetComputerNode
Building Delphes
Commands to download and build Delphes:
wget http://cp3.irmp.ucl.ac.be/downloads/Delphes-3.0.8.tar.gz tar -zxf Delphes-3.0.8.tar.gz cd Delphes-3.0.8 make -j 4
Building DelphesCMSFWLite
Commands to build DelphesCMSFWLite
:
export LD_LIBRARY_PATH=.:$LD_LIBRARY_PATH source examples/DelphesCMSFWLite.sh
Running DelphesCMSFWLite
When running DelphesCMSFWLite
without parameters or when supplying an invalid command line, the following message will be shown:
./DelphesCMSFWLite Usage: DelphesCMSFWLite 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 ROOT format.
Running Delphes with CMS ROOT input files:
./DelphesCMSFWLite examples/delphes_card_CMS.tcl delphes_output.root input.root