Reading CMS ROOT Files

It possible to run Delphes

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 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:

 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 output.root input.root