Filters

Description

MET / noise event filters

More info at https://indico.cern.ch/event/1305273/#12-status-update-from-hamburg

#include <Filters.h>

Collaboration diagram for Filters:

Public Member Functions
	Filters (const std::filesystem::path &file)
void	operator() (const MET &met, RecEvent &event)

Public Attributes
std::vector< std::string >	names
std::vector< size_t >	bitsToTest

Constructor & Destructor Documentation

Filters()

Filters ( const std::filesystem::path &  file )

inline

Parameters

file	expecting a 2-column file (see $DARWIN_TABLES/MET)

    {
        using namespace std;
        namespace pt = boost::property_tree;
        namespace fs = filesystem;
 
        if (!fs::exists(file))
            BOOST_THROW_EXCEPTION(fs::filesystem_error("Bad MET filter list", file,
                                  make_error_code(errc::no_such_file_or_directory)));
 
        pt::ptree tree;
        pt::read_info(file, tree);
 
        cout << "MET / noise filters:";
        size_t ibit = 0;
        for (auto& [name, child]: tree) {
            auto bit = child.get_value<bool>();
 
            // printout
            cout << (bit ? green : red) << ' ' << name;
 
            // save
            names.push_back(name);
            if (bit) bitsToTest.push_back(ibit);
            ++ibit;
        }
        cout << def << endl;
    }

Member Function Documentation

operator()()

void operator() ( const MET &  met, RecEvent &  event  )

inline

    {
        if (met.Bit.size() != names.size())
            BOOST_THROW_EXCEPTION( std::runtime_error("Inconsistent lengths of MET bits between file and event") );
 
        for (size_t ibit: bitsToTest) {
            if (met.Bit.at(ibit)) continue;
            event.weights *= 0;
            return;
        }
    }

Member Data Documentation

bitsToTest

std::vector<size_t> bitsToTest

indices of the bits to test in DAS::MET::Bit

names

std::vector<std::string> names

full name of MET filter

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The documentation for this struct was generated from the following file:

• /builds/cms-analysis/general/DasAnalysisSystem/Core/Installer/Core/MET/interface/Filters.h