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diff --git a/FixedOrderGen/t/W_nj_classify.cc b/FixedOrderGen/t/W_nj_classify.cc
index 542ac76..47b8bcd 100644
--- a/FixedOrderGen/t/W_nj_classify.cc
+++ b/FixedOrderGen/t/W_nj_classify.cc
@@ -1,190 +1,198 @@
/**
* \brief check that the PSP generates the all W+jet subleading processes
*
* \authors The HEJ collaboration (see AUTHORS for details)
* \date 2019
* \copyright GPLv2 or later
*/
#ifdef NDEBUG
#undef NDEBUG
#endif
#include <algorithm>
#include "JetParameters.hh"
#include "Decay.hh"
#include "PhaseSpacePoint.hh"
#include "Process.hh"
#include "Subleading.hh"
#include "HEJ/Event.hh"
#include "HEJ/EWConstants.hh"
#include "HEJ/Mixmax.hh"
#include "HEJ/PDF.hh"
#include "HEJ/utility.hh"
using namespace HEJFOG;
using namespace HEJ;
namespace {
void print_psp(PhaseSpacePoint const & psp){
std::cerr << "Process:\n"
<< psp.incoming()[0].type << " + "<< psp.incoming()[1].type << " -> ";
for(auto const & out: psp.outgoing()){
std::cerr << out.type << " ";
}
std::cerr << "\n";
}
void bail_out(PhaseSpacePoint const & psp, std::string msg){
print_psp(psp);
throw std::logic_error{msg};
}
}
int main(){
constexpr size_t n_psp_base = 10375;
const JetParameters jet_para{
fastjet::JetDefinition(fastjet::JetAlgorithm::antikt_algorithm, 0.4), 30, 5, 30};
PDF pdf(11000, pid::proton, pid::proton);
constexpr double E_cms = 13000.;
constexpr double subl_change = 0.8;
const ParticlesDecayMap boson_decays{
{pid::Wp, {Decay{ {pid::e_bar, pid::nu_e}, 1.} }},
{pid::Wm, {Decay{ {pid::e, pid::nu_e_bar}, 1.} }}
};
const EWConstants ew_constants{246.2196508,
ParticleProperties{80.385, 2.085},
ParticleProperties{91.187, 2.495},
ParticleProperties{125, 0.004165}
};
HEJ::Mixmax ran{};
auto subl_channels = Subleading::all;
std::vector<event_type::EventType> allowed_types{event_type::FKL,
event_type::unob, event_type::unof, event_type::qqxexb, event_type::qqxexf};
std::cout << "Wp3j" << std::endl;
// Wp3j
Process proc {{pid::proton,pid::proton}, 3, pid::Wp, {}};
size_t n_psp = n_psp_base;
+
+ #if !defined(__clang__) && defined(__GNUC__) && (__GNUC__ < 6)
+ // gcc version < 6 explicitly needs hash function for enum
+ // see https://gcc.gnu.org/bugzilla/show_bug.cgi?id=60970
+ std::unordered_map<event_type::EventType, size_t, std::hash<size_t>> type_counter;
+ #else
std::unordered_map<event_type::EventType, size_t> type_counter;
+ #endif
+
for( size_t i = 0; i<n_psp; ++i){
const PhaseSpacePoint psp{proc,jet_para,pdf,E_cms, subl_change,subl_channels,
boson_decays, ew_constants, ran};
if(psp.status()==good){
const Event ev{ to_EventData(psp).cluster(jet_para.def, jet_para.min_pt) };
++type_counter[ev.type()];
if( std::find(allowed_types.cbegin(), allowed_types.cend(), ev.type())
== allowed_types.cend()) {
bail_out(psp, "Found not allowed event of type "
+std::string(event_type::name(ev.type())));
}
} else { // bad process -> try again
++n_psp;
}
}
std::cout << "Wp+3j: Took " << n_psp << " to generate "
<< n_psp_base << " successfully PSP (" << 1.*n_psp/n_psp_base << " trials/PSP)" << std::endl;
std::cout << "States by classification:\n";
for(auto const & entry: type_counter){
const double fraction = static_cast<double>(entry.second)/n_psp_base;
const int percent = std::round(100*fraction);
std::cout << std::left << std::setw(25)
<< (event_type::name(entry.first) + std::string(":"))
<< entry.second << " (" << percent << "%)\n";
}
for(auto const & t: allowed_types){
if(type_counter[t] < 0.05 * n_psp_base){
std::cerr << "Less than 5% of the events are of type " << event_type::name(t) << std::endl;
return EXIT_FAILURE;
}
}
// Wm3j - only uno
proc = Process{{pid::proton,pid::proton}, 3, pid::Wm, {}};
n_psp = n_psp_base;
subl_channels = Subleading::uno;
allowed_types = {event_type::FKL, event_type::unob, event_type::unof};
type_counter.clear();
for( size_t i = 0; i<n_psp; ++i){
const PhaseSpacePoint psp{proc,jet_para,pdf,E_cms, subl_change,subl_channels,
boson_decays, ew_constants, ran};
if(psp.status()==good){
const Event ev{ to_EventData(psp).cluster(jet_para.def, jet_para.min_pt) };
++type_counter[ev.type()];
if( std::find(allowed_types.cbegin(), allowed_types.cend(), ev.type())
== allowed_types.cend()) {
bail_out(psp, "Found not allowed event of type "
+std::string(event_type::name(ev.type())));
}
} else { // bad process -> try again
++n_psp;
}
}
std::cout << "Wm+3j (only uno): Took " << n_psp << " to generate "
<< n_psp_base << " successfully PSP (" << 1.*n_psp/n_psp_base << " trials/PSP)" << std::endl;
std::cout << "States by classification:\n";
for(auto const & entry: type_counter){
const double fraction = static_cast<double>(entry.second)/n_psp_base;
const int percent = std::round(100*fraction);
std::cout << std::left << std::setw(25)
<< (event_type::name(entry.first) + std::string(":"))
<< entry.second << " (" << percent << "%)\n";
}
for(auto const & t: allowed_types){
if(type_counter[t] < 0.05 * n_psp_base){
std::cerr << "Less than 5% of the events are of type " << event_type::name(t) << std::endl;
return EXIT_FAILURE;
}
}
// Wm4j
proc = Process{{pid::proton,pid::proton}, 4, pid::Wm, {}};
n_psp = n_psp_base;
subl_channels = Subleading::all;
allowed_types = {event_type::FKL,
event_type::unob, event_type::unof, event_type::qqxexb, event_type::qqxexf,
event_type::qqxmid};
type_counter.clear();
for( size_t i = 0; i<n_psp; ++i){
const PhaseSpacePoint psp{proc,jet_para,pdf,E_cms, subl_change,subl_channels,
boson_decays, ew_constants, ran};
if(psp.status()==good){
const Event ev{ to_EventData(psp).cluster(jet_para.def, jet_para.min_pt)};
++type_counter[ev.type()];
if( std::find(allowed_types.cbegin(), allowed_types.cend(), ev.type())
== allowed_types.cend()) {
bail_out(psp, "Found not allowed event of type "
+std::string(event_type::name(ev.type())));
}
} else { // bad process -> try again
++n_psp;
}
}
std::cout << "Wm+4j: Took " << n_psp << " to generate "
<< n_psp_base << " successfully PSP (" << 1.*n_psp/n_psp_base << " trials/PSP)" << std::endl;
std::cout << "States by classification:\n";
for(auto const & entry: type_counter){
const double fraction = static_cast<double>(entry.second)/n_psp_base;
const int percent = std::round(100*fraction);
std::cout << std::left << std::setw(25)
<< (event_type::name(entry.first) + std::string(":"))
<< entry.second << " (" << percent << "%)\n";
}
for(auto const & t: allowed_types){
if(type_counter[t] < 0.03 * n_psp_base){
std::cerr << "Less than 3% of the events are of type " << event_type::name(t) << std::endl;
return EXIT_FAILURE;
}
}
std::cout << "All processes passed." << std::endl;
return EXIT_SUCCESS;
}

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