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diff --git a/t/hej_test.cc b/t/hej_test.cc
index afde785..cbf1b00 100644
--- a/t/hej_test.cc
+++ b/t/hej_test.cc
@@ -1,563 +1,586 @@
/**
* \authors The HEJ collaboration (see AUTHORS for details)
* \date 2019-2020
* \copyright GPLv2 or later
*/
#include "hej_test.hh"
#include <algorithm>
#include <cmath>
#include <cstddef>
#include <cstdlib>
#include <iterator>
#include <memory>
#include <numeric>
#include <random>
#include <utility>
#include "HEJ/Particle.hh"
#include "HEJ/PDG_codes.hh"
HEJ::Event::EventData get_process(int const njet, int const pos_boson){
using namespace HEJ::pid;
HEJ::Event::EventData ev;
- if(njet == 0){ // jet idx: -1 -1
- ev.outgoing.push_back({gluon, { -24, 12, -57, 63}, {}});
- ev.outgoing.push_back({gluon, { 24, -12, 41, 49}, {}});
- ev.incoming[0] = {gluon, { 0, 0, -64, 64}, {}};
- ev.incoming[1] = {gluon, { 0, 0, 48, 48}, {}};
- return ev;
+ if(njet == 0){
+ switch(pos_boson){
+ case 0:
+ ev.outgoing.push_back({higgs, { 0, 0, 44, 132}, {}});
+ ev.incoming[0] = {gluon, { 0, 0, -44, 44}, {}};
+ ev.incoming[1] = {gluon, { 0, 0, 88, 88}, {}};
+ return ev;
+ default: // jet idx: -1 -1
+ ev.outgoing.push_back({gluon, { -24, 12, -57, 63}, {}});
+ ev.outgoing.push_back({gluon, { 24, -12, 41, 49}, {}});
+ ev.incoming[0] = {gluon, { 0, 0, -64, 64}, {}};
+ ev.incoming[1] = {gluon, { 0, 0, 48, 48}, {}};
+ return ev;
+ }
}
- if(njet == 1){ // jet idx: 0 -1 -1
- ev.outgoing.push_back({gluon, { 23, 28, -44, 57}, {}});
- ev.outgoing.push_back({gluon, { -11, -24, -12, 29}, {}});
- ev.outgoing.push_back({gluon, { -12, -4, 39, 41}, {}});
- ev.incoming[0] = {gluon, { 0, 0, -72, 72}, {}};
- ev.incoming[1] = {gluon, { 0, 0, 55, 55}, {}};
- return ev;
+ if(njet == 1){
+ switch(pos_boson){
+ case 0:
+ ev.outgoing.push_back({higgs, { 16, -32, -99, 163}, {}});
+ ev.outgoing.push_back({gluon, { -16, 32, 76, 84}, {}});
+ ev.incoming[0] = {gluon, { 0, 0, -135, 135}, {}};
+ ev.incoming[1] = {gluon, { 0, 0, 112, 112}, {}};
+ return ev;
+ case 1:
+ ev.outgoing.push_back({gluon, { -92, 84, -57, 137}, {}});
+ ev.outgoing.push_back({higgs, { 92, -84, -79, 193}, {}});
+ ev.incoming[0] = {gluon, { 0, 0, -233, 233}, {}};
+ ev.incoming[1] = {gluon, { 0, 0, 97, 97}, {}};
+ return ev;
+ default: // jet idx: 0 -1 -1
+ ev.outgoing.push_back({gluon, { 23, 28, -44, 57}, {}});
+ ev.outgoing.push_back({gluon, { -11, -24, -12, 29}, {}});
+ ev.outgoing.push_back({gluon, { -12, -4, 39, 41}, {}});
+ ev.incoming[0] = {gluon, { 0, 0, -72, 72}, {}};
+ ev.incoming[1] = {gluon, { 0, 0, 55, 55}, {}};
+ return ev;
+ }
}
if(njet == 2){
switch(pos_boson){
case 0:
ev.outgoing.push_back({higgs, { 198, 33, -170, 291}, {}});
ev.outgoing.push_back({gluon, {-154, 68, 44, 174}, {}});
ev.outgoing.push_back({gluon, { -44, -101, 88, 141}, {}});
ev.incoming[0] = {gluon, { 0, 0, -322, 322}, {}};
ev.incoming[1] = {gluon, { 0, 0, 284, 284}, {}};
return ev;
case 1:
ev.outgoing.push_back({gluon, { -6, 82, -159, 179}, {}});
ev.outgoing.push_back({higgs, { 195, -106, 74, 265}, {}});
ev.outgoing.push_back({gluon, {-189, 24, 108, 219}, {}});
ev.incoming[0] = {gluon, { 0, 0, -320, 320}, {}};
ev.incoming[1] = {gluon, { 0, 0, 343, 343}, {}};
return ev;
case 2:
ev.outgoing.push_back({gluon, { -80, -80, -140, 180}, {}});
ev.outgoing.push_back({gluon, { -60, -32, 0, 68}, {}});
ev.outgoing.push_back({higgs, { 140, 112, 177, 281}, {}});
ev.incoming[0] = {gluon, { 0, 0, -246, 246}, {}};
ev.incoming[1] = {gluon, { 0, 0, 283, 283}, {}};
return ev;
default:
ev.outgoing.push_back({gluon, { -72, 24, 18, 78}, {}});
ev.outgoing.push_back({gluon, { 72, -24, 74, 106}, {}});
ev.incoming[0] = {gluon, { 0, 0, -46, 46}, {}};
ev.incoming[1] = {gluon, { 0, 0, 138, 138}, {}};
return ev;
}
}
if(njet == 3){
switch(pos_boson){
case 0:
ev.outgoing.push_back({higgs, { 152, -117, -88, 245}, {}});
ev.outgoing.push_back({gluon, {-146, 62, -11, 159}, {}});
ev.outgoing.push_back({gluon, { 126, -72, 96, 174}, {}});
ev.outgoing.push_back({gluon, {-132, 127, 144, 233}, {}});
ev.incoming[0] = {gluon, { 0, 0, -335, 335}, {}};
ev.incoming[1] = {gluon, { 0, 0, 476, 476}, {}};
return ev;
case 1:
ev.outgoing.push_back({gluon, {-191, 188, -128, 297}, {}});
ev.outgoing.push_back({higgs, { 199, 72, -76, 257}, {}});
ev.outgoing.push_back({gluon, { 184, -172, -8, 252}, {}});
ev.outgoing.push_back({gluon, {-192, -88, 54, 218}, {}});
ev.incoming[0] = {gluon, { 0, 0, -591, 591}, {}};
ev.incoming[1] = {gluon, { 0, 0, 433, 433}, {}};
return ev;
case 2:
ev.outgoing.push_back({gluon, { -42, 18, -49, 67}, {}});
ev.outgoing.push_back({gluon, { -12, -54, -28, 62}, {}});
ev.outgoing.push_back({higgs, { 99, 32, -16, 163}, {}});
ev.outgoing.push_back({gluon, { -45, 4, 72, 85}, {}});
ev.incoming[0] = {gluon, { 0, 0, -199, 199}, {}};
ev.incoming[1] = {gluon, { 0, 0, 178, 178}, {}};
return ev;
case 3:
ev.outgoing.push_back({gluon, { -65, -32, -76, 105}, {}});
ev.outgoing.push_back({gluon, { -22, 31, -34, 51}, {}});
ev.outgoing.push_back({gluon, { -12, -67, -36, 77}, {}});
ev.outgoing.push_back({higgs, { 99, 68, -4, 173}, {}});
ev.incoming[0] = {gluon, { 0, 0, -278, 278}, {}};
ev.incoming[1] = {gluon, { 0, 0, 128, 128}, {}};
return ev;
default:
ev.outgoing.push_back({gluon, { -90, -135, 30, 165}, {}});
ev.outgoing.push_back({gluon, {-108, 198, 76, 238}, {}});
ev.outgoing.push_back({gluon, { 198, -63, 126, 243}, {}});
ev.incoming[0] = {gluon, { 0, 0, -207, 207}, {}};
ev.incoming[1] = {gluon, { 0, 0, 439, 439}, {}};
return ev;
}
}
if(njet == 4){
switch(pos_boson){
case 0:
ev.outgoing.push_back({higgs, { 199, 72, -76, 257}, {}});
ev.outgoing.push_back({gluon, {-200, -155, -64, 261}, {}});
ev.outgoing.push_back({gluon, { 198, 194, 57, 283}, {}});
ev.outgoing.push_back({gluon, { 1, 32, 8, 33}, {}});
ev.outgoing.push_back({gluon, {-198, -143, 186, 307}, {}});
ev.incoming[0] = {gluon, { 0, 0, -515, 515}, {}};
ev.incoming[1] = {gluon, { 0, 0, 626, 626}, {}};
return ev;
case 1:
ev.outgoing.push_back({gluon, { 198, 61, -162, 263}, {}});
ev.outgoing.push_back({higgs, { 199, 72, -76, 257}, {}});
ev.outgoing.push_back({gluon, {-200, 135, 144, 281}, {}});
ev.outgoing.push_back({gluon, {-198, -186, 171, 321}, {}});
ev.outgoing.push_back({gluon, { 1, -82, 122, 147}, {}});
ev.incoming[0] = {gluon, { 0, 0, -535, 535}, {}};
ev.incoming[1] = {gluon, { 0, 0, 734, 734}, {}};
return ev;
case 2:
ev.outgoing.push_back({gluon, {-180, -27, -164, 245}, {}});
ev.outgoing.push_back({gluon, {-108, 78, -36, 138}, {}});
ev.outgoing.push_back({higgs, { 196, -189, 68, 307}, {}});
ev.outgoing.push_back({gluon, {-107, 136, 76, 189}, {}});
ev.outgoing.push_back({gluon, { 199, 2, 178, 267}, {}});
ev.incoming[0] = {gluon, { 0, 0, -512, 512}, {}};
ev.incoming[1] = {gluon, { 0, 0, 634, 634}, {}};
return ev;
case 3:
ev.outgoing.push_back({gluon, { -12, -30, -84, 90}, {}});
ev.outgoing.push_back({gluon, { -72, 22, -96, 122}, {}});
ev.outgoing.push_back({gluon, { 68, 0, -51, 85}, {}});
ev.outgoing.push_back({higgs, { 64, 72, -81, 177}, {}});
ev.outgoing.push_back({gluon, { -48, -64, 84, 116}, {}});
ev.incoming[0] = {gluon, { 0, 0, -409, 409}, {}};
ev.incoming[1] = {gluon, { 0, 0, 181, 181}, {}};
return ev;
case 4:
ev.outgoing.push_back({gluon, { -72, -49, -72, 113}, {}});
ev.outgoing.push_back({gluon, { -48, 0, -36, 60}, {}});
ev.outgoing.push_back({gluon, { -12, 54, -36, 66}, {}});
ev.outgoing.push_back({gluon, { 68, -77, -56, 117}, {}});
ev.outgoing.push_back({higgs, { 64, 72, -81, 177}, {}});
ev.incoming[0] = {gluon, { 0, 0, -407, 407}, {}};
ev.incoming[1] = {gluon, { 0, 0, 126, 126}, {}};
return ev;
default:
ev.outgoing.push_back({gluon, { 248, -56, -122, 282}, {}});
ev.outgoing.push_back({gluon, { 249, 30, -10, 251}, {}});
ev.outgoing.push_back({gluon, {-249, -18, 26, 251}, {}});
ev.outgoing.push_back({gluon, {-248, 44, 199, 321}, {}});
ev.incoming[0] = {gluon, { 0, 0, -506, 506}, {}};
ev.incoming[1] = {gluon, { 0, 0, 599, 599}, {}};
return ev;
}
}
if(njet == 6){
switch(pos_boson){
case 0:
ev.outgoing.push_back({higgs, { 349, 330, -94, 505}, {}});
ev.outgoing.push_back({gluon, {-315, -300, 0, 435}, {}});
ev.outgoing.push_back({gluon, { 347, 306, 18, 463}, {}});
ev.outgoing.push_back({gluon, {-249, -342, 162, 453}, {}});
ev.outgoing.push_back({gluon, { 345, 312, 284, 545}, {}});
ev.outgoing.push_back({gluon, {-324, -126, 292, 454}, {}});
ev.outgoing.push_back({gluon, {-153, -180, 304, 385}, {}});
ev.incoming[0] = {gluon, { 0, 0, -1137, 1137}, {}};
ev.incoming[1] = {gluon, { 0, 0, 2103, 2103}, {}};
return ev;
case 1:
ev.outgoing.push_back({gluon, { 242, 241, -182, 387}, {}});
ev.outgoing.push_back({higgs, { 243, 238, -190, 409}, {}});
ev.outgoing.push_back({gluon, {-218, -215, -74, 315}, {}});
ev.outgoing.push_back({gluon, {-224, -224, 112, 336}, {}});
ev.outgoing.push_back({gluon, { 241, 182, 154, 339}, {}});
ev.outgoing.push_back({gluon, { -53, -234, 126, 271}, {}});
ev.outgoing.push_back({gluon, {-231, 12, 156, 279}, {}});
ev.incoming[0] = {gluon, { 0, 0, -1117, 1117}, {}};
ev.incoming[1] = {gluon, { 0, 0, 1219, 1219}, {}};
return ev;
case 2:
ev.outgoing.push_back({gluon, { 151, 102, -42, 187}, {}});
ev.outgoing.push_back({gluon, { -86, -46, -17, 99}, {}});
ev.outgoing.push_back({higgs, { 152, 153, 0, 249}, {}});
ev.outgoing.push_back({gluon, { -60, -135, 64, 161}, {}});
ev.outgoing.push_back({gluon, { 150, 123, 110, 223}, {}});
ev.outgoing.push_back({gluon, {-154, -49, 98, 189}, {}});
ev.outgoing.push_back({gluon, {-153, -148, 144, 257}, {}});
ev.incoming[0] = {gluon, { 0, 0, -504, 504}, {}};
ev.incoming[1] = {gluon, { 0, 0, 861, 861}, {}};
return ev;
case 3:
ev.outgoing.push_back({gluon, { 198, 197, -66, 287}, {}});
ev.outgoing.push_back({gluon, {-198, -189, -54, 279}, {}});
ev.outgoing.push_back({gluon, {-200, -64, 2, 210}, {}});
ev.outgoing.push_back({higgs, { 199, 158, 6, 283}, {}});
ev.outgoing.push_back({gluon, {-199, -184, 172, 321}, {}});
ev.outgoing.push_back({gluon, { 196, 168, 177, 313}, {}});
ev.outgoing.push_back({gluon, { 4, -86, 92, 126}, {}});
ev.incoming[0] = {gluon, { 0, 0, -745, 745}, {}};
ev.incoming[1] = {gluon, { 0, 0, 1074, 1074}, {}};
return ev;
case 4:
ev.outgoing.push_back({gluon, { 151, 102, -42, 187}, {}});
ev.outgoing.push_back({gluon, { -86, -133, -14, 159}, {}});
ev.outgoing.push_back({gluon, {-154, -104, -8, 186}, {}});
ev.outgoing.push_back({gluon, { -60, 11, 0, 61}, {}});
ev.outgoing.push_back({higgs, { 152, 153, 0, 249}, {}});
ev.outgoing.push_back({gluon, { 150, 125, 90, 215}, {}});
ev.outgoing.push_back({gluon, {-153, -154, 126, 251}, {}});
ev.incoming[0] = {gluon, { 0, 0, -578, 578}, {}};
ev.incoming[1] = {gluon, { 0, 0, 730, 730}, {}};
return ev;
case 5:
ev.outgoing.push_back({gluon, { -15, -90, -94, 131}, {}});
ev.outgoing.push_back({gluon, { -11, 82, -74, 111}, {}});
ev.outgoing.push_back({gluon, { 23, -80, -64, 105}, {}});
ev.outgoing.push_back({gluon, { -48, -25, -36, 65}, {}});
ev.outgoing.push_back({gluon, { -12, 99, -16, 101}, {}});
ev.outgoing.push_back({higgs, { 68, 92, -18, 170}, {}});
ev.outgoing.push_back({gluon, { -5, -78, 54, 95}, {}});
ev.incoming[0] = {gluon, { 0, 0, -513, 513}, {}};
ev.incoming[1] = {gluon, { 0, 0, 265, 265}, {}};
return ev;
case 6:
ev.outgoing.push_back({gluon, { 198, 197, -66, 287}, {}});
ev.outgoing.push_back({gluon, { 4, -84, -18, 86}, {}});
ev.outgoing.push_back({gluon, {-198, -60, -36, 210}, {}});
ev.outgoing.push_back({gluon, { 196, -78, -36, 214}, {}});
ev.outgoing.push_back({gluon, {-200, 45, 0, 205}, {}});
ev.outgoing.push_back({gluon, {-199, -178, 2, 267}, {}});
ev.outgoing.push_back({higgs, { 199, 158, 6, 283}, {}});
ev.incoming[0] = {gluon, { 0, 0, -850, 850}, {}};
ev.incoming[1] = {gluon, { 0, 0, 702, 702}, {}};
return ev;
default:
ev.outgoing.push_back({gluon, {-350, -112, -280, 462}, {}});
ev.outgoing.push_back({gluon, { 347, 266, -322, 543}, {}});
ev.outgoing.push_back({gluon, {-349, -314, -38, 471}, {}});
ev.outgoing.push_back({gluon, { 349, 348, 12, 493}, {}});
ev.outgoing.push_back({gluon, {-342, -54, 23, 347}, {}});
ev.outgoing.push_back({gluon, { 345, -134, 138, 395}, {}});
ev.incoming[0] = {gluon, { 0, 0, -1589, 1589}, {}};
ev.incoming[1] = {gluon, { 0, 0, 1122, 1122}, {}};
return ev;
}
}
if(njet == 7){
switch(pos_boson){
case -1: // jet idx: -1 0 1 2 3 4 5
ev.outgoing.push_back({gluon, { -15, -18, -54, 59}, {}});
ev.outgoing.push_back({gluon, { -11, 98, -70, 121}, {}});
ev.outgoing.push_back({gluon, { 23, -100, -64, 121}, {}});
ev.outgoing.push_back({gluon, { 68, 93, -20, 117}, {}});
ev.outgoing.push_back({gluon, { -5, -92, -12, 93}, {}});
ev.outgoing.push_back({gluon, { -48, -76, -2, 90}, {}});
ev.outgoing.push_back({gluon, { -12, 95, 56, 111}, {}});
ev.incoming[0] = {gluon, { 0, 0, -439, 439}, {}};
ev.incoming[1] = {gluon, { 0, 0, 273, 273}, {}};
return ev;
case -2: // jet idx: 0 1 2 3 4 -1 -1
ev.outgoing.push_back({gluon, { -5, -86, -82, 119}, {}});
ev.outgoing.push_back({gluon, { 68, 93, 20, 117}, {}});
ev.outgoing.push_back({gluon, { -48, -14, 20, 54}, {}});
ev.outgoing.push_back({gluon, { 23, -50, 26, 61}, {}});
ev.outgoing.push_back({gluon, { -12, 95, 56, 111}, {}});
ev.outgoing.push_back({gluon, { -15, -18, 54, 59}, {}});
ev.outgoing.push_back({gluon, { -11, -20, 88, 91}, {}});
ev.incoming[0] = {gluon, { 0, 0, -215, 215}, {}};
ev.incoming[1] = {gluon, { 0, 0, 397, 397}, {}};
return ev;
case -3: // jet idx: 0 0 1 2 2 3 4
// jet pt fraction: 0.6 0.38 1 0.49 0.51 1 1
ev.outgoing.push_back({gluon, { 23, -94, -62, 1.2e+02}, {}});
ev.outgoing.push_back({gluon, { -5, -62, -34, 71}, {}});
ev.outgoing.push_back({gluon, { 68, 93, 20, 1.2e+02}, {}});
ev.outgoing.push_back({gluon, { -12, 95, 56, 1.1e+02}, {}});
ev.outgoing.push_back({gluon, { -11, 98, 70, 1.2e+02}, {}});
ev.outgoing.push_back({gluon, { -48, -1e+02, 82, 1.4e+02}, {}});
ev.outgoing.push_back({gluon, { -15, -30, 78, 85}, {}});
ev.incoming[0] = {gluon, { 0, 0, -2.7e+02, 2.7e+02}, {}};
ev.incoming[1] = {gluon, { 0, 0, 4.8e+02, 4.8e+02}, {}};
return ev;
case -4: // jet idx: 0 1 1 2 3 4 4
// jet pt fraction: 1 0.51 0.49 1 1 0.25 0.75
ev.outgoing.push_back({gluon, { -5, -88, -64, 109}, {}});
ev.outgoing.push_back({gluon, { -11, 98, -70, 121}, {}});
ev.outgoing.push_back({gluon, { -12, 95, -56, 111}, {}});
ev.outgoing.push_back({gluon, { 68, 93, 20, 117}, {}});
ev.outgoing.push_back({gluon, { 23, -70, 22, 77}, {}});
ev.outgoing.push_back({gluon, { -15, -32, 16, 39}, {}});
ev.outgoing.push_back({gluon, { -48, -96, 75, 131}, {}});
ev.incoming[0] = {gluon, { 0, 0, -381, 381}, {}};
ev.incoming[1] = {gluon, { 0, 0, 324, 324}, {}};
return ev;
case -5: // jet idx: 0 1 -1 -1 2 3 4
ev.outgoing.push_back({gluon, { -15, -26, -62, 69}, {}});
ev.outgoing.push_back({gluon, { -48, -60, -54, 94}, {}});
ev.outgoing.push_back({gluon, { 23, 10, -14, 29}, {}});
ev.outgoing.push_back({gluon, { -5, -20, 0, 21}, {}});
ev.outgoing.push_back({gluon, { 68, 93, 20, 117}, {}});
ev.outgoing.push_back({gluon, { -11, -92, 40, 101}, {}});
ev.outgoing.push_back({gluon, { -12, 95, 56, 111}, {}});
ev.incoming[0] = {gluon, { 0, 0, -278, 278}, {}};
ev.incoming[1] = {gluon, { 0, 0, 264, 264}, {}};
return ev;
case -6: // jet idx: 0 1 1 2 -1 2 3
// jet pt fraction: 1 0.63 0.36 0.49 1 0.51 1
ev.outgoing.push_back({gluon, { 68, 93, -20, 117}, {}});
ev.outgoing.push_back({gluon, { -48, -100, 26, 114}, {}});
ev.outgoing.push_back({gluon, { -15, -62, 26, 69}, {}});
ev.outgoing.push_back({gluon, { -12, 95, 56, 111}, {}});
ev.outgoing.push_back({gluon, { -5, -28, 20, 35}, {}});
ev.outgoing.push_back({gluon, { -11, 98, 70, 121}, {}});
ev.outgoing.push_back({gluon, { 23, -96, 92, 135}, {}});
ev.incoming[0] = {gluon, { 0, 0, -216, 216}, {}};
ev.incoming[1] = {gluon, { 0, 0, 486, 486}, {}};
return ev;
case -7: // jet idx: 0 1 2 2 3 3 4
// jet pt fraction: 1 1 0.51 0.49 0.18 0.82 1
ev.outgoing.push_back({gluon, { -15, -80, -100, 129}, {}});
ev.outgoing.push_back({gluon, { 23, -96, -92, 135}, {}});
ev.outgoing.push_back({gluon, { -11, 98, -70, 121}, {}});
ev.outgoing.push_back({gluon, { -12, 95, -56, 111}, {}});
ev.outgoing.push_back({gluon, { -5, -22, -10, 25}, {}});
ev.outgoing.push_back({gluon, { -48, -88, -31, 105}, {}});
ev.outgoing.push_back({gluon, { 68, 93, 20, 117}, {}});
ev.incoming[0] = {gluon, { 0, 0, -541, 541}, {}};
ev.incoming[1] = {gluon, { 0, 0, 202, 202}, {}};
return ev;
case -8: // jet idx: 0 1 2 2 2 3 4
// jet pt fraction: 1 1 0.21 0.37 0.41 1 1
ev.outgoing.push_back({gluon, { -48, -44, -62, 90}, {}});
ev.outgoing.push_back({gluon, { -12, 95, -56, 111}, {}});
ev.outgoing.push_back({gluon, { -5, -50, -22, 55}, {}});
ev.outgoing.push_back({gluon, { 23, -90, -34, 99}, {}});
ev.outgoing.push_back({gluon, { -15, -100, -28, 105}, {}});
ev.outgoing.push_back({gluon, { 68, 93, -20, 117}, {}});
ev.outgoing.push_back({gluon, { -11, 96, 76, 123}, {}});
ev.incoming[0] = {gluon, { 0, 0, -423, 423}, {}};
ev.incoming[1] = {gluon, { 0, 0, 277, 277}, {}};
return ev;
case -9: // jet idx: 0 1 2 1 3 0 4
// jet pt fraction: 0.72 0.51 1 0.49 1 0.28 1
ev.outgoing.push_back({gluon, { -15, -98, -62, 117}, {}});
ev.outgoing.push_back({gluon, { -12, 95, -56, 111}, {}});
ev.outgoing.push_back({gluon, { 23, -76, -40, 89}, {}});
ev.outgoing.push_back({gluon, { -11, 92, -40, 101}, {}});
ev.outgoing.push_back({gluon, { -48, -68, -34, 90}, {}});
ev.outgoing.push_back({gluon, { -5, -38, -14, 41}, {}});
ev.outgoing.push_back({gluon, { 68, 93, 20, 117}, {}});
ev.incoming[0] = {gluon, { 0, 0, -446, 446}, {}};
ev.incoming[1] = {gluon, { 0, 0, 220, 220}, {}};
return ev;
case -10: // jet idx: 0 1 3 2 4 3 1
// jet pt fraction: 1 0.33 0.51 1 1 0.49 0.67
ev.outgoing.push_back({gluon, { 68, 93, 20, 117}, {}});
ev.outgoing.push_back({gluon, { -5, -48, 16, 51}, {}});
ev.outgoing.push_back({gluon, { -12, 95, 56, 111}, {}});
ev.outgoing.push_back({gluon, { 23, -76, 52, 95}, {}});
ev.outgoing.push_back({gluon, { -48, -60, 54, 94}, {}});
ev.outgoing.push_back({gluon, { -11, 92, 68, 115}, {}});
ev.outgoing.push_back({gluon, { -15, -96, 72, 121}, {}});
ev.incoming[0] = {gluon, { 0, 0, -183, 183}, {}};
ev.incoming[1] = {gluon, { 0, 0, 521, 521}, {}};
return ev;
case -11: // jet idx: 0 1 2 3 4 -1 5
// jet pt fraction: 1 1 1 1 1 1 1
ev.outgoing.push_back({gluon, { -11, 98, -70, 121}, {}});
ev.outgoing.push_back({gluon, { -15, -98, -62, 117}, {}});
ev.outgoing.push_back({gluon, { 23, -90, -2, 93}, {}});
ev.outgoing.push_back({gluon, { -48, -76, 2, 90}, {}});
ev.outgoing.push_back({gluon, { 68, 93, 20, 117}, {}});
ev.outgoing.push_back({gluon, { -5, -22, 10, 25}, {}});
ev.outgoing.push_back({gluon, { -12, 95, 56, 111}, {}});
ev.incoming[0] = {gluon, { 0, 0, -360, 360}, {}};
ev.incoming[1] = {gluon, { 0, 0, 314, 314}, {}};
return ev;
case -12: // jet idx: 0 1 -1 2 3 4 3
// jet pt fraction: 1 1 1 1 0.35 1 0.65
ev.outgoing.push_back({gluon, { 23, -94, -62, 115}, {}});
ev.outgoing.push_back({gluon, { -12, 95, -56, 111}, {}});
ev.outgoing.push_back({gluon, { -5, -28, 4, 29}, {}});
ev.outgoing.push_back({gluon, { 68, 93, 20, 117}, {}});
ev.outgoing.push_back({gluon, { -15, -58, 34, 69}, {}});
ev.outgoing.push_back({gluon, { -11, 92, 68, 115}, {}});
ev.outgoing.push_back({gluon, { -48, -100, 82, 138}, {}});
ev.incoming[0] = {gluon, { 0, 0, -302, 302}, {}};
ev.incoming[1] = {gluon, { 0, 0, 392, 392}, {}};
return ev;
case -13: // jet idx: 0 1 2 3 3 4 2
// jet pt fraction: 1 1 0.5 0.35 0.65 1 0.5
ev.outgoing.push_back({gluon, { -15, -98, -62, 117}, {}});
ev.outgoing.push_back({gluon, { 68, 93, 20, 117}, {}});
ev.outgoing.push_back({gluon, { -12, 95, 56, 111}, {}});
ev.outgoing.push_back({gluon, { -5, -28, 20, 35}, {}});
ev.outgoing.push_back({gluon, { -48, -96, 75, 131}, {}});
ev.outgoing.push_back({gluon, { 23, -62, 50, 83}, {}});
ev.outgoing.push_back({gluon, { -11, 96, 76, 123}, {}});
ev.incoming[0] = {gluon, { 0, 0, -241, 241}, {}};
ev.incoming[1] = {gluon, { 0, 0, 476, 476}, {}};
return ev;
case -14: // jet idx: 0 1 2 3 3 4 2
// jet pt fraction: 1 1 0.52 0.35 0.65 1 0.48
ev.outgoing.push_back({gluon, { 23, -94, -62, 115}, {}});
ev.outgoing.push_back({gluon, { 68, 93, 20, 117}, {}});
ev.outgoing.push_back({gluon, { -12, 95, 56, 111}, {}});
ev.outgoing.push_back({gluon, { -15, -96, 72, 121}, {}});
ev.outgoing.push_back({gluon, { -5, -42, 38, 57}, {}});
ev.outgoing.push_back({gluon, { -48, -44, 62, 90}, {}});
ev.outgoing.push_back({gluon, { -11, 88, 88, 125}, {}});
ev.incoming[0] = {gluon, { 0, 0, -231, 231}, {}};
ev.incoming[1] = {gluon, { 0, 0, 505, 505}, {}};
return ev;
case -15: // jet idx: 0 -1 1 0 2 3 4
// jet pt fraction: 0.51 1 1 0.49 1 1 1
ev.outgoing.push_back({gluon, { -11, 98, -70, 121}, {}});
ev.outgoing.push_back({gluon, { -5, -16, -12, 21}, {}});
ev.outgoing.push_back({gluon, { 23, -94, -62, 115}, {}});
ev.outgoing.push_back({gluon, { -12, 95, -56, 111}, {}});
ev.outgoing.push_back({gluon, { 68, 93, 20, 117}, {}});
ev.outgoing.push_back({gluon, { -48, -76, 70, 114}, {}});
ev.outgoing.push_back({gluon, { -15, -100, 80, 129}, {}});
ev.incoming[0] = {gluon, { 0, 0, -379, 379}, {}};
ev.incoming[1] = {gluon, { 0, 0, 349, 349}, {}};
return ev;
}
}
throw HEJ::unknown_option{"unknown process"};
}
HEJ::Event::EventData parse_configuration(
std::array<std::string,2> const & in, std::vector<std::string> const & out,
int const overwrite_boson
){
auto boson = std::find_if(out.cbegin(), out.cend(),
[](std::string const & id){
return !HEJ::is_parton(HEJ::to_ParticleID(id)); });
int const pos_boson = (overwrite_boson!=0)?overwrite_boson:
((boson == out.cend())?-1:std::distance(out.cbegin(), boson));
std::size_t njets = out.size();
if( (overwrite_boson == 0) && boson != out.cend()) --njets;
HEJ::Event::EventData ev{get_process(njets, pos_boson)};
ASSERT((pos_boson<0) || (ev.outgoing[pos_boson].type == HEJ::ParticleID::higgs));
for(std::size_t i=0; i<out.size(); ++i){
ev.outgoing[i].type = HEJ::to_ParticleID(out[i]);
// decay W
if( std::abs(ev.outgoing[i].type) == HEJ::ParticleID::Wp )
ev.decays[i]=decay_W(ev.outgoing[i]);
// decay Z
if( ev.outgoing[i].type == HEJ::ParticleID::Z_photon_mix )
ev.decays[i]=decay_Z(ev.outgoing[i]);
}
for(std::size_t i=0; i<in.size(); ++i){
ev.incoming[i].type = HEJ::to_ParticleID(in[i]);
}
shuffle_particles(ev);
return ev;
}
namespace {
std::mt19937_64 RAN{0};
}
void shuffle_particles(HEJ::Event::EventData & ev) {
// incoming
std::shuffle(ev.incoming.begin(), ev.incoming.end(), RAN);
// outgoing (through index)
auto old_outgoing = std::move(ev).outgoing;
std::vector<std::size_t> idx(old_outgoing.size());
std::iota(idx.begin(), idx.end(), 0);
std::shuffle(idx.begin(), idx.end(), RAN);
ev.outgoing.clear();
ev.outgoing.reserve(old_outgoing.size());
for(std::size_t i: idx) {
ev.outgoing.emplace_back(std::move(old_outgoing[i]));
}
// find decays again
if(!ev.decays.empty()){
auto old_decays = std::move(ev).decays;
ev.decays.clear();
for(std::size_t i=0; i<idx.size(); ++i) {
auto decay = old_decays.find(idx[i]);
if(decay != old_decays.end())
ev.decays.emplace(i, std::move(decay->second));
}
for(auto & decay: ev.decays){
std::shuffle(decay.second.begin(), decay.second.end(), RAN);
}
}
}
std::vector<HEJ::Particle> decay_W( HEJ::Particle const & parent ){
if(parent.m() == 0.) // we can't decay massless partons
return {};
std::array<HEJ::ParticleID, 2> decays{};
if(parent.type==HEJ::ParticleID::Wp){
// order matters: first particle, second anti
decays[0] = HEJ::ParticleID::nu_e;
decays[1] = HEJ::ParticleID::e_bar;
} else {
// this function is for testing: we don't check that parent==W boson
decays[0] = HEJ::ParticleID::e;
decays[1] = HEJ::ParticleID::nu_e_bar;
}
std::vector<HEJ::Particle> decay_products(decays.size());
for(std::size_t i = 0; i < decays.size(); ++i){
decay_products[i].type = decays[i];
}
// choose polar and azimuth angle in parent rest frame
const double E = parent.m()/2;
const double theta = 2.*M_PI*RAN()/static_cast<double>(RAN.max());
const double cos_phi = 2.*RAN()/static_cast<double>(RAN.max())-1.;
const double sin_phi = std::sqrt(1. - cos_phi*cos_phi); // Know 0 < phi < pi
const double px = E*std::cos(theta)*sin_phi;
const double py = E*std::sin(theta)*sin_phi;
const double pz = E*cos_phi;
decay_products[0].p.reset(px, py, pz, E);
decay_products[1].p.reset(-px, -py, -pz, E);
for(auto & particle: decay_products) particle.p.boost(parent.p);
return decay_products;
}
std::vector<HEJ::Particle> decay_Z( HEJ::Particle const & parent ){
if(parent.m() == 0.) // we can't decay massless partons
return {};
std::array<HEJ::ParticleID, 2> decays{};
// order matters: first particle, second anti
decays[0] = HEJ::ParticleID::electron;
decays[1] = HEJ::ParticleID::positron;
std::vector<HEJ::Particle> decay_products(decays.size());
for(size_t i = 0; i < decays.size(); ++i){
decay_products[i].type = decays[i];
}
// choose polar and azimuth angle in parent rest frame
const double E = parent.m()/2;
const double theta = 2.*M_PI*RAN()/(1.*RAN.max());
const double cos_phi = 2.*RAN()/(1.*RAN.max())-1.;
const double sin_phi = sqrt(1. - cos_phi*cos_phi); // Know 0 < phi < pi
const double px = E*cos(theta)*sin_phi;
const double py = E*sin(theta)*sin_phi;
const double pz = E*cos_phi;
decay_products[0].p.reset(px, py, pz, E);
decay_products[1].p.reset(-px, -py, -pz, E);
for(auto & particle: decay_products) particle.p.boost(parent.p);
return decay_products;
}
diff --git a/t/test_classify.cc b/t/test_classify.cc
index 62b274f..d3f072d 100644
--- a/t/test_classify.cc
+++ b/t/test_classify.cc
@@ -1,525 +1,540 @@
/**
* \authors The HEJ collaboration (see AUTHORS for details)
* \date 2019-2020
* \copyright GPLv2 or later
*/
#include "hej_test.hh"
#include <array>
#include <cstdlib>
#include <iostream>
#include <random>
#include <string>
#include <vector>
#include "fastjet/JetDefinition.hh"
#include "HEJ/Event.hh"
#include "HEJ/event_types.hh"
#include "HEJ/exceptions.hh"
#include "HEJ/PDG_codes.hh"
namespace {
const fastjet::JetDefinition JET_DEF{fastjet::JetAlgorithm::antikt_algorithm, 0.4};
const double MIN_JET_PT{30.};
const std::vector<std::string> ALL_QUARKS{"-4","-1","1","2","3","4"};
const std::vector<std::string> ALL_PARTONS{"g","-2","-1","1","2","3","4"};
const std::vector<std::string> ALL_BOSONS{"h", "Wp", "Wm", "Z_photon_mix"};
const std::vector<std::string> ALL_G_Z{"photon", "Z"};
const std::vector<std::string> ALL_W{"W+", "W-"};
const std::size_t MAX_MULTI = 6;
std::mt19937_64 RAN{0};
bool couple_quark(std::string const & boson, std::string & quark){
if(std::abs(HEJ::to_ParticleID(boson)) == HEJ::ParticleID::Wp){
auto qflav{ HEJ::to_ParticleID(quark) };
if(!HEJ::is_anyquark(qflav)) return false;
const int W_charge = HEJ::to_ParticleID(boson)>0?1:-1;
if(W_charge*qflav < 0 && !(std::abs(qflav)%2)) return false; // not anti-down
if(W_charge*qflav > 0 && (std::abs(qflav)%2)) return false; // not up
quark=std::to_string(qflav-W_charge);
}
if(HEJ::to_ParticleID(boson) == HEJ::ParticleID::Z_photon_mix){
auto qflav{ HEJ::to_ParticleID(quark) };
if(!HEJ::is_anyquark(qflav)) return false;
}
return true;
}
bool match_expectation( HEJ::event_type::EventType expected,
std::array<std::string,2> const & in, std::vector<std::string> const & out,
int const overwrite_boson = 0
){
HEJ::Event ev{ parse_configuration(
in,out,overwrite_boson ).cluster(JET_DEF, MIN_JET_PT)};
if(ev.type() != expected){
std::cerr << "Expected type " << name(expected)
<< " but found " << name(ev.type()) << "\n" << ev;
auto jet_idx{ ev.particle_jet_indices() };
std::cout << "Particle Jet indices: ";
for(int const i: jet_idx)
std::cout << i << " ";
std::cout << std::endl;
return false;
}
return true;
}
//! test FKL configurations
//! if implemented==false : check processes that are not in HEJ yet
bool check_fkl( bool const implemented=true ){
using namespace HEJ;
auto const type{ implemented?event_type::FKL:event_type::non_resummable };
std::vector<std::string> bosons;
if(implemented)
bosons = ALL_BOSONS;
else {
bosons = ALL_G_Z;
}
for(std::string const & first: ALL_PARTONS) // all quark flavours
for(std::string const & last: ALL_PARTONS){
- for(std::size_t njet=2; njet<=MAX_MULTI; ++njet){ // all multiplicities
+ for(std::size_t njet=1; njet<=MAX_MULTI; ++njet){ // all multiplicities
if(njet==5) continue;
std::array<std::string,2> base_in{first,last};
std::vector<std::string> base_out(njet, "g");
- base_out.front() = first;
- base_out.back() = last;
- if(implemented && !match_expectation(type, base_in, base_out))
- return false;
- for(auto const & boson: bosons) // any boson
+ if(njet>1){ // pure jets only for >=2j
+ base_out.front() = first;
+ base_out.back() = last;
+ if(implemented && !match_expectation(type, base_in, base_out))
+ return false;
+ }
+ for(auto const & boson: bosons){ // any boson
for(std::size_t pos=0; pos<=njet; ++pos){ // at any position
+ if(njet == 1){
+ // special case: one jet only for g->h
+ if(boson != "h" || ((pos==0?first:last) != "g")){
+ continue;
+ } else {
+ base_out.front() = pos==0?last:first;
+ }
+ }
auto const & in{base_in};
auto out{base_out};
// change quark flavours for W
const bool couple_idx
= std::uniform_int_distribution<int>{0,1}(RAN) != 0;
if(!couple_quark(boson, couple_idx?out.back():out.front()))
continue;
out.insert(out.begin()+pos, boson);
if(!match_expectation(type, in, out))
return false;
}
+ }
}
}
return true;
}
//! test unordered configurations
//! if implemented==false : check processes that are not in HEJ yet
bool check_uno( bool const implemented=true ){
using namespace HEJ;
auto const b{ implemented?event_type::unob:event_type::non_resummable };
auto const f{ implemented?event_type::unof:event_type::non_resummable };
std::vector<std::string> bosons;
if(implemented) {
bosons = ALL_BOSONS;
} else {
bosons = ALL_G_Z;
}
for(std::string const & uno: ALL_QUARKS) // all quark flavours
for(std::string const & fkl: ALL_PARTONS){
for(std::size_t njet=3; njet<=MAX_MULTI; ++njet){ // all multiplicities >2
if(njet==5) continue;
for(std::size_t i=0; i<2; ++i){ // forward & backwards
std::array<std::string,2> base_in;
std::vector<std::string> base_out(njet, "g");
const std::size_t uno_pos = i?1:(njet-2);
const std::size_t fkl_pos = i?(njet-1):0;
base_in[i?0:1] = uno;
base_in[i?1:0] = fkl;
base_out[uno_pos] = uno;
base_out[fkl_pos] = fkl;
auto expectation{ i?b:f };
if( implemented
&& !match_expectation(expectation, base_in, base_out) )
return false;
for(auto const & boson: bosons){ // any boson
// at any position (higgs only inside FKL chain)
std::size_t start = 0;
std::size_t end = njet;
if(to_ParticleID(boson) == pid::higgs){
start = i?(uno_pos+1):fkl_pos;
end = i?(fkl_pos+1):uno_pos;
}
for(std::size_t pos=start; pos<=end; ++pos){
auto const & in{base_in};
auto out{base_out};
// change quark flavours for W
const bool couple_idx
= std::uniform_int_distribution<int>{0,1}(RAN) != 0;
if(!couple_quark(boson, couple_idx?out[fkl_pos]:out[uno_pos]))
continue;
out.insert(out.begin()+pos, boson);
if(!match_expectation(expectation, in, out))
return false;
}
}
}
}
}
return true;
}
//! test extremal qqbar configurations
//! if implemented==false : check processes that are not in HEJ yet
bool check_extremal_qqbar( bool const implemented=true ){
using namespace HEJ;
auto const b{ implemented?event_type::qqbar_exb:event_type::non_resummable };
auto const f{ implemented?event_type::qqbar_exf:event_type::non_resummable };
std::vector<std::string> bosons;
if(implemented)
bosons = ALL_W;
else {
bosons = ALL_G_Z;
bosons.emplace_back("h");
bosons.emplace_back("Z_photon_mix");
}
for(std::string const & qqbar: ALL_QUARKS) // all quark flavours
for(std::string const & fkl: ALL_PARTONS){
std::string const qqbar2{ std::to_string(HEJ::to_ParticleID(qqbar)*-1) };
for(std::size_t njet=3; njet<=MAX_MULTI; ++njet){ // all multiplicities >2
if(njet==5) continue;
for(std::size_t i=0; i<2; ++i){ // forward & backwards
std::array<std::string,2> base_in;
std::vector<std::string> base_out(njet, "g");
const std::size_t qqbar_pos = i?0:(njet-2);
const std::size_t fkl_pos = i?(njet-1):0;
base_in[i?0:1] = "g";
base_in[i?1:0] = fkl;
base_out[fkl_pos] = fkl;
base_out[qqbar_pos] = qqbar;
base_out[qqbar_pos+1] = qqbar2;
auto expectation{ i?b:f };
if( implemented
&& !match_expectation(expectation, base_in, base_out) )
return false;
for(auto const & boson: bosons){ // all bosons
// at any position (higgs only inside FKL chain)
std::size_t start = 0;
std::size_t end = njet;
if(to_ParticleID(boson) == pid::higgs){
start = i?(qqbar_pos+2):fkl_pos;
end = i?(fkl_pos+1):qqbar_pos;
}
for(std::size_t pos=start; pos<=end; ++pos){
auto const & in{base_in};
auto out{base_out};
// change quark flavours for W
const bool couple_idx
= std::uniform_int_distribution<int>{0,1}(RAN) != 0;
if(couple_idx || !couple_quark(boson, out[fkl_pos]) ){
// (randomly) try couple to FKL, else fall-back to qqbar
if(!couple_quark(boson, out[qqbar_pos]))
couple_quark(boson, out[qqbar_pos+1]);
}
out.insert(out.begin()+pos, boson);
if(!match_expectation(expectation, in, out))
return false;
}
}
}
}
// test allowed jet configurations
if( implemented){
if( !( match_expectation(f,{fkl,"g"},{fkl,"g","g","g","g",qqbar,qqbar2}, -3)
&& match_expectation(b,{"g",fkl},{qqbar,qqbar2,"g","g","g","g",fkl}, -4)
&& match_expectation(f,{fkl,"g"},{fkl,"g","g","g","g",qqbar,qqbar2}, -5)
&& match_expectation(b,{"g",fkl},{qqbar,qqbar2,"g","g","g","g",fkl}, -5)
&& match_expectation(f,{fkl,"g"},{fkl,"g","g","g","g",qqbar,qqbar2}, -6)
&& match_expectation(f,{fkl,"g"},{fkl,"g","g","g","g",qqbar,qqbar2}, -7)
&& match_expectation(b,{"g",fkl},{qqbar,qqbar2,"g","g","g","g",fkl}, -7)
&& match_expectation(f,{fkl,"g"},{fkl,"g","g","g","g",qqbar,qqbar2}, -8)
&& match_expectation(b,{"g",fkl},{qqbar,qqbar2,"g","g","g","g",fkl}, -8)
&& match_expectation(b,{"g",fkl},{qqbar,qqbar2,"g","g","g","g",fkl}, -9)
&& match_expectation(f,{fkl,"g"},{fkl,"g","g","g","g",qqbar,qqbar2}, -10)
&& match_expectation(f,{fkl,"g"},{fkl,"g","g","g","g",qqbar,qqbar2}, -11)
&& match_expectation(b,{"g",fkl},{qqbar,qqbar2,"g","g","g","g",fkl}, -11)
&& match_expectation(f,{fkl,"g"},{fkl,"g","g","g","g",qqbar,qqbar2}, -12)
&& match_expectation(b,{"g",fkl},{qqbar,qqbar2,"g","g","g","g",fkl}, -12)
))
return false;
if (fkl == "2") {
if( !( match_expectation(f,{"2","g"},{"1","Wp","g","g","g",qqbar,qqbar2}, -3)
&& match_expectation(b,{"g","2"},{qqbar,qqbar2,"g","Wp","g","g","1"}, -4)
&& match_expectation(f,{"2","g"},{"1","Wp","g","g","g",qqbar,qqbar2}, -5)
&& match_expectation(b,{"g","2"},{qqbar,qqbar2,"g","Wp","g","g","1"}, -5)
&& match_expectation(f,{"2","g"},{"1","g","Wp","g","g",qqbar,qqbar2}, -6)
&& match_expectation(f,{"2","g"},{"1","g","g","g","Wp",qqbar,qqbar2}, -7)
&& match_expectation(b,{"g","2"},{qqbar,qqbar2,"g","g","g","Wp","1"}, -7)
&& match_expectation(f,{"2","g"},{"1","Wp","g","g","g",qqbar,qqbar2}, -8)
&& match_expectation(b,{"g","2"},{qqbar,qqbar2,"Wp","g","g","g","1"}, -8)
&& match_expectation(b,{"g","2"},{qqbar,qqbar2,"g","Wp","g","g","1"}, -9)
&& match_expectation(f,{"2","g"},{"1","g","g","g","Wp",qqbar,qqbar2}, -10)
&& match_expectation(f,{"2","g"},{"1","g","g","g","Wp",qqbar,qqbar2}, -11)
&& match_expectation(b,{"g","2"},{qqbar,qqbar2,"g","g","g","Wp","1"}, -11)
&& match_expectation(f,{"2","g"},{"1","g","g","g","Wp",qqbar,qqbar2}, -12)
&& match_expectation(b,{"g","2"},{qqbar,qqbar2,"g","Wp","g","g","1"}, -12)
))
return false;
}
}
}
return true;
}
//! test central qqbar configurations
//! if implemented==false : check processes that are not in HEJ yet
bool check_central_qqbar(bool const implemented=true){
using namespace HEJ;
auto const t{ implemented?event_type::qqbar_mid:event_type::non_resummable };
std::vector<std::string> bosons;
if(implemented)
bosons = ALL_W;
else {
bosons = ALL_G_Z;
bosons.emplace_back("h");
bosons.emplace_back("Z_photon_mix");
}
for(std::string const & qqbar: ALL_QUARKS) // all quark flavours
for(std::string const & fkl1: ALL_PARTONS)
for(std::string const & fkl2: ALL_PARTONS){
std::string const qqbar2{ std::to_string(HEJ::to_ParticleID(qqbar)*-1) };
for(std::size_t njet=4; njet<=MAX_MULTI; ++njet){ // all multiplicities >3
if(njet==5) continue;
for(std::size_t qqbar_pos=1; qqbar_pos<njet-2; ++qqbar_pos){ // any qqbar position
std::array<std::string,2> base_in;
std::vector<std::string> base_out(njet, "g");
base_in[0] = fkl1;
base_in[1] = fkl2;
base_out.front() = fkl1;
base_out.back() = fkl2;
base_out[qqbar_pos] = qqbar;
base_out[qqbar_pos+1] = qqbar2;
if( implemented && !match_expectation(t, base_in, base_out) )
return false;
for(auto const & boson: bosons) // any boson
for(std::size_t pos=0; pos<=njet; ++pos){ // at any position
if( to_ParticleID(boson) == pid::higgs
&& (pos==qqbar_pos || pos==qqbar_pos+1) )
continue;
auto const & in{base_in};
auto out{base_out};
// change quark flavours for W
const int couple_idx{ std::uniform_int_distribution<int>{0,2}(RAN) };
// (randomly) try couple to FKL, else fall-back to qqbar
if( couple_idx == 0 && couple_quark(boson, out.front()) ){}
else if( couple_idx == 1 && couple_quark(boson, out.back()) ){}
else {
if(!couple_quark(boson, out[qqbar_pos]))
couple_quark(boson, out[qqbar_pos+1]);
}
out.insert(out.begin()+pos, boson);
if(!match_expectation(t, in, out))
return false;
}
}
}
}
return true;
}
// this checks a (non excessive) list of non-resummable states
bool check_non_resummable(){
auto type{ HEJ::event_type::non_resummable};
return
+ // 1j - crossing lines
+ match_expectation(type, {"g","2"}, {"2","h"})
+ && match_expectation(type, {"-1","g"}, {"h","-1"})
// 2j - crossing lines
- match_expectation(type, {"g","2"}, {"2","g"})
+ && match_expectation(type, {"g","2"}, {"2","g"})
&& match_expectation(type, {"-1","g"}, {"g","-1"})
&& match_expectation(type, {"1","-1"}, {"-1","1"})
&& match_expectation(type, {"g","2"}, {"2","g","h"})
&& match_expectation(type, {"1","2"}, {"2","h","1"})
&& match_expectation(type, {"1","-1"}, {"h","-1","1"})
&& match_expectation(type, {"g","2"}, {"Wp","1","g"})
&& match_expectation(type, {"1","-1"}, {"-2","Wp","1"})
&& match_expectation(type, {"4","g"}, {"g","3","Wp"})
&& match_expectation(type, {"1","-2"}, {"-1","Wm","1"})
&& match_expectation(type, {"g","3"}, {"4","g","Wm"})
&& match_expectation(type, {"1","3"}, {"Wm","4","1"})
&& match_expectation(type, {"g","2"}, {"Z_photon_mix","2","g"})
&& match_expectation(type, {"1","-1"}, {"-1","Z_photon_mix","1"})
&& match_expectation(type, {"4","g"}, {"g","4","Z_photon_mix"})
// 2j - qqbar
&& match_expectation(type, {"g","g"}, {"1","-1"})
&& match_expectation(type, {"g","g"}, {"-2","2","h"})
&& match_expectation(type, {"g","g"}, {"-4","Wp","3"})
&& match_expectation(type, {"g","g"}, {"Wm","-1","2"})
&& match_expectation(type, {"g","g"}, {"-3","Z_photon_mix","3"})
// 3j - crossing lines
&& match_expectation(type, {"g","4"}, {"4","g","g"})
&& match_expectation(type, {"-1","g"}, {"g","g","-1"})
&& match_expectation(type, {"1","3"}, {"3","g","1"})
&& match_expectation(type, {"-2","2"}, {"2","g","-2","h"})
&& match_expectation(type, {"-3","g"}, {"g","g","Wp","-4"})
&& match_expectation(type, {"1","-2"}, {"Wm","-1","g","1"})
&& match_expectation(type, {"-1","g"}, {"1","-1","-1"})
&& match_expectation(type, {"1","-4"}, {"Z_photon_mix","-4","g","1"})
// higgs inside uno
&& match_expectation(type, {"-1","g"}, {"g","h","-1","g"})
&& match_expectation(type, {"-1","1"}, {"g","h","-1","1"})
&& match_expectation(type, {"g","2"}, {"g","2","h","g"})
&& match_expectation(type, {"-1","1"}, {"-1","1","h","g"})
// higgs outside uno
&& match_expectation(type, {"-1","g"}, {"h","g","-1","g"})
&& match_expectation(type, {"-1","1"}, {"-1","1","g","h"})
// higgs inside qqbar
&& match_expectation(type, {"g","g"}, {"-1","h","1","g","g"})
&& match_expectation(type, {"g","g"}, {"g","-1","h","1","g"})
&& match_expectation(type, {"g","g"}, {"g","g","2","h","-2"})
// higgs outside qqbar
&& match_expectation(type, {"g","g"}, {"h","-1","1","g","g"})
&& match_expectation(type, {"g","g"}, {"g","g","2","-2","h"})
// 4j - two uno
&& match_expectation(type, {"-2","2"}, {"g","-2","2","g"})
&& match_expectation(type, {"1","3"}, {"g","1","h","3","g"})
&& match_expectation(type, {"1","2"}, {"g","1","3","Wp","g"})
&& match_expectation(type, {"1","-2"}, {"g","Wm","1","-1","g"})
&& match_expectation(type, {"3","2"}, {"g","3","Z_photon_mix","2","g"})
// 4j - two gluon outside
&& match_expectation(type, {"g","4"}, {"g","4","g","g"})
&& match_expectation(type, {"1","3"}, {"1","3","h","g","g"})
&& match_expectation(type, {"1","2"}, {"1","3","g","Wp","g"})
&& match_expectation(type, {"1","-2"}, {"1","Wm","-1","g","g"})
&& match_expectation(type, {"-1","g"}, {"g","g","-1","g"})
&& match_expectation(type, {"1","3"}, {"g","g","1","3","h"})
&& match_expectation(type, {"1","2"}, {"g","g","1","Wp","3"})
&& match_expectation(type, {"1","-2"}, {"Wm","g","g","1","-1"})
&& match_expectation(type, {"-1","2"}, {"g","g","-1","Z_photon_mix","2"})
// 4j - ggx+uno
&& match_expectation(type, {"g","4"}, {"1","-1","4","g"})
&& match_expectation(type, {"2","g"}, {"g","2","-3","3"})
&& match_expectation(type, {"g","4"}, {"1","-1","h","4","g"})
&& match_expectation(type, {"2","g"}, {"g","2","-3","3","h"})
&& match_expectation(type, {"g","4"}, {"Wp","1","-1","3","g"})
&& match_expectation(type, {"2","g"}, {"g","2","-4","Wp","3"})
&& match_expectation(type, {"g","4"}, {"2","Wm","-1","4","g"})
&& match_expectation(type, {"2","g"}, {"g","2","Wp","-3","4"})
&& match_expectation(type, {"-4","g"}, {"g","-4","-3","3","Z_photon_mix"})
// 3j - crossing+uno
&& match_expectation(type, {"1","4"}, {"g","4","1"})
&& match_expectation(type, {"1","4"}, {"4","1","g"})
&& match_expectation(type, {"1","4"}, {"g","h","4","1"})
&& match_expectation(type, {"-1","-3"},{"Wm","g","-4","-1"})
&& match_expectation(type, {"1","4"}, {"3","1","Wp","g"})
&& match_expectation(type, {"1","4"}, {"3","1","g","h"})
&& match_expectation(type, {"2","3"}, {"3","2","Z_photon_mix","g"})
// 3j - crossing+qqbar
&& match_expectation(type, {"1","g"}, {"-1","1","g","1"})
&& match_expectation(type, {"1","g"}, {"-1","1","1","g"})
&& match_expectation(type, {"g","1"}, {"1","g","1","-1"})
&& match_expectation(type, {"g","1"}, {"g","1","1","-1"})
&& match_expectation(type, {"1","g"}, {"2","-2","g","1"})
&& match_expectation(type, {"1","g"}, {"2","-2","1","g"})
&& match_expectation(type, {"g","1"}, {"1","g","-2","2"})
&& match_expectation(type, {"g","1"}, {"g","1","-2","2"})
&& match_expectation(type, {"1","g"}, {"-1","1","h","g","1"})
&& match_expectation(type, {"1","g"}, {"-1","h","1","1","g"})
&& match_expectation(type, {"g","1"}, {"1","g","1","h","-1"})
&& match_expectation(type, {"g","1"}, {"h","g","1","1","-1"})
&& match_expectation(type, {"1","g"}, {"2","-2","1","g","h"})
&& match_expectation(type, {"g","1"}, {"g","h","1","-2","2"})
&& match_expectation(type, {"1","g"}, {"Wp","3","-4","g","1"})
&& match_expectation(type, {"3","g"}, {"-2","Wm","1","3","g"})
&& match_expectation(type, {"g","1"}, {"1","g","Wm","-3","4"})
&& match_expectation(type, {"g","-3"}, {"g","-3","-1","Wp","2"})
&& match_expectation(type, {"g","2"}, {"2","g","Z_photon_mix","4","-4"})
// 4j- gluon in qqbar
&& match_expectation(type, {"g","1"}, {"1","g","-1","1"})
&& match_expectation(type, {"1","g"}, {"1","-1","g","1"})
&& match_expectation(type, {"g","1"}, {"1","g","Wm","-2","1"})
&& match_expectation(type, {"2","g"}, {"2","-2","g","Wp","1"})
&& match_expectation(type, {"g","g"}, {"Wp","3","g","-4","g"})
&& match_expectation(type, {"1","g"}, {"1","h","-1","g","1"})
&& match_expectation(type, {"3","g"}, {"3","1","g","Z_photon_mix","-1"})
// 6j - two qqbar
&& match_expectation(type, {"g","g"}, {"1","-1","g","g","1","-1"})
&& match_expectation(type, {"g","g"}, {"1","-1","g","1","-1","g"})
&& match_expectation(type, {"g","g"}, {"g","1","-1","g","1","-1"})
&& match_expectation(type, {"g","g"}, {"g","1","-1","1","-1","g"})
&& match_expectation(type, {"g","g"}, {"g","1","1","-1","-1","g"})
&& match_expectation(type, {"g","g"}, {"h","1","-1","g","g","1","-1"})
&& match_expectation(type, {"g","g"}, {"1","Wp","-2","g","1","-1","g"})
&& match_expectation(type, {"g","g"}, {"g","1","Wp","-1","g","1","-2"})
&& match_expectation(type, {"g","g"}, {"g","1","-1","Wm","2","-1","g"})
&& match_expectation(type, {"g","g"}, {"g","1","2","-1","Wm","-1","g"})
&& match_expectation(type, {"g","g"}, {"2","-2","g","-1","1","Z_photon_mix","g"})
// random stuff (can be non-physical)
&& match_expectation(type, {"g","g"}, {"1","-2","2","-1"}) // != 2 qqbar
&& match_expectation(type, {"g","g"}, {"1","-2","2","g"}) // could be qqbar
&& match_expectation(type, {"e+","e-"},{"1","-1"}) // bad initial state
&& match_expectation(type, {"1","e-"}, {"g","1","Wm"}) // bad initial state
&& match_expectation(type, {"h","g"}, {"g","g"}) // bad initial state
&& match_expectation(type, {"-1","g"}, {"-1","1","1"}) // bad qqbar
&& match_expectation(type, {"-1","g"}, {"1","1","-1"}) // crossing in bad qqbar
&& match_expectation(type, {"-1","g"}, {"-2","1","1","Wp"}) // bad qqbar
&& match_expectation(type, {"1","2"}, {"1","-1","g","g","g","2"}) // bad qqbar
&& match_expectation(type, {"1","2"}, {"1","-1","-2","g","g","2"}) // gluon in bad qqbar
&& match_expectation(type, {"g","g"}, {"-1","2","g","g"}) // wrong back qqbar
&& match_expectation(type, {"g","g"}, {"g","g","2","1"}) // wrong forward qqbar
&& match_expectation(type, {"g","g"}, {"g","-2","1","g"}) // wrong central qqbar
&& match_expectation(type, {"1","g"}, {"1","-2","g","g","Wp"}) // extra quark
&& match_expectation(type, {"g","1"}, {"g","g","-2","1","Wp"}) // extra quark
&& match_expectation(type, {"g","1"}, {"g","g","Wp","-2","1"}) // extra quark
&& match_expectation(type, {"g","1"}, {"g","-2","1","g","Wp"}) // extra quark
&& match_expectation(type, {"g","g"}, {"g","g","g","-2","1","-1","Wp"}) // extra quark
&& match_expectation(type, {"1","g"}, {"g","Wp","1","-2","g"}) // extra quark
&& match_expectation(type, {"g","g"}, {"1","-1","-2","g","g","g","Wp"}) // extra quark
;
}
// Two boson states, that are currently not implemented
bool check_bad_FS(){
auto type{ HEJ::event_type::bad_final_state};
return
match_expectation(type, {"g","g"}, {"g","h","h","g"})
&& match_expectation(type, {"g","g"}, {"h","g","h","g"})
&& match_expectation(type, {"g","-1"}, {"g","h","Wp","-2"})
&& match_expectation(type, {"-3","-1"},{"-4","g","Wp","Wp","-2"})
&& match_expectation(type, {"-4","-1"},{"-3","Wp","g","Wm","-2"})
&& match_expectation(type, {"-4","-1"},{"g","-3","Wp","Wm","-2"})
&& match_expectation(type, {"-4","-1"},{"-4","g","11","-11","-2"})
&& match_expectation(type, {"-4","-1"},{"-4","g","-13","g","-2"})
&& match_expectation(type, {"3","-2"}, {"Wp","3","Wm","g","g","g","-2"}, -13)
&& match_expectation(type, {"1","2"},{"1","g","Z_photon_mix","Z_photon_mix","2"})
&& match_expectation(type, {"-4","g"},{"-4","Z_photon_mix","g","Z_photon_mix","g"})
&& match_expectation(type, {"g","-2"}, {"g","Z_photon_mix","Wm","-1"})
&& match_expectation(type, {"3","1"},{"3","g","h","Z_photon_mix","1"})
;
}
// not enough jets
bool check_not_enough_jets(){
auto type{ HEJ::event_type::not_enough_jets};
return
match_expectation(type, {"g","g"}, {})
&& match_expectation(type, {"1","-1"}, {})
&& match_expectation(type, {"g","-1"}, {"-1"})
&& match_expectation(type, {"g","g"}, {"g"})
+ && match_expectation(type, {"g","g"}, {"h"})
;
}
// not implemented processes
bool check_not_implemented(){
return check_fkl(false)
&& check_uno(false)
&& check_extremal_qqbar(false)
&& check_central_qqbar(false);
}
} // namespace
int main() {
// tests for "no false negatives"
// i.e. all HEJ-configurations get classified correctly
if(!check_fkl()) return EXIT_FAILURE;
if(!check_uno()) return EXIT_FAILURE;
if(!check_extremal_qqbar()) return EXIT_FAILURE;
if(!check_central_qqbar()) return EXIT_FAILURE;
// test for "no false positive"
// i.e. non-resummable gives non-resummable
if(!check_non_resummable()) return EXIT_FAILURE;
if(!check_bad_FS()) return EXIT_FAILURE;
if(!check_not_enough_jets()) return EXIT_FAILURE;
if(!check_not_implemented()) return EXIT_FAILURE;
return EXIT_SUCCESS;
}

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