Belle II Software light-2509-fornax
roe_variables.cc
1/**************************************************************************
2 * basf2 (Belle II Analysis Software Framework) *
3 * Author: The Belle II Collaboration *
4 * *
5 * See git log for contributors and copyright holders. *
6 * This file is licensed under LGPL-3.0, see LICENSE.md. *
7 **************************************************************************/
8#include <gtest/gtest.h>
9#include "utilities/TestParticleFactory.h"
10
11#include <analysis/VariableManager/Manager.h>
12#include <analysis/dataobjects/Particle.h>
13#include <analysis/dataobjects/ParticleList.h>
14#include <analysis/dataobjects/RestOfEvent.h>
15#include <analysis/utility/PCmsLabTransform.h>
16
17#include <mdst/dataobjects/Track.h>
18#include <mdst/dataobjects/ECLCluster.h>
19#include <mdst/dataobjects/KLMCluster.h>
20
21#include <framework/datastore/StoreArray.h>
22
23using namespace std;
24using namespace Belle2;
25using namespace Belle2::Variable;
26using namespace ROOT::Math;
27
28namespace {
29 class ROEVariablesTest : public ::testing::Test {
30 protected:
32 void SetUp() override
33 {
34
35 StoreObjPtr<ParticleList> pi0ParticleList("pi0:vartest");
36 StoreObjPtr<ParticleList> b0ParticleList("B0:vartest");
38 pi0ParticleList.registerInDataStore(DataStore::c_DontWriteOut);
39 b0ParticleList.registerInDataStore(DataStore::c_DontWriteOut);
40 StoreArray<ECLCluster> myECLClusters;
41 StoreArray<KLMCluster> myKLMClusters;
42 StoreArray<TrackFitResult> myTFRs;
43 StoreArray<Track> myTracks;
44 StoreArray<Particle> myParticles;
45 StoreArray<RestOfEvent> myROEs;
46 StoreObjPtr<RestOfEvent> roeobjptr;
47 myECLClusters.registerInDataStore();
48 myKLMClusters.registerInDataStore();
49 myTFRs.registerInDataStore();
50 myTracks.registerInDataStore();
51 myParticles.registerInDataStore();
52 myROEs.registerInDataStore();
53 myParticles.registerRelationTo(myROEs);
54 roeobjptr.registerInDataStore("RestOfEvent", DataStore::c_DontWriteOut);
56
57 pi0ParticleList.create();
58 pi0ParticleList->initialize(111, "pi0:vartest");
59 b0ParticleList.create();
60 b0ParticleList->initialize(521, "B0:vartest");
61
62 PCmsLabTransform T;
63
64 TestUtilities::TestParticleFactory factory;
65 ROOT::Math::XYZVector ipposition(0, 0, 0);
66 double halfEcms = T.getCMSEnergy() / 2;
67
68 PxPyPzEVector e_momentum(0., 0, halfEcms / 2, halfEcms / 2);
69 e_momentum = T.rotateCmsToLab() * e_momentum;
70 PxPyPzEVector p_momentum(0., 0, -halfEcms / 2, halfEcms / 2);
71 p_momentum = T.rotateCmsToLab() * p_momentum;
72
73 PxPyPzEVector b0_momentum(0, 0, 0, halfEcms);
74 b0_momentum = T.rotateCmsToLab() * b0_momentum;
75 factory.produceParticle(string("^B0 -> e- e+"), b0_momentum, ipposition);
76
77 myParticles[0]->set4Vector(e_momentum);
78 myParticles[1]->set4Vector(p_momentum);
79
80 myParticles[0]->print(); // e-
81 PxPyPzEVector fsp1_momentum(0., 0, halfEcms / 4, halfEcms / 4);
82 fsp1_momentum = T.rotateCmsToLab() * fsp1_momentum;
83 PxPyPzEVector fsp2_momentum(0., 0, -halfEcms / 4, halfEcms / 4);
84 fsp2_momentum = T.rotateCmsToLab() * fsp2_momentum;
85 PxPyPzEVector kl_momentum(0., 0, 0.1, 0.5);
86 kl_momentum = T.rotateCmsToLab() * fsp2_momentum;
87 factory.produceParticle(string("^B0 -> [pi0 -> gamma gamma] [K_S0 -> pi+ pi-]"), b0_momentum, ipposition);
88 KLMCluster myROEKLM;
89 KLMCluster* savedROEKLM = myKLMClusters.appendNew(myROEKLM);
90 Particle* roeKLMParticle = myParticles.appendNew(savedROEKLM);
91
92 // Set momentum of daughters
93 myParticles[3]->set4Vector(fsp1_momentum); // gamma
94 myParticles[4]->set4Vector(fsp2_momentum); // gamma
95 myECLClusters[0]->setEnergy(fsp1_momentum.E()); // gamma
96 myECLClusters[1]->setEnergy(fsp2_momentum.E()); // gamma
97 myParticles[6]->set4Vector(fsp1_momentum); // pi+
98 myParticles[7]->set4Vector(fsp2_momentum); // pi-
99 myParticles[3]->print(); // gamma
100 myParticles[4]->print(); // gamma
101 myParticles[7]->set4Vector(kl_momentum); // K_L0
102 myParticles[7]->print(); // K_L0
103 // Create ROE
104 RestOfEvent roe;
105 vector<const Particle*> roeParticlesToAdd;
106 // Add particles to the ROE
107 roeParticlesToAdd.push_back(myParticles[3]);
108 roeParticlesToAdd.push_back(myParticles[4]);
109 roeParticlesToAdd.push_back(myParticles[6]);
110 roeParticlesToAdd.push_back(myParticles[7]);
111 roeParticlesToAdd.push_back(roeKLMParticle);
112 roe.addParticles(roeParticlesToAdd);
113 RestOfEvent* savedROE = myROEs.appendNew(roe);
114 // Add relation ROE - particle (first B)
115 myParticles[2]->addRelationTo(savedROE); // B0
116 savedROE->print();
117 savedROE->initializeMask("my_mask", "test");
118 std::shared_ptr<Variable::Cut> chargedSelection = std::shared_ptr<Variable::Cut>
119 (Variable::Cut::compile("charge > 0")); // - exclude pi
120 std::shared_ptr<Variable::Cut> photonSelection = std::shared_ptr<Variable::Cut>
121 (Variable::Cut::compile("p > 1.5")); // - exclude gamma
122 std::shared_ptr<Variable::Cut> klSelection = std::shared_ptr<Variable::Cut>
123 (Variable::Cut::compile("E < 0")); // - exclude Klong
124 // Add mask, which should have 1 gamma, 1 pi+, 0 K_L0
125 savedROE->updateMaskWithCuts("my_mask", chargedSelection, photonSelection, klSelection);
126 savedROE->print("my_mask");
127 // Add pi0 from ROE to particle list
128 pi0ParticleList->addParticle(5, 111, Particle::c_Unflavored);
129 b0ParticleList->addParticle(2, 521, Particle::c_Unflavored);
130 }
131
133 void TearDown() override
134 {
136 }
137 };
138
139 /*
140 * Test ROE particle composition variables
141 */
142 TEST_F(ROEVariablesTest, ROEParticleCompositionVariables)
143 {
144 StoreArray<Particle> myParticles{};
145 auto part = myParticles[2]; // B0
146 auto* var = Manager::Instance().getVariable("nROE_Charged()");
147 ASSERT_NE(var, nullptr);
148 EXPECT_FLOAT_EQ(std::get<int>(var->function(part)), 2);
149
150 var = Manager::Instance().getVariable("nROE_Charged(my_mask)");
151 ASSERT_NE(var, nullptr);
152 EXPECT_FLOAT_EQ(std::get<int>(var->function(part)), 1);
153
154 var = Manager::Instance().getVariable("nROE_Charged(all)");
155 ASSERT_NE(var, nullptr);
156 EXPECT_FLOAT_EQ(std::get<int>(var->function(part)), 2);
157
158 var = Manager::Instance().getVariable("nROE_Charged(my_mask, 13)");
159 ASSERT_NE(var, nullptr);
160 EXPECT_FLOAT_EQ(std::get<int>(var->function(part)), 0);
161
162 var = Manager::Instance().getVariable("nROE_Charged(all, 13)");
163 ASSERT_NE(var, nullptr);
164 EXPECT_FLOAT_EQ(std::get<int>(var->function(part)), 0);
165
166 var = Manager::Instance().getVariable("nROE_Charged(my_mask, 211)");
167 ASSERT_NE(var, nullptr);
168 EXPECT_FLOAT_EQ(std::get<int>(var->function(part)), 1);
169
170 var = Manager::Instance().getVariable("nROE_Photons()");
171 ASSERT_NE(var, nullptr);
172 EXPECT_FLOAT_EQ(std::get<int>(var->function(part)), 2);
173
174 var = Manager::Instance().getVariable("nROE_Photons(my_mask)");
175 ASSERT_NE(var, nullptr);
176 EXPECT_FLOAT_EQ(std::get<int>(var->function(part)), 1);
177
178 var = Manager::Instance().getVariable("nROE_NeutralHadrons()");
179 ASSERT_NE(var, nullptr);
180 EXPECT_FLOAT_EQ(std::get<int>(var->function(part)), 1);
181
182 var = Manager::Instance().getVariable("nROE_NeutralHadrons(my_mask)");
183 ASSERT_NE(var, nullptr);
184 EXPECT_FLOAT_EQ(std::get<int>(var->function(part)), 0);
185
186 }
187 /*
188 * Test ROE track/cluster composition variables
189 */
190 TEST_F(ROEVariablesTest, ROETrackClusterCompositionVariables)
191 {
192 StoreArray<Particle> myParticles{};
193 auto part = myParticles[2]; // B0
194
195 auto* var = Manager::Instance().getVariable("nROE_Tracks()");
196 ASSERT_NE(var, nullptr);
197 EXPECT_FLOAT_EQ(std::get<int>(var->function(part)), 2);
198
199 var = Manager::Instance().getVariable("nROE_Tracks(my_mask)");
200 ASSERT_NE(var, nullptr);
201 EXPECT_FLOAT_EQ(std::get<int>(var->function(part)), 1);
202
203 var = Manager::Instance().getVariable("nROE_Tracks(all)");
204 ASSERT_NE(var, nullptr);
205 EXPECT_FLOAT_EQ(std::get<int>(var->function(part)), 2);
206
207 var = Manager::Instance().getVariable("nROE_ECLClusters()");
208 ASSERT_NE(var, nullptr);
209 EXPECT_FLOAT_EQ(std::get<int>(var->function(part)), 2);
210
211 var = Manager::Instance().getVariable("nROE_ECLClusters(my_mask)");
212 ASSERT_NE(var, nullptr);
213 EXPECT_FLOAT_EQ(std::get<int>(var->function(part)), 1);
214
215 var = Manager::Instance().getVariable("nROE_NeutralECLClusters()");
216 ASSERT_NE(var, nullptr);
217 EXPECT_FLOAT_EQ(std::get<int>(var->function(part)), 2);
218
219 var = Manager::Instance().getVariable("nROE_NeutralECLClusters(my_mask)");
220 ASSERT_NE(var, nullptr);
221 EXPECT_FLOAT_EQ(std::get<int>(var->function(part)), 1);
222
223 var = Manager::Instance().getVariable("nROE_KLMClusters");
224 ASSERT_NE(var, nullptr);
225 EXPECT_FLOAT_EQ(std::get<int>(var->function(part)), 1);
226 }
227 /*
228 * Test ROE recoil frame variable
229 */
230 TEST_F(ROEVariablesTest, ROERecoilFrameVariable)
231 {
233 StoreArray<Particle> myParticles{};
234 auto part = myParticles[2]; // B0
235 auto partNotROE = myParticles[0]; // electron has no ROE
236
237 auto* var = Manager::Instance().getVariable("useROERecoilFrame(E)");
238 ASSERT_NE(var, nullptr);
239 EXPECT_FLOAT_EQ(std::get<double>(var->function(part)), 5.2986979);
240
242 roeobjptr.object = myROEs[0];
243 roeobjptr.ptr = myROEs[0];
244
245 var = Manager::Instance().getVariable("useROERecoilFrame(E)");
246 ASSERT_NE(var, nullptr);
247 EXPECT_FLOAT_EQ(std::get<double>(var->function(partNotROE)), 2.801749);
248
249 // Clear ptr at the end
250 roeobjptr.object = nullptr;
251 roeobjptr.ptr = nullptr;
252 }
253 /*
254 * Test ROE kinematics variables
255 */
256 TEST_F(ROEVariablesTest, ROEKinematicsVariables)
257 {
258 StoreArray<Particle> myParticles;
259 auto part = myParticles[2]; // B0
260
261 // Tag side 4 vector
262 PxPyPzEVector roe4Vec(0, 0, 0, 0);
263 roe4Vec += myParticles[3]->get4Vector();
264 roe4Vec += myParticles[4]->get4Vector();
265 roe4Vec += myParticles[6]->get4Vector();
266 roe4Vec += myParticles[7]->get4Vector();
267 // Tag side 4 vector in mask
268 PxPyPzEVector mask4Vec(0, 0, 0, 0);
269 mask4Vec += myParticles[3]->get4Vector();
270 mask4Vec += myParticles[6]->get4Vector();
271 // Signal side 4 vector
272 PxPyPzEVector sig4Vec = part->get4Vector();
273
275 double E0 = T.getCMSEnergy() / 2;
276 auto roe4VecCMS = T.rotateLabToCms() * roe4Vec;
277 auto mask4VecCMS = T.rotateLabToCms() * mask4Vec;
278 auto sig4VecCMS = T.rotateLabToCms() * sig4Vec;
279
280 auto* var = Manager::Instance().getVariable("roeCharge()");
281 ASSERT_NE(var, nullptr);
282 EXPECT_FLOAT_EQ(std::get<double>(var->function(part)), 0.0);
283
284 var = Manager::Instance().getVariable("roeCharge(all)");
285 ASSERT_NE(var, nullptr);
286 EXPECT_FLOAT_EQ(std::get<double>(var->function(part)), 0.0);
287
288 var = Manager::Instance().getVariable("roeCharge(my_mask)");
289 ASSERT_NE(var, nullptr);
290 EXPECT_FLOAT_EQ(std::get<double>(var->function(part)), 1.0);
291
292 var = Manager::Instance().getVariable("roeEextra()");
293 ASSERT_NE(var, nullptr);
294 EXPECT_FLOAT_EQ(std::get<double>(var->function(part)), myParticles[3]->getEnergy() + myParticles[4]->getEnergy());
295
296 var = Manager::Instance().getVariable("roeE()");
297 ASSERT_NE(var, nullptr);
298 EXPECT_FLOAT_EQ(std::get<double>(var->function(part)), roe4Vec.E());
299
300 var = Manager::Instance().getVariable("useCMSFrame(roeE())");
301 ASSERT_NE(var, nullptr);
302 EXPECT_FLOAT_EQ(std::get<double>(var->function(part)), roe4VecCMS.E());
303
304 var = Manager::Instance().getVariable("roeM()");
305 ASSERT_NE(var, nullptr);
306 EXPECT_FLOAT_EQ(std::get<double>(var->function(part)), roe4Vec.mag());
307
308 var = Manager::Instance().getVariable("roeP()");
309 ASSERT_NE(var, nullptr);
310 EXPECT_FLOAT_EQ(std::get<double>(var->function(part)), roe4Vec.P());
311
312 var = Manager::Instance().getVariable("useCMSFrame(roeP())");
313 ASSERT_NE(var, nullptr);
314 EXPECT_FLOAT_EQ(std::get<double>(var->function(part)), roe4VecCMS.P());
315
316 var = Manager::Instance().getVariable("roePTheta()");
317 ASSERT_NE(var, nullptr);
318 EXPECT_FLOAT_EQ(std::get<double>(var->function(part)), roe4Vec.Theta());
319
320 var = Manager::Instance().getVariable("useCMSFrame(roePTheta())");
321 ASSERT_NE(var, nullptr);
322 EXPECT_FLOAT_EQ(std::get<double>(var->function(part)), roe4VecCMS.Theta());
323
324 var = Manager::Instance().getVariable("roeDeltae()");
325 ASSERT_NE(var, nullptr);
326 EXPECT_FLOAT_EQ(std::get<double>(var->function(part)), roe4VecCMS.E() - E0);
327
328 var = Manager::Instance().getVariable("roeDeltae(my_mask)");
329 ASSERT_NE(var, nullptr);
330 EXPECT_FLOAT_EQ(std::get<double>(var->function(part)), mask4VecCMS.E() - E0);
331
332 var = Manager::Instance().getVariable("roeMbc()");
333 ASSERT_NE(var, nullptr);
334 EXPECT_FLOAT_EQ(std::get<double>(var->function(part)), TMath::Sqrt(E0 * E0 - roe4VecCMS.P2()));
335
336 var = Manager::Instance().getVariable("roeMbc(my_mask)");
337 ASSERT_NE(var, nullptr);
338 EXPECT_FLOAT_EQ(std::get<double>(var->function(part)), TMath::Sqrt(E0 * E0 - mask4VecCMS.P2()));
339
340 var = Manager::Instance().getVariable("useCMSFrame(weDeltae(my_mask))");
341 ASSERT_NE(var, nullptr);
342 EXPECT_FLOAT_EQ(std::get<double>(var->function(part)), mask4VecCMS.E() + sig4VecCMS.E() - E0);
343
344 var = Manager::Instance().getVariable("useCMSFrame(weMbc(my_mask))");
345 ASSERT_NE(var, nullptr);
346 EXPECT_FLOAT_EQ(std::get<double>(var->function(part)), TMath::Sqrt(E0 * E0 - mask4VecCMS.P2()));
347
348 var = Manager::Instance().getVariable("useCMSFrame(weMbc(all))");
349 ASSERT_NE(var, nullptr);
350 EXPECT_FLOAT_EQ(std::get<double>(var->function(part)), TMath::Sqrt(E0 * E0 - roe4VecCMS.P2()));
351
352 PxPyPzEVector miss4VecCMS = - (sig4VecCMS + mask4VecCMS);
353 miss4VecCMS.SetE(2 * E0 - (sig4VecCMS.E() + mask4VecCMS.E()));
354
355 var = Manager::Instance().getVariable("useCMSFrame(weMissM2(my_mask,0))");
356 ASSERT_NE(var, nullptr);
357 EXPECT_FLOAT_EQ(std::get<double>(var->function(part)), 5.3290705e-15);
358
359 var = Manager::Instance().getVariable("useCMSFrame(weMissP(my_mask,0))");
360 ASSERT_NE(var, nullptr);
361 EXPECT_FLOAT_EQ(std::get<double>(var->function(part)), miss4VecCMS.P());
362
363 var = Manager::Instance().getVariable("useCMSFrame(weMissPx(my_mask,0))");
364 ASSERT_NE(var, nullptr);
365 EXPECT_FLOAT_EQ(std::get<double>(var->function(part)), 0.);
366
367 var = Manager::Instance().getVariable("useCMSFrame(weMissPy(my_mask,0))");
368 ASSERT_NE(var, nullptr);
369 EXPECT_FLOAT_EQ(std::get<double>(var->function(part)), 0.);
370
371 var = Manager::Instance().getVariable("useCMSFrame(weMissPz(my_mask,0))");
372 ASSERT_NE(var, nullptr);
373 EXPECT_FLOAT_EQ(std::get<double>(var->function(part)), - E0 / 2);
374
375 var = Manager::Instance().getVariable("useCMSFrame(weMissE(my_mask,0))");
376 ASSERT_NE(var, nullptr);
377 EXPECT_FLOAT_EQ(std::get<double>(var->function(part)), miss4VecCMS.E());
378
379 }
380 /*
381 * Test specific kinematic variables
382 */
383 TEST_F(ROEVariablesTest, ROESpecificKinematicVariables)
384 {
385 StoreArray<Particle> myParticles{};
386 auto part = myParticles[2]; // B0
387
388 auto* var = Manager::Instance().getVariable("weCosThetaEll()");
389 ASSERT_NE(var, nullptr);
390 EXPECT_FLOAT_EQ(std::get<double>(var->function(part)), -0.99899036);
391
392 var = Manager::Instance().getVariable("weXiZ()");
393 ASSERT_NE(var, nullptr);
394 EXPECT_FLOAT_EQ(std::get<double>(var->function(part)), 0.31122509);
395
396 var = Manager::Instance().getVariable("useCMSFrame(weQ2lnuSimple(my_mask))");
397 ASSERT_NE(var, nullptr);
398 EXPECT_FLOAT_EQ(std::get<double>(var->function(part)), 0.);
399
400 // FIXME: More complicated test setup is required to pass abs(cos_angle_nu) < 1
401 var = Manager::Instance().getVariable("useCMSFrame(weQ2lnu(my_mask))");
402 ASSERT_NE(var, nullptr);
403 EXPECT_FLOAT_EQ(std::get<double>(var->function(part)), 1.9539925e-14);
404 }
405 /*
406 * Test isInROE variables
407 */
408 TEST_F(ROEVariablesTest, IsInROEVariables)
409 {
410 StoreArray<Particle> myParticles{};
411 auto part = myParticles[2]; // B0
413
415 roeobjptr.object = myROEs[0];
416 roeobjptr.ptr = myROEs[0];
417
418 auto partROE1 = myParticles[3]; // gamma from ROE
419 auto partROE2 = myParticles[5]; // pi from ROE
420 auto partROE3 = myParticles[10]; // K_L0 from ROE
421 auto partROEnotFromMask = myParticles[7]; // pi from ROE not from mask
422 partROEnotFromMask->print(); // gamma
423
424 auto partNotROE = myParticles[0]; // e NOT from ROE
425
426 auto* var = Manager::Instance().getVariable("isInRestOfEvent");
427 ASSERT_NE(var, nullptr);
428 EXPECT_EQ(std::get<bool>(var->function(partROE1)), 1);
429
430 var = Manager::Instance().getVariable("isInRestOfEvent");
431 ASSERT_NE(var, nullptr);
432 EXPECT_EQ(std::get<bool>(var->function(partROE2)), 1);
433
434 var = Manager::Instance().getVariable("isInRestOfEvent");
435 ASSERT_NE(var, nullptr);
436 EXPECT_EQ(std::get<bool>(var->function(partROE3)), 1);
437
438 var = Manager::Instance().getVariable("isInRestOfEvent");
439 ASSERT_NE(var, nullptr);
440 EXPECT_EQ(std::get<bool>(var->function(partNotROE)), 0);
441
442 var = Manager::Instance().getVariable("isInRestOfEvent");
443 ASSERT_NE(var, nullptr);
444 EXPECT_EQ(std::get<bool>(var->function(partNotROE)), 0);
445
446 var = Manager::Instance().getVariable("passesROEMask(my_mask)");
447 ASSERT_NE(var, nullptr);
448 EXPECT_FLOAT_EQ(std::get<bool>(var->function(partROE1)), 1);
449
450 var = Manager::Instance().getVariable("passesROEMask(all)");
451 ASSERT_NE(var, nullptr);
452 EXPECT_FLOAT_EQ(std::get<bool>(var->function(partROE1)), 1);
453
454 var = Manager::Instance().getVariable("passesROEMask(all)");
455 ASSERT_NE(var, nullptr);
456 EXPECT_FLOAT_EQ(std::get<bool>(var->function(partNotROE)), 0);
457
458 var = Manager::Instance().getVariable("passesROEMask(my_mask)");
459 ASSERT_NE(var, nullptr);
460 EXPECT_FLOAT_EQ(std::get<bool>(var->function(partROEnotFromMask)), 0);
461
462 var = Manager::Instance().getVariable("nROE_ParticlesInList(pi0:vartest)");
463 ASSERT_NE(var, nullptr);
464 EXPECT_FLOAT_EQ(std::get<int>(var->function(part)), 1);
465
466 var = Manager::Instance().getVariable("currentROEIsInList(B0:vartest)");
467 ASSERT_NE(var, nullptr);
468 EXPECT_FLOAT_EQ(std::get<bool>(var->function(partROE1)), 1);
469
470 var = Manager::Instance().getVariable("currentROEIsInList(pi0:vartest)");
471 ASSERT_NE(var, nullptr);
472 EXPECT_FLOAT_EQ(std::get<bool>(var->function(partROE1)), 0);
473
474 var = Manager::Instance().getVariable("particleRelatedToCurrentROE(PDG)");
475 ASSERT_NE(var, nullptr);
476 EXPECT_FLOAT_EQ(std::get<double>(var->function(partROE1)), 511.0);
477
478 // Clear ptr at the end
479 roeobjptr.object = nullptr;
480 roeobjptr.ptr = nullptr;
481 }
482}
@ c_DontWriteOut
Object/array should be NOT saved by output modules.
Definition DataStore.h:71
StoreEntryMap & getStoreEntryMap(EDurability durability)
Get a reference to the object/array map.
Definition DataStore.h:325
@ c_Event
Different object in each event, all objects/arrays are invalidated after event() function has been ca...
Definition DataStore.h:59
Belle2::StoreEntry StoreEntry
Wraps a stored array/object, stored under unique (name, durability) key.
Definition DataStore.h:84
static DataStore & Instance()
Instance of singleton Store.
Definition DataStore.cc:53
void setInitializeActive(bool active)
Setter for m_initializeActive.
Definition DataStore.cc:93
void reset(EDurability durability)
Frees memory occupied by data store items and removes all objects from the map.
Definition DataStore.cc:85
static std::unique_ptr< GeneralCut > compile(const std::string &cut)
Definition GeneralCut.h:84
Class to hold Lorentz transformations from/to CMS and boost vector.
double getCMSEnergy() const
Returns CMS energy of e+e- (aka.
const ROOT::Math::LorentzRotation rotateLabToCms() const
Returns Lorentz transformation from Lab to CMS.
const ROOT::Math::LorentzRotation rotateCmsToLab() const
Returns Lorentz transformation from CMS to Lab.
@ c_Unflavored
Is its own antiparticle or we don't know whether it is a particle/antiparticle.
Definition Particle.h:97
void print(const std::string &maskName=c_defaultMaskName, bool unpackComposite=true) const
Prints the contents of a RestOfEvent object to screen.
void initializeMask(const std::string &name, const std::string &origin="unknown")
Initialize new mask.
void updateMaskWithCuts(const std::string &name, const std::shared_ptr< Variable::Cut > &trackCut=nullptr, const std::shared_ptr< Variable::Cut > &eclCut=nullptr, const std::shared_ptr< Variable::Cut > &klmCut=nullptr, bool updateExisting=false)
Update mask with cuts.
void addParticles(const std::vector< const Particle * > &particle)
Add StoreArray indices of given Particles to the list of unused particles in the event.
bool registerInDataStore(DataStore::EStoreFlags storeFlags=DataStore::c_WriteOut)
Register the object/array in the DataStore.
Accessor to arrays stored in the data store.
Definition StoreArray.h:113
T * appendNew()
Construct a new T object at the end of the array.
Definition StoreArray.h:246
bool registerRelationTo(const StoreArray< TO > &toArray, DataStore::EDurability durability=DataStore::c_Event, DataStore::EStoreFlags storeFlags=DataStore::c_WriteOut, const std::string &namedRelation="") const
Register a relation to the given StoreArray.
Definition StoreArray.h:140
const Var * getVariable(std::string name)
Get the variable belonging to the given key.
Definition Manager.cc:58
static Manager & Instance()
get singleton instance.
Definition Manager.cc:26
const Belle2::Particle * produceParticle(const std::string &decayString, const ROOT::Math::PxPyPzEVector &momentum, const ROOT::Math::XYZVector &vertex)
Main method to produce particles.
Abstract base class for different kinds of events.
STL namespace.
TObject * ptr
The pointer to the returned object, either equal to 'object' or null, depending on whether the object...
Definition StoreEntry.h:51
TObject * object
The pointer to the actual object.
Definition StoreEntry.h:48