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1 | // definition of c++ Class THerwig6 to be used in ROOT | |
2 | // this is a c++ interface to the F77 Herwig6 program | |
3 | // author: j. g. contreras jgcn@moni.mda.cinvestav.mx | |
4 | // date: december 22, 2000 | |
5 | // Class THerwig6 is an interface to the Herwig program | |
6 | // | |
7 | // C----------------------------------------------------------------------- | |
8 | // C H E R W I G | |
9 | // C | |
10 | // C a Monte Carlo event generator for simulating | |
11 | // C +---------------------------------------------------+ | |
12 | // C | Hadron Emission Reactions With Interfering Gluons | | |
13 | // C +---------------------------------------------------+ | |
14 | // C I.G. Knowles(*), G. Marchesini(+), M.H. Seymour($) and B.R. Webber(#) | |
15 | // C----------------------------------------------------------------------- | |
16 | // C with Minimal Supersymmetric Standard Model Matrix Elements by | |
17 | // C S. Moretti($) and K. Odagiri($) | |
18 | // C----------------------------------------------------------------------- | |
19 | // C R parity violating Supersymmetric Decays and Matrix Elements by | |
20 | // C P. Richardson(&) | |
21 | // C----------------------------------------------------------------------- | |
22 | // C matrix element corrections to top decay and Drell-Yan type processes | |
23 | // C by G. Corcella(+) | |
24 | // C----------------------------------------------------------------------- | |
25 | // C Deep Inelastic Scattering and Heavy Flavour Electroproduction by | |
26 | // C G. Abbiendi(@) and L. Stanco(%) | |
27 | // C----------------------------------------------------------------------- | |
28 | // C and Jet Photoproduction in Lepton-Hadron Collisions by J. Chyla(~) | |
29 | // C----------------------------------------------------------------------- | |
30 | // C(*) Department of Physics & Astronomy, University of Edinburgh | |
31 | // C(+) Dipartimento di Fisica, Universita di Milano | |
32 | // C($) Rutherford Appleton Laboratory | |
33 | // C(#) Cavendish Laboratory, Cambridge | |
34 | // C(&) Department of Physics, University of Oxford | |
35 | // C(@) Dipartimento di Fisica, Universita di Bologna | |
36 | // C(%) Dipartimento di Fisica, Universita di Padova | |
37 | // C(~) Institute of Physics, Prague | |
38 | // C----------------------------------------------------------------------- | |
39 | // C Version 6.100 - 16th December 1999 | |
40 | // C----------------------------------------------------------------------- | |
41 | // C Main reference: | |
42 | // C G.Marchesini, B.R.Webber, G.Abbiendi, I.G.Knowles, M.H.Seymour, | |
43 | // C and L.Stanco, Computer Physics Communications 67 (1992) 465. | |
44 | // C----------------------------------------------------------------------- | |
45 | // C Please send e-mail about this program to one of the authors at the | |
46 | // C following Internet addresses: | |
47 | // C I.Knowles@ed.ac.uk Giuseppe.Marchesini@mi.infn.it | |
48 | // C M.Seymour@rl.ac.uk webber@hep.phy.cam.ac.uk | |
49 | // C----------------------------------------------------------------------- | |
50 | ||
51 | ||
52 | #include "THerwig6.h" | |
53 | #include "TClonesArray.h" | |
54 | #include "TParticle.h" | |
55 | #include "TObjArray.h" | |
56 | ||
57 | ||
58 | ClassImp(THerwig6) | |
59 | ||
60 | extern "C" { | |
61 | void* herwig6_common_block_address_(char*, int len); | |
62 | void herwig6_open_fortran_file_ (int* lun, char* name, int); | |
63 | void herwig6_close_fortran_file_(int* lun); | |
64 | } | |
65 | ||
66 | ||
67 | THerwig6::THerwig6() : TGenerator("Herwig6","Herwig6"), | |
68 | fHepevt((Hepevt_t*) herwig6_common_block_address_((char*)"HEPEVT",6)), | |
69 | fHwbeam((Hwbeam_t*) herwig6_common_block_address_((char*)"HWBEAM",6)), | |
70 | fHwbmch((Hwbmch_t*) herwig6_common_block_address_((char*)"HWBMCH",6)), | |
71 | fHwproc((Hwproc_t*) herwig6_common_block_address_((char*)"HWPROC",6)), | |
72 | fHwpram((Hwpram_t*) herwig6_common_block_address_((char*)"HWPRAM",6)), | |
73 | fHwprch((Hwprch_t*) herwig6_common_block_address_((char*)"HWPRCH",6)), | |
74 | fHwpart((Hwpart_t*) herwig6_common_block_address_((char*)"HWPART",6)), | |
75 | fHwparp((Hwparp_t*) herwig6_common_block_address_((char*)"HWPARP",6)), | |
76 | fHwbosc((Hwbosc_t*) herwig6_common_block_address_((char*)"HWBOSC",6)), | |
77 | fHwparc((Hwparc_t*) herwig6_common_block_address_((char*)"HWPARC",6)), | |
78 | fHwbrch((Hwbrch_t*) herwig6_common_block_address_((char*)"HWBRCH",6)), | |
79 | fHwevnt((Hwevnt_t*) herwig6_common_block_address_((char*)"HWEVNT",6)), | |
80 | fHwhard((Hwhard_t*) herwig6_common_block_address_((char*)"HWHARD",6)), | |
81 | fHwprop((Hwprop_t*) herwig6_common_block_address_((char*)"HWPROP",6)), | |
82 | fHwunam((Hwunam_t*) herwig6_common_block_address_((char*)"HWUNAM",6)), | |
83 | fHwupdt((Hwupdt_t*) herwig6_common_block_address_((char*)"HWUPDT",6)), | |
84 | fHwuwts((Hwuwts_t*) herwig6_common_block_address_((char*)"HWUWTS",6)), | |
85 | fHwuclu((Hwuclu_t*) herwig6_common_block_address_((char*)"HWUCLU",6)), | |
86 | fHwdist((Hwdist_t*) herwig6_common_block_address_((char*)"HWDIST",6)), | |
87 | fHwqdks((Hwqdks_t*) herwig6_common_block_address_((char*)"HWQDKS",6)), | |
88 | fHwusud((Hwusud_t*) herwig6_common_block_address_((char*)"HWUSUD",6)), | |
89 | fHwsusy((Hwsusy_t*) herwig6_common_block_address_((char*)"HWSUSY",6)), | |
90 | fHwrpar((Hwrpar_t*) herwig6_common_block_address_((char*)"HWRPAR",6)), | |
91 | fHwminb((Hwminb_t*) herwig6_common_block_address_((char*)"HWMINB",6)), | |
92 | fHwclus((Hwclus_t*) herwig6_common_block_address_((char*)"HWCLUS",6)), | |
93 | fHwgrav((Hwgrav_t*) herwig6_common_block_address_((char*)"HWGRAV",6)), | |
94 | fHw6202((Hw6202_t*) herwig6_common_block_address_((char*)"HW6202",6)), | |
95 | fHw6203((Hw6203_t*) herwig6_common_block_address_((char*)"HW6203",6)), | |
96 | fHw6300((Hw6300_t*) herwig6_common_block_address_((char*)"HW6300",6)), | |
97 | fHwpmrs((Hwpmrs_t*) herwig6_common_block_address_((char*)"HWPMRS",6)), | |
98 | fHwcirc((Hwcirc_t*) herwig6_common_block_address_((char*)"HWCIRC",6)), | |
99 | fHwdspb((Hwdspb_t*) herwig6_common_block_address_((char*)"HWDSPB",6)), | |
100 | fHwdsp2((Hwdsp2_t*) herwig6_common_block_address_((char*)"HWDSP2",6)), | |
101 | fHwdsp3((Hwdsp3_t*) herwig6_common_block_address_((char*)"HWDSP3",6)), | |
102 | fHwdsp4((Hwdsp4_t*) herwig6_common_block_address_((char*)"HWDSP4",6)), | |
103 | fHwdspn((Hwdspn_t*) herwig6_common_block_address_((char*)"HWDSPN",6)), | |
104 | fHwspin((Hwspin_t*) herwig6_common_block_address_((char*)"HWSPIN",6)), | |
105 | fHwstau((Hwstau_t*) herwig6_common_block_address_((char*)"HWSTAU",6)), | |
106 | fHwgupr((Hwgupr_t*) herwig6_common_block_address_((char*)"HWGUPR",6)), | |
107 | fHw6500((Hw6500_t*) herwig6_common_block_address_((char*)"HW6500",6)), | |
108 | fHw6504((Hw6504_t*) herwig6_common_block_address_((char*)"HW6504",6)), | |
109 | fHw6506((Hw6506_t*) herwig6_common_block_address_((char*)"HW6506",6)) | |
110 | { | |
111 | ||
112 | // THerwig6 constructor: creates a TClonesArray in which it will store all | |
113 | // particles. Note that there may be only one functional THerwig6 object | |
114 | // at a time, so it's not use to create more than one instance of it. | |
115 | ||
116 | delete fParticles; // was allocated as TObjArray in TGenerator | |
117 | fParticles = new TClonesArray("TParticle",50); | |
118 | ||
119 | // initialize common-blocks | |
120 | } | |
121 | ||
122 | THerwig6::THerwig6(const THerwig6 & source): TGenerator(source), | |
123 | fHepevt((Hepevt_t*) herwig6_common_block_address_((char*)"HEPEVT",6)), | |
124 | fHwbeam((Hwbeam_t*) herwig6_common_block_address_((char*)"HWBEAM",6)), | |
125 | fHwbmch((Hwbmch_t*) herwig6_common_block_address_((char*)"HWBMCH",6)), | |
126 | fHwproc((Hwproc_t*) herwig6_common_block_address_((char*)"HWPROC",6)), | |
127 | fHwpram((Hwpram_t*) herwig6_common_block_address_((char*)"HWPRAM",6)), | |
128 | fHwprch((Hwprch_t*) herwig6_common_block_address_((char*)"HWPRCH",6)), | |
129 | fHwpart((Hwpart_t*) herwig6_common_block_address_((char*)"HWPART",6)), | |
130 | fHwparp((Hwparp_t*) herwig6_common_block_address_((char*)"HWPARP",6)), | |
131 | fHwbosc((Hwbosc_t*) herwig6_common_block_address_((char*)"HWBOSC",6)), | |
132 | fHwparc((Hwparc_t*) herwig6_common_block_address_((char*)"HWPARC",6)), | |
133 | fHwbrch((Hwbrch_t*) herwig6_common_block_address_((char*)"HWBRCH",6)), | |
134 | fHwevnt((Hwevnt_t*) herwig6_common_block_address_((char*)"HWEVNT",6)), | |
135 | fHwhard((Hwhard_t*) herwig6_common_block_address_((char*)"HWHARD",6)), | |
136 | fHwprop((Hwprop_t*) herwig6_common_block_address_((char*)"HWPROP",6)), | |
137 | fHwunam((Hwunam_t*) herwig6_common_block_address_((char*)"HWUNAM",6)), | |
138 | fHwupdt((Hwupdt_t*) herwig6_common_block_address_((char*)"HWUPDT",6)), | |
139 | fHwuwts((Hwuwts_t*) herwig6_common_block_address_((char*)"HWUWTS",6)), | |
140 | fHwuclu((Hwuclu_t*) herwig6_common_block_address_((char*)"HWUCLU",6)), | |
141 | fHwdist((Hwdist_t*) herwig6_common_block_address_((char*)"HWDIST",6)), | |
142 | fHwqdks((Hwqdks_t*) herwig6_common_block_address_((char*)"HWQDKS",6)), | |
143 | fHwusud((Hwusud_t*) herwig6_common_block_address_((char*)"HWUSUD",6)), | |
144 | fHwsusy((Hwsusy_t*) herwig6_common_block_address_((char*)"HWSUSY",6)), | |
145 | fHwrpar((Hwrpar_t*) herwig6_common_block_address_((char*)"HWRPAR",6)), | |
146 | fHwminb((Hwminb_t*) herwig6_common_block_address_((char*)"HWMINB",6)), | |
147 | fHwclus((Hwclus_t*) herwig6_common_block_address_((char*)"HWCLUS",6)), | |
148 | fHwgrav((Hwgrav_t*) herwig6_common_block_address_((char*)"HWGRAV",6)), | |
149 | fHw6202((Hw6202_t*) herwig6_common_block_address_((char*)"HW6202",6)), | |
150 | fHw6203((Hw6203_t*) herwig6_common_block_address_((char*)"HW6203",6)), | |
151 | fHw6300((Hw6300_t*) herwig6_common_block_address_((char*)"HW6300",6)), | |
152 | fHwpmrs((Hwpmrs_t*) herwig6_common_block_address_((char*)"HWPMRS",6)), | |
153 | fHwcirc((Hwcirc_t*) herwig6_common_block_address_((char*)"HWCIRC",6)), | |
154 | fHwdspb((Hwdspb_t*) herwig6_common_block_address_((char*)"HWDSPB",6)), | |
155 | fHwdsp2((Hwdsp2_t*) herwig6_common_block_address_((char*)"HWDSP2",6)), | |
156 | fHwdsp3((Hwdsp3_t*) herwig6_common_block_address_((char*)"HWDSP3",6)), | |
157 | fHwdsp4((Hwdsp4_t*) herwig6_common_block_address_((char*)"HWDSP4",6)), | |
158 | fHwdspn((Hwdspn_t*) herwig6_common_block_address_((char*)"HWDSPN",6)), | |
159 | fHwspin((Hwspin_t*) herwig6_common_block_address_((char*)"HWSPIN",6)), | |
160 | fHwstau((Hwstau_t*) herwig6_common_block_address_((char*)"HWSTAU",6)), | |
161 | fHwgupr((Hwgupr_t*) herwig6_common_block_address_((char*)"HWGUPR",6)), | |
162 | fHw6500((Hw6500_t*) herwig6_common_block_address_((char*)"HW6500",6)), | |
163 | fHw6504((Hw6504_t*) herwig6_common_block_address_((char*)"HW6504",6)), | |
164 | fHw6506((Hw6506_t*) herwig6_common_block_address_((char*)"HW6506",6)) | |
165 | { | |
166 | Fatal("THerwig6","Copy constructor not implemented yet"); | |
167 | } | |
168 | //------------------------------------------------------------------------------ | |
169 | THerwig6::~THerwig6() | |
170 | { | |
171 | // Destructor. The data members of TGenerator are delete by itself | |
172 | } | |
173 | ||
174 | //______________________________________________________________________________ | |
175 | void THerwig6::GenerateEvent() | |
176 | { | |
177 | ||
178 | //initialize event | |
179 | hwuine_(); | |
180 | // generate hard subprocess | |
181 | hwepro_(); | |
182 | // generate parton cascades | |
183 | hwbgen_(); | |
184 | // do heavy objects decay | |
185 | hwdhob_(); | |
186 | // do cluster formation | |
187 | hwcfor_(); | |
188 | // do cluster decays | |
189 | hwcdec_(); | |
190 | // do unstable particle decays | |
191 | hwdhad_(); | |
192 | // do heavy flavor hadrons decay | |
193 | hwdhvy_(); | |
194 | // add soft underlying event | |
195 | hwmevt_(); | |
196 | // finish event | |
197 | hwufne_(); | |
198 | } | |
199 | ||
200 | //______________________________________________________________________________ | |
201 | void THerwig6::OpenFortranFile(int lun, char* name) { | |
202 | herwig6_open_fortran_file_(&lun, name, strlen(name)); | |
203 | } | |
204 | ||
205 | //______________________________________________________________________________ | |
206 | void THerwig6::CloseFortranFile(int lun) { | |
207 | herwig6_close_fortran_file_(&lun); | |
208 | } | |
209 | ||
210 | void THerwig6::Initialize(const char *beam, const char *target, double pbeam1, double pbeam2, int iproc) | |
211 | ||
212 | { | |
213 | // perform the initialization for Herwig6 | |
214 | // sets correct title. | |
215 | // after calling this method all parameters are set to their default | |
216 | // values. If you want to modify any parameter you have to set the new | |
217 | // value after calling Initialize and before PrepareRun. | |
218 | ||
219 | char cbeam[8]; | |
220 | strncpy(cbeam,beam,8); | |
221 | char ctarget[8]; | |
222 | strncpy(ctarget,target,8); | |
223 | printf("\n Initializing Herwig !! \n"); | |
224 | if ( (!strncmp(beam, "E+" ,2)) && | |
225 | (!strncmp(beam, "E-" ,2)) && | |
226 | (!strncmp(beam, "MU+" ,3)) && | |
227 | (!strncmp(beam, "MU-" ,3)) && | |
228 | (!strncmp(beam, "NUE" ,3)) && | |
229 | (!strncmp(beam, "NUEB" ,4)) && | |
230 | (!strncmp(beam, "NUMU" ,4)) && | |
231 | (!strncmp(beam, "NMUB" ,4)) && | |
232 | (!strncmp(beam, "NTAU" ,4)) && | |
233 | (!strncmp(beam, "NTAB" ,4)) && | |
234 | (!strncmp(beam, "GAMA" ,4)) && | |
235 | (!strncmp(beam, "P ",8)) && | |
236 | (!strncmp(beam, "PBAR ",8)) && | |
237 | (!strncmp(beam, "N" ,1)) && | |
238 | (!strncmp(beam, "NBAR" ,4)) && | |
239 | (!strncmp(beam, "PI+" ,3)) && | |
240 | (!strncmp(beam, "PI-" ,3)) ) { | |
241 | printf("WARNING! In THerwig6:Initialize():\n"); | |
242 | printf(" specified beam=%s is unrecognized .\n",beam); | |
243 | printf(" resetting to \"P\" ."); | |
244 | sprintf(cbeam,"P"); | |
245 | } | |
246 | ||
247 | if ( (!strncmp(target, "E+" ,2)) && | |
248 | (!strncmp(target, "E-" ,2)) && | |
249 | (!strncmp(target, "MU+" ,3)) && | |
250 | (!strncmp(target, "MU-" ,3)) && | |
251 | (!strncmp(target, "NUE" ,3)) && | |
252 | (!strncmp(target, "NUEB" ,4)) && | |
253 | (!strncmp(target, "NUMU" ,4)) && | |
254 | (!strncmp(target, "NMUB" ,4)) && | |
255 | (!strncmp(target, "NTAU" ,4)) && | |
256 | (!strncmp(target, "NTAB" ,4)) && | |
257 | (!strncmp(target, "GAMA" ,4)) && | |
258 | (!strncmp(target, "P ",8)) && | |
259 | (!strncmp(target, "PBAR ",8)) && | |
260 | (!strncmp(target, "N" ,1)) && | |
261 | (!strncmp(target, "NBAR" ,4)) && | |
262 | (!strncmp(target, "PI+" ,3)) && | |
263 | (!strncmp(target, "PI-" ,3)) ) { | |
264 | printf("WARNING! In THerwig6:Initialize():\n"); | |
265 | printf(" specified target=%s is unrecognized .\n",target); | |
266 | printf(" resetting to \"P\" ."); | |
267 | sprintf(ctarget,"P"); | |
268 | } | |
269 | ||
270 | // initialization: | |
271 | // type of beams | |
272 | strncpy(fHwbmch->PART1,beam,8); | |
273 | strncpy(fHwbmch->PART2,target,8); | |
274 | // momentum of beams | |
275 | fHwproc->PBEAM1=pbeam1; | |
276 | fHwproc->PBEAM2=pbeam2; | |
277 | // process to generate | |
278 | fHwproc->IPROC=iproc; | |
279 | // not used in the class definition | |
280 | fHwproc->MAXEV=1; | |
281 | ||
282 | // reset all parameters | |
283 | hwigin_(); | |
284 | ||
285 | // set correct title | |
286 | char atitle[132]; | |
287 | double win=pbeam1+pbeam2; | |
288 | printf("\n %s - %s at %g GeV",beam,target,win); | |
289 | sprintf(atitle,"%s-%s at %g GeV",cbeam,ctarget,win); | |
290 | SetTitle(atitle); | |
291 | } | |
292 | ||
293 | void THerwig6::PrepareRun() | |
294 | { | |
295 | // compute parameter dependent constants | |
296 | hwuinc_(); | |
297 | // initialize elementary processes | |
298 | hweini_(); | |
299 | } | |
300 | ||
301 | //______________________________________________________________________________ | |
302 | TObjArray* THerwig6::ImportParticles(Option_t *option) | |
303 | { | |
304 | // | |
305 | // Default primary creation method. It reads the /HEPEVT/ common block which | |
306 | // has been filled by the GenerateEvent method. If the event generator does | |
307 | // not use the HEPEVT common block, This routine has to be overloaded by | |
308 | // the subclasses. | |
309 | // The default action is to store only the stable particles (ISTHEP = 1) | |
310 | // This can be demanded explicitly by setting the option = "Final" | |
311 | // If the option = "All", all the particles are stored. | |
312 | // | |
313 | fParticles->Clear(); | |
314 | Int_t numpart = fHepevt->NHEP; | |
315 | TClonesArray &a = *((TClonesArray*)fParticles); | |
316 | if (!strcmp(option,"") || !strcmp(option,"Final")) { | |
317 | for (Int_t i = 0; i<=numpart; i++) { | |
318 | if (fHepevt->ISTHEP[i] == 1) { | |
319 | // | |
320 | // Use the common block values for the TParticle constructor | |
321 | // | |
322 | new(a[i]) TParticle( | |
323 | fHepevt->IDHEP[i], | |
324 | fHepevt->ISTHEP[i], | |
325 | fHepevt->JMOHEP[i][0]-1, | |
326 | fHepevt->JMOHEP[i][1]-1, | |
327 | fHepevt->JDAHEP[i][0]-1, | |
328 | fHepevt->JDAHEP[i][1]-1, | |
329 | ||
330 | fHepevt->PHEP[i][0], | |
331 | fHepevt->PHEP[i][1], | |
332 | fHepevt->PHEP[i][2], | |
333 | fHepevt->PHEP[i][3], | |
334 | fHepevt->VHEP[i][0], | |
335 | fHepevt->VHEP[i][1], | |
336 | fHepevt->VHEP[i][2], | |
337 | fHepevt->VHEP[i][3]); | |
338 | } | |
339 | } | |
340 | } | |
341 | else if (!strcmp(option,"All")) { | |
342 | for (Int_t i = 0; i<=numpart; i++) { | |
343 | new(a[i]) TParticle( | |
344 | fHepevt->IDHEP[i], | |
345 | fHepevt->ISTHEP[i], | |
346 | fHepevt->JMOHEP[i][0]-1, | |
347 | fHepevt->JMOHEP[i][1]-1, | |
348 | fHepevt->JDAHEP[i][0]-1, | |
349 | fHepevt->JDAHEP[i][1]-1, | |
350 | ||
351 | fHepevt->PHEP[i][0], | |
352 | fHepevt->PHEP[i][1], | |
353 | fHepevt->PHEP[i][2], | |
354 | fHepevt->PHEP[i][3], | |
355 | fHepevt->VHEP[i][0], | |
356 | fHepevt->VHEP[i][1], | |
357 | fHepevt->VHEP[i][2], | |
358 | fHepevt->VHEP[i][3]); | |
359 | } | |
360 | } | |
361 | return fParticles; | |
362 | } | |
363 | ||
364 | //______________________________________________________________________________ | |
365 | Int_t THerwig6::ImportParticles(TClonesArray *particles, Option_t *option) | |
366 | { | |
367 | // | |
368 | // Default primary creation method. It reads the /HEPEVT/ common block which | |
369 | // has been filled by the GenerateEvent method. If the event generator does | |
370 | // not use the HEPEVT common block, This routine has to be overloaded by | |
371 | // the subclasses. | |
372 | // The function loops on the generated particles and store them in | |
373 | // the TClonesArray pointed by the argument particles. | |
374 | // The default action is to store only the stable particles (ISTHEP = 1) | |
375 | // This can be demanded explicitly by setting the option = "Final" | |
376 | // If the option = "All", all the particles are stored. | |
377 | // | |
378 | if (particles == 0) return 0; | |
379 | TClonesArray &refParticles = *particles; | |
380 | refParticles.Clear(); | |
381 | Int_t numpart = fHepevt->NHEP; | |
382 | if (!strcmp(option,"") || !strcmp(option,"Final")) { | |
383 | for (Int_t i = 0; i< numpart; i++) { | |
384 | if (fHepevt->ISTHEP[i] == 1) { | |
385 | // | |
386 | // Use the common block values for the TParticle constructor | |
387 | // | |
388 | new(refParticles[i]) TParticle( | |
389 | fHepevt->IDHEP[i], | |
390 | fHepevt->ISTHEP[i], | |
391 | fHepevt->JMOHEP[i][0]-1, | |
392 | fHepevt->JMOHEP[i][1]-1, | |
393 | fHepevt->JDAHEP[i][0]-1, | |
394 | fHepevt->JDAHEP[i][1]-1, | |
395 | ||
396 | fHepevt->PHEP[i][0], | |
397 | fHepevt->PHEP[i][1], | |
398 | fHepevt->PHEP[i][2], | |
399 | fHepevt->PHEP[i][3], | |
400 | fHepevt->VHEP[i][0], | |
401 | fHepevt->VHEP[i][1], | |
402 | fHepevt->VHEP[i][2], | |
403 | fHepevt->VHEP[i][3]); | |
404 | } | |
405 | } | |
406 | } | |
407 | else if (!strcmp(option,"All")) { | |
408 | for (Int_t i = 0; i< numpart; i++) { | |
409 | new(refParticles[i]) TParticle( | |
410 | fHepevt->IDHEP[i], | |
411 | fHepevt->ISTHEP[i], | |
412 | fHepevt->JMOHEP[i][0]-1, | |
413 | fHepevt->JMOHEP[i][1]-1, | |
414 | fHepevt->JDAHEP[i][0]-1, | |
415 | fHepevt->JDAHEP[i][1]-1, | |
416 | ||
417 | fHepevt->PHEP[i][0], | |
418 | fHepevt->PHEP[i][1], | |
419 | fHepevt->PHEP[i][2], | |
420 | fHepevt->PHEP[i][3], | |
421 | fHepevt->VHEP[i][0], | |
422 | fHepevt->VHEP[i][1], | |
423 | fHepevt->VHEP[i][2], | |
424 | fHepevt->VHEP[i][3]); | |
425 | } | |
426 | } | |
427 | return numpart; | |
428 | } | |
429 | ||
430 | void THerwig6::Hwigin() | |
431 | { | |
432 | hwigin_(); | |
433 | } | |
434 | ||
435 | void THerwig6::Hwuinc() | |
436 | { | |
437 | hwuinc_(); | |
438 | } | |
439 | ||
440 | void THerwig6::Hwusta(char* name) | |
441 | ||
442 | { | |
443 | hwusta_(name,8); | |
444 | } | |
445 | ||
446 | void THerwig6::Hweini() | |
447 | ||
448 | { | |
449 | hweini_(); | |
450 | } | |
451 | ||
452 | void THerwig6::Hwuine() | |
453 | ||
454 | { | |
455 | hwuine_(); | |
456 | } | |
457 | ||
458 | void THerwig6::Hwepro() | |
459 | ||
460 | { | |
461 | hwepro_(); | |
462 | } | |
463 | ||
464 | void THerwig6::Hwbgen() | |
465 | ||
466 | { | |
467 | hwbgen_(); | |
468 | } | |
469 | ||
470 | void THerwig6::Hwdhob() | |
471 | ||
472 | { | |
473 | hwdhob_(); | |
474 | } | |
475 | ||
476 | void THerwig6::Hwcfor() | |
477 | ||
478 | { | |
479 | hwcfor_(); | |
480 | } | |
481 | ||
482 | void THerwig6::Hwcdec() | |
483 | ||
484 | { | |
485 | hwcdec_(); | |
486 | } | |
487 | ||
488 | void THerwig6::Hwdhad() | |
489 | ||
490 | { | |
491 | hwdhad_(); | |
492 | } | |
493 | ||
494 | void THerwig6::Hwdhvy() | |
495 | ||
496 | { | |
497 | hwdhvy_(); | |
498 | } | |
499 | ||
500 | void THerwig6::Hwmevt() | |
501 | ||
502 | { | |
503 | hwmevt_(); | |
504 | } | |
505 | ||
506 | void THerwig6::Hwufne() | |
507 | ||
508 | { | |
509 | hwufne_(); | |
510 | } | |
511 | ||
512 | void THerwig6::Hwefin() | |
513 | ||
514 | { | |
515 | hwefin_(); | |
516 | } | |
517 | ||
518 | void THerwig6::Hwiodk(int iopt) | |
519 | ||
520 | { | |
521 | hwiodk_(iopt); | |
522 | } | |
523 | ||
524 | void THerwig6::SetupTest() | |
525 | { | |
526 | // exampe of running herwig and generating one event | |
527 | // after changing some options | |
528 | Initialize("P","PBAR",900.,900.,1500); | |
529 | // here you can set some parameters | |
530 | SetPTMIN(15.); // Min pt in hadronic jet production | |
531 | SetYJMIN(-4.); // Min jet rapidity | |
532 | SetYJMAX(4.); // Max jet rapidity | |
533 | // after you set your wished parameters | |
534 | // herwig can do its work | |
535 | PrepareRun(); | |
536 | int nEvToGenerate=1; | |
537 | for (int i=0;i<nEvToGenerate;i++) | |
538 | { | |
539 | GenerateEvent(); | |
540 | // do your stuff. For ex: | |
541 | int nOfPar=GetNumberOfParticles(); // from TGenerator | |
542 | for (int j=0; j<nOfPar; j++) | |
543 | { | |
544 | TParticle* p=GetParticle(j); | |
545 | // here you do whatever you want with the particle | |
546 | p->Print(); | |
547 | }; | |
548 | }; | |
549 | } | |
550 | ||
551 | ||
552 | ||
553 | ||
554 |