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2e967919 | 1 | /****************************************************************************** |
2 | * T H E R M I N A T O R * | |
3 | * THERMal heavy-IoN generATOR * | |
4 | * version 1.0 * | |
5 | * * | |
6 | * Authors of the model: Wojciech Broniowski, Wojciech.Broniowski@ifj.edu.pl, * | |
7 | * Wojciech Florkowski, Wojciech.Florkowski@ifj.edu.pl * | |
8 | * Authors of the code: Adam Kisiel, kisiel@if.pw.edu.pl * | |
9 | * Tomasz Taluc, ttaluc@if.pw.edu.pl * | |
10 | * Code designers: Adam Kisiel, Tomasz Taluc, Wojciech Broniowski, * | |
11 | * Wojciech Florkowski * | |
12 | * * | |
13 | * For the detailed description of the program and furhter references * | |
14 | * to the description of the model plesase refer to: nucl-th/0504047, * | |
15 | * accessibile at: http://www.arxiv.org/nucl-th/0504047 * | |
16 | * * | |
17 | * Homepage: http://hirg.if.pw.edu.pl/en/therminator/ * | |
18 | * * | |
19 | * This code can be freely used and redistributed. However if you decide to * | |
20 | * make modifications to the code, please contact the authors, especially * | |
21 | * if you plan to publish the results obtained with such modified code. * | |
22 | * Any publication of results obtained using this code must include the * | |
23 | * reference to nucl-th/0504047 and the published version of it, when * | |
24 | * available. * | |
25 | * * | |
26 | *****************************************************************************/ | |
27 | #include <TMath.h> | |
28 | #include "THGlobal.h" | |
29 | #include "ReadPar.h" | |
30 | #include "Parser.h" | |
31 | #include "DecayChannel.h" | |
32 | #include <sstream> | |
f8777da0 | 33 | #include <cstring> |
2e967919 | 34 | |
35 | extern ReadPar *sRPInstance; | |
36 | ||
37 | const double factorials[7] = {1.0, 1.0, 2.0, 6.0, 24.0, 120.0, 720.0 }; | |
38 | ||
39 | Parser::Parser(ParticleDB *aDB) | |
40 | { | |
41 | mDB = aDB; | |
42 | ReadParameters(); | |
43 | } | |
44 | ||
45 | Parser::~Parser() | |
46 | { | |
47 | } | |
48 | ||
49 | int Parser::check(char *a,char *b) | |
50 | { | |
51 | int tIter3=0; | |
52 | ||
53 | while(a[tIter3]!='\0') | |
54 | { | |
55 | if(a[tIter3]!=b[tIter3]) return 0; | |
56 | tIter3++; | |
57 | } | |
58 | return 1; | |
59 | } | |
60 | ||
61 | int Parser::GetParticleCount() | |
62 | { | |
63 | return mParticleCount; | |
64 | } | |
65 | ||
66 | char * Parser::GetParticleName(int i) | |
67 | { | |
68 | return mNameBuffer[i]; | |
69 | } | |
70 | ||
71 | double Parser::GetParticleMass(int i) | |
72 | { | |
73 | return mMassBuffer[i]; | |
74 | } | |
75 | ||
76 | double Parser::GetParticleGamma(int i) | |
77 | { | |
78 | return mGammaBuffer[i]; | |
79 | } | |
80 | ||
81 | double Parser::GetParticleSpin(int i) | |
82 | { | |
83 | return mSpinBuffer[i]; | |
84 | } | |
85 | ||
86 | int Parser::GetParticleBarionN(int i) | |
87 | { | |
88 | return mBarionBuffer[i]; | |
89 | } | |
90 | ||
91 | int Parser::GetParticleStrangeN(int i) | |
92 | { | |
93 | return mStrangeBuffer[i]; | |
94 | } | |
95 | ||
96 | double Parser::GetParticleI3(int i) | |
97 | { | |
98 | return mI3Buffer[i]; | |
99 | } | |
100 | ||
101 | int Parser::GetParticleDecayChannelCount(int i,int j) | |
102 | { | |
103 | return mDecayBuffer[i][j]; | |
104 | } | |
105 | ||
106 | int Parser::GetParticleNumber(int i) | |
107 | { | |
108 | return mTypeCountBuffer[i]; | |
109 | } | |
110 | ||
111 | void Parser::ReadInput() | |
112 | { | |
c61a7285 | 113 | int j,tPartIter=0,l,tIter2, tIter; //variables |
2e967919 | 114 | char str[50]; |
115 | char str1[20]; | |
116 | double spin1,spin2,value; | |
117 | ||
118 | ////// START OF "TABLES.M" ///////// | |
119 | ifstream in("tables.m"); | |
120 | if(in) | |
121 | { | |
122 | //START OF HEAD-LINE | |
123 | in.ignore(100,'\n'); | |
124 | //END OF HEAD-LINE | |
125 | ||
126 | for(tIter2=0;tIter2<50;tIter2++) str[tIter2]='\0'; | |
127 | ||
128 | tPartIter=0; | |
129 | ||
130 | //START OF DATA | |
131 | while(in>>str) | |
132 | { | |
133 | if(*str == 'x') break; | |
134 | ||
135 | l=0; | |
136 | //PARTICLE NAME AND MASS | |
137 | if(str[0] == 'm' && str[1] == '[') | |
138 | { | |
139 | for(;;) | |
140 | { | |
141 | if(str[l+2] == ']') break; | |
142 | mNameBuffer[tPartIter][l]=str[l+2]; //name | |
143 | l++; | |
144 | } | |
145 | // mNameBuffer[tPartIter][l]='\0'; | |
146 | in>>str; // sign "=" | |
147 | in>>value; // mass | |
148 | mMassBuffer[tPartIter]=value; | |
149 | mTypeCountBuffer[tPartIter]=tPartIter; | |
150 | for(tIter2=0;tIter2<50;tIter2++) str[tIter2]='\0'; | |
151 | } | |
152 | ||
153 | if(str[0] == 'G' && str[3] == '[') | |
154 | { | |
155 | in>>str; // sign "=" | |
156 | in>>value; // gamma | |
157 | mGammaBuffer[tPartIter]=value; | |
158 | for(tIter2=0;tIter2<50;tIter2++) str[tIter2]='\0'; | |
159 | } | |
160 | ||
161 | // spin | |
162 | if(str[0] == 'J' && str[1] == '[') | |
163 | { | |
164 | in>>str; // sign "=" | |
165 | in>>str; | |
166 | if(str[1] == '/') | |
167 | { | |
168 | *str1=str[0];spin1=atof(str1); | |
169 | *str1=str[2];spin2=atof(str1); | |
170 | mSpinBuffer[tPartIter]=spin1/spin2; | |
171 | } | |
172 | if(str[0] == '-') | |
173 | { | |
174 | *str1=str[1];spin1=atof(str1); | |
175 | mSpinBuffer[tPartIter]=-spin1; | |
176 | } | |
177 | if(str[0]!='-' && str[1]!='/') | |
178 | { | |
179 | *str1=str[0]; | |
180 | spin1=atof(str1); | |
181 | mSpinBuffer[tPartIter]=spin1; | |
182 | } | |
183 | tPartIter++; //next particle | |
184 | for(tIter2=0;tIter2<50;tIter2++) str[tIter2]='\0'; | |
185 | } | |
186 | } | |
187 | //END OF DATA | |
188 | } | |
189 | mParticleCount=tPartIter; | |
190 | ////// END OF "TABLES.M" ///////// | |
191 | ||
192 | ||
193 | ////// START OF "i200STAR.m"////// | |
194 | ||
195 | double izospin1,izospin2; //help to calculate izospin, if niecalkowity | |
196 | // input=fopen("i200STAR.m","r+"); | |
197 | ifstream in1("i200STAR.m"); | |
198 | ||
199 | for(tIter2=0;tIter2<369;tIter2++) | |
200 | for(int jj=0;jj<2;jj++) mDecayBuffer[tIter2][jj]=0; | |
201 | ||
202 | for(;;) | |
203 | { | |
204 | j=3; //first letter of particle in line in file | |
205 | for(tIter=0;tIter<50;tIter++) str[tIter]='\0'; | |
206 | for(tIter=0;tIter<20;tIter++) str1[tIter]='\0'; | |
207 | tIter=0; | |
208 | ||
209 | in1.getline(str,200); | |
210 | ||
211 | if(str[0] == 'x') break; | |
212 | ||
213 | if(str[0] == 'f' && str[1] == 'i') | |
214 | { | |
215 | //name | |
216 | for(;;) | |
217 | { | |
218 | if(str[j] == ',') | |
219 | { | |
220 | j++; //to skip "," | |
221 | break; | |
222 | } | |
223 | str1[tIter++]=str[j++]; | |
224 | } | |
225 | for(tIter=0;tIter<369;tIter++) | |
226 | { | |
227 | if(check(str1,mNameBuffer[tIter])) | |
228 | { | |
229 | //barion number | |
230 | for(tIter2=0;tIter2<20;tIter2++) str1[tIter2]='\0'; | |
231 | if(str[j] == '-') | |
232 | { | |
233 | *str1=str[j+1]; | |
234 | mBarionBuffer[tIter]=atoi(str1); | |
235 | mBarionBuffer[tIter]=-mBarionBuffer[tIter]; | |
236 | } | |
237 | if(str[j] != '-') | |
238 | { | |
239 | *str1=str[j]; | |
240 | mBarionBuffer[tIter]=atoi(str1); | |
241 | } | |
242 | if(str[j] == '-') j+=3; | |
243 | else j+=2; | |
244 | ||
245 | //strange number | |
246 | for(tIter2=0;tIter2<20;tIter2++) str1[tIter2]='\0'; | |
247 | if(str[j] == '-') | |
248 | { | |
249 | *str1=str[j+1]; | |
250 | mStrangeBuffer[tIter]=atoi(str1); | |
251 | mStrangeBuffer[tIter]=-mStrangeBuffer[tIter]; | |
252 | } | |
253 | if(str[j] != '-') | |
254 | { | |
255 | *str1=str[j]; | |
256 | mStrangeBuffer[tIter]=atoi(str1); | |
257 | } | |
258 | if(str[j] == '-') j+=3; | |
259 | else j+=2; | |
260 | ||
261 | //izospin3 number | |
262 | for(tIter2=0;tIter2<20;tIter2++) str1[tIter2]='\0'; | |
263 | if(str[j+1] == '/' && str[j+3] == ']') | |
264 | { | |
265 | *str1=str[j]; | |
266 | izospin1=atoi(str1); | |
267 | *str1=str[j+2]; | |
268 | izospin2=atoi(str1); | |
269 | mI3Buffer[tIter]=izospin1/izospin2; | |
270 | } | |
271 | if(str[j] == '-' && str[j+2] == '/' && str[j+4] == ']') | |
272 | { | |
273 | *str1=str[j+1]; | |
274 | izospin1=atoi(str1); | |
275 | *str1=str[j+3]; | |
276 | izospin2=atoi(str1); | |
277 | mI3Buffer[tIter]=-izospin1/izospin2; | |
278 | } | |
279 | if(str[j] == '-' && str[j+2] == ']') | |
280 | { | |
281 | *str1=str[j+1]; | |
282 | izospin1=atoi(str1); | |
283 | mI3Buffer[tIter]=-izospin1; | |
284 | } | |
285 | if(str[j+1] == ']') | |
286 | { | |
287 | *str1=str[j]; | |
288 | mI3Buffer[tIter]=atof(str1); | |
289 | } | |
290 | break; | |
291 | } | |
292 | } | |
293 | } | |
294 | ||
295 | //DECAY CHANNELS | |
296 | ||
297 | tIter=0; | |
298 | //TWO-BODY DECAYS | |
299 | if(str[0] == 's' && str[1] == 'e' && str[2] == '[') | |
300 | { | |
301 | // Reading in the decay channels | |
302 | char *tLBrackert, *tFirstComma, *tSecondComma, *tThirdComma, *tRBracket; | |
2e967919 | 303 | |
304 | tLBrackert = strchr(str,'['); | |
305 | tFirstComma = strchr(str,','); | |
306 | tSecondComma = strchr(tFirstComma+1,','); | |
307 | tThirdComma = strchr(tSecondComma+1,','); | |
308 | tRBracket = strchr(tThirdComma,']'); | |
309 | ||
310 | if (!(tLBrackert && tFirstComma && tSecondComma && tThirdComma && tRBracket)) | |
311 | PRINT_DEBUG_1("Malformed line!: " << str); | |
312 | ||
f8777da0 | 313 | char *tFather = new char[tFirstComma-tLBrackert]; |
314 | strncpy(tFather, tLBrackert+1, tFirstComma-tLBrackert-1); | |
315 | char *tDaughter1 = new char[tSecondComma-tFirstComma]; | |
316 | strncpy(tDaughter1, tFirstComma+1, tSecondComma-tFirstComma-1); | |
317 | char *tDaughter2 = new char[tThirdComma-tSecondComma]; | |
318 | strncpy(tDaughter2, tSecondComma+1, tThirdComma-tSecondComma-1); | |
319 | char *tBRatio = new char[tRBracket-tThirdComma]; | |
320 | strncpy(tBRatio, tThirdComma+1, tRBracket-tThirdComma-1); | |
2e967919 | 321 | |
322 | // Getting the ratio | |
323 | char *tMiddle, *tRatComponent; | |
324 | double tRatio = 1.0; | |
325 | ||
326 | tMiddle = strchr(tBRatio,'_'); | |
327 | if (!tMiddle) tMiddle = strchr(tBRatio,' '); | |
328 | while(tMiddle) | |
329 | { | |
f8777da0 | 330 | tRatComponent = new char[tMiddle-tBRatio+1]; |
331 | strncpy(tRatComponent, tBRatio, tMiddle-tBRatio); | |
2e967919 | 332 | if (strchr(tRatComponent,'/')) |
333 | tRatio *= atof(tRatComponent)/atof(tRatComponent+2); | |
334 | else | |
335 | tRatio *= atof(tRatComponent); | |
336 | tBRatio = tMiddle+1; | |
337 | tMiddle = strchr(tBRatio,'_'); | |
338 | if (!tMiddle) tMiddle = strchr(tBRatio,' '); | |
f8777da0 | 339 | delete [] tRatComponent; |
2e967919 | 340 | } |
341 | if (strchr(tBRatio,'/')) | |
342 | tRatio *= atof(tBRatio)/atof(tBRatio+2); | |
343 | else | |
344 | tRatio *= atof(tBRatio); | |
345 | } | |
346 | ||
347 | //THREE-BODY DECAYS | |
348 | j++; //because se3[] | |
349 | if(str[0] == 's' && str[1] == 'e' && str[2] == '3' && str[3] == '[') | |
350 | { | |
351 | for(;;) | |
352 | { | |
353 | if(str[j] == ',') | |
354 | { | |
355 | j++; //to skip "," | |
356 | break; | |
357 | } | |
358 | str1[tIter++]=str[j++]; //name | |
359 | } | |
360 | ||
361 | for(tIter=0;tIter<369;tIter++) | |
362 | { | |
363 | if(check(str1,mNameBuffer[tIter])) | |
364 | { | |
365 | mDecayBuffer[tIter][1]++; | |
366 | break; | |
367 | } | |
368 | } | |
369 | } | |
370 | ||
371 | ||
372 | } | |
373 | ////// END OF "i200STAR.m"////// | |
374 | ||
375 | ParticleType *tPartBuf; | |
376 | int tNum, tPart; | |
377 | ||
378 | for(tPart=0;tPart<mParticleCount;tPart++) | |
379 | { | |
380 | tPartBuf = new ParticleType(); | |
381 | tPartBuf->SetName(mNameBuffer[tPart]); | |
382 | tPartBuf->SetMass(mMassBuffer[tPart]); | |
383 | tPartBuf->SetGamma(mGammaBuffer[tPart]); | |
384 | tPartBuf->SetSpin(mSpinBuffer[tPart]); | |
385 | tPartBuf->SetBarionN(mBarionBuffer[tPart]); | |
386 | tPartBuf->SetStrangeness(mStrangeBuffer[tPart]); | |
387 | tPartBuf->SetI3(mI3Buffer[tPart]); | |
388 | tPartBuf->SetDecayChannelCount2(mDecayBuffer[tPart][0]); | |
389 | tPartBuf->SetDecayChannelCount3(mDecayBuffer[tPart][1]); | |
390 | tPartBuf->SetNumber(tPart); | |
391 | tNum = mDB->AddParticleType(tPartBuf); | |
392 | } | |
393 | ||
394 | ifstream in2("i200STAR.m"); | |
395 | while (in2.getline(str,200)) | |
396 | { | |
397 | tIter=0; | |
398 | //TWO-BODY DECAYS | |
399 | if(str[0] == 's' && str[1] == 'e' && str[2] == '[') | |
400 | { | |
401 | // Reading in the decay channels | |
402 | char *tLBrackert, *tFirstComma, *tSecondComma, *tThirdComma, *tRBracket; | |
2e967919 | 403 | |
404 | tLBrackert = strchr(str,'['); | |
405 | tFirstComma = strchr(str,','); | |
406 | tSecondComma = strchr(tFirstComma+1,','); | |
407 | tThirdComma = strchr(tSecondComma+1,','); | |
408 | tRBracket = strchr(tThirdComma,']'); | |
409 | if (!(tLBrackert && tFirstComma && tSecondComma && tThirdComma && tRBracket)) | |
410 | PRINT_DEBUG_1("Malformed line!: " << str); | |
411 | ||
f8777da0 | 412 | char *tFather = new char[tFirstComma-tLBrackert]; |
413 | strncpy(tFather, tLBrackert+1, tFirstComma-tLBrackert-1); | |
414 | char *tDaughter1 = new char[tSecondComma-tFirstComma]; | |
415 | strncpy(tDaughter1, tFirstComma+1, tSecondComma-tFirstComma-1); | |
416 | char *tDaughter2 = new char[tThirdComma-tSecondComma]; | |
417 | strncpy(tDaughter2, tSecondComma+1, tThirdComma-tSecondComma-1); | |
418 | char *tBRatio = new char[tRBracket-tThirdComma]; | |
419 | strncpy(tBRatio, tThirdComma+1, tRBracket-tThirdComma-1); | |
2e967919 | 420 | |
421 | // Getting the ratio | |
422 | char *tMiddle, *tRatComponent; | |
423 | double tRatio = 1.0; | |
424 | ||
425 | tMiddle = strchr(tBRatio,'_'); | |
426 | if (!tMiddle) tMiddle = strchr(tBRatio,' '); | |
427 | while(tMiddle) | |
428 | { | |
f8777da0 | 429 | tRatComponent = new char[tMiddle-tBRatio]; |
430 | strncpy(tRatComponent, tBRatio, tMiddle-tBRatio); | |
2e967919 | 431 | if (strchr(tRatComponent,'/')) |
432 | tRatio *= atof(tRatComponent)/atof(tRatComponent+2); | |
433 | else | |
434 | tRatio *= atof(tRatComponent); | |
435 | tBRatio = tMiddle+1; | |
436 | tMiddle = strchr(tBRatio,'_'); | |
437 | if (!tMiddle) tMiddle = strchr(tBRatio,' '); | |
f8777da0 | 438 | delete [] tRatComponent; |
2e967919 | 439 | } |
440 | if (strchr(tBRatio,'/')) | |
441 | tRatio *= atof(tBRatio)/atof(tBRatio+2); | |
442 | else | |
443 | tRatio *= atof(tBRatio); | |
444 | ||
445 | DecayChannel *newChannel = new DecayChannel(tRatio, mDB->GetParticleTypeIndex(tDaughter1), mDB->GetParticleTypeIndex(tDaughter2), -1); | |
446 | // if (mDB->GetParticleType(tDaughter1)->GetMass() + | |
447 | // mDB->GetParticleType(tDaughter2)->GetMass() | |
448 | // < mDB->GetParticleType(tFather)->GetMass()) { | |
449 | // (mDB->GetParticleType(tFather))->AddDecayChannel(*newChannel); | |
450 | // } | |
451 | (mDB->GetParticleType(tFather))->AddDecayChannel(*newChannel); | |
452 | } | |
453 | ||
454 | if(str[0] == 's' && str[1] == 'e' && str[2] == '3') | |
455 | { | |
456 | // Reading in the decay channels | |
457 | char *tLBrackert, *tFirstComma, *tSecondComma, *tThirdComma, *tFourthComma, *tRBracket; | |
2e967919 | 458 | |
459 | tLBrackert = strchr(str,'['); | |
460 | tFirstComma = strchr(str,','); | |
461 | tSecondComma = strchr(tFirstComma+1,','); | |
462 | tThirdComma = strchr(tSecondComma+1,','); | |
463 | tFourthComma = strchr(tThirdComma+1,','); | |
464 | tRBracket = strchr(tThirdComma,']'); | |
465 | ||
466 | if (!(tLBrackert && tFirstComma && tSecondComma && tThirdComma && tFourthComma && tRBracket)) | |
467 | PRINT_DEBUG_1("Malformed line!: " << str); | |
468 | ||
f8777da0 | 469 | char *tFather = new char[tFirstComma-tLBrackert]; |
470 | strncpy(tFather, tLBrackert+1, tFirstComma-tLBrackert-1); | |
471 | char *tDaughter1 = new char[tSecondComma-tFirstComma]; | |
472 | strncpy(tDaughter1, tFirstComma+1, tSecondComma-tFirstComma-1); | |
473 | char *tDaughter2 = new char[tThirdComma-tSecondComma]; | |
474 | strncpy(tDaughter2, tSecondComma+1, tThirdComma-tSecondComma-1); | |
475 | char *tDaughter3 = new char[tFourthComma-tThirdComma]; | |
476 | strncpy(tDaughter3, tThirdComma+1, tFourthComma-tThirdComma-1); | |
477 | char *tBRatio = new char[tRBracket-tFourthComma]; | |
478 | strncpy(tBRatio, tFourthComma+1, tRBracket-tFourthComma-1); | |
2e967919 | 479 | |
480 | // Getting the ratio | |
481 | char *tMiddle, *tRatComponent; | |
482 | double tRatio = 1.0; | |
483 | ||
484 | tMiddle = strchr(tBRatio,'_'); | |
485 | if (!tMiddle) tMiddle = strchr(tBRatio,' '); | |
486 | while(tMiddle) | |
487 | { | |
f8777da0 | 488 | tRatComponent = new char[tMiddle-tBRatio+1]; |
489 | strncpy(tRatComponent, tBRatio, tMiddle-tBRatio); | |
2e967919 | 490 | if (strchr(tRatComponent,'/')) |
491 | tRatio *= atof(tRatComponent)/atof(tRatComponent+2); | |
492 | else | |
493 | tRatio *= atof(tRatComponent); | |
494 | tBRatio = tMiddle+1; | |
495 | tMiddle = strchr(tBRatio,'_'); | |
496 | if (!tMiddle) tMiddle = strchr(tBRatio,' '); | |
f8777da0 | 497 | delete [] tRatComponent; |
2e967919 | 498 | } |
499 | if (strchr(tBRatio,'/')) | |
500 | tRatio *= atof(tBRatio)/atof(tBRatio+2); | |
501 | else | |
502 | tRatio *= atof(tBRatio); | |
503 | ||
504 | DecayChannel *newChannel = new DecayChannel(tRatio, mDB->GetParticleTypeIndex(tDaughter1), mDB->GetParticleTypeIndex(tDaughter2), mDB->GetParticleTypeIndex(tDaughter3)); | |
505 | // if (mDB->GetParticleType(tDaughter1)->GetMass() + | |
506 | // mDB->GetParticleType(tDaughter2)->GetMass() + | |
507 | // mDB->GetParticleType(tDaughter3)->GetMass() | |
508 | // < mDB->GetParticleType(tFather)->GetMass()) | |
509 | (mDB->GetParticleType(tFather))->AddDecayChannel(*newChannel); | |
510 | } | |
511 | } | |
512 | ||
513 | ifstream in3("pdgcodes.m"); | |
514 | while (in3.getline(str,200)) | |
515 | { | |
516 | string tName; | |
517 | int tCode; | |
518 | ||
519 | std::stringstream tIS(str); | |
520 | tIS >> tName >> tCode; | |
521 | mDB->GetParticleType(tName)->SetPDGCode(tCode); | |
522 | } | |
523 | ||
524 | } | |
525 | ||
526 | ||
527 | void Parser::ReadShare() | |
528 | { | |
529 | char str[50]; | |
530 | char str1[200]; | |
531 | ||
532 | ParticleType *tPartBuf; | |
533 | int tNum; | |
534 | ||
535 | PRINT_DEBUG_1("Reading from |"<<(mInputDir+"/"+"particles.data").Data()<<"|"); | |
536 | ifstream in((mInputDir+"/"+"particles.data").Data()); | |
537 | ||
538 | int number=0; | |
539 | if ((in) && (in.is_open())) | |
540 | { | |
541 | //START OF HEAD-LINE | |
542 | in.ignore(200,'\n'); | |
543 | in.ignore(200,'\n'); | |
544 | in.ignore(200,'\n'); | |
545 | //END OF HEAD-LINE | |
546 | ||
547 | while (in>>str) | |
548 | { | |
549 | if (/*(*str == '#')||*/(*str<65)||(*str>122)) | |
550 | { | |
551 | in.getline(str1,200); | |
552 | continue; | |
553 | } | |
554 | double mass, gamma, spin, I3, I, q, s, aq, as, c, ac, mc; | |
555 | ||
556 | in>>mass>>gamma>>spin>>I>>I3>>q>>s>>aq>>as>>c>>ac>>mc; | |
557 | number++; | |
558 | PRINT_DEBUG_2(number<<" "<<str<<" "<<mass<<" "<<gamma<<" "<<spin<<" "<<I<<" "<<I3<<" "<<q<<" "<<aq<<" "<<s<<" "<<as<<" "<<c<<" "<<ac<<" "<<mc); | |
559 | ||
560 | tPartBuf = new ParticleType(); | |
561 | tPartBuf->SetName(str); | |
562 | tPartBuf->SetMass(mass); | |
563 | tPartBuf->SetGamma(gamma); | |
564 | tPartBuf->SetSpin(spin); | |
565 | tPartBuf->SetBarionN((int) ((q+s+c)/3. - (aq+as+ac)/3.) ); | |
566 | tPartBuf->SetCharmN((int) (c - ac)); | |
567 | tPartBuf->SetStrangeness((int) (as-s)); | |
568 | tPartBuf->SetI(I); | |
569 | tPartBuf->SetI3(I3); | |
570 | tPartBuf->SetPDGCode((int) mc); | |
571 | tPartBuf->SetNumber(number); | |
572 | tNum = mDB->AddParticleType(tPartBuf); | |
573 | } | |
574 | in.close(); | |
575 | } | |
576 | else | |
577 | { | |
578 | PRINT_MESSAGE("File "<<(mInputDir+"/"+"particles.data").Data()<<" containing particle data not found!"); | |
579 | PRINT_MESSAGE("Please set the correct path to this file in the input parameter file"); | |
580 | PRINT_MESSAGE("Aborting!"); | |
581 | exit(0); | |
582 | } | |
583 | ||
584 | ifstream in2((mInputDir+"/decays.data").Data()); | |
585 | if ((in2) && (in2.is_open())) | |
586 | { | |
587 | //START OF HEAD-LINE | |
588 | in2.ignore(200,'\n'); | |
589 | in2.ignore(200,'\n'); | |
590 | in2.ignore(200,'\n'); | |
591 | //END OF HEAD-LINE | |
592 | ||
593 | char tFather[20], tDaughter1[20], tDaughter2[20], tDaughter3[20]; | |
594 | double tBRatio, tRatio; | |
595 | int CGcoeff; // complete branching ratio by Clebsch-Gordan coefficient: 0-no 1-yes | |
596 | ||
597 | while (in2>>str) | |
598 | { | |
599 | if (*str == '#') | |
600 | { | |
601 | in2.getline(str1,200); | |
602 | continue; | |
603 | } | |
604 | in2>>tDaughter1>>tDaughter2>>tDaughter3; | |
605 | if (!mDB->ExistsParticleType(tDaughter1)) { | |
606 | PRINT_MESSAGE("Did not find the daughter 1 particle: " << tDaughter1); | |
607 | PRINT_MESSAGE("Not adding channel"); | |
608 | in2.getline(str1,200); | |
609 | continue; | |
610 | } | |
611 | if (!mDB->ExistsParticleType(tDaughter2)) { | |
612 | PRINT_MESSAGE("Did not find the daughter 2 particle: " << tDaughter2); | |
613 | PRINT_MESSAGE("Not adding channel"); | |
614 | in2.getline(str1,200); | |
615 | continue; | |
616 | } | |
617 | if ((*tDaughter3>65)&&(*tDaughter3<122)&&(!mDB->ExistsParticleType(tDaughter3))) { | |
618 | PRINT_MESSAGE("Did not find the daughter 3 particle: " << tDaughter3); | |
619 | PRINT_MESSAGE("Not adding channel"); | |
620 | in2.getline(str1,200); | |
621 | continue; | |
622 | } | |
623 | ||
624 | strcpy(tFather,str); | |
625 | PRINT_DEBUG_2(tFather<<"\t"<<tDaughter1<<"\t"<<tDaughter2<<"\t"); | |
626 | if ((*tDaughter3>65)&&(*tDaughter3<122)) // check if first char is a letter - if yes then 3-body decay | |
627 | { | |
628 | in2>>tBRatio>>CGcoeff; | |
629 | PRINT_DEBUG_2(tDaughter3<<" (3-body decay)\t"); | |
630 | if (mDB->ExistsParticleType(tFather)) { | |
631 | mDB->GetParticleType(tFather)->SetDecayChannelCount3(mDB->GetParticleType(tFather)->GetDecayChannelCount3()+1); | |
632 | ||
633 | tRatio=tBRatio; | |
634 | DecayChannel *newChannel = new DecayChannel(tRatio, mDB->GetParticleTypeIndex(tDaughter1), mDB->GetParticleTypeIndex(tDaughter2), mDB->GetParticleTypeIndex(tDaughter3)); | |
635 | if (mDB->GetParticleType(tDaughter1)->GetMass() + | |
636 | mDB->GetParticleType(tDaughter2)->GetMass() + | |
637 | mDB->GetParticleType(tDaughter3)->GetMass() | |
638 | < mDB->GetParticleType(tFather)->GetMass()) | |
639 | (mDB->GetParticleType(tFather))->AddDecayChannel(*newChannel); | |
640 | ||
641 | tRatio=tBRatio; | |
642 | PRINT_DEBUG_2(tBRatio << '\t' << tRatio); | |
643 | } | |
644 | else { | |
645 | PRINT_MESSAGE("Did not find the father particle: " << tFather); | |
646 | PRINT_MESSAGE("Not adding channel"); | |
647 | } | |
648 | } | |
649 | else // 2-body decay | |
650 | { | |
651 | tBRatio=atof(tDaughter3); | |
652 | ||
653 | in2>>CGcoeff; | |
654 | PRINT_DEBUG_2(" (2-body decay)\t"); | |
655 | if (mDB->ExistsParticleType(tFather)) { | |
656 | mDB->GetParticleType(tFather)->SetDecayChannelCount2(mDB->GetParticleType(tFather)->GetDecayChannelCount2()+1); | |
657 | ||
658 | // !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! | |
659 | if (CGcoeff) // complete branching ratio by Clebsch-Gordan coefficient | |
660 | { | |
661 | double j1, m1, j2, m2, J, M, CB; | |
662 | J=mDB->GetParticleType(tFather)->GetI(); | |
663 | M=mDB->GetParticleType(tFather)->GetI3(); | |
664 | j1=mDB->GetParticleType(tDaughter1)->GetI(); | |
665 | m1=mDB->GetParticleType(tDaughter1)->GetI3(); | |
666 | j2=mDB->GetParticleType(tDaughter2)->GetI(); | |
667 | m2=mDB->GetParticleType(tDaughter2)->GetI3(); | |
668 | PRINT_DEBUG_2(" "<<J<<" "<<M<<" "<<j1<<" "<<m1<<" "<<j2<<" "<<m2); | |
669 | ||
670 | CB = ClebschGordan(J, M, j1, m1, j2, m2); | |
671 | tRatio = CB*CB * tBRatio; | |
672 | ||
673 | // Multiply the Clebsh by two? | |
674 | // The same spin, mass, strangeness | |
675 | // and different I3? | |
676 | if ((fabs(mDB->GetParticleType(tDaughter1)->GetSpin() - mDB->GetParticleType(tDaughter2)->GetSpin()) < 0.01) && | |
677 | (fabs(mDB->GetParticleType(tDaughter1)->GetMass() - mDB->GetParticleType(tDaughter2)->GetMass()) < 0.01) && | |
678 | (mDB->GetParticleType(tDaughter1)->GetStrangeness() == mDB->GetParticleType(tDaughter2)->GetStrangeness()) && | |
679 | (fabs(mDB->GetParticleType(tDaughter1)->GetI3() - mDB->GetParticleType(tDaughter2)->GetI3()) > 0.01)) | |
680 | { | |
681 | PRINT_DEBUG_2("Multuplying Clebsch by two for " << tFather << "->" << tDaughter1 << "+" << tDaughter2); | |
682 | tRatio *= 2.0; | |
683 | } | |
684 | ||
685 | PRINT_DEBUG_2(CB << '\t' << tBRatio << '\t' << tRatio<<"\t"<<CGcoeff); | |
686 | } | |
687 | ||
688 | else | |
689 | { | |
690 | tRatio=tBRatio; | |
691 | PRINT_DEBUG_2(tBRatio << '\t' << tRatio); | |
692 | } | |
693 | DecayChannel *newChannel = new DecayChannel(tRatio, mDB->GetParticleTypeIndex(tDaughter1), mDB->GetParticleTypeIndex(tDaughter2), -1); | |
694 | if (mDB->GetParticleType(tDaughter1)->GetMass() + | |
695 | mDB->GetParticleType(tDaughter2)->GetMass() | |
696 | < mDB->GetParticleType(tFather)->GetMass()) | |
697 | { | |
698 | (mDB->GetParticleType(tFather))->AddDecayChannel(*newChannel); | |
699 | PRINT_DEBUG_2("Added channel " << newChannel << " " << mDB->GetParticleTypeIndex(tFather) << " " << mDB->GetParticleTypeIndex(tDaughter1) << " " << mDB->GetParticleTypeIndex(tDaughter2)); | |
700 | } | |
701 | else | |
702 | { | |
703 | ||
704 | PRINT_DEBUG_2("Masses do not match! Not adding channel " << newChannel); | |
705 | } | |
706 | } | |
707 | else { | |
708 | PRINT_MESSAGE("Did not find the father particle: " << tFather); | |
709 | PRINT_MESSAGE("Not adding channel"); | |
710 | } | |
711 | } | |
712 | } | |
713 | in2.close(); | |
714 | } | |
715 | else { | |
716 | PRINT_MESSAGE("File "<<(mInputDir+"/decays.data").Data()<<" with particle decay channels not found!"); | |
717 | PRINT_MESSAGE("No particle decays will be simulated"); | |
718 | } | |
719 | } | |
720 | ||
721 | double | |
722 | Parser::ClebschGordan(double aJot, double aEm, double aJot1, double aEm1, double aJot2, double aEm2) | |
723 | { | |
724 | int mint, maxt; | |
725 | double cgc = 0.0; | |
726 | int titer; | |
727 | double coef; | |
728 | ||
729 | maxt = lrint(aJot1 + aJot2 - aJot); | |
730 | mint = 0; | |
731 | if (lrint(aJot1 - aEm1) < maxt) maxt = lrint(aJot1 - aEm1); | |
732 | if (lrint(aJot2 + aEm2) < maxt) maxt = lrint(aJot2 + aEm2); | |
733 | if (lrint(-(aJot-aJot2+aEm1)) > mint) mint = lrint(-(aJot-aJot2+aEm1)); | |
734 | if (lrint(-(aJot-aJot1-aEm2)) > mint) mint = lrint(-(aJot-aJot1-aEm2)); | |
735 | ||
736 | PRINT_DEBUG_3("mint " << mint << " " << aJot1 << " " << aEm1); | |
737 | PRINT_DEBUG_3("maxt " << maxt << " " << aJot2 << " " << aEm2); | |
738 | ||
739 | for (titer = mint; titer<=maxt; titer ++) | |
740 | { | |
741 | coef = TMath::Power(-1, titer); | |
742 | PRINT_DEBUG_3("coef1 " << coef); | |
743 | coef *= TMath::Sqrt((2*aJot+1)* | |
744 | factorials[lrint(aJot1+aEm1)] * | |
745 | factorials[lrint(aJot1-aEm1)] * | |
746 | factorials[lrint(aJot2+aEm2)] * | |
747 | factorials[lrint(aJot2-aEm2)] * | |
748 | factorials[lrint(aJot+aEm)] * | |
749 | factorials[lrint(aJot-aEm)]); | |
750 | PRINT_DEBUG_3("coef2 " << coef); | |
751 | coef /= (factorials[titer] * | |
752 | factorials[lrint(aJot1+aJot2-aJot-titer)] * | |
753 | factorials[lrint(aJot1-aEm1-titer)] * | |
754 | factorials[lrint(aJot2+aEm2-titer)] * | |
755 | factorials[lrint(aJot-aJot2+aEm1+titer)] * | |
756 | factorials[lrint(aJot-aJot1-aEm2+titer)]); | |
757 | PRINT_DEBUG_3("coef3 " << coef); | |
758 | ||
759 | cgc += coef; | |
760 | } | |
761 | ||
762 | cgc *= DeltaJ(aJot1, aJot2, aJot); | |
763 | ||
764 | return cgc; | |
765 | } | |
766 | ||
767 | double | |
768 | Parser::DeltaJ(double aJot1, double aJot2, double aJot) | |
769 | { | |
770 | double res = TMath::Sqrt(1.0 * | |
771 | factorials[lrint(aJot1+aJot2-aJot)] * | |
772 | factorials[lrint(aJot1-aJot2+aJot)] * | |
773 | factorials[lrint(-aJot1+aJot2+aJot)] / | |
774 | factorials[lrint(aJot1+aJot2+aJot+1)]); | |
775 | ||
776 | return res; | |
777 | } | |
778 | ||
779 | void | |
780 | Parser::ReadParameters() | |
781 | { | |
782 | // Read the input directory | |
783 | try { | |
784 | mInputDir = sRPInstance->getPar("InputDirSHARE"); | |
785 | } | |
786 | catch (STR tError) { | |
787 | PRINT_DEBUG_1("Parser::ReadParameters - Caught exception " << tError); | |
788 | PRINT_MESSAGE("Did not find SHARE input file location."); | |
789 | PRINT_MESSAGE("Using default: '../share'"); | |
790 | mInputDir = "../share"; | |
791 | } | |
792 | } |