| Geant4 Cross Reference |
1 // 1
2 // *******************************************
3 // * License and Disclaimer
4 // *
5 // * The Geant4 software is copyright of th
6 // * the Geant4 Collaboration. It is provided
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8 // * LICENSE and available at http://cern.ch/
9 // * include a list of copyright holders.
10 // *
11 // * Neither the authors of this software syst
12 // * institutes,nor the agencies providing fin
13 // * work make any representation or warran
14 // * regarding this software system or assum
15 // * use. Please see the license in the file
16 // * for the full disclaimer and the limitatio
17 // *
18 // * This code implementation is the result
19 // * technical work of the GEANT4 collaboratio
20 // * By using, copying, modifying or distri
21 // * any work based on the software) you ag
22 // * use in resulting scientific publicati
23 // * acceptance of all terms of the Geant4 Sof
24 // *******************************************
25 //
26 //
27
28 //
29 // Author: Riccardo Capra <capra@ge.infn.it>
30 // Code review by MGP October 2007: removed in
31 // more impro
32 //
33 // History:
34 // -----------
35 // 30 Jun 2005 RC Created
36 // 14 Oct 2007 MGP Removed inheritan
37 //
38 // 15 Jul 2009 N.A.Karakatsanis
39 //
40 // - LoadNonLogData
41 // dataset. It is
42 //
43 // - LoadData method
44 // It retrieves th
45 // respective log
46 //
47 // - SetLogEnergiesD
48 // The EM data set
49 // These initializ
50 // operations
51 //
52 //
53 // -------------------------------------------
54
55
56 #include "G4CrossSectionDataSet.hh"
57 #include "G4VDataSetAlgorithm.hh"
58 #include "G4EMDataSet.hh"
59 #include <vector>
60 #include <fstream>
61 #include <sstream>
62
63 //....oooOO0OOooo........oooOO0OOooo........oo
64
65 G4CrossSectionDataSet::G4CrossSectionDataSet(G
66 G4double argUnitEnergies,
67 G4double argUnitData) :
68 algorithm(argAlgorithm), unitEnergies(argUn
69 {;}
70
71 //....oooOO0OOooo........oooOO0OOooo........oo
72
73 G4CrossSectionDataSet::~G4CrossSectionDataSet(
74 {
75 CleanUpComponents();
76
77 if (algorithm)
78 delete algorithm;
79 }
80
81 //....oooOO0OOooo........oooOO0OOooo........oo
82
83 G4bool G4CrossSectionDataSet::LoadData(const G
84 {
85 CleanUpComponents();
86
87 G4String fullFileName(FullFileName(argFileNa
88 std::ifstream in(fullFileName, std::ifstream
89
90 if (!in.is_open())
91 {
92 G4String message("data file \"");
93 message+=fullFileName;
94 message+="\" not found";
95 G4Exception("G4CrossSectionDataSet::Load
96 "em0003",FatalException,message);
97 return false;
98 }
99
100 std::vector<G4DataVector *> columns;
101 std::vector<G4DataVector *> log_columns;
102
103 std::stringstream *stream(new std::stringstr
104 char c;
105 G4bool comment(false);
106 G4bool space(true);
107 G4bool first(true);
108
109 try
110 {
111 while (!in.eof())
112 {
113 in.get(c);
114
115 switch (c)
116 {
117 case '\r':
118 case '\n':
119 if (!first)
120 {
121 unsigned long i(0);
122 G4double value;
123
124 while (!stream->eof())
125 {
126 (*stream) >> value;
127
128 while (i>=columns.size())
129 {
130 columns.push_back(new G4DataVector);
131 log_columns.push_back
132 }
133
134 columns[i]->push_back(value);
135
136 // N. A. Karakatsanis
137 // A condition is applied to check if negative
138 // If yes, then a near-zero value is applied t
139 // If a value is zero, this simplification is
140 // If a value is negative, then it is not acce
141 // logarithmic values should not be used by in
142 //
143 // Therefore, G4LogLogInterpolation and G4LinL
144 // Instead, G4LinInterpolation is safe in ever
145 // SemiLogInterpolation is safe only if the en
146 // G4LinLogInterpolation is safe only if the c
147
148 if (value <=0.) value =
149 log_columns[i]->push_bac
150
151 i++;
152 }
153
154 delete stream;
155 stream=new std::stringstream;
156 }
157
158 first=true;
159 comment=false;
160 space=true;
161 break;
162
163 case '#':
164 comment=true;
165 break;
166
167 case '\t':
168 case ' ':
169 space = true;
170 break;
171
172 default:
173 if (comment) { break; }
174 if (space && (!first)) { (*stream) <<
175
176 first=false;
177 (*stream) << c;
178 space=false;
179 }
180 }
181 }
182 catch(const std::ios::failure &e)
183 {
184 // some implementations of STL could thr
185 // when read wants read characters after
186 }
187
188 delete stream;
189
190 G4int maxI = (G4int)columns.size();
191
192 if (maxI<2)
193 {
194 G4String message("data file \"");
195 message+=fullFileName;
196 message+="\" should have at least two co
197 G4Exception("G4CrossSectionDataSet::Load
198 "em0005",FatalException,message);
199 return false;
200 }
201
202 G4int i(1);
203 while (i<maxI)
204 {
205 std::size_t maxJ(columns[i]->size());
206
207 if (maxJ!=columns[0]->size())
208 {
209 G4String message("data file \"");
210 message+=fullFileName;
211 message+="\" has lines with a different nu
212 G4Exception("G4CrossSectionDataSet::
213 "em0005",FatalException,message);
214 return false;
215 }
216
217 std::size_t j(0);
218
219 G4DataVector *argEnergies=new G4DataVect
220 G4DataVector *argData=new G4DataVector;
221 G4DataVector *argLogEnergies=new G4DataV
222 G4DataVector *argLogData=new G4DataVecto
223
224 while(j<maxJ)
225 {
226 argEnergies->push_back(columns[0]->operato
227 argData->push_back(columns[i]->operator[]
228 argLogEnergies->push_back(log_columns[0]->
229 argLogData->push_back(log_columns[i]->oper
230 j++;
231 }
232
233 AddComponent(new G4EMDataSet(i-1, argEne
234
235 i++;
236 }
237
238 i=maxI;
239 while (i>0)
240 {
241 i--;
242 delete columns[i];
243 delete log_columns[i];
244 }
245
246 return true;
247 }
248
249 //....oooOO0OOooo........oooOO0OOooo........oo
250
251 G4bool G4CrossSectionDataSet::LoadNonLogData(c
252 {
253 CleanUpComponents();
254
255 G4String fullFileName(FullFileName(argFileNa
256 std::ifstream in(fullFileName, std::ifstream
257
258 if (!in.is_open())
259 {
260 G4String message("data file \"");
261 message+=fullFileName;
262 message+="\" not found";
263 G4Exception("G4CrossSectionDataSet::Load
264 "em0003",FatalException,message);
265 return false;
266 }
267
268 std::vector<G4DataVector *> columns;
269
270 std::stringstream *stream(new std::stringstr
271 char c;
272 G4bool comment(false);
273 G4bool space(true);
274 G4bool first(true);
275
276 try
277 {
278 while (!in.eof())
279 {
280 in.get(c);
281
282 switch (c)
283 {
284 case '\r':
285 case '\n':
286 if (!first)
287 {
288 unsigned long i(0);
289 G4double value;
290
291 while (!stream->eof())
292 {
293 (*stream) >> value;
294
295 while (i>=columns.size())
296 {
297 columns.push_back(new G4DataVector);
298 }
299
300 columns[i]->push_back(value);
301
302 i++;
303 }
304
305 delete stream;
306 stream=new std::stringstream;
307 }
308
309 first=true;
310 comment=false;
311 space=true;
312 break;
313
314 case '#':
315 comment=true;
316 break;
317
318 case '\t':
319 case ' ':
320 space = true;
321 break;
322
323 default:
324 if (comment) { break; }
325 if (space && (!first)) { (*stream) <<
326
327 first=false;
328 (*stream) << c;
329 space=false;
330 }
331 }
332 }
333 catch(const std::ios::failure &e)
334 {
335 // some implementations of STL could thr
336 // when read wants read characters after
337 }
338
339 delete stream;
340
341 G4int maxI = (G4int)columns.size();
342
343 if (maxI<2)
344 {
345 G4String message("data file \"");
346 message+=fullFileName;
347 message+="\" should have at least two co
348 G4Exception("G4CrossSectionDataSet::Load
349 "em0005",FatalException,message);
350 return false;
351 }
352
353 G4int i(1);
354 while (i<maxI)
355 {
356 std::size_t maxJ(columns[i]->size());
357
358 if (maxJ!=columns[0]->size())
359 {
360 G4String message("data file \"");
361 message+=fullFileName;
362 message+="\" has lines with a different nu
363 G4Exception("G4CrossSectionDataSet::
364 "em0005",FatalException,message);
365 return false;
366 }
367
368 std::size_t j(0);
369
370 G4DataVector *argEnergies=new G4DataVect
371 G4DataVector *argData=new G4DataVector;
372
373 while(j<maxJ)
374 {
375 argEnergies->push_back(columns[0]->operato
376 argData->push_back(columns[i]->operator[]
377 j++;
378 }
379
380 AddComponent(new G4EMDataSet(i-1, argEne
381
382 i++;
383 }
384
385 i=maxI;
386 while (i>0)
387 {
388 i--;
389 delete columns[i];
390 }
391
392 return true;
393 }
394
395 //....oooOO0OOooo........oooOO0OOooo........oo
396
397 G4bool G4CrossSectionDataSet::SaveData(const G
398 {
399 const G4int n = (G4int)NumberOfComponents();
400
401 if (n==0)
402 {
403 G4Exception("G4CrossSectionDataSet::Save
404 "em0005",FatalException,"expected at l
405 return false;
406 }
407
408 G4String fullFileName(FullFileName(argFileNa
409 std::ofstream out(fullFileName);
410
411 if (!out.is_open())
412 {
413 G4String message("cannot open \"");
414 message+=fullFileName;
415 message+="\"";
416 G4Exception("G4CrossSectionDataSet::Save
417 "em0003",FatalException,message);
418 return false;
419 }
420
421 G4DataVector::const_iterator iEnergies(GetCo
422 G4DataVector::const_iterator iEnergiesEnd(Ge
423 G4DataVector::const_iterator * iData(new G4D
424
425 G4int k(n);
426
427 while (k>0)
428 {
429 k--;
430 iData[k]=GetComponent(k)->GetData(0).cbe
431 }
432
433 while (iEnergies!=iEnergiesEnd)
434 {
435 out.precision(10);
436 out.width(15);
437 out.setf(std::ofstream::left);
438 out << ((*iEnergies)/GetUnitEnergies());
439
440 k=0;
441
442 while (k<n)
443 {
444 out << ' ';
445 out.precision(10);
446 out.width(15);
447 out.setf(std::ofstream::left);
448 out << ((*(iData[k]))/GetUnitData());
449
450 iData[k]++;
451 k++;
452 }
453
454 out << std::endl;
455
456 iEnergies++;
457 }
458
459 delete[] iData;
460
461 return true;
462 }
463
464 //....oooOO0OOooo........oooOO0OOooo........oo
465
466 G4String G4CrossSectionDataSet::FullFileName(c
467 {
468 const char* path = G4FindDataDir("G4LEDATA")
469 if (!path)
470 {
471 G4Exception("G4CrossSectionDataSet::Full
472 "em0006",FatalException,"G4LEDATA envir
473 return "NULL";
474 }
475
476 std::ostringstream fullFileName;
477
478 fullFileName << path << "/" << argFileName <
479
480 return G4String(fullFileName.str().c_str());
481 }
482
483 //....oooOO0OOooo........oooOO0OOooo........oo
484
485 G4double G4CrossSectionDataSet::FindValue(G4do
486 {
487 // Returns the sum over the shells correspon
488 G4double value = 0.;
489
490 std::vector<G4VEMDataSet *>::const_iterator
491 std::vector<G4VEMDataSet *>::const_iterator
492
493 while (i!=end)
494 {
495 value+=(*i)->FindValue(argEnergy);
496 i++;
497 }
498
499 return value;
500 }
501
502 //....oooOO0OOooo........oooOO0OOooo........oo
503
504 void G4CrossSectionDataSet::PrintData(void) co
505 {
506 const G4int n = (G4int)NumberOfComponents();
507
508 G4cout << "The data set has " << n << " comp
509 G4cout << G4endl;
510
511 G4int i(0);
512
513 while (i<n)
514 {
515 G4cout << "--- Component " << i << " ---
516 GetComponent(i)->PrintData();
517 ++i;
518 }
519 }
520
521 //....oooOO0OOooo........oooOO0OOooo........oo
522
523 void G4CrossSectionDataSet::SetEnergiesData(G4
524 G4DataVector* argData,
525 G4int argComponentId)
526 {
527 G4VEMDataSet * component(components[argCompo
528
529 if (component)
530 {
531 component->SetEnergiesData(argEnergies,
532 return;
533 }
534
535 std::ostringstream message;
536 message << "component " << argComponentId <<
537
538 G4Exception("G4CrossSectionDataSet::SetEnerg
539 "em0005",FatalException,message.str().c
540 }
541
542 //....oooOO0OOooo........oooOO0OOooo........oo
543
544 void G4CrossSectionDataSet::SetLogEnergiesData
545 G4DataVector* argData,
546 G4Dat
547 G4Dat
548 G4int argComponentId)
549 {
550 G4VEMDataSet * component(components[argCompo
551
552 if (component)
553 {
554 component->SetLogEnergiesData(argEnergie
555 return;
556 }
557
558 std::ostringstream message;
559 message << "component " << argComponentId <<
560
561 G4Exception("G4CrossSectionDataSet::SetLogEn
562 "em0005",FatalException,message.str().c
563 }
564
565 //....oooOO0OOooo........oooOO0OOooo........oo
566
567 void G4CrossSectionDataSet::CleanUpComponents(
568 {
569 while (!components.empty())
570 {
571 if (components.back()) delete components
572 components.pop_back();
573 }
574 }
575
576
577