source: trunk/source/global/management/src/G4UnitsTable.cc@ 1343

Last change on this file since 1343 was 1340, checked in by garnier, 15 years ago

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4// * *
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25//
26//
27// $Id: G4UnitsTable.cc,v 1.38 2010/08/09 15:21:14 maire Exp $
28// GEANT4 tag $Name: global-V09-03-22 $
29//
30//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
31//
32// 17-05-98: first version, M.Maire
33// 05-08-98: angstrom,microbarn,picobarn,petaelectronvolt, M.Maire
34// 13-10-98: units and symbols printed in fixed length, M.Maire
35// 01-03-01: parsec, M.Maire
36// 06-03-01: migration to STL vectors, G.Cosmo
37// 06-05-02: BestUnit operator<< flux instead of G4cout (mma)
38// 12-08-05: cm2/g ("Surface/Mass") (mma)
39// 30-06-05: um for micrometer (mma)
40// 07-02-06: GeV/cm MeV/cm keV/cm eV/cm ("Energy/Length") (mma)
41// 15-02-06: g/cm2 ("Mass/Surface")
42// MeV*cm2/g ..etc.. ("Energy*Surface/Mass")
43// 18-08-06: remove symbol mum (mma)
44// 06-05-08: V/m ("Electric field") (mma)
45// 09-08-10: new category "Solid angle" (mma)
46//
47//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
48//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
49
50
51#include "G4UnitsTable.hh"
52
53#include <iomanip>
54#include <sstream>
55
56G4UnitsTable G4UnitDefinition::theUnitsTable;
57
58//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
59
60G4UnitDefinition::G4UnitDefinition(const G4String& name,
61 const G4String& symbol,
62 const G4String& category, G4double value)
63 : Name(name),SymbolName(symbol),Value(value)
64{
65 //
66 //does the Category objet already exist ?
67 size_t nbCat = theUnitsTable.size();
68 size_t i = 0;
69 while ((i<nbCat)&&(theUnitsTable[i]->GetName()!=category)) { i++; }
70 if (i == nbCat)
71 { theUnitsTable.push_back( new G4UnitsCategory(category)); }
72 CategoryIndex = i;
73 //
74 //insert this Unit in the Unitstable
75 (theUnitsTable[CategoryIndex]->GetUnitsList()).push_back(this);
76
77 //update string max length for name and symbol
78 theUnitsTable[i]->UpdateNameMxLen((G4int)name.length());
79 theUnitsTable[i]->UpdateSymbMxLen((G4int)symbol.length());
80}
81
82//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
83
84G4UnitDefinition::~G4UnitDefinition()
85{
86}
87
88//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
89
90G4UnitDefinition::G4UnitDefinition(const G4UnitDefinition& right)
91{
92 *this = right;
93}
94
95//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
96
97G4UnitDefinition& G4UnitDefinition::operator=(const G4UnitDefinition& right)
98{
99 if (this != &right)
100 {
101 Name = right.Name;
102 SymbolName = right.SymbolName;
103 Value = right.Value;
104 CategoryIndex = right.CategoryIndex;
105 }
106 return *this;
107}
108
109//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
110
111G4int G4UnitDefinition::operator==(const G4UnitDefinition& right) const
112{
113 return (this == (G4UnitDefinition *) &right);
114}
115
116//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
117
118G4int G4UnitDefinition::operator!=(const G4UnitDefinition &right) const
119{
120 return (this != (G4UnitDefinition *) &right);
121}
122
123//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
124
125G4UnitsTable& G4UnitDefinition::GetUnitsTable()
126{
127 return theUnitsTable;
128}
129
130//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
131
132G4double G4UnitDefinition::GetValueOf(const G4String& str)
133{
134 if(theUnitsTable.size()==0) { BuildUnitsTable(); }
135 G4String name,symbol;
136 for (size_t i=0;i<theUnitsTable.size();i++)
137 {
138 G4UnitsContainer& units = theUnitsTable[i]->GetUnitsList();
139 for (size_t j=0;j<units.size();j++)
140 {
141 name=units[j]->GetName(); symbol=units[j]->GetSymbol();
142 if(str==name||str==symbol)
143 { return units[j]->GetValue(); }
144 }
145 }
146 G4cout << "Warning from G4UnitDefinition::GetValueOf(" << str << ")."
147 << " The unit " << str << " does not exist in UnitsTable."
148 << " Return Value = 0." << G4endl;
149 return 0.;
150}
151
152//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
153
154G4String G4UnitDefinition::GetCategory(const G4String& str)
155{
156 if(theUnitsTable.size()==0) { BuildUnitsTable(); }
157 G4String name,symbol;
158 for (size_t i=0;i<theUnitsTable.size();i++)
159 {
160 G4UnitsContainer& units = theUnitsTable[i]->GetUnitsList();
161 for (size_t j=0;j<units.size();j++)
162 {
163 name=units[j]->GetName(); symbol=units[j]->GetSymbol();
164 if(str==name||str==symbol)
165 { return theUnitsTable[i]->GetName(); }
166 }
167 }
168 G4cout << "Warning from G4UnitDefinition::GetCategory(" << str << ")."
169 << " The unit " << str << " does not exist in UnitsTable."
170 << " Return category = None" << G4endl;
171 name = "None";
172 return name;
173}
174
175//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
176
177void G4UnitDefinition::PrintDefinition()
178{
179 G4int nameL = theUnitsTable[CategoryIndex]->GetNameMxLen();
180 G4int symbL = theUnitsTable[CategoryIndex]->GetSymbMxLen();
181 G4cout << std::setw(nameL) << Name << " ("
182 << std::setw(symbL) << SymbolName << ") = " << Value << G4endl;
183}
184
185//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
186
187void G4UnitDefinition::BuildUnitsTable()
188{
189 //Length
190 new G4UnitDefinition( "parsec","pc" ,"Length",parsec);
191 new G4UnitDefinition( "kilometer","km" ,"Length",kilometer);
192 new G4UnitDefinition( "meter","m" ,"Length",meter);
193 new G4UnitDefinition("centimeter","cm" ,"Length",centimeter);
194 new G4UnitDefinition("millimeter","mm" ,"Length",millimeter);
195 new G4UnitDefinition("micrometer","um" ,"Length",micrometer);
196 new G4UnitDefinition( "nanometer","nm" ,"Length",nanometer);
197 new G4UnitDefinition( "angstrom","Ang" ,"Length",angstrom);
198 new G4UnitDefinition( "fermi","fm" ,"Length",fermi);
199
200 //Surface
201 new G4UnitDefinition( "kilometer2","km2" ,"Surface",kilometer2);
202 new G4UnitDefinition( "meter2","m2" ,"Surface",meter2);
203 new G4UnitDefinition("centimeter2","cm2" ,"Surface",centimeter2);
204 new G4UnitDefinition("millimeter2","mm2" ,"Surface",millimeter2);
205 new G4UnitDefinition( "barn","barn" ,"Surface",barn);
206 new G4UnitDefinition( "millibarn","mbarn" ,"Surface",millibarn);
207 new G4UnitDefinition( "microbarn","mubarn" ,"Surface",microbarn);
208 new G4UnitDefinition( "nanobarn","nbarn" ,"Surface",nanobarn);
209 new G4UnitDefinition( "picobarn","pbarn" ,"Surface",picobarn);
210
211 //Volume
212 new G4UnitDefinition( "kilometer3","km3" ,"Volume",kilometer3);
213 new G4UnitDefinition( "meter3","m3" ,"Volume",meter3);
214 new G4UnitDefinition("centimeter3","cm3" ,"Volume",centimeter3);
215 new G4UnitDefinition("millimeter3","mm3" ,"Volume",millimeter3);
216
217 //Angle
218 new G4UnitDefinition( "radian","rad" ,"Angle",radian);
219 new G4UnitDefinition("milliradian","mrad" ,"Angle",milliradian);
220 new G4UnitDefinition( "degree","deg" ,"Angle",degree);
221
222 //Solid angle
223 new G4UnitDefinition( "steradian","sr" ,"Solid angle",steradian);
224 new G4UnitDefinition("millisteradian","msr" ,"Solid angle",steradian*0.001);
225
226 //Time
227 new G4UnitDefinition( "second","s" ,"Time",second);
228 new G4UnitDefinition("millisecond","ms" ,"Time",millisecond);
229 new G4UnitDefinition("microsecond","mus" ,"Time",microsecond);
230 new G4UnitDefinition( "nanosecond","ns" ,"Time",nanosecond);
231 new G4UnitDefinition( "picosecond","ps" ,"Time",picosecond);
232
233 //Frequency
234 new G4UnitDefinition( "hertz","Hz" ,"Frequency",hertz);
235 new G4UnitDefinition("kilohertz","kHz" ,"Frequency",kilohertz);
236 new G4UnitDefinition("megahertz","MHz" ,"Frequency",megahertz);
237
238 //Electric charge
239 new G4UnitDefinition( "eplus","e+" ,"Electric charge",eplus);
240 new G4UnitDefinition("coulomb","C" ,"Electric charge",coulomb);
241
242 //Energy
243 new G4UnitDefinition( "electronvolt","eV" ,"Energy",electronvolt);
244 new G4UnitDefinition("kiloelectronvolt","keV","Energy",kiloelectronvolt);
245 new G4UnitDefinition("megaelectronvolt","MeV","Energy",megaelectronvolt);
246 new G4UnitDefinition("gigaelectronvolt","GeV","Energy",gigaelectronvolt);
247 new G4UnitDefinition("teraelectronvolt","TeV","Energy",teraelectronvolt);
248 new G4UnitDefinition("petaelectronvolt","PeV","Energy",petaelectronvolt);
249 new G4UnitDefinition( "joule","J" ,"Energy",joule);
250
251 // Energy/Length
252 new G4UnitDefinition( "GeV/cm", "GeV/cm","Energy/Length", GeV/cm);
253 new G4UnitDefinition( "MeV/cm", "MeV/cm","Energy/Length", MeV/cm);
254 new G4UnitDefinition( "keV/cm", "keV/cm","Energy/Length", keV/cm);
255 new G4UnitDefinition( "eV/cm", "eV/cm","Energy/Length", eV/cm);
256
257 //Mass
258 new G4UnitDefinition("milligram","mg","Mass",milligram);
259 new G4UnitDefinition( "gram","g" ,"Mass",gram);
260 new G4UnitDefinition( "kilogram","kg","Mass",kilogram);
261
262 //Volumic Mass
263 new G4UnitDefinition( "g/cm3", "g/cm3","Volumic Mass", g/cm3);
264 new G4UnitDefinition("mg/cm3","mg/cm3","Volumic Mass",mg/cm3);
265 new G4UnitDefinition("kg/m3", "kg/m3", "Volumic Mass",kg/m3);
266
267 // Mass/Surface
268 new G4UnitDefinition( "g/cm2", "g/cm2","Mass/Surface", g/cm2);
269 new G4UnitDefinition( "mg/cm2", "mg/cm2","Mass/Surface", mg/cm2);
270 new G4UnitDefinition( "kg/cm2", "kg/cm2","Mass/Surface", kg/cm2);
271
272 // Surface/Mass
273 new G4UnitDefinition( "cm2/g", "cm2/g","Surface/Mass", cm2/g);
274
275 // Energy.Surface/Mass
276 new G4UnitDefinition( "eV*cm2/g", " eV*cm2/g","Energy*Surface/Mass", eV*cm2/g);
277 new G4UnitDefinition("keV*cm2/g", "keV*cm2/g","Energy*Surface/Mass",keV*cm2/g);
278 new G4UnitDefinition("MeV*cm2/g", "MeV*cm2/g","Energy*Surface/Mass",MeV*cm2/g);
279 new G4UnitDefinition("GeV*cm2/g", "GeV*cm2/g","Energy*Surface/Mass",GeV*cm2/g);
280
281 //Power
282 new G4UnitDefinition("watt","W","Power",watt);
283
284 //Force
285 new G4UnitDefinition("newton","N","Force",newton);
286
287 //Pressure
288 new G4UnitDefinition( "pascal","Pa" ,"Pressure",pascal);
289 new G4UnitDefinition( "bar","bar","Pressure",bar);
290 new G4UnitDefinition("atmosphere","atm","Pressure",atmosphere);
291
292 //Electric current
293 new G4UnitDefinition( "ampere","A" ,"Electric current",ampere);
294 new G4UnitDefinition("milliampere","mA" ,"Electric current",milliampere);
295 new G4UnitDefinition("microampere","muA","Electric current",microampere);
296 new G4UnitDefinition( "nanoampere","nA" ,"Electric current",nanoampere);
297
298 //Electric potential
299 new G4UnitDefinition( "volt","V" ,"Electric potential",volt);
300 new G4UnitDefinition("kilovolt","kV","Electric potential",kilovolt);
301 new G4UnitDefinition("megavolt","MV","Electric potential",megavolt);
302
303 //Electric field
304 new G4UnitDefinition( "volt/m","V/m","Electric field",volt/m);
305
306 //Magnetic flux
307 new G4UnitDefinition("weber","Wb","Magnetic flux",weber);
308
309 //Magnetic flux density
310 new G4UnitDefinition( "tesla","T" ,"Magnetic flux density",tesla);
311 new G4UnitDefinition("kilogauss","kG","Magnetic flux density",kilogauss);
312 new G4UnitDefinition( "gauss","G" ,"Magnetic flux density",gauss);
313
314 //Temperature
315 new G4UnitDefinition("kelvin","K","Temperature",kelvin);
316
317 //Amount of substance
318 new G4UnitDefinition("mole","mol","Amount of substance",mole);
319
320 //Activity
321 new G4UnitDefinition("becquerel","Bq","Activity",becquerel);
322 new G4UnitDefinition( "curie","Ci","Activity",curie);
323
324 //Dose
325 new G4UnitDefinition("gray","Gy","Dose",gray);
326}
327
328//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
329
330void G4UnitDefinition::PrintUnitsTable()
331{
332 G4cout << "\n ----- The Table of Units ----- \n";
333 for(size_t i=0;i<theUnitsTable.size();i++)
334 {
335 theUnitsTable[i]->PrintCategory();
336 }
337}
338
339//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
340
341void G4UnitDefinition::ClearUnitsTable()
342{
343 for (size_t i=0;i<theUnitsTable.size();i++)
344 {
345 delete theUnitsTable[i];
346 }
347 theUnitsTable.clear();
348}
349
350//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
351
352G4UnitsCategory::G4UnitsCategory(const G4String& name)
353 : Name(name),UnitsList(),NameMxLen(0),SymbMxLen(0)
354{
355}
356
357//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
358
359G4UnitsCategory::~G4UnitsCategory()
360{
361 for(size_t i=0;i<UnitsList.size();i++)
362 {
363 delete UnitsList[i];
364 }
365 UnitsList.clear();
366}
367
368//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
369
370G4UnitsCategory::G4UnitsCategory(const G4UnitsCategory& right)
371{
372 *this = right;
373}
374
375//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
376
377G4UnitsCategory& G4UnitsCategory::operator=(const G4UnitsCategory& right)
378{
379 if (this != &right)
380 {
381 Name = right.Name;
382 UnitsList = right.UnitsList;
383 NameMxLen = right.NameMxLen;
384 SymbMxLen = right.SymbMxLen;
385 }
386 return *this;
387}
388
389//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
390
391G4int G4UnitsCategory::operator==(const G4UnitsCategory& right) const
392{
393 return (this == (G4UnitsCategory *) &right);
394}
395
396//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
397
398G4int G4UnitsCategory::operator!=(const G4UnitsCategory &right) const
399{
400 return (this != (G4UnitsCategory *) &right);
401}
402
403//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
404
405void G4UnitsCategory::PrintCategory()
406{
407 G4cout << "\n category: " << Name << G4endl;
408 for(size_t i=0;i<UnitsList.size();i++)
409 { UnitsList[i]->PrintDefinition(); }
410}
411
412//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
413
414G4BestUnit::G4BestUnit(G4double value, const G4String& category)
415 : nbOfVals(1)
416{
417 // find the category
418 G4UnitsTable& theUnitsTable = G4UnitDefinition::GetUnitsTable();
419 size_t nbCat = theUnitsTable.size();
420 size_t i = 0;
421 while ((i<nbCat)&&(theUnitsTable[i]->GetName()!=category)) { i++; }
422 if (i == nbCat)
423 {
424 G4cout << " G4BestUnit: the category " << category
425 << " does not exist !!" << G4endl;
426 G4Exception("G4BestUnit::G4BestUnit()", "InvalidCall",
427 FatalException, "Missing unit category !") ;
428 }
429 //
430 Value[0] = value;
431 Value[1] = 0.;
432 Value[2] = 0.;
433 IndexOfCategory = i;
434}
435
436//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
437
438G4BestUnit::G4BestUnit(const G4ThreeVector& value, const G4String& category)
439 : nbOfVals(3)
440{
441 // find the category
442 G4UnitsTable& theUnitsTable = G4UnitDefinition::GetUnitsTable();
443 size_t nbCat = theUnitsTable.size();
444 size_t i = 0;
445 while ((i<nbCat)&&(theUnitsTable[i]->GetName()!=category)) { i++; }
446 if (i == nbCat)
447 {
448 G4cerr << " G4BestUnit: the category " << category
449 << " does not exist." << G4endl;
450 G4Exception("G4BestUnit::G4BestUnit()", "InvalidCall",
451 FatalException, "Missing unit category !") ;
452 }
453 //
454 Value[0] = value.x();
455 Value[1] = value.y();
456 Value[2] = value.z();
457 IndexOfCategory = i;
458}
459//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
460
461G4BestUnit::~G4BestUnit()
462{}
463
464//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
465
466G4BestUnit::operator G4String () const
467{
468 std::ostringstream oss;
469 oss << *this;
470 return oss.str();
471}
472
473//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
474
475std::ostream& operator<<(std::ostream& flux, G4BestUnit a)
476{
477 G4UnitsTable& theUnitsTable = G4UnitDefinition::GetUnitsTable();
478 G4UnitsContainer& List = theUnitsTable[a.IndexOfCategory]
479 ->GetUnitsList();
480 G4int len = theUnitsTable[a.IndexOfCategory]->GetSymbMxLen();
481
482 G4int ksup(-1), kinf(-1);
483 G4double umax(0.), umin(DBL_MAX);
484 G4double rsup(DBL_MAX), rinf(0.);
485
486 //for a ThreeVector, choose the best unit for the biggest value
487 G4double value = std::max(std::max(std::fabs(a.Value[0]),
488 std::fabs(a.Value[1])),
489 std::fabs(a.Value[2]));
490
491 for (size_t k=0; k<List.size(); k++)
492 {
493 G4double unit = List[k]->GetValue();
494 if (!(value!=DBL_MAX))
495 {if(unit>umax) {umax=unit; ksup=k;}}
496 else if (value<=DBL_MIN)
497 {if(unit<umin) {umin=unit; kinf=k;}}
498 else
499 {
500 G4double ratio = value/unit;
501 if ((ratio>=1.)&&(ratio<rsup)) {rsup=ratio; ksup=k;}
502 if ((ratio< 1.)&&(ratio>rinf)) {rinf=ratio; kinf=k;}
503 }
504 }
505
506 G4int index=ksup;
507 if(index==-1) { index=kinf; }
508 if(index==-1) { index=0; }
509
510 for (G4int j=0; j<a.nbOfVals; j++)
511 { flux << a.Value[j]/(List[index]->GetValue()) << " "; }
512
513 std::ios::fmtflags oldform = flux.flags();
514
515 flux.setf(std::ios::left,std::ios::adjustfield);
516 flux << std::setw(len) << List[index]->GetSymbol();
517 flux.flags(oldform);
518
519 return flux;
520}
521
522//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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