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25 //
26 ///////////////////////////////////////////////////////////////////////////////
27 // File: CCalMaterialFactory.cc
28 // Description: CCalMaterialFactory is a factory class to vuild G4Material
29 // from CCalMaterial and CCalAmaterial
30 ///////////////////////////////////////////////////////////////////////////////
31 #include <fstream>
32 #include <stdlib.h>
33
34 #include "CCalMaterialFactory.hh"
35 #include "CCalutils.hh"
36
37 #include "G4PhysicalConstants.hh"
38 #include "G4SystemOfUnits.hh"
39 #include "G4Material.hh"
40
41 //#define ddebug
42 //#define debug
43
44 typedef CCalMaterial* ptrCCalMaterial;
45 typedef CCalAMaterial* ptrCCalAMaterial;
46
47
48 CCalMaterialFactory * CCalMaterialFactory::instance = 0;
49 G4String CCalMaterialFactory::elementfile = "";
50 G4String CCalMaterialFactory::mixturefile = "";
51
52
53 CCalMaterialFactory* CCalMaterialFactory::getInstance(const G4String& matfile,
54 const G4String& mixfile){
55 if ((matfile=="" || matfile==elementfile) &&
56 (mixfile=="" || mixfile==mixturefile))
57 return getInstance();
58 else if ((matfile != "" && elementfile != "" && matfile != elementfile) ||
59 (mixfile != "" && mixturefile != "" && mixfile != mixturefile)) {
60 G4cerr << "ERROR: Trying to get materials from " << matfile << " and "
61 << mixfile << " while previously were retrieved from "
62 << elementfile << " and " << mixturefile << "." << G4endl;
63 return 0;
64 } else {
65 if (elementfile == "")
66 elementfile=matfile;
67 if (mixturefile == "")
68 mixturefile=mixfile;
69 return getInstance();
70 }
71 }
72
73
74 CCalMaterialFactory* CCalMaterialFactory::getInstance(const G4String& matfile){
75 return getInstance(matfile,matfile);
76 }
77
78
79 CCalMaterialFactory* CCalMaterialFactory::getInstance(){
80 if (elementfile=="" || mixturefile=="") {
81 G4cerr << "ERROR: You haven't defined files to be used for materials in "
82 << "CCalMaterialFactory::getInstance(const G4String&,const G4String&)"
83 << G4endl;
84 return 0;
85 }
86
87 if (instance==0) {
88 instance = new CCalMaterialFactory;
89 return instance;
90 }
91 else
92 return instance;
93 }
94
95
96 CCalMaterialFactory::~CCalMaterialFactory(){
97 CCalMaterialTable::iterator ite;
98 for(ite = theCCalMaterials.begin(); ite != theCCalMaterials.end(); ite++ ){
99 delete *ite;
100 }
101 theCCalMaterials.clear();
102 CCalAMaterialTable::iterator itea;
103 for(itea = theCCalAMaterials.begin(); itea != theCCalAMaterials.end();
104 itea++ ){
105 delete *itea;
106 }
107 theCCalAMaterials.clear();
108 }
109
110
111 G4Material* CCalMaterialFactory::findMaterial(const G4String & mat) const {
112 G4Material* theMat=findG4Material(mat);
113
114 if (theMat) {
115 #ifdef ddebug
116 G4cout << "Material " << mat << " already defined. Returning previous "
117 << "instance." << G4endl;
118 #endif
119 return theMat;
120 } else {
121 CCalMaterial* CCalmat=findCCalMaterial(mat);
122 if (CCalmat){
123 G4Material* G4Mat = new G4Material(CCalmat->Name(),
124 CCalmat->Density()*g/cm3,
125 CCalmat->NElements());
126 for(G4int i=0; i<CCalmat->NElements(); i++) {
127 G4Element* elem = findElement(CCalmat->Element(i));
128 if (!elem) {
129 G4ExceptionDescription ed;
130 ed << " Could not build material " << mat << "." << G4endl;
131 G4Exception("CCalMaterialFactory::findMaterial()","ccal001",
132 FatalException,ed);
133 }
134 G4Mat->AddElement(elem, CCalmat->Weight(i));
135 }
136 #ifdef ddebug
137 G4cout << "Material " << mat << " has been built successfully." << G4endl;
138 #endif
139 return G4Mat;
140 } else {
141 G4cerr << "ERROR: Material " << mat << " not found in CCal database!!!"
142 << G4endl;
143 return 0;
144 }
145 }
146 }
147
148
149 G4Element* CCalMaterialFactory::findElement(const G4String & mat) const {
150 const G4ElementTable theElements = *(G4Element::GetElementTable());
151 for (unsigned int i=0; i<theElements.size(); i++)
152 if (theElements[i]->GetName()==mat){
153 #ifdef ddebug
154 G4cout << "Element " << mat << " found!" << G4endl;
155 #endif
156 return theElements[i];
157 }
158 return 0;
159 }
160
161
162 G4Element* CCalMaterialFactory::addElement(const G4String & name,
163 const G4String & symbol,
164 G4double Z, G4double A,
165 G4double density) {
166
167 G4Element* theEl = new G4Element(name, symbol, Z, A*g/mole);
168 //Make it also as a material.
169 CCalAMaterial* theMat = new CCalAMaterial(name,A,density);
170 theCCalAMaterials.push_back(theMat);
171
172 #ifdef ddebug
173 G4cout << "Element " << name << " created!" << G4endl;
174 #endif
175 return theEl;
176 }
177
178
179 G4Material* CCalMaterialFactory::addMaterial(const G4String& name,
180 G4double density,
181 G4int nconst,
182 G4String mats[],
183 G4double prop[],
184 MatDescription md){
185 addCCalMaterial(name, density, nconst, mats, prop, md);
186 return findMaterial(name);
187 }
188
189
190 void CCalMaterialFactory::readElements(const G4String& matfile) {
191
192 G4String path = "NULL";
193 if (std::getenv("CCAL_GLOBALPATH"))
194 path = std::getenv("CCAL_GLOBALPATH");
195
196 G4cout << " ==> Opening file " << matfile << " to read elements..." << G4endl;
197 std::ifstream is;
198 G4bool ok = openGeomFile(is, path, matfile);
199 if (!ok) {
200 G4cerr << "ERROR: Could not open file " << matfile << G4endl;
201 return;
202 }
203
204 // Find *DO GMAT
205 findDO(is, G4String("GMAT"));
206
207 readElements(is);
208
209 is.close();
210 }
211
212
213 void CCalMaterialFactory::readMaterials(const G4String& matfile) {
214
215 G4String path = "NULL";
216 if (std::getenv("CCAL_GLOBALPATH"))
217 path = std::getenv("CCAL_GLOBALPATH");
218
219 G4cout << " ==> Opening file " << matfile << " to read materials..." << G4endl;
220 std::ifstream is;
221 bool ok = openGeomFile(is, path, matfile);
222 if (!ok) {
223 G4cerr << "ERROR: Could not open file " << matfile << G4endl;
224 return;
225 }
226
227 // Find *DO GMIX
228 findDO(is, G4String("GMIX"));
229
230 readMaterials(is);
231
232 is.close();
233 }
234
235
236 //===========================================================================
237 // Protected & private methods ==============================================
238
239
240 G4Material* CCalMaterialFactory::findG4Material(const G4String & mat) const {
241 const G4MaterialTable theG4Materials = *(G4Material::GetMaterialTable());
242 for (unsigned int i=0; i<theG4Materials.size(); i++) {
243 if (theG4Materials[i]->GetName()==mat){
244 return theG4Materials[i];
245 }
246 }
247 return 0;
248 }
249
250
251 CCalMaterial* CCalMaterialFactory::findCCalMaterial(const G4String & mat)
252 const {
253 for (unsigned int i=0; i<theCCalMaterials.size(); i++)
254 if (theCCalMaterials[i]->Name()==mat){
255 #ifdef ddebug
256 G4cout << "CCalMaterial " << mat << " found!" << G4endl;
257 #endif
258 return theCCalMaterials[i];
259 }
260 return (CCalMaterial*) findCCalAMaterial(mat);
261 }
262
263
264 CCalAMaterial* CCalMaterialFactory::findCCalAMaterial(const G4String & mat)
265 const {
266 for (unsigned int i=0; i<theCCalAMaterials.size(); i++)
267 if (theCCalAMaterials[i]->Name()==mat){
268 #ifdef ddebug
269 G4cout << "CCalMaterial " << mat << " found!" << G4endl;
270 #endif
271 return theCCalAMaterials[i];
272 }
273 return 0;
274 }
275
276
277 CCalMaterial* CCalMaterialFactory::addCCalMaterial(const G4String& name,
278 G4double density,
279 G4int nconst,
280 G4String mats[],
281 G4double prop[],
282 MatDescription md){
283 ptrCCalMaterial* matcol=0;
284 ptrCCalAMaterial* amatcol=0;
285
286 if (md==byAtomic)
287 amatcol = new ptrCCalAMaterial[nconst];
288 else
289 matcol = new ptrCCalMaterial[nconst];
290
291 for (G4int i=0; i<nconst; i++){
292 if (md==byAtomic) {
293 CCalAMaterial* amat = findCCalAMaterial(mats[i]);
294 if (amat)
295 amatcol[i]=amat;
296 else {
297 G4cerr << "ERROR: Trying to build" << name << " out of unknown "
298 << mats[i] << "." << G4endl
299 << "Skiping this material!" << G4endl;
300 delete[] amatcol;
301 return 0;
302 }
303 } //by Atomic fractions
304 else {
305 CCalMaterial* mat = findCCalMaterial(mats[i]);
306 if (mat)
307 matcol[i]=mat;
308 else {
309 G4cerr << "ERROR: Trying to build" <<name << " out of unknown "
310 << mats[i] << "." << G4endl
311 << "Skiping this material!" << G4endl;
312 delete[] matcol;
313 return 0;
314 }
315 }
316 } //for
317
318 //Let's do the CCalMaterial!
319 if (md==byAtomic) {
320 CCalAMaterial* amaterial = new CCalAMaterial(name, density, nconst,
321 amatcol, prop);
322 delete[] amatcol;
323 theCCalAMaterials.push_back(amaterial);
324 #ifdef ddebug
325 G4cout << *amaterial << G4endl;
326 #endif
327 return amaterial;
328 } else {
329 CCalMaterial::FractionType ft;
330 if (md == byWeight)
331 ft=CCalMaterial::FTWeight;
332 else
333 ft=CCalMaterial::FTVolume;
334 CCalMaterial* material = new CCalMaterial(name, density, nconst,
335 matcol, prop, ft);
336 delete[] matcol;
337 theCCalMaterials.push_back(material);
338 #ifdef ddebug
339 G4cout << *material << G4endl;
340 #endif
341 return material;
342 }
343 }
344
345
346 void CCalMaterialFactory::readElements(std::ifstream& is){
347 G4String name, symbol;
348
349 G4cout << " ==> Reading elements... " << G4endl;
350 #ifdef debug
351 G4cout << " Element \tsymbol\tA\tZ\tdensity\tX_0 abs_l"<< G4endl;
352 #endif
353 //There should come the list of materials. #. Defines a comment
354 //*DO defines the beguining of the Mixes block.
355
356 readName(is,name);
357 while (name != "*ENDDO") {
358 //It should be an element definition
359 G4double A, Z, density;
360 is >> symbol >> A >> Z >> density >> jump;
361 #ifdef debug
362 G4cout << " " << name << " \t" << symbol << "\t"
363 << A << "\t" << Z << "\t" << density << G4endl;
364 #endif
365 addElement(name, symbol, Z, A, density);
366 readName(is,name);
367 };
368 G4cout << " " << G4Element::GetElementTable()->size()
369 << " elements read from file" << G4endl << G4endl;
370 }
371
372
373 void CCalMaterialFactory::readMaterials(std::ifstream& is){
374 G4String name, matname;
375
376 G4cout << " ==> Reading materials... " << G4endl;
377
378 //Take into account the special case of vacuum...
379 #ifdef debug
380 G4cout <<" \"Vacuum\"" << G4endl;
381 #endif
382 G4double density = universe_mean_density; //from PhysicalConstants.h
383 G4double pressure = 1.E-19*pascal;
384 G4double temperature = 0.1*kelvin;
385 new G4Material("Vacuum", /*Z=*/ 1., /*A=*/ 1.01*g/mole,
386 density, kStateGas, temperature, pressure);
387
388 //There should come the list of materials. #. Defines a comment
389 //*ENDDO defines the block.
390 readName(is,name);
391 while (name != "*ENDDO") {
392 //It should be a material definition
393 matname=name;
394 G4int nElem;
395 G4double dens;
396 is >> nElem >> dens >> jump;
397
398 #ifdef debug
399 G4cout <<" " << matname
400 << " made of " << nElem
401 << " elements. Density=" << dens
402 << G4endl;
403 #endif
404
405 G4int absnelem = std::abs(nElem);
406
407 G4String* mats = new G4String[absnelem];
408 G4double* weights = new G4double[absnelem];
409
410 G4double prop;
411 for(int i=0; i<absnelem; i++) {
412 readName(is, name);
413 is >> prop >> jump;
414 mats[i]=name;
415 weights[i]=std::abs(prop);
416 } //for...
417 MatDescription md;
418 if (nElem>0 && prop<0)
419 md = byAtomic;
420 else if (nElem>0)
421 md = byWeight;
422 else
423 md = byVolume;
424
425 addCCalMaterial(matname, dens, absnelem, mats, weights, md);
426 delete[] mats;
427 delete[] weights;
428
429 readName(is,name);
430 }; //while
431
432 G4cout << " " << theCCalMaterials.size() << " materials read from "
433 << mixturefile << G4endl << G4endl;
434 }
435
436
437 CCalMaterialFactory::CCalMaterialFactory() {
438 readElements (elementfile);
439 readMaterials(mixturefile);
440 }
441