source: trunk/examples/extended/analysis/A01/src/A01DetectorConstruction.cc

Last change on this file was 1337, checked in by garnier, 15 years ago

tag geant4.9.4 beta 1 + modifs locales
File size: 17.6 KB
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25//
26// $Id: A01DetectorConstruction.cc,v 1.10 2009/11/21 00:22:55 perl Exp $
27// --------------------------------------------------------------
28//
29
30#include "A01DetectorConstruction.hh"
31
32#include "G4FieldManager.hh"
33#include "G4TransportationManager.hh"
34#include "G4Mag_UsualEqRhs.hh"
35
36#include "G4Material.hh"
37#include "G4Element.hh"
38#include "G4MaterialTable.hh"
39#include "G4NistManager.hh"
40
41#include "G4VSolid.hh"
42#include "G4Box.hh"
43#include "G4Tubs.hh"
44#include "G4LogicalVolume.hh"
45#include "G4VPhysicalVolume.hh"
46#include "G4PVPlacement.hh"
47#include "G4PVParameterised.hh"
48#include "G4UserLimits.hh"
49
50#include "G4SDManager.hh"
51#include "G4VSensitiveDetector.hh"
52#include "G4RunManager.hh"
53
54#include "G4VisAttributes.hh"
55#include "G4Colour.hh"
56
57#include "G4ios.hh"
58
59#include "A01DetectorConstMessenger.hh"
60#include "A01MagneticField.hh"
61#include "A01CellParameterisation.hh"
62#include "A01Hodoscope.hh"
63#include "A01DriftChamber.hh"
64#include "A01EmCalorimeter.hh"
65
66#include "G4PVReplica.hh"
67#include "A01HadCalorimeter.hh"
68
69A01DetectorConstruction::A01DetectorConstruction()
70 : air(0), argonGas(0), scintillator(0), CsI(0), lead(0),
71 worldVisAtt(0), magneticVisAtt(0),
72 armVisAtt(0), hodoscopeVisAtt(0), chamberVisAtt(0),
73 wirePlaneVisAtt(0), EMcalorimeterVisAtt(0), cellVisAtt(0),
74 HadCalorimeterVisAtt(0), HadCalorimeterCellVisAtt(0),
75 armAngle(30.*deg), secondArmPhys(0)
76
77{
78 messenger = new A01DetectorConstMessenger(this);
79 magneticField = new A01MagneticField();
80 fieldMgr = new G4FieldManager();
81 armRotation = new G4RotationMatrix();
82 armRotation->rotateY(armAngle);
83}
84
85A01DetectorConstruction::~A01DetectorConstruction()
86{
87 delete armRotation;
88 delete magneticField;
89 delete fieldMgr;
90 delete messenger;
91
92 DestroyMaterials();
93
94 delete worldVisAtt;
95 delete magneticVisAtt;
96 delete armVisAtt;
97 delete hodoscopeVisAtt;
98 delete chamberVisAtt;
99 delete wirePlaneVisAtt;
100 delete EMcalorimeterVisAtt;
101 delete cellVisAtt;
102 delete HadCalorimeterVisAtt;
103 delete HadCalorimeterCellVisAtt;
104}
105
106G4VPhysicalVolume* A01DetectorConstruction::Construct()
107{
108 // All managed (deleted) by SDManager
109 G4VSensitiveDetector* hodoscope1;
110 G4VSensitiveDetector* hodoscope2;
111 G4VSensitiveDetector* chamber1;
112 G4VSensitiveDetector* chamber2;
113 G4VSensitiveDetector* EMcalorimeter;
114//@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
115 G4VSensitiveDetector* HadCalorimeter;
116//@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
117 ConstructMaterials();
118
119 // Local Magnetic Field
120 static G4bool fieldIsInitialized = false;
121
122 if(!fieldIsInitialized)
123 {
124 fieldMgr->SetDetectorField(magneticField);
125 fieldMgr->CreateChordFinder(magneticField);
126 fieldIsInitialized = true;
127 }
128
129 // geometries --------------------------------------------------------------
130 // experimental hall (world volume)
131 G4VSolid* worldSolid = new G4Box("worldBox",10.*m,3.*m,10.*m);
132 G4LogicalVolume* worldLogical
133 = new G4LogicalVolume(worldSolid,air,"worldLogical",0,0,0);
134 G4VPhysicalVolume* worldPhysical
135 = new G4PVPlacement(0,G4ThreeVector(),worldLogical,"worldPhysical",0,0,0);
136
137 // Tube with Local Magnetic field
138
139 G4VSolid* magneticSolid = new G4Tubs("magneticTubs",0.,1.*m,1.*m,0.,360.*deg);
140 G4NistManager* man = G4NistManager::Instance();
141 G4Material* G4_Galactic = man->FindOrBuildMaterial("G4_Galactic");
142
143 G4LogicalVolume* magneticLogical
144 = new G4LogicalVolume(magneticSolid,G4_Galactic,"magneticLogical",fieldMgr,0,0);
145 // ********
146
147 // placement of Tube
148
149 G4RotationMatrix* fieldRot = new G4RotationMatrix();
150 fieldRot->rotateX(90.*deg);
151 new G4PVPlacement(fieldRot,G4ThreeVector(),magneticLogical,
152 "magneticPhysical",worldLogical,0,0);
153
154 // set "user limits" for drawing smooth curve
155 G4UserLimits* userLimits = new G4UserLimits(5.0*cm);
156 magneticLogical->SetUserLimits(userLimits);
157
158 // first arm
159 G4VSolid* firstArmSolid = new G4Box("firstArmBox",1.5*m,1.*m,3.*m);
160 G4LogicalVolume* firstArmLogical
161 = new G4LogicalVolume(firstArmSolid,air,"firstArmLogical",0,0,0);
162 new G4PVPlacement(0,G4ThreeVector(0.,0.,-5.*m),firstArmLogical,
163 "firstArmPhysical",worldLogical,0,0);
164
165 // second arm
166 G4VSolid* secondArmSolid = new G4Box("secondArmBox",2.*m,2.*m,3.5*m);
167 G4LogicalVolume* secondArmLogical
168 = new G4LogicalVolume(secondArmSolid,air,"secondArmLogical",0,0,0);
169 G4double x = -5.*m * std::sin(armAngle);
170 G4double z = 5.*m * std::cos(armAngle);
171 secondArmPhys
172 = new G4PVPlacement(armRotation,G4ThreeVector(x,0.,z),secondArmLogical,
173 "secondArmPhys",worldLogical,0,0);
174
175 // hodoscopes in first arm
176 G4VSolid* hodoscope1Solid = new G4Box("hodoscope1Box",5.*cm,20.*cm,0.5*cm);
177 G4LogicalVolume* hodoscope1Logical
178 = new G4LogicalVolume(hodoscope1Solid,scintillator,"hodoscope1Logical",0,0,0);
179 for(int i1=0;i1<15;i1++)
180 {
181 G4double x1 = (i1-7)*10.*cm;
182 new G4PVPlacement(0,G4ThreeVector(x1,0.,-1.5*m),hodoscope1Logical,
183 "hodoscope1Physical",firstArmLogical,0,i1);
184 }
185
186 // drift chambers in first arm
187 G4VSolid* chamber1Solid = new G4Box("chamber1Box",1.*m,30.*cm,1.*cm);
188 G4LogicalVolume* chamber1Logical
189 = new G4LogicalVolume(chamber1Solid,argonGas,"chamber1Logical",0,0,0);
190 for(int j1=0;j1<5;j1++)
191 {
192 G4double z1 = (j1-2)*0.5*m;
193 new G4PVPlacement(0,G4ThreeVector(0.,0.,z1),chamber1Logical,
194 "chamber1Physical",firstArmLogical,0,j1);
195 }
196
197 // "virtual" wire plane
198 G4VSolid* wirePlane1Solid = new G4Box("wirePlane1Box",1.*m,30.*cm,0.1*mm);
199 G4LogicalVolume* wirePlane1Logical
200 = new G4LogicalVolume(wirePlane1Solid,argonGas,"wirePlane1Logical",0,0,0);
201 new G4PVPlacement(0,G4ThreeVector(0.,0.,0.),wirePlane1Logical,
202 "wirePlane1Physical",chamber1Logical,0,0);
203
204 // hodoscopes in second arm
205 G4VSolid* hodoscope2Solid = new G4Box("hodoscope2Box",5.*cm,20.*cm,0.5*cm);
206 G4LogicalVolume* hodoscope2Logical
207 = new G4LogicalVolume(hodoscope2Solid,scintillator,"hodoscope2Logical",0,0,0);
208 for(int i2=0;i2<25;i2++)
209 {
210 G4double x2 = (i2-12)*10.*cm;
211 new G4PVPlacement(0,G4ThreeVector(x2,0.,0.),hodoscope2Logical,
212 "hodoscope2Physical",secondArmLogical,0,i2);
213 }
214
215 // drift chambers in second arm
216 G4VSolid* chamber2Solid = new G4Box("chamber2Box",1.5*m,30.*cm,1.*cm);
217 G4LogicalVolume* chamber2Logical
218 = new G4LogicalVolume(chamber2Solid,argonGas,"chamber2Logical",0,0,0);
219 for(int j2=0;j2<5;j2++)
220 {
221 G4double z2 = (j2-2)*0.5*m - 1.5*m;
222 new G4PVPlacement(0,G4ThreeVector(0.,0.,z2),chamber2Logical,
223 "chamber2Physical",secondArmLogical,0,j2);
224 }
225
226 // "virtual" wire plane
227 G4VSolid* wirePlane2Solid = new G4Box("wirePlane2Box",1.5*m,30.*cm,0.1*mm);
228 G4LogicalVolume* wirePlane2Logical
229 = new G4LogicalVolume(wirePlane2Solid,argonGas,"wirePlane2Logical",0,0,0);
230 new G4PVPlacement(0,G4ThreeVector(0.,0.,0.),wirePlane2Logical,
231 "wirePlane2Physical",chamber2Logical,0,0);
232
233 // CsI calorimeter
234 G4VSolid* EMcalorimeterSolid = new G4Box("EMcalorimeterBox",1.5*m,30.*cm,15.*cm);
235 G4LogicalVolume* EMcalorimeterLogical
236 = new G4LogicalVolume(EMcalorimeterSolid,CsI,"EMcalorimeterLogical",0,0,0);
237 new G4PVPlacement(0,G4ThreeVector(0.,0.,2.*m),EMcalorimeterLogical,
238 "EMcalorimeterPhysical",secondArmLogical,0,0);
239
240 // EMcalorimeter cells
241 G4VSolid* cellSolid = new G4Box("cellBox",7.5*cm,7.5*cm,15.*cm);
242 G4LogicalVolume* cellLogical
243 = new G4LogicalVolume(cellSolid,CsI,"cellLogical",0,0,0);
244 G4VPVParameterisation* cellParam = new A01CellParameterisation();
245 new G4PVParameterised("cellPhysical",cellLogical,EMcalorimeterLogical,
246 kXAxis,80,cellParam);
247
248//@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
249 // hadron calorimeter
250 G4VSolid* HadCalorimeterSolid
251 = new G4Box("HadCalorimeterBox",1.5*m,30.*cm,50.*cm);
252 G4LogicalVolume* HadCalorimeterLogical
253 = new G4LogicalVolume(HadCalorimeterSolid,lead,"HadCalorimeterLogical",0,0,0);
254 new G4PVPlacement(0,G4ThreeVector(0.,0.,3.*m),HadCalorimeterLogical,
255 "HadCalorimeterPhysical",secondArmLogical,0,0);
256
257 // hadron calorimeter column
258 G4VSolid* HadCalColumnSolid
259 = new G4Box("HadCalColumnBox",15.*cm,30.*cm,50.*cm);
260 G4LogicalVolume* HadCalColumnLogical
261 = new G4LogicalVolume(HadCalColumnSolid,lead,"HadCalColumnLogical",0,0,0);
262 new G4PVReplica("HadCalColumnPhysical",HadCalColumnLogical,
263 HadCalorimeterLogical,kXAxis,10,30.*cm);
264
265 // hadron calorimeter cell
266 G4VSolid* HadCalCellSolid
267 = new G4Box("HadCalCellBox",15.*cm,15.*cm,50.*cm);
268 G4LogicalVolume* HadCalCellLogical
269 = new G4LogicalVolume(HadCalCellSolid,lead,"HadCalCellLogical",0,0,0);
270 new G4PVReplica("HadCalCellPhysical",HadCalCellLogical,
271 HadCalColumnLogical,kYAxis,2,30.*cm);
272
273 // hadron calorimeter layers
274 G4VSolid* HadCalLayerSolid
275 = new G4Box("HadCalLayerBox",15.*cm,15.*cm,2.5*cm);
276 G4LogicalVolume* HadCalLayerLogical
277 = new G4LogicalVolume(HadCalLayerSolid,lead,"HadCalLayerLogical",0,0,0);
278 new G4PVReplica("HadCalLayerPhysical",HadCalLayerLogical,
279 HadCalCellLogical,kZAxis,20,5.*cm);
280
281 // scintillator plates
282 G4VSolid* HadCalScintiSolid
283 = new G4Box("HadCalScintiBox",15.*cm,15.*cm,0.5*cm);
284 G4LogicalVolume* HadCalScintiLogical
285 = new G4LogicalVolume(HadCalScintiSolid,scintillator,"HadCalScintiLogical",0,0,0);
286 new G4PVPlacement(0,G4ThreeVector(0.,0.,2.*cm),HadCalScintiLogical,
287 "HadCalScintiPhysical",HadCalLayerLogical,0,0);
288//@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
289
290 // sensitive detectors -----------------------------------------------------
291 G4SDManager* SDman = G4SDManager::GetSDMpointer();
292 G4String SDname;
293
294 hodoscope1 = new A01Hodoscope(SDname="/hodoscope1");
295 SDman->AddNewDetector(hodoscope1);
296 hodoscope1Logical->SetSensitiveDetector(hodoscope1);
297 hodoscope2 = new A01Hodoscope(SDname="/hodoscope2");
298 SDman->AddNewDetector(hodoscope2);
299 hodoscope2Logical->SetSensitiveDetector(hodoscope2);
300
301 chamber1 = new A01DriftChamber(SDname="/chamber1");
302 SDman->AddNewDetector(chamber1);
303 wirePlane1Logical->SetSensitiveDetector(chamber1);
304 chamber2 = new A01DriftChamber(SDname="/chamber2");
305 SDman->AddNewDetector(chamber2);
306 wirePlane2Logical->SetSensitiveDetector(chamber2);
307
308 EMcalorimeter = new A01EmCalorimeter(SDname="/EMcalorimeter");
309 SDman->AddNewDetector(EMcalorimeter);
310 cellLogical->SetSensitiveDetector(EMcalorimeter);
311
312 HadCalorimeter = new A01HadCalorimeter(SDname="/HadCalorimeter");
313 SDman->AddNewDetector(HadCalorimeter);
314 HadCalScintiLogical->SetSensitiveDetector(HadCalorimeter);
315
316 // visualization attributes ------------------------------------------------
317
318 worldVisAtt = new G4VisAttributes(G4Colour(1.0,1.0,1.0));
319 worldVisAtt->SetVisibility(false);
320 worldLogical->SetVisAttributes(worldVisAtt);
321
322 magneticVisAtt = new G4VisAttributes(G4Colour(0.9,0.9,0.9)); // LightGray
323 magneticLogical->SetVisAttributes(magneticVisAtt);
324
325 armVisAtt = new G4VisAttributes(G4Colour(1.0,1.0,1.0));
326 armVisAtt->SetVisibility(false);
327 firstArmLogical->SetVisAttributes(armVisAtt);
328 secondArmLogical->SetVisAttributes(armVisAtt);
329
330 hodoscopeVisAtt = new G4VisAttributes(G4Colour(0.8888,0.0,0.0));
331 hodoscope1Logical->SetVisAttributes(hodoscopeVisAtt);
332 hodoscope2Logical->SetVisAttributes(hodoscopeVisAtt);
333
334 chamberVisAtt = new G4VisAttributes(G4Colour(0.0,1.0,0.0));
335 chamber1Logical->SetVisAttributes(chamberVisAtt);
336 chamber2Logical->SetVisAttributes(chamberVisAtt);
337
338 wirePlaneVisAtt = new G4VisAttributes(G4Colour(0.0,0.8888,0.0));
339 wirePlaneVisAtt->SetVisibility(false);
340 wirePlane1Logical->SetVisAttributes(wirePlaneVisAtt);
341 wirePlane2Logical->SetVisAttributes(wirePlaneVisAtt);
342
343 EMcalorimeterVisAtt = new G4VisAttributes(G4Colour(0.8888,0.8888,0.0));
344 EMcalorimeterVisAtt->SetVisibility(false);
345 EMcalorimeterLogical->SetVisAttributes(EMcalorimeterVisAtt);
346
347 cellVisAtt = new G4VisAttributes(G4Colour(0.9,0.9,0.0));
348 cellLogical->SetVisAttributes(cellVisAtt);
349
350 HadCalorimeterVisAtt = new G4VisAttributes(G4Colour(0.0, 0.0, 0.9));
351 HadCalorimeterLogical->SetVisAttributes(HadCalorimeterVisAtt);
352 HadCalorimeterCellVisAtt = new G4VisAttributes(G4Colour(0.0, 0.0, 0.9));
353 HadCalorimeterCellVisAtt->SetVisibility(false);
354 HadCalColumnLogical->SetVisAttributes(HadCalorimeterCellVisAtt);
355 HadCalCellLogical->SetVisAttributes(HadCalorimeterCellVisAtt);
356 HadCalLayerLogical->SetVisAttributes(HadCalorimeterCellVisAtt);
357 HadCalScintiLogical->SetVisAttributes(HadCalorimeterCellVisAtt);
358
359 // return the world physical volume ----------------------------------------
360
361 G4cout << G4endl << "The geometrical tree defined are : " << G4endl << G4endl;
362 DumpGeometricalTree(worldPhysical);
363
364 return worldPhysical;
365}
366
367void A01DetectorConstruction::ConstructMaterials()
368{
369 G4double a;
370 G4double z;
371 G4double density;
372 G4double weightRatio;
373 G4String name;
374 G4String symbol;
375 G4int nElem;
376
377 // Argon gas
378 a = 39.95*g/mole;
379 density = 1.782e-03*g/cm3;
380 argonGas = new G4Material(name="ArgonGas", z=18., a, density);
381
382 // elements for mixtures and compounds
383 a = 1.01*g/mole;
384 G4Element* elH = new G4Element(name="Hydrogen", symbol="H", z=1., a);
385 a = 12.01*g/mole;
386 G4Element* elC = new G4Element(name="Carbon", symbol="C", z=6., a);
387 a = 14.01*g/mole;
388 G4Element* elN = new G4Element(name="Nitrogen", symbol="N", z=7., a);
389 a = 16.00*g/mole;
390 G4Element* elO = new G4Element(name="Oxigen", symbol="O", z=8., a);
391 a = 126.9*g/mole;
392 G4Element* elI = new G4Element(name="Iodine", symbol="I", z=53., a);
393 a = 132.9*g/mole;
394 G4Element* elCs= new G4Element(name="Cesium", symbol="Cs", z=55., a);
395
396 // Air
397 density = 1.29*mg/cm3;
398 air = new G4Material(name="Air", density, nElem=2);
399 air->AddElement(elN, weightRatio=.7);
400 air->AddElement(elO, weightRatio=.3);
401
402 // Scintillator
403 density = 1.032*g/cm3;
404 scintillator = new G4Material(name="Scintillator", density, nElem=2);
405 scintillator->AddElement(elC, 9);
406 scintillator->AddElement(elH, 10);
407
408 // CsI
409 density = 4.51*g/cm3;
410 CsI = new G4Material(name="CsI", density, nElem=2);
411 CsI->AddElement(elI, weightRatio=.5);
412 CsI->AddElement(elCs,weightRatio=.5);
413
414 // Lead
415 a = 207.19*g/mole;
416 density = 11.35*g/cm3;
417 lead = new G4Material(name="Lead", z=82., a, density);
418
419 G4cout << G4endl << "The materials defined are : " << G4endl << G4endl;
420 G4cout << *(G4Material::GetMaterialTable()) << G4endl;
421}
422
423void A01DetectorConstruction::DestroyMaterials()
424{
425 // Destroy all allocated elements and materials
426 size_t i;
427 G4MaterialTable* matTable = (G4MaterialTable*)G4Material::GetMaterialTable();
428 for(i=0;i<matTable->size();i++)
429 { delete (*(matTable))[i]; }
430 matTable->clear();
431 G4ElementTable* elemTable = (G4ElementTable*)G4Element::GetElementTable();
432 for(i=0;i<elemTable->size();i++)
433 { delete (*(elemTable))[i]; }
434 elemTable->clear();
435}
436
437void A01DetectorConstruction::DumpGeometricalTree(G4VPhysicalVolume* aVolume,G4int depth)
438{
439 for(int isp=0;isp<depth;isp++)
440 { G4cout << " "; }
441 G4cout << aVolume->GetName() << "[" << aVolume->GetCopyNo() << "] "
442 << aVolume->GetLogicalVolume()->GetName() << " "
443 << aVolume->GetLogicalVolume()->GetNoDaughters() << " "
444 << aVolume->GetLogicalVolume()->GetMaterial()->GetName();
445 if(aVolume->GetLogicalVolume()->GetSensitiveDetector())
446 {
447 G4cout << " " << aVolume->GetLogicalVolume()->GetSensitiveDetector()
448 ->GetFullPathName();
449 }
450 G4cout << G4endl;
451 for(int i=0;i<aVolume->GetLogicalVolume()->GetNoDaughters();i++)
452 { DumpGeometricalTree(aVolume->GetLogicalVolume()->GetDaughter(i),depth+1); }
453}
454
455void A01DetectorConstruction::SetArmAngle(G4double val)
456{
457 if(!secondArmPhys)
458 {
459 G4cerr << "Detector has not yet been constructed." << G4endl;
460 return;
461 }
462
463 armAngle = val;
464 *armRotation = G4RotationMatrix(); // make it unit vector
465 armRotation->rotateY(armAngle);
466 G4double x = -5.*m * std::sin(armAngle);
467 G4double z = 5.*m * std::cos(armAngle);
468 secondArmPhys->SetTranslation(G4ThreeVector(x,0.,z));
469
470 // tell G4RunManager that we change the geometry
471 G4RunManager::GetRunManager()->GeometryHasBeenModified();
472}
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