source: trunk/source/geometry/navigation/test/testG4Navigator4.cc@ 1349

Last change on this file since 1349 was 1347, checked in by garnier, 15 years ago

geant4 tag 9.4
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1//
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15// * use. Please see the license in the file LICENSE and URL above *
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18// * This code implementation is the result of the scientific and *
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20// * By using, copying, modifying or distributing the software (or *
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25//
26//
27// $Id: testG4Navigator4.cc,v 1.5 2006/06/29 18:37:23 gunter Exp $
28// GEANT4 tag $Name: geant4-09-04-ref-00 $
29//
30//
31//
32// Locate & Step within simple replicated geometry, both
33// with and without voxels.
34
35#include <assert.h>
36#include "ApproxEqual.hh"
37
38// Global defs
39#include "globals.hh"
40
41#include "G4Navigator.hh"
42
43#include "G4LogicalVolume.hh"
44#include "G4VPhysicalVolume.hh"
45#include "G4PVPlacement.hh"
46#include "G4PVReplica.hh"
47#include "G4Box.hh"
48
49#include "G4GeometryManager.hh"
50#include "G4PhysicalVolumeStore.hh"
51
52#include "G4RotationMatrix.hh"
53#include "G4ThreeVector.hh"
54
55G4VPhysicalVolume* BuildGeometry()
56{
57
58 G4Box *myBigBox= new G4Box ("cube",50,50,50);
59 G4Box *myBox=new G4Box("large cube",25,25,25);
60 G4Box *mySlab=new G4Box("slab",6.25,25,25);
61 G4Box *myBox2=new G4Box("small cube",10,10,10);
62 G4Box *mySlab2=new G4Box("small slab",10,2.5,10);
63 G4Box *mySlab3=new G4Box("oblong",2.5,2.5,10);
64
65 G4Box *myTargetBox=new G4Box ("small cube",2,2,2);
66
67 G4LogicalVolume *worldLog=new G4LogicalVolume(myBigBox,0,
68 "World",0,0,0);
69 // Logical with no material,field,
70 // sensitive detector or user limits
71
72 G4PVPlacement *worldPhys=new G4PVPlacement(0,G4ThreeVector(0,0,0),
73 "World",worldLog,
74 0,false,0);
75 // Note: no mother pointer set
76
77// Box containing x replicas centred on origin
78 G4LogicalVolume *boxLog=new G4LogicalVolume(myBox,0,
79 "Container",0,0,0);
80
81 G4PVPlacement *boxPhys=new G4PVPlacement(0,G4ThreeVector(0,0,0),
82 "Container",boxLog,
83 worldPhys,false,0);
84 G4LogicalVolume *repLog=new G4LogicalVolume(mySlab,0,
85 "Slab",0,0,0);
86// G4PVReplica *slabPhys=
87 new G4PVReplica("Slab",
88 repLog,boxPhys,
89 kXAxis,4,12.5);
90
91// Box containing y then x replicas centred on 0,0,35 (touches x replica
92// box (above)
93
94 G4LogicalVolume *box2Log=new G4LogicalVolume(myBox2,0,
95 "Container2",0,0,0);
96
97 G4PVPlacement *box2Phys=new G4PVPlacement(0,G4ThreeVector(0,0,35),
98 "Container2",box2Log,
99 worldPhys,false,0);
100 G4LogicalVolume *rep2Log=new G4LogicalVolume(mySlab2,0,
101 "Slab2",0,0,0);
102 G4PVReplica *slab2Phys=new G4PVReplica("Slab2",
103 rep2Log,box2Phys,
104 kYAxis,4,5);
105 G4LogicalVolume *rep3Log=new G4LogicalVolume(mySlab3,0,
106 "Slab3",0,0,0);
107// G4PVReplica *slab3Phys=
108 new G4PVReplica("Slab3",
109 rep3Log,slab2Phys,
110 kXAxis,4,5);
111
112
113// Box containing y then x replicas centred (35,35,35)
114// (touches x replica box at one vertex)
115// Cube positioned at centre of x replicas
116
117 G4LogicalVolume *box3Log=new G4LogicalVolume(myBox2,0,
118 "Container3",0,0,0);
119
120 G4RotationMatrix *rot=new G4RotationMatrix();
121 rot->rotateZ(pi/2);
122 G4PVPlacement *box3Phys=new G4PVPlacement(rot,G4ThreeVector(35,35,35),
123 "Container3",box3Log,
124 worldPhys,false,0);
125 G4LogicalVolume *rep4Log=new G4LogicalVolume(mySlab2,0,
126 "Slab4",0,0,0);
127 G4PVReplica *slab4Phys=new G4PVReplica("Slab4",
128 rep4Log,box3Phys,
129 kYAxis,4,5);
130 G4LogicalVolume *rep5Log=new G4LogicalVolume(mySlab3,0,
131 "Slab5",0,0,0);
132 G4PVReplica *slab5Phys=new G4PVReplica("Slab5",
133 rep5Log,slab4Phys,
134 kXAxis,4,5);
135 G4LogicalVolume *targetLog=new G4LogicalVolume(myTargetBox,0,
136 "Target",0,0,0);
137// G4PVPlacement *targetPhys=
138 new G4PVPlacement(0,G4ThreeVector(0,0,0),
139 "Target",targetLog,
140 slab5Phys,false,0);
141
142 return worldPhys;
143}
144
145
146//
147// Test LocateGlobalPointAndSetup
148//
149G4bool testG4NavigatorLocate(G4VPhysicalVolume *pTopNode)
150{
151 MyNavigator myNav;
152 G4VPhysicalVolume *located;
153 myNav.SetWorldVolume(pTopNode);
154
155 assert(!myNav.LocateGlobalPointAndSetup(G4ThreeVector(kInfinity,0,0),0,false));
156 located=myNav.LocateGlobalPointAndSetup(G4ThreeVector(30,0,0),0,false);
157 assert(located->GetName()=="World");
158 located=myNav.LocateGlobalPointAndSetup(G4ThreeVector(1,0,0),0,false);
159 assert(located->GetName()=="Slab");
160 located=myNav.LocateGlobalPointAndSetup(G4ThreeVector(2,0,0));
161 assert(located->GetName()=="Slab");
162 located=myNav.LocateGlobalPointAndSetup(G4ThreeVector(30,0,0));
163 assert(located->GetName()=="World");
164
165
166 located=myNav.LocateGlobalPointAndSetup(G4ThreeVector(-19.75,10,-10));
167 assert(located->GetName()=="Slab");
168 assert(ApproxEqual(myNav.CurrentLocalCoordinate(),
169 G4ThreeVector(-1,10,-10)));
170 located=myNav.LocateGlobalPointAndSetup(G4ThreeVector(-7.25,10,-10));
171 assert(located->GetName()=="Slab");
172 assert(ApproxEqual(myNav.CurrentLocalCoordinate(),
173 G4ThreeVector(-1,10,-10)));
174 located=myNav.LocateGlobalPointAndSetup(G4ThreeVector(5.25,10,-10));
175 assert(located->GetName()=="Slab");
176 assert(ApproxEqual(myNav.CurrentLocalCoordinate(),
177 G4ThreeVector(-1,10,-10)));
178 located=myNav.LocateGlobalPointAndSetup(G4ThreeVector(17.75,10,-10));
179 assert(located->GetName()=="Slab");
180 assert(ApproxEqual(myNav.CurrentLocalCoordinate(),
181 G4ThreeVector(-1,10,-10)));
182
183 located=myNav.LocateGlobalPointAndSetup(G4ThreeVector(-7.5,7.5,45),0,false);
184 assert(located->GetName()=="Slab3");
185 assert(ApproxEqual(myNav.CurrentLocalCoordinate(),
186 G4ThreeVector(0,0,10)));
187 located=myNav.LocateGlobalPointAndSetup(G4ThreeVector(-1.5,7.5,45),0,false);
188 assert(located->GetName()=="Slab3");
189 assert(ApproxEqual(myNav.CurrentLocalCoordinate(),
190 G4ThreeVector(1,0,10)));
191 located=myNav.LocateGlobalPointAndSetup(G4ThreeVector(4.5,7.5,45),0,false);
192 assert(located->GetName()=="Slab3");
193 assert(ApproxEqual(myNav.CurrentLocalCoordinate(),
194 G4ThreeVector(2,0,10)));
195 located=myNav.LocateGlobalPointAndSetup(G4ThreeVector(10,7.5,45),0,false);
196 assert(located->GetName()=="Slab3");
197 assert(ApproxEqual(myNav.CurrentLocalCoordinate(),
198 G4ThreeVector(2.5,0,10)));
199
200
201 located=myNav.LocateGlobalPointAndSetup(G4ThreeVector(-7.5,-7.5,45));
202 assert(located->GetName()=="Slab3");
203 assert(ApproxEqual(myNav.CurrentLocalCoordinate(),
204 G4ThreeVector(0,0,10)));
205 located=myNav.LocateGlobalPointAndSetup(G4ThreeVector(-1.5,-1.5,45));
206 assert(located->GetName()=="Slab3");
207 assert(ApproxEqual(myNav.CurrentLocalCoordinate(),
208 G4ThreeVector(1,1,10)));
209 located=myNav.LocateGlobalPointAndSetup(G4ThreeVector(4.5,4.5,45));
210 assert(located->GetName()=="Slab3");
211 assert(ApproxEqual(myNav.CurrentLocalCoordinate(),
212 G4ThreeVector(2,2,10)));
213 located=myNav.LocateGlobalPointAndSetup(G4ThreeVector(10,10,45));
214 assert(located->GetName()=="Slab3");
215 assert(ApproxEqual(myNav.CurrentLocalCoordinate(),
216 G4ThreeVector(2.5,2.5,10)));
217
218 // Check found to be inside daughter volumes of replicas
219 located=myNav.LocateGlobalPointAndSetup(G4ThreeVector(36,36,36),0,false);
220 // G4cout << "At " << G4ThreeVector(36,36,36) << G4endl << myNav;
221 assert(located->GetName()=="Target");
222 assert(ApproxEqual(myNav.CurrentLocalCoordinate(),
223 G4ThreeVector(1.5,-1.5,1)));
224 return true;
225}
226
227//
228// Test ComputeStep
229//
230G4bool testG4NavigatorSteps(G4VPhysicalVolume *pTopNode)
231{
232 MyNavigator myNav;
233 G4VPhysicalVolume *located;
234 G4double Step,physStep,safety;
235 G4ThreeVector pos,dir,origin,xHat(1,0,0),yHat(0,1,0),zHat(0,0,1);
236 G4ThreeVector mxHat(-1,0,0),myHat(0,-1,0),mzHat(0,0,-1);
237 myNav.SetWorldVolume(pTopNode);
238
239 pos=G4ThreeVector(1,0,0);
240 dir=yHat;
241 physStep=kInfinity;
242 located=myNav.LocateGlobalPointAndSetup(pos);
243 assert(located->GetName()=="Slab");
244 Step=myNav.ComputeStep(pos,dir,physStep,safety);
245 assert(ApproxEqual(Step,25));
246 assert(ApproxEqual(safety,1));
247 pos+=Step*dir;
248 myNav.SetGeometricallyLimitedStep();
249 located=myNav.LocateGlobalPointAndSetup(pos);
250 assert(located->GetName()=="World");
251 Step=myNav.ComputeStep(pos,dir,physStep,safety);
252 assert(ApproxEqual(Step,25));
253 assert(safety==0);
254
255 pos=G4ThreeVector(1,1,-50);
256 dir=zHat;
257 located=myNav.LocateGlobalPointAndSetup(pos);
258 assert(located->GetName()=="World");
259 Step=myNav.ComputeStep(pos,dir,physStep,safety);
260 assert(ApproxEqual(Step,25));
261 assert(ApproxEqual(safety,0));
262 pos+=Step*dir;
263 myNav.SetGeometricallyLimitedStep();
264 located=myNav.LocateGlobalPointAndSetup(pos);
265 // G4cout << "At " << pos << G4endl << myNav;
266 assert(located->GetName()=="Slab");
267 Step=myNav.ComputeStep(pos,dir,physStep,safety);
268 assert(ApproxEqual(Step,50));
269 assert(ApproxEqual(safety,0));
270 pos+=Step*dir;
271 myNav.SetGeometricallyLimitedStep();
272 located=myNav.LocateGlobalPointAndSetup(pos);
273 // G4cout << "At " << pos << G4endl << myNav;
274 assert(located->GetName()=="Slab3");
275 Step=myNav.ComputeStep(pos,dir,physStep,safety);
276 assert(ApproxEqual(Step,20));
277 assert(ApproxEqual(safety,0));
278
279 Step=10;
280 pos+=Step*dir;
281 located=myNav.LocateGlobalPointAndSetup(pos);
282 // G4cout << "At " << pos << G4endl << myNav;
283 assert(located->GetName()=="Slab3");
284
285 dir=myHat;
286 Step=myNav.ComputeStep(pos,dir,physStep,safety);
287 assert(ApproxEqual(Step,1));
288 assert(ApproxEqual(safety,1));
289 pos+=Step*dir;
290 myNav.SetGeometricallyLimitedStep();
291 located=myNav.LocateGlobalPointAndSetup(pos);
292 // G4cout << "At " << pos << G4endl << myNav;
293 assert(located->GetName()=="Slab3");
294 Step=myNav.ComputeStep(pos,dir,physStep,safety);
295 assert(ApproxEqual(Step,5));
296 assert(ApproxEqual(safety,0));
297 pos+=Step*dir;
298 myNav.SetGeometricallyLimitedStep();
299 located=myNav.LocateGlobalPointAndSetup(pos);
300 // G4cout << "At " << pos << G4endl << myNav;
301 assert(located->GetName()=="Slab3");
302 Step=myNav.ComputeStep(pos,dir,physStep,safety);
303 assert(ApproxEqual(Step,5));
304 assert(ApproxEqual(safety,0));
305 pos+=Step*dir;
306 myNav.SetGeometricallyLimitedStep();
307 located=myNav.LocateGlobalPointAndSetup(pos);
308 // G4cout << "At " << pos << G4endl << myNav;
309 assert(located->GetName()=="World");
310
311
312 pos=G4ThreeVector(36,36,36);
313 dir=yHat;
314 physStep=kInfinity;
315 located=myNav.LocateGlobalPointAndSetup(pos);
316 // G4cout << "At " << pos << G4endl << myNav;
317 assert(located->GetName()=="Target");
318 Step=myNav.ComputeStep(pos,dir,physStep,safety);
319 assert(ApproxEqual(Step,3.5));
320 assert(ApproxEqual(safety,0.5));
321
322 pos+=Step*dir;
323 myNav.SetGeometricallyLimitedStep();
324 located=myNav.LocateGlobalPointAndSetup(pos);
325 // G4cout << "At " << pos << G4endl << myNav;
326 assert(located->GetName()=="Slab5");
327 Step=myNav.ComputeStep(pos,dir,physStep,safety);
328 assert(ApproxEqual(Step,0.5));
329 assert(ApproxEqual(safety,0));
330
331 pos+=Step*dir;
332 myNav.SetGeometricallyLimitedStep();
333 located=myNav.LocateGlobalPointAndSetup(pos);
334 // G4cout << "At " << pos << G4endl << myNav;
335 assert(located->GetName()=="Slab5");
336 Step=myNav.ComputeStep(pos,dir,physStep,safety);
337 assert(ApproxEqual(Step,0.5));
338 assert(ApproxEqual(safety,0));
339
340 pos+=Step*dir;
341 myNav.SetGeometricallyLimitedStep();
342 located=myNav.LocateGlobalPointAndSetup(pos);
343 // G4cout << "At " << pos << G4endl << myNav;
344 assert(located->GetName()=="Target");
345 Step=myNav.ComputeStep(pos,dir,physStep,safety);
346 assert(ApproxEqual(Step,4));
347 assert(ApproxEqual(safety,0));
348
349 pos+=Step*dir;
350 myNav.SetGeometricallyLimitedStep();
351 located=myNav.LocateGlobalPointAndSetup(pos);
352 // G4cout << "At " << pos << G4endl << myNav;
353 assert(located->GetName()=="Slab5");
354 assert(ApproxEqual(myNav.CurrentLocalCoordinate(),
355 G4ThreeVector(-2,-1.5,1)));
356 Step=myNav.ComputeStep(pos,dir,physStep,safety);
357 assert(ApproxEqual(Step,0.5));
358 assert(ApproxEqual(safety,0));
359
360 pos+=Step*dir;
361 myNav.SetGeometricallyLimitedStep();
362 located=myNav.LocateGlobalPointAndSetup(pos);
363 assert(located->GetName()=="World");
364 Step=myNav.ComputeStep(pos,dir,physStep,safety);
365 assert(ApproxEqual(Step,5));
366 assert(ApproxEqual(safety,0));
367
368 return true;
369}
370
371int main()
372{
373 G4VPhysicalVolume *myTopNode;
374 myTopNode=BuildGeometry(); // Build the geometry
375 G4GeometryManager::GetInstance()->CloseGeometry(false);
376 testG4NavigatorLocate(myTopNode);
377 testG4NavigatorSteps(myTopNode);
378// Repeat tests but with full voxels
379 G4GeometryManager::GetInstance()->OpenGeometry();
380 G4GeometryManager::GetInstance()->CloseGeometry(true);
381 testG4NavigatorLocate(myTopNode);
382 testG4NavigatorSteps(myTopNode);
383
384 G4GeometryManager::GetInstance()->OpenGeometry();
385 G4PhysicalVolumeStore *ps=G4PhysicalVolumeStore::GetInstance();
386 for (G4int i=ps->size()-1;i>=0;i--)
387 {
388 // Delete any rotation matrices
389 delete (*ps)[i]->GetRotation();
390 }
391 return 0;
392}
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