Geant4 Cross Reference

Cross-Referencing   Geant4
Geant4/examples/advanced/fastAerosol/src/FastAerosolSolid.cc

Version: [ ReleaseNotes ] [ 1.0 ] [ 1.1 ] [ 2.0 ] [ 3.0 ] [ 3.1 ] [ 3.2 ] [ 4.0 ] [ 4.0.p1 ] [ 4.0.p2 ] [ 4.1 ] [ 4.1.p1 ] [ 5.0 ] [ 5.0.p1 ] [ 5.1 ] [ 5.1.p1 ] [ 5.2 ] [ 5.2.p1 ] [ 5.2.p2 ] [ 6.0 ] [ 6.0.p1 ] [ 6.1 ] [ 6.2 ] [ 6.2.p1 ] [ 6.2.p2 ] [ 7.0 ] [ 7.0.p1 ] [ 7.1 ] [ 7.1.p1 ] [ 8.0 ] [ 8.0.p1 ] [ 8.1 ] [ 8.1.p1 ] [ 8.1.p2 ] [ 8.2 ] [ 8.2.p1 ] [ 8.3 ] [ 8.3.p1 ] [ 8.3.p2 ] [ 9.0 ] [ 9.0.p1 ] [ 9.0.p2 ] [ 9.1 ] [ 9.1.p1 ] [ 9.1.p2 ] [ 9.1.p3 ] [ 9.2 ] [ 9.2.p1 ] [ 9.2.p2 ] [ 9.2.p3 ] [ 9.2.p4 ] [ 9.3 ] [ 9.3.p1 ] [ 9.3.p2 ] [ 9.4 ] [ 9.4.p1 ] [ 9.4.p2 ] [ 9.4.p3 ] [ 9.4.p4 ] [ 9.5 ] [ 9.5.p1 ] [ 9.5.p2 ] [ 9.6 ] [ 9.6.p1 ] [ 9.6.p2 ] [ 9.6.p3 ] [ 9.6.p4 ] [ 10.0 ] [ 10.0.p1 ] [ 10.0.p2 ] [ 10.0.p3 ] [ 10.0.p4 ] [ 10.1 ] [ 10.1.p1 ] [ 10.1.p2 ] [ 10.1.p3 ] [ 10.2 ] [ 10.2.p1 ] [ 10.2.p2 ] [ 10.2.p3 ] [ 10.3 ] [ 10.3.p1 ] [ 10.3.p2 ] [ 10.3.p3 ] [ 10.4 ] [ 10.4.p1 ] [ 10.4.p2 ] [ 10.4.p3 ] [ 10.5 ] [ 10.5.p1 ] [ 10.6 ] [ 10.6.p1 ] [ 10.6.p2 ] [ 10.6.p3 ] [ 10.7 ] [ 10.7.p1 ] [ 10.7.p2 ] [ 10.7.p3 ] [ 10.7.p4 ] [ 11.0 ] [ 11.0.p1 ] [ 11.0.p2 ] [ 11.0.p3, ] [ 11.0.p4 ] [ 11.1 ] [ 11.1.1 ] [ 11.1.2 ] [ 11.1.3 ] [ 11.2 ] [ 11.2.1 ] [ 11.2.2 ] [ 11.3.0 ]

Diff markup

Differences between /examples/advanced/fastAerosol/src/FastAerosolSolid.cc (Version 11.3.0) and /examples/advanced/fastAerosol/src/FastAerosolSolid.cc (Version 10.7.p2)


  1 //                                                  1 //
  2 // *******************************************      2 // ********************************************************************
  3 // * License and Disclaimer                         3 // * License and Disclaimer                                           *
  4 // *                                                4 // *                                                                  *
  5 // * The  Geant4 software  is  copyright of th      5 // * The  Geant4 software  is  copyright of the Copyright Holders  of *
  6 // * the Geant4 Collaboration.  It is provided      6 // * the Geant4 Collaboration.  It is provided  under  the terms  and *
  7 // * conditions of the Geant4 Software License      7 // * conditions of the Geant4 Software License,  included in the file *
  8 // * LICENSE and available at  http://cern.ch/      8 // * LICENSE and available at  http://cern.ch/geant4/license .  These *
  9 // * include a list of copyright holders.           9 // * include a list of copyright holders.                             *
 10 // *                                               10 // *                                                                  *
 11 // * Neither the authors of this software syst     11 // * Neither the authors of this software system, nor their employing *
 12 // * institutes,nor the agencies providing fin     12 // * institutes,nor the agencies providing financial support for this *
 13 // * work  make  any representation or  warran     13 // * work  make  any representation or  warranty, express or implied, *
 14 // * regarding  this  software system or assum     14 // * regarding  this  software system or assume any liability for its *
 15 // * use.  Please see the license in the file      15 // * use.  Please see the license in the file  LICENSE  and URL above *
 16 // * for the full disclaimer and the limitatio     16 // * for the full disclaimer and the limitation of liability.         *
 17 // *                                               17 // *                                                                  *
 18 // * This  code  implementation is the result      18 // * This  code  implementation is the result of  the  scientific and *
 19 // * technical work of the GEANT4 collaboratio     19 // * technical work of the GEANT4 collaboration.                      *
 20 // * By using,  copying,  modifying or  distri     20 // * By using,  copying,  modifying or  distributing the software (or *
 21 // * any work based  on the software)  you  ag     21 // * any work based  on the software)  you  agree  to acknowledge its *
 22 // * use  in  resulting  scientific  publicati     22 // * use  in  resulting  scientific  publications,  and indicate your *
 23 // * acceptance of all terms of the Geant4 Sof     23 // * acceptance of all terms of the Geant4 Software license.          *
 24 // *******************************************     24 // ********************************************************************
 25 //                                                 25 //
 26                                                    26 
 27 // -------------------------------------------     27 // --------------------------------------------------------------------
 28 // Implementation for FastAerosolSolid class       28 // Implementation for FastAerosolSolid class
 29 // Author: A.Knaian (ara@nklabs.com), N.MacFad     29 // Author: A.Knaian (ara@nklabs.com), N.MacFadden (natemacfadden@gmail.com)
 30 // -------------------------------------------     30 // --------------------------------------------------------------------
 31                                                    31 
 32 #include "FastAerosolSolid.hh"                     32 #include "FastAerosolSolid.hh"
 33                                                    33 
 34 #include "G4SystemOfUnits.hh"                      34 #include "G4SystemOfUnits.hh"
 35                                                    35 
 36 // calculate extent                                36 // calculate extent
 37 #include "G4BoundingEnvelope.hh"                   37 #include "G4BoundingEnvelope.hh"
 38 #include "G4AffineTransform.hh"                    38 #include "G4AffineTransform.hh"
 39 #include "G4VoxelLimits.hh"                        39 #include "G4VoxelLimits.hh"
 40                                                    40 
 41 // visualization                                   41 // visualization
 42 #include "G4VGraphicsScene.hh"                     42 #include "G4VGraphicsScene.hh"
 43 #include "G4VisExtent.hh"                          43 #include "G4VisExtent.hh"
 44                                                    44 
 45 // polyhedron                                      45 // polyhedron
 46 #include "G4AutoLock.hh"                           46 #include "G4AutoLock.hh"
 47 #include "G4Polyhedron.hh"                         47 #include "G4Polyhedron.hh"
 48 #include "HepPolyhedronProcessor.h"                48 #include "HepPolyhedronProcessor.h"
 49                                                    49 
 50 namespace                                          50 namespace
 51 {                                                  51 {
 52  G4Mutex polyhedronMutex = G4MUTEX_INITIALIZER <<  52   G4Mutex polyhedronMutex = G4MUTEX_INITIALIZER;
 53 }                                                  53 }
 54                                                    54 
 55                                                    55 
 56 //////////////////////////////////////////////     56 ///////////////////////////////////////////////////////////////////////////////
 57 //                                                 57 //
 58 // Constructor                                     58 // Constructor
 59 //                                                 59 //
 60 FastAerosolSolid::FastAerosolSolid(const G4Str <<  60 FastAerosolSolid::FastAerosolSolid(const G4String& pName,
                                                   >>  61                      FastAerosol* pCloud,
                                                   >>  62                      G4VSolid* pDroplet,
 61                      std::function<G4RotationM     63                      std::function<G4RotationMatrix (G4ThreeVector)> pRotation)
 62   : G4VSolid(pName), fCloud(pCloud), fDroplet( <<  64   : G4VSolid(pName), fCloud(pCloud), fDroplet(pDroplet), fRotation(pRotation), fRebuildPolyhedron(false), fpPolyhedron(0)
 63 {                                                  65 {
 64   // Get cloud size from fCloud                    66   // Get cloud size from fCloud
 65   G4ThreeVector cloudPMin, cloudPMax;              67   G4ThreeVector cloudPMin, cloudPMax;
 66   fCloud->GetBoundingLimits(cloudPMin, cloudPM     68   fCloud->GetBoundingLimits(cloudPMin, cloudPMax);
 67                                                    69 
 68   fVisDx = cloudPMax.x();                          70   fVisDx = cloudPMax.x();
 69   fVisDy = cloudPMax.y();                          71   fVisDy = cloudPMax.y();
 70   fVisDz = cloudPMax.z();                          72   fVisDz = cloudPMax.z();
 71                                                    73   
 72   // Check and set droplet radius                  74   // Check and set droplet radius
 73   G4double pR = fCloud->GetRadius();               75   G4double pR = fCloud->GetRadius();
 74   // would be nice to add a check to make sure     76   // would be nice to add a check to make sure pDroplet fits in sphere of radius pR
 75   fR = pR;                                         77   fR = pR;
 76                                                    78 
 77   fBulk = fCloud->GetBulk();                       79   fBulk = fCloud->GetBulk(); 
 78                                                    80 
 79   farFromCloudDist = fCloud->GetPreSphereR()*f     81   farFromCloudDist = fCloud->GetPreSphereR()*fR;
 80 }                                                  82 }
 81                                                    83 
 82                                                    84 
 83 //////////////////////////////////////////////     85 ///////////////////////////////////////////////////////////////////////////////
 84 //                                                 86 //
 85 // Alternative constructor (constant rotation      87 // Alternative constructor (constant rotation function)
 86 //                                                 88 //
 87 FastAerosolSolid::FastAerosolSolid(const G4Str     89 FastAerosolSolid::FastAerosolSolid(const G4String& pName,
 88                      FastAerosol* pCloud,          90                      FastAerosol* pCloud,
 89                      G4VSolid* pDroplet):          91                      G4VSolid* pDroplet):
 90   FastAerosolSolid(pName, pCloud, pDroplet,        92   FastAerosolSolid(pName, pCloud, pDroplet,
 91            [](G4ThreeVector) {return G4Rotatio     93            [](G4ThreeVector) {return G4RotationMatrix();})
 92 {}                                                 94 {}
 93                                                    95 
 94 //////////////////////////////////////////////     96 ///////////////////////////////////////////////////////////////////////////////
 95 //                                                 97 //
 96 // Fake default constructor - sets only member     98 // Fake default constructor - sets only member data and allocates memory
 97 //                            for usage restri     99 //                            for usage restricted to object persistency.
 98 //                                                100 //
 99 FastAerosolSolid::FastAerosolSolid( __void__&     101 FastAerosolSolid::FastAerosolSolid( __void__& a )
100   : G4VSolid(a), fCloud(nullptr), fDroplet(nul    102   : G4VSolid(a), fCloud(nullptr), fDroplet(nullptr),
101   fBulk(nullptr), fR(0.),                         103   fBulk(nullptr), fR(0.),
102   fVisDx(0.), fVisDy(0.), fVisDz(0.),             104   fVisDx(0.), fVisDy(0.), fVisDz(0.),
103   fCubicVolume(0.), fSurfaceArea(0.),             105   fCubicVolume(0.), fSurfaceArea(0.),
104   farFromCloudDist(0.),                           106   farFromCloudDist(0.),
105   fRotation([](G4ThreeVector) {return G4Rotati    107   fRotation([](G4ThreeVector) {return G4RotationMatrix();}),
106   fRebuildPolyhedron(false), fpPolyhedron(null << 108   fRebuildPolyhedron(false), fpPolyhedron(0)
107 {                                                 109 {
108 }                                                 110 }
109                                                   111 
110 //////////////////////////////////////////////    112 ///////////////////////////////////////////////////////////////////////////////
111 //                                                113 //
                                                   >> 114 // Destructor
                                                   >> 115 //
                                                   >> 116 FastAerosolSolid::~FastAerosolSolid() {
                                                   >> 117 }
                                                   >> 118 
                                                   >> 119 ///////////////////////////////////////////////////////////////////////////////
                                                   >> 120 //
112 // Copy constructor                               121 // Copy constructor
113 //                                                122 //
114 FastAerosolSolid::FastAerosolSolid(const FastA    123 FastAerosolSolid::FastAerosolSolid(const FastAerosolSolid &rhs)
115   : G4VSolid(rhs), fCloud(rhs.fCloud), fDrople    124   : G4VSolid(rhs), fCloud(rhs.fCloud), fDroplet(rhs.fDroplet),
116   fBulk(rhs.fBulk), fR(rhs.fR),                   125   fBulk(rhs.fBulk), fR(rhs.fR),
117   fVisDx(rhs.fVisDx), fVisDy(rhs.fVisDy), fVis    126   fVisDx(rhs.fVisDx), fVisDy(rhs.fVisDy), fVisDz(rhs.fVisDz),
118   fCubicVolume(rhs.fCubicVolume), fSurfaceArea    127   fCubicVolume(rhs.fCubicVolume), fSurfaceArea(rhs.fSurfaceArea),
119   farFromCloudDist(rhs.farFromCloudDist),         128   farFromCloudDist(rhs.farFromCloudDist),
120   fRotation(rhs.fRotation),                       129   fRotation(rhs.fRotation),
121   fRebuildPolyhedron(rhs.fRebuildPolyhedron),     130   fRebuildPolyhedron(rhs.fRebuildPolyhedron), fpPolyhedron(rhs.fpPolyhedron)
122 {                                                 131 {
123 }                                                 132 }
124                                                   133 
125 //////////////////////////////////////////////    134 //////////////////////////////////////////////////////////////////////////
126 //                                                135 //
127 // Assignment operator                            136 // Assignment operator
128 //                                                137 //
129 FastAerosolSolid &FastAerosolSolid::operator =    138 FastAerosolSolid &FastAerosolSolid::operator = (const FastAerosolSolid &rhs)
130 {                                                 139 {
131   // Check assignment to self                     140   // Check assignment to self
132   //                                              141   //
133   if (this == &rhs)                               142   if (this == &rhs)
134   {                                               143   {
135     return *this;                                 144     return *this;
136   }                                               145   }
137                                                   146 
138   // Copy base class data                         147   // Copy base class data
139   //                                              148   //
140   G4VSolid::operator=(rhs);                       149   G4VSolid::operator=(rhs);
141                                                   150 
142   // Copy data                                    151   // Copy data
143   //                                              152   //
144   fCloud = rhs.fCloud;                            153   fCloud = rhs.fCloud;
145   fDroplet = rhs.fDroplet;                        154   fDroplet = rhs.fDroplet;
146   fBulk = rhs.fBulk;                              155   fBulk = rhs.fBulk;
147   fR = rhs.fR;                                    156   fR = rhs.fR;
148   fVisDx = rhs.fVisDx;                            157   fVisDx = rhs.fVisDx;
149   fVisDy = rhs.fVisDy;                            158   fVisDy = rhs.fVisDy;
150   fVisDz = rhs.fVisDz;                            159   fVisDz = rhs.fVisDz;
151   fCubicVolume = rhs.fCubicVolume;                160   fCubicVolume = rhs.fCubicVolume;
152   fSurfaceArea = rhs.fSurfaceArea;                161   fSurfaceArea = rhs.fSurfaceArea;
153   farFromCloudDist = rhs.farFromCloudDist;        162   farFromCloudDist = rhs.farFromCloudDist;
154   fRotation = rhs.fRotation;                      163   fRotation = rhs.fRotation;
155   fRebuildPolyhedron = rhs.fRebuildPolyhedron;    164   fRebuildPolyhedron = rhs.fRebuildPolyhedron;
156   fpPolyhedron = rhs.fpPolyhedron;                165   fpPolyhedron = rhs.fpPolyhedron;
157                                                   166 
158                                                   167 
159   return *this;                                   168   return *this;
160 }                                                 169 }
161                                                   170 
162 //////////////////////////////////////////////    171 ///////////////////////////////////////////////////////////////////////////////
163 //                                                172 //
164 // Calculate extent under transform and specif    173 // Calculate extent under transform and specified limit
165 //                                                174 //
166 G4bool FastAerosolSolid::CalculateExtent(const    175 G4bool FastAerosolSolid::CalculateExtent(const EAxis pAxis,
167                       const G4VoxelLimits &pVo    176                       const G4VoxelLimits &pVoxelLimit,
168                       const G4AffineTransform     177                       const G4AffineTransform &pTransform,
169                       G4double &pMin, G4double    178                       G4double &pMin, G4double &pMax) const
170 {                                                 179 {
171   // Get smallest box to fully contain the clo    180   // Get smallest box to fully contain the cloud of objects, not just the centers
172   //                                              181   //
173   G4ThreeVector bmin, bmax;                       182   G4ThreeVector bmin, bmax;
174   fCloud->GetBoundingLimits(bmin, bmax);          183   fCloud->GetBoundingLimits(bmin, bmax);
175                                                   184 
176   // Find extent                                  185   // Find extent
177   //                                              186   //
178   G4BoundingEnvelope bbox(bmin, bmax);            187   G4BoundingEnvelope bbox(bmin, bmax);
179   return bbox.CalculateExtent(pAxis, pVoxelLim    188   return bbox.CalculateExtent(pAxis, pVoxelLimit, pTransform, pMin, pMax);
180 }                                                 189 }
181                                                   190 
182 //////////////////////////////////////////////    191 ///////////////////////////////////////////////////////////////////////////////
183 //                                                192 //
184 // Return whether point inside/outside/on surf    193 // Return whether point inside/outside/on surface
185 //                                                194 //
186 // This function assumes the cloud has at leas    195 // This function assumes the cloud has at least 1 droplet
187 //                                                196 //
188 EInside FastAerosolSolid::Inside(const G4Three    197 EInside FastAerosolSolid::Inside(const G4ThreeVector &p) const
189 {                                                 198 {
190   G4ThreeVector center;                           199   G4ThreeVector center;
191   G4double closestDistance;                       200   G4double closestDistance;
192                                                   201 
193   fCloud->GetNearestDroplet(p, center, closest    202   fCloud->GetNearestDroplet(p, center, closestDistance, fR, fDroplet, fRotation);
194                                                   203 
195   if (closestDistance==0.0)                       204   if (closestDistance==0.0)
196   {                                               205   {
197     G4RotationMatrix irotm = fRotation(center)    206     G4RotationMatrix irotm = fRotation(center).inverse();
198                                                   207 
199     return fDroplet->Inside( irotm*(p - center    208     return fDroplet->Inside( irotm*(p - center) );
200   }                                               209   }
201   else                                            210   else
202   {                                               211   {
203     return kOutside;                              212     return kOutside;
204   }                                               213   }
205 }                                                 214 }
206                                                   215 
207 //////////////////////////////////////////////    216 /////////////////////////////////////////////////////////////////////
208 //                                                217 //
209 // Return unit normal of surface closest to p     218 // Return unit normal of surface closest to p
210 //                                                219 //
211 // This function assumes the cloud has at leas    220 // This function assumes the cloud has at least 1 droplet
212 //                                                221 //
213 G4ThreeVector FastAerosolSolid::SurfaceNormal(    222 G4ThreeVector FastAerosolSolid::SurfaceNormal(const G4ThreeVector &p) const
214 {                                                 223 {
215   G4ThreeVector center;                           224   G4ThreeVector center;
216   G4double closestDistance;                       225   G4double closestDistance;
217                                                   226 
218   fCloud->GetNearestDroplet(p, center, closest    227   fCloud->GetNearestDroplet(p, center, closestDistance, DBL_MAX, fDroplet, fRotation);
219                                                   228 
220   G4RotationMatrix rotm = fRotation(center);      229   G4RotationMatrix rotm = fRotation(center);
221                                                   230 
222   return rotm*( fDroplet->SurfaceNormal( rotm.    231   return rotm*( fDroplet->SurfaceNormal( rotm.inverse()*(p - center) ) );
223 }                                                 232 }
224                                                   233 
225 //////////////////////////////////////////////    234 ///////////////////////////////////////////////////////////////////////////////
226 //                                                235 //
227 // Calculate distance to shape from outside, a    236 // Calculate distance to shape from outside, along normalised vector
228 //                                                237 //
229 // This CANNOT be an underestimate                238 // This CANNOT be an underestimate
230 //                                                239 //
231 G4double FastAerosolSolid::DistanceToIn(const     240 G4double FastAerosolSolid::DistanceToIn(const G4ThreeVector &p, const G4ThreeVector &v) const
232 {                                                 241 {
233   G4ThreeVector center;                           242   G4ThreeVector center;
234   G4double closestDistance;                       243   G4double closestDistance;
235                                                   244 
236   if (fCloud->GetNearestDroplet(p, v, center,     245   if (fCloud->GetNearestDroplet(p, v, center, closestDistance, fStepLim, fDroplet, fRotation))  // if we found a droplet within fStepLim of query
237   {                                               246   {
238     return closestDistance;                       247     return closestDistance;
239   }                                               248   }
240   else if (fCloud->DistanceToCloud(p,v)<DBL_MA    249   else if (fCloud->DistanceToCloud(p,v)<DBL_MAX)      // if there is cloud in front of us
241   {                                               250   {
242     return 1.1*fStepLim;                          251     return 1.1*fStepLim;
243   }                                               252   }
244   else                          // flying away    253   else                          // flying away from cloud
245   {                                               254   {
246     return kInfinity;                             255     return kInfinity;
247   }                                               256   }
248 }                                                 257 }
249                                                   258 
250 //////////////////////////////////////////////    259 //////////////////////////////////////////////////////////////////////
251 //                                                260 //
252 // Calculate distance (<= actual) to closest s    261 // Calculate distance (<= actual) to closest surface of shape from outside
253 //                                                262 //
254 // This function assumes the cloud has at leas    263 // This function assumes the cloud has at least 1 droplet
255 //                                                264 //
256 // This can be an underestimate                   265 // This can be an underestimate
257 //                                                266 //
258 G4double FastAerosolSolid::DistanceToIn(const     267 G4double FastAerosolSolid::DistanceToIn(const G4ThreeVector &p) const
259 {                                                 268 {
260   G4ThreeVector center;                           269   G4ThreeVector center;
261   G4double closestDistance;                       270   G4double closestDistance;
262                                                   271 
263   G4double distanceToCloud = fBulk->DistanceTo    272   G4double distanceToCloud = fBulk->DistanceToIn(p);
264                                                   273 
265   if (fBulk->Inside(p)==kOutside && distanceTo    274   if (fBulk->Inside(p)==kOutside && distanceToCloud>=farFromCloudDist)
266   {                                               275   {
267     return distanceToCloud;                       276     return distanceToCloud;
268   }                                               277   }
269   else if (fCloud->GetNearestDroplet(p, center    278   else if (fCloud->GetNearestDroplet(p, center, closestDistance, fStepLim, fDroplet, fRotation))    // if we found a droplet within fStepLim of query
270   {                                               279   {
271     return closestDistance;                       280     return closestDistance;
272   }                                               281   }
273   else                                            282   else
274   {                                               283   {
275     return 1.1*fStepLim;                          284     return 1.1*fStepLim;
276   }                                               285   }
277 }                                                 286 }
278                                                   287 
279 //////////////////////////////////////////////    288 //////////////////////////////////////////////////////////////////////
280 //                                                289 //
281 // Calculate distance (<= actual) to closest s    290 // Calculate distance (<= actual) to closest surface of shape from inside
282 //                                                291 //
283 // Despite being a vector distance, we find th    292 // Despite being a vector distance, we find the absolutely closest
284 // droplet to our point since we assume that p    293 // droplet to our point since we assume that p is in a droplet and p
285 // could be past the center                       294 // could be past the center
286 //                                                295 //
287 // This CANNOT be an underestimate                296 // This CANNOT be an underestimate
288 //                                                297 //
289 G4double FastAerosolSolid::DistanceToOut(const    298 G4double FastAerosolSolid::DistanceToOut(const G4ThreeVector &p,
290                      const G4ThreeVector &v,      299                      const G4ThreeVector &v,
291                      const G4bool calcNorm,       300                      const G4bool calcNorm,
292                      G4bool *validNorm,           301                      G4bool *validNorm,
293                      G4ThreeVector *n) const      302                      G4ThreeVector *n) const
294 {                                                 303 {
295   G4ThreeVector center;                           304   G4ThreeVector center;
296   G4double distanceToIn; // should be 0           305   G4double distanceToIn; // should be 0
297                                                   306 
298   fCloud->GetNearestDroplet(p, center, distanc    307   fCloud->GetNearestDroplet(p, center, distanceToIn, fR, fDroplet, fRotation);  // if we call this function, must be inside and thus must have a droplet within fR
299                                                   308 
300   G4RotationMatrix rotm = fRotation(center);      309   G4RotationMatrix rotm = fRotation(center);
301   G4RotationMatrix irotm = rotm.inverse();        310   G4RotationMatrix irotm = rotm.inverse();
302                                                   311 
303   G4ThreeVector relPos = irotm*(p-center);        312   G4ThreeVector relPos = irotm*(p-center);
304                                                   313 
305   if (fDroplet->Inside(relPos) == kOutside) //    314   if (fDroplet->Inside(relPos) == kOutside) // something went wrong... we should be inside
306   {                                               315   {
307     std::ostringstream message;                   316     std::ostringstream message;
308     message << std::setprecision(15) << "The p    317     message << std::setprecision(15) << "The particle at point p = " << p/mm << "mm"
309         << std::setprecision(15) << " called D    318         << std::setprecision(15) << " called DistanceToOut(p,v) and found the closest droplet to be at center = " << center/mm << "mm"
310         << " but p is outside the droplet!";      319         << " but p is outside the droplet!";
311     G4Exception("FastAerosolSolid::DistanceToO    320     G4Exception("FastAerosolSolid::DistanceToOut()", "GeomSolids0002",
312           FatalErrorInArgument, message);         321           FatalErrorInArgument, message);
313   }                                               322   }
314                                                   323 
315   G4double dist = fDroplet->DistanceToOut(relP    324   G4double dist = fDroplet->DistanceToOut(relPos, irotm*v, calcNorm, validNorm, n);
316   *n = rotm*(*n);                                 325   *n = rotm*(*n);
317   *validNorm = false; // even if droplet is co    326   *validNorm = false; // even if droplet is convex, the aerosol isn't
318                                                   327 
319   return dist;                                    328   return dist;
320 }                                                 329 }
321                                                   330 
322 //////////////////////////////////////////////    331 /////////////////////////////////////////////////////////////////////////
323 //                                                332 //
324 // Calculate distance (<=actual) to closest su    333 // Calculate distance (<=actual) to closest surface of shape from inside
325 //                                                334 //
326 // This can be an underestimate                   335 // This can be an underestimate
327 //                                                336 //
328 G4double FastAerosolSolid::DistanceToOut(const    337 G4double FastAerosolSolid::DistanceToOut(const G4ThreeVector &p) const
329 {                                                 338 {
330   G4ThreeVector center;                           339   G4ThreeVector center;
331   G4double distanceToIn; // should be 0           340   G4double distanceToIn; // should be 0
332                                                   341 
333   fCloud->GetNearestDroplet(p, center, distanc    342   fCloud->GetNearestDroplet(p, center, distanceToIn, fR, fDroplet, fRotation);  // if we call this function, must be inside and thus must have a droplet within fR
334                                                   343 
335   G4RotationMatrix irotm = fRotation(center).i    344   G4RotationMatrix irotm = fRotation(center).inverse();
336   G4ThreeVector relPos = irotm*(p-center);        345   G4ThreeVector relPos = irotm*(p-center);
337                                                   346 
338   if (fDroplet->Inside(relPos) == kOutside) //    347   if (fDroplet->Inside(relPos) == kOutside) // something went wrong... we should be inside
339   {                                               348   {
340     std::ostringstream message;                   349     std::ostringstream message;
341     message << "The particle at point p = " <<    350     message << "The particle at point p = " << p/mm << "mm"
342         << " called DistanceToOut(p) and found    351         << " called DistanceToOut(p) and found the closest droplet to be at center = " << center/mm << "mm"
343         << " but p is outside the droplet!";      352         << " but p is outside the droplet!";
344     G4Exception("FastAerosolSolid::DistanceToO    353     G4Exception("FastAerosolSolid::DistanceToOut()", "GeomSolids0002", 
345           FatalErrorInArgument, message);         354           FatalErrorInArgument, message);
346   }                                               355   }
347                                                   356 
348   return fDroplet->DistanceToOut(relPos);         357   return fDroplet->DistanceToOut(relPos);
349 }                                                 358 }
350                                                   359 
351 //////////////////////////////////////////////    360 //////////////////////////////////////////////////////////////////////////
352 //                                                361 //
353 // G4EntityType                                   362 // G4EntityType
354 //                                                363 //
355 G4GeometryType FastAerosolSolid::GetEntityType    364 G4GeometryType FastAerosolSolid::GetEntityType() const
356 {                                                 365 {
357   return G4String("FastAerosolSolid");            366   return G4String("FastAerosolSolid");
358 }                                                 367 }
359                                                   368 
360 //////////////////////////////////////////////    369 //////////////////////////////////////////////////////////////////////////
361 //                                                370 //
362 // G4EntityType                                   371 // G4EntityType
363 //                                                372 //
364 G4VSolid* FastAerosolSolid::Clone() const         373 G4VSolid* FastAerosolSolid::Clone() const
365 {                                                 374 {
366   return new FastAerosolSolid(*this);             375   return new FastAerosolSolid(*this);
367 }                                                 376 }
368                                                   377 
369 //////////////////////////////////////////////    378 //////////////////////////////////////////////////////////////////////////
370 //                                                379 //
371 // Stream object contents to an output stream     380 // Stream object contents to an output stream
372 //                                                381 //
373 std::ostream &FastAerosolSolid::StreamInfo(std    382 std::ostream &FastAerosolSolid::StreamInfo(std::ostream &os) const
374 {                                                 383 {
375   os << "-------------------------------------    384   os << "-----------------------------------------------------------\n"
376      << "    *** Dump for solid - " << GetName    385      << "    *** Dump for solid - " << GetName() << " ***\n"
377      << "    =================================    386      << "    ===================================================\n"
378      << " Solid type: FastAerosolSolid\n"         387      << " Solid type: FastAerosolSolid\n"
379      << " Parameters: \n"                         388      << " Parameters: \n"
380      << "    numDroplets: " << fCloud->GetNumD    389      << "    numDroplets: " << fCloud->GetNumDroplets() << "\n"
381      << "    fDroplet type: " << fDroplet->Get    390      << "    fDroplet type: " << fDroplet->GetName() << "\n"
382      << "    fDroplet parameters: \n";            391      << "    fDroplet parameters: \n";
383      fDroplet->StreamInfo(os);                    392      fDroplet->StreamInfo(os);
384     os  << "----------------------------------    393     os  << "-----------------------------------------------------------\n";
385   return os;                                      394   return os;
386 }                                                 395 }
387                                                   396 
388 //////////////////////////////////////////////    397 ////////////////////////////////////////////////////////////////////////////////
389 //                                                398 //
390 // GetPointOnSurface                              399 // GetPointOnSurface
391 //                                                400 //
392 // Currently hardcoded to look at all droplets    401 // Currently hardcoded to look at all droplets, not just the populated ones
393 //                                                402 //
394 G4ThreeVector FastAerosolSolid::GetPointOnSurf    403 G4ThreeVector FastAerosolSolid::GetPointOnSurface() const
395 {                                                 404 {
396   G4ThreeVector center;                           405   G4ThreeVector center;
397   G4double closestDistance;                       406   G4double closestDistance;
398                                                   407 
399   G4double fDx = fCloud->GetXHalfLength();        408   G4double fDx = fCloud->GetXHalfLength();
400   G4double fDy = fCloud->GetYHalfLength();        409   G4double fDy = fCloud->GetYHalfLength();
401   G4double fDz = fCloud->GetZHalfLength();        410   G4double fDz = fCloud->GetZHalfLength();
402                                                   411 
403   G4ThreeVector p(2.0*fDx*G4UniformRand(),2.0*    412   G4ThreeVector p(2.0*fDx*G4UniformRand(),2.0*fDy*G4UniformRand(),2.0*fDz*G4UniformRand());
404   p -= G4ThreeVector(fDx, fDy, fDz);              413   p -= G4ThreeVector(fDx, fDy, fDz);
405                                                   414 
406   fCloud->GetNearestDroplet(p, center, closest    415   fCloud->GetNearestDroplet(p, center, closestDistance, DBL_MAX, fDroplet, fRotation);
407                                                   416 
408   return(center + fRotation(center)*fDroplet->    417   return(center + fRotation(center)*fDroplet->GetPointOnSurface());
409 }                                                 418 }
410                                                   419 
411                                                   420 
412 //////////////////////////////////////////////    421 /////////////////////////////////////////////////////////////////////////////
413 //                                                422 //
414 // Methods for visualisation                      423 // Methods for visualisation
415 //                                                424 //
416 void FastAerosolSolid::DescribeYourselfTo (G4V    425 void FastAerosolSolid::DescribeYourselfTo (G4VGraphicsScene& scene) const
417 {                                                 426 {
418   scene.AddSolid(*this);                          427   scene.AddSolid(*this);
419 }                                                 428 }
420                                                   429 
421 G4VisExtent FastAerosolSolid::GetExtent() cons    430 G4VisExtent FastAerosolSolid::GetExtent() const
422 {                                                 431 {
423   return G4VisExtent (-fVisDx, fVisDx, -fVisDy    432   return G4VisExtent (-fVisDx, fVisDx, -fVisDy, fVisDy, -fVisDz, fVisDz);
424 }                                                 433 }
425                                                   434 
426 G4Polyhedron* FastAerosolSolid::CreatePolyhedr    435 G4Polyhedron* FastAerosolSolid::CreatePolyhedron () const
427 {                                                 436 {
428   return fBulk->CreatePolyhedron();               437   return fBulk->CreatePolyhedron();
429 }                                                 438 }
430                                                   439 
431                                                   440 
432 // copied from G4Ellipsoid                        441 // copied from G4Ellipsoid
433 G4Polyhedron* FastAerosolSolid::GetPolyhedron     442 G4Polyhedron* FastAerosolSolid::GetPolyhedron () const
434 {                                                 443 {
435   if (!fpPolyhedron ||                            444   if (!fpPolyhedron ||
436     fRebuildPolyhedron ||                         445     fRebuildPolyhedron ||
437     fpPolyhedron->GetNumberOfRotationStepsAtTi    446     fpPolyhedron->GetNumberOfRotationStepsAtTimeOfCreation() !=
438     fpPolyhedron->GetNumberOfRotationSteps())     447     fpPolyhedron->GetNumberOfRotationSteps())
439   {                                               448   {
440     G4AutoLock l(&polyhedronMutex);               449     G4AutoLock l(&polyhedronMutex);
441     delete fpPolyhedron;                          450     delete fpPolyhedron;
442     fpPolyhedron = CreatePolyhedron();            451     fpPolyhedron = CreatePolyhedron();
443     fRebuildPolyhedron = false;                   452     fRebuildPolyhedron = false;
444     l.unlock();                                   453     l.unlock();
445   }                                               454   }
446   return fpPolyhedron;                            455   return fpPolyhedron;
447 }                                              << 456 }
448