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25 // 25 //
26 // G4STRead implementation << 26 // $Id: G4STRead.cc,v 1.4 2009/04/24 15:34:20 gcosmo Exp $
>> 27 // GEANT4 tag $Name: geant4-09-03-patch-01 $
27 // 28 //
28 // Author: Zoltan Torzsok, November 2007 << 29 // class G4STRead Implementation
29 // ------------------------------------------- << 30 //
>> 31 // History:
>> 32 // - Created. Zoltan Torzsok, November 2007
>> 33 // -------------------------------------------------------------------------
30 34
31 #include <fstream> 35 #include <fstream>
32 36
33 #include "G4STRead.hh" 37 #include "G4STRead.hh"
34 38
35 #include "G4Material.hh" 39 #include "G4Material.hh"
36 #include "G4Box.hh" 40 #include "G4Box.hh"
37 #include "G4QuadrangularFacet.hh" 41 #include "G4QuadrangularFacet.hh"
38 #include "G4TriangularFacet.hh" 42 #include "G4TriangularFacet.hh"
39 #include "G4TessellatedSolid.hh" 43 #include "G4TessellatedSolid.hh"
40 #include "G4LogicalVolume.hh" 44 #include "G4LogicalVolume.hh"
41 #include "G4PVPlacement.hh" 45 #include "G4PVPlacement.hh"
42 #include "G4AffineTransform.hh" <<
43 #include "G4VoxelLimits.hh" <<
44 46
45 // ------------------------------------------- <<
46 void G4STRead::TessellatedRead(const std::stri 47 void G4STRead::TessellatedRead(const std::string& line)
47 { 48 {
48 if(tessellatedList.size() > 0) << 49 if (tessellatedList.size()>0)
49 { << 50 {
50 tessellatedList.back()->SetSolidClosed(tru << 51 tessellatedList.back()->SetSolidClosed(true);
51 // Finish the previous solid at first! << 52 // Finish the previous solid at first!
52 } << 53 }
53 << 54
54 std::istringstream stream(line.substr(2)); << 55 std::istringstream stream(line.substr(2));
55 << 56
56 G4String name; << 57 G4String name;
57 stream >> name; << 58 stream >> name;
58 << 59
59 G4TessellatedSolid* tessellated = new G4Tess << 60 G4TessellatedSolid* tessellated = new G4TessellatedSolid(name);
60 volumeMap[tessellated] = << 61 volumeMap[tessellated] =
61 new G4LogicalVolume(tessellated, solid_mat << 62 new G4LogicalVolume(tessellated, solid_material, name+"_LV" , 0, 0, 0);
62 tessellatedList.push_back(tessellated); << 63 tessellatedList.push_back(tessellated);
63 << 64
64 #ifdef G4VERBOSE << 65 G4cout << "G4STRead: Reading solid: " << name << G4endl;
65 G4cout << "G4STRead: Reading solid: " << nam <<
66 #endif <<
67 } 66 }
68 67
69 // ------------------------------------------- <<
70 void G4STRead::FacetRead(const std::string& li 68 void G4STRead::FacetRead(const std::string& line)
71 { 69 {
72 if(tessellatedList.size() == 0) << 70 if (tessellatedList.size()==0)
73 { << 71 {
74 G4Exception("G4STRead::FacetRead()", "Read << 72 G4Exception("G4STRead::FacetRead()", "ReadError", FatalException,
75 "A solid must be defined befor << 73 "A solid must be defined before defining a facet!");
76 } << 74 }
77 << 75
78 if(line[2] == '3') // Triangular facet << 76 if (line[2]=='3') // Triangular facet
79 { << 77 {
80 G4double x1, y1, z1; << 78 G4double x1,y1,z1;
81 G4double x2, y2, z2; << 79 G4double x2,y2,z2;
82 G4double x3, y3, z3; << 80 G4double x3,y3,z3;
83 << 81
84 std::istringstream stream(line.substr(4)); << 82 std::istringstream stream(line.substr(4));
85 stream >> x1 >> y1 >> z1 >> x2 >> y2 >> z2 << 83 stream >> x1 >> y1 >> z1 >> x2 >> y2 >> z2 >> x3 >> y3 >> z3;
86 tessellatedList.back()->AddFacet(new G4Tri << 84 tessellatedList.back()->
87 G4ThreeVector(x1, y1, z1), G4ThreeVector << 85 AddFacet(new G4TriangularFacet(G4ThreeVector(x1,y1,z1),
88 G4ThreeVector(x3, y3, z3), ABSOLUTE)); << 86 G4ThreeVector(x2,y2,z2),
89 } << 87 G4ThreeVector(x3,y3,z3), ABSOLUTE));
90 else if(line[2] == '4') // Quadrangular fac << 88 }
91 { << 89 else if (line[2]=='4') // Quadrangular facet
92 G4double x1, y1, z1; << 90 {
93 G4double x2, y2, z2; << 91 G4double x1,y1,z1;
94 G4double x3, y3, z3; << 92 G4double x2,y2,z2;
95 G4double x4, y4, z4; << 93 G4double x3,y3,z3;
96 << 94 G4double x4,y4,z4;
97 std::istringstream stream(line.substr(4)); << 95
98 stream >> x1 >> y1 >> z1 >> x2 >> y2 >> z2 << 96 std::istringstream stream(line.substr(4));
99 z4; << 97 stream >> x1 >> y1 >> z1 >> x2 >> y2 >> z2
100 tessellatedList.back()->AddFacet(new G4Qua << 98 >> x3 >> y3 >> z3 >> x4 >> y4 >> z4;
101 G4ThreeVector(x1, y1, z1), G4ThreeVector << 99 tessellatedList.back()->
102 G4ThreeVector(x3, y3, z3), G4ThreeVector << 100 AddFacet(new G4QuadrangularFacet(G4ThreeVector(x1,y1,z1),
103 } << 101 G4ThreeVector(x2,y2,z2),
104 else << 102 G4ThreeVector(x3,y3,z3),
105 { << 103 G4ThreeVector(x4,y4,z4), ABSOLUTE));
106 G4Exception("G4STRead::FacetRead()", "Read << 104 }
107 "Number of vertices per facet << 105 else
108 } << 106 {
>> 107 G4Exception("G4STRead::FacetRead()", "ReadError", FatalException,
>> 108 "Number of vertices per facet should be either 3 or 4!");
>> 109 }
109 } 110 }
110 111
111 // ------------------------------------------- <<
112 void G4STRead::PhysvolRead(const std::string& 112 void G4STRead::PhysvolRead(const std::string& line)
113 { 113 {
114 G4int level; << 114 G4int level;
115 G4String name; << 115 G4String name;
116 G4double r1, r2, r3; << 116 G4double r1,r2,r3;
117 G4double r4, r5, r6; << 117 G4double r4,r5,r6;
118 G4double r7, r8, r9; << 118 G4double r7,r8,r9;
119 G4double pX, pY, pZ; << 119 G4double pX,pY,pZ;
120 G4double n1, n2, n3, n4, n5; << 120 G4double n1,n2,n3,n4,n5;
121 << 121
122 std::istringstream stream(line.substr(2)); << 122 std::istringstream stream(line.substr(2));
123 stream >> level >> name >> r1 >> r2 >> r3 >> << 123 stream >> level >> name >> r1 >> r2 >> r3 >> n1 >> r4 >> r5 >> r6
124 r7 >> r8 >> r9 >> n3 >> pX >> pY >> pZ >> << 124 >> n2 >> r7 >> r8 >> r9 >> n3 >> pX >> pY >> pZ >> n4 >> n5;
125 std::string::size_type idx = name.rfind("_") << 125
126 if(idx != std::string::npos) << 126 name.resize(name.rfind("_"));
127 { << 127
128 name.resize(idx); << 128 G4cout << "G4STRead: Placing tessellated solid: " << name << G4endl;
129 } << 129
130 else << 130 G4TessellatedSolid* tessellated = 0;
131 { << 131
132 G4Exception("G4STRead::PhysvolRead()", "Re << 132 for (size_t i=0; i<tessellatedList.size(); i++)
133 "Invalid input stream!"); << 133 { // Find the volume for this physvol!
134 return; << 134 if (tessellatedList[i]->GetName() == G4String(name))
135 } << 135 {
136 << 136 tessellated = tessellatedList[i];
137 G4cout << "G4STRead: Placing tessellated sol << 137 break;
138 << 138 }
139 G4TessellatedSolid* tessellated = nullptr; << 139 }
140 << 140
141 for(std::size_t i = 0; i < tessellatedList.s << 141 if (tessellated == 0)
142 { // Find the volume for this physvol! << 142 {
143 if(tessellatedList[i]->GetName() == G4Stri << 143 G4String error_msg = "Referenced solid '" + name + "' not found!";
144 { << 144 G4Exception("G4STRead::PhysvolRead()", "ReadError",
145 tessellated = tessellatedList[i]; << 145 FatalException, error_msg);
146 break; << 146 }
147 } << 147 if (volumeMap.find(tessellated) == volumeMap.end())
148 } << 148 {
149 << 149 G4String error_msg = "Referenced solid '" + name
150 if(tessellated == nullptr) << 150 + "' is not associated with a logical volume!";
151 { << 151 G4Exception("G4STRead::PhysvolRead()", "InvalidSetup",
152 G4String error_msg = "Referenced solid '" << 152 FatalException, error_msg);
153 G4Exception("G4STRead::PhysvolRead()", "Re << 153 }
154 error_msg); << 154 const G4RotationMatrix rot(G4ThreeVector(r1,r2,r3),
155 } << 155 G4ThreeVector(r4,r5,r6),
156 if(volumeMap.find(tessellated) == volumeMap. << 156 G4ThreeVector(r7,r8,r9));
157 { << 157 const G4ThreeVector pos(pX,pY,pZ);
158 G4String error_msg = "Referenced solid '" << 158
159 "' is not associated << 159 new G4PVPlacement(G4Transform3D(rot.inverse(),pos),
160 G4Exception("G4STRead::PhysvolRead()", "In << 160 volumeMap[tessellated], name+"_PV", world_volume, 0, 0);
161 error_msg); << 161 // Note: INVERSE of rotation is needed!!!
162 } << 162
163 const G4RotationMatrix rot(G4ThreeVector(r1, << 163 G4double minx,miny,minz;
164 G4ThreeVector(r4, << 164 G4double maxx,maxy,maxz;
165 G4ThreeVector(r7, << 165 const G4VoxelLimits limits;
166 const G4ThreeVector pos(pX, pY, pZ); << 166
167 << 167 tessellated->CalculateExtent(kXAxis,limits,
168 new G4PVPlacement(G4Transform3D(rot.inverse( << 168 G4AffineTransform(rot,pos),minx,maxx);
169 name + "_PV", world_volume << 169 tessellated->CalculateExtent(kYAxis,limits,
170 // Note: INVERSE of rotation is needed!!! << 170 G4AffineTransform(rot,pos),miny,maxy);
171 << 171 tessellated->CalculateExtent(kZAxis,limits,
172 G4double minx, miny, minz; << 172 G4AffineTransform(rot,pos),minz,maxz);
173 G4double maxx, maxy, maxz; << 173
174 const G4VoxelLimits limits; << 174 if (world_extent.x() < std::fabs(minx))
175 << 175 { world_extent.setX(std::fabs(minx)); }
176 tessellated->CalculateExtent(kXAxis, limits, << 176 if (world_extent.y() < std::fabs(miny))
177 minx, maxx); << 177 { world_extent.setY(std::fabs(miny)); }
178 tessellated->CalculateExtent(kYAxis, limits, << 178 if (world_extent.z() < std::fabs(minz))
179 miny, maxy); << 179 { world_extent.setZ(std::fabs(minz)); }
180 tessellated->CalculateExtent(kZAxis, limits, << 180 if (world_extent.x() < std::fabs(maxx))
181 minz, maxz); << 181 { world_extent.setX(std::fabs(maxx)); }
182 << 182 if (world_extent.y() < std::fabs(maxy))
183 if(world_extent.x() < std::fabs(minx)) << 183 { world_extent.setY(std::fabs(maxy)); }
184 { << 184 if (world_extent.z() < std::fabs(maxz))
185 world_extent.setX(std::fabs(minx)); << 185 { world_extent.setZ(std::fabs(maxz)); }
186 } <<
187 if(world_extent.y() < std::fabs(miny)) <<
188 { <<
189 world_extent.setY(std::fabs(miny)); <<
190 } <<
191 if(world_extent.z() < std::fabs(minz)) <<
192 { <<
193 world_extent.setZ(std::fabs(minz)); <<
194 } <<
195 if(world_extent.x() < std::fabs(maxx)) <<
196 { <<
197 world_extent.setX(std::fabs(maxx)); <<
198 } <<
199 if(world_extent.y() < std::fabs(maxy)) <<
200 { <<
201 world_extent.setY(std::fabs(maxy)); <<
202 } <<
203 if(world_extent.z() < std::fabs(maxz)) <<
204 { <<
205 world_extent.setZ(std::fabs(maxz)); <<
206 } <<
207 } 186 }
208 187
209 // ------------------------------------------- <<
210 void G4STRead::ReadGeom(const G4String& name) 188 void G4STRead::ReadGeom(const G4String& name)
211 { 189 {
212 #ifdef G4VERBOSE << 190 G4cout << "G4STRead: Reading '" << name << "'..." << G4endl;
213 G4cout << "G4STRead: Reading '" << name << " << 191
214 #endif << 192 std::ifstream GeomFile(name);
215 std::ifstream GeomFile(name); << 193
216 << 194 if (!GeomFile)
217 if(!GeomFile) << 195 {
218 { << 196 G4String error_msg = "Cannot open file: " + name;
219 G4String error_msg = "Cannot open file: " << 197 G4Exception("G4STRead::ReadGeom()", "ReadError",
220 G4Exception("G4STRead::ReadGeom()", "ReadE << 198 FatalException, error_msg);
221 } << 199 }
222 << 200
223 tessellatedList.clear(); << 201 tessellatedList.clear();
224 volumeMap.clear(); << 202 volumeMap.clear();
225 std::string line; << 203 std::string line;
226 << 204
227 while(getline(GeomFile, line)) << 205 while (getline(GeomFile,line))
228 { << 206 {
229 if(line[0] == 'f') << 207 if (line[0] == 'f') { TessellatedRead(line); } else
230 { << 208 if (line[0] == 'p') { FacetRead(line); }
231 TessellatedRead(line); << 209 }
232 } << 210
233 else if(line[0] == 'p') << 211 if (tessellatedList.size()>0) // Finish the last solid!
234 { << 212 {
235 FacetRead(line); << 213 tessellatedList.back()->SetSolidClosed(true);
236 } << 214 }
237 } <<
238 <<
239 if(tessellatedList.size() > 0) // Finish th <<
240 { <<
241 tessellatedList.back()->SetSolidClosed(tru <<
242 } <<
243 215
244 G4cout << "G4STRead: Reading '" << name << " << 216 G4cout << "G4STRead: Reading '" << name << "' done." << G4endl;
245 } 217 }
246 218
247 // ------------------------------------------- <<
248 void G4STRead::ReadTree(const G4String& name) 219 void G4STRead::ReadTree(const G4String& name)
249 { 220 {
250 #ifdef G4VERBOSE << 221 G4cout << "G4STRead: Reading '" << name << "'..." << G4endl;
251 G4cout << "G4STRead: Reading '" << name << " <<
252 #endif <<
253 std::ifstream TreeFile(name); <<
254 <<
255 if(!TreeFile) <<
256 { <<
257 G4String error_msg = "Cannot open file: " <<
258 G4Exception("G4STRead::ReadTree()", "ReadE <<
259 } <<
260 <<
261 std::string line; <<
262 <<
263 while(getline(TreeFile, line)) <<
264 { <<
265 if(line[0] == 'g') <<
266 { <<
267 PhysvolRead(line); <<
268 } <<
269 } <<
270 222
271 G4cout << "G4STRead: Reading '" << name << " << 223 std::ifstream TreeFile(name);
>> 224
>> 225 if (!TreeFile)
>> 226 {
>> 227 G4String error_msg = "Cannot open file: " + name;
>> 228 G4Exception("G4STRead::ReadTree()", "ReadError",
>> 229 FatalException, error_msg);
>> 230 }
>> 231
>> 232 std::string line;
>> 233
>> 234 while (getline(TreeFile,line))
>> 235 {
>> 236 if (line[0] == 'g') { PhysvolRead(line); }
>> 237 }
>> 238
>> 239 G4cout << "G4STRead: Reading '" << name << "' done." << G4endl;
272 } 240 }
273 241
274 // ------------------------------------------- << 242 G4LogicalVolume*
275 G4LogicalVolume* G4STRead::Read(const G4String << 243 G4STRead::Read(const G4String& name, G4Material* mediumMaterial,
276 G4Material* me << 244 G4Material* solidMaterial)
277 G4Material* so << 245 {
278 { << 246 if (mediumMaterial == 0)
279 if(mediumMaterial == nullptr) << 247 {
280 { << 248 G4Exception("G4STRead::Read()", "InvalidSetup", FatalException,
281 G4Exception("G4STRead::Read()", "InvalidSe << 249 "Pointer to medium material is not valid!");
282 "Pointer to medium material is << 250 }
283 } << 251 if (solidMaterial == 0)
284 if(solidMaterial == nullptr) << 252 {
285 { << 253 G4Exception("G4STRead::Read()", "InvalidSetup", FatalException,
286 G4Exception("G4STRead::Read()", "InvalidSe << 254 "Pointer to solid material is not valid!");
287 "Pointer to solid material is << 255 }
288 } << 256
289 << 257 solid_material = solidMaterial;
290 solid_material = solidMaterial; << 258
291 << 259 world_box = new G4Box("TessellatedWorldBox",kInfinity,kInfinity,kInfinity);
292 world_box = new G4Box("TessellatedWorldBox", << 260 // We don't know the extent of the world yet!
293 // We don't know the extent of the world yet << 261 world_volume = new G4LogicalVolume(world_box, mediumMaterial,
294 world_volume = new G4LogicalVolume(world_box << 262 "TessellatedWorldLV", 0, 0, 0);
295 "Tessella << 263 world_extent = G4ThreeVector(0,0,0);
296 world_extent = G4ThreeVector(0, 0, 0); << 264
297 << 265 ReadGeom(name+".geom");
298 ReadGeom(name + ".geom"); << 266 ReadTree(name+".tree");
299 ReadTree(name + ".tree"); << 267
300 << 268 // Now setting the world extent ...
301 // Now setting the world extent ... << 269 //
302 // << 270 if (world_box->GetXHalfLength() > world_extent.x())
303 if(world_box->GetXHalfLength() > world_exten << 271 { world_box->SetXHalfLength(world_extent.x()); }
304 { << 272 if (world_box->GetYHalfLength() > world_extent.y())
305 world_box->SetXHalfLength(world_extent.x() << 273 { world_box->SetYHalfLength(world_extent.y()); }
306 } << 274 if (world_box->GetZHalfLength() > world_extent.z())
307 if(world_box->GetYHalfLength() > world_exten << 275 { world_box->SetZHalfLength(world_extent.z()); }
308 { <<
309 world_box->SetYHalfLength(world_extent.y() <<
310 } <<
311 if(world_box->GetZHalfLength() > world_exten <<
312 { <<
313 world_box->SetZHalfLength(world_extent.z() <<
314 } <<
315 276
316 return world_volume; << 277 return world_volume;
317 } 278 }
318 279