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25 // 22 //
26 // J.L. Chuma, TRIUMF, 31-Oct-1996 << 23 //
27 // last modified: 19-Dec-1996 << 24 //
28 // Modified by J.L.Chuma, 05-May-97 << 25 // J.L. Chuma, TRIUMF, 31-Oct-1996
29 // M. Kelsey 29-Aug-2011 -- Use G4Allocator fo << 26 // last modified: 19-Dec-1996
30 << 27 // Modified by J.L.Chuma, 05-May-97
>> 28
31 #include "G4ReactionProduct.hh" 29 #include "G4ReactionProduct.hh"
32 30
33 G4Allocator<G4ReactionProduct>*& aRPAllocator( <<
34 { <<
35 G4ThreadLocalStatic G4Allocator<G4Reaction <<
36 return _instance; <<
37 } <<
38 <<
39 G4ReactionProduct::G4ReactionProduct() : 31 G4ReactionProduct::G4ReactionProduct() :
40 theParticleDefinition(NULL), 32 theParticleDefinition(NULL),
41 formationTime(0.0), 33 formationTime(0.0),
42 hasInitialStateParton(false), 34 hasInitialStateParton(false),
43 mass(0.0), 35 mass(0.0),
44 totalEnergy(0.0), 36 totalEnergy(0.0),
45 kineticEnergy(0.0), 37 kineticEnergy(0.0),
46 timeOfFlight(0.0), 38 timeOfFlight(0.0),
47 side(0), 39 side(0),
48 theCreatorModel(-1), <<
49 theParentResonanceDef(nullptr), <<
50 theParentResonanceID(0), <<
51 NewlyAdded(false), 40 NewlyAdded(false),
52 MayBeKilled(true) 41 MayBeKilled(true)
53 { 42 {
54 SetMomentum( 0.0, 0.0, 0.0 ); 43 SetMomentum( 0.0, 0.0, 0.0 );
55 SetPositionInNucleus( 0.0, 0.0, 0.0 ); 44 SetPositionInNucleus( 0.0, 0.0, 0.0 );
56 } 45 }
57 46
58 G4ReactionProduct::G4ReactionProduct( 47 G4ReactionProduct::G4ReactionProduct(
59 const G4ParticleDefinition *aParticleDefinit << 48 G4ParticleDefinition *aParticleDefinition )
60 { 49 {
61 SetMomentum( 0.0, 0.0, 0.0 ); 50 SetMomentum( 0.0, 0.0, 0.0 );
62 SetPositionInNucleus( 0.0, 0.0, 0.0 ); 51 SetPositionInNucleus( 0.0, 0.0, 0.0 );
63 formationTime = 0.0; 52 formationTime = 0.0;
64 hasInitialStateParton = false; 53 hasInitialStateParton = false;
65 theParticleDefinition = aParticleDefinitio 54 theParticleDefinition = aParticleDefinition;
66 mass = aParticleDefinition->GetPDGMass(); 55 mass = aParticleDefinition->GetPDGMass();
67 totalEnergy = mass; 56 totalEnergy = mass;
68 kineticEnergy = 0.0; 57 kineticEnergy = 0.0;
69 (aParticleDefinition->GetPDGEncoding()<0) 58 (aParticleDefinition->GetPDGEncoding()<0) ? timeOfFlight=-1.0 : timeOfFlight=1.0;
70 side = 0; 59 side = 0;
71 theCreatorModel = -1; <<
72 theParentResonanceDef = nullptr; <<
73 theParentResonanceID = 0; <<
74 NewlyAdded = false; 60 NewlyAdded = false;
75 MayBeKilled = true; 61 MayBeKilled = true;
76 } 62 }
77 63
78 G4ReactionProduct::G4ReactionProduct( 64 G4ReactionProduct::G4ReactionProduct(
79 const G4ReactionProduct &right ) 65 const G4ReactionProduct &right )
80 { 66 {
81 theParticleDefinition = right.theParticleD 67 theParticleDefinition = right.theParticleDefinition;
82 positionInNucleus = right.positionInNucleu 68 positionInNucleus = right.positionInNucleus;
83 formationTime = right.formationTime; 69 formationTime = right.formationTime;
84 hasInitialStateParton = right.hasInitialSt 70 hasInitialStateParton = right.hasInitialStateParton;
85 momentum = right.momentum; 71 momentum = right.momentum;
86 mass = right.mass; 72 mass = right.mass;
87 totalEnergy = right.totalEnergy; 73 totalEnergy = right.totalEnergy;
88 kineticEnergy = right.kineticEnergy; 74 kineticEnergy = right.kineticEnergy;
89 timeOfFlight = right.timeOfFlight; 75 timeOfFlight = right.timeOfFlight;
90 side = right.side; 76 side = right.side;
91 theCreatorModel = right.theCreatorModel; <<
92 theParentResonanceDef = right.theParentRes <<
93 theParentResonanceID = right.theParentReso <<
94 NewlyAdded = right.NewlyAdded; 77 NewlyAdded = right.NewlyAdded;
95 MayBeKilled = right.MayBeKilled; 78 MayBeKilled = right.MayBeKilled;
96 } 79 }
97 80
98 G4ReactionProduct &G4ReactionProduct::operato 81 G4ReactionProduct &G4ReactionProduct::operator=(
99 const G4ReactionProduct &right ) 82 const G4ReactionProduct &right )
100 { 83 {
101 if( this != &right ) { 84 if( this != &right ) {
102 theParticleDefinition = right.theParticl 85 theParticleDefinition = right.theParticleDefinition;
103 positionInNucleus = right.positionInNucl 86 positionInNucleus = right.positionInNucleus;
104 formationTime = right.formationTime; 87 formationTime = right.formationTime;
105 hasInitialStateParton = right.hasInitial 88 hasInitialStateParton = right.hasInitialStateParton;
106 momentum = right.momentum; 89 momentum = right.momentum;
107 mass = right.mass; 90 mass = right.mass;
108 totalEnergy = right.totalEnergy; 91 totalEnergy = right.totalEnergy;
109 kineticEnergy = right.kineticEnergy; 92 kineticEnergy = right.kineticEnergy;
110 timeOfFlight = right.timeOfFlight; 93 timeOfFlight = right.timeOfFlight;
111 side = right.side; 94 side = right.side;
112 theCreatorModel = right.theCreatorModel; <<
113 theParentResonanceDef = right.theParentR <<
114 theParentResonanceID = right.theParentRe <<
115 NewlyAdded = right.NewlyAdded; 95 NewlyAdded = right.NewlyAdded;
116 MayBeKilled = right.MayBeKilled; 96 MayBeKilled = right.MayBeKilled;
117 } 97 }
118 return *this; 98 return *this;
119 } 99 }
120 100
121 G4ReactionProduct &G4ReactionProduct::operato 101 G4ReactionProduct &G4ReactionProduct::operator=(
122 const G4DynamicParticle &right ) 102 const G4DynamicParticle &right )
123 { 103 {
124 theParticleDefinition = right.GetDefinitio 104 theParticleDefinition = right.GetDefinition();
125 SetPositionInNucleus( 0.0, 0.0, 0.0 ); 105 SetPositionInNucleus( 0.0, 0.0, 0.0 );
126 formationTime = 0.0; 106 formationTime = 0.0;
127 hasInitialStateParton = false; 107 hasInitialStateParton = false;
128 momentum = right.GetMomentum(); 108 momentum = right.GetMomentum();
129 mass = right.GetDefinition()->GetPDGMass() 109 mass = right.GetDefinition()->GetPDGMass();
130 totalEnergy = right.GetTotalEnergy(); 110 totalEnergy = right.GetTotalEnergy();
131 kineticEnergy = right.GetKineticEnergy(); 111 kineticEnergy = right.GetKineticEnergy();
132 (right.GetDefinition()->GetPDGEncoding()<0 112 (right.GetDefinition()->GetPDGEncoding()<0) ? timeOfFlight=-1.0 : timeOfFlight=1.0;
133 side = 0; 113 side = 0;
134 theCreatorModel = -1; <<
135 theParentResonanceDef = nullptr; <<
136 theParentResonanceID = 0; <<
137 NewlyAdded = false; 114 NewlyAdded = false;
138 MayBeKilled = true; 115 MayBeKilled = true;
139 return *this; 116 return *this;
140 } 117 }
141 118
142 G4ReactionProduct &G4ReactionProduct::operato 119 G4ReactionProduct &G4ReactionProduct::operator=(
143 const G4HadProjectile &right ) 120 const G4HadProjectile &right )
144 { 121 {
145 theParticleDefinition = right.GetDefinitio << 122 theParticleDefinition = const_cast<G4ParticleDefinition *>(right.GetDefinition());
146 SetPositionInNucleus( 0.0, 0.0, 0.0 ); 123 SetPositionInNucleus( 0.0, 0.0, 0.0 );
147 formationTime = 0.0; 124 formationTime = 0.0;
148 hasInitialStateParton = false; 125 hasInitialStateParton = false;
149 momentum = right.Get4Momentum().vect(); 126 momentum = right.Get4Momentum().vect();
150 mass = right.GetDefinition()->GetPDGMass() 127 mass = right.GetDefinition()->GetPDGMass();
151 totalEnergy = right.Get4Momentum().e(); 128 totalEnergy = right.Get4Momentum().e();
152 kineticEnergy = right.GetKineticEnergy(); 129 kineticEnergy = right.GetKineticEnergy();
153 (right.GetDefinition()->GetPDGEncoding()<0 130 (right.GetDefinition()->GetPDGEncoding()<0) ? timeOfFlight=-1.0 : timeOfFlight=1.0;
154 side = 0; 131 side = 0;
155 theCreatorModel = -1; <<
156 theParentResonanceDef = nullptr; <<
157 theParentResonanceID = 0; <<
158 NewlyAdded = false; 132 NewlyAdded = false;
159 MayBeKilled = true; 133 MayBeKilled = true;
160 return *this; 134 return *this;
161 } 135 }
162 136
163 void G4ReactionProduct::SetDefinitionAndUpdat 137 void G4ReactionProduct::SetDefinitionAndUpdateE(
164 const G4ParticleDefinition *aParticleDefinit << 138 G4ParticleDefinition *aParticleDefinition )
165 { G4double aKineticEnergy = GetKineticEne << 139 {
>> 140 G4double aKineticEnergy = GetKineticEnergy();
166 G4double pp = GetMomentum().mag(); 141 G4double pp = GetMomentum().mag();
167 G4ThreeVector aMomentum = GetMomentum(); 142 G4ThreeVector aMomentum = GetMomentum();
168 SetDefinition( aParticleDefinition ); 143 SetDefinition( aParticleDefinition );
169 SetKineticEnergy( aKineticEnergy ); 144 SetKineticEnergy( aKineticEnergy );
170 if( pp > DBL_MIN ) 145 if( pp > DBL_MIN )
171 SetMomentum( aMomentum * (std::sqrt(aKin 146 SetMomentum( aMomentum * (std::sqrt(aKineticEnergy*aKineticEnergy +
172 2*aKinetic 147 2*aKineticEnergy*GetMass())/pp) );
173 } 148 }
174 149
175 void G4ReactionProduct::SetDefinition( 150 void G4ReactionProduct::SetDefinition(
176 const G4ParticleDefinition *aParticleDefinit << 151 G4ParticleDefinition *aParticleDefinition )
177 { 152 {
178 theParticleDefinition = aParticleDefinitio 153 theParticleDefinition = aParticleDefinition;
179 mass = aParticleDefinition->GetPDGMass(); 154 mass = aParticleDefinition->GetPDGMass();
180 totalEnergy = mass; 155 totalEnergy = mass;
181 kineticEnergy = 0.0; 156 kineticEnergy = 0.0;
182 (aParticleDefinition->GetPDGEncoding()<0) 157 (aParticleDefinition->GetPDGEncoding()<0) ?
183 timeOfFlight=-1.0 : timeOfFlight=1.0; 158 timeOfFlight=-1.0 : timeOfFlight=1.0;
184 } 159 }
185 160
186 void G4ReactionProduct::SetMomentum( 161 void G4ReactionProduct::SetMomentum(
187 const G4double x, const G4double y, const G4 162 const G4double x, const G4double y, const G4double z )
188 { 163 {
189 momentum.setX( x ); 164 momentum.setX( x );
190 momentum.setY( y ); 165 momentum.setY( y );
191 momentum.setZ( z ); 166 momentum.setZ( z );
192 } 167 }
193 168
194 void G4ReactionProduct::SetMomentum( 169 void G4ReactionProduct::SetMomentum(
195 const G4double x, const G4double y ) 170 const G4double x, const G4double y )
196 { 171 {
197 momentum.setX( x ); 172 momentum.setX( x );
198 momentum.setY( y ); 173 momentum.setY( y );
199 } 174 }
200 175
201 void G4ReactionProduct::SetMomentum( const G4 176 void G4ReactionProduct::SetMomentum( const G4double z )
202 { 177 {
203 momentum.setZ( z ); 178 momentum.setZ( z );
204 } 179 }
205 180
206 void G4ReactionProduct::SetZero() 181 void G4ReactionProduct::SetZero()
207 { 182 {
208 SetMomentum( 0.0, 0.0, 0.0 ); 183 SetMomentum( 0.0, 0.0, 0.0 );
209 totalEnergy = 0.0; 184 totalEnergy = 0.0;
210 kineticEnergy = 0.0; 185 kineticEnergy = 0.0;
211 mass = 0.0; 186 mass = 0.0;
212 timeOfFlight = 0.0; 187 timeOfFlight = 0.0;
213 side = 0; 188 side = 0;
214 theCreatorModel = -1; <<
215 theParentResonanceDef = nullptr; <<
216 theParentResonanceID = 0; <<
217 NewlyAdded = false; 189 NewlyAdded = false;
218 SetPositionInNucleus( 0.0, 0.0, 0.0 ); 190 SetPositionInNucleus( 0.0, 0.0, 0.0 );
219 formationTime = 0.0; 191 formationTime = 0.0;
220 hasInitialStateParton = false; 192 hasInitialStateParton = false;
221 } 193 }
222 194
223 void G4ReactionProduct::Lorentz( 195 void G4ReactionProduct::Lorentz(
224 const G4ReactionProduct &p1, const G4Reacti 196 const G4ReactionProduct &p1, const G4ReactionProduct &p2 )
225 { 197 {
226 G4ThreeVector p1M = p1.momentum; 198 G4ThreeVector p1M = p1.momentum;
227 G4ThreeVector p2M = p2.momentum; 199 G4ThreeVector p2M = p2.momentum;
228 G4double p1x = p1M.x(); G4double p1y = p1M 200 G4double p1x = p1M.x(); G4double p1y = p1M.y(); G4double p1z = p1M.z();
229 G4double p2x = p2M.x(); G4double p2y = p2M 201 G4double p2x = p2M.x(); G4double p2y = p2M.y(); G4double p2z = p2M.z();
230 G4double a = ( (p1x*p2x+p1y*p2y+p1z*p2z)/( 202 G4double a = ( (p1x*p2x+p1y*p2y+p1z*p2z)/(p2.totalEnergy+p2.mass) -
231 p1.totalEnergy ) / p2.mass; 203 p1.totalEnergy ) / p2.mass;
232 G4double x = p1x+a*p2x; 204 G4double x = p1x+a*p2x;
233 G4double y = p1y+a*p2y; 205 G4double y = p1y+a*p2y;
234 G4double z = p1z+a*p2z; 206 G4double z = p1z+a*p2z;
235 G4double p = std::sqrt(x*x+y*y+z*z); 207 G4double p = std::sqrt(x*x+y*y+z*z);
236 SetMass( p1.mass ); 208 SetMass( p1.mass );
237 SetTotalEnergy( std::sqrt( (p1.mass+p)*(p1 209 SetTotalEnergy( std::sqrt( (p1.mass+p)*(p1.mass+p) - 2.*p1.mass*p ) );
238 //SetTotalEnergy( std::sqrt( p1.mass*p1.ma 210 //SetTotalEnergy( std::sqrt( p1.mass*p1.mass + x*x + y*y + z*z ) );
239 SetMomentum( x, y, z ); 211 SetMomentum( x, y, z );
240 } 212 }
241 213
242 G4double G4ReactionProduct::Angle( 214 G4double G4ReactionProduct::Angle(
243 const G4ReactionProduct& p ) const 215 const G4ReactionProduct& p ) const
244 { 216 {
245 G4ThreeVector tM = momentum; 217 G4ThreeVector tM = momentum;
246 G4ThreeVector pM = p.momentum; 218 G4ThreeVector pM = p.momentum;
247 G4double tx = tM.x(); G4double ty = tM.y() 219 G4double tx = tM.x(); G4double ty = tM.y(); G4double tz = tM.z();
248 G4double px = pM.x(); G4double py = pM.y() 220 G4double px = pM.x(); G4double py = pM.y(); G4double pz = pM.z();
249 G4double a = std::sqrt( ( px*px + py*py + 221 G4double a = std::sqrt( ( px*px + py*py + pz*pz ) * ( tx*tx + ty*ty + tz*tz ) );
250 if( a == 0.0 ) { 222 if( a == 0.0 ) {
251 return 0.0; 223 return 0.0;
252 } else { 224 } else {
253 a = ( tx*px + ty*py + tz*pz ) / a; 225 a = ( tx*px + ty*py + tz*pz ) / a;
254 if( std::abs(a) > 1.0 ) { a<0.0 ? a=-1.0 << 226 if( std::fabs(a) > 1.0 ) { a<0.0 ? a=-1.0 : a=1.0; }
255 return std::acos( a ); 227 return std::acos( a );
256 } 228 }
257 } 229 }
258 230
259 G4ReactionProduct operator+( 231 G4ReactionProduct operator+(
260 const G4ReactionProduct& p1, const G4Reactio 232 const G4ReactionProduct& p1, const G4ReactionProduct& p2 )
261 { 233 {
262 G4double totEnergy = p1.totalEnergy + p2.t 234 G4double totEnergy = p1.totalEnergy + p2.totalEnergy;
263 G4double x = p1.momentum.x() + p2.momentum 235 G4double x = p1.momentum.x() + p2.momentum.x();
264 G4double y = p1.momentum.y() + p2.momentum 236 G4double y = p1.momentum.y() + p2.momentum.y();
265 G4double z = p1.momentum.z() + p2.momentum 237 G4double z = p1.momentum.z() + p2.momentum.z();
266 G4double newMass = totEnergy*totEnergy - ( 238 G4double newMass = totEnergy*totEnergy - ( x*x + y*y + z*z );
267 if( newMass < 0.0 ) 239 if( newMass < 0.0 )
268 newMass = -1. * std::sqrt( -newMass ); 240 newMass = -1. * std::sqrt( -newMass );
269 else 241 else
270 newMass = std::sqrt( newMass ); 242 newMass = std::sqrt( newMass );
271 G4ReactionProduct result; 243 G4ReactionProduct result;
272 result.SetMass( newMass ); 244 result.SetMass( newMass );
273 result.SetMomentum( x, y, z ); 245 result.SetMomentum( x, y, z );
274 result.SetTotalEnergy( totEnergy ); 246 result.SetTotalEnergy( totEnergy );
275 result.SetPositionInNucleus( 0.0, 0.0, 0.0 247 result.SetPositionInNucleus( 0.0, 0.0, 0.0 );
276 result.SetFormationTime(0.0); 248 result.SetFormationTime(0.0);
277 result.HasInitialStateParton(false); 249 result.HasInitialStateParton(false);
278 return result; 250 return result;
279 } 251 }
280 252
281 G4ReactionProduct operator-( 253 G4ReactionProduct operator-(
282 const G4ReactionProduct& p1, const G4Reactio 254 const G4ReactionProduct& p1, const G4ReactionProduct& p2 )
283 { 255 {
284 G4double totEnergy = p1.totalEnergy - p2.t 256 G4double totEnergy = p1.totalEnergy - p2.totalEnergy;
285 G4double x = p1.momentum.x() - p2.momentum 257 G4double x = p1.momentum.x() - p2.momentum.x();
286 G4double y = p1.momentum.y() - p2.momentum 258 G4double y = p1.momentum.y() - p2.momentum.y();
287 G4double z = p1.momentum.z() - p2.momentum 259 G4double z = p1.momentum.z() - p2.momentum.z();
288 G4double newMass = totEnergy*totEnergy - ( 260 G4double newMass = totEnergy*totEnergy - ( x*x + y*y + z*z );
289 if( newMass < 0.0 ) 261 if( newMass < 0.0 )
290 newMass = -1. * std::sqrt( -newMass ); 262 newMass = -1. * std::sqrt( -newMass );
291 else 263 else
292 newMass = std::sqrt( newMass ); 264 newMass = std::sqrt( newMass );
293 G4ReactionProduct result; 265 G4ReactionProduct result;
294 result.SetMass( newMass ); 266 result.SetMass( newMass );
295 result.SetMomentum( x, y, z ); 267 result.SetMomentum( x, y, z );
296 result.SetTotalEnergy( totEnergy ); 268 result.SetTotalEnergy( totEnergy );
297 result.SetPositionInNucleus( 0.0, 0.0, 0.0 269 result.SetPositionInNucleus( 0.0, 0.0, 0.0 );
298 result.SetFormationTime(0.0); 270 result.SetFormationTime(0.0);
299 result.HasInitialStateParton(false); 271 result.HasInitialStateParton(false);
300 return result; 272 return result;
301 } 273 }
302 /* end of code */ 274 /* end of code */
303 275
304 276