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25 // 25 //
26 // J.L. Chuma, TRIUMF, 31-Oct-1996 26 // J.L. Chuma, TRIUMF, 31-Oct-1996
27 // last modified: 19-Dec-1996 27 // last modified: 19-Dec-1996
28 // Modified by J.L.Chuma, 05-May-97 28 // Modified by J.L.Chuma, 05-May-97
29 // M. Kelsey 29-Aug-2011 -- Use G4Allocator fo 29 // M. Kelsey 29-Aug-2011 -- Use G4Allocator for better memory management
30 30
31 #include "G4ReactionProduct.hh" 31 #include "G4ReactionProduct.hh"
32 32
33 G4Allocator<G4ReactionProduct>*& aRPAllocator( << 33 G4ThreadLocal G4Allocator<G4ReactionProduct> *aRPAllocator = 0;
34 { << 34
35 G4ThreadLocalStatic G4Allocator<G4Reaction <<
36 return _instance; <<
37 } <<
38 35
39 G4ReactionProduct::G4ReactionProduct() : 36 G4ReactionProduct::G4ReactionProduct() :
40 theParticleDefinition(NULL), 37 theParticleDefinition(NULL),
41 formationTime(0.0), 38 formationTime(0.0),
42 hasInitialStateParton(false), 39 hasInitialStateParton(false),
43 mass(0.0), 40 mass(0.0),
44 totalEnergy(0.0), 41 totalEnergy(0.0),
45 kineticEnergy(0.0), 42 kineticEnergy(0.0),
46 timeOfFlight(0.0), 43 timeOfFlight(0.0),
47 side(0), 44 side(0),
48 theCreatorModel(-1), <<
49 theParentResonanceDef(nullptr), <<
50 theParentResonanceID(0), <<
51 NewlyAdded(false), 45 NewlyAdded(false),
52 MayBeKilled(true) 46 MayBeKilled(true)
53 { 47 {
54 SetMomentum( 0.0, 0.0, 0.0 ); 48 SetMomentum( 0.0, 0.0, 0.0 );
55 SetPositionInNucleus( 0.0, 0.0, 0.0 ); 49 SetPositionInNucleus( 0.0, 0.0, 0.0 );
56 } 50 }
57 51
58 G4ReactionProduct::G4ReactionProduct( 52 G4ReactionProduct::G4ReactionProduct(
59 const G4ParticleDefinition *aParticleDefinit << 53 G4ParticleDefinition *aParticleDefinition )
60 { 54 {
61 SetMomentum( 0.0, 0.0, 0.0 ); 55 SetMomentum( 0.0, 0.0, 0.0 );
62 SetPositionInNucleus( 0.0, 0.0, 0.0 ); 56 SetPositionInNucleus( 0.0, 0.0, 0.0 );
63 formationTime = 0.0; 57 formationTime = 0.0;
64 hasInitialStateParton = false; 58 hasInitialStateParton = false;
65 theParticleDefinition = aParticleDefinitio 59 theParticleDefinition = aParticleDefinition;
66 mass = aParticleDefinition->GetPDGMass(); 60 mass = aParticleDefinition->GetPDGMass();
67 totalEnergy = mass; 61 totalEnergy = mass;
68 kineticEnergy = 0.0; 62 kineticEnergy = 0.0;
69 (aParticleDefinition->GetPDGEncoding()<0) 63 (aParticleDefinition->GetPDGEncoding()<0) ? timeOfFlight=-1.0 : timeOfFlight=1.0;
70 side = 0; 64 side = 0;
71 theCreatorModel = -1; <<
72 theParentResonanceDef = nullptr; <<
73 theParentResonanceID = 0; <<
74 NewlyAdded = false; 65 NewlyAdded = false;
75 MayBeKilled = true; 66 MayBeKilled = true;
76 } 67 }
77 68
78 G4ReactionProduct::G4ReactionProduct( 69 G4ReactionProduct::G4ReactionProduct(
79 const G4ReactionProduct &right ) 70 const G4ReactionProduct &right )
80 { 71 {
81 theParticleDefinition = right.theParticleD 72 theParticleDefinition = right.theParticleDefinition;
82 positionInNucleus = right.positionInNucleu 73 positionInNucleus = right.positionInNucleus;
83 formationTime = right.formationTime; 74 formationTime = right.formationTime;
84 hasInitialStateParton = right.hasInitialSt 75 hasInitialStateParton = right.hasInitialStateParton;
85 momentum = right.momentum; 76 momentum = right.momentum;
86 mass = right.mass; 77 mass = right.mass;
87 totalEnergy = right.totalEnergy; 78 totalEnergy = right.totalEnergy;
88 kineticEnergy = right.kineticEnergy; 79 kineticEnergy = right.kineticEnergy;
89 timeOfFlight = right.timeOfFlight; 80 timeOfFlight = right.timeOfFlight;
90 side = right.side; 81 side = right.side;
91 theCreatorModel = right.theCreatorModel; <<
92 theParentResonanceDef = right.theParentRes <<
93 theParentResonanceID = right.theParentReso <<
94 NewlyAdded = right.NewlyAdded; 82 NewlyAdded = right.NewlyAdded;
95 MayBeKilled = right.MayBeKilled; 83 MayBeKilled = right.MayBeKilled;
96 } 84 }
97 85
98 G4ReactionProduct &G4ReactionProduct::operato 86 G4ReactionProduct &G4ReactionProduct::operator=(
99 const G4ReactionProduct &right ) 87 const G4ReactionProduct &right )
100 { 88 {
101 if( this != &right ) { 89 if( this != &right ) {
102 theParticleDefinition = right.theParticl 90 theParticleDefinition = right.theParticleDefinition;
103 positionInNucleus = right.positionInNucl 91 positionInNucleus = right.positionInNucleus;
104 formationTime = right.formationTime; 92 formationTime = right.formationTime;
105 hasInitialStateParton = right.hasInitial 93 hasInitialStateParton = right.hasInitialStateParton;
106 momentum = right.momentum; 94 momentum = right.momentum;
107 mass = right.mass; 95 mass = right.mass;
108 totalEnergy = right.totalEnergy; 96 totalEnergy = right.totalEnergy;
109 kineticEnergy = right.kineticEnergy; 97 kineticEnergy = right.kineticEnergy;
110 timeOfFlight = right.timeOfFlight; 98 timeOfFlight = right.timeOfFlight;
111 side = right.side; 99 side = right.side;
112 theCreatorModel = right.theCreatorModel; <<
113 theParentResonanceDef = right.theParentR <<
114 theParentResonanceID = right.theParentRe <<
115 NewlyAdded = right.NewlyAdded; 100 NewlyAdded = right.NewlyAdded;
116 MayBeKilled = right.MayBeKilled; 101 MayBeKilled = right.MayBeKilled;
117 } 102 }
118 return *this; 103 return *this;
119 } 104 }
120 105
121 G4ReactionProduct &G4ReactionProduct::operato 106 G4ReactionProduct &G4ReactionProduct::operator=(
122 const G4DynamicParticle &right ) 107 const G4DynamicParticle &right )
123 { 108 {
124 theParticleDefinition = right.GetDefinitio 109 theParticleDefinition = right.GetDefinition();
125 SetPositionInNucleus( 0.0, 0.0, 0.0 ); 110 SetPositionInNucleus( 0.0, 0.0, 0.0 );
126 formationTime = 0.0; 111 formationTime = 0.0;
127 hasInitialStateParton = false; 112 hasInitialStateParton = false;
128 momentum = right.GetMomentum(); 113 momentum = right.GetMomentum();
129 mass = right.GetDefinition()->GetPDGMass() 114 mass = right.GetDefinition()->GetPDGMass();
130 totalEnergy = right.GetTotalEnergy(); 115 totalEnergy = right.GetTotalEnergy();
131 kineticEnergy = right.GetKineticEnergy(); 116 kineticEnergy = right.GetKineticEnergy();
132 (right.GetDefinition()->GetPDGEncoding()<0 117 (right.GetDefinition()->GetPDGEncoding()<0) ? timeOfFlight=-1.0 : timeOfFlight=1.0;
133 side = 0; 118 side = 0;
134 theCreatorModel = -1; <<
135 theParentResonanceDef = nullptr; <<
136 theParentResonanceID = 0; <<
137 NewlyAdded = false; 119 NewlyAdded = false;
138 MayBeKilled = true; 120 MayBeKilled = true;
139 return *this; 121 return *this;
140 } 122 }
141 123
142 G4ReactionProduct &G4ReactionProduct::operato 124 G4ReactionProduct &G4ReactionProduct::operator=(
143 const G4HadProjectile &right ) 125 const G4HadProjectile &right )
144 { 126 {
145 theParticleDefinition = right.GetDefinitio << 127 theParticleDefinition = const_cast<G4ParticleDefinition *>(right.GetDefinition());
146 SetPositionInNucleus( 0.0, 0.0, 0.0 ); 128 SetPositionInNucleus( 0.0, 0.0, 0.0 );
147 formationTime = 0.0; 129 formationTime = 0.0;
148 hasInitialStateParton = false; 130 hasInitialStateParton = false;
149 momentum = right.Get4Momentum().vect(); 131 momentum = right.Get4Momentum().vect();
150 mass = right.GetDefinition()->GetPDGMass() 132 mass = right.GetDefinition()->GetPDGMass();
151 totalEnergy = right.Get4Momentum().e(); 133 totalEnergy = right.Get4Momentum().e();
152 kineticEnergy = right.GetKineticEnergy(); 134 kineticEnergy = right.GetKineticEnergy();
153 (right.GetDefinition()->GetPDGEncoding()<0 135 (right.GetDefinition()->GetPDGEncoding()<0) ? timeOfFlight=-1.0 : timeOfFlight=1.0;
154 side = 0; 136 side = 0;
155 theCreatorModel = -1; <<
156 theParentResonanceDef = nullptr; <<
157 theParentResonanceID = 0; <<
158 NewlyAdded = false; 137 NewlyAdded = false;
159 MayBeKilled = true; 138 MayBeKilled = true;
160 return *this; 139 return *this;
161 } 140 }
162 141
163 void G4ReactionProduct::SetDefinitionAndUpdat 142 void G4ReactionProduct::SetDefinitionAndUpdateE(
164 const G4ParticleDefinition *aParticleDefinit << 143 G4ParticleDefinition *aParticleDefinition )
165 { G4double aKineticEnergy = GetKineticEne 144 { G4double aKineticEnergy = GetKineticEnergy();
166 G4double pp = GetMomentum().mag(); 145 G4double pp = GetMomentum().mag();
167 G4ThreeVector aMomentum = GetMomentum(); 146 G4ThreeVector aMomentum = GetMomentum();
168 SetDefinition( aParticleDefinition ); 147 SetDefinition( aParticleDefinition );
169 SetKineticEnergy( aKineticEnergy ); 148 SetKineticEnergy( aKineticEnergy );
170 if( pp > DBL_MIN ) 149 if( pp > DBL_MIN )
171 SetMomentum( aMomentum * (std::sqrt(aKin 150 SetMomentum( aMomentum * (std::sqrt(aKineticEnergy*aKineticEnergy +
172 2*aKinetic 151 2*aKineticEnergy*GetMass())/pp) );
173 } 152 }
174 153
175 void G4ReactionProduct::SetDefinition( 154 void G4ReactionProduct::SetDefinition(
176 const G4ParticleDefinition *aParticleDefinit << 155 G4ParticleDefinition *aParticleDefinition )
177 { 156 {
178 theParticleDefinition = aParticleDefinitio 157 theParticleDefinition = aParticleDefinition;
179 mass = aParticleDefinition->GetPDGMass(); 158 mass = aParticleDefinition->GetPDGMass();
180 totalEnergy = mass; 159 totalEnergy = mass;
181 kineticEnergy = 0.0; 160 kineticEnergy = 0.0;
182 (aParticleDefinition->GetPDGEncoding()<0) 161 (aParticleDefinition->GetPDGEncoding()<0) ?
183 timeOfFlight=-1.0 : timeOfFlight=1.0; 162 timeOfFlight=-1.0 : timeOfFlight=1.0;
184 } 163 }
185 164
186 void G4ReactionProduct::SetMomentum( 165 void G4ReactionProduct::SetMomentum(
187 const G4double x, const G4double y, const G4 166 const G4double x, const G4double y, const G4double z )
188 { 167 {
189 momentum.setX( x ); 168 momentum.setX( x );
190 momentum.setY( y ); 169 momentum.setY( y );
191 momentum.setZ( z ); 170 momentum.setZ( z );
192 } 171 }
193 172
194 void G4ReactionProduct::SetMomentum( 173 void G4ReactionProduct::SetMomentum(
195 const G4double x, const G4double y ) 174 const G4double x, const G4double y )
196 { 175 {
197 momentum.setX( x ); 176 momentum.setX( x );
198 momentum.setY( y ); 177 momentum.setY( y );
199 } 178 }
200 179
201 void G4ReactionProduct::SetMomentum( const G4 180 void G4ReactionProduct::SetMomentum( const G4double z )
202 { 181 {
203 momentum.setZ( z ); 182 momentum.setZ( z );
204 } 183 }
205 184
206 void G4ReactionProduct::SetZero() 185 void G4ReactionProduct::SetZero()
207 { 186 {
208 SetMomentum( 0.0, 0.0, 0.0 ); 187 SetMomentum( 0.0, 0.0, 0.0 );
209 totalEnergy = 0.0; 188 totalEnergy = 0.0;
210 kineticEnergy = 0.0; 189 kineticEnergy = 0.0;
211 mass = 0.0; 190 mass = 0.0;
212 timeOfFlight = 0.0; 191 timeOfFlight = 0.0;
213 side = 0; 192 side = 0;
214 theCreatorModel = -1; <<
215 theParentResonanceDef = nullptr; <<
216 theParentResonanceID = 0; <<
217 NewlyAdded = false; 193 NewlyAdded = false;
218 SetPositionInNucleus( 0.0, 0.0, 0.0 ); 194 SetPositionInNucleus( 0.0, 0.0, 0.0 );
219 formationTime = 0.0; 195 formationTime = 0.0;
220 hasInitialStateParton = false; 196 hasInitialStateParton = false;
221 } 197 }
222 198
223 void G4ReactionProduct::Lorentz( 199 void G4ReactionProduct::Lorentz(
224 const G4ReactionProduct &p1, const G4Reacti 200 const G4ReactionProduct &p1, const G4ReactionProduct &p2 )
225 { 201 {
226 G4ThreeVector p1M = p1.momentum; 202 G4ThreeVector p1M = p1.momentum;
227 G4ThreeVector p2M = p2.momentum; 203 G4ThreeVector p2M = p2.momentum;
228 G4double p1x = p1M.x(); G4double p1y = p1M 204 G4double p1x = p1M.x(); G4double p1y = p1M.y(); G4double p1z = p1M.z();
229 G4double p2x = p2M.x(); G4double p2y = p2M 205 G4double p2x = p2M.x(); G4double p2y = p2M.y(); G4double p2z = p2M.z();
230 G4double a = ( (p1x*p2x+p1y*p2y+p1z*p2z)/( 206 G4double a = ( (p1x*p2x+p1y*p2y+p1z*p2z)/(p2.totalEnergy+p2.mass) -
231 p1.totalEnergy ) / p2.mass; 207 p1.totalEnergy ) / p2.mass;
232 G4double x = p1x+a*p2x; 208 G4double x = p1x+a*p2x;
233 G4double y = p1y+a*p2y; 209 G4double y = p1y+a*p2y;
234 G4double z = p1z+a*p2z; 210 G4double z = p1z+a*p2z;
235 G4double p = std::sqrt(x*x+y*y+z*z); 211 G4double p = std::sqrt(x*x+y*y+z*z);
236 SetMass( p1.mass ); 212 SetMass( p1.mass );
237 SetTotalEnergy( std::sqrt( (p1.mass+p)*(p1 213 SetTotalEnergy( std::sqrt( (p1.mass+p)*(p1.mass+p) - 2.*p1.mass*p ) );
238 //SetTotalEnergy( std::sqrt( p1.mass*p1.ma 214 //SetTotalEnergy( std::sqrt( p1.mass*p1.mass + x*x + y*y + z*z ) );
239 SetMomentum( x, y, z ); 215 SetMomentum( x, y, z );
240 } 216 }
241 217
242 G4double G4ReactionProduct::Angle( 218 G4double G4ReactionProduct::Angle(
243 const G4ReactionProduct& p ) const 219 const G4ReactionProduct& p ) const
244 { 220 {
245 G4ThreeVector tM = momentum; 221 G4ThreeVector tM = momentum;
246 G4ThreeVector pM = p.momentum; 222 G4ThreeVector pM = p.momentum;
247 G4double tx = tM.x(); G4double ty = tM.y() 223 G4double tx = tM.x(); G4double ty = tM.y(); G4double tz = tM.z();
248 G4double px = pM.x(); G4double py = pM.y() 224 G4double px = pM.x(); G4double py = pM.y(); G4double pz = pM.z();
249 G4double a = std::sqrt( ( px*px + py*py + 225 G4double a = std::sqrt( ( px*px + py*py + pz*pz ) * ( tx*tx + ty*ty + tz*tz ) );
250 if( a == 0.0 ) { 226 if( a == 0.0 ) {
251 return 0.0; 227 return 0.0;
252 } else { 228 } else {
253 a = ( tx*px + ty*py + tz*pz ) / a; 229 a = ( tx*px + ty*py + tz*pz ) / a;
254 if( std::abs(a) > 1.0 ) { a<0.0 ? a=-1.0 << 230 if( std::fabs(a) > 1.0 ) { a<0.0 ? a=-1.0 : a=1.0; }
255 return std::acos( a ); 231 return std::acos( a );
256 } 232 }
257 } 233 }
258 234
259 G4ReactionProduct operator+( 235 G4ReactionProduct operator+(
260 const G4ReactionProduct& p1, const G4Reactio 236 const G4ReactionProduct& p1, const G4ReactionProduct& p2 )
261 { 237 {
262 G4double totEnergy = p1.totalEnergy + p2.t 238 G4double totEnergy = p1.totalEnergy + p2.totalEnergy;
263 G4double x = p1.momentum.x() + p2.momentum 239 G4double x = p1.momentum.x() + p2.momentum.x();
264 G4double y = p1.momentum.y() + p2.momentum 240 G4double y = p1.momentum.y() + p2.momentum.y();
265 G4double z = p1.momentum.z() + p2.momentum 241 G4double z = p1.momentum.z() + p2.momentum.z();
266 G4double newMass = totEnergy*totEnergy - ( 242 G4double newMass = totEnergy*totEnergy - ( x*x + y*y + z*z );
267 if( newMass < 0.0 ) 243 if( newMass < 0.0 )
268 newMass = -1. * std::sqrt( -newMass ); 244 newMass = -1. * std::sqrt( -newMass );
269 else 245 else
270 newMass = std::sqrt( newMass ); 246 newMass = std::sqrt( newMass );
271 G4ReactionProduct result; 247 G4ReactionProduct result;
272 result.SetMass( newMass ); 248 result.SetMass( newMass );
273 result.SetMomentum( x, y, z ); 249 result.SetMomentum( x, y, z );
274 result.SetTotalEnergy( totEnergy ); 250 result.SetTotalEnergy( totEnergy );
275 result.SetPositionInNucleus( 0.0, 0.0, 0.0 251 result.SetPositionInNucleus( 0.0, 0.0, 0.0 );
276 result.SetFormationTime(0.0); 252 result.SetFormationTime(0.0);
277 result.HasInitialStateParton(false); 253 result.HasInitialStateParton(false);
278 return result; 254 return result;
279 } 255 }
280 256
281 G4ReactionProduct operator-( 257 G4ReactionProduct operator-(
282 const G4ReactionProduct& p1, const G4Reactio 258 const G4ReactionProduct& p1, const G4ReactionProduct& p2 )
283 { 259 {
284 G4double totEnergy = p1.totalEnergy - p2.t 260 G4double totEnergy = p1.totalEnergy - p2.totalEnergy;
285 G4double x = p1.momentum.x() - p2.momentum 261 G4double x = p1.momentum.x() - p2.momentum.x();
286 G4double y = p1.momentum.y() - p2.momentum 262 G4double y = p1.momentum.y() - p2.momentum.y();
287 G4double z = p1.momentum.z() - p2.momentum 263 G4double z = p1.momentum.z() - p2.momentum.z();
288 G4double newMass = totEnergy*totEnergy - ( 264 G4double newMass = totEnergy*totEnergy - ( x*x + y*y + z*z );
289 if( newMass < 0.0 ) 265 if( newMass < 0.0 )
290 newMass = -1. * std::sqrt( -newMass ); 266 newMass = -1. * std::sqrt( -newMass );
291 else 267 else
292 newMass = std::sqrt( newMass ); 268 newMass = std::sqrt( newMass );
293 G4ReactionProduct result; 269 G4ReactionProduct result;
294 result.SetMass( newMass ); 270 result.SetMass( newMass );
295 result.SetMomentum( x, y, z ); 271 result.SetMomentum( x, y, z );
296 result.SetTotalEnergy( totEnergy ); 272 result.SetTotalEnergy( totEnergy );
297 result.SetPositionInNucleus( 0.0, 0.0, 0.0 273 result.SetPositionInNucleus( 0.0, 0.0, 0.0 );
298 result.SetFormationTime(0.0); 274 result.SetFormationTime(0.0);
299 result.HasInitialStateParton(false); 275 result.HasInitialStateParton(false);
300 return result; 276 return result;
301 } 277 }
302 /* end of code */ 278 /* end of code */
303 279
304 280