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26 // J.L. Chuma, TRIUMF, 31-Oct-1996 << 23 //
27 // last modified: 19-Dec-1996 << 24 // $Id: G4ReactionProduct.cc,v 1.4 2001/08/01 17:12:48 hpw Exp $
28 // Modified by J.L.Chuma, 05-May-97 << 25 // GEANT4 tag $Name: geant4-04-00 $
29 // M. Kelsey 29-Aug-2011 -- Use G4Allocator fo << 26 //
30 << 27 // J.L. Chuma, TRIUMF, 31-Oct-1996
>> 28 // last modified: 19-Dec-1996
>> 29 // Modified by J.L.Chuma, 05-May-97
>> 30
31 #include "G4ReactionProduct.hh" 31 #include "G4ReactionProduct.hh"
32 32
33 G4Allocator<G4ReactionProduct>*& aRPAllocator( <<
34 { <<
35 G4ThreadLocalStatic G4Allocator<G4Reaction <<
36 return _instance; <<
37 } <<
38 <<
39 G4ReactionProduct::G4ReactionProduct() : 33 G4ReactionProduct::G4ReactionProduct() :
40 theParticleDefinition(NULL), 34 theParticleDefinition(NULL),
41 formationTime(0.0), 35 formationTime(0.0),
42 hasInitialStateParton(false), 36 hasInitialStateParton(false),
43 mass(0.0), 37 mass(0.0),
44 totalEnergy(0.0), 38 totalEnergy(0.0),
45 kineticEnergy(0.0), 39 kineticEnergy(0.0),
46 timeOfFlight(0.0), 40 timeOfFlight(0.0),
47 side(0), 41 side(0),
48 theCreatorModel(-1), << 42 NewlyAdded(false)
49 theParentResonanceDef(nullptr), <<
50 theParentResonanceID(0), <<
51 NewlyAdded(false), <<
52 MayBeKilled(true) <<
53 { 43 {
54 SetMomentum( 0.0, 0.0, 0.0 ); 44 SetMomentum( 0.0, 0.0, 0.0 );
55 SetPositionInNucleus( 0.0, 0.0, 0.0 ); 45 SetPositionInNucleus( 0.0, 0.0, 0.0 );
56 } 46 }
57 47
58 G4ReactionProduct::G4ReactionProduct( 48 G4ReactionProduct::G4ReactionProduct(
59 const G4ParticleDefinition *aParticleDefinit << 49 G4ParticleDefinition *aParticleDefinition )
60 { 50 {
61 SetMomentum( 0.0, 0.0, 0.0 ); 51 SetMomentum( 0.0, 0.0, 0.0 );
62 SetPositionInNucleus( 0.0, 0.0, 0.0 ); 52 SetPositionInNucleus( 0.0, 0.0, 0.0 );
63 formationTime = 0.0; 53 formationTime = 0.0;
64 hasInitialStateParton = false; 54 hasInitialStateParton = false;
65 theParticleDefinition = aParticleDefinitio 55 theParticleDefinition = aParticleDefinition;
66 mass = aParticleDefinition->GetPDGMass(); 56 mass = aParticleDefinition->GetPDGMass();
67 totalEnergy = mass; 57 totalEnergy = mass;
68 kineticEnergy = 0.0; 58 kineticEnergy = 0.0;
69 (aParticleDefinition->GetPDGEncoding()<0) 59 (aParticleDefinition->GetPDGEncoding()<0) ? timeOfFlight=-1.0 : timeOfFlight=1.0;
70 side = 0; 60 side = 0;
71 theCreatorModel = -1; <<
72 theParentResonanceDef = nullptr; <<
73 theParentResonanceID = 0; <<
74 NewlyAdded = false; 61 NewlyAdded = false;
75 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; <<
96 } 78 }
97 79
98 G4ReactionProduct &G4ReactionProduct::operato 80 G4ReactionProduct &G4ReactionProduct::operator=(
99 const G4ReactionProduct &right ) 81 const G4ReactionProduct &right )
100 { 82 {
101 if( this != &right ) { 83 if( this != &right ) {
102 theParticleDefinition = right.theParticl 84 theParticleDefinition = right.theParticleDefinition;
103 positionInNucleus = right.positionInNucl 85 positionInNucleus = right.positionInNucleus;
104 formationTime = right.formationTime; 86 formationTime = right.formationTime;
105 hasInitialStateParton = right.hasInitial 87 hasInitialStateParton = right.hasInitialStateParton;
106 momentum = right.momentum; 88 momentum = right.momentum;
107 mass = right.mass; 89 mass = right.mass;
108 totalEnergy = right.totalEnergy; 90 totalEnergy = right.totalEnergy;
109 kineticEnergy = right.kineticEnergy; 91 kineticEnergy = right.kineticEnergy;
110 timeOfFlight = right.timeOfFlight; 92 timeOfFlight = right.timeOfFlight;
111 side = right.side; 93 side = right.side;
112 theCreatorModel = right.theCreatorModel; <<
113 theParentResonanceDef = right.theParentR <<
114 theParentResonanceID = right.theParentRe <<
115 NewlyAdded = right.NewlyAdded; 94 NewlyAdded = right.NewlyAdded;
116 MayBeKilled = right.MayBeKilled; <<
117 } 95 }
118 return *this; 96 return *this;
119 } 97 }
120 98
121 G4ReactionProduct &G4ReactionProduct::operato 99 G4ReactionProduct &G4ReactionProduct::operator=(
122 const G4DynamicParticle &right ) 100 const G4DynamicParticle &right )
123 { 101 {
124 theParticleDefinition = right.GetDefinitio 102 theParticleDefinition = right.GetDefinition();
125 SetPositionInNucleus( 0.0, 0.0, 0.0 ); 103 SetPositionInNucleus( 0.0, 0.0, 0.0 );
126 formationTime = 0.0; 104 formationTime = 0.0;
127 hasInitialStateParton = false; 105 hasInitialStateParton = false;
128 momentum = right.GetMomentum(); 106 momentum = right.GetMomentum();
129 mass = right.GetDefinition()->GetPDGMass() 107 mass = right.GetDefinition()->GetPDGMass();
130 totalEnergy = right.GetTotalEnergy(); 108 totalEnergy = right.GetTotalEnergy();
131 kineticEnergy = right.GetKineticEnergy(); 109 kineticEnergy = right.GetKineticEnergy();
132 (right.GetDefinition()->GetPDGEncoding()<0 110 (right.GetDefinition()->GetPDGEncoding()<0) ? timeOfFlight=-1.0 : timeOfFlight=1.0;
133 side = 0; 111 side = 0;
134 theCreatorModel = -1; <<
135 theParentResonanceDef = nullptr; <<
136 theParentResonanceID = 0; <<
137 NewlyAdded = false; <<
138 MayBeKilled = true; <<
139 return *this; <<
140 } <<
141 <<
142 G4ReactionProduct &G4ReactionProduct::operato <<
143 const G4HadProjectile &right ) <<
144 { <<
145 theParticleDefinition = right.GetDefinitio <<
146 SetPositionInNucleus( 0.0, 0.0, 0.0 ); <<
147 formationTime = 0.0; <<
148 hasInitialStateParton = false; <<
149 momentum = right.Get4Momentum().vect(); <<
150 mass = right.GetDefinition()->GetPDGMass() <<
151 totalEnergy = right.Get4Momentum().e(); <<
152 kineticEnergy = right.GetKineticEnergy(); <<
153 (right.GetDefinition()->GetPDGEncoding()<0 <<
154 side = 0; <<
155 theCreatorModel = -1; <<
156 theParentResonanceDef = nullptr; <<
157 theParentResonanceID = 0; <<
158 NewlyAdded = false; 112 NewlyAdded = false;
159 MayBeKilled = true; <<
160 return *this; 113 return *this;
161 } 114 }
162 115
163 void G4ReactionProduct::SetDefinitionAndUpdat 116 void G4ReactionProduct::SetDefinitionAndUpdateE(
164 const G4ParticleDefinition *aParticleDefinit << 117 G4ParticleDefinition *aParticleDefinition )
165 { G4double aKineticEnergy = GetKineticEne << 118 {
>> 119 G4double aKineticEnergy = GetKineticEnergy();
166 G4double pp = GetMomentum().mag(); 120 G4double pp = GetMomentum().mag();
167 G4ThreeVector aMomentum = GetMomentum(); 121 G4ThreeVector aMomentum = GetMomentum();
168 SetDefinition( aParticleDefinition ); 122 SetDefinition( aParticleDefinition );
169 SetKineticEnergy( aKineticEnergy ); 123 SetKineticEnergy( aKineticEnergy );
170 if( pp > DBL_MIN ) 124 if( pp > DBL_MIN )
171 SetMomentum( aMomentum * (std::sqrt(aKin << 125 SetMomentum( aMomentum * (sqrt(aKineticEnergy*aKineticEnergy +
172 2*aKinetic 126 2*aKineticEnergy*GetMass())/pp) );
173 } 127 }
174 128
175 void G4ReactionProduct::SetDefinition( 129 void G4ReactionProduct::SetDefinition(
176 const G4ParticleDefinition *aParticleDefinit << 130 G4ParticleDefinition *aParticleDefinition )
177 { 131 {
178 theParticleDefinition = aParticleDefinitio 132 theParticleDefinition = aParticleDefinition;
179 mass = aParticleDefinition->GetPDGMass(); 133 mass = aParticleDefinition->GetPDGMass();
180 totalEnergy = mass; 134 totalEnergy = mass;
181 kineticEnergy = 0.0; 135 kineticEnergy = 0.0;
182 (aParticleDefinition->GetPDGEncoding()<0) 136 (aParticleDefinition->GetPDGEncoding()<0) ?
183 timeOfFlight=-1.0 : timeOfFlight=1.0; 137 timeOfFlight=-1.0 : timeOfFlight=1.0;
184 } 138 }
185 139
186 void G4ReactionProduct::SetMomentum( 140 void G4ReactionProduct::SetMomentum(
187 const G4double x, const G4double y, const G4 141 const G4double x, const G4double y, const G4double z )
188 { 142 {
189 momentum.setX( x ); 143 momentum.setX( x );
190 momentum.setY( y ); 144 momentum.setY( y );
191 momentum.setZ( z ); 145 momentum.setZ( z );
192 } 146 }
193 147
194 void G4ReactionProduct::SetMomentum( 148 void G4ReactionProduct::SetMomentum(
195 const G4double x, const G4double y ) 149 const G4double x, const G4double y )
196 { 150 {
197 momentum.setX( x ); 151 momentum.setX( x );
198 momentum.setY( y ); 152 momentum.setY( y );
199 } 153 }
200 154
201 void G4ReactionProduct::SetMomentum( const G4 155 void G4ReactionProduct::SetMomentum( const G4double z )
202 { 156 {
203 momentum.setZ( z ); 157 momentum.setZ( z );
204 } 158 }
205 159
206 void G4ReactionProduct::SetZero() 160 void G4ReactionProduct::SetZero()
207 { 161 {
208 SetMomentum( 0.0, 0.0, 0.0 ); 162 SetMomentum( 0.0, 0.0, 0.0 );
209 totalEnergy = 0.0; 163 totalEnergy = 0.0;
210 kineticEnergy = 0.0; 164 kineticEnergy = 0.0;
211 mass = 0.0; 165 mass = 0.0;
212 timeOfFlight = 0.0; 166 timeOfFlight = 0.0;
213 side = 0; 167 side = 0;
214 theCreatorModel = -1; <<
215 theParentResonanceDef = nullptr; <<
216 theParentResonanceID = 0; <<
217 NewlyAdded = false; 168 NewlyAdded = false;
218 SetPositionInNucleus( 0.0, 0.0, 0.0 ); 169 SetPositionInNucleus( 0.0, 0.0, 0.0 );
219 formationTime = 0.0; 170 formationTime = 0.0;
220 hasInitialStateParton = false; 171 hasInitialStateParton = false;
221 } 172 }
222 173
223 void G4ReactionProduct::Lorentz( 174 void G4ReactionProduct::Lorentz(
224 const G4ReactionProduct &p1, const G4Reacti 175 const G4ReactionProduct &p1, const G4ReactionProduct &p2 )
225 { 176 {
226 G4ThreeVector p1M = p1.momentum; 177 G4ThreeVector p1M = p1.momentum;
227 G4ThreeVector p2M = p2.momentum; 178 G4ThreeVector p2M = p2.momentum;
228 G4double p1x = p1M.x(); G4double p1y = p1M 179 G4double p1x = p1M.x(); G4double p1y = p1M.y(); G4double p1z = p1M.z();
229 G4double p2x = p2M.x(); G4double p2y = p2M 180 G4double p2x = p2M.x(); G4double p2y = p2M.y(); G4double p2z = p2M.z();
230 G4double a = ( (p1x*p2x+p1y*p2y+p1z*p2z)/( 181 G4double a = ( (p1x*p2x+p1y*p2y+p1z*p2z)/(p2.totalEnergy+p2.mass) -
231 p1.totalEnergy ) / p2.mass; 182 p1.totalEnergy ) / p2.mass;
232 G4double x = p1x+a*p2x; 183 G4double x = p1x+a*p2x;
233 G4double y = p1y+a*p2y; 184 G4double y = p1y+a*p2y;
234 G4double z = p1z+a*p2z; 185 G4double z = p1z+a*p2z;
235 G4double p = std::sqrt(x*x+y*y+z*z); << 186 G4double p = sqrt(x*x+y*y+z*z);
236 SetMass( p1.mass ); 187 SetMass( p1.mass );
237 SetTotalEnergy( std::sqrt( (p1.mass+p)*(p1 << 188 SetTotalEnergy( sqrt( (p1.mass+p)*(p1.mass+p) - 2.*p1.mass*p ) );
238 //SetTotalEnergy( std::sqrt( p1.mass*p1.ma << 189 //SetTotalEnergy( sqrt( p1.mass*p1.mass + x*x + y*y + z*z ) );
239 SetMomentum( x, y, z ); 190 SetMomentum( x, y, z );
240 } 191 }
241 192
242 G4double G4ReactionProduct::Angle( 193 G4double G4ReactionProduct::Angle(
243 const G4ReactionProduct& p ) const 194 const G4ReactionProduct& p ) const
244 { 195 {
245 G4ThreeVector tM = momentum; 196 G4ThreeVector tM = momentum;
246 G4ThreeVector pM = p.momentum; 197 G4ThreeVector pM = p.momentum;
247 G4double tx = tM.x(); G4double ty = tM.y() 198 G4double tx = tM.x(); G4double ty = tM.y(); G4double tz = tM.z();
248 G4double px = pM.x(); G4double py = pM.y() 199 G4double px = pM.x(); G4double py = pM.y(); G4double pz = pM.z();
249 G4double a = std::sqrt( ( px*px + py*py + << 200 G4double a = sqrt( ( px*px + py*py + pz*pz ) * ( tx*tx + ty*ty + tz*tz ) );
250 if( a == 0.0 ) { 201 if( a == 0.0 ) {
251 return 0.0; 202 return 0.0;
252 } else { 203 } else {
253 a = ( tx*px + ty*py + tz*pz ) / a; 204 a = ( tx*px + ty*py + tz*pz ) / a;
254 if( std::abs(a) > 1.0 ) { a<0.0 ? a=-1.0 << 205 if( fabs(a) > 1.0 ) { a<0.0 ? a=-1.0 : a=1.0; }
255 return std::acos( a ); << 206 return acos( a );
256 } 207 }
257 } 208 }
258 209
259 G4ReactionProduct operator+( 210 G4ReactionProduct operator+(
260 const G4ReactionProduct& p1, const G4Reactio 211 const G4ReactionProduct& p1, const G4ReactionProduct& p2 )
261 { 212 {
262 G4double totEnergy = p1.totalEnergy + p2.t 213 G4double totEnergy = p1.totalEnergy + p2.totalEnergy;
263 G4double x = p1.momentum.x() + p2.momentum 214 G4double x = p1.momentum.x() + p2.momentum.x();
264 G4double y = p1.momentum.y() + p2.momentum 215 G4double y = p1.momentum.y() + p2.momentum.y();
265 G4double z = p1.momentum.z() + p2.momentum 216 G4double z = p1.momentum.z() + p2.momentum.z();
266 G4double newMass = totEnergy*totEnergy - ( 217 G4double newMass = totEnergy*totEnergy - ( x*x + y*y + z*z );
267 if( newMass < 0.0 ) 218 if( newMass < 0.0 )
268 newMass = -1. * std::sqrt( -newMass ); << 219 newMass = -1. * sqrt( -newMass );
269 else 220 else
270 newMass = std::sqrt( newMass ); << 221 newMass = sqrt( newMass );
271 G4ReactionProduct result; 222 G4ReactionProduct result;
272 result.SetMass( newMass ); 223 result.SetMass( newMass );
273 result.SetMomentum( x, y, z ); 224 result.SetMomentum( x, y, z );
274 result.SetTotalEnergy( totEnergy ); 225 result.SetTotalEnergy( totEnergy );
275 result.SetPositionInNucleus( 0.0, 0.0, 0.0 226 result.SetPositionInNucleus( 0.0, 0.0, 0.0 );
276 result.SetFormationTime(0.0); 227 result.SetFormationTime(0.0);
277 result.HasInitialStateParton(false); 228 result.HasInitialStateParton(false);
278 return result; 229 return result;
279 } 230 }
280 231
281 G4ReactionProduct operator-( 232 G4ReactionProduct operator-(
282 const G4ReactionProduct& p1, const G4Reactio 233 const G4ReactionProduct& p1, const G4ReactionProduct& p2 )
283 { 234 {
284 G4double totEnergy = p1.totalEnergy - p2.t 235 G4double totEnergy = p1.totalEnergy - p2.totalEnergy;
285 G4double x = p1.momentum.x() - p2.momentum 236 G4double x = p1.momentum.x() - p2.momentum.x();
286 G4double y = p1.momentum.y() - p2.momentum 237 G4double y = p1.momentum.y() - p2.momentum.y();
287 G4double z = p1.momentum.z() - p2.momentum 238 G4double z = p1.momentum.z() - p2.momentum.z();
288 G4double newMass = totEnergy*totEnergy - ( 239 G4double newMass = totEnergy*totEnergy - ( x*x + y*y + z*z );
289 if( newMass < 0.0 ) 240 if( newMass < 0.0 )
290 newMass = -1. * std::sqrt( -newMass ); << 241 newMass = -1. * sqrt( -newMass );
291 else 242 else
292 newMass = std::sqrt( newMass ); << 243 newMass = sqrt( newMass );
293 G4ReactionProduct result; 244 G4ReactionProduct result;
294 result.SetMass( newMass ); 245 result.SetMass( newMass );
295 result.SetMomentum( x, y, z ); 246 result.SetMomentum( x, y, z );
296 result.SetTotalEnergy( totEnergy ); 247 result.SetTotalEnergy( totEnergy );
297 result.SetPositionInNucleus( 0.0, 0.0, 0.0 248 result.SetPositionInNucleus( 0.0, 0.0, 0.0 );
298 result.SetFormationTime(0.0); 249 result.SetFormationTime(0.0);
299 result.HasInitialStateParton(false); 250 result.HasInitialStateParton(false);
300 return result; 251 return result;
301 } 252 }
302 /* end of code */ 253 /* end of code */
303 254
304 255