Import Geant4 0.0.0 source tree

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+// This code implementation is the intellectual property of
+// the RD44 GEANT4 collaboration.
+//
+// By copying, distributing or modifying the Program (or any work
+// based on the Program) you indicate your acceptance of this statement,
+// and all its terms.
+//
+// $Id: G4PiMinusStopLi.cc,v 2.4 1998/09/18 16:54:01 pia Exp $
+// GEANT4 tag $Name: geant4-00 $
+//
+// -------------------------------------------------------------------
+//      GEANT 4 class file --- Copyright CERN 1998
+//      CERN Geneva Switzerland
+//
+//      For information related to this code contact:
+//      CERN, IT Division, ASD group
+//
+//      File name:     G4PiMinusStopLi
+//
+//      Author:        Maria Grazia Pia (pia@genova.infn.it)
+// 
+//      Creation date: 8 May 1998
+//
+//      Modifications: 
+// -------------------------------------------------------------------
+
+#include "G4ios.hh"
+
+#include "G4PiMinusStopLi.hh"
+
+#include <rw/tpordvec.h>
+#include <rw/tvordvec.h>
+#include <rw/cstring.h>
+
+#include "globals.hh"
+#include "Randomize.hh"
+#include "G4Proton.hh"
+#include "G4Neutron.hh"
+#include "G4ParticleTypes.hh"
+#include "G4ReactionKinematics.hh"
+#include "G4DynamicParticleVector.hh"
+#include "G4LorentzVector.hh"
+#include "G4NucleiPropertiesTable.hh"
+#include "G4PiMinusStopMaterial.hh"
+#include "G4DistributionGenerator.hh"
+
+// np/pp production ratio
+// Experimental values: 
+// R(np/pp) = 6.3 +- 1.4 (P.Heusi et al., Nucl. Phys. A407 (1983) 429
+G4double G4PiMinusStopLi::npRatio = 6.3;
+ 
+// Average numbers of final nucleons detected, for N-pair absorption
+// (P.Heusi et al., Nucl. Phys. A407 (1983) 429
+G4double G4PiMinusStopLi::nFinalNucleons = 1.9;
+
+// Kinetic energy (MeV) distributions measured for coincident nucleon 
+// emission
+// P. Heusi et al., Nucl. Phys. A407(1983) 429
+
+G4int G4PiMinusStopLi::eKinEntries = 21;
+
+G4double G4PiMinusStopLi::eKinData[21] = { 0.0018, 0.0025, 0.003, 0.045, 
+				      0.007, 0.014, 0.023, 
+				      0.4,  0.09,  0.18, 
+				      0.25,  0.3,  0.25, 0.2, 
+				      0.18,  0.08,  0.05, 
+				      0.023, 0.012,  0.007, 0.02};
+
+G4double G4PiMinusStopLi::eKin[22] = { 15., 17.5, 22.5,  27.5,  
+				   32.5,  37.5,  42.5,  
+				   47.5, 52.5,  57.5,  
+				   62.5, 67.5,  72.5,  77.5, 
+				   82.5, 87.5,  92.5,  
+				   97.5, 102.5, 105. };
+
+
+// Opening angle distributions measured for coincident nucleon emission
+// (P.Heusi et al., Nucl. Phys. A407 (1983) 429
+
+G4int G4PiMinusStopLi::angleEntries = 7;
+
+G4double G4PiMinusStopLi::angleData[7] = 
+{ 0.17, 0.4, 0.7, 1.1, 1.3, 20., 70. };
+
+G4double G4PiMinusStopLi::angle[8] = { 1.308997, 1.570796, 1.832596, 2.094395, 
+				  2.356194, 2.617994, 2.967060, 3.1415927 };
+
+
+
+// Constructor
+
+G4PiMinusStopLi::G4PiMinusStopLi()
+  
+{
+  // Cluster size: nucleon pair, alpha, triton etc.
+  // First implementation: interaction with nucleon pair only
+  _clusterSize = 2;
+
+  // R ratio
+  _R = 1. / (1. + npRatio);
+
+  _definitions = new RWTPtrOrderedVector<G4ParticleDefinition>();
+  _momenta = new RWTPtrOrderedVector<G4LorentzVector>();
+
+  RWTValOrderedVector<double> eKinVector;
+  RWTValOrderedVector<double> eKinDataVector;
+  int i;
+  for (i=0; i<eKinEntries; i++)
+    {
+      eKinVector.insert(eKin[i]);
+      eKinDataVector.insert(eKinData[i]);
+    }
+  eKinVector.insert(eKin[eKinEntries]);
+  _distributionE = new G4DistributionGenerator(eKinVector,eKinDataVector);
+
+  RWTValOrderedVector<double> angleVector;
+  RWTValOrderedVector<double> angleDataVector;
+  for (i=0; i<angleEntries; i++)
+    {
+      angleVector.insert(angle[i]);
+      angleDataVector.insert(angleData[i]);
+    }
+  angleVector.insert(angle[angleEntries]);
+  _distributionAngle = new G4DistributionGenerator(angleVector,angleDataVector);
+}
+
+
+// Destructor
+
+G4PiMinusStopLi::~G4PiMinusStopLi()
+{}
+
+G4double G4PiMinusStopLi::FinalNucleons()
+{
+  return nFinalNucleons;
+}
+