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25 //
26 // INCL++ intra-nuclear cascade model
27 // Alain Boudard, CEA-Saclay, France
28 // Joseph Cugnon, University of Liege, Belgium
29 // Jean-Christophe David, CEA-Saclay, France
30 // Pekka Kaitaniemi, CEA-Saclay, France, and Helsinki Institute of Physics, Finland
31 // Sylvie Leray, CEA-Saclay, France
32 // Davide Mancusi, CEA-Saclay, France
33 //
34 #define INCLXX_IN_GEANT4_MODE 1
35
36 #include "globals.hh"
37
38 /*
39 * G4INCLRanecu3.cc
40 *
41 * \date 7 juin 2009
42 * \author Pekka Kaitaniemi
43 */
44
45 #include "G4INCLRanecu3.hh"
46
47 namespace G4INCL {
48
49 Ranecu3::Ranecu3() :
50 iseed1(666),
51 iseed2(777),
52 iseed3(1234),
53 i1(0), i2(0), i3(0), iz(0),
54 uscale(1.0/2.147483563e9),
55 m1(2147483563), m2(2147483399), m3(2147482739),
56 a1(40014), a2(40692), a3(45742),
57 q1(m1/a1), q2(m2/a2), q3(m3/a3),
58 r1(m1%a1), r2(m2%a2), r3(m3%a3)
59 {
60 }
61
62 Ranecu3::Ranecu3(const Random::SeedVector &sv) :
63 i1(0), i2(0), i3(0), iz(0),
64 uscale(1.0/2.147483563e9),
65 m1(2147483563), m2(2147483399), m3(2147482739),
66 a1(53668), a2(52774), a3(46947),
67 q1(m1/a1), q2(m2/a2), q3(m3/a3),
68 r1(m1%a1), r2(m2%a2), r3(m3%a3)
69 {
70 setSeeds(sv);
71 }
72
73 Ranecu3::~Ranecu3() {}
74
75 G4double Ranecu3::flat()
76 {
77 i1=iseed1/q1;
78 iseed1=a1*(iseed1-i1*q1)-i1*r1;
79 if(iseed1 < 0) iseed1 = iseed1 + m1;
80
81 i2=iseed2/q2;
82 iseed2=a2*(iseed2-i2*q2)-i2*r2;
83 if(iseed2 < 0) iseed2 = iseed2 + m2;
84
85 i3=iseed3/q3;
86 iseed3=a3*(iseed3-i3*q3)-i3*r3;
87 if(iseed3 < 0) iseed3 = iseed3 + m3;
88
89 iz = iseed1 - iseed2 + iseed3;
90 if(iz < 1) iz = iz + 2147483562;
91
92 return iz*uscale;
93 }
94
95 }
96