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6ceb0b46 | 1 | /************************************************************************** |
2 | * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
3 | * * | |
4 | * Author: The ALICE Off-line Project. * | |
5 | * Contributors are mentioned in the code where appropriate. * | |
6 | * * | |
7 | * Permission to use, copy, modify and distribute this software and its * | |
8 | * documentation strictly for non-commercial purposes is hereby granted * | |
9 | * without fee, provided that the above copyright notice appears in all * | |
10 | * copies and that both the copyright notice and this permission notice * | |
11 | * appear in the supporting documentation. The authors make no claims * | |
12 | * about the suitability of this software for any purpose. It is * | |
13 | * provided "as is" without express or implied warranty. * | |
14 | **************************************************************************/ | |
15 | ||
16 | /* $Id$ */ | |
17 | ||
18 | //----------------------------------------------------------------------------- | |
19 | // Class: AliDpmJetRndm | |
20 | // Random Number Interface to Fortran | |
21 | // Since AliGenDpmJet belongs to another module (TDPMjet) one cannot | |
22 | // pass the ponter to the generator via static variable | |
23 | //----------------------------------------------------------------------------- | |
24 | ||
25 | #include <TError.h> | |
26 | ||
27 | #include "AliDpmJetRndm.h" | |
28 | ||
29 | TRandom * AliDpmJetRndm::fgDpmJetRandom=0; | |
30 | ||
31 | ClassImp(AliDpmJetRndm) | |
32 | ||
33 | //_______________________________________________________________________ | |
34 | AliDpmJetRndm::AliDpmJetRndm() | |
35 | { | |
36 | // | |
37 | // Default ctor | |
38 | // | |
39 | } | |
40 | ||
41 | //_______________________________________________________________________ | |
42 | AliDpmJetRndm::AliDpmJetRndm(const AliDpmJetRndm& rn) | |
43 | { | |
44 | // | |
45 | // Copy constructor | |
46 | // | |
47 | rn.Copy(*this); | |
48 | } | |
49 | ||
50 | //_______________________________________________________________________ | |
51 | AliDpmJetRndm::~AliDpmJetRndm() { | |
52 | // | |
53 | // Destructor | |
54 | // | |
55 | fgDpmJetRandom=0; | |
56 | } | |
57 | ||
58 | //_______________________________________________________________________ | |
59 | void AliDpmJetRndm::Copy(AliDpmJetRndm&) const | |
60 | { | |
61 | // | |
62 | // No copy is allowed | |
63 | // | |
64 | ::Fatal("Copy","Not implemented\n"); | |
65 | } | |
66 | ||
67 | //_______________________________________________________________________ | |
68 | void AliDpmJetRndm::SetDpmJetRandom(TRandom *ran) { | |
69 | // | |
70 | // Sets the pointer to an existing random numbers generator | |
71 | // | |
72 | if(ran) fgDpmJetRandom=ran; | |
73 | else fgDpmJetRandom=gRandom; | |
74 | } | |
75 | ||
76 | //_______________________________________________________________________ | |
77 | TRandom * AliDpmJetRndm::GetDpmJetRandom() { | |
78 | // | |
79 | // Retrieves the pointer to the random numbers generator | |
80 | // | |
81 | return fgDpmJetRandom; | |
82 | } | |
83 | ||
84 | #ifndef WIN32 | |
85 | # define dt_rndm_dpmjet dt_rndm_dpmjet_ | |
86 | # define dt_rndmst_dpmjet dt_rndmst_dpmjet_ | |
87 | # define dt_rndmin_dpmjet dt_rndmin_dpmjet_ | |
88 | # define dt_rndmou_dpmjet dt_rndmou_dpmjet_ | |
89 | # define type_of_call | |
90 | #else | |
91 | # define dt_rndm_dpmjet DT_RNDM_DPMJET_ | |
92 | # define dt_rndmst_dpmjet DT_RNDMST_DPMJET | |
93 | # define dt_rndmin_dpmjet DT_RNDMIN_DPMJET | |
94 | # define dt_rndmou_dpmjet DT_RNDMOU_DPMJET | |
95 | # define type_of_call _stdcall | |
96 | #endif | |
97 | ||
98 | ||
99 | extern "C" { | |
100 | void type_of_call dt_rndmst_dpmjet(Int_t &, Int_t &, Int_t &, Int_t &) | |
101 | {printf("Dummy version of dt_rndmst reached\n");} | |
102 | ||
103 | void type_of_call dt_rndmin_dpmjet(Int_t &, Int_t &, Int_t &, Int_t &, Int_t &, Int_t &) | |
104 | {printf("Dummy version of dt_rndmin reached\n");} | |
105 | ||
106 | void type_of_call dt_rndmou_dpmjet(Int_t &, Int_t &, Int_t &, Int_t &, Int_t &, Int_t &) | |
107 | {printf("Dummy version of dt_rndmou reached\n");} | |
108 | ||
109 | Double_t type_of_call dt_rndm_dpmjet(Int_t &) | |
110 | { | |
111 | Float_t r; | |
112 | do r = AliDpmJetRndm::GetDpmJetRandom()->Rndm(); | |
113 | while(0 >= r || r >= 1); | |
114 | return r; | |
115 | } | |
116 | } | |
117 | ||
118 |