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0119ef9a | 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 | #include <TRandom.h> | |
19 | ||
20 | #include "AliAmptRndm.h" | |
21 | ||
22 | TRandom * AliAmptRndm::fgAmptRandom=0; | |
23 | ||
24 | ClassImp(AliAmptRndm) | |
25 | ||
26 | //_______________________________________________________________________ | |
27 | void AliAmptRndm::SetAmptRandom(TRandom *ran) { | |
28 | // | |
29 | // Sets the pointer to an existing random numbers generator | |
30 | // | |
31 | if(ran) fgAmptRandom=ran; | |
32 | else fgAmptRandom=gRandom; | |
33 | } | |
34 | ||
35 | //_______________________________________________________________________ | |
36 | TRandom * AliAmptRndm::GetAmptRandom() { | |
37 | // | |
38 | // Retrieves the pointer to the random numbers generator | |
39 | // | |
40 | return fgAmptRandom; | |
41 | } | |
42 | ||
43 | //_______________________________________________________________________ | |
44 | # define rluget_ampt rluget_ampt_ | |
45 | # define rluset_ampt rluset_ampt_ | |
46 | # define rlu_ampt rlu_ampt_ | |
47 | # define ranart ranart_ | |
48 | # define ran1 ran1_ | |
49 | # define rlu rlu_ | |
50 | ||
51 | extern "C" { | |
52 | void rluget_ampt(Int_t & /*lfn*/, Int_t & /*move*/) | |
53 | {printf("Dummy version of rluget_ampt reached\n");} | |
54 | ||
55 | void rluset_ampt(Int_t & /*lfn*/, Int_t & /*move*/) | |
56 | {printf("Dummy version of rluset_ampt reached\n");} | |
57 | ||
58 | Float_t rlu_ampt(Int_t & /*idum*/) | |
59 | { | |
60 | // Wrapper to FINCTION RLU_AMPT from AMPT | |
61 | // Uses static method to retrieve the pointer to the (C++) generator | |
62 | Double_t r; | |
63 | do r=AliAmptRndm::GetAmptRandom()->Rndm(); | |
64 | while(0 >= r || r >= 1); | |
65 | return (Float_t)r; | |
66 | } | |
67 | ||
68 | Float_t ranart(Int_t &idum) | |
69 | { | |
70 | return rlu_ampt(idum); | |
71 | } | |
72 | ||
73 | Float_t ran1(Int_t &idum) | |
74 | { | |
75 | return rlu_ampt(idum); | |
76 | } | |
77 | ||
78 | Float_t rlu(Int_t &idum) | |
79 | { | |
80 | return rlu_ampt(idum); | |
81 | } | |
82 | } |