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e802be3e | 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 | // | |
20 | // | |
21 | // | |
22 | #include "AliFMDMap.h" // ALIFMDMAP_H | |
23 | ||
24 | //____________________________________________________________________ | |
925e6570 | 25 | ClassImp(AliFMDMap) |
e802be3e | 26 | |
27 | //____________________________________________________________________ | |
28 | AliFMDMap::AliFMDMap(size_t maxDet, | |
29 | size_t maxRing, | |
30 | size_t maxSec, | |
31 | size_t maxStr) | |
32 | : fMaxDetectors(maxDet), | |
33 | fMaxRings(maxRing), | |
34 | fMaxSectors(maxSec), | |
35 | fMaxStrips(maxStr) | |
36 | { | |
37 | // Construct a map | |
38 | // | |
39 | // Parameters: | |
40 | // maxDet Maximum # of detectors | |
41 | // maxRinf Maximum # of rings | |
42 | // maxSec Maximum # of sectors | |
43 | // maxStr Maximum # of strips | |
44 | } | |
45 | ||
46 | ||
47 | //____________________________________________________________________ | |
48 | size_t | |
49 | AliFMDMap::CalcIndex(size_t det, Char_t ring, size_t sec, size_t str) const | |
50 | { | |
51 | // Calculate index into storage from arguments. | |
52 | // | |
53 | // Parameters: | |
54 | // det Detector # | |
55 | // ring Ring ID | |
56 | // sec Sector # | |
57 | // str Strip # | |
58 | // | |
59 | // Returns appropriate index into storage | |
60 | // | |
61 | size_t ringi = (ring == 'I' || ring == 'i' ? 0 : 1); | |
62 | size_t idx = | |
63 | (det + fMaxDetectors * (ringi + fMaxRings * (sec + fMaxSectors * str))); | |
64 | if (idx >= fMaxDetectors * fMaxRings * fMaxSectors * fMaxStrips) { | |
65 | Fatal("CalcIndex", "Index (%d,'%c',%d,%d) out of bounds, " | |
66 | "in particular the %s index", | |
67 | det, ring, sec, str, | |
68 | (det >= fMaxDetectors ? "Detector" : | |
69 | (ringi >= fMaxRings ? "Ring" : | |
70 | (sec >= fMaxSectors ? "Sector" : "Strip")))); | |
71 | return 0; | |
72 | } | |
73 | return idx; | |
74 | } | |
75 | ||
76 | ||
77 | //___________________________________________________________________ | |
78 | // | |
79 | // EOF | |
80 | // |