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PHG4CellDefs.h
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1 // Tell emacs that this is a C++ source
2 // -*- C++ -*-.
3 #ifndef G4DETECTORS_PHG4CELLDEFS_H
4 #define G4DETECTORS_PHG4CELLDEFS_H
5 
6 #include <cstdint>
7 
8 namespace PHG4CellDefs
9 {
10 
11 // we rely on 64 bit keys - no point using
12 // unsigned long long or whatever else C++ types
13 // are currently implemented as 64 bit
14  typedef uint64_t keytype;
15 
16  // key layout
17  // bit
18  // 48-64 detector id (scintillator slat id, layer,...)
19  // 32-48 binning method
20  //
21  // 16-32 binning dependant 1st key
22  // 0-16 binning dependant 2nd key
23 
24  /* static unsigned int layer_bits = 16; */
25  /* static unsigned int keybits = 16; */
26  // __attribute__((unused)) prevents warnings about unused variables
27  // common upper 32 bits
28  static unsigned int bitshift_layer __attribute__((unused)) = 64 - 16;
29  static unsigned int bitshift_binning __attribute__((unused)) = bitshift_layer - 16;
30  // binning dependeant bit shifts for lower 32 bits
31  static unsigned int bitshift_upperkey __attribute__((unused)) = 16;
32  static unsigned int bitshift_row __attribute__((unused)) = 16;
33  static unsigned int bitshift_phi __attribute__((unused)) = 16;
34 
37  short get_binning(const PHG4CellDefs::keytype key);
38  short int get_detid(const PHG4CellDefs::keytype key);
39 
40  namespace SizeBinning
41  {
42  keytype genkey(const unsigned short layer, const unsigned short zbin, const unsigned short iphibin);
43  unsigned short int get_zbin(const PHG4CellDefs::keytype key);
44  unsigned short int get_phibin(const PHG4CellDefs::keytype key);
45  }
46 
47  namespace EtaPhiBinning
48  {
49  keytype genkey(const unsigned short layer, const unsigned short etabin, const unsigned short phibin);
50  unsigned short int get_etabin(const PHG4CellDefs::keytype key);
51  unsigned short int get_phibin(const PHG4CellDefs::keytype key);
52  }
53 
54  namespace SpacalBinning
55  {
56  keytype genkey(const unsigned short etabin, const unsigned short phibin, const unsigned short fiberid);
57  unsigned short get_etabin(const PHG4CellDefs::keytype key);
58  unsigned short get_phibin(const PHG4CellDefs::keytype key);
59  unsigned short get_fiberid(const PHG4CellDefs::keytype key);
60  }
61 
62  namespace ScintillatorSlatBinning
63  {
64  keytype genkey(const unsigned short layer, const unsigned short irow, const unsigned short icolumn);
65  unsigned short int get_row(const PHG4CellDefs::keytype key);
66  unsigned short int get_column(const PHG4CellDefs::keytype key);
67  }
68 
69  namespace EtaXsizeBinning
70  {
71  keytype genkey(const unsigned short layer, const unsigned short etabin, const unsigned short xbin);
72  unsigned short int get_etabin(const PHG4CellDefs::keytype key);
73  unsigned short int get_xsizebin(const PHG4CellDefs::keytype key);
74  }
75 
76  namespace MVTXBinning
77  {
78  keytype genkey(const unsigned short layer, const unsigned int bit32_index);
79  unsigned int get_index(const PHG4CellDefs::keytype key);
80  }
81 
82  namespace TPCBinning
83  {
84  keytype genkey(const unsigned short lyr, const unsigned short mod, const unsigned short pad);
85  unsigned short get_radbin(const PHG4CellDefs::keytype key);
86  unsigned short get_phibin(const PHG4CellDefs::keytype key);
87  }
88 
89 
90 }
91 
92 #endif // G4DETECTORS_PHG4CELLDEFS_H