/[PAMELA software]/yoda/techmodel/physics/NeutronDetectorReader.cpp
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Diff of /yoda/techmodel/physics/NeutronDetectorReader.cpp

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revision 1.2 by kusanagi, Tue Sep 21 20:24:53 2004 UTC revision 2.4 by kusanagi, Fri Feb 11 16:40:43 2005 UTC
# Line 22  NeutronDetectorReader::NeutronDetectorRe Line 22  NeutronDetectorReader::NeutronDetectorRe
22   */   */
23  std::string NeutronDetectorReader::GetVersionInfo(void) const {  std::string NeutronDetectorReader::GetVersionInfo(void) const {
24    return    return
25      "$Header: /home/cvsmanager/yoda/techmodel/physics/NeutronDetectorReader.cpp,v 1.1 2004/08/19 15:24:58 kusanagi Exp $";      "$Header: /home/cvsmanager/yoda/techmodel/physics/NeutronDetectorReader.cpp,v 2.3 2005/01/13 14:50:01 kusanagi Exp $";
26  }  }
27    
28  /**  /**
29   * Initialize the algorithm with a special run. This will initialize the   * Initialize the algorithm with a special run. This will initialize the
30   * event reader routines for all packet types.   * event reader routines for all packet types.
31     * For definition the definition for Neutron detector data is located in the
32     * end of the physics packet.
33     * More explicitely the neutronData is composed by 4 bytes;
34     * a pattern 00 0F TR BK
35     * where:
36     * 00 0f is a fixed pattern
37     * TR is the NeutronCounter for a trigger event
38     * BK is the NeutronCounter beetween two trigger events
39   */   */
40  void NeutronDetectorReader::Init(PamelaRun *run) {  void NeutronDetectorReader::Init(PamelaRun *run) {
41    logger->debug(_T("Initialize"));    logger->debug(_T("Initialize"));
# Line 46  void NeutronDetectorReader::RunEvent(int Line 54  void NeutronDetectorReader::RunEvent(int
54   * Unpack the NeutronDetector data event from the physical packet.   * Unpack the NeutronDetector data event from the physical packet.
55   */   */
56  void NeutronDetectorReader::RunEvent(int EventNumber, const char subData[], long int lenght) {  void NeutronDetectorReader::RunEvent(int EventNumber, const char subData[], long int lenght) {
57      NeutronRecord *rec;     NeutronRecord *rec;
58      int offset = 0;     const int lenNeutronData = 12;
59      char *data = new char[lenght];     char *data = new char[lenght];
60      //the 2 bytes subtracted belong to the final event CRC bytes     memcpy(data, subData, lenght);
     memcpy(data, subData, lenght);  
61     neutronEvent->Records->Clear();     neutronEvent->Records->Clear();
62     TClonesArray &recs = *(neutronEvent->Records);     TClonesArray &recs = *(neutronEvent->Records);
63     offset = 12;     int offset;
64     if (haveData(data, lenght)){     if (haveData(data, lenght)){
65          for (int i = 0; i < 3; i++){          for (int i = 0; i < 3; i++){
66                offset = lenNeutronData - 4*i;
67              rec = new(recs[i]) NeutronRecord(); //aggiungo un nuovo NeutronRecord all'evento              rec = new(recs[i]) NeutronRecord(); //aggiungo un nuovo NeutronRecord all'evento
68              rec->upperTrig   = (((BYTE)data[lenght-offset])>>4);              rec->upperTrig   = (((UINT8)data[lenght-offset])>>4);
69              rec->bottomTrig  = (((BYTE)data[lenght-offset])&0x0F);              rec->bottomTrig  = (((UINT8)data[lenght-offset])&0x0F);
70              rec->upperBack   = (((BYTE)data[lenght-offset+1])>>4);              rec->upperBack   = (((UINT8)data[lenght-offset+1])>>4);
71              rec->bottomBack  = (((BYTE)data[lenght-offset+1])&0x0F);              rec->bottomBack  = (((UINT8)data[lenght-offset+1])&0x0F);
             offset = offset - 4*(i+1);  
72          }          }
73            neutronEvent->unpackError = 0;
74        } else {
75            neutronEvent->unpackError = 1;
76      }      }
77      delete[] data;      delete[] data;
78  }  }
79    
80    
81  bool NeutronDetectorReader::haveData(const char data[], long int lenght){  bool NeutronDetectorReader::haveData(const char data[], long int lenght){
82      bool ret = false;      bool ret = false;
83      if (((data[lenght-1] && data[lenght - 5] && data[lenght - 9]) && 0x0F) &&      if (((data[lenght-1] && data[lenght - 5] && data[lenght - 9]) && 0x0F) &&
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