| 1 |
/** @file |
| 2 |
* $Source: /home/cvsmanager/yoda/techmodel/TmtcReader.cpp,v $ |
| 3 |
* $Id: TmtcReader.cpp,v 6.2 2006/05/30 19:10:02 kusanagi Exp $ |
| 4 |
* $Author: kusanagi $ |
| 5 |
* |
| 6 |
* Implementation of the TmtcReader class. |
| 7 |
* ToBeDone: |
| 8 |
* Control the CRC for the entire data Packet not just for single records |
| 9 |
*/ |
| 10 |
|
| 11 |
extern "C" { |
| 12 |
#include "CRC.h" |
| 13 |
} |
| 14 |
#include "ReaderAlgorithms.h" |
| 15 |
using namespace pamela::techmodel; |
| 16 |
|
| 17 |
static log4cxx::LoggerPtr logger = log4cxx::Logger::getLogger(_T("pamela.techmodel.TmtcReader")); |
| 18 |
|
| 19 |
/** |
| 20 |
* Constructor. |
| 21 |
*/ |
| 22 |
TmtcReader::TmtcReader(void): |
| 23 |
TechmodelAlgorithm(PacketType::Tmtc, "TechmodelTmtcReader") { |
| 24 |
logger->debug(_T("Constructor")); |
| 25 |
Tmtc = new TmtcEvent(); |
| 26 |
} |
| 27 |
|
| 28 |
/** |
| 29 |
* Get a string with the version info of the algorithm. |
| 30 |
*/ |
| 31 |
std::string TmtcReader::GetVersionInfo(void) const { |
| 32 |
return |
| 33 |
"$Header: /home/cvsmanager/yoda/techmodel/TmtcReader.cpp,v 6.2 2006/05/30 19:10:02 kusanagi Exp $\n"; |
| 34 |
} |
| 35 |
|
| 36 |
/** |
| 37 |
* Initialize the algorithm with a special run. This will initialize the |
| 38 |
* event reader routines for all packet types. |
| 39 |
*/ |
| 40 |
void TmtcReader::Init(PamelaRun *run) { |
| 41 |
SetInputStream(run); |
| 42 |
run->WriteSubPacket(this, &Tmtc, Tmtc->Class()); |
| 43 |
} |
| 44 |
|
| 45 |
/** |
| 46 |
* Unpack the Tmtc event from an input file. |
| 47 |
*/ |
| 48 |
void TmtcReader::RunEvent(int EventNumber, long int length) throw (WrongCRCException){ |
| 49 |
|
| 50 |
int i, j, k; |
| 51 |
/* The ' k ' indexs the number of recs. |
| 52 |
* It is needed to be indipendent from ' i ' because in case of CRC error the single record is skipped and ' i ' increase by one, but correct records to be stored are still ' i '. |
| 53 |
*/ |
| 54 |
k = 0; |
| 55 |
char subData[TMTC_SUB_LENGTH]; |
| 56 |
char CRCbuff[TMTC_SUBCRC_LENGTH]; |
| 57 |
char eventCRC[TMTC_CRC_LENGTH]; |
| 58 |
int numRecords = (length-TMTC_CRC_LENGTH)/(TMTC_SUB_LENGTH + TMTC_SUBCRC_LENGTH); //subtract the last two bytes because are the final CRC |
| 59 |
long int start; |
| 60 |
|
| 61 |
TmtcRecord* rec; |
| 62 |
Tmtc->Records->Clear(); |
| 63 |
TClonesArray &recs = *(Tmtc->Records); |
| 64 |
|
| 65 |
UINT16 partialCRC = 0; //partial CRC updated as mcmd packet is read (to compare with the last two bytes of this event) |
| 66 |
UINT16 readCRC = 0; //partial CRC updated as mcmd packet is read (to compare with the last two bytes of this event) |
| 67 |
for(int i = 0; i < numRecords; i++) { |
| 68 |
start = InputFile->tellg(); |
| 69 |
InputFile->read(subData, sizeof(subData)); |
| 70 |
InputFile->read(CRCbuff, sizeof(CRCbuff)); |
| 71 |
|
| 72 |
partialCRC = CM_Compute_CRC16(partialCRC, (UINT8*)&subData, TMTC_SUB_LENGTH); |
| 73 |
partialCRC = CM_Compute_CRC16(partialCRC, (UINT8*)&CRCbuff, TMTC_SUBCRC_LENGTH); |
| 74 |
|
| 75 |
//This == CRCBuff is not really parametric take care if have to change the static lengths |
| 76 |
if((UINT8)(CM_Compute_CRC16(0, (UINT8*)&subData, TMTC_SUB_LENGTH)) == (UINT8)CRCbuff[0]){ |
| 77 |
rec = new(recs[k++]) TmtcRecord(); //add a new TmtcRecord |
| 78 |
rec->TM_RECORD_OBT = (((UINT32)subData[0]<<24)&0xFF000000) + (((UINT32)subData[1]<<16)&0x00FF0000) + (((UINT32)subData[2]<<8)&0x0000FF00) + (((UINT32)subData[3])&0x000000FF); |
| 79 |
rec->TM_DIAG_AND_BILEVEL_ACQ = (((UINT16)subData[4]<<8)&0x0000FF00) + (((UINT16)subData[5])&0x000000FF); |
| 80 |
|
| 81 |
for(int j = 0; j < 16; j++) { |
| 82 |
rec->TM_TH_ANA[j] = ((((UINT16)subData[6 + 2*j]<<8)&0xFF00) + (((UINT16)subData[7 + 2*j])&0x00FF)); //20 is the size of TM_DEA_ANA(16) + OBT(4) |
| 83 |
} |
| 84 |
|
| 85 |
for(int j = 0; j < 6; j++) { |
| 86 |
rec->TM_DEA_ANA[j] = subData[38+j]; |
| 87 |
} |
| 88 |
|
| 89 |
} else { |
| 90 |
stringstream oss; |
| 91 |
oss.str(""); |
| 92 |
oss << "Wrong CRC on Subpacket int TMTC Packet starting at position" |
| 93 |
<< start; |
| 94 |
logger->warn(oss.str().c_str()); |
| 95 |
} |
| 96 |
} |
| 97 |
InputFile->read(eventCRC, sizeof(eventCRC)); |
| 98 |
readCRC = (((UINT16)(eventCRC[0]<<8))&0xFF00) + (((UINT16)eventCRC[1])&0x00FF); |
| 99 |
if(partialCRC != readCRC) throw WrongCRCException(" Wrong Global CRC for TMTC Packet "); |
| 100 |
} |
| 101 |
|
| 102 |
/* |
| 103 |
float TmtcReader::convert_th(int TH) { |
| 104 |
float a,q,deltax,deltay; |
| 105 |
static int chiama_fun=0; |
| 106 |
float gradi[22],grado=-1; |
| 107 |
int adc[22]={4095, 4036,2976,2213,1662,1259,983,742,576,450, |
| 108 |
354, 281,224,179,145, 117 ,95, 77, 64, 52, |
| 109 |
43, 35}; |
| 110 |
int maxpos=-1,minpos=-1,i; |
| 111 |
|
| 112 |
chiama_fun++; |
| 113 |
for (i=0;i<22;i++) |
| 114 |
{ |
| 115 |
gradi[i]=-35+(i*5); |
| 116 |
} |
| 117 |
if (TH==4095) |
| 118 |
{ |
| 119 |
grado=-35.; |
| 120 |
} |
| 121 |
else |
| 122 |
{ |
| 123 |
|
| 124 |
for (i=0;i<22;i++) |
| 125 |
{ |
| 126 |
if (TH>=adc[i]) |
| 127 |
{ |
| 128 |
minpos=i; |
| 129 |
maxpos=i-1; |
| 130 |
break; |
| 131 |
} |
| 132 |
} |
| 133 |
// grado=gradi[maxpos]-1./(adc[maxpos]-adc[minpos])*((float)TH-(float)adc[maxpos]) ; |
| 134 |
|
| 135 |
deltax=adc[maxpos]-adc[minpos]; |
| 136 |
deltay=gradi[maxpos]-gradi[minpos]; |
| 137 |
a=deltay/deltax; |
| 138 |
q=gradi[maxpos]-a*adc[maxpos]; |
| 139 |
grado=a*TH+q; |
| 140 |
} |
| 141 |
return (grado); |
| 142 |
} |
| 143 |
*/ |
Parent Directory
| 
Revision Log