/* $Id$ */
///////////////////////////////////////////////////////////////////
-// //
// Class to define object containing SDD DCS data //
// Origin: F.Prino, Torino, prino@to.infn.it //
// V.Pospisil, CTU Prague, gdermog@seznam.cz //
#include<TArrayF.h>
#include<TArrayI.h>
#include<TArrayC.h>
+#include<TArrayS.h>
-class AliITSDCSDataSDD : public TObject
-{
+class AliITSDCSDataSDD : public TObject
+{
public:
AliITSDCSDataSDD( void );
~AliITSDCSDataSDD( void ){};
// Destructor is void
+/* There are allowed ranges of temperatures and medium voltages
+
+ MV ....... 0.0 - 65.535 V
+ TL, TR ... 0.0 - 655.35 C
+
+ because these variables are stores in UShort_t arrays (it halves
+ needed space). If value of any variable exceed allowed range,
+ something very stupid would be stored.
+*/
+
void SetNPointsTempLeft( Int_t npts );
void SetNPointsTempRight( Int_t npts );
void SetNPointsHV( Int_t npts );
// Inserts value of a DCS variable into the appropriate array.
// Resizes and sorts array if necessary.
- void Compress(); // Tries to minimize array sizes
+ void Compress(); // Minimize array sizes
Int_t GetTempLeftRecords() const {return fTempLeftSetPoints;}
Int_t GetTempRightRecords() const {return fTempRightSetPoints;}
Int_t GetStatusSize() const {return fStatusMaxPoints;}
// Returns size of selected array
- Float_t GetTempLeftIdx( Int_t index ) const {return fTempLeft.At(index);};
- Float_t GetTempRightIdx( Int_t index ) const {return fTempRight.At(index);};
- Float_t GetHVIdx( Int_t index ) const {return fHV.At(index);};
- Float_t GetMVIdx( Int_t index ) const {return fMV.At(index);};
- Char_t GetStatusIdx( Int_t index ) const {return fStatus.At(index);};
+ Float_t GetTempLeftIdx( Int_t index ) const { UShort_t val = (UShort_t)fTempLeft.At(index);
+ return (Float_t)val / fgkTPrec; };
+ Float_t GetTempRightIdx( Int_t index ) const { UShort_t val = (UShort_t)fTempRight.At(index);
+ return (Float_t)val / fgkTPrec;};
+ Float_t GetHVIdx( Int_t index ) const { return fHV.At(index);};
+ Float_t GetMVIdx( Int_t index ) const { UShort_t val = (UShort_t)fMV.At(index);
+ return (Float_t)val / fgkMVPrec;};
+ Char_t GetStatusIdx( Int_t index ) const { return fStatus.At(index);};
// Returns value of specific DCS variable by index in the array
Bool_t GetOKStatIdx( Int_t index ) const { return (Bool_t)(fStatus.At(index) & 1 ); };
Int_t GetStatusTimeIdx( Int_t index ) const {return fStatusTimeStamp.At(index);};
// Returns time stamp of specific DCS variable by index in the array
- Float_t GetTempLeft( Int_t time );
- Float_t GetTempRight( Int_t time );
- Float_t GetHV( Int_t time );
- Float_t GetMV( Int_t time );
- Char_t GetStatus( Int_t time );
+ Float_t GetTempLeft( Int_t time ) const { Int_t i = FindIndex( time, fTempLeftTimeStamp, fTempLeftSetPoints );
+ return ( i < 0 ) ? -1.0 : GetTempLeftIdx( i ); }
+ Float_t GetTempRight( Int_t time ) const { Int_t i = FindIndex( time, fTempRightTimeStamp, fTempRightSetPoints );
+ return ( i < 0 ) ? -1.0 : GetTempRightIdx( i ); }
+ Float_t GetHV( Int_t time ) const { Int_t i = FindIndex( time, fHVTimeStamp, fHVSetPoints );
+ return ( i < 0 ) ? -1.0 : GetHVIdx( i ); }
+ Float_t GetMV( Int_t time ) const { Int_t i = FindIndex( time, fMVTimeStamp, fMVSetPoints );
+ return ( i < 0 ) ? -1.0 : GetMVIdx( i ); }
+ Char_t GetStatus( Int_t time ) const { Int_t i = FindIndex( time, fStatusTimeStamp, fStatusSetPoints );
+ return ( i < 0 ) ? -1 : GetStatusIdx( i ); }
// Returns value of specific DCS variable by time stamp
- Bool_t GetOKStat( Int_t time ) { Char_t stat = GetStatus( time ); return (Bool_t)( stat & 1 ); };
- Bool_t GetTempLeftStat( Int_t time ) { Char_t stat = GetStatus( time ); return (Bool_t)( stat & 2 ); };
- Bool_t GetTempRightStat( Int_t time ) { Char_t stat = GetStatus( time ); return (Bool_t)( stat & 4 ); };
+ Bool_t GetOKStat( Int_t time ) const { return (Bool_t)( GetStatus( time ) & 1 ); };
+ Bool_t GetTempLeftStat( Int_t time ) const { return (Bool_t)( GetStatus( time ) & 2 ); };
+ Bool_t GetTempRightStat( Int_t time ) const { return (Bool_t)( GetStatus( time ) & 4 ); };
// Return status of a readout device in given time
- Float_t GetDriftField( Int_t timeStamp );
+ Float_t GetDriftField( Int_t timeStamp ) const;
// Returns drift field counted for specific time
- Float_t GetDriftSpeed( Int_t timeStamp ) const;
- // Returns drift speed counted for specific time. This metod is not dedicated
- // for normal usage - it should be used only in cases that the injectors for
- // given module fails
+ Float_t GetDriftSpeed( Int_t /*timeStamp*/ ) const; /* --- DUMMY --- */
+ // Returns drift speed counted for specific time. Calculation is based on temerature
+ // taken from DCS. This metod is not dedicated for normal usage, it should be used
+ // only in cases that the injectors for given module fails.
+ //
+ // Presently only a prototype, returns -1.0.
void PrintValues( FILE *output = stdout ) const;
// Displays stored DCS varable values or writes it into a text file
private:
- TArrayF fTempLeft; //|| "don't split" automatic streamer instruction
- // Temperature on left side. If there is stored a negative value
- // something wrong happend with the temperature chip.
- TArrayI fTempLeftTimeStamp; //||
- // Time stamps of the temperatures on left side
- Int_t fTempLeftMaxPoints; // Size of the arrays
- Int_t fTempLeftSetPoints; // Number of filled array cells (number of set values)
-
-
- TArrayF fTempRight; //||
- // Temperature on right side. If there is stored a negative value
- // something wrong happend with the temperature chip.
- TArrayI fTempRightTimeStamp; //||
- // Time stamps of temperatures on right side
- Int_t fTempRightMaxPoints; // Size of the arrays
- Int_t fTempRightSetPoints; // Number of filled array cells (number of set values)
-
-
- TArrayF fHV; //||
- // High voltage on SDD
- TArrayI fHVTimeStamp; //||
- // Time stamps of HV
- Int_t fHVMaxPoints; // Size of the arrays
- Int_t fHVSetPoints; // Number of filled array cells (number of set values)
-
-
- TArrayF fMV; //||
- // Medium voltage on SDD
- TArrayI fMVTimeStamp; //||
- // Time stamps of MV
- Int_t fMVMaxPoints; // Size of the arrays
- Int_t fMVSetPoints; // Number of filled array cells (number of set values)
-
-
- TArrayC fStatus; //||
- // Status of temperature and voltage readout
- //
- // bit 0 - _OK
- // bit 1 - _TEMP_L_STATE
- // bit 2 - _TEMP_R_STATE
-
- TArrayI fStatusTimeStamp; //||
- // Time stamps of MV
- Int_t fStatusMaxPoints; // Size of the arrays
- Int_t fStatusSetPoints; // Number of filled array cells (number of set values)
-
-
- Int_t FindIndex( Int_t timeStamp, TArrayI &timeStampArray, Int_t n ) const;
- // Returns index in the array of time stamps by selected value. Returns -1
- // if the time is less than time stamp in the timeArray[0]
-
- ClassDef(AliITSDCSDataSDD, 2)
+ TArrayS fTempLeft; // Temperature on left side. If there is stored a negative value
+ // something wrong happend with the temperature chip.
+ // Temperatures and medium voltages are stored as UShort_t, which
+ // takes half memory as Float_t. It makes ranges
+ //
+ // MV ....... 0.0 - 65.535 volts
+ // TL, TR ... 0.0 - 655.35 C
+ //
+ // which should be enough.
+ //
+ TArrayI fTempLeftTimeStamp; // Time stamps of the temperatures on left side
+ Int_t fTempLeftMaxPoints; // Size of the arrays
+ Int_t fTempLeftSetPoints; // Number of filled array cells (number of set values)
+
+
+ TArrayS fTempRight; // Temperature on right side. If there is stored a negative value
+ // something wrong happend with the temperature chip.
+ TArrayI fTempRightTimeStamp; // Time stamps of temperatures on right side
+ Int_t fTempRightMaxPoints; // Size of the arrays
+ Int_t fTempRightSetPoints; // Number of filled array cells (number of set values)
+
+
+ TArrayF fHV; // High voltage on SDD
+ TArrayI fHVTimeStamp; // Time stamps of HV
+ Int_t fHVMaxPoints; // Size of the arrays
+ Int_t fHVSetPoints; // Number of filled array cells (number of set values)
+
+
+ TArrayS fMV; // Medium voltage on SDD
+ TArrayI fMVTimeStamp; // Time stamps of MV
+ Int_t fMVMaxPoints; // Size of the arrays
+ Int_t fMVSetPoints; // Number of filled array cells (number of set values)
+
+ TArrayC fStatus; // Status of temperature and voltage readout
+ //
+ // bit 0 - _OK
+ // bit 1 - _TEMP_L_STATE
+ // bit 2 - _TEMP_R_STATE
+
+ TArrayI fStatusTimeStamp; // Time stamps of MV
+ Int_t fStatusMaxPoints; // Size of the arrays
+ Int_t fStatusSetPoints; // Number of filled array cells (number of set values)
+
+
+ static const Float_t fgkTPrec; // Number of temperature decimal places stored
+ static const Float_t fgkMVPrec; // Number of medium voltage decimal places stored
+ // There are three possibilities :
+ // 10.0 ..... one decimal place
+ // 100.0 .... two decimal places
+ // 1000.0 ... three decimal places
+ // Values are set in AliITSDCSDataSDD.cxx, by default
+ // it is fgkTPrec = 100.0, fgkMVPrec = 1000.0
+
+ Int_t FindIndex( Int_t timeStamp, const TArrayI &timeStampArray, Int_t n ) const;
+ // Provides binary search in the time array. Returns index in the array of time
+ // stamps by selected value. Returns -1 if the time is less than time stamp in
+ // the timeArray[0]
+
+ ClassDef(AliITSDCSDataSDD, 3)
}; /*class AliITSDCSDataSDD*/
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