*
* See cxx source for full Copyright notice
*/
-#ifndef ALIDIGITIZER_H
-# include <AliDigitizer.h>
-#endif
-#ifndef ALIRUNDIGITIZER_H
-# include <AliRunDigitizer.h>
-#endif
-#ifndef ALIFMDMAP_H
-# include <AliFMDMap.h>
-#endif
-#ifndef __UTILITY__
-# include <utility>
+// Classses to make Hits into digits and summable digits.
+//
+// Digits consists of
+// - Detector #
+// - Ring ID
+// - Sector #
+// - Strip #
+// - ADC count in this channel
+//
+// Summable digits consists of
+// - Detector #
+// - Ring ID
+// - Sector #
+// - Strip #
+// - Total energy deposited in the strip
+// - ADC count in this channel
+//
+/** @file AliFMDDigitizer.h
+ @author Christian Holm Christensen <cholm@nbi.dk>
+ @date Mon Mar 27 12:38:26 2006
+ @brief FMD Digitizers declaration
+ @ingroup FMD_sim
+*/
+#ifndef ALIFMDBASEDIGITIZER_H
+# include <AliFMDBaseDigitizer.h>
#endif
-// #ifndef ROOT_TArrayF
-// # include <TArrayF.h>
-// #endif
//====================================================================
class TClonesArray;
class AliFMD;
class AliLoader;
class AliRunLoader;
+class AliFMDDigit;
-typedef AliFMDMap<std::pair<Float_t, UShort_t> > AliFMDEdepMap;
-
-//====================================================================
-class AliFMDBaseDigitizer : public AliDigitizer
-{
-public:
- AliFMDBaseDigitizer();
- AliFMDBaseDigitizer(AliRunDigitizer * manager);
- AliFMDBaseDigitizer(const Char_t* name, const Char_t* title);
- virtual ~AliFMDBaseDigitizer();
-
- // Do the main work
- virtual Bool_t Init();
-
- // Extra member functions
- void SetVA1MipRange(UShort_t r=20) { fVA1MipRange = r; }
- void SetAltroChannelSize(UShort_t s=1024) { fAltroChannelSize = s;}
- void SetSampleRate(UShort_t r=1) { fSampleRate = (r>2 ? 2 : r); }
- void SetShapingTime(Float_t t=10) { fShapingTime = t; }
-
- UShort_t GetVA1MipRange() const { return fVA1MipRange; }
- UShort_t GetAltroChannelSize() const { return fAltroChannelSize; }
- UShort_t GetSampleRate() const { return fSampleRate; }
- Float_t GetShapingTime() const { return fShapingTime; }
-protected:
- virtual void SumContributions(AliFMD* fmd);
- virtual void DigitizeHits(AliFMD* fmd) const;
- virtual void ConvertToCount(Float_t edep,
- Float_t siThickness,
- Float_t siDensity,
- TArrayI& counts) const;
- virtual UShort_t MakePedestal() const { return 0; }
- virtual Float_t ShapeIntegral(Float_t u, Float_t v) const;
- virtual void AddNoise(TArrayI&) const {}
- virtual void AddDigit(AliFMD* /* fmd */,
- UShort_t /* detector */,
- Char_t /* ring */,
- UShort_t /* sector */,
- UShort_t /* strip */,
- Float_t /* edep */,
- UShort_t /* count1 */,
- Short_t /* count2 */,
- Short_t /* count3 */) const {}
- AliRunLoader* fRunLoader;
- AliFMDEdepMap fEdep; // Cache of Energy from hits
- UShort_t fVA1MipRange; // How many MIPs the pre-amp can do
- UShort_t fAltroChannelSize; // Largest # to store in 1 ADC chan.
- UShort_t fSampleRate; // Times the ALTRO samples pre-amp.
- Float_t fShapingTime; // Shaping profile parameter
-
- enum {
- kMaxDetectors = 3,
- kMaxRings = 2,
- kMaxSectors = 20,
- kMaxStrips = 512
- };
- ClassDef(AliFMDBaseDigitizer,0) // Base class for FMD digitizers
-};
//====================================================================
+/** @class AliFMDDigitizer
+ @brief Concrete digitizer to make digits from hits. See also
+ AliFMDBaseDigitizer documentation.
+ @ingroup FMD_sim
+ */
class AliFMDDigitizer : public AliFMDBaseDigitizer
{
public:
+ /** CTOR */
AliFMDDigitizer();
+ /** CTOR
+ @param manager Manager of digitization */
AliFMDDigitizer(AliRunDigitizer * manager);
+ /** DTOR */
virtual ~AliFMDDigitizer() {}
+ /** Do everything
+ @param option Not used */
virtual void Exec(Option_t* option=0);
-
-
- // Extra member functions
- void SetPedestal(Float_t mean=10, Float_t width=.5);
- void GetPedestal(Float_t& mean, Float_t& width) const;
protected:
+ /** Add a digit to output.
+ @param fmd Pointer to detector object
+ @param detector Detector #
+ @param ring Ring ID
+ @param sector Sector number
+ @param strip Strip number
+ @param edep Energy deposited (not used)
+ @param count1 ADC count 1
+ @param count2 ADC count 2 (-1 if not used)
+ @param count3 ADC count 3 (-1 if not used)
+ @param count4 ADC count 4 (-1 if not used) */
virtual void AddDigit(AliFMD* fmd,
UShort_t detector,
Char_t ring,
Float_t edep,
UShort_t count1,
Short_t count2,
- Short_t count3) const;
- virtual UShort_t MakePedestal() const;
- virtual void CheckDigit(Float_t edep,
+ Short_t count3,
+ Short_t count4) const;
+ /** MAke a pedestal
+ @param detector Detector #
+ @param ring Ring ID
+ @param sector Sector number
+ @param strip Strip number
+ @return Random noise */
+ virtual UShort_t MakePedestal(UShort_t detector,
+ Char_t ring,
+ UShort_t sector,
+ UShort_t strip) const;
+ /** Check that digit data is consistent
+ @param digit Digit
+ @param nhits Number of hits
+ @param counts ADC counts */
+ virtual void CheckDigit(AliFMDDigit* digit,
UShort_t nhits,
const TArrayI& counts);
- Float_t fPedestal; // Mean of pedestal
- Float_t fPedestalWidth; // Width of pedestal
- ClassDef(AliFMDDigitizer,0) // Make Digits from Hits
+ ClassDef(AliFMDDigitizer,1) // Make Digits from Hits
};
-//____________________________________________________________________
-inline void
-AliFMDDigitizer::SetPedestal(Float_t mean, Float_t width)
-{
- fPedestal = mean;
- fPedestalWidth = width;
-}
-
-//____________________________________________________________________
-inline void
-AliFMDDigitizer::GetPedestal(Float_t& mean, Float_t& width) const
-{
- mean = fPedestal;
- width = fPedestalWidth;
-}
-
-
-//====================================================================
-class AliFMDSDigitizer : public AliFMDBaseDigitizer
-{
-public:
- AliFMDSDigitizer();
- AliFMDSDigitizer(const Char_t* headerFile, const Char_t* sdigFile="");
- virtual ~AliFMDSDigitizer();
- virtual void Exec(Option_t* option=0);
-protected:
- virtual void AddDigit(AliFMD* fmd,
- UShort_t detector,
- Char_t ring,
- UShort_t sector,
- UShort_t strip,
- Float_t edep,
- UShort_t count1,
- Short_t count2,
- Short_t count3) const;
- ClassDef(AliFMDSDigitizer,0) // Make Summable Digits from Hits
-};
-
#endif
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff