1 /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
2 * See cxx source for full Copyright notice */
5 // $MpId: AliMpVSegmentation.h,v 1.12 2006/05/24 13:58:07 ivana Exp $
8 /// \class AliMpVSegmentation
9 /// \brief The abstract base class for the segmentation.
11 /// Provides methods related to pads:
12 /// conversion between pad indices, pad location, pad position;
13 /// finding pad neighbour.
15 /// \author David Guez, Ivana Hrivnacova; IPN Orsay
17 #ifndef ALI_MP_V_SEGMENTATION_H
18 #define ALI_MP_V_SEGMENTATION_H
22 #include "AliMpPadPair.h"
24 #include "AliMpPlaneType.h"
26 class AliMpVPadIterator;
33 class AliMpVSegmentation : public TObject
37 virtual ~AliMpVSegmentation();
40 virtual AliMpVPadIterator* CreateIterator(const AliMpArea& area) const = 0;
43 virtual AliMpPad PadByLocation(const AliMpIntPair& location,
44 Bool_t warning = true) const = 0;
45 virtual AliMpPad PadByIndices (const AliMpIntPair& indices,
46 Bool_t warning = true) const = 0;
47 virtual AliMpPad PadByPosition(const TVector2& position,
48 Bool_t warning = true) const = 0;
50 virtual AliMpPadPair PadsUp(const AliMpPad& pad) const;
51 virtual AliMpPadPair PadsDown(const AliMpPad& pad) const;
52 virtual AliMpPadPair PadsLeft(const AliMpPad& pad) const;
53 virtual AliMpPadPair PadsRight(const AliMpPad& pad) const;
55 virtual Int_t MaxPadIndexX() const = 0;
56 virtual Int_t MaxPadIndexY() const = 0;
57 virtual Int_t NofPads() const = 0;
59 virtual Bool_t HasPad(const AliMpIntPair& indices) const = 0;
61 virtual void GetAllElectronicCardIDs(TArrayI& ecn) const = 0;
63 virtual AliMpPlaneType PlaneType() const = 0;
65 /// Gives the half-sizes (in cm) of the underlying detection element.
66 virtual TVector2 Dimensions() const = 0;
70 AliMpPadPair FindPads(const TVector2& position1,
71 const TVector2& position2) const;
73 ClassDef(AliMpVSegmentation,1) // Segmentation
76 #endif //ALI_MP_V_SEGMENTATION_H