Line data    Source code

       1             : /**************************************************************************
       2             :  * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
       3             :  *                                                                        *
       4             :  * Author: The ALICE Off-line Project.                                    *
       5             :  * Contributors are mentioned in the code where appropriate.              *
       6             :  *                                                                        *
       7             :  * Permission to use, copy, modify and distribute this software and its   *
       8             :  * documentation strictly for non-commercial purposes is hereby granted   *
       9             :  * without fee, provided that the above copyright notice appears in all   *
      10             :  * copies and that both the copyright notice and this permission notice   *
      11             :  * appear in the supporting documentation. The authors make no claims     *
      12             :  * about the suitability of this software for any purpose. It is          *
      13             :  * provided "as is" without express or implied warranty.                  *
      14             :  **************************************************************************/
      15             : 
      16             : // $Id$
      17             : // $MpId: AliMpPadRowLSegment.cxx,v 1.6 2006/05/24 13:58:46 ivana Exp $
      18             : // Category: sector
      19             : 
      20             : //-----------------------------------------------------------------------------
      21             : // Class AliMpPadRowLSegment
      22             : // -------------------------
      23             : // Class describing a pad row segment composed of the 
      24             : // the identic pads;
      25             : // the pads are placed from the offset (defined in the base class)
      26             : // to the left.
      27             : //
      28             : // Included in AliRoot: 2003/05/02
      29             : // Authors: David Guez, Ivana Hrivnacova; IPN Orsay
      30             : //-----------------------------------------------------------------------------
      31             : 
      32             : #include "AliMpPadRowLSegment.h"
      33             : #include "AliMpPadRow.h"
      34             : #include "AliMpMotif.h"
      35             : #include "AliMpMotifType.h"
      36             : 
      37             : /// \cond CLASSIMP
      38          18 : ClassImp(AliMpPadRowLSegment)
      39             : /// \endcond
      40             : 
      41             : //_____________________________________________________________________________
      42             : AliMpPadRowLSegment::AliMpPadRowLSegment(
      43             :                           AliMpPadRow* padRow, AliMpMotif* motif, 
      44             :                           Int_t motifPositionId, Int_t nofPads)
      45        1242 :   : AliMpVPadRowSegment(padRow, motif, motifPositionId, nofPads)
      46        6210 : {
      47             : /// Standard constructor 
      48        2484 : }
      49             : 
      50             : //_____________________________________________________________________________
      51             : AliMpPadRowLSegment::AliMpPadRowLSegment() 
      52           0 :   : AliMpVPadRowSegment()
      53           0 : {
      54             : /// Default constructor
      55           0 : }
      56             : 
      57             : //_____________________________________________________________________________
      58             : AliMpPadRowLSegment::~AliMpPadRowLSegment() 
      59        3312 : {
      60             : /// Destructor  
      61        3312 : }
      62             : 
      63             : //
      64             : // private methods  
      65             : //
      66             : 
      67             : //_____________________________________________________________________________
      68             : Double_t AliMpPadRowLSegment::FirstPadCenterX() const
      69             : {
      70             : /// Return the x coordinate of the first (the most right) pad center
      71             : /// in the global coordinate system.
      72             : 
      73           0 :   return GetOffsetX() - GetMotif()->GetPadDimensionX();
      74             : }  
      75             : 
      76             : //_____________________________________________________________________________
      77             : Double_t AliMpPadRowLSegment::LastPadCenterX() const
      78             : {
      79             : /// Return the x coordinate of the last (the most left) pad center
      80             : /// in the global coordinate system.                                         \n       
      81             : /// !! numbering of pads is in (-x) direction
      82             : 
      83       36116 :   return GetOffsetX() - (2.*GetNofPads() - 1)*GetMotif()->GetPadDimensionX();
      84             : }
      85             : 
      86             : //_____________________________________________________________________________
      87             : Double_t AliMpPadRowLSegment::FirstPadBorderX() const
      88             : {
      89             : /// Return the x coordinate of the right border of the first (the most right) 
      90             : /// pad in the global coordinate system.
      91             : 
      92       37256 :   return GetOffsetX();
      93             :          // Also could be
      94             :          // return FirstPadCenterX() + GetMotif()->GetPadDimensionX();
      95             : }  
      96             : 
      97             : //_____________________________________________________________________________
      98             : Double_t AliMpPadRowLSegment::LastPadBorderX() const
      99             : {
     100             : /// Return the x coordinate of the left border of the last (the most left)
     101             : /// pad in the global coordinate system.
     102             : 
     103       36116 :   return LastPadCenterX() - GetMotif()->GetPadDimensionX();
     104             : }  
     105             : 
     106             : //
     107             : // public methods  
     108             : //
     109             : 
     110             : //_____________________________________________________________________________
     111             : Double_t  AliMpPadRowLSegment::LeftBorderX() const
     112             : {
     113             : /// Return the x coordinate of the left row segment border
     114             : /// in the global coordinate system.
     115             : 
     116       36116 :   return LastPadBorderX();
     117             : }
     118             : 
     119             : //_____________________________________________________________________________
     120             : Double_t  AliMpPadRowLSegment::RightBorderX() const
     121             : {
     122             : /// Return the x coordinate of the right row segment border
     123             : /// in the global coordinate system.
     124             : 
     125       37256 :   return FirstPadBorderX();
     126             : }