]> git.uio.no Git - u/mrichter/AliRoot.git/blobdiff - MUON/mapping/AliMpSectorAreaHPadIterator.cxx
MUON + CheckCompiler
[u/mrichter/AliRoot.git] / MUON / mapping / AliMpSectorAreaHPadIterator.cxx
diff --git a/MUON/mapping/AliMpSectorAreaHPadIterator.cxx b/MUON/mapping/AliMpSectorAreaHPadIterator.cxx
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-/**************************************************************************
- * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
- *                                                                        *
- * Author: The ALICE Off-line Project.                                    *
- * Contributors are mentioned in the code where appropriate.              *
- *                                                                        *
- * Permission to use, copy, modify and distribute this software and its   *
- * documentation strictly for non-commercial purposes is hereby granted   *
- * without fee, provided that the above copyright notice appears in all   *
- * copies and that both the copyright notice and this permission notice   *
- * appear in the supporting documentation. The authors make no claims     *
- * about the suitability of this software for any purpose. It is          *
- * provided "as is" without express or implied warranty.                  *
- **************************************************************************/
-
-// $Id$
-// $MpId: AliMpSectorAreaHPadIterator.cxx,v 1.7 2006/05/24 13:58:46 ivana Exp $
-// Category: sector
-
-//-----------------------------------------------------------------------------
-// Class AliMpSectorAreaHPadIterator
-// ---------------------------------
-// Class, which defines an iterator over the pads 
-// inside a given area in a sector in horizontal direction.
-// Included in AliRoot: 2003/05/02
-// Authors: David Guez, Ivana Hrivnacova; IPN Orsay
-//-----------------------------------------------------------------------------
-
-#include "AliMpSectorAreaHPadIterator.h"
-#include "AliMpSectorSegmentation.h"
-#include "AliMpConstants.h"
-
-#include <Riostream.h>
-
-/// \cond CLASSIMP
-ClassImp(AliMpSectorAreaHPadIterator)
-/// \endcond
-
-//______________________________________________________________________________
-AliMpSectorAreaHPadIterator::AliMpSectorAreaHPadIterator(
-                                const AliMpSectorSegmentation* segmentation,
-                                const AliMpArea& area) 
- : AliMpVPadIterator(),
-   fkSegmentation(segmentation),
-   fkArea(area),
-   fCurrentPad(AliMpPad::Invalid()),
-   fCurrentRowPosition(0.)
-{
-/// Standard constructor, start in invalid position
-}
-
-//______________________________________________________________________________
-AliMpSectorAreaHPadIterator::AliMpSectorAreaHPadIterator(
-                                const AliMpSectorAreaHPadIterator& right)
-  : AliMpVPadIterator(right),
-    fkSegmentation(0),
-    fkArea(AliMpArea()),
-    fCurrentPad(AliMpPad::Invalid()),
-    fCurrentRowPosition(0.)
-{
-/// Copy constructor
-  *this = right;
-}
-
-//______________________________________________________________________________
-AliMpSectorAreaHPadIterator::AliMpSectorAreaHPadIterator()
- : AliMpVPadIterator(),
-   fkSegmentation(0),
-   fkArea(AliMpArea()),
-   fCurrentPad(AliMpPad::Invalid()),
-   fCurrentRowPosition(0.)
-{
-/// Default constructor.
-}
-
-//______________________________________________________________________________
-AliMpSectorAreaHPadIterator::~AliMpSectorAreaHPadIterator()
-{
-/// Destructor
-}
-
-//
-// operators
-//
-
-//______________________________________________________________________________
-AliMpSectorAreaHPadIterator& 
-AliMpSectorAreaHPadIterator::operator = (const AliMpSectorAreaHPadIterator& right)
-{
-/// Assignment operator
-
-  // check assignment to self
-  if (this == &right) return *this;
-
-  // base class assignment
-  AliMpVPadIterator::operator=(right);
-
-  fkSegmentation = right.fkSegmentation;
-  fkArea         = right.fkArea;
-  fCurrentPad    = right.fCurrentPad;
-  fCurrentRowPosition = right.fCurrentRowPosition;
-
-  return *this;
-} 
-
-// 
-// private methods
-//
-
-//______________________________________________________________________________
-Bool_t AliMpSectorAreaHPadIterator::IsValid() const
-{
-/// Is the iterator in a valid position?
-
-  return fCurrentPad.IsValid() ;
-}
-
-//______________________________________________________________________________
-void AliMpSectorAreaHPadIterator::MoveUp()
-{
-/// Increase the current row position and searches the first valid pad.
-
-  Double_t dy = fkSegmentation->GetMinPadDimensionY();
-
-  while ( ! fCurrentPad.IsValid() && 
-            fCurrentRowPosition + dy < fkArea.UpBorder() )
-  {
-    fCurrentRowPosition += 2.*dy;
-    
-    fCurrentPad 
-      = fkSegmentation->PadByDirection(fkArea.LeftBorder(), fCurrentRowPosition, 
-                                       fkArea.RightBorder());
-  } 
-}
-
-//
-// public methods
-//
-
-//______________________________________________________________________________
-void AliMpSectorAreaHPadIterator::First()
-{
-/// Reset the iterator, so that it points to the first available
-/// pad in the area
-
-  if ( ! fkSegmentation ) {
-    Fatal("First", "Segmentation is not defined");
-    return;
-  }  
-
-  // Start position = left down corner of the area
-  //
-  
-  fCurrentRowPosition = fkArea.DownBorder();
-   
-  Double_t posx, posy;
-  fkArea.LeftDownCorner(posx, posy); 
-
-  fCurrentPad = fkSegmentation->PadByDirection(posx, posy, fkArea.RightBorder());
-
-  MoveUp();
-  
-  // Set the row position to the center of pad
-  //
-  if (fCurrentPad.IsValid()) fCurrentRowPosition = fCurrentPad.GetPositionY();
-}
-
-//______________________________________________________________________________
-void AliMpSectorAreaHPadIterator::Next()
-{
-/// Move the iterator to the next valid pad.
-
-  if ( ! IsValid() ) return;
-  
-  // Start position = right board of current pad + little step
-
-  fCurrentPad 
-    = fkSegmentation->PadByDirection(
-        fCurrentPad.GetPositionX() + fCurrentPad.GetDimensionX() + 
-          AliMpConstants::LengthStep(), 
-        fCurrentPad.GetPositionY(), 
-        fkArea.RightBorder());  
-
-  if ( fCurrentPad.IsValid() ) return;
-
-  MoveUp();
-}
-
-//______________________________________________________________________________
-Bool_t AliMpSectorAreaHPadIterator::IsDone() const
-{
-/// Is the iterator in the end ?
-  return !IsValid();
-}
-
-//______________________________________________________________________________
-AliMpPad AliMpSectorAreaHPadIterator::CurrentItem () const 
-{
-/// Return current pad.
-
-  return fCurrentPad;
-}
-//______________________________________________________________________________
-void AliMpSectorAreaHPadIterator::Invalidate()
-{
-/// Let the iterator point to the invalid position
-
-  fCurrentPad = AliMpPad::Invalid();
-  fCurrentRowPosition = 0;
-}
-
-
-