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dee1d5f1 | 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 | ||
5f91c9e8 | 16 | // $Id$ |
13985652 | 17 | // $MpId: AliMpMotif.cxx,v 1.8 2006/05/24 13:58:41 ivana Exp $ |
5f91c9e8 | 18 | // Category: motif |
3d1463c8 | 19 | |
20 | //----------------------------------------------------------------------------- | |
5f91c9e8 | 21 | // Class AliMpMotif |
22 | // ---------------- | |
23 | // Class that defines a motif with its unique ID | |
24 | // and the motif type. | |
dbe945cc | 25 | // Included in AliRoot: 2003/05/02 |
5f91c9e8 | 26 | // Authors: David Guez, Ivana Hrivnacova; IPN Orsay |
3d1463c8 | 27 | //----------------------------------------------------------------------------- |
5f91c9e8 | 28 | |
29 | #include "AliMpMotif.h" | |
081259f6 | 30 | |
31 | #include "AliMpConstants.h" | |
5f91c9e8 | 32 | #include "AliMpIntPair.h" |
081259f6 | 33 | #include "AliMpMotifType.h" |
5f91c9e8 | 34 | |
13985652 | 35 | /// \cond CLASSIMP |
5f91c9e8 | 36 | ClassImp(AliMpMotif) |
13985652 | 37 | /// \endcond |
5f91c9e8 | 38 | |
39 | //_____________________________________________________________________________ | |
40 | AliMpMotif::AliMpMotif() | |
41 | : AliMpVMotif(), | |
42 | fPadDimensions(TVector2(0.,0.)) | |
43 | { | |
dee1d5f1 | 44 | /// Default constructor |
5f91c9e8 | 45 | } |
46 | ||
47 | //_____________________________________________________________________________ | |
48 | AliMpMotif::AliMpMotif(const TString &id, AliMpMotifType *motifType, | |
49 | const TVector2& padDimension) | |
50 | : AliMpVMotif(id,motifType), | |
51 | fPadDimensions(padDimension) | |
52 | { | |
dee1d5f1 | 53 | /// Standard constructor. \n |
54 | /// The dimension in a given direction is calculated by | |
55 | /// multiplying the total dimension by the number of pads | |
5f91c9e8 | 56 | |
57 | } | |
2998a151 | 58 | //_____________________________________________________________________________ |
59 | AliMpMotif::~AliMpMotif() | |
60 | { | |
dee1d5f1 | 61 | /// Destructor |
2998a151 | 62 | } |
63 | ||
5f91c9e8 | 64 | |
65 | //_____________________________________________________________________________ | |
66 | TVector2 AliMpMotif::GetPadDimensions(const AliMpIntPair& localIndices) const | |
67 | { | |
dee1d5f1 | 68 | /// Give the dimension of the specified pad in the motif |
5f91c9e8 | 69 | |
70 | if (GetMotifType()->HasPad(localIndices)) | |
71 | return fPadDimensions; | |
72 | else { | |
73 | Warning("GetPadDimensions","indices outside range"); | |
74 | return TVector2(0.,0.); | |
75 | } | |
76 | } | |
77 | ||
78 | //_____________________________________________________________________________ | |
79 | TVector2 AliMpMotif::Dimensions() const | |
80 | { | |
dee1d5f1 | 81 | /// Give the dimension of the motif |
5f91c9e8 | 82 | |
83 | return TVector2(GetMotifType()->GetNofPadsX()*fPadDimensions.X(), | |
84 | GetMotifType()->GetNofPadsY()*fPadDimensions.Y()); | |
85 | } | |
86 | ||
87 | //_____________________________________________________________________________ | |
88 | TVector2 AliMpMotif::PadPositionLocal(const AliMpIntPair& localIndices) const | |
89 | { | |
dee1d5f1 | 90 | /// Give the local position of the pad number (ix,iy) |
91 | /// (0,0 is the center of the motif) | |
5f91c9e8 | 92 | |
93 | TVector2 dim=Dimensions(); | |
94 | return TVector2((2.*localIndices.GetFirst()+1.)*fPadDimensions.X()-dim.X(), | |
95 | (2.*localIndices.GetSecond()+1.)*fPadDimensions.Y()-dim.Y()); | |
96 | } | |
97 | ||
98 | //_____________________________________________________________________________ | |
99 | AliMpIntPair AliMpMotif::PadIndicesLocal(const TVector2& localPos) const | |
100 | { | |
dee1d5f1 | 101 | /// Return the pad indices from a given local position |
102 | /// or (-1,-1) if this position doesn't correspond to any valid | |
103 | /// connection | |
5f91c9e8 | 104 | |
6926db95 | 105 | TVector2 lowerLeft(localPos); |
106 | ||
107 | lowerLeft += Dimensions(); | |
dee1d5f1 | 108 | |
081259f6 | 109 | if ( lowerLeft.X() < - AliMpConstants::LengthTolerance() || |
110 | lowerLeft.Y() < - AliMpConstants::LengthTolerance() ) | |
dee1d5f1 | 111 | { |
112 | return AliMpIntPair::Invalid(); | |
113 | } | |
114 | ||
5f91c9e8 | 115 | Int_t ix = (Int_t)(lowerLeft.X()/(2.*fPadDimensions.X())); |
116 | Int_t iy = (Int_t)(lowerLeft.Y()/(2.*fPadDimensions.Y())); | |
117 | ||
081259f6 | 118 | if (!GetMotifType()->FindConnectionByLocalIndices(AliMpIntPair(ix,iy))) |
119 | { | |
5f91c9e8 | 120 | return AliMpIntPair::Invalid(); |
121 | } | |
122 | return AliMpIntPair(ix,iy); | |
123 | } |