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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 | ||
ea4cae7a | 16 | // $Id$ |
13985652 | 17 | // $MpId: AliMpRowSegmentRSpecial.cxx,v 1.7 2006/05/24 13:58:46 ivana Exp $ |
ea4cae7a | 18 | // Category: sector |
3d1463c8 | 19 | |
20 | //----------------------------------------------------------------------------- | |
ea4cae7a | 21 | // Class AliMpRowSegmentRSpecial |
22 | // ----------------------------- | |
23 | // Class describing a special outer row segment composed of the | |
24 | // pad rows. | |
dbe945cc | 25 | // Included in AliRoot: 2003/05/02 |
ea4cae7a | 26 | // Authors: David Guez, Ivana Hrivnacova; IPN Orsay |
3d1463c8 | 27 | //----------------------------------------------------------------------------- |
ea4cae7a | 28 | |
ea4cae7a | 29 | #include "AliMpRowSegmentRSpecial.h" |
30 | #include "AliMpRow.h" | |
31 | #include "AliMpPadRow.h" | |
32 | #include "AliMpVPadRowSegment.h" | |
33 | #include "AliMpMotif.h" | |
34 | #include "AliMpMotifType.h" | |
35 | #include "AliMpMotifMap.h" | |
36 | #include "AliMpMotifPosition.h" | |
580c28fd | 37 | #include "AliMpConstants.h" |
ea4cae7a | 38 | |
97186a3f | 39 | #include "AliLog.h" |
40 | ||
41 | #include <Riostream.h> | |
42 | #include <TMath.h> | |
43 | ||
13985652 | 44 | /// \cond CLASSIMP |
ea4cae7a | 45 | ClassImp(AliMpRowSegmentRSpecial) |
13985652 | 46 | /// \endcond |
ea4cae7a | 47 | |
48 | //______________________________________________________________________________ | |
49 | AliMpRowSegmentRSpecial::AliMpRowSegmentRSpecial(AliMpRow* row, Double_t offsetX) | |
50 | : AliMpVRowSegmentSpecial(row, offsetX) | |
51 | { | |
dee1d5f1 | 52 | /// Standard constructor |
ea4cae7a | 53 | } |
54 | ||
55 | //______________________________________________________________________________ | |
56 | AliMpRowSegmentRSpecial::AliMpRowSegmentRSpecial() | |
57 | : AliMpVRowSegmentSpecial() | |
58 | { | |
dee1d5f1 | 59 | /// Default constructor |
ea4cae7a | 60 | } |
61 | ||
62 | //______________________________________________________________________________ | |
63 | AliMpRowSegmentRSpecial::~AliMpRowSegmentRSpecial() | |
64 | { | |
dee1d5f1 | 65 | /// Destructor |
ea4cae7a | 66 | } |
67 | ||
68 | // | |
69 | // private methods | |
70 | // | |
71 | ||
72 | //______________________________________________________________________________ | |
73 | AliMpVPadRowSegment* | |
74 | AliMpRowSegmentRSpecial::FindMostLeftPadRowSegment(Int_t motifPositionId) const | |
75 | { | |
dee1d5f1 | 76 | /// Find the most left pad row segment with this motifPositionId. |
ea4cae7a | 77 | |
78 | AliMpVPadRowSegment* found = 0; | |
79 | ||
80 | for (Int_t i=0; i<GetNofPadRows(); i++) { | |
81 | AliMpPadRow* padRow = GetPadRow(i); | |
82 | ||
83 | for (Int_t j=0; j<padRow->GetNofPadRowSegments(); j++) { | |
84 | AliMpVPadRowSegment* padRowSegment = padRow->GetPadRowSegment(j); | |
85 | ||
86 | if ( padRowSegment->GetMotifPositionId() == motifPositionId && | |
87 | (!found || padRowSegment->LeftBorderX() < found->LeftBorderX())) | |
88 | ||
89 | found = padRowSegment; | |
90 | } | |
91 | } | |
92 | ||
93 | return found; | |
94 | } | |
95 | ||
96 | //______________________________________________________________________________ | |
97 | void AliMpRowSegmentRSpecial::SetGlobalIndicesLow() | |
98 | { | |
dee1d5f1 | 99 | /// Set global low indices |
ea4cae7a | 100 | |
101 | // Last normal row segment in the row | |
102 | // (preceding this special row segment) | |
103 | AliMpVRowSegment* rowSegment | |
104 | = GetRow()->GetRowSegment(GetRow()->GetNofRowSegments()-2); | |
105 | ||
106 | // Set low indices limit to continue indices of the | |
107 | // preceding row segment | |
108 | Int_t ix = rowSegment->GetHighIndicesLimit().GetFirst() + 1; | |
109 | Int_t iy = rowSegment->GetLowIndicesLimit().GetSecond(); | |
110 | ||
111 | SetLowIndicesLimit(AliMpIntPair(ix, iy)); | |
112 | } | |
113 | ||
114 | // | |
115 | // protected methods | |
116 | // | |
117 | ||
118 | //______________________________________________________________________________ | |
119 | TVector2 AliMpRowSegmentRSpecial::MotifCenterSlow(Int_t motifPositionId) const | |
120 | { | |
dee1d5f1 | 121 | /// Return the coordinates of the motif specified with |
122 | /// the given position identifier. \n | |
123 | /// !! Applicable only for motifs that have their most down pad in | |
124 | /// this row segment. | |
ea4cae7a | 125 | |
126 | // Find the first (left, down) pad row segment with this motifPositionId. | |
127 | AliMpVPadRowSegment* downPadRowSegment | |
128 | = FindPadRowSegment(motifPositionId); | |
129 | AliMpVPadRowSegment* leftPadRowSegment | |
130 | = FindMostLeftPadRowSegment(motifPositionId); | |
131 | ||
132 | // Check if the motifPositionId is present | |
133 | if (!downPadRowSegment || !leftPadRowSegment) { | |
2c605e66 | 134 | AliErrorStream() << "Outside row segment region" << endl; |
ea4cae7a | 135 | return 0; |
136 | } | |
137 | ||
138 | // Check if both pad row segments have the same motif | |
139 | if (downPadRowSegment->GetMotif() != leftPadRowSegment->GetMotif()) { | |
2c605e66 | 140 | AliFatal("Outside row segment region"); |
ea4cae7a | 141 | return 0; |
142 | } | |
143 | ||
144 | // Get position of found row segment | |
145 | Double_t x = leftPadRowSegment->LeftBorderX(); | |
146 | Double_t y = GetRow()->LowBorderY() ; | |
147 | ||
148 | for (Int_t i=0; i<downPadRowSegment->GetPadRow()->GetID(); i++) | |
149 | y += GetPadRow(i)->HalfSizeY()*2.; | |
150 | ||
151 | // Add motifs dimensions | |
152 | x += downPadRowSegment->GetMotif()->Dimensions().X(); | |
153 | y += downPadRowSegment->GetMotif()->Dimensions().Y(); | |
154 | ||
155 | return TVector2(x, y); | |
156 | } | |
157 | ||
158 | // | |
159 | // public methods | |
160 | // | |
161 | ||
162 | //______________________________________________________________________________ | |
163 | Double_t AliMpRowSegmentRSpecial::LeftBorderX() const | |
164 | { | |
dee1d5f1 | 165 | /// Return the x coordinate of the left row segment border |
166 | /// in the global coordinate system. | |
ea4cae7a | 167 | |
168 | // The right edge of the last normal segment | |
169 | Double_t sameBorder = GetOffsetX(); | |
170 | ||
171 | // Consistence check | |
172 | Double_t leftBorder = DBL_MAX; | |
173 | for (Int_t i=0; i<GetNofPadRows(); i++) { | |
174 | AliMpPadRow* padRow = GetPadRow(i); | |
175 | Double_t border = padRow->GetPadRowSegment(0)->LeftBorderX(); | |
176 | if (border < leftBorder) leftBorder = border; | |
177 | } | |
178 | ||
179 | if (TMath::Abs(sameBorder - leftBorder) > 1.e-04) { | |
2c605e66 | 180 | AliErrorStream() << "WrongBorder" << endl;; |
ea4cae7a | 181 | return sameBorder; |
182 | } | |
183 | ||
184 | return leftBorder; | |
185 | ||
186 | } | |
187 | ||
188 | //______________________________________________________________________________ | |
189 | Double_t AliMpRowSegmentRSpecial::RightBorderX() const | |
190 | { | |
dee1d5f1 | 191 | /// Return the x coordinate of the right row segment border |
192 | /// in the global coordinate system. | |
ea4cae7a | 193 | |
194 | Double_t rightBorder = -DBL_MAX; | |
195 | for (Int_t i=0; i<GetNofPadRows(); i++) { | |
196 | AliMpPadRow* padRow = GetPadRow(i); | |
197 | Double_t border | |
198 | = padRow->GetPadRowSegment(padRow->GetNofPadRowSegments()-1) | |
199 | ->RightBorderX(); | |
200 | ||
201 | if (border > rightBorder) rightBorder = border; | |
202 | } | |
203 | ||
204 | return rightBorder; | |
205 | } | |
206 | ||
207 | //______________________________________________________________________________ | |
208 | TVector2 AliMpRowSegmentRSpecial::Position() const | |
209 | { | |
dee1d5f1 | 210 | /// Return the position of the row segment centre. |
211 | /// The centre is defined as the centre of the rectangular | |
212 | /// row segment envelope. | |
ea4cae7a | 213 | |
214 | // The right edge of the last normal segment | |
215 | Double_t x = GetOffsetX() + Dimensions().X(); | |
216 | Double_t y = GetRow()->Position().Y(); | |
217 | ||
218 | return TVector2(x, y); | |
219 | } | |
220 | ||
221 | //______________________________________________________________________________ | |
222 | Int_t AliMpRowSegmentRSpecial::SetIndicesToMotifPosition(Int_t i, | |
223 | const AliMpIntPair& indices) | |
224 | { | |
dee1d5f1 | 225 | /// Set global indices to i-th motif position and returns next index in x. |
ea4cae7a | 226 | |
227 | // Update low indices limit for this row segment | |
228 | SetGlobalIndicesLow(); | |
580c28fd | 229 | |
ea4cae7a | 230 | // Check for consistence |
231 | if (GetLowIndicesLimit().GetFirst() != indices.GetFirst()) | |
c3cd353e | 232 | AliFatal("Inconsistent indices"); |
ea4cae7a | 233 | |
234 | // Get motif position | |
235 | AliMpMotifPosition* motifPosition | |
236 | = GetRow()->GetMotifMap()->FindMotifPosition(GetMotifPositionId(i)); | |
580c28fd | 237 | |
238 | // Set limits only once | |
239 | if ( motifPosition->GetHighIndicesLimit().IsValid() ) | |
240 | return indices.GetFirst();; | |
ea4cae7a | 241 | |
242 | // Low limit | |
580c28fd | 243 | // |
244 | Int_t ixl = GetLowIndicesLimit().GetFirst(); | |
245 | Int_t iyl = GetLowIndicesLimit().GetSecond(); | |
246 | ||
247 | // Find the most down pad row segment with this motifPositionId. | |
248 | AliMpVPadRowSegment* padRowSegment = FindPadRowSegment(GetMotifPositionId(i)); | |
249 | Int_t padRowID = padRowSegment->GetPadRow()->GetID(); | |
250 | iyl += padRowID; | |
251 | ||
252 | // Add pads offset of this motif position in the row segment | |
253 | for (Int_t im=0; im<i; im++) { | |
254 | AliMpVPadRowSegment* rs = GetPadRow(padRowID)->GetPadRowSegment(im); | |
255 | if ( rs->GetMotifPositionId() == GetMotifPositionId(i) ) break; | |
256 | ixl += rs->GetNofPads(); | |
257 | } | |
258 | motifPosition->SetLowIndicesLimit(AliMpIntPair(ixl, iyl)); | |
ea4cae7a | 259 | |
580c28fd | 260 | // High limit |
261 | // | |
ea4cae7a | 262 | AliMpMotifType* motifType = motifPosition->GetMotif()->GetMotifType(); |
263 | AliMpIntPair high | |
264 | = motifPosition->GetLowIndicesLimit() | |
265 | + AliMpIntPair(motifType->GetNofPadsX()-1, motifType->GetNofPadsY()-1); | |
266 | motifPosition->SetHighIndicesLimit(high); | |
580c28fd | 267 | |
ea4cae7a | 268 | // No increment index needed (this is always the last element) |
269 | return indices.GetFirst(); | |
270 | } | |
271 | ||
580c28fd | 272 | //______________________________________________________________________________ |
273 | void AliMpRowSegmentRSpecial::SetGlobalIndices(AliMpRow* rowBefore) | |
274 | { | |
dee1d5f1 | 275 | /// Set indices limits. |
276 | /// The limits are defined as the limits of the smallest rectangle which | |
277 | /// includes all pads of this special row segment. | |
580c28fd | 278 | |
279 | // Get first motif position | |
280 | AliMpMotifPosition* firstMotifPosition | |
281 | = GetRow()->GetMotifMap()->FindMotifPosition(GetMotifPositionId(0)); | |
282 | ||
283 | // Low ix | |
284 | Int_t ixl = firstMotifPosition->GetLowIndicesLimit().GetFirst(); | |
285 | // We have to take the motif position limit | |
286 | // as it can overlap over more rows and the indices | |
287 | // of the right border of the precedent normal segment | |
288 | // differ from one row to another | |
289 | ||
290 | // High ix | |
291 | Int_t ixh = ixl + MaxNofPadsInRow() - 1; | |
292 | ||
293 | // Low iy | |
294 | Int_t iyl = AliMpConstants::StartPadIndex(); | |
295 | if (rowBefore) { | |
296 | //if (constPadSizeDirection == kY) { | |
297 | iyl = rowBefore->GetHighIndicesLimit().GetSecond()+1; | |
298 | //} | |
299 | /* | |
300 | else { | |
301 | AliMpVRowSegment* seg = rowBefore->FindRowSegment(ixl); | |
302 | AliMpMotifPosition* motPos = rowBefore->FindMotifPosition(seg, ixl); | |
303 | if (!motPos) | |
304 | Fatal("SetGlobalIndices", "Motif position in rowBefore not found."); | |
305 | iyl = motPos->GetHighIndicesLimit().GetSecond()+1; | |
306 | } | |
307 | */ | |
308 | } | |
309 | ||
310 | // High iy | |
311 | Int_t iyh = iyl + GetNofPadRows() - 1; | |
312 | ||
313 | SetLowIndicesLimit(AliMpIntPair(ixl, iyl)); | |
314 | SetHighIndicesLimit(AliMpIntPair(ixh, iyh)); | |
315 | } | |
316 | ||
ea4cae7a | 317 |