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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: AliMpArea.cxx,v 1.8 2006/05/24 13:58:29 ivana Exp $ |
5f91c9e8 | 18 | // Category: basic |
3d1463c8 | 19 | |
20 | //----------------------------------------------------------------------------- | |
5f91c9e8 | 21 | // Class AliMpArea |
22 | // ---------------- | |
23 | // Class that defines a rectangle area positioned in plane.. | |
3ffe1a93 | 24 | // Included in AliRoot: 2003/05/02 |
5f91c9e8 | 25 | // Authors: David Guez, Ivana Hrivnacova; IPN Orsay |
3d1463c8 | 26 | //----------------------------------------------------------------------------- |
5f91c9e8 | 27 | |
5f91c9e8 | 28 | #include "AliMpArea.h" |
94f2b22c | 29 | |
30 | #include "AliLog.h" | |
52dd0c39 | 31 | #include "AliMpConstants.h" |
5f91c9e8 | 32 | |
2c605e66 | 33 | #include <Riostream.h> |
34 | ||
b80faac0 | 35 | using std::cout; |
36 | using std::endl; | |
13985652 | 37 | /// \cond CLASSIMP |
5f91c9e8 | 38 | ClassImp(AliMpArea) |
13985652 | 39 | /// \endcond |
5f91c9e8 | 40 | |
41 | //_____________________________________________________________________________ | |
6e97fbb8 | 42 | AliMpArea::AliMpArea(Double_t x, Double_t y, |
43 | Double_t dx, Double_t dy) | |
5f91c9e8 | 44 | : TObject(), |
6e97fbb8 | 45 | fPositionX(x), |
46 | fPositionY(y), | |
47 | fDimensionX(dx), | |
48 | fDimensionY(dy), | |
dee1d5f1 | 49 | fValidity(true) |
50 | { | |
51 | /// Standard constructor | |
52 | ||
5f91c9e8 | 53 | // Check dimensions |
6e97fbb8 | 54 | if ( fDimensionX < - AliMpConstants::LengthTolerance() || |
55 | fDimensionY < - AliMpConstants::LengthTolerance() || | |
56 | ( fDimensionX < AliMpConstants::LengthTolerance() && | |
57 | fDimensionY < AliMpConstants::LengthTolerance() ) ) | |
52dd0c39 | 58 | { |
6e97fbb8 | 59 | fDimensionX = 0.; |
60 | fDimensionY = 0.; | |
5f91c9e8 | 61 | fValidity = false; |
62 | } | |
63 | } | |
64 | ||
65 | //_____________________________________________________________________________ | |
66 | AliMpArea::AliMpArea() | |
67 | : TObject(), | |
6e97fbb8 | 68 | fPositionX(0.), |
69 | fPositionY(0.), | |
70 | fDimensionX(0.), | |
71 | fDimensionY(0.), | |
dee1d5f1 | 72 | fValidity(false) |
73 | { | |
74 | /// Default constructor | |
5f91c9e8 | 75 | } |
76 | ||
77 | //_____________________________________________________________________________ | |
78 | AliMpArea::AliMpArea(const AliMpArea& rhs): | |
79 | TObject(rhs), | |
6e97fbb8 | 80 | fPositionX(rhs.fPositionX), |
81 | fPositionY(rhs.fPositionY), | |
82 | fDimensionX(rhs.fDimensionX), | |
83 | fDimensionY(rhs.fDimensionY), | |
0471c97b | 84 | fValidity(rhs.fValidity) |
dee1d5f1 | 85 | { |
86 | /// Copy constructor | |
5f91c9e8 | 87 | } |
88 | ||
89 | //_____________________________________________________________________________ | |
dee1d5f1 | 90 | AliMpArea::~AliMpArea() |
91 | { | |
92 | /// Destructor | |
5f91c9e8 | 93 | } |
94 | ||
95 | // | |
96 | // operators | |
97 | // | |
98 | ||
99 | //______________________________________________________________________________ | |
100 | AliMpArea& AliMpArea::operator = (const AliMpArea& right) | |
101 | { | |
dee1d5f1 | 102 | /// Assignment operator |
5f91c9e8 | 103 | |
dee1d5f1 | 104 | // check assignment to self |
5f91c9e8 | 105 | if (this == &right) return *this; |
106 | ||
dee1d5f1 | 107 | // base class assignment |
5f91c9e8 | 108 | TObject::operator=(right); |
109 | ||
6e97fbb8 | 110 | fPositionX = right.fPositionX; |
111 | fPositionY = right.fPositionY; | |
112 | fDimensionX = right.fDimensionX; | |
113 | fDimensionY = right.fDimensionY; | |
5f91c9e8 | 114 | fValidity = right.fValidity; |
115 | ||
116 | return *this; | |
117 | } | |
118 | ||
119 | // | |
120 | // public methods | |
121 | // | |
122 | ||
123 | //_____________________________________________________________________________ | |
124 | Double_t AliMpArea::LeftBorder() const | |
125 | { | |
dee1d5f1 | 126 | /// Return the position of the left edge. |
5f91c9e8 | 127 | |
6e97fbb8 | 128 | return fPositionX - fDimensionX; |
5f91c9e8 | 129 | } |
130 | ||
131 | //_____________________________________________________________________________ | |
132 | Double_t AliMpArea::RightBorder() const | |
133 | { | |
dee1d5f1 | 134 | /// Return the position of right edge. |
5f91c9e8 | 135 | |
6e97fbb8 | 136 | return fPositionX + fDimensionX; |
5f91c9e8 | 137 | } |
138 | ||
139 | //_____________________________________________________________________________ | |
140 | Double_t AliMpArea::UpBorder() const | |
141 | { | |
dee1d5f1 | 142 | /// Return the position of the up edge. |
5f91c9e8 | 143 | |
6e97fbb8 | 144 | return fPositionY + fDimensionY; |
5f91c9e8 | 145 | } |
146 | ||
147 | //_____________________________________________________________________________ | |
148 | Double_t AliMpArea::DownBorder() const | |
149 | { | |
dee1d5f1 | 150 | /// Return the position of the down edge. |
5f91c9e8 | 151 | |
6e97fbb8 | 152 | return fPositionY - fDimensionY; |
5f91c9e8 | 153 | } |
154 | ||
155 | //_____________________________________________________________________________ | |
6e97fbb8 | 156 | void AliMpArea::LeftDownCorner(Double_t& x, Double_t& y) const |
5f91c9e8 | 157 | { |
dee1d5f1 | 158 | /// Return position of the left down corner. |
5f91c9e8 | 159 | |
6e97fbb8 | 160 | x = LeftBorder(); |
161 | y = DownBorder(); | |
5f91c9e8 | 162 | } |
163 | ||
164 | //_____________________________________________________________________________ | |
6e97fbb8 | 165 | void AliMpArea::LeftUpCorner(Double_t& x, Double_t& y) const |
5f91c9e8 | 166 | { |
dee1d5f1 | 167 | /// Return position of the left up corner. |
5f91c9e8 | 168 | |
6e97fbb8 | 169 | x = LeftBorder(); |
170 | y = UpBorder(); | |
5f91c9e8 | 171 | } |
172 | ||
173 | //_____________________________________________________________________________ | |
6e97fbb8 | 174 | void AliMpArea::RightDownCorner(Double_t& x, Double_t& y) const |
5f91c9e8 | 175 | { |
dee1d5f1 | 176 | /// Return position of the right down corner. |
5f91c9e8 | 177 | |
6e97fbb8 | 178 | x = RightBorder(); |
179 | y = DownBorder(); | |
5f91c9e8 | 180 | } |
181 | ||
182 | ||
183 | //_____________________________________________________________________________ | |
6e97fbb8 | 184 | void AliMpArea::RightUpCorner(Double_t& x, Double_t& y) const |
5f91c9e8 | 185 | { |
dee1d5f1 | 186 | /// Return position of the right up corner. |
5f91c9e8 | 187 | |
6e97fbb8 | 188 | x = RightBorder(); |
189 | y = UpBorder(); | |
5f91c9e8 | 190 | } |
191 | ||
94f2b22c | 192 | //_____________________________________________________________________________ |
193 | Bool_t AliMpArea::Contains(const AliMpArea& area) const | |
194 | { | |
195 | /// Whether area is contained within this | |
196 | ||
197 | // return | |
198 | // ( area.LeftBorder() > LeftBorder() - AliMpConstants::LengthTolerance() && | |
199 | // area.RightBorder() < RightBorder() + AliMpConstants::LengthTolerance() && | |
200 | // area.DownBorder() > DownBorder() - AliMpConstants::LengthTolerance() && | |
201 | // area.UpBorder() < UpBorder() + AliMpConstants::LengthTolerance() ); | |
202 | ||
203 | if ( area.LeftBorder() < LeftBorder() || | |
204 | area.RightBorder() > RightBorder() || | |
205 | area.DownBorder() < DownBorder() || | |
206 | area.UpBorder() > UpBorder() ) | |
207 | { | |
208 | return kFALSE; | |
209 | } | |
210 | else | |
211 | { | |
212 | return kTRUE; | |
213 | } | |
214 | } | |
215 | ||
216 | //_____________________________________________________________________________ | |
217 | AliMpArea AliMpArea::Intersect(const AliMpArea& area) const | |
218 | { | |
219 | /// Return the common part of area and this | |
220 | ||
221 | Double_t xmin = TMath::Max(area.LeftBorder(),LeftBorder()); | |
222 | Double_t xmax = TMath::Min(area.RightBorder(),RightBorder()); | |
223 | Double_t ymin = TMath::Max(area.DownBorder(),DownBorder()); | |
224 | Double_t ymax = TMath::Min(area.UpBorder(),UpBorder()); | |
225 | ||
6e97fbb8 | 226 | return AliMpArea( (xmin+xmax)/2.0, (ymin+ymax)/2.0 , |
227 | (xmax-xmin)/2.0, (ymax-ymin)/2.0 ); | |
94f2b22c | 228 | } |
229 | ||
230 | //_____________________________________________________________________________ | |
231 | Bool_t AliMpArea::Overlap(const AliMpArea& area) const | |
232 | { | |
233 | /// Return true if this overlaps with given area | |
234 | ||
235 | if ( LeftBorder() > area.RightBorder() - AliMpConstants::LengthTolerance() || | |
236 | RightBorder() < area.LeftBorder() + AliMpConstants::LengthTolerance() ) | |
237 | { | |
238 | return kFALSE; | |
239 | } | |
240 | ||
241 | if ( DownBorder() > area.UpBorder() - AliMpConstants::LengthTolerance() || | |
242 | UpBorder() < area.DownBorder() + AliMpConstants::LengthTolerance() ) | |
243 | { | |
244 | return kFALSE; | |
245 | } | |
246 | return kTRUE; | |
247 | ||
248 | } | |
249 | ||
52dd0c39 | 250 | //_____________________________________________________________________________ |
251 | void | |
ce5605e9 | 252 | AliMpArea::Print(Option_t* opt) const |
52dd0c39 | 253 | { |
71a2d3aa | 254 | /// Printing |
ce5605e9 | 255 | /// When option is set to B (borders), the area boreders will be printed |
256 | /// instead of default parameters | |
257 | ||
258 | ||
259 | if ( opt[0] == 'B' ) { | |
260 | cout << "Area x-borders: (" | |
261 | << LeftBorder() << ", " << RightBorder() << ") " | |
262 | << " y-borders: (" | |
263 | << DownBorder() << ", " << UpBorder() << ") " | |
264 | << endl; | |
265 | return; | |
266 | ||
267 | } | |
71a2d3aa | 268 | |
52dd0c39 | 269 | cout << (*this) << endl; |
270 | } | |
271 | ||
6e97fbb8 | 272 | //_____________________________________________________________________________ |
273 | void | |
274 | AliMpArea::GetParameters(Double_t& x, Double_t& y, | |
275 | Double_t& dx, Double_t& dy) const | |
cddcc1f3 | 276 | { |
277 | /// Fill the parameters: x, y position and dimensions | |
278 | ||
6e97fbb8 | 279 | x = fPositionX; |
280 | y = fPositionY; | |
281 | dx = fDimensionX; | |
282 | dy = fDimensionY; | |
283 | } | |
284 | ||
5f91c9e8 | 285 | //_____________________________________________________________________________ |
286 | ostream& operator<< (ostream &stream,const AliMpArea& area) | |
287 | { | |
dee1d5f1 | 288 | /// Output streaming |
289 | ||
5f91c9e8 | 290 | stream << "Area: position: (" |
6e97fbb8 | 291 | << area.GetPositionX() << ", " << area.GetPositionY() << ") " |
5f91c9e8 | 292 | << " dimensions: (" |
6e97fbb8 | 293 | << area.GetDimensionX() << ", " << area.GetDimensionY() << ") " |
52dd0c39 | 294 | << " valid: " << (area.IsValid()==true ? "YES":"NO") |
5f91c9e8 | 295 | << endl; |
296 | return stream; | |
297 | } | |
298 |