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 :
18 : ////////////////////////////////////////////////////////////////////////
19 : //
20 : // AliACORDEConstants class
21 : //
22 : // This class includes the constants needed by ACORDE detector in
23 : // easily accessible place. All constants are public const static data
24 : // members. The class is never instatiated.
25 : // Authors: Arturo Fernandez, Enrique Gamez, Mario Rodriguez Cahuantzi, Eleazar Cuautle(ICN-UNAM)
26 : // FCFM-UAP, Mexico.
27 : // Last update: Nov. 24th 08
28 : ////////////////////////////////////////////////////////////////////////
29 :
30 : #include "AliACORDEConstants.h"
31 :
32 : AliACORDEConstants* AliACORDEConstants::fgInstance = 0;
33 :
34 : const Float_t AliACORDEConstants::fgkModuleLength = 300.0;
35 : const Float_t AliACORDEConstants::fgkModuleWidth = 24.0;
36 : const Float_t AliACORDEConstants::fgkModuleHeight = 10.0;
37 : const Float_t AliACORDEConstants::fgkPlasticLength = 190.0;
38 : const Float_t AliACORDEConstants::fgkPlasticWidth = 19.5;
39 : const Float_t AliACORDEConstants::fgkPlasticHeight = 1.0;
40 : const Float_t AliACORDEConstants::fgkProfileWidth = 3.8;
41 : const Float_t AliACORDEConstants::fgkProfileThickness = 0.3;
42 : const Float_t AliACORDEConstants::fgkDepth =4420;
43 :
44 : const Float_t AliACORDEConstants::fgkHitEnergyThreshold = 1.52; // MeVs
45 : const Float_t AliACORDEConstants::fgkMaxHitTimeDifference = 40.0; // nanoseconds
46 : const Int_t AliACORDEConstants::fgkMultiMuonThreshold = 2;
47 : const Float_t AliACORDEConstants::fgkMultiMuonWindow = 25;
48 : const Float_t AliACORDEConstants::fgkInsideModulePositionX[60] ={
49 : 149.831, 743.687, 744.367, 744.4, 744.535, 745.991, 745.41,0,0, 151.197,
50 : 529.449, 529.76, 529.911, 529.911, 530.172,529.709, 529.692, 529.597, 528.859, 528.131,
51 : 304.946, 304.472, 304.092, 303.734, 303.165, 303.301, 303.195, 303.422, 303.927, 304.091,
52 : -3.974, -3.806, -2.984, -2.855, -3.042, -3.124, -3.395, -2.774, -3.072, -2.897,
53 : -319.384, -318.925, 0,-318.133, -317.404, -317.365, -316.973, -317.222,-317.564,-317.913,
54 : 149.892, -537.461, -537.75, -537.327,-536.877, -502.826, -506.978,-531.402,-530.587,149.541};
55 : const Float_t AliACORDEConstants::fgkInsideModulePositionY[60] ={
56 : 860.235, 486.767, 486.763, 487.156, 487.018, 485.638, 486.394, 0,0,859.869,
57 : 700.202, 700.11, 700.345, 700.746, 701.481, 701.662, 701.925, 701.51, 701.64, 702.098,
58 : 859.937, 859.712, 859.738, 859.788, 859.88, 860.278, 860.155, 860.131, 860.14, 859.731,
59 : 860.096, 860.035, 860.416, 860.451, 860.655, 860.445, 860.601, 860.275, 860.623, 860.665,
60 : 916.198, 916.005, 0, 915.731, 915.768, 914.931, 914.708, 914.794, 915.021, 915.084,
61 : 860.287, 692.384, 692.392, 693.071, 692.86, 725.954, 722.077, 698.292, 698.883, 860.37};
62 : const Float_t AliACORDEConstants::fgkInsideModulePositionZ[60] ={
63 : 88.372, 348.682, 246.52, 147.039, 48.754, -51.643, -120.342, 0,0, 15.526,
64 : 447.027, 348.189, 249.102, 147.577, 47.405, -50.559, -150.334, -251.987, -348.106, -449.947,
65 : 448.725, 348.555, 248.541, 148.55, 48.717, -51.631, -151.254, -251.632, -351.217,-451.428,
66 : 453.195, 349.899, 249.957, 150.162, 50.603, -49.562, -149.784, -250.068, -349.753, -450.307,
67 : 449.871, 351.462, 0, 144.424, 48.172, -52.382, -153.346, -252.389, -353.167, -454.27,
68 : -13.83, 350.436, 248.14, 107.763, 46.085, -85.097, -184.909, -258.298, -349.324, -113.94};
69 : const Float_t AliACORDEConstants::fgkCenterModulePositionX[60] = {
70 : -1.733 , 637.6 , 638.1095, 637.888, 637.8125, 639.579 , 638.63 , 639.332, 639.28 , -0.869,
71 : 423.5795, 423.693, 423.795 , 423.452, 423.274, 422.9885, 422.8995, 423.166, 422.7265, 422.1595,
72 : 153.119 , 152.362, 152.065 , 151.976, 151.518, 155.316, 151.427, 151.642, 152.465 , 151.93,
73 : -156.171, -152.082,-155.098, -155.141,-154.922, -155.124, -155.629, -154.709,-155.223, -154.841,
74 : -423.037, -422.772, -426,-422.229,-421.756, -422.053, -422.1545, -422.0375,-422.135,-422.311,
75 : 1.637, -643.0205,-643.1815,-642.6285, -642.5675, -610.356, -614.177, -637.256, -636.576, -2.157};
76 : const Float_t AliACORDEConstants::fgkCenterModulePositionY[60] = {
77 : 859.72, 592.766, 592.428, 592.81, 592.68, 591.3185, 592.017, 590.053, 590.077, 859.516,
78 : 806.5215, 806.3125, 806.312, 806.4895, 806.6705, 807.0455, 807.335, 807.187, 807.615, 808.141,
79 : 859.493, 859.044, 859.285, 859.422, 859.396, 859.597, 859.624, 859.677, 859.482, 859.417,
80 : 859.669, 859.494, 859.527, 859.774, 859.486, 859.499, 859.491, 859.505, 859.823, 859.747,
81 : 807.771, 807.671, 807.6, 807.5765, 807.9485, 807.2915, 807.82, 807.445, 807.366, 807.331,
82 : 859.525, 585.937, 585.616, 586.0805, 586.221, 618.107, 614.02, 591.9165, 592.588, 859.739};
83 : const Float_t AliACORDEConstants::fgkCenterModulePositionZ[60] = {
84 : 87.187, 348.1785, 247.3485, 147.058, 48.413, -49.9585, -121.0015, -281.09, -349.005, 16.161,
85 : 447.538, 348.676, 250.728, 146.9505, 47.299, -50.535, -150.6745, -249.6215, -348.2345, -449.8365,
86 : 449.018, 349.157, 249.406, 149.052, 49.198, -50.944, -150.735, -250.661,-350.989, -450.826,
87 : 452.428, 349.194, 249.399, 149.286, 49.493, -51.392, -150.955, -251.476, -351.018, -451.487,
88 : 446.97, 350.215, 250.215, 146.4975,44.1585, -50.8225, -147.4875, -254.989, -352.524, -448.606,
89 : -14.146, 349.752, 249.0625, 105.4995, 44.571, -81.677, -181.26, -258.498, -349.4315, -113.948};
90 : const Float_t AliACORDEConstants::fgkOutsideModulePositionX[60] ={
91 : -149.874, 531.513, 531.852, 531.376, 531.09, 533.167, 531.85, 531.587, 531.878, -148.895,
92 : 317.71, 317.626, 317.679, 316.993, 316.376, 316.268, 316.105, 316.735, 316.594, 316.188,
93 : 5.086, 4.271, 4.228, 3.875, 3.38, 3.425, 3.402, 3.534, 4.237, 4.199,
94 : -303.888, -303.866, -303.157, -302.97, -302.994, -303.264, -303.36, -302.872, -303.247,-302.837,
95 : -526.69, -526.619, -526.568, -526.325, -526.108, -526.741, -527.336, -526.853, -526.706, -526.709,
96 : -150.248, -748.58, -748.613, -747.93, -748.258, 0, 0,-743.11, -742.565, -150.26};
97 : const Float_t AliACORDEConstants::fgkOutsideModulePositionY[60] ={
98 : 860.564, 698.765, 698.093, 698.464, 698.342, 696.999, 697.64, 697.851, 697.969, 860.44,
99 : 912.841, 912.515, 912.279, 912.233, 911.86, 912.429, 912.745, 912.864, 913.59, 914.184,
100 : 860.42, 860.067, 860.278, 860.318, 860.285, 860.28, 860.466, 860.362, 860.222, 860.322,
101 : 860.563, 860.247, 859.991, 860.354, 860.06, 860.056, 859.686, 860.074, 860.463, 860.343,
102 : 699.344, 699.337, 698.834, 699.422, 700.129, 699.652, 700.932, 700.096, 699.711, 699.578,
103 : 860.159, 479.49, 478.84, 479.09, 479.582, 0,0,485.541, 486.293, 860.416};
104 : const Float_t AliACORDEConstants::fgkOutsideModulePositionZ[60] ={
105 : 85.538, 347.675, 248.177, 147.077, 48.072, -48.274, -121.661, -281.827, -347.063, 16.81,
106 : 448.049, 349.163, 252.354, 146.324,47.193, -50.511, -151.015, -247.256, -348.363, -449.726,
107 : 449.235, 349.438, 249.614, 149.883, 49.413, -49.848, -149.932, -250.458, -350.314, -450.194,
108 : 451.868, 348.663, 248.448, 148.685, 48.844, -52.617, -152.185, -251.881, -352.541, -452.442,
109 : 444.069, 348.968, 247.813, 148.571, 40.145, -49.263, -141.629, -257.589, -351.881, -442.942,
110 : -14.142, 349.068, 249.985, 103.236, 43.057, 0, 0, -258.698, -349.539, -114.16};
111 : const Float_t AliACORDEConstants::fgkOldModulePositionX[60] = {
112 : 641, 641, 641, 641, 641, 641, 641, 641, 641, 641,
113 : 426, 426, 426, 426, 426, 426, 426, 426, 426, 426,
114 : 153, 153, 153, 153, 153, 153, 153, 153, 153, 153,
115 : -153, -153, -153, -153, -153, -153, -153, -153, -153,
116 : -153, -426, -426, -426, -426, -426, -426, -426, -426,
117 : -426, -426, -644, -644, -644, -644, -644, -619, -623,
118 : -641, -641, -641};
119 : const Float_t AliACORDEConstants::fgkOldModulePositionY[60] = {
120 : 582, 574, 574, 574, 574, 574, 574, 574, 574, 582,
121 : 789, 789, 789, 789, 789, 789, 789, 789, 789, 789,
122 : 850, 850, 850, 850, 850, 850, 850, 850, 850, 850,
123 : 850, 850, 850, 850, 850, 850, 850, 850, 850, 850,
124 : 789, 789, 789, 789, 789, 789, 789, 789, 789, 789,
125 : 582, 574, 574, 574, 574, 601, 597, 574, 574, 582};
126 : const Float_t AliACORDEConstants::fgkOldModulePositionZ[60] = {
127 : 450, 350, 250, 150, 50, -50, -120, -280, -350, -450,
128 : 450, 350, 250, 150, 50, -50, -150, -250, -350, -450,
129 : 450, 350, 250, 150, 50, -50, -150, -250, -350, -450,
130 : 450, 350, 250, 150, 50, -50, -150, -250, -350, -450,
131 : 450, 350, 250, 150, 50, -50, -150, -250, -350, -450,
132 : 450, 350, 250, 104, 50, -85, -184, -258, -350, -450};
133 :
134 :
135 : const Float_t AliACORDEConstants::fgkSupportModulePositionX[60] = {
136 : 641, 641, 641, 641, 641, 641, 641, 641, 641, 641,
137 : 426, 426, 426, 426, 426, 426, 426, 426, 426, 426,
138 : 153, 153, 153, 153, 153, 153, 153, 153, 153, 153,
139 : -153, -153, -153, -153, -153, -153, -153, -153, -153,
140 : -153, -426, -426, -426, -426, -426, -426, -426, -426,
141 : -426, -426, -644, -644, -644, -644, -644, -619, -623,
142 : -641, -641, -641};
143 : const Float_t AliACORDEConstants::fgkSupportModulePositionY[60] = {
144 : 582, 582, 582, 582, 582, 582, 582, 582, 582, 582,
145 : 797, 797, 797, 797, 797, 797, 797, 797, 797, 797,
146 : 850, 850, 850, 850, 850, 850, 850, 850, 850, 850,
147 : 850, 850, 850, 850, 850, 850, 850, 850, 850, 850,
148 : 797, 797, 797, 797, 797, 797, 797, 797, 797, 797,
149 : 582, 582, 582, 582, 582, 609, 605, 582, 582, 582};
150 : const Float_t AliACORDEConstants::fgkSupportModulePositionZ[60] = {
151 : 450, 350, 250, 150, 50, -50, -120, -280, -350, -450,
152 : 450, 350, 250, 150, 50, -50, -150, -250, -350, -450,
153 : 450, 350, 250, 150, 50, -50, -150, -250, -350, -450,
154 : 450, 350, 250, 150, 50, -50, -150, -250, -350, -450,
155 : 450, 350, 250, 150, 50, -50, -150, -250, -350, -450,
156 : 450, 350, 250, 104, 50, -85, -176, -250, -350, -450};
157 :
158 :
159 : const Float_t AliACORDEConstants::fgkOldExtraModulePositionZ[4] = {93.0, 18., -18, -93};
160 : const Float_t AliACORDEConstants::fgkOldExtraModulePositionX = 0.0;
161 : const Float_t AliACORDEConstants::fgkOldExtraModulePositionY = 850.0;
162 : const Int_t AliACORDEConstants::fgkOldModuleElectronicChannel[60] = {
163 : // Old configuration of ACORDE channels in patch panel cards used ONLY in cosmic runs from 2008
164 : /* DCS 0_0 ITS-1*/ 10,
165 : /* DCS 0_1 */ 4,
166 : /* DCS 0_2 */ 8,
167 : /* DCS 0_3 */ 7,
168 : /* DCS 0_4 */ 6,
169 : /* DCS 0_5 */ 5,
170 : /* DCS 0_6 */ 9,
171 : /* DCS 0_7 */ 3,
172 : /* DCS 0_8 */ 2,
173 : /* DCS 0_9 ITS-2*/ 42,
174 : /* DCS 1_0 */ 20,
175 : /* DCS 1_1 */ 19,
176 : /* DCS 1_2 */ 18,
177 : /* DCS 1_3 */ 17,
178 : /* DCS 1_4 */ 16,
179 : /* DCS 1_5 */ 15,
180 : /* DCS 1_6 */ 14,
181 : /* DCS 1_7 */ 13,
182 : /* DCS 1_8 */ 12,
183 : /* DCS 1_9 */ 11,
184 : /* DCS 2_0 */ 60,
185 : /* DCS 2_1 */ 59,
186 : /* DCS 2_2 */ 58,
187 : /* DCS 2_3 */ 57,
188 : /* DCS 2_4 */ 56,
189 : /* DCS 2_5 */ 55,
190 : /* DCS 2_6 */ 54,
191 : /* DCS 2_7 */ 53,
192 : /* DCS 2_8 */ 52,
193 : /* DCS 2_9 */ 51,
194 : /* DCS 3_0 */ 40,
195 : /* DCS 3_1 */ 39,
196 : /* DCS 3_2 */ 38,
197 : /* DCS 3_3 */ 37,
198 : /* DCS 3_4 */ 36,
199 : /* DCS 3_5 */ 35,
200 : /* DCS 3_6 */ 34,
201 : /* DCS 3_7 */ 33,
202 : /* DCS 3_8 */ 32,
203 : /* DCS 3_9 */ 31,
204 : /* DCS 4_0 */ 30,
205 : /* DCS 4_1 */ 29,
206 : /* DCS 4_2 */ 28,
207 : /* DCS 4_3 */ 27,
208 : /* DCS 4_4 */ 26,
209 : /* DCS 4_5 */ 25,
210 : /* DCS 4_6 */ 24,
211 : /* DCS 4_7 */ 23,
212 : /* DCS 4_8 */ 22,
213 : /* DCS 4_9 */ 21,
214 : /* DCS 5_0 ITS-3*/ 1,
215 : /* DCS 5_1 */ 49,
216 : /* DCS 5_2 */ 48,
217 : /* DCS 5_3 */ 47,
218 : /* DCS 5_4 */ 46,
219 : /* DCS 5_5 */ 45,
220 : /* DCS 5_6 */ 44,
221 : /* DCS 5_7 */ 43,
222 : /* DCS 5_8 */ 50,
223 : /* DCS 5_9 ITS-4*/ 41
224 : };
225 :
226 :
227 :
228 12 : ClassImp(AliACORDEConstants)
229 :
230 : //_____________________________________________________________________________
231 : AliACORDEConstants::AliACORDEConstants()
232 1 : : TObject()
233 5 : {
234 : // Default constructor
235 2 : }
236 :
237 :
238 : //_____________________________________________________________________________
239 : AliACORDEConstants* AliACORDEConstants::Instance()
240 : {
241 : //
242 : // Instance implementacion
243 : //
244 :
245 18 : if ( !fgInstance ) {
246 2 : fgInstance = new AliACORDEConstants;
247 1 : }
248 9 : return fgInstance;
249 0 : }
250 :
251 : //_____________________________________________________________________________
252 : AliACORDEConstants::~AliACORDEConstants()
253 0 : {
254 : //
255 : // destructor for instance
256 : //
257 0 : fgInstance = 0;
258 0 : }
259 :
260 : //_____________________________________________________________________________
261 : Float_t AliACORDEConstants::InsideModulePositionX(Int_t i) const
262 : {
263 : //
264 : // Returns the InsideModulePositionX
265 : //
266 0 : return fgkInsideModulePositionX[i];
267 : }
268 : //_____________________________________________________________________________
269 : Float_t AliACORDEConstants::InsideModulePositionY(Int_t i) const
270 : {
271 : //
272 : // returns the InsideModulePositionY
273 : //
274 0 : return fgkInsideModulePositionY[i];
275 : }
276 : //_____________________________________________________________________________
277 : Float_t AliACORDEConstants::InsideModulePositionZ(Int_t i) const
278 : {
279 : //
280 : // returns the InsideModulePositionZ
281 : //
282 0 : return fgkInsideModulePositionZ[i];
283 : }
284 : //_____________________________________________________________________________
285 : Float_t AliACORDEConstants::CenterModulePositionX(Int_t i) const
286 : {
287 : //
288 : // returns the center module position X
289 : //
290 288 : return fgkCenterModulePositionX[i];
291 : }
292 : //_____________________________________________________________________________
293 : Float_t AliACORDEConstants::CenterModulePositionY(Int_t i) const
294 : {
295 : //
296 : // returns the center module position Y
297 : //
298 128 : return fgkCenterModulePositionY[i];
299 : }
300 : //_____________________________________________________________________________
301 : Float_t AliACORDEConstants::CenterModulePositionZ(Int_t i) const
302 : {
303 : //
304 : // returns the center module position Z
305 : //
306 258 : return fgkCenterModulePositionZ[i];
307 : }
308 : //_____________________________________________________________________________
309 : Float_t AliACORDEConstants::OutsideModulePositionX(Int_t i) const
310 : {
311 : //
312 : // returns the outside module position x
313 : //
314 0 : return fgkOutsideModulePositionX[i];
315 : }
316 : //_____________________________________________________________________________
317 : Float_t AliACORDEConstants::OutsideModulePositionY(Int_t i) const
318 : {
319 : //
320 : // returns the out side module position y
321 : //
322 0 : return fgkOutsideModulePositionY[i];
323 : }
324 : //_____________________________________________________________________________
325 : Float_t AliACORDEConstants::OutsideModulePositionZ(Int_t i) const
326 : {
327 : //
328 : // returns the out side module position z
329 : //
330 0 : return fgkOutsideModulePositionZ[i];
331 : }
332 : //_____________________________________________________________________________
333 : Float_t AliACORDEConstants::OldModulePositionX(Int_t i) const
334 : {
335 : // Module lenght
336 0 : return fgkOldModulePositionX[i];
337 : }
338 :
339 : //_____________________________________________________________________________
340 : Float_t AliACORDEConstants::OldModulePositionY(Int_t i) const
341 : {
342 : // Module lenght
343 0 : return fgkOldModulePositionY[i];
344 : }
345 : //_____________________________________________________________________________
346 : Float_t AliACORDEConstants::OldModulePositionZ(Int_t i) const
347 : {
348 : // Module lenght
349 0 : return fgkOldModulePositionZ[i];
350 : }
351 :
352 :
353 : //_____________________________________________________________________________
354 : Float_t AliACORDEConstants::SupportModulePositionX(Int_t i) const
355 : {
356 : // Module lenght
357 0 : return fgkSupportModulePositionX[i];
358 : }
359 :
360 : //_____________________________________________________________________________
361 : Float_t AliACORDEConstants::SupportModulePositionY(Int_t i) const
362 : {
363 : // Module lenght
364 0 : return fgkSupportModulePositionY[i];
365 : }
366 : //_____________________________________________________________________________
367 : Float_t AliACORDEConstants::SupportModulePositionZ(Int_t i) const
368 : {
369 : // Module lenght
370 0 : return fgkSupportModulePositionZ[i];
371 : }
372 :
373 :
374 :
375 : Float_t AliACORDEConstants::OldExtraModulePositionX() const
376 : {
377 : // Module lenght
378 0 : return fgkOldExtraModulePositionX;
379 : }
380 :
381 : //_____________________________________________________________________________
382 : Float_t AliACORDEConstants::OldExtraModulePositionY() const
383 : {
384 : // Module lenght
385 0 : return fgkOldExtraModulePositionY;
386 : }
387 : //_____________________________________________________________________________
388 : Float_t AliACORDEConstants::OldExtraModulePositionZ(Int_t i) const
389 : {
390 : // Module lenght
391 0 : return fgkOldExtraModulePositionZ[i];
392 : }
393 : //_____________________________________________________________________________
394 : Int_t AliACORDEConstants::OldModuleElectronicChannel(Int_t i) const
395 : {
396 : // return de ID (electronic channel in ACORDE) of each module
397 : // acording to the current match between DCS and Electronic nomenclature
398 0 : return fgkOldModuleElectronicChannel[i];
399 : }
400 : //_____________________________________________________________________________
401 : Float_t AliACORDEConstants::ModuleLength() const
402 : {
403 : // Module lenght
404 2 : return fgkModuleLength;
405 : }
406 :
407 : //_____________________________________________________________________________
408 : Float_t AliACORDEConstants::ModuleWidth() const
409 : {
410 : // Module width
411 0 : return fgkModuleWidth;
412 : }
413 :
414 : //_____________________________________________________________________________
415 : Float_t AliACORDEConstants::ModuleHeight() const
416 : {
417 : // Module height
418 4 : return fgkModuleHeight;
419 : }
420 :
421 : //_____________________________________________________________________________
422 : Float_t AliACORDEConstants::PlasticLength() const
423 : {
424 : // Length of the scintillator active zone for a single counter
425 2 : return fgkPlasticLength;
426 : }
427 :
428 : //_____________________________________________________________________________
429 : Float_t AliACORDEConstants::PlasticWidth() const
430 : {
431 : // Width of the scintillator active zone for a single counter
432 2 : return fgkPlasticWidth;
433 : }
434 :
435 : //_____________________________________________________________________________
436 : Float_t AliACORDEConstants::PlasticHeight() const
437 : {
438 : // Height of the scintillator active zone for a single counter
439 2 : return fgkPlasticHeight;
440 : }
441 :
442 : Float_t AliACORDEConstants::ProfileWidth() const
443 : {
444 : // Width of the profile of the Al box
445 0 : return fgkProfileWidth;
446 : }
447 :
448 : Float_t AliACORDEConstants::ProfileThickness() const
449 : {
450 : // Thickness of the profile of the Al box
451 0 : return fgkProfileThickness;
452 : }
453 :
454 :
455 : //_____________________________________________________________________________
456 : Float_t AliACORDEConstants::Depth() const
457 : {
458 : // Alice IP depth
459 0 : return fgkDepth;
460 : }
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