wrong #ifdef removed
[u/mrichter/AliRoot.git] / HLT / TPCLib / tracking-ca / AliHLTTPCCAParam.cxx
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326c2d4b 1// @(#) $Id$
ce565086 2// **************************************************************************
fbb9b71b 3// This file is property of and copyright by the ALICE HLT Project *
d54804bf 4// ALICE Experiment at CERN, All rights reserved. *
5// *
6// Primary Authors: Sergey Gorbunov <sergey.gorbunov@kip.uni-heidelberg.de> *
7// Ivan Kisel <kisel@kip.uni-heidelberg.de> *
8// for The ALICE HLT Project. *
9// *
10// Permission to use, copy, modify and distribute this software and its *
11// documentation strictly for non-commercial purposes is hereby granted *
12// without fee, provided that the above copyright notice appears in all *
13// copies and that both the copyright notice and this permission notice *
14// appear in the supporting documentation. The authors make no claims *
15// about the suitability of this software for any purpose. It is *
16// provided "as is" without express or implied warranty. *
ce565086 17// *
d54804bf 18//***************************************************************************
326c2d4b 19
ce565086 20
326c2d4b 21#include "AliHLTTPCCAParam.h"
00d07bcd 22#include "AliHLTTPCCAMath.h"
326c2d4b 23
24
fbb9b71b 25#if !defined(HLTCA_GPUCODE)
00d07bcd 26
27GPUd() AliHLTTPCCAParam::AliHLTTPCCAParam()
fbb9b71b 28 : fISlice( 0 ), fNRows( 63 ), fAlpha( 0.174533 ), fDAlpha( 0.349066 ),
29 fCosAlpha( 0 ), fSinAlpha( 0 ), fAngleMin( 0 ), fAngleMax( 0 ), fRMin( 83.65 ), fRMax( 133.3 ),
a8714ffa 30 fZMin( 0.0529937 ), fZMax( 249.778 ), fErrX( 0 ), fErrY( 0 ), fErrZ( 0.228808 ), fPadPitch( 0.4 ), fBzkG( -5.00668 ),
31 fConstBz( -5.00668*0.000299792458 ), fHitPickUpFactor( 1. ),
f0fb467d 32 fMaxTrackMatchDRow( 4 ), fNeighboursSearchArea(3.), fTrackConnectionFactor( 3.5 ), fTrackChiCut( 3.5 ), fTrackChi2Cut( 10 ), fClusterError2CorrectionY(1.), fClusterError2CorrectionZ(1.)
326c2d4b 33{
00d07bcd 34 // constructor
eb30eb49 35 fParamS0Par[0][0][0] = 0.00047013;
36 fParamS0Par[0][0][1] = 2.00135e-05;
37 fParamS0Par[0][0][2] = 0.0106533;
38 fParamS0Par[0][0][3] = 5.27104e-08;
39 fParamS0Par[0][0][4] = 0.012829;
40 fParamS0Par[0][0][5] = 0.000147125;
41 fParamS0Par[0][0][6] = 4.99432;
42 fParamS0Par[0][1][0] = 0.000883342;
43 fParamS0Par[0][1][1] = 1.07011e-05;
44 fParamS0Par[0][1][2] = 0.0103187;
45 fParamS0Par[0][1][3] = 4.25141e-08;
46 fParamS0Par[0][1][4] = 0.0224292;
47 fParamS0Par[0][1][5] = 8.27274e-05;
48 fParamS0Par[0][1][6] = 4.17233;
49 fParamS0Par[0][2][0] = 0.000745399;
50 fParamS0Par[0][2][1] = 5.62408e-06;
51 fParamS0Par[0][2][2] = 0.0151562;
52 fParamS0Par[0][2][3] = 5.08757e-08;
53 fParamS0Par[0][2][4] = 0.0601004;
54 fParamS0Par[0][2][5] = 7.97129e-05;
55 fParamS0Par[0][2][6] = 4.84913;
56 fParamS0Par[1][0][0] = 0.00215126;
57 fParamS0Par[1][0][1] = 6.82233e-05;
58 fParamS0Par[1][0][2] = 0.0221867;
59 fParamS0Par[1][0][3] = -6.27825e-09;
60 fParamS0Par[1][0][4] = -0.00745378;
61 fParamS0Par[1][0][5] = 0.000172629;
62 fParamS0Par[1][0][6] = 6.24987;
63 fParamS0Par[1][1][0] = 0.00181667;
64 fParamS0Par[1][1][1] = -4.17772e-06;
65 fParamS0Par[1][1][2] = 0.0253429;
66 fParamS0Par[1][1][3] = 1.3011e-07;
67 fParamS0Par[1][1][4] = -0.00362827;
68 fParamS0Par[1][1][5] = 0.00030406;
69 fParamS0Par[1][1][6] = 17.7775;
70 fParamS0Par[1][2][0] = 0.00158251;
71 fParamS0Par[1][2][1] = -3.55911e-06;
72 fParamS0Par[1][2][2] = 0.0247899;
73 fParamS0Par[1][2][3] = 7.20604e-08;
74 fParamS0Par[1][2][4] = 0.0179946;
75 fParamS0Par[1][2][5] = 0.000425504;
76 fParamS0Par[1][2][6] = 20.9294;
77
15d2e9cf 78
326c2d4b 79 Update();
80}
81
7be9b0d7 82void AliHLTTPCCAParam::Initialize( int iSlice,
fbb9b71b 83 int nRows, float rowX[],
84 float alpha, float dAlpha,
85 float rMin, float rMax,
86 float zMin, float zMax,
87 float padPitch, float zSigma,
88 float bz
89 )
326c2d4b 90{
fbb9b71b 91 // initialization
d54804bf 92 fISlice = iSlice;
93 fAlpha = alpha;
94 fDAlpha = dAlpha;
95 fRMin = rMin;
96 fRMax = rMax;
97 fZMin = zMin;
98 fZMax = zMax;
99 fPadPitch = padPitch;
326c2d4b 100 fErrY = 1.; // not in use
d54804bf 101 fErrZ = zSigma;
91794c67 102 fBzkG = bz;
d54804bf 103 fNRows = nRows;
fbb9b71b 104 for ( int irow = 0; irow < nRows; irow++ ) {
d54804bf 105 fRowX[irow] = rowX[irow];
c1cab320 106 //std::cout << " row " << irow << " x= " << rowX[irow] << std::endl;
dc4788ec 107 }
108
326c2d4b 109 Update();
110}
111
7be9b0d7 112void AliHLTTPCCAParam::Update()
326c2d4b 113{
114 // update of calculated values
91794c67 115
116 const double kCLight = 0.000299792458;
117 fConstBz = fBzkG * kCLight;
118
119 fPolinomialFieldBz[0] = fConstBz * ( 0.999286 );
120 fPolinomialFieldBz[1] = fConstBz * ( -4.54386e-7 );
121 fPolinomialFieldBz[2] = fConstBz * ( 2.32950e-5 );
122 fPolinomialFieldBz[3] = fConstBz * ( -2.99912e-7 );
123 fPolinomialFieldBz[4] = fConstBz * ( -2.03442e-8 );
124 fPolinomialFieldBz[5] = fConstBz * ( 9.71402e-8 );
125
fbb9b71b 126 fCosAlpha = CAMath::Cos( fAlpha );
127 fSinAlpha = CAMath::Sin( fAlpha );
7be9b0d7 128 fAngleMin = fAlpha - fDAlpha / 2.f;
129 fAngleMax = fAlpha + fDAlpha / 2.f;
fbb9b71b 130 fErrX = fPadPitch / CAMath::Sqrt( 12. );
326c2d4b 131 fTrackChi2Cut = fTrackChiCut * fTrackChiCut;
132}
133
7be9b0d7 134#endif
135
136
fbb9b71b 137GPUd() void AliHLTTPCCAParam::Slice2Global( float x, float y, float z,
138 float *X, float *Y, float *Z ) const
139{
326c2d4b 140 // conversion of coorinates sector->global
fbb9b71b 141 *X = x * fCosAlpha - y * fSinAlpha;
142 *Y = y * fCosAlpha + x * fSinAlpha;
326c2d4b 143 *Z = z;
144}
fbb9b71b 145
146GPUd() void AliHLTTPCCAParam::Global2Slice( float X, float Y, float Z,
147 float *x, float *y, float *z ) const
326c2d4b 148{
149 // conversion of coorinates global->sector
fbb9b71b 150 *x = X * fCosAlpha + Y * fSinAlpha;
151 *y = Y * fCosAlpha - X * fSinAlpha;
326c2d4b 152 *z = Z;
153}
eb30eb49 154
fbb9b71b 155GPUd() float AliHLTTPCCAParam::GetClusterError2( int yz, int type, float z, float angle ) const
eb30eb49 156{
157 //* recalculate the cluster error wih respect to the track slope
6de2bc40 158
fbb9b71b 159 float angle2 = angle * angle;
160 const float *c = fParamS0Par[yz][type];
161 float v = c[0] + z * ( c[1] + c[3] * z ) + angle2 * ( c[2] + angle2 * c[4] + c[5] * z );
162 return CAMath::Abs( v );
eb30eb49 163}
164
fbb9b71b 165GPUd() void AliHLTTPCCAParam::GetClusterErrors2( int iRow, float z, float sinPhi, float cosPhi, float DzDs, float &Err2Y, float &Err2Z ) const
63d8b79d 166{
167 //
168 // Use calibrated cluster error from OCDB
169 //
170
fbb9b71b 171 z = CAMath::Abs( ( 250. - 0.275 ) - CAMath::Abs( z ) );
172 int type = ( iRow < 63 ) ? 0 : ( ( iRow > 126 ) ? 1 : 2 );
173 float cosPhiInv = CAMath::Abs( cosPhi ) > 1.e-2 ? 1. / cosPhi : 0;
6de2bc40 174 float angleY = sinPhi * cosPhiInv ; // dy/dx
175 float angleZ = DzDs * cosPhiInv ; // dz/dx
63d8b79d 176
fbb9b71b 177 Err2Y = GetClusterError2( 0, type, z, angleY );
178 Err2Z = GetClusterError2( 1, type, z, angleZ );
63d8b79d 179}
180
fbb9b71b 181GPUh() void AliHLTTPCCAParam::WriteSettings( std::ostream &out ) const
eb30eb49 182{
00d07bcd 183 // write settings to the file
fbb9b71b 184 out << fISlice << std::endl;
185 out << fNRows << std::endl;
186 out << fAlpha << std::endl;
187 out << fDAlpha << std::endl;
188 out << fCosAlpha << std::endl;
189 out << fSinAlpha << std::endl;
190 out << fAngleMin << std::endl;
191 out << fAngleMax << std::endl;
192 out << fRMin << std::endl;
193 out << fRMax << std::endl;
194 out << fZMin << std::endl;
195 out << fZMax << std::endl;
196 out << fErrX << std::endl;
197 out << fErrY << std::endl;
198 out << fErrZ << std::endl;
199 out << fPadPitch << std::endl;
91794c67 200 out << fBzkG << std::endl;
fbb9b71b 201 out << fHitPickUpFactor << std::endl;
202 out << fMaxTrackMatchDRow << std::endl;
203 out << fTrackConnectionFactor << std::endl;
204 out << fTrackChiCut << std::endl;
205 out << fTrackChi2Cut << std::endl;
206 for ( int iRow = 0; iRow < fNRows; iRow++ ) {
207 out << fRowX[iRow] << std::endl;
eb30eb49 208 }
fbb9b71b 209 out << std::endl;
210 for ( int i = 0; i < 2; i++ )
211 for ( int j = 0; j < 3; j++ )
212 for ( int k = 0; k < 7; k++ )
213 out << fParamS0Par[i][j][k] << std::endl;
214 out << std::endl;
eb30eb49 215}
216
00d07bcd 217GPUh() void AliHLTTPCCAParam::ReadSettings( std::istream &in )
eb30eb49 218{
00d07bcd 219 // Read settings from the file
220
eb30eb49 221 in >> fISlice;
222 in >> fNRows;
223 in >> fAlpha;
224 in >> fDAlpha;
225 in >> fCosAlpha;
226 in >> fSinAlpha;
227 in >> fAngleMin;
228 in >> fAngleMax;
229 in >> fRMin;
230 in >> fRMax;
231 in >> fZMin;
232 in >> fZMax;
233 in >> fErrX;
234 in >> fErrY;
235 in >> fErrZ;
236 in >> fPadPitch;
91794c67 237 in >> fBzkG;
693d2443 238 in >> fHitPickUpFactor;
eb30eb49 239 in >> fMaxTrackMatchDRow;
240 in >> fTrackConnectionFactor;
241 in >> fTrackChiCut;
242 in >> fTrackChi2Cut;
fbb9b71b 243 for ( int iRow = 0; iRow < fNRows; iRow++ ) {
eb30eb49 244 in >> fRowX[iRow];
245 }
fbb9b71b 246 for ( int i = 0; i < 2; i++ )
247 for ( int j = 0; j < 3; j++ )
248 for ( int k = 0; k < 7; k++ )
249 in >> fParamS0Par[i][j][k];
eb30eb49 250}