added saving of result in alien
[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 ),
91794c67 30 fZMin( 0.0529937 ), fZMax( 249.778 ), fErrX( 0 ), fErrY( 0 ), fErrZ( 0.228808 ), fPadPitch( 0.4 ), fBzkG( 5. ),
c26cae51 31 fConstBz( 5.*0.000299792458 ), fHitPickUpFactor( 1. ),
fbb9b71b 32 fMaxTrackMatchDRow( 4 ), fTrackConnectionFactor( 3.5 ), fTrackChiCut( 3.5 ), fTrackChi2Cut( 10 )
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}
00d07bcd 81#endif
326c2d4b 82
fbb9b71b 83GPUd() void AliHLTTPCCAParam::Initialize( int iSlice,
84 int nRows, float rowX[],
85 float alpha, float dAlpha,
86 float rMin, float rMax,
87 float zMin, float zMax,
88 float padPitch, float zSigma,
89 float bz
90 )
326c2d4b 91{
fbb9b71b 92 // initialization
d54804bf 93 fISlice = iSlice;
94 fAlpha = alpha;
95 fDAlpha = dAlpha;
96 fRMin = rMin;
97 fRMax = rMax;
98 fZMin = zMin;
99 fZMax = zMax;
100 fPadPitch = padPitch;
326c2d4b 101 fErrY = 1.; // not in use
d54804bf 102 fErrZ = zSigma;
91794c67 103 fBzkG = bz;
d54804bf 104 fNRows = nRows;
fbb9b71b 105 for ( int irow = 0; irow < nRows; irow++ ) {
d54804bf 106 fRowX[irow] = rowX[irow];
c1cab320 107 //std::cout << " row " << irow << " x= " << rowX[irow] << std::endl;
dc4788ec 108 }
109
326c2d4b 110 Update();
111}
112
00d07bcd 113GPUd() void AliHLTTPCCAParam::Update()
326c2d4b 114{
115 // update of calculated values
91794c67 116
117 const double kCLight = 0.000299792458;
118 fConstBz = fBzkG * kCLight;
119
120 fPolinomialFieldBz[0] = fConstBz * ( 0.999286 );
121 fPolinomialFieldBz[1] = fConstBz * ( -4.54386e-7 );
122 fPolinomialFieldBz[2] = fConstBz * ( 2.32950e-5 );
123 fPolinomialFieldBz[3] = fConstBz * ( -2.99912e-7 );
124 fPolinomialFieldBz[4] = fConstBz * ( -2.03442e-8 );
125 fPolinomialFieldBz[5] = fConstBz * ( 9.71402e-8 );
126
fbb9b71b 127 fCosAlpha = CAMath::Cos( fAlpha );
128 fSinAlpha = CAMath::Sin( fAlpha );
129 fAngleMin = fAlpha - fDAlpha / 2.;
130 fAngleMax = fAlpha + fDAlpha / 2.;
131 fErrX = fPadPitch / CAMath::Sqrt( 12. );
326c2d4b 132 fTrackChi2Cut = fTrackChiCut * fTrackChiCut;
133}
134
fbb9b71b 135GPUd() void AliHLTTPCCAParam::Slice2Global( float x, float y, float z,
136 float *X, float *Y, float *Z ) const
137{
326c2d4b 138 // conversion of coorinates sector->global
fbb9b71b 139 *X = x * fCosAlpha - y * fSinAlpha;
140 *Y = y * fCosAlpha + x * fSinAlpha;
326c2d4b 141 *Z = z;
142}
fbb9b71b 143
144GPUd() void AliHLTTPCCAParam::Global2Slice( float X, float Y, float Z,
145 float *x, float *y, float *z ) const
326c2d4b 146{
147 // conversion of coorinates global->sector
fbb9b71b 148 *x = X * fCosAlpha + Y * fSinAlpha;
149 *y = Y * fCosAlpha - X * fSinAlpha;
326c2d4b 150 *z = Z;
151}
eb30eb49 152
fbb9b71b 153GPUd() float AliHLTTPCCAParam::GetClusterError2( int yz, int type, float z, float angle ) const
eb30eb49 154{
155 //* recalculate the cluster error wih respect to the track slope
6de2bc40 156
fbb9b71b 157 float angle2 = angle * angle;
158 const float *c = fParamS0Par[yz][type];
159 float v = c[0] + z * ( c[1] + c[3] * z ) + angle2 * ( c[2] + angle2 * c[4] + c[5] * z );
160 return CAMath::Abs( v );
eb30eb49 161}
162
fbb9b71b 163GPUd() void AliHLTTPCCAParam::GetClusterErrors2( int iRow, float z, float sinPhi, float cosPhi, float DzDs, float &Err2Y, float &Err2Z ) const
63d8b79d 164{
165 //
166 // Use calibrated cluster error from OCDB
167 //
168
fbb9b71b 169 z = CAMath::Abs( ( 250. - 0.275 ) - CAMath::Abs( z ) );
170 int type = ( iRow < 63 ) ? 0 : ( ( iRow > 126 ) ? 1 : 2 );
171 float cosPhiInv = CAMath::Abs( cosPhi ) > 1.e-2 ? 1. / cosPhi : 0;
6de2bc40 172 float angleY = sinPhi * cosPhiInv ; // dy/dx
173 float angleZ = DzDs * cosPhiInv ; // dz/dx
63d8b79d 174
fbb9b71b 175 Err2Y = GetClusterError2( 0, type, z, angleY );
176 Err2Z = GetClusterError2( 1, type, z, angleZ );
63d8b79d 177}
178
179
fbb9b71b 180GPUh() void AliHLTTPCCAParam::WriteSettings( std::ostream &out ) const
eb30eb49 181{
00d07bcd 182 // write settings to the file
fbb9b71b 183 out << fISlice << std::endl;
184 out << fNRows << std::endl;
185 out << fAlpha << std::endl;
186 out << fDAlpha << std::endl;
187 out << fCosAlpha << std::endl;
188 out << fSinAlpha << std::endl;
189 out << fAngleMin << std::endl;
190 out << fAngleMax << std::endl;
191 out << fRMin << std::endl;
192 out << fRMax << std::endl;
193 out << fZMin << std::endl;
194 out << fZMax << std::endl;
195 out << fErrX << std::endl;
196 out << fErrY << std::endl;
197 out << fErrZ << std::endl;
198 out << fPadPitch << std::endl;
91794c67 199 out << fBzkG << std::endl;
fbb9b71b 200 out << fHitPickUpFactor << std::endl;
201 out << fMaxTrackMatchDRow << std::endl;
202 out << fTrackConnectionFactor << std::endl;
203 out << fTrackChiCut << std::endl;
204 out << fTrackChi2Cut << std::endl;
205 for ( int iRow = 0; iRow < fNRows; iRow++ ) {
206 out << fRowX[iRow] << std::endl;
eb30eb49 207 }
fbb9b71b 208 out << std::endl;
209 for ( int i = 0; i < 2; i++ )
210 for ( int j = 0; j < 3; j++ )
211 for ( int k = 0; k < 7; k++ )
212 out << fParamS0Par[i][j][k] << std::endl;
213 out << std::endl;
eb30eb49 214}
215
00d07bcd 216GPUh() void AliHLTTPCCAParam::ReadSettings( std::istream &in )
eb30eb49 217{
00d07bcd 218 // Read settings from the file
219
eb30eb49 220 in >> fISlice;
221 in >> fNRows;
222 in >> fAlpha;
223 in >> fDAlpha;
224 in >> fCosAlpha;
225 in >> fSinAlpha;
226 in >> fAngleMin;
227 in >> fAngleMax;
228 in >> fRMin;
229 in >> fRMax;
230 in >> fZMin;
231 in >> fZMax;
232 in >> fErrX;
233 in >> fErrY;
234 in >> fErrZ;
235 in >> fPadPitch;
91794c67 236 in >> fBzkG;
693d2443 237 in >> fHitPickUpFactor;
eb30eb49 238 in >> fMaxTrackMatchDRow;
239 in >> fTrackConnectionFactor;
240 in >> fTrackChiCut;
241 in >> fTrackChi2Cut;
fbb9b71b 242 for ( int iRow = 0; iRow < fNRows; iRow++ ) {
eb30eb49 243 in >> fRowX[iRow];
244 }
fbb9b71b 245 for ( int i = 0; i < 2; i++ )
246 for ( int j = 0; j < 3; j++ )
247 for ( int k = 0; k < 7; k++ )
248 in >> fParamS0Par[i][j][k];
eb30eb49 249}