#include <TrackProjectors/TrackVeloPhiProjector.h>
Inheritance diagram for TrackVeloPhiProjector:
Public Member Functions | |
| virtual StatusCode | project (const State &state, Measurement &meas) |
| virtual StatusCode | initialize () |
| initialize | |
| TrackVeloPhiProjector (const std::string &type, const std::string &name, const IInterface *parent) | |
| Standard constructor. | |
| virtual | ~TrackVeloPhiProjector () |
| Destructor. | |
Private Attributes | |
| DeVelo * | m_det |
| std::string | m_veloPath |
| Name of the Velo XML geom path. | |
Eduardo Rodrigues
Definition at line 18 of file TrackVeloPhiProjector.h.
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Standard constructor.
Definition at line 91 of file TrackVeloPhiProjector.cpp. References m_veloPath. 00094 : TrackProjector ( type, name , parent ) 00095 { 00096 declareInterface<ITrackProjector>(this); 00097 00098 declareProperty( "VeloGeometryPath", 00099 m_veloPath = "/dd/Structure/LHCb/Velo" ); 00100 }
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Destructor.
Definition at line 104 of file TrackVeloPhiProjector.cpp. 00104 {};
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initialize
Definition at line 77 of file TrackVeloPhiProjector.cpp. References m_det, and m_veloPath. 00078 {
00079 StatusCode sc = GaudiTool::initialize();
00080 if ( sc.isFailure() )
00081 return Error( "Failed to initialize!", sc );
00082
00083 m_det = getDet<DeVelo>( m_veloPath );
00084
00085 return StatusCode::SUCCESS;
00086 }
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Project a state onto a measurement. It returns the chi squared of the projection Reimplemented from TrackProjector. Definition at line 24 of file TrackVeloPhiProjector.cpp. References VeloPhiMeasurement::cluster(), TrackProjector::computeErrorResidual(), m_det, and Measurement::measure(). 00026 {
00027 double x = state.x();
00028 double y = state.y();
00029
00030 VeloPhiMeasurement& veloPhiMeas = *( dynamic_cast<VeloPhiMeasurement*>(&meas) );
00031
00032 int sensor = veloPhiMeas.cluster() -> sensor();
00033
00034 double sum = 0.;
00035 double sum2 = 0.;
00036 double sums = 0.;
00037 double second = 0.;
00038 double phi = -999.;
00039 double cosPhi = 0.;
00040 double sinPhi = 0.;
00041
00042 std::vector< std::pair<long,double> > sign = veloPhiMeas.cluster()->stripSignals();
00043 std::vector< std::pair<long,double> >::const_iterator strIt;
00044 int strip = (*sign.begin()).first;
00045 VeloChannelID channel(sensor,strip);
00046 for ( strIt = sign.begin() ; sign.end() != strIt ; strIt++ ) {
00047 strip = (*strIt).first;
00048 phi = m_det -> trgPhiDirectionOfStrip( channel );
00049 second = (*strIt).second;
00050 sum += second;
00051 sum2 += second * second;
00052 sums += second * phi ;
00053 }
00054 if ( 0 < sum ) {
00055 double phi = sums / sum;
00056 cosPhi = cos( phi );
00057 sinPhi = sin( phi );
00058 }
00059
00060 unsigned int n = state.nParameters();
00061 m_H = HepVector(n,0);
00062
00063 m_H[0] = - sinPhi;
00064 m_H[1] = cosPhi;
00065 m_H[2] = 0.;
00066
00067 m_residual = meas.measure() - ( y * cosPhi - x * sinPhi );
00068
00069 computeErrorResidual( state, meas );
00070
00071 return StatusCode::SUCCESS ;
00072 }
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Definition at line 38 of file TrackVeloPhiProjector.h. Referenced by initialize(), and project(). |
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Name of the Velo XML geom path.
Definition at line 40 of file TrackVeloPhiProjector.h. Referenced by initialize(), and TrackVeloPhiProjector(). |
1.4.1