MkFitCore/src/MkBase.h

0001 #ifndef RecoTracker_MkFitCore_src_MkBase_h
0002 #define RecoTracker_MkFitCore_src_MkBase_h
0003
0004 #include "Matrix.h"
0005
0006 #include "PropagationMPlex.h"
0007
0008 namespace mkfit {
0009
0010   class PropagationFlags;
0011
0012   //==============================================================================
0013   // MkBase
0014   //==============================================================================
0015
0016   class MkBase {
0017   public:
0018     static constexpr int iC = 0;  // current
0019     static constexpr int iP = 1;  // propagated
0020
0021     float getPar(int itrack, int i, int par) const { return m_Par[i].constAt(itrack, par, 0); }
0022
0023     float radiusSqr(int itrack, int i) const { return hipo_sqr(getPar(itrack, i, 0), getPar(itrack, i, 1)); }
0024     float radius(int itrack, int i) const { return hipo(getPar(itrack, i, 0), getPar(itrack, i, 1)); }
0025
0026     //----------------------------------------------------------------------------
0027
0028     MkBase() {}
0029
0030     //----------------------------------------------------------------------------
0031
0032     void propagateTracksToR(float r, const int N_proc, const PropagationFlags &pf) {
0033       MPlexQF msRad;
0034 #pragma omp simd
0035       for (int n = 0; n < NN; ++n) {
0036         msRad.At(n, 0, 0) = r;
0037       }
0038
0039       propagateHelixToRMPlex(m_Err[iC], m_Par[iC], m_Chg, msRad, m_Err[iP], m_Par[iP], m_FailFlag, N_proc, pf);
0040     }
0041
0042     void propagateTracksToHitR(const MPlexHV &par,
0043                                const int N_proc,
0044                                const PropagationFlags &pf,
0045                                const MPlexQI *noMatEffPtr = nullptr) {
0046       MPlexQF msRad;
0047 #pragma omp simd
0048       for (int n = 0; n < NN; ++n) {
0049         msRad.At(n, 0, 0) = hipo(par.constAt(n, 0, 0), par.constAt(n, 1, 0));
0050       }
0051
0052       propagateHelixToRMPlex(
0053           m_Err[iC], m_Par[iC], m_Chg, msRad, m_Err[iP], m_Par[iP], m_FailFlag, N_proc, pf, noMatEffPtr);
0054     }
0055
0056     //----------------------------------------------------------------------------
0057
0058     void propagateTracksToZ(float z, const int N_proc, const PropagationFlags &pf) {
0059       MPlexQF msZ;
0060 #pragma omp simd
0061       for (int n = 0; n < NN; ++n) {
0062         msZ.At(n, 0, 0) = z;
0063       }
0064
0065       propagateHelixToZMPlex(m_Err[iC], m_Par[iC], m_Chg, msZ, m_Err[iP], m_Par[iP], m_FailFlag, N_proc, pf);
0066     }
0067
0068     void propagateTracksToHitZ(const MPlexHV &par,
0069                                const int N_proc,
0070                                const PropagationFlags &pf,
0071                                const MPlexQI *noMatEffPtr = nullptr) {
0072       MPlexQF msZ;
0073 #pragma omp simd
0074       for (int n = 0; n < NN; ++n) {
0075         msZ.At(n, 0, 0) = par.constAt(n, 2, 0);
0076       }
0077
0078       propagateHelixToZMPlex(
0079           m_Err[iC], m_Par[iC], m_Chg, msZ, m_Err[iP], m_Par[iP], m_FailFlag, N_proc, pf, noMatEffPtr);
0080     }
0081
0082     void propagateTracksToPCAZ(const int N_proc, const PropagationFlags &pf) {
0083       MPlexQF msZ;  // PCA z-coordinate
0084 #pragma omp simd
0085       for (int n = 0; n < NN; ++n) {
0086         const float slope = std::tan(m_Par[iC].constAt(n, 5, 0));
0087         //      msZ.At(n, 0, 0) = ( Config::beamspotz0 + slope * ( Config::beamspotr0 - hipo(m_Par[iC].constAt(n, 0, 0), m_Par[iC].constAt(n, 1, 0))) + slope * slope * m_Par[iC].constAt(n, 2, 0) ) / ( 1+slope*slope); // PCA w.r.t. z0, r0
0088         msZ.At(n, 0, 0) = (slope * (slope * m_Par[iC].constAt(n, 2, 0) -
0089                                     hipo(m_Par[iC].constAt(n, 0, 0), m_Par[iC].constAt(n, 1, 0)))) /
0090                           (1 + slope * slope);  // PCA to origin
0091       }
0092
0093       propagateHelixToZMPlex(m_Err[iC], m_Par[iC], m_Chg, msZ, m_Err[iP], m_Par[iP], m_FailFlag, N_proc, pf);
0094     }
0095
0096     void clearFailFlag() { m_FailFlag.setVal(0); }
0097
0098     //----------------------------------------------------------------------------
0099
0100   protected:
0101     MPlexLS m_Err[2];
0102     MPlexLV m_Par[2];
0103     MPlexQI m_Chg;
0104     MPlexQI m_FailFlag;
0105   };
0106
0107 }  // end namespace mkfit
0108 #endif