src/TrackFitting/BetheHeitlerApprox.cpp

0001 // This file is part of the ACTS project.
0002 //
0003 // Copyright (C) 2016 CERN for the benefit of the ACTS project
0004 //
0005 // This Source Code Form is subject to the terms of the Mozilla Public
0006 // License, v. 2.0. If a copy of the MPL was not distributed with this
0007 // file, You can obtain one at https://mozilla.org/MPL/2.0/.
0008
0009 #include "Acts/TrackFitting/BetheHeitlerApprox.hpp"
0010
0011 Acts::AtlasBetheHeitlerApprox<6, 5> Acts::makeDefaultBetheHeitlerApprox(
0012     bool clampToRange) {
0013   // Tracking/TrkFitter/TrkGaussianSumFilterUtils/Data/BetheHeitler_cdf_nC6_O5.par
0014   // clang-format off
0015   constexpr static AtlasBetheHeitlerApprox<6, 5>::Data cdf_cmps6_order5_data = {{
0016       // Component #1
0017       {
0018           {{3.74397e+004,-1.95241e+004, 3.51047e+003,-2.54377e+002, 1.81080e+001,-3.57643e+000}},
0019           {{3.56728e+004,-1.78603e+004, 2.81521e+003,-8.93555e+001,-1.14015e+001, 2.55769e-001}},
0020           {{3.73938e+004,-1.92800e+004, 3.21580e+003,-1.46203e+002,-5.65392e+000,-2.78008e+000}}
0021       },
0022       // Component #2
0023       {
0024           {{-4.14035e+004, 2.31883e+004,-4.37145e+003, 2.44289e+002, 1.13098e+001,-3.21230e+000}},
0025           {{-2.06936e+003, 2.65334e+003,-1.01413e+003, 1.78338e+002,-1.85556e+001, 1.91430e+000}},
0026           {{-5.19068e+004, 2.55327e+004,-4.22147e+003, 1.90227e+002, 9.34602e+000,-4.80961e+000}}
0027       },
0028       // Component #3
0029       {
0030           {{2.52200e+003,-4.86348e+003, 2.11942e+003,-3.84534e+002, 2.94503e+001,-2.83310e+000}},
0031           {{1.80405e+003,-1.93347e+003, 6.27196e+002,-4.32429e+001,-1.43533e+001, 3.58782e+000}},
0032           {{-4.61617e+004, 1.78221e+004,-1.95746e+003,-8.80646e+001, 3.43153e+001,-7.57830e+000}}
0033       },
0034       // Component #4
0035       {
0036           {{4.94537e+003,-2.08737e+003, 1.78089e+002, 2.29879e+001,-5.52783e+000,-1.86800e+000}},
0037           {{4.60220e+003,-1.62269e+003,-1.57552e+002, 2.01796e+002,-5.01636e+001, 6.47438e+000}},
0038           {{-9.50373e+004, 4.05517e+004,-5.62596e+003, 4.58534e+001, 6.70479e+001,-1.22430e+001}}
0039       },
0040       // Component #5
0041       {
0042           {{-1.04129e+003, 1.15222e+002,-2.70356e+001, 3.18611e+001,-7.78800e+000,-1.50242e+000}},
0043           {{-2.71361e+004, 2.00625e+004,-6.19444e+003, 1.10061e+003,-1.29354e+002, 1.08289e+001}},
0044           {{3.15252e+004,-3.31508e+004, 1.20371e+004,-2.23822e+003, 2.44396e+002,-2.09130e+001}}
0045       },
0046       // Component #6
0047       {
0048           {{1.27751e+004,-6.79813e+003, 1.24650e+003,-8.20622e+001,-2.33476e+000, 2.46459e-001}},
0049           {{3.64336e+005,-2.08457e+005, 4.33028e+004,-3.67825e+003, 4.22914e+001, 1.42701e+001}},
0050           {{-1.79298e+006, 1.01843e+006,-2.10037e+005, 1.82222e+004,-4.33573e+002,-2.72725e+001}}
0051       },
0052   }};
0053   // clang-format on
0054
0055   return AtlasBetheHeitlerApprox<6, 5>(cdf_cmps6_order5_data,
0056                                        cdf_cmps6_order5_data, true, true, 0.2,
0057                                        0.2, clampToRange);
0058 }