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SurfaceMaterialMapperTests.cpp
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1 // This file is part of the Acts project.
2 //
3 // Copyright (C) 2017-2018 CERN for the benefit of the Acts project
4 //
5 // This Source Code Form is subject to the terms of the Mozilla Public
6 // License, v. 2.0. If a copy of the MPL was not distributed with this
7 // file, You can obtain one at http://mozilla.org/MPL/2.0/.
8 
9 #include <boost/test/unit_test.hpp>
10 
25 
26 namespace Acts {
27 
29 std::shared_ptr<const TrackingGeometry> trackingGeometry() {
30  using namespace Acts::UnitLiterals;
31 
32  BinUtility zbinned(8, -40, 40, open, binZ);
33  auto matProxy = std::make_shared<const ProtoSurfaceMaterial>(zbinned);
34 
35  Logging::Level surfaceLLevel = Logging::INFO;
36  Logging::Level layerLLevel = Logging::INFO;
37  Logging::Level volumeLLevel = Logging::INFO;
38 
39  // configure surface array creator
40  auto surfaceArrayCreator = std::make_shared<const SurfaceArrayCreator>(
41  getDefaultLogger("SurfaceArrayCreator", surfaceLLevel));
42  // configure the layer creator that uses the surface array creator
43  LayerCreator::Config lcConfig;
44  lcConfig.surfaceArrayCreator = surfaceArrayCreator;
45  auto layerCreator = std::make_shared<const LayerCreator>(
46  lcConfig, getDefaultLogger("LayerCreator", layerLLevel));
47  // configure the layer array creator
48  LayerArrayCreator::Config lacConfig;
49  auto layerArrayCreator = std::make_shared<const LayerArrayCreator>(
50  lacConfig, getDefaultLogger("LayerArrayCreator", layerLLevel));
51 
52  // tracking volume array creator
54  auto tVolumeArrayCreator = std::make_shared<const TrackingVolumeArrayCreator>(
55  tvacConfig, getDefaultLogger("TrackingVolumeArrayCreator", volumeLLevel));
56  // configure the cylinder volume helper
58  cvhConfig.layerArrayCreator = layerArrayCreator;
59  cvhConfig.trackingVolumeArrayCreator = tVolumeArrayCreator;
60  auto cylinderVolumeHelper = std::make_shared<const CylinderVolumeHelper>(
61  cvhConfig, getDefaultLogger("CylinderVolumeHelper", volumeLLevel));
62 
63  PassiveLayerBuilder::Config layerBuilderConfig;
64  layerBuilderConfig.layerIdentification = "CentralBarrel";
65  layerBuilderConfig.centralLayerRadii = {10., 20., 30.};
66  layerBuilderConfig.centralLayerHalflengthZ = {40., 40., 40.};
67  layerBuilderConfig.centralLayerThickness = {1., 1., 1.};
68  layerBuilderConfig.centralLayerMaterial = {matProxy, matProxy, matProxy};
69  auto layerBuilder = std::make_shared<const PassiveLayerBuilder>(
70  layerBuilderConfig,
71  getDefaultLogger("CentralBarrelBuilder", layerLLevel));
72  // create the volume for the beam pipe
74  cvbConfig.trackingVolumeHelper = cylinderVolumeHelper;
75  cvbConfig.volumeName = "BeamPipe";
76  cvbConfig.layerBuilder = layerBuilder;
77  cvbConfig.layerEnvelopeR = {1_mm, 1_mm};
78  cvbConfig.buildToRadiusZero = true;
79  cvbConfig.volumeSignature = 0;
80  auto centralVolumeBuilder = std::make_shared<const CylinderVolumeBuilder>(
81  cvbConfig, getDefaultLogger("CentralVolumeBuilder", volumeLLevel));
82 
83  // create the bounds and the volume
84  auto centralVolumeBounds =
85  std::make_shared<const CylinderVolumeBounds>(0., 40., 110.);
86 
87  GeometryContext gCtx;
88  auto centralVolume =
89  centralVolumeBuilder->trackingVolume(gCtx, nullptr, centralVolumeBounds);
90 
91  return std::make_shared<const TrackingGeometry>(centralVolume);
92 }
93 
94 std::shared_ptr<const TrackingGeometry> tGeometry = trackingGeometry();
95 
96 namespace Test {
97 
99 BOOST_AUTO_TEST_CASE(SurfaceMaterialMapper_tests) {
101  Navigator navigator(tGeometry);
104  std::move(stepper), std::move(navigator));
105 
108  SurfaceMaterialMapper smMapper(smmConfig, std::move(propagator));
109 
111  GeometryContext gCtx;
112  MagneticFieldContext mfCtx;
113 
115  auto mState = smMapper.createState(gCtx, mfCtx, *tGeometry);
116 
118  BOOST_CHECK_EQUAL(mState.accumulatedMaterial.size(), 3u);
119 }
120 
121 } // namespace Test
122 
123 } // namespace Acts