Json/src/VolumeBoundsJsonConverter.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 "ActsPlugins/Json/VolumeBoundsJsonConverter.hpp"
0010
0011 #include "Acts/Geometry/ConeVolumeBounds.hpp"
0012 #include "Acts/Geometry/CuboidVolumeBounds.hpp"
0013 #include "Acts/Geometry/CutoutCylinderVolumeBounds.hpp"
0014 #include "Acts/Geometry/CylinderVolumeBounds.hpp"
0015 #include "Acts/Geometry/DiamondVolumeBounds.hpp"
0016 #include "Acts/Geometry/GenericCuboidVolumeBounds.hpp"
0017 #include "Acts/Geometry/TrapezoidVolumeBounds.hpp"
0018 #include "Acts/Geometry/VolumeBounds.hpp"
0019
0020 #include <algorithm>
0021 #include <stdexcept>
0022
0023 void Acts::to_json(nlohmann::json& j, const VolumeBounds& bounds) {
0024   j["type"] = bounds.type();
0025   j["values"] = bounds.values();
0026 }
0027
0028 nlohmann::json Acts::VolumeBoundsJsonConverter::toJson(
0029     const VolumeBounds& bounds) {
0030   return nlohmann::json(bounds);
0031 }
0032
0033 std::unique_ptr<Acts::VolumeBounds> Acts::VolumeBoundsJsonConverter::fromJson(
0034     const nlohmann::json& jVolumeBounds) {
0035   const auto type = jVolumeBounds["type"].get<VolumeBounds::BoundsType>();
0036
0037   switch (type) {
0038     case VolumeBounds::BoundsType::eCone:
0039       return fromJson<ConeVolumeBounds>(jVolumeBounds);
0040     case VolumeBounds::BoundsType::eCuboid:
0041       return fromJson<CuboidVolumeBounds>(jVolumeBounds);
0042     case VolumeBounds::BoundsType::eCutoutCylinder:
0043       return fromJson<CutoutCylinderVolumeBounds>(jVolumeBounds);
0044     case VolumeBounds::BoundsType::eCylinder:
0045       return fromJson<CylinderVolumeBounds>(jVolumeBounds);
0046     case VolumeBounds::BoundsType::eTrapezoid:
0047       return fromJson<TrapezoidVolumeBounds>(jVolumeBounds);
0048     case VolumeBounds::BoundsType::eDiamond:
0049       return fromJson<DiamondVolumeBounds>(jVolumeBounds);
0050     case VolumeBounds::BoundsType::eGenericCuboid:
0051       return fromJson<GenericCuboidVolumeBounds>(jVolumeBounds);
0052     default:
0053       throw std::invalid_argument("Unknown volume bounds type!");
0054   }
0055   return nullptr;
0056 }  // namespace Acts