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File indexing completed on 2026-03-30 07:45:39
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 #pragma once 0010 0011 #include "Acts/Definitions/Algebra.hpp" 0012 #include "Acts/Material/IVolumeMaterial.hpp" 0013 #include "Acts/Material/Material.hpp" 0014 0015 #include <iosfwd> 0016 0017 namespace Acts { 0018 0019 /// @class HomogeneousVolumeMaterial 0020 /// 0021 /// @ingroup material 0022 /// 0023 /// It extends the IVolumeMaterial base class to describe a simple 0024 /// homogeneous material in a volume 0025 class HomogeneousVolumeMaterial : public IVolumeMaterial { 0026 public: 0027 /// Explicit constructor 0028 /// 0029 /// @param material is the material held by this 0030 explicit HomogeneousVolumeMaterial(const Material& material); 0031 0032 /// Copy Constructor 0033 /// 0034 /// @param hvm is the source material 0035 HomogeneousVolumeMaterial(const HomogeneousVolumeMaterial& hvm) = default; 0036 0037 /// Copy Move Constructor 0038 /// 0039 /// @param hvm is the source material 0040 HomogeneousVolumeMaterial(HomogeneousVolumeMaterial&& hvm) = default; 0041 0042 /// Destructor 0043 ~HomogeneousVolumeMaterial() override = default; 0044 0045 /// Assignment operator 0046 /// 0047 /// @param hvm is the source material 0048 /// @return Reference to this object for assignment chaining 0049 HomogeneousVolumeMaterial& operator=(const HomogeneousVolumeMaterial& hvm) = 0050 default; 0051 0052 /// Access to actual material 0053 /// 0054 /// @param position is the request position for the material call 0055 /// @note @p position is ignored 0056 /// @todo interface to change including 'cell' 0057 /// @return The homogeneous material properties at any position 0058 const Material material(const Vector3& position) const final; 0059 0060 /// Output Method for std::ostream 0061 /// 0062 /// @param sl The outoput stream 0063 /// @return Reference to the output stream for method chaining 0064 std::ostream& toStream(std::ostream& sl) const final; 0065 0066 private: 0067 Material m_material; 0068 0069 /// @brief Check if two materials are exactly equal. 0070 /// 0071 /// This is a strict equality check, i.e. the materials must have identical 0072 /// properties. 0073 /// 0074 /// @param lhs is the left hand side material 0075 /// @param rhs is the right hand side material 0076 /// 0077 /// @return true if the materials are equal 0078 friend constexpr bool operator==(const HomogeneousVolumeMaterial& lhs, 0079 const HomogeneousVolumeMaterial& rhs) { 0080 return lhs.m_material == rhs.m_material; 0081 } 0082 }; 0083 0084 } // namespace Acts
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