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File indexing completed on 2025-09-15 09:06:13
0001 //------------------------------- -*- C++ -*- -------------------------------// 0002 // Copyright Celeritas contributors: see top-level COPYRIGHT file for details 0003 // SPDX-License-Identifier: (Apache-2.0 OR MIT) 0004 //---------------------------------------------------------------------------// 0005 //! \file orange/orangeinp/CsgObject.hh 0006 //! \brief CSG operations on Object instances: negation, union, intersection 0007 //---------------------------------------------------------------------------// 0008 #pragma once 0009 0010 #include <string> 0011 #include <vector> 0012 0013 #include "ObjectInterface.hh" 0014 0015 namespace celeritas 0016 { 0017 namespace orangeinp 0018 { 0019 //---------------------------------------------------------------------------// 0020 /*! 0021 * Everywhere *but* the embedded object. 0022 */ 0023 class NegatedObject : public ObjectInterface 0024 { 0025 public: 0026 // Construct with the object to negate and an empty name 0027 explicit NegatedObject(SPConstObject obj); 0028 0029 // Construct with a name and object 0030 NegatedObject(std::string&& label, SPConstObject obj); 0031 0032 //! Access the daughter object 0033 SPConstObject const& daughter() const { return obj_; } 0034 0035 //! Get the user-provided label 0036 std::string_view label() const final { return label_; } 0037 0038 // Construct a volume from this object 0039 NodeId build(VolumeBuilder&) const final; 0040 0041 // Write the object to JSON 0042 void output(JsonPimpl*) const final; 0043 0044 private: 0045 std::string label_; 0046 SPConstObject obj_; 0047 }; 0048 0049 //---------------------------------------------------------------------------// 0050 /*! 0051 * Join all of the given objects with an intersection or union. 0052 */ 0053 template<OperatorToken Op> 0054 class JoinObjects : public ObjectInterface 0055 { 0056 static_assert(Op == op_and || Op == op_or); 0057 0058 public: 0059 //!@{ 0060 //! \name Type aliases 0061 using VecObject = std::vector<SPConstObject>; 0062 //!@} 0063 0064 //! Operation joining the daughters ("and" or "or") 0065 static constexpr OperatorToken op_token = Op; 0066 0067 public: 0068 // Construct a joined object if nontrivial, or return the original 0069 static SPConstObject or_object(std::string&& label, VecObject&& objects); 0070 0071 // Construct with a label and vector of objects 0072 JoinObjects(std::string&& label, VecObject&& objects); 0073 0074 //! Access the vector of daughter objects 0075 VecObject const& daughters() const { return objects_; } 0076 0077 //! Get the user-provided label 0078 std::string_view label() const final { return label_; } 0079 0080 // Construct a volume from this object 0081 NodeId build(VolumeBuilder&) const final; 0082 0083 // Write the object to JSON 0084 void output(JsonPimpl*) const final; 0085 0086 private: 0087 std::string label_; 0088 VecObject objects_; 0089 }; 0090 0091 //---------------------------------------------------------------------------// 0092 // TYPE ALIASES 0093 //---------------------------------------------------------------------------// 0094 0095 //! Union of the given objects 0096 using AnyObjects = JoinObjects<op_or>; 0097 //! Intersection of the given objects 0098 using AllObjects = JoinObjects<op_and>; 0099 0100 //! Shared pointer to an object 0101 using SPConstObject = std::shared_ptr<ObjectInterface const>; 0102 //! Type used for defining a Region Definition Vector (RDV) 0103 using VecSenseObj = std::vector<std::pair<Sense, SPConstObject>>; 0104 0105 //---------------------------------------------------------------------------// 0106 // FREE FUNCTIONS 0107 //---------------------------------------------------------------------------// 0108 0109 // Make a new object that is the second object subtracted from the first 0110 std::shared_ptr<AllObjects const> 0111 make_subtraction(std::string&& label, 0112 SPConstObject const& minuend, 0113 SPConstObject const& subtrahend); 0114 0115 // Make a combination of possibly negated objects 0116 std::shared_ptr<AllObjects const> 0117 make_rdv(std::string&& label, VecSenseObj&& rdv); 0118 0119 //---------------------------------------------------------------------------// 0120 } // namespace orangeinp 0121 } // namespace celeritas
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