that take a user-suppiled lambda to generate the data needed to render our desired compile-time resource! These are e�ectively templated functions, but we will use the cleaner auto parameter syntax for

ent/view¡ K。 注2：此指message based、event driven 之programming model。 注3：此指message mapping、command routing ¡ K。 2 在技术层次上，唯MFC Internals 堪与本书比拟（本书附录Ａ附有MFC Internals 简介）。 但是MFC Internals 与Dissecting MFC 上新的功能。并在其间深入介绍Runtime Type Information（RTTI）、Dynamic Creation、 Persistence（Serialization）、Message Mapping、Command Routing 等核心技术。这些技术正 是其它书籍最缺乏的部份。此篇之最后数章则脱离Scribble 程序，另成一格。 10 本书前身，1994/08 出版的Visual C++ 对象导向MFC 程序设计基础篇以及1995/04 Journal 1995/07 的一 篇由Paul Dilascia 所撰的文章Meandering Through the Maze of MFC Message and Command Routing，以及Addison Wesley 于1996/06 出版的MFC Internals 一书，也有了相当程度的核 心涉猎，即连前面提及的Programming Windows 95 with MFC

build cross platform desktop and mobile apps • Incorporate features such as mapping, geocoding, routing, geoprocessing, etc. • In this sample we will be using the C++ SDKArcGIS Runtime Toolkit for Qt

mechanisms and see how we can leverage them in our application error handling. Did I mention threads? Routing exceptions between threads… oh my!2021 Victor Ciura | @ciura_victor - Exceptional C++ 3 About

Write Exception-Safe Code 53 class Widget { private: int i{ 0 }; std::string s{}; Resource* pr{}; // May be nullptr public: // … // … }; 1 2 3 4 5 6 7 8 9 10 11 12 s{}; Resource* pr{}; // May be nullptr public: // … // Copy constructor Widget( Widget const& w ) : i { w.i } , s { w.s } { if( w.pr ) pr = new Resource( *w.pr s{}; Resource* pr{}; // May be nullptr public: // … // Copy constructor Widget( Widget const& w ) : i { w.i } , s { w.s } { if( w.pr ) pr = new Resource( *w.pr

automatically manage the lifetime of its resource. ▪ Smart Pointers ▪ Allocate und deallocate their resource in the constructor and destructor according to the RAII idiom (Resource Acquisition Is Initialization) ▪ Release the resource if the smart pointer goes out of scope ▪ Are available in four versions raii.cppOverview Name C++ Standard Description std::auto_ptr C++98 ▪ Owns the resource exclusively ▪ „Moves“ its resource during a copy operation std::unique_ptr C++11 ▪ Owns the resource exclusively ▪ Can not be copied ▪ Deals with non-copy objects std::shared_ptr C++11 ▪ Shares a resource ▪ Supports

Environment Variables. ● Error Handler. ● Job system. ● Resource Registry. ● Reads boot data. ● Listens to kernel message pump.Resource Registry Games are constructed with a wide variety of resources meshes, materials, sounds, animations and many more. The resource registry acts as a place to store, manage and manipulate those resources. Resource Registry Renderer Physics System AI Audio compressed_textures behavior_trees audioResource Registry Resource Registry Level is streamed in Resource bundle / pack is unloaded resource_registry.get(“baz/bar/foo.wav”) resource_registry.get(“D271A15B- D4B

+ community There is no C/C++ language. Write contemporary C++ An opportunityComplete type-and-resource safety • Is an ideal (aim) of C++ • From very early on (1979) • But “being careful” doesn’t scale achieving that can be found in A brief introduction to C++'s model for type- and resource-safety (2015) and Type-and-resource safety in modern C++ (2021). • No limitations of what can be expressed • Compared October 2023 7Type-and-resource safety • Every object is accessed according to the type with which it was defined (type safety) • Every object is properly constructed and destroyed (resource safety) • Every

Readability Design for Change and Extension Design for Testability Implementation Guidelines Resource Management Back to Basics: Class Design (Part 2) Implementation Guidelines Data Member Initialization Readability Design for Change and Extension Design for Testability Implementation Guidelines Resource Management Back to Basics: Class Design (Part 2) Implementation Guidelines Data Member Initialization Readability Design for Change and Extension Design for Testability Implementation Guidelines Resource Management Back to Basics: Class Design (Part 2) Implementation Guidelines Data Member Initialization

C++17: • std::pmr::memory_resource • std::pmr::polymorphic_allocator • std::pmr::vector • std::pmr::monotonic_buffer_resource • … std::pmr 16 |// gpu unified_memory_resource mem; std::pmr::vector std::pmr::vector y(N, &mem); // … Memory Allocation 17 |struct unified_memory_resource : std::pmr::memory_resource { void* do_allocate(std::size_t, std::size_t); void do_deallocate( do_is_equal( const std::pmr::memory_resource& other) const noexcept; }; A Unified Memory Resource 18 |struct unified_memory_resource : std::pmr::memory_resource { void* do_allocate(std::size_t