OpenEDR Documentation

The Boost TypeTraits library provides a set of specialized traits classes that encapsulate properties of the C++ type system.

Key features include:

• Trait Classes: Classes that determine if a type has a specific property (e.g., if it is a pointer, a reference, has a trivial constructor, or has a const-qualifier). These classes inherit from true_type if the property exists, or false_type otherwise.
• Type Transformations: Classes that perform transformations on a type (e.g., removing top-level const or volatile qualifiers). These classes provide a single typedef member representing the transformed type.

The Parallel Boost Graph Library (PBGL) is an extension to the Boost Graph Library (BGL) designed for parallel and distributed computing. It provides distributed graphs and algorithms that exploit both coarse-grained and fine-grained parallelism.

Key features include:

• Interface Compatibility: Retains the same interfaces as the sequential BGL, making it easy to parallelize existing BGL code.
• Parallelism Models: Supports distributed computing via process groups (e.g., MPI) and fine-grained parallelism via parallel algorithms.
• Distributed Components: Includes distributed queues, property maps, and various distributed graph concepts (Vertex List, Edge List, etc.).

boost.context is a foundational library providing cooperative multitasking on a single thread. It provides an abstraction of the current execution state (stack, stack pointer, registers, CPU flags, and instruction pointer) via an execution_context instance.

Key features include:

• Fibers: A mechanism to suspend the current execution path and transfer control to another fiber on the same thread. This allows suspending execution from within nested functions and resuming later.
• Low Overhead: Unlike thread context switches that require OS kernel system calls (costing >1000 CPU cycles on x86), fiber transfers occur within a single thread and cost fewer than 100 CPU cycles.
• Portability: While a fiber's execution path runs on a single thread, it can be migrated to another thread at any time.

Requirement: boost.context requires C++11.

Boost.Hof (HigherOrderFunctions) is a header-only C++11/C++14 library providing utilities for functions and function objects. It aims to simplify metaprogramming tasks by providing modern constructs for function initialization, overloading, and return type deduction.

The library is divided into three main components:

• Function Adaptors and Decorators: Enhance functions with additional capabilities.
• Functions: Return functions that achieve specific purposes.
• Utilities: General utilities for defining or using functions.