EirinFixed: C++20 Fixed Point Arithmetic Library

EirinFixed is a flexible and high-performance C++ fixed point number library, which provides fixed point template class, high precision mathematical operations and basic input and output functions.

License

This library is licensed under the MIT License.

Contents:

• Changelog

Getting Started

• Supported Platforms
• Integrate into Your Project
  • A. Copy into Your Project
  • B. Build and Install with XMake

Basic Usage

• Fixed Point Number
  • Constraints
  • Pre-defined Types
• Construct a Fixed Point Number
  • Construct with Integral or Floating Types
  • Literal
  • Construct from Another Fixed Point Number
  • Convert from Integer or Floating Point Types
  • Create From String
  • Create From Internal Representation
• Useful Functions
  • Get the Integral or Fractional Part
  • Get the Internal Representation
  • Sign Bit
• Arithmetic Operators
  • Quadratic Operators
  • Self Increment/Decrement Operators
• Cast Operators
• Comparison Operators
• Fixed Point Number IO
  • Standard Stream I/O
  • Other I/O Libraries
  • Builtin Input/Output

Mathematics

• Mathematic Functions
• Predefined Constants
• Numbers Header File

All Files

• Classes and Functions