qlibs++ is the qlibs port for C++.

qlibs++ : A collection of useful libraries for embedded systems

• Download the latest release here
• Documentation and API Reference here

Below is the list of the classes and modules provided and their features:

• smoother : Filters to smooth noisy signals
  • LPF1: Low Pass Filter Order 1
  • LPF2: Low Pass Filter Order 2
  • MWM1: Moving Window Median O(n)
  • MWM2: Moving Window Median O(1): With TDL(works efficient for large windows)
  • MOR1: Moving Outlier Removal O(n)
  • MOR2: Moving Outlier Removal O(1): With TDL(works efficient for large windows)
  • GMWF: Gaussian filter
  • KLMN: Scalar Kalman filter
  • EXPW: Exponential weighting filter
• pidController : Closed Loop PID Controller
  • Derivative filter
  • Anti-Windup
  • Tracking Mode
  • Auto-tunning
  • Additive MRAC
• ltisys : Recursive LTI systems evaluation by transfer functions
  • Continuous
  • Discrete
• fis : Fuzzy Inference System Engine
  • Mamdani
  • Sugeno
  • Tsukamoto
• fp16 : Q16.16 Fixed-point math
  • Basic operations
  • Trigonometric functions
  • Exponential functions
• crc : Generic Cyclic Redundancy Check (CRC) calculator
  • CRC8
  • CRC16
  • CRC32
• bitfield: A bit-field manipulation library
• tdl : Tapped Delay Line in O(1).
• rms : Recursive Root Mean Square(RMS) calculation of a signal.
• Type-generic utilities
• Fast single-precision floating-point math
• 1D Interpolation class