Constexpr Math

A re-implementation of some of the <cmath> functions but constexpr. More...

Functions
constexpr bool	ghassanpl::constexpr_math::isnan (std::integral auto f) noexcept
constexpr bool	ghassanpl::constexpr_math::isnan (float f)
constexpr bool	ghassanpl::constexpr_math::isnan (double f)
constexpr bool	ghassanpl::constexpr_math::isfinite (std::integral auto f) noexcept
constexpr bool	ghassanpl::constexpr_math::isfinite (float f)
constexpr bool	ghassanpl::constexpr_math::isfinite (double f)
template<std::floating_point T, typename RESULT = T>
constexpr RESULT	ghassanpl::constexpr_math::floor (T num) noexcept
template<typename T>
constexpr bool	ghassanpl::constexpr_math::signbit (T num)
template<typename T>
constexpr int	ghassanpl::constexpr_math::sign (T val)
template<std::floating_point T, typename RESULT = T>
constexpr RESULT	ghassanpl::constexpr_math::ceil (T num) noexcept
template<std::floating_point T, typename RESULT = T>
constexpr RESULT	ghassanpl::constexpr_math::trunc (T num) noexcept
template<arithmetic T>
constexpr auto	ghassanpl::constexpr_math::abs (T num)
template<arithmetic T, arithmetic U, arithmetic V>
constexpr auto	ghassanpl::constexpr_math::fma (T a, U b, V c) noexcept
template<arithmetic T, arithmetic U>
constexpr auto	ghassanpl::constexpr_math::fmod (T a, U b) noexcept
template<arithmetic T>
constexpr auto	ghassanpl::constexpr_math::sqrt (T value) noexcept
template<arithmetic T, arithmetic U>
constexpr auto	ghassanpl::constexpr_math::pow (T base, U exponent) noexcept
template<std::integral T>
constexpr unsigned	ghassanpl::constexpr_math::ilog2 (T val) noexcept
constexpr double	ghassanpl::constexpr_math::unlerp (const double a, const double b, const double t) noexcept

Detailed Description

A re-implementation of some of the <cmath> functions but constexpr.

Function Documentation

abs()

template<arithmetic T>

auto ghassanpl::constexpr_math::abs ( T num )

nodiscardconstexpr

Definition at line 165 of file constexpr_math.h.

ceil()

template<std::floating_point T, typename RESULT = T>

RESULT ghassanpl::constexpr_math::ceil ( T num )

nodiscardconstexprnoexcept

Definition at line 135 of file constexpr_math.h.

floor()

template<std::floating_point T, typename RESULT = T>

RESULT ghassanpl::constexpr_math::floor ( T num )

nodiscardconstexprnoexcept

Definition at line 67 of file constexpr_math.h.

fma()

template<arithmetic T, arithmetic U, arithmetic V>

auto ghassanpl::constexpr_math::fma ( T a, U b, V c )

nodiscardconstexprnoexcept

Definition at line 176 of file constexpr_math.h.

fmod()

template<arithmetic T, arithmetic U>

auto ghassanpl::constexpr_math::fmod ( T a, U b )

nodiscardconstexprnoexcept

Definition at line 192 of file constexpr_math.h.

ilog2()

template<std::integral T>

unsigned ghassanpl::constexpr_math::ilog2 ( T val )

nodiscardconstexprnoexcept

Definition at line 258 of file constexpr_math.h.

isfinite() [1/3]

bool ghassanpl::constexpr_math::isfinite ( double f )

nodiscardconstexpr

Definition at line 57 of file constexpr_math.h.

isfinite() [2/3]

bool ghassanpl::constexpr_math::isfinite ( float f )

nodiscardconstexpr

Definition at line 51 of file constexpr_math.h.

isfinite() [3/3]

bool ghassanpl::constexpr_math::isfinite ( std::integral auto f )

nodiscardconstexprnoexcept

Definition at line 50 of file constexpr_math.h.

isnan() [1/3]

bool ghassanpl::constexpr_math::isnan ( double f )

nodiscardconstexpr

Definition at line 44 of file constexpr_math.h.

isnan() [2/3]

bool ghassanpl::constexpr_math::isnan ( float f )

nodiscardconstexpr

Definition at line 38 of file constexpr_math.h.

isnan() [3/3]

bool ghassanpl::constexpr_math::isnan ( std::integral auto f )

nodiscardconstexprnoexcept

Definition at line 37 of file constexpr_math.h.

pow()

template<arithmetic T, arithmetic U>

auto ghassanpl::constexpr_math::pow ( T base, U exponent )

nodiscardconstexprnoexcept

Definition at line 235 of file constexpr_math.h.

sign()

template<typename T>

int ghassanpl::constexpr_math::sign ( T val )

nodiscardconstexpr

Definition at line 122 of file constexpr_math.h.

signbit()

template<typename T>

bool ghassanpl::constexpr_math::signbit ( T num )

nodiscardconstexprnoexcept

Definition at line 87 of file constexpr_math.h.

sqrt()

template<arithmetic T>

auto ghassanpl::constexpr_math::sqrt ( T value )

nodiscardconstexprnoexcept

Definition at line 222 of file constexpr_math.h.

trunc()

template<std::floating_point T, typename RESULT = T>

RESULT ghassanpl::constexpr_math::trunc ( T num )

nodiscardconstexprnoexcept

Definition at line 154 of file constexpr_math.h.

unlerp()

double ghassanpl::constexpr_math::unlerp ( const double a, const double b, const double t )

inlinenodiscardconstexprnoexcept

Definition at line 270 of file constexpr_math.h.