AMReX_Math.H File Reference

#include <AMReX_Config.H>
#include <AMReX_GpuQualifiers.H>
#include <AMReX_Extension.H>
#include <AMReX_INT.H>
#include <AMReX_SIMD.H>
#include <AMReX_REAL.H>
#include <concepts>
#include <cmath>
#include <cstdlib>
#include <limits>
#include <numbers>
#include <type_traits>
#include <utility>

Go to the source code of this file.

Classes
struct	amrex::Math::FastDivmodU64

Namespaces
namespace	amrex
namespace	amrex::Math

Functions
template<std::floating_point T>
constexpr T	amrex::Math::pi ()
__host__ __device__ double	amrex::Math::cospi (double x)
	Return cos(x*pi) given x.
__host__ __device__ float	amrex::Math::cospi (float x)
	Return cos(x*pi) given x.
__host__ __device__ double	amrex::Math::sinpi (double x)
	Return sin(x*pi) given x.
__host__ __device__ float	amrex::Math::sinpi (float x)
	Return sin(x*pi) given x.
__host__ __device__ std::pair< double, double >	amrex::Math::sincos (double x)
	Return sine and cosine of given number.
__host__ __device__ std::pair< float, float >	amrex::Math::sincos (float x)
	Return sine and cosine of given number.
__host__ __device__ std::pair< double, double >	amrex::Math::sincospi (double x)
	Return sin(pi*x) and cos(pi*x) given x.
__host__ __device__ std::pair< float, float >	amrex::Math::sincospi (float x)
	Return sin(pi*x) and cos(pi*x) given x.
template<int Power, typename T > requires (!std::integral<T> || Power >= 0)
constexpr T	amrex::Math::powi (T x) noexcept
	Return pow(x, Power), where Power is an integer known at compile time.
__device__ float	__nv_powif (float, int)
__device__ double	__nv_powi (double, int)
__host__ __device__ float	amrex::Math::powi (float x, int n) noexcept
__host__ __device__ double	amrex::Math::powi (double x, int n) noexcept
template<typename T >
__host__ __device__ T	amrex::Math::comp_ellint_1 (T k)
template<typename T >
__host__ __device__ T	amrex::Math::comp_ellint_2 (T k)
__host__ __device__ double	amrex::Math::rsqrt (double x)
	Return inverse square root of x.
__host__ __device__ float	amrex::Math::rsqrt (float x)
	Return inverse square root of x.
__host__ __device__ double	amrex::Math::exp10 (double x)
	Return 10**x.
__host__ __device__ float	amrex::Math::exp10 (float x)
	Return 10**x.

Function Documentation

__nv_powi()

__device__ double __nv_powi	(	double	,
		int
	)

__nv_powif()

__device__ float __nv_powif	(	float	,
		int
	)