[−][src]Trait micromath::F32Ext

pub trait F32Ext: Sized {
    fn abs(self) -> f32;

    fn asin(self) -> f32;

    fn acos(self) -> f32;

    fn atan(self) -> f32;

    fn atan_norm(self) -> f32;

    fn atan2(self, other: f32) -> f32;

    fn atan2_norm(self, other: f32) -> f32;

    fn ceil(self) -> f32;

    fn cos(self) -> f32;

    fn floor(self) -> f32;

    fn hypot(self, other: f32) -> f32;

    fn inv(self) -> f32;

    fn invsqrt(self) -> f32;

    fn sin(self) -> f32;

    fn sqrt(self) -> f32;

    fn tan(self) -> f32;

    fn trunc(self) -> f32;

    fn round(self) -> f32;

    fn fract(self) -> f32;

    fn copysign(self, sign: f32) -> f32;

    fn ln(self) -> f32;

    fn exp(self) -> f32;

    fn log(self, base: f32) -> f32;

    fn log2(self) -> f32;

    fn log10(self) -> f32;

    fn powf(self, n: f32) -> f32;
}

f32 extension providing various arithmetic approximations and polyfills for std functionality.

Required methods

fn abs(self) -> f32

Compute absolute value with a constant-time, data-independent implementation.

fn asin(self) -> f32

Approximate asin(x) in radians in the range [-pi/2, pi/2].

fn acos(self) -> f32

Approximate acos(x) in radians in the range [0, pi]

fn atan(self) -> f32

Approximate atan(x) in radians with a maximum error of 0.002.

fn atan_norm(self) -> f32

Approximate atan(x) normalized to the [−1,1] range with a maximum error of 0.1620 degrees.

fn atan2(self, other: f32) -> f32

Approximate the four quadrant arctangent atan2(x) in radians, with a maximum error of 0.002.

fn atan2_norm(self, other: f32) -> f32

Approximate the four quadrant arctangent. Normalized to the [0,4) range with a maximum error of 0.1620 degrees.

fn ceil(self) -> f32

Approximate floating point ceiling.

fn cos(self) -> f32

Approximate cosine in radians with a maximum error of 0.002.

fn floor(self) -> f32

Approximate floating point floor.

fn hypot(self, other: f32) -> f32

Approximate the length of the hypotenuse of a right-angle triangle given legs of length x and y.

fn inv(self) -> f32

Approximate 1/x with an average deviation of ~8%.

fn invsqrt(self) -> f32

Approximate inverse square root with an average deviation of ~5%.

fn sin(self) -> f32

Approximate sine in radians with a maximum error of 0.002.

fn sqrt(self) -> f32

Approximate square root with an average deviation of ~5%.

fn tan(self) -> f32

Approximate tan(x) in radians with a maximum error of 0.6.

fn trunc(self) -> f32

Retrieve whole number part of floating point with sign.

fn round(self) -> f32

Round the number part of floating point with sign.

fn fract(self) -> f32

Retrieve the fractional part of floating point with sign.

fn copysign(self, sign: f32) -> f32

Copies the sign from one number to another and returns it.

fn ln(self) -> f32

Approximate ln(x).

fn exp(self) -> f32

Approximate e^x.

fn log(self, base: f32) -> f32

Approximate log with an arbitrary base.

fn log2(self) -> f32

Approximate log2.

fn log10(self) -> f32

Approximate log10.

fn powf(self, n: f32) -> f32

Approximate self^n.

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Implementors

impl F32Ext for f32[src]

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