Trait rustduino::math::F32Ext[−][src]

pub trait F32Ext {

Show 29 methods    fn abs(self) -> f32;

    fn acos(self) -> f32;

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

    fn cos(self) -> f32;

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

    fn exp(self) -> f32;

    fn floor(self) -> f32;

    fn fract(self) -> f32;

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

    fn inv(self) -> f32;

    fn invsqrt(self) -> f32;

    fn ln(self) -> f32;

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

    fn log2(self) -> f32;

    fn log10(self) -> f32;

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

    fn powi(self, n: i32) -> f32;

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

    fn round(self) -> f32;

    fn sin(self) -> f32;

    fn sqrt(self) -> f32;

    fn tan(self) -> f32;

    fn trunc(self) -> f32;

}
Expand description

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

Required methods

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

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

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

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

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

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

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

Approximates floating point ceiling.

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

Approximates cosine in radians with a maximum error of 0.002.

Calculates Euclidean division, the matching method for rem_euclid.

Approximates e^x.

Approximates floating point floor.

Retrieve the fractional part of floating point with sign.

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

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

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

Approximates ln(x).

Approximates log with an arbitrary base.

Approximates log2.

Approximates log10.

Approximates self^n.

Approximates self^n where n is an i32

Calculates the least nonnegative remainder of self (mod other).

Round the number part of floating point with sign.

Approximates sine in radians with a maximum error of 0.002.

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

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

Retrieve whole number part of floating point with sign.

Implementors