Struct real_float::Finite

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#[repr(transparent)]
pub struct Finite<F: IsFinite>(_);

Implementations

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impl<F: IsFinite> Finite<F>

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pub fn try_new(val: F) -> Result<Self, InfiniteError>

Attempts to create a new Finite float.

Errors

If the value is non-finite.

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pub fn val(self) -> F

Gets the inner value of this number.

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impl<F: IsFinite> Finite<F>

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pub fn new(val: F) -> Self

Creates a new checked float.

Panics

If the number is non-finite. Note that this fn will not panic in release mode, unless the strict feature flag is set.

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impl<F: IsFinite + ToOrd> Finite<F>

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pub fn max(self, other: impl IntoInner<F>) -> Self

Returns the larger of two floating point values.

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pub fn min(self, other: impl IntoInner<F>) -> Self

Returns the smaller of two floating point values.

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impl<F: IsFinite + Round> Finite<F>

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pub fn floor(self) -> Self

Rounds this floating point number to the previous whole number.

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pub fn ceil(self) -> Self

Rounds this floating point number to the next whole number.

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pub fn round(self) -> Self

Rounds this floating point number to the nearest whole number.

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pub fn trunc(self) -> Self

Drops the fractional part of this floating point number.

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pub fn fract(self) -> Self

Returns the fractional part of this floating point number.

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impl<F: IsFinite + Signed> Finite<F>

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pub fn abs(self) -> Self

Computes the absolute value of self.

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pub fn signum(self) -> Self

Returns a number that represents the sign of self.

1.0 if the number is positive, +0.0 or INFINITY
-1.0 if the number is negative, -0.0 or NEG_INFINITY

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pub fn is_sign_negative(self) -> bool

Returns true if self has a negative sign, including -0.0 and negative infinity.

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pub fn is_sign_positive(self) -> bool

Returns true if self has a positive sign, including +0.0 and positive infinity.

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impl<F: IsFinite> Finite<F>

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pub fn try_add(self, rhs: impl IntoInner<F>) -> Result<Self, InfiniteError> where
F: Add<Output = F>,

Attempts to add two numbers.

Errors

If the result is non-finite.

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pub fn try_sub(self, rhs: impl IntoInner<F>) -> Result<Self, InfiniteError> where
F: Sub<Output = F>,

Attempts to subtract two numbers.

Errors

If the result is non-finite.

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impl<F: IsFinite> Finite<F>

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pub fn try_neg(self) -> Result<Self, InfiniteError> where
F: Neg<Output = F>,

Attempts to negate a number.

Errors

If the result is non-finite.

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impl<F: IsFinite> Finite<F>

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pub fn try_mul(self, rhs: impl IntoInner<F>) -> Result<Self, InfiniteError> where
F: Mul<Output = F>,

Attempts to multiply two numbers.

Errors

If the result is non-finite.

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pub fn try_div(self, rhs: impl IntoInner<F>) -> Result<Self, InfiniteError> where
F: Div<Output = F>,

Attempts to divide two numbers.

Errors

If the result is non-finite.

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pub fn try_rem(self, rhs: impl IntoInner<F>) -> Result<Self, InfiniteError> where
F: Rem<Output = F>,

Attempts to find the remainder of two numbers.

Errors

If the result is non-finite.

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impl<F: IsFinite + Pow> Finite<F>

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pub fn try_powf(self, n: impl IntoInner<F>) -> Result<Self, InfiniteError>

Attempts to raise self to the power n.

Errors

If the result is non-finite.

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pub fn try_powi(self, n: i32) -> Result<Self, InfiniteError>

Attempts to raise self to the power n.

Errors

If the result is non-finite.

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pub fn powf(self, n: impl IntoInner<F>) -> Self

Raises self to the power n.

Panics

If the result is non-finite.

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pub fn powi(self, n: i32) -> Self

Raises self to the power n.

Panics

If the result is non-finite.

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pub fn try_recip(self) -> Result<Self, InfiniteError>

Attempts to compute the reciprocal (1/x) of self.

Errors

If the result is non-finite.

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pub fn recip(self) -> Self

Computes the reciprocal (1/x) of self.

Panics

If the result is non-finite.

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pub fn try_sqrt(self) -> Result<Self, InfiniteError>

Attempts to find the square root of a number.

Errors

If the result is non-finite.

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pub fn sqrt(self) -> Self

Computes the square root of a number.

Panics

If the result is non-finite.

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pub fn cbrt(self) -> Self

Computes the cube root of a number.

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pub fn try_hypot(self, other: impl IntoInner<F>) -> Result<Self, InfiniteError>

Attempts to calculate the length of the hypotenuse of a right-angle triangle given legs of length x and y.

Equivalent to sqrt(x^2 + y^2).

Errors

If the result is non-finite.

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pub fn hypot(self, other: impl IntoInner<F>) -> Self

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

Panics

If the result is non-finite.

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impl<F: IsFinite + Exp> Finite<F>

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pub fn try_exp(self) -> Result<Self, InfiniteError>

Attempts to find e^(self), the exponential function.

Errors

If the result is non-finite.

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pub fn try_exp2(self) -> Result<Self, InfiniteError>

Attempts to find 2^(self).

Errors

If the result is non-finite.

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pub fn try_exp_m1(self) -> Result<Self, InfiniteError>

Attempts to find e^(self) - 1 in a way that is accurate even if the number is close to zero.

Errors

If the result is non-finite.

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pub fn exp(self) -> Self

Computes e^(self), the exponential function.

Panics

If the result is non-finite.

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pub fn exp2(self) -> Self

Computes 2^(self).

Panics

If the result is non-finite.

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pub fn exp_m1(self) -> Self

Computes e^(self) - 1 more accurately than performing the operations separately.

Panics

If the result is non-finite.

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pub fn try_log(self, b: impl IntoInner<F>) -> Result<Self, InfiniteError>

Attempts to find the log base b of self.

Errors

If the result is non-finite.

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pub fn try_ln(self) -> Result<Self, InfiniteError>

Attempts to find the natural log (base e) of self.

Errors

If the result is non-finite.

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pub fn try_log2(self) -> Result<Self, InfiniteError>

Attempts to find the log base 2 of self.

Errors

If the result is non-finite.

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pub fn try_log10(self) -> Result<Self, InfiniteError>

Attempts to find the log base 10 of self.

Errors

If the result is non-finite.

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pub fn try_ln_1p(self) -> Result<Self, InfiniteError>

Attempts to find ln(1+n) (natural logarithm) more accurately than if the operations were performed separately.

Errors

If the result is non-finite.

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pub fn log(self, b: impl IntoInner<F>) -> Self

Computes the log base b of self.

Panics

If the result is non-finite.

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pub fn ln(self) -> Self

Computes the natural log (base e) of self.

Panics

If the result is non-finite.

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pub fn log2(self) -> Self

Computes the log base 2 of self.

Panics

If the result is non-finite.

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pub fn log10(self) -> Self

Computes the log base 10 of self.

Panics

If the result is non-finite.

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pub fn ln_1p(self) -> Self

Computes ln(1+n) (natural logarithm) more accurately than if the operations were performed separately.

Panics

If the result is non-finite.

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impl<F: IsFinite + Trig> Finite<F>

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pub fn sin(self) -> Self

Computes the sine of a number.

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pub fn cos(self) -> Self

Computes the cosine of a number.

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pub fn sin_cos(self) -> (Self, Self)

Computes the sine and cosine of a number simultaneously.

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pub fn try_tan(self) -> Result<Self, InfiniteError>

Attempts to compute the tangent of a number (in radians).

Errors

If the result is non-finite.

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pub fn tan(self) -> Self

Computes the tangent of a number.

Panics

If the result is non-finite.

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pub fn try_asin(self) -> Result<Self, InfiniteError>

Attempts to compute the arcsine of a number (in radians).

Errors

If the result is non-finite (caused if the magnitude of the input exceeds 1).

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pub fn try_acos(self) -> Result<Self, InfiniteError>

Attempts to compute the arccosine of a number (in radians).

Errors

If the result is non-finite (caused if the magnitude of the input exceeds 1).

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pub fn asin(self) -> Self

Computes the arcsine of a number.

Panics

If the result is non-finite (caused if the magnitude of the input exceeds 1).

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pub fn acos(self) -> Self

Computes the arccosine of a number.

Panics

If the result is non-finite (caused if the magnitude of the input exceeds 1).

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pub fn atan(self) -> Self

Computes the arctangent of a number.

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pub fn try_atan2(self, other: impl IntoInner<F>) -> Result<Self, InfiniteError>

Attempts to compute the four quadrant arctangent of self (y) and other (x) in radians.

Errors

If the result is non-finite.

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pub fn atan2(self, other: impl IntoInner<F>) -> Self

Computes the four quadrant arctangent of self (y) and other (x) in radians.

Panics

If the result is non-finite.

Trait Implementations

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impl<F: IsFinite + Add<Output = F>, Rhs: IntoInner<F>> Add<Rhs> for Finite<F>

type Output = Finite<F>

The resulting type after applying the + operator.

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fn add(self, rhs: Rhs) -> Self

Performs the + operation. Read more

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impl<F: IsFinite + Add<Output = F>, Rhs: IntoInner<F>> AddAssign<Rhs> for Finite<F>

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fn add_assign(&mut self, rhs: Rhs)

Performs the += operation. Read more

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impl<F: Clone + IsFinite> Clone for Finite<F>

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fn clone(&self) -> Finite<F>

Returns a copy of the value. Read more

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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more

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impl<F: Debug + IsFinite> Debug for Finite<F>

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more

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impl<F: Default + IsFinite> Default for Finite<F>

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fn default() -> Finite<F>

Returns the “default value” for a type. Read more

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impl<F: IsFinite + Div<Output = F>, Rhs: IntoInner<F>> Div<Rhs> for Finite<F>

type Output = Finite<F>

The resulting type after applying the / operator.

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fn div(self, rhs: Rhs) -> Self

Performs the / operation. Read more

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impl<F: IsFinite + Div<Output = F>, Rhs: IntoInner<F>> DivAssign<Rhs> for Finite<F>

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fn div_assign(&mut self, rhs: Rhs)

Performs the /= operation. Read more

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impl<F: IsFinite + Mul<Output = F>, Rhs: IntoInner<F>> Mul<Rhs> for Finite<F>

type Output = Finite<F>

The resulting type after applying the * operator.

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fn mul(self, rhs: Rhs) -> Self

Performs the * operation. Read more

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impl<F: IsFinite + Mul<Output = F>, Rhs: IntoInner<F>> MulAssign<Rhs> for Finite<F>

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fn mul_assign(&mut self, rhs: Rhs)

Performs the *= operation. Read more

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impl<F: IsFinite + Neg<Output = F>> Neg for Finite<F>

type Output = Finite<F>

The resulting type after applying the - operator.

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fn neg(self) -> Self

Performs the unary - operation. Read more

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impl<F: IsFinite + ToOrd> Ord for Finite<F>

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fn cmp(&self, rhs: &Self) -> Ordering

This method returns an Ordering between self and other. Read more

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fn max(self, other: Self) -> Self

Compares and returns the maximum of two values. Read more

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fn min(self, other: Self) -> Self

Compares and returns the minimum of two values. Read more

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fn clamp(self, min: Self, max: Self) -> Self

Restrict a value to a certain interval. Read more

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impl<F: IsFinite + ToOrd, Rhs: IntoInner<F> + Copy> PartialEq<Rhs> for Finite<F>

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fn eq(&self, rhs: &Rhs) -> bool

This method tests for self and other values to be equal, and is used by ==. Read more

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fn ne(&self, other: &Rhs) -> bool

This method tests for !=.

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impl<F: IsFinite + ToOrd, Rhs: IntoInner<F> + Copy> PartialOrd<Rhs> for Finite<F>

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fn partial_cmp(&self, rhs: &Rhs) -> Option<Ordering>

This method returns an ordering between self and other values if one exists. Read more

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fn lt(&self, other: &Rhs) -> bool

This method tests less than (for self and other) and is used by the < operator. Read more

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fn le(&self, other: &Rhs) -> bool

This method tests less than or equal to (for self and other) and is used by the <= operator. Read more

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fn gt(&self, other: &Rhs) -> bool

This method tests greater than (for self and other) and is used by the > operator. Read more

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fn ge(&self, other: &Rhs) -> bool

This method tests greater than or equal to (for self and other) and is used by the >= operator. Read more

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impl<F: IsFinite + Rem<Output = F>, Rhs: IntoInner<F>> Rem<Rhs> for Finite<F>

type Output = Finite<F>

The resulting type after applying the % operator.

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fn rem(self, rhs: Rhs) -> Self

Performs the % operation. Read more

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impl<F: IsFinite + Rem<Output = F>, Rhs: IntoInner<F>> RemAssign<Rhs> for Finite<F>

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fn rem_assign(&mut self, rhs: Rhs)

Performs the %= operation. Read more

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impl<F: IsFinite + Sub<Output = F>, Rhs: IntoInner<F>> Sub<Rhs> for Finite<F>

type Output = Finite<F>

The resulting type after applying the - operator.

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fn sub(self, rhs: Rhs) -> Self

Performs the - operation. Read more

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impl<F: IsFinite + Sub<Output = F>, Rhs: IntoInner<F>> SubAssign<Rhs> for Finite<F>

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fn sub_assign(&mut self, rhs: Rhs)

Performs the -= operation. Read more

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impl<F: Copy + IsFinite> Copy for Finite<F>

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impl<F: IsFinite + ToOrd> Eq for Finite<F>

Auto Trait Implementations

impl<F> RefUnwindSafe for Finite<F> where
F: RefUnwindSafe,

impl<F> Send for Finite<F> where
F: Send,

impl<F> Sync for Finite<F> where
F: Sync,

impl<F> Unpin for Finite<F> where
F: Unpin,

impl<F> UnwindSafe for Finite<F> where
F: UnwindSafe,

Blanket Implementations

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impl<T> Any for T where
T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

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impl<T> Borrow<T> for T where
T: ?Sized,

const: unstable · source

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

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impl<T> BorrowMut<T> for T where
T: ?Sized,

const: unstable · source

fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more

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impl<T> From<T> for T

const: unstable · source

fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into for T where
U: From<T>,

const: unstable · source

fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T> ToOwned for T where
T: Clone,

type Owned = T

The resulting type after obtaining ownership.

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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more

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fn clone_into(&self, target: &mut T)

🔬 This is a nightly-only experimental API. (toowned_clone_into)

Uses borrowed data to replace owned data, usually by cloning. Read more

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impl<T, U> TryFrom for T where
U: Into<T>,

type Error = Infallible

The type returned in the event of a conversion error.

const: unstable · source

fn try_from(value: U) -> Result<T, <T as TryFrom>::Error>

Performs the conversion.

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impl<T, U> TryInto for T where
U: TryFrom<T>,

type Error = >::Error

The type returned in the event of a conversion error.

const: unstable · source

fn try_into(self) -> Result<U, >::Error>

Performs the conversion.

Struct real_float::Finite

Implementations

impl<F: IsFinite> Finite<F>

pub fn try_new(val: F) -> Result<Self, InfiniteError>

pub fn val(self) -> F

impl<F: IsFinite> Finite<F>

pub fn new(val: F) -> Self

impl<F: IsFinite + ToOrd> Finite<F>

pub fn max(self, other: impl IntoInner<F>) -> Self

pub fn min(self, other: impl IntoInner<F>) -> Self

impl<F: IsFinite + Round> Finite<F>

pub fn floor(self) -> Self

pub fn ceil(self) -> Self

pub fn round(self) -> Self

pub fn trunc(self) -> Self

pub fn fract(self) -> Self

impl<F: IsFinite + Signed> Finite<F>

pub fn abs(self) -> Self

pub fn signum(self) -> Self

pub fn is_sign_negative(self) -> bool

pub fn is_sign_positive(self) -> bool

impl<F: IsFinite> Finite<F>

pub fn try_add(self, rhs: impl IntoInner<F>) -> Result<Self, InfiniteError> where F: Add<Output = F>,

pub fn try_sub(self, rhs: impl IntoInner<F>) -> Result<Self, InfiniteError> where F: Sub<Output = F>,

impl<F: IsFinite> Finite<F>

pub fn try_neg(self) -> Result<Self, InfiniteError> where F: Neg<Output = F>,

impl<F: IsFinite> Finite<F>

pub fn try_mul(self, rhs: impl IntoInner<F>) -> Result<Self, InfiniteError> where F: Mul<Output = F>,

pub fn try_div(self, rhs: impl IntoInner<F>) -> Result<Self, InfiniteError> where F: Div<Output = F>,

pub fn try_rem(self, rhs: impl IntoInner<F>) -> Result<Self, InfiniteError> where F: Rem<Output = F>,

impl<F: IsFinite + Pow> Finite<F>

pub fn try_powf(self, n: impl IntoInner<F>) -> Result<Self, InfiniteError>

pub fn try_powi(self, n: i32) -> Result<Self, InfiniteError>

pub fn powf(self, n: impl IntoInner<F>) -> Self

pub fn powi(self, n: i32) -> Self

pub fn try_recip(self) -> Result<Self, InfiniteError>

pub fn recip(self) -> Self

pub fn try_sqrt(self) -> Result<Self, InfiniteError>

pub fn sqrt(self) -> Self

pub fn cbrt(self) -> Self

pub fn try_hypot(self, other: impl IntoInner<F>) -> Result<Self, InfiniteError>

pub fn hypot(self, other: impl IntoInner<F>) -> Self

impl<F: IsFinite + Exp> Finite<F>

pub fn try_exp(self) -> Result<Self, InfiniteError>

pub fn try_exp2(self) -> Result<Self, InfiniteError>

pub fn try_exp_m1(self) -> Result<Self, InfiniteError>

pub fn exp(self) -> Self

pub fn exp2(self) -> Self

pub fn exp_m1(self) -> Self

pub fn try_log(self, b: impl IntoInner<F>) -> Result<Self, InfiniteError>

pub fn try_ln(self) -> Result<Self, InfiniteError>

pub fn try_log2(self) -> Result<Self, InfiniteError>

pub fn try_log10(self) -> Result<Self, InfiniteError>

pub fn try_ln_1p(self) -> Result<Self, InfiniteError>

pub fn log(self, b: impl IntoInner<F>) -> Self

pub fn ln(self) -> Self

pub fn log2(self) -> Self

pub fn log10(self) -> Self

pub fn ln_1p(self) -> Self

impl<F: IsFinite + Trig> Finite<F>

pub fn sin(self) -> Self

pub fn cos(self) -> Self

pub fn sin_cos(self) -> (Self, Self)

pub fn try_tan(self) -> Result<Self, InfiniteError>

pub fn tan(self) -> Self

pub fn try_asin(self) -> Result<Self, InfiniteError>

pub fn try_acos(self) -> Result<Self, InfiniteError>

pub fn asin(self) -> Self

pub fn acos(self) -> Self

pub fn atan(self) -> Self

pub fn try_atan2(self, other: impl IntoInner<F>) -> Result<Self, InfiniteError>

pub fn atan2(self, other: impl IntoInner<F>) -> Self

Trait Implementations

impl<F: IsFinite + Add<Output = F>, Rhs: IntoInner<F>> Add<Rhs> for Finite<F>

type Output = Finite<F>

fn add(self, rhs: Rhs) -> Self

impl<F: IsFinite + Add<Output = F>, Rhs: IntoInner<F>> AddAssign<Rhs> for Finite<F>

fn add_assign(&mut self, rhs: Rhs)

impl<F: Clone + IsFinite> Clone for Finite<F>

fn clone(&self) -> Finite<F>

pub fn try_add(self, rhs: impl IntoInner<F>) -> Result<Self, InfiniteError> where
F: Add<Output = F>,

pub fn try_sub(self, rhs: impl IntoInner<F>) -> Result<Self, InfiniteError> where
F: Sub<Output = F>,

pub fn try_neg(self) -> Result<Self, InfiniteError> where
F: Neg<Output = F>,

pub fn try_mul(self, rhs: impl IntoInner<F>) -> Result<Self, InfiniteError> where
F: Mul<Output = F>,

pub fn try_div(self, rhs: impl IntoInner<F>) -> Result<Self, InfiniteError> where
F: Div<Output = F>,

pub fn try_rem(self, rhs: impl IntoInner<F>) -> Result<Self, InfiniteError> where
F: Rem<Output = F>,