polars_arrow::types

Struct f16

#[repr(C)]
pub struct f16(pub u16);

Expand description

Type representation of the Float16 physical type

Tuple Fields§

§0: u16

Implementations§

impl f16

pub const EPSILON: f16 = _

The difference between 1.0 and the next largest representable number.

pub const fn from_bits(bits: u16) -> f16

Casts from u16.

pub const fn to_bits(self) -> u16

Casts to u16.

pub fn to_f32(self) -> f32

Casts this f16 to f32

pub fn from_f32(value: f32) -> Self

Casts an f32 into f16

Trait Implementations§

impl Clone for f16

fn clone(&self) -> f16

Returns a copy of the value. Read more

1.0.0 · Source§

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

Performs copy-assignment from source. Read more

impl Debug for f16

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

Formats the value using the given formatter. Read more

impl Default for f16

fn default() -> f16

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

impl Display for f16

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

Formats the value using the given formatter. Read more

impl From<Bytes2Alignment2> for f16

fn from(value: Bytes2Alignment2) -> Self

Converts to this type from the input type.

impl From<f16> for Bytes2Alignment2

fn from(value: f16) -> Self

Converts to this type from the input type.

impl IsNull for f16

const HAS_NULLS: bool = false

type Inner = f16

fn is_null(&self) -> bool

fn unwrap_inner(self) -> Self::Inner

impl MinMax for f16

fn nan_min_lt(&self, _other: &Self) -> bool

fn nan_max_lt(&self, _other: &Self) -> bool

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

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

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

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

impl NativeType for f16

const PRIMITIVE: PrimitiveType = PrimitiveType::Float16

The corresponding variant of PrimitiveType.

type Bytes = [u8; 2]

Type denoting its representation as bytes. This is [u8; N] where N = size_of::<T>.

type AlignedBytes = Bytes2Alignment2

Type denoting its representation as aligned bytes. Read more

fn to_le_bytes(&self) -> Self::Bytes

To bytes in little endian

fn to_be_bytes(&self) -> Self::Bytes

To bytes in big endian

fn from_be_bytes(bytes: Self::Bytes) -> Self

From bytes in big endian

fn from_le_bytes(bytes: Self::Bytes) -> Self

From bytes in little endian

impl PartialEq for f16

fn eq(&self, other: &f16) -> bool

Tests for self and other values to be equal, and is used by ==.

1.0.0 · Source§

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

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

impl Simd for f16

type Simd = f16x32

The SIMD type associated with this trait. This type supports SIMD operations

impl ToTotalOrd for f16

type TotalOrdItem = TotalOrdWrap<f16>

type SourceItem = f16

fn to_total_ord(&self) -> Self::TotalOrdItem

fn peel_total_ord(ord_item: Self::TotalOrdItem) -> Self::SourceItem

impl TotalEq for f16

fn tot_eq(&self, other: &Self) -> bool

fn tot_ne(&self, other: &Self) -> bool

impl TotalHash for f16

fn tot_hash<H>(&self, state: &mut H)
where H: Hasher,

fn tot_hash_slice<H>(data: &[Self], state: &mut H)
where H: Hasher, Self: Sized,

impl TotalOrd for f16

fn tot_cmp(&self, _other: &Self) -> Ordering

fn tot_lt(&self, other: &Self) -> bool

fn tot_gt(&self, other: &Self) -> bool

fn tot_le(&self, other: &Self) -> bool

fn tot_ge(&self, other: &Self) -> bool

impl Zeroable for f16

fn zeroed() -> Self

Calls zeroed. Read more

impl AlignedBytesCast<Bytes2Alignment2> for f16

impl Copy for f16

impl Pod for f16

Auto Trait Implementations§

impl Freeze for f16

impl RefUnwindSafe for f16

impl Send for f16

impl Sync for f16

impl Unpin for f16

impl UnwindSafe for f16

Blanket Implementations§

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

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

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

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

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

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

Mutably borrows from an owned value. Read more

impl<T> CheckedBitPattern for T
where T: AnyBitPattern,

type Bits = T

Self must have the same layout as the specified Bits except for the possible invalid bit patterns being checked during is_valid_bit_pattern.

fn is_valid_bit_pattern(_bits: &T) -> bool

If this function returns true, then it must be valid to reinterpret bits as &Self.

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

unsafe fn clone_to_uninit(&self, dst: *mut T)

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

Performs copy-assignment from self to dst. Read more

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

fn __clone_box(&self, _: Private) -> *mut ()

impl<T> From<T> for T

fn from(t: T) -> T

Returns the argument unchanged.

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

fn into(self) -> U

Calls U::from(self).

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

impl<T> IntoEither for T

fn into_either(self, into_left: bool) -> Either<Self, Self> ⓘ

Converts self into a Left variant of Either<Self, Self> if into_left is true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more

fn into_either_with<F>(self, into_left: F) -> Either<Self, Self> ⓘ
where F: FnOnce(&Self) -> bool,

Converts self into a Left variant of Either<Self, Self> if into_left(&self) returns true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more

impl<T> Pointable for T

const ALIGN: usize = _

The alignment of pointer.

type Init = T

The type for initializers.

unsafe fn init(init: <T as Pointable>::Init) -> usize

Initializes a with the given initializer. Read more

unsafe fn deref<'a>(ptr: usize) -> &'a T

Dereferences the given pointer. Read more

unsafe fn deref_mut<'a>(ptr: usize) -> &'a mut T

Mutably dereferences the given pointer. Read more

unsafe fn drop(ptr: usize)

Drops the object pointed to by the given pointer. Read more

impl<T> ToCompactString for T
where T: Display,

fn try_to_compact_string(&self) -> Result<CompactString, ToCompactStringError>

Fallible version of ToCompactString::to_compact_string() Read more

fn to_compact_string(&self) -> CompactString

Converts the given value to a CompactString. Read more

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

type Owned = T

The resulting type after obtaining ownership.

fn to_owned(&self) -> T

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

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

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

impl<T> ToString for T
where T: Display + ?Sized,

default fn to_string(&self) -> String

Converts the given value to a String. Read more

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

type Error = Infallible

The type returned in the event of a conversion error.

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

Performs the conversion.

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

type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.

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

Performs the conversion.

impl<T> AnyBitPattern for T
where T: Pod,

impl<T> NoUninit for T
where T: Pod,