Struct font_types::F2Dot14

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pub struct F2Dot14(/* private fields */);
Expand description

16-bit signed fixed point number with 14 bits of fraction.

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impl F2Dot14

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pub const MIN: Self = _

Minimum value.

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pub const MAX: Self = _

Maximum value.

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pub const EPSILON: Self = _

This type’s smallest representable value

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pub const ZERO: Self = _

Representation of 0.0.

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pub const ONE: Self = _

Representation of 1.0.

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pub const fn from_bits(bits: i16) -> Self

Creates a new fixed point value from the underlying bit representation.

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pub const fn to_bits(self) -> i16

Returns the underlying bit representation of the value.

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pub const fn round(self) -> Self

Returns the nearest integer value.

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pub const fn abs(self) -> Self

Returns the absolute value of the number.

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pub const fn floor(self) -> Self

Returns the largest integer less than or equal to the number.

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pub const fn fract(self) -> Self

Returns the fractional part of the number.

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pub fn wrapping_add(self, other: Self) -> Self

Wrapping addition.

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pub const fn saturating_add(self, other: Self) -> Self

Saturating addition.

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pub const fn wrapping_sub(self, other: Self) -> Self

Wrapping substitution.

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pub const fn saturating_sub(self, other: Self) -> Self

Saturating substitution.

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pub const fn to_be_bytes(self) -> [u8; 2]

The representation of this number as a big-endian byte array.

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impl F2Dot14

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pub fn from_f32(x: f32) -> Self

Creates a fixed point value from af32.

This operation is lossy; the float will be rounded to the nearest representable value.

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pub fn to_f32(self) -> f32

Returns the value as an f32.

This operation is lossless: all representable values can be round-tripped.

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impl F2Dot14

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pub const fn to_fixed(self) -> Fixed

Converts a 2.14 to 16.16 fixed point value.

Trait Implementations§

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impl Add for F2Dot14

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type Output = F2Dot14

The resulting type after applying the + operator.
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fn add(self, other: Self) -> Self

Performs the + operation. Read more
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impl AddAssign for F2Dot14

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fn add_assign(&mut self, other: Self)

Performs the += operation. Read more
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impl Clone for F2Dot14

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fn clone(&self) -> F2Dot14

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 Debug for F2Dot14

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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 Default for F2Dot14

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fn default() -> F2Dot14

Returns the “default value” for a type. Read more
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impl Display for F2Dot14

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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 Hash for F2Dot14

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fn hash<__H: Hasher>(&self, state: &mut __H)

Feeds this value into the given Hasher. Read more
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fn hash_slice<H>(data: &[Self], state: &mut H)
where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher. Read more
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impl Ord for F2Dot14

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fn cmp(&self, other: &F2Dot14) -> Ordering

This method returns an Ordering between self and other. Read more
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fn max(self, other: Self) -> Self
where Self: Sized,

Compares and returns the maximum of two values. Read more
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fn min(self, other: Self) -> Self
where Self: Sized,

Compares and returns the minimum of two values. Read more
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fn clamp(self, min: Self, max: Self) -> Self
where Self: Sized + PartialOrd,

Restrict a value to a certain interval. Read more
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impl PartialEq for F2Dot14

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fn eq(&self, other: &F2Dot14) -> bool

Tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl PartialOrd for F2Dot14

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fn partial_cmp(&self, other: &F2Dot14) -> 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

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

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

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

Tests greater than or equal to (for self and other) and is used by the >= operator. Read more
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impl Scalar for F2Dot14

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type Raw = [u8; 2]

The raw byte representation of this type.
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fn to_raw(self) -> [u8; 2]

Encode this type as raw big-endian bytes
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fn from_raw(raw: [u8; 2]) -> Self

Create an instance of this type from raw big-endian bytes
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fn read(slice: &[u8]) -> Option<Self>

Attempt to read a scalar from a slice. Read more
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impl Sub for F2Dot14

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type Output = F2Dot14

The resulting type after applying the - operator.
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fn sub(self, other: Self) -> Self

Performs the - operation. Read more
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impl SubAssign for F2Dot14

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fn sub_assign(&mut self, other: Self)

Performs the -= operation. Read more
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impl Zeroable for F2Dot14

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fn zeroed() -> Self

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impl AnyBitPattern for F2Dot14

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impl Copy for F2Dot14

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impl Eq for F2Dot14

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impl NoUninit for F2Dot14

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impl StructuralPartialEq for F2Dot14

Auto Trait Implementations§

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,

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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,

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

Mutably borrows from an owned value. Read more
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impl<T> CheckedBitPattern for T
where T: AnyBitPattern,

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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.
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fn is_valid_bit_pattern(_bits: &T) -> bool

If this function returns true, then it must be valid to reinterpret bits as &Self.
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impl<T> CloneToUninit for T
where T: Clone,

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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
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impl<T> FixedSize for T
where T: Scalar,

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const RAW_BYTE_LEN: usize = const RAW_BYTE_LEN: usize = std::mem::size_of::<T::Raw>();

The raw size of this type, in bytes. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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

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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,

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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)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T> ToString for T
where T: Display + ?Sized,

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default fn to_string(&self) -> String

Converts the given value to a String. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.