Struct rgb::alt::Gray

#[repr(C)]
pub struct Gray<ComponentType>(pub ComponentType);

Grayscale. Use .0 or * (deref) to access the value.

Tuple Fields

0: ComponentType

brightness level

Implementations

impl<T> Gray<T>

pub const fn new(brightness: T) -> Self

New grayscale pixel

Trait Implementations

impl<T: Add> Add<Gray<T>> for Gray<T>

px + px

type Output = Gray<<T as Add<T>>::Output>

The resulting type after applying the + operator.

fn add(self, other: Gray<T>) -> Self::Output

Performs the + operation.

impl<T> Add<T> for Gray<T> where
    T: Copy + Add<Output = T>, 

px + 1

type Output = Gray<T>

The resulting type after applying the + operator.

fn add(self, r: T) -> Self::Output

Performs the + operation.

impl<T> AddAssign<Gray<T>> for Gray<T> where
    T: Add<Output = T> + Copy, 

px + px

fn add_assign(&mut self, other: Gray<T>)

Performs the += operation.

impl<T> AddAssign<T> for Gray<T> where
    T: Copy + Add<Output = T>, 

px + 1

fn add_assign(&mut self, r: T)

Performs the += operation.

impl<T> AsMut<T> for Gray<T>

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

Converts this type into a mutable reference of the (usually inferred) input type.

impl<T> AsPixels<Gray<T>> for [T]

fn as_pixels(&self) -> &[Gray<T>]

Reinterpret the slice as a read-only/shared slice of pixels. Multiple consecutive elements in the slice are intepreted as a single pixel (depending on format, e.g. 3 for RGB, 4 for RGBA).

fn as_pixels_mut(&mut self) -> &mut [Gray<T>]

Reinterpret the slice as a mutable/exclusive slice of pixels. Multiple consecutive elements in the slice are intepreted as a single pixel (depending on format, e.g. 3 for RGB, 4 for RGBA).

impl<T> AsRef<T> for Gray<T>

fn as_ref(&self) -> &T

Converts this type into a shared reference of the (usually inferred) input type.

impl<ComponentType: Clone> Clone for Gray<ComponentType>

fn clone(&self) -> Gray<ComponentType>

Returns a copy of the value.

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

Performs copy-assignment from source.

impl<T: Copy, B> ColorComponentMap<Gray<B>, T, B> for Gray<T>

fn map_c<F>(&self, f: F) -> Gray<B> where
    F: FnMut(T) -> B, 

Convenience function for applying the same formula to every rgb/gray component, but skipping the alpha component.

impl<T: Copy, B> ComponentMap<Gray<B>, T, B> for Gray<T>

fn map<F>(&self, f: F) -> Gray<B> where
    F: FnMut(T) -> B, 

Convenience function (equivalent of self.iter().map().collect()) for applying the same formula to every component.

impl<T> ComponentSlice<T> for Gray<T>

fn as_slice(&self) -> &[T]

The components interpreted as an array, e.g. one RGB expands to 3 elements.

fn as_mut_slice(&mut self) -> &mut [T]

The components interpreted as a mutable array, e.g. one RGB expands to 3 elements.

impl<ComponentType: Debug> Debug for Gray<ComponentType>

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

Formats the value using the given formatter.

impl<ComponentType: Default> Default for Gray<ComponentType>

fn default() -> Gray<ComponentType>

Returns the “default value” for a type.

impl<T> Deref for Gray<T>

type Target = T

The resulting type after dereferencing.

fn deref(&self) -> &T

Dereferences the value.

impl<T> Div<T> for Gray<T> where
    T: Copy + Div<Output = T>, 

px / 1

type Output = Gray<T>

The resulting type after applying the / operator.

fn div(self, r: T) -> Self::Output

Performs the / operation.

impl<T> DivAssign<T> for Gray<T> where
    T: Copy + Div<Output = T>, 

px * 1

fn div_assign(&mut self, r: T)

Performs the /= operation.

impl<T: Clone> From<Gray<T>> for RGB<T>

fn from(other: Gray<T>) -> Self

Converts to this type from the input type.

impl<T: Clone> From<Gray<T>> for RGBA<T, u8>

fn from(other: Gray<T>) -> Self

Converts to this type from the input type.

impl<T: Copy> From<Gray<T>> for GrayAlpha<T, u8>

Assumes 255 is opaque

fn from(other: Gray<T>) -> Self

Converts to this type from the input type.

impl<T: Copy> From<Gray<T>> for GrayAlpha<T, u16>

Assumes 65535 is opaque

fn from(other: Gray<T>) -> Self

Converts to this type from the input type.

impl<T: Copy> From<T> for Gray<T>

fn from(component: T) -> Self

Converts to this type from the input type.

impl<ComponentType: Hash> Hash for Gray<ComponentType>

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

Feeds this value into the given Hasher.

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

Feeds a slice of this type into the given Hasher.

impl<T: Mul> Mul<Gray<T>> for Gray<T>

px * px

type Output = Gray<<T as Mul<T>>::Output>

The resulting type after applying the * operator.

fn mul(self, other: Gray<T>) -> Self::Output

Performs the * operation.

impl<T> Mul<T> for Gray<T> where
    T: Copy + Mul<Output = T>, 

px * 1

type Output = Gray<T>

The resulting type after applying the * operator.

fn mul(self, r: T) -> Self::Output

Performs the * operation.

impl<T> MulAssign<Gray<T>> for Gray<T> where
    T: Mul<Output = T> + Copy, 

px * px

fn mul_assign(&mut self, other: Gray<T>)

Performs the *= operation.

impl<T> MulAssign<T> for Gray<T> where
    T: Copy + Mul<Output = T>, 

px * 1

fn mul_assign(&mut self, r: T)

Performs the *= operation.

impl<ComponentType: Ord> Ord for Gray<ComponentType>

fn cmp(&self, other: &Gray<ComponentType>) -> Ordering

This method returns an Ordering between self and other.

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

Compares and returns the maximum of two values.

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

Compares and returns the minimum of two values.

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

Restrict a value to a certain interval.

impl<ComponentType: PartialEq> PartialEq<Gray<ComponentType>> for Gray<ComponentType>

fn eq(&self, other: &Gray<ComponentType>) -> bool

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

fn ne(&self, other: &Gray<ComponentType>) -> bool

This method tests for !=.

impl<ComponentType: PartialOrd> PartialOrd<Gray<ComponentType>> for Gray<ComponentType>

fn partial_cmp(&self, other: &Gray<ComponentType>) -> Option<Ordering>

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

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

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

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

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

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

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

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

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

impl<T: Sub> Sub<Gray<T>> for Gray<T>

px - px

type Output = Gray<<T as Sub<T>>::Output>

The resulting type after applying the - operator.

fn sub(self, other: Gray<T>) -> Self::Output

Performs the - operation.

impl<T> Sub<T> for Gray<T> where
    T: Copy + Sub<Output = T>, 

px - 1

type Output = Gray<<T as Sub<T>>::Output>

The resulting type after applying the - operator.

fn sub(self, r: T) -> Self::Output

Performs the - operation.

impl<T> SubAssign<Gray<T>> for Gray<T> where
    T: Sub<Output = T> + Copy, 

px - px

fn sub_assign(&mut self, other: Gray<T>)

Performs the -= operation.

impl<T> SubAssign<T> for Gray<T> where
    T: Copy + Sub<Output = T>, 

px - 1

fn sub_assign(&mut self, r: T)

Performs the -= operation.

impl<T> Sum<Gray<T>> for Gray<T> where
    T: Default + Add<Output = T>, 

fn sum<I: Iterator<Item = Self>>(iter: I) -> Self

Method which takes an iterator and generates Self from the elements by “summing up” the items.

impl<ComponentType: Copy> Copy for Gray<ComponentType>

impl<ComponentType: Eq> Eq for Gray<ComponentType>

impl<ComponentType> StructuralEq for Gray<ComponentType>

impl<ComponentType> StructuralPartialEq for Gray<ComponentType>