Trait pixops::Blend

pub trait Blend: Format {
    fn over_fallback<B: Blend>(dst: &mut [Self], src: &[B], clr: Self)
    where
        Self: From<B>;
    fn over(dst: Self, src: Self) -> Self;

    fn over_slice<B: Blend>(dst: &mut [Self], src: &[B], clr: Self)
    where
        Self: From<B>,
    { ... }
}

Pixel format which can be blended.

Required methods

fn over_fallback<B: Blend>(dst: &mut [Self], src: &[B], clr: Self) where
    Self: From<B>, 

Blend pixels with over operation (slow fallback).

• dst Destination pixels.
• src Source pixels.
• clr Mask color.

fn over(dst: Self, src: Self) -> Self

Blend pixel on top of another, using over.

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Provided methods

fn over_slice<B: Blend>(dst: &mut [Self], src: &[B], clr: Self) where
    Self: From<B>, 

Blend pixels with over operation.

• dst Destination pixels.
• src Source pixels.
• clr Mask color.

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Implementations on Foreign Types

impl<C, A> Blend for Gray<C, A> where
    C: Channel + Lerp,
    A: Alpha<Chan = C>,
    A: From<C>, 

fn over_fallback<B: Blend>(dst: &mut [Self], src: &[B], _clr: Self) where
    Self: From<B>, 

Blend pixels with over operation (slow fallback).

• dst Destination pixels.
• src Source pixels.
• clr Mask color.

fn over(dst: Self, src: Self) -> Self

Blend pixel on top of another, using over.

impl<C, A> Blend for Mask<C, A> where
    C: Channel + Lerp,
    A: Alpha<Chan = C>,
    A: From<C>, 

fn over_fallback<B: Blend>(dst: &mut [Self], src: &[B], _clr: Self) where
    Self: From<B>, 

Blend pixels with over operation (slow fallback).

• dst Destination pixels.
• src Source pixels.
• clr Mask color.

fn over(dst: Self, src: Self) -> Self

Blend pixel on top of another, using over.

impl<C, A> Blend for Rgb<C, A> where
    C: Channel + Lerp,
    A: Alpha<Chan = C>,
    A: From<C>, 

fn over_fallback<B: Blend>(dst: &mut [Self], src: &[B], _clr: Self) where
    Self: From<B>, 

Blend pixels with over operation (slow fallback).

• dst Destination pixels.
• src Source pixels.
• clr Mask color.

fn over(dst: Self, src: Self) -> Self

Blend pixel on top of another, using over.

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Implementors

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