Struct zng_unit::Rgba

#[repr(C)]
pub struct Rgba {
    pub red: f32,
    pub green: f32,
    pub blue: f32,
    pub alpha: f32,
}

RGB + alpha.

Equality

Equality is determined using about_eq with 0.00001 epsilon.

Fields

red: f32

Red channel value, in the [0.0..=1.0] range.

green: f32

Green channel value, in the [0.0..=1.0] range.

blue: f32

Blue channel value, in the [0.0..=1.0] range.

alpha: f32

Alpha channel value, in the [0.0..=1.0] range.

Implementations

impl Rgba

pub fn new<C: Into<RgbaComponent>, A: Into<RgbaComponent>>( red: C, green: C, blue: C, alpha: A, ) -> Rgba

New from RGB of a the same type and A that can be of a different type.

pub fn set_red<R: Into<RgbaComponent>>(&mut self, red: R)

Set the red component from any type that converts to RgbaComponent.

pub fn set_green<G: Into<RgbaComponent>>(&mut self, green: G)

Set the green component from any type that converts to RgbaComponent.

pub fn set_blue<B: Into<RgbaComponent>>(&mut self, blue: B)

Set the blue component from any type that converts to RgbaComponent.

pub fn set_alpha<A: Into<RgbaComponent>>(&mut self, alpha: A)

Set the alpha component from any type that converts to RgbaComponent.

pub fn with_red<R: Into<RgbaComponent>>(self, red: R) -> Self

Returns a copy of the color with a new red value.

pub fn with_green<R: Into<RgbaComponent>>(self, green: R) -> Self

Returns a copy of the color with a new green value.

pub fn with_blue<B: Into<RgbaComponent>>(self, blue: B) -> Self

Returns a copy of the color with a new blue value.

pub fn with_alpha<A: Into<RgbaComponent>>(self, alpha: A) -> Self

Returns a copy of the color with a new alpha value.

pub fn transparent(self) -> Self

Returns a copy of the color with the alpha set to 0.

pub fn to_bytes(self) -> [u8; 4]

Convert a copy to [R, G, B, A] bytes.

Trait Implementations

impl Add for Rgba

type Output = Rgba

The resulting type after applying the + operator.

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

Performs the + operation.

impl AddAssign for Rgba

fn add_assign(&mut self, rhs: Self)

Performs the += operation.

impl Clone for Rgba

fn clone(&self) -> Rgba

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for Rgba

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

Formats the value using the given formatter.

impl Default for Rgba

fn default() -> Rgba

Returns the “default value” for a type.

impl<'de> Deserialize<'de> for Rgba

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Display for Rgba

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

Formats the value using the given formatter.

impl Hash for Rgba

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, Self: Sized,

Feeds a slice of this type into the given Hasher.

impl PartialEq for Rgba

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

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

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 Serialize for Rgba

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.

impl Sub for Rgba

type Output = Rgba

The resulting type after applying the - operator.

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

Performs the - operation.

impl SubAssign for Rgba

fn sub_assign(&mut self, rhs: Self)

Performs the -= operation.

impl Copy for Rgba