Struct ColorRgba8 

#[repr(C)]
pub struct ColorRgba8 {
    pub r: u8,
    pub g: u8,
    pub b: u8,
    pub a: u8,
}

A packed 8-bit RGBA color, laid out in RGBA byte order. 一个打包的 8 位 RGBA 颜色，按 RGBA 字节顺序排列。

This is the storage format for textures and framebuffers. 这是纹理和帧缓冲的存储格式。

Fields

r: u8

Red channel. 红色通道。

g: u8

Green channel. 绿色通道。

b: u8

Blue channel. 蓝色通道。

a: u8

Alpha channel. 透明通道。

Implementations

impl ColorRgba8

pub const BLACK: Self

Opaque black. 不透明黑色。

pub const WHITE: Self

Opaque white. 不透明白色。

pub const TRANSPARENT: Self

Fully transparent black. 完全透明的黑色。

pub const MAGENTA: Self

The conventional “missing texture” color. 约定的“缺失纹理”颜色。

pub const fn from_rgba(r: u8, g: u8, b: u8, a: u8) -> Self

Pack four components into a color. 将四个分量打包成一个颜色。

pub const fn from_rgb(r: u8, g: u8, b: u8) -> Self

Pack three components into an opaque color. 将三个分量打包成一个不透明颜色。

pub fn to_linear(self) -> Rgb

Convert to linear-light components in [0, 1]. 转换为 [0, 1] 范围内的线性光分量。

Trait Implementations

impl Clone for ColorRgba8

fn clone(&self) -> Self

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Copy for ColorRgba8

impl Debug for ColorRgba8

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

Formats the value using the given formatter.

impl Default for ColorRgba8

fn default() -> Self

Returns the “default value” for a type.

impl Eq for ColorRgba8

impl Hash for ColorRgba8

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 ColorRgba8

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

Equality operator ==.

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

Inequality operator !=.

impl StructuralPartialEq for ColorRgba8