glance-core 0.2.0

A high-level core library for image IO, display, and drawing operations.
Documentation 
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//! This module provides traits and types for working with different pixel formats
//! It assumes a base pixel format of RGBA8, and allows conversion to and from that format.
use crate::Result;

pub trait Pixel: PartialEq + Copy + Clone + Send + Sync + 'static {
    type Subpixel: Copy + 'static;

    fn channel_count() -> usize;
    fn channels(&self) -> Vec<Self::Subpixel>;
    fn from_rgba8(rgba: [u8; 4]) -> Result<Self>;
    fn to_rgba8(&self) -> [u8; 4];
}

pub trait Primitive {
    fn min_bound() -> f32;
    fn max_bound() -> f32;
}

impl Primitive for u8 {
    fn min_bound() -> f32 {
        0.0
    }
    fn max_bound() -> f32 {
        255.0
    }
}

impl Primitive for u16 {
    fn min_bound() -> f32 {
        0.0
    }
    fn max_bound() -> f32 {
        65535.0
    }
}

impl Primitive for f32 {
    fn min_bound() -> f32 {
        0.0
    }
    fn max_bound() -> f32 {
        1.0
    }
}

pub mod luma;
pub mod rgba;

pub use luma::*;
pub use rgba::*;