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//! Various types used in parsed BSP files.
use std::convert::TryInto;
/// RGBA Colour (0-255)
#[derive(Debug, Clone, Copy, PartialEq)]
pub struct Rgba {
pub r: u8,
pub g: u8,
pub b: u8,
pub a: u8,
}
impl Rgba {
/// Interpret the given bytes as an RGBA colour.
pub fn from_bytes(bytes: [u8; 4]) -> Rgba {
Rgba {
r: bytes[0],
g: bytes[1],
b: bytes[2],
a: bytes[3],
}
}
/// Convert a slice to an RGBA colour
/// # Panics
/// If slice is not 4 bytes long.
pub fn from_slice(slice: &[u8]) -> Rgba {
Rgba::from_bytes(slice.try_into().unwrap())
}
}
/// RGB Colour (0-255)
#[derive(Debug, Clone, Copy, PartialEq)]
pub struct Rgb {
pub r: u8,
pub g: u8,
pub b: u8,
}
impl Rgb {
/// 255, 255, 255
pub fn white() -> Rgb {
Rgb {
r: 255,
g: 255,
b: 255,
}
}
/// Interpret the given bytes as an RGB colour.
pub fn from_bytes(bytes: [u8; 3]) -> Rgb {
Rgb {
r: bytes[0],
g: bytes[1],
b: bytes[2],
}
}
/// Convert a slice to an RGB colour
/// # Panics
/// If slice is not 3 bytes long.
pub fn from_slice(slice: &[u8]) -> Rgb {
Rgb::from_bytes(slice.try_into().unwrap())
}
}
#[derive(Debug)]
/// An error encountered while parsing.
pub enum ParseError {
Unsupported,
Invalid,
}
/// Standard result type.
pub type Result<T> = std::result::Result<T, ParseError>;
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