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add method to create Palettes with specific initial color RGB value

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for all colors, instead of always initializing new palettes to black
This commit is contained in:
Gered 2022-05-21 20:09:27 -04:00
parent 264c71677b
commit 2c2ba24e6b
1 changed files with 8 additions and 0 deletions
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8
libretrogd/src/graphics/palette.rs
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@ -202,6 +202,14 @@ impl Palette {
}
}
/// Creates a new Palette with all initial colors having the RGB values specified.
pub fn new_with_default(r: u8, g: u8, b: u8) -> Palette {
let rgb = to_rgb32(r, g, b);
Palette {
colors: [rgb; NUM_COLORS],
}
}
/// Creates a new Palette, pre-loaded with the default VGA BIOS colors.
pub fn new_vga_palette() -> Result<Palette, PaletteError> {
Palette::load_from_bytes(&mut Cursor::new(VGA_PALETTE_BYTES), PaletteFormat::Vga)