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shimmeringmoon/src/assets.rs

139 lines
3.8 KiB
Rust
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use std::{
cell::RefCell,
env::var,
path::PathBuf,
str::FromStr,
sync::{LazyLock, OnceLock},
thread::LocalKey,
};
use freetype::{Face, Library};
use image::{DynamicImage, RgbaImage};
use crate::{arcaea::chart::Difficulty, timed};
// {{{ Path helpers
#[inline]
pub fn get_var(name: &str) -> String {
var(name).unwrap_or_else(|_| panic!("Missing `{name}` environment variable"))
}
#[inline]
pub fn get_path(name: &str) -> PathBuf {
PathBuf::from_str(&get_var(name))
.unwrap_or_else(|_| panic!("`{name}` environment variable is not a valid path"))
}
#[inline]
pub fn get_data_dir() -> PathBuf {
get_path("SHIMMERING_DATA_DIR")
}
#[inline]
pub fn get_config_dir() -> PathBuf {
get_path("SHIMMERING_CONFIG_DIR")
}
#[inline]
pub fn get_asset_dir() -> PathBuf {
get_path("SHIMMERING_ASSET_DIR")
}
// }}}
// {{{ Font helpers
#[inline]
fn get_font(name: &str) -> RefCell<Face> {
let face = timed!(format!("load font \"{name}\""), {
FREETYPE_LIB.with(|lib| {
lib.new_face(get_asset_dir().join("fonts").join(name), 0)
.expect(&format!("Could not load {} font", name))
})
});
RefCell::new(face)
}
#[inline]
pub fn with_font<T>(
primary: &'static LocalKey<RefCell<Face>>,
f: impl FnOnce(&mut [&mut Face]) -> T,
) -> T {
UNI_FONT.with_borrow_mut(|uni| {
// NOTO_SANS_FONT.with_borrow_mut(|noto| {
// ARIAL_FONT.with_borrow_mut(|arial| {
primary.with_borrow_mut(|primary| f(&mut [primary, uni]))
// })
// })
})
}
// }}}
// {{{ Font loading
thread_local! {
pub static FREETYPE_LIB: Library = Library::init().unwrap();
pub static SAIRA_FONT: RefCell<Face> = get_font("saira-variable.ttf");
pub static EXO_FONT: RefCell<Face> = get_font("exo-variable.ttf");
pub static GEOSANS_FONT: RefCell<Face> = get_font("geosans-light.ttf");
pub static KAZESAWA_FONT: RefCell<Face> = get_font("kazesawa-regular.ttf");
pub static KAZESAWA_BOLD_FONT: RefCell<Face> = get_font("kazesawa-bold.ttf");
pub static NOTO_SANS_FONT: RefCell<Face> = get_font("noto-sans.ttf");
pub static ARIAL_FONT: RefCell<Face> = get_font("arial.ttf");
pub static UNI_FONT: RefCell<Face> = get_font("unifont.otf");
}
// }}}
// {{{ Asset art helpers
#[inline]
pub fn should_skip_jacket_art() -> bool {
var("SHIMMERING_NO_JACKETS").unwrap_or_default() == "1"
}
#[inline]
2024-09-09 18:06:07 +02:00
#[allow(dead_code)]
pub fn should_blur_jacket_art() -> bool {
var("SHIMMERING_BLUR_JACKETS").unwrap_or_default() == "1"
}
macro_rules! get_asset {
($name: ident, $path:expr) => {
get_asset!($name, $path, |d: DynamicImage| d);
};
($name: ident, $path:expr, $f:expr) => {
pub static $name: LazyLock<RgbaImage> = LazyLock::new(move || {
timed!($path, {
let image = image::open(get_asset_dir().join($path))
.unwrap_or_else(|_| panic!("Could no read asset `{}`", $path));
let f = $f;
f(image).into_rgba8()
})
});
};
}
// }}}
// {{{ Asset art loading
get_asset!(COUNT_BACKGROUND, "count_background.png");
get_asset!(SCORE_BACKGROUND, "score_background.png");
get_asset!(STATUS_BACKGROUND, "status_background.png");
get_asset!(GRADE_BACKGROUND, "grade_background.png");
get_asset!(TOP_BACKGROUND, "top_background.png");
get_asset!(NAME_BACKGROUND, "name_background.png");
get_asset!(PTT_EMBLEM, "ptt_emblem.png");
get_asset!(
B30_BACKGROUND,
"b30_background.jpg",
|image: DynamicImage| image.blur(7.0)
);
pub fn get_difficulty_background(difficulty: Difficulty) -> &'static RgbaImage {
static CELL: OnceLock<[RgbaImage; 5]> = OnceLock::new();
&CELL.get_or_init(|| {
timed!("load_difficulty_background", {
let assets_dir = get_asset_dir();
Difficulty::DIFFICULTY_SHORTHANDS.map(|shorthand| {
image::open(assets_dir.join(format!("diff_{}.png", shorthand.to_lowercase())))
.unwrap_or_else(|_| {
panic!("Could not get background for difficulty {shorthand:?}")
})
.into_rgba8()
})
})
})[difficulty.to_index()]
}
// }}}