use std::{cell::RefCell, env::var, path::PathBuf, str::FromStr, sync::OnceLock}; use freetype::{Face, Library}; use image::{imageops::FilterType, ImageBuffer, Rgb, Rgba}; use crate::arcaea::chart::Difficulty; #[inline] pub fn get_data_dir() -> PathBuf { PathBuf::from_str(&var("SHIMMERING_DATA_DIR").expect("Missing `SHIMMERING_DATA_DIR` env var")) .expect("`SHIMMERING_DATA_DIR` is not a valid path") } #[inline] pub fn get_assets_dir() -> PathBuf { get_data_dir().join("assets") } #[inline] fn get_font(name: &str) -> RefCell { let face = FREETYPE_LIB.with(|lib| { lib.new_face(get_assets_dir().join(format!("{}.ttf", name)), 0) .expect(&format!("Could not load {} font", name)) }); RefCell::new(face) } thread_local! { pub static FREETYPE_LIB: Library = Library::init().unwrap(); pub static SAIRA_FONT: RefCell = get_font("saira-variable"); pub static EXO_FONT: RefCell = get_font("exo-variable"); pub static GEOSANS_FONT: RefCell = get_font("geosans-light"); } #[inline] pub fn should_skip_jacket_art() -> bool { static CELL: OnceLock = OnceLock::new(); *CELL.get_or_init(|| var("SHIMMERING_NO_JACKETS").unwrap_or_default() == "1") } pub fn get_b30_background() -> &'static ImageBuffer, Vec> { static CELL: OnceLock, Vec>> = OnceLock::new(); CELL.get_or_init(|| { let raw_b30_background = image::open(get_assets_dir().join("b30_background.jpg")) .expect("Could not open b30 background"); raw_b30_background .resize( 3 * raw_b30_background.width(), 3 * raw_b30_background.height(), FilterType::Lanczos3, ) .blur(7.0) .into_rgb8() }) } pub fn get_count_background() -> &'static ImageBuffer, Vec> { static CELL: OnceLock, Vec>> = OnceLock::new(); CELL.get_or_init(|| { image::open(get_assets_dir().join("count_background.png")) .expect("Could not open count background") .into_rgba8() }) } pub fn get_score_background() -> &'static ImageBuffer, Vec> { static CELL: OnceLock, Vec>> = OnceLock::new(); CELL.get_or_init(|| { image::open(get_assets_dir().join("score_background.png")) .expect("Could not open score background") .into_rgba8() }) } pub fn get_status_background() -> &'static ImageBuffer, Vec> { static CELL: OnceLock, Vec>> = OnceLock::new(); CELL.get_or_init(|| { image::open(get_assets_dir().join("status_background.png")) .expect("Could not open status background") .into_rgba8() }) } pub fn get_grade_background() -> &'static ImageBuffer, Vec> { static CELL: OnceLock, Vec>> = OnceLock::new(); CELL.get_or_init(|| { image::open(get_assets_dir().join("grade_background.png")) .expect("Could not open grade background") .into_rgba8() }) } pub fn get_top_backgound() -> &'static ImageBuffer, Vec> { static CELL: OnceLock, Vec>> = OnceLock::new(); CELL.get_or_init(|| { image::open(get_assets_dir().join("top_background.png")) .expect("Could not open top background") .into_rgb8() }) } pub fn get_name_backgound() -> &'static ImageBuffer, Vec> { static CELL: OnceLock, Vec>> = OnceLock::new(); CELL.get_or_init(|| { image::open(get_assets_dir().join("name_background.png")) .expect("Could not open name background") .into_rgb8() }) } pub fn get_ptt_emblem() -> &'static ImageBuffer, Vec> { static CELL: OnceLock, Vec>> = OnceLock::new(); CELL.get_or_init(|| { image::open(get_assets_dir().join("ptt_emblem.png")) .expect("Could not open ptt emblem") .into_rgba8() }) } pub fn get_difficulty_background( difficulty: Difficulty, ) -> &'static ImageBuffer, Vec> { static CELL: OnceLock<[ImageBuffer, Vec>; 5]> = OnceLock::new(); &CELL.get_or_init(|| { let assets_dir = get_assets_dir(); Difficulty::DIFFICULTY_SHORTHANDS.map(|shorthand| { image::open(assets_dir.join(format!("diff_{}.png", shorthand.to_lowercase()))) .expect(&format!( "Could not get background for difficulty {:?}", shorthand )) .into_rgba8() }) })[difficulty.to_index()] }