use crate::utils::containers::InternCache;

static SPECTRUM_CACHE: Lazy<Mutex<HashMap<String, Spectrum>>> =
    Lazy::new(|| Mutex::new(HashMap::new()));

fn get_spectrum_cache() -> &'static InternCache<DenselySampledSpectrum> {
    SPECTRUM_CACHE.get_or_init(InternCache::new)
}