Function gpu_cached

fn gpu_cached(
    cache: &mut Cache<LayerSet>,
    spare: &mut Vec<Frame>,
    project: &Project,
    idx: i64,
    fps: f64,
    w: u32,
    h: u32,
    pool: &mut DecoderPool,
    text: &Mutex<TextRasterizer>,
    shapes: &mut ShapeRasterizer,
    comp: &mut Compositor,
    hits: &AtomicU64,
) -> (Arc<LayerSet>, bool)

Decoded layer set for grid index idx — from the cache when possible, else decoded and cached.