skate-3-rust-engine/crates/skate-data/examples/map_decode.rs

//! Data-only package timing tool. Does not initialize the engine or simulate.
use std::{path::Path, time::Instant};
fn main() {
    let compare = std::env::args().any(|arg| arg == "--compare");
    for path in std::env::args().skip(1).filter(|arg| arg != "--compare") {
        for pass in 0..if compare { 1 } else { 3 } {
            let start = Instant::now();
            let bytes = std::fs::read(Path::new(&path)).expect("read map");
            let read = start.elapsed();
            let start = Instant::now();
            let map = skate_data::skate_map::SkateMap::parse(&bytes).expect("decode map");
            println!("DATA_DECODE name={:?} pass={} read_ms={} parse_ms={} textures={} vertices={}",
                map.name, pass, read.as_millis(), start.elapsed().as_millis(), map.textures.len(), map.geometry.vertices.len());
            if compare {
                let serial = skate_data::skate_map::SkateMap::parse_with_decode_workers(&bytes, 1).expect("serial decode");
                assert!(map == serial, "parallel decoding changed package contents");
                println!("DATA_EQUAL name={:?} all_fields=true", map.name);
            }
        }
    }
}