exporter/src/bin/scenetree.rs


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use std::{env::args, fs::File, io::BufReader};
use unity_tools::{assetbundle::AssetBundle, classes::transform::Transform};

fn main() -> anyhow::Result<()> {
    env_logger::init_from_env("LOG");
    let file = BufReader::new(File::open(args().nth(1).unwrap()).unwrap());
    let mut bundle = AssetBundle::open(file, "samples")?;

    println!("digraph {{");
    for ob in bundle.all_toplevel_of_class("Transform") {
        let i = ob.path_id;
        let tr = ob.load(&mut bundle)?.parse::<Transform>()?;

        let mut name = "(no gameobject)".to_string();
        if !tr.gameobject.is_null() {
            let go = tr.gameobject.load(&mut bundle)?;
            name = go.name;
        }
        println!("n{i} [label={name:?}];");

        if !tr.father.is_null() {
            let j = tr.father.path_id;
            println!("n{j} -> n{i};")
        }
    }
    println!("}}");

    Ok(())
}