Function main

tools/triangulate.rs:45–82

()

}

fn main() -> eyre::Result<()> {
    color_eyre::install()?;
    let args = CmdlineOptions::parse();

    let filter = tracing_subscriber::EnvFilter::builder()
        .with_default_directive(args.log_level.into())
        .from_env_lossy();
    tracing_subscriber::fmt()
        .with_env_filter(filter)
        .with_ansi(true)
        .with_writer(std::io::stderr)
        .init();

    let reader = get_input_reader(&args.input)?;
    let mut writer = get_output_writer(&args.output)?;
    let geometries = read_geometries(reader); // lazily loaded

    match args.strategy {
        TriangulationStrategy::EachGeometry => {
            let triangulations = geometries
                .map(|geom| flatten_geometries_into_points(std::iter::once(geom)))
                .filter_map(triangulate);
            for triangulation in triangulations {
                let graph = triangulation.graph();
                write_graph(&mut writer, &graph, &args.output_format)?;
            }
        }
        TriangulationStrategy::WholeCollection => {
            let points = flatten_geometries_into_points(geometries);
            if let Some(triangulation) = triangulate(points) {
                let graph = triangulation.graph();
                write_graph(writer, &graph, &args.output_format)?;
            }
        }
    }

    Ok(())
}