roundtrip_annotation_context/
main.rs

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//! Logs an `AnnotationContext` archetype for roundtrip checks.

use rerun::{
    datatypes::{ClassDescription, KeypointPair},
    AnnotationContext, RecordingStream, Rgba32,
};

#[derive(Debug, clap::Parser)]
#[clap(author, version, about)]
struct Args {
    #[command(flatten)]
    rerun: rerun::clap::RerunArgs,
}

fn run(rec: &RecordingStream, _args: &Args) -> anyhow::Result<()> {
    rec.log(
        "annotation_context",
        &AnnotationContext::new([
            (1, "hello").into(),
            ClassDescription {
                info: (2, "world", Rgba32::from_rgb(3, 4, 5)).into(),
                keypoint_annotations: vec![(17, "head").into(), (42, "shoulders").into()],
                keypoint_connections: KeypointPair::vec_from([(1, 2), (3, 4)]),
            },
        ]),
    )
    .map_err(Into::into)
}

fn main() -> anyhow::Result<()> {
    re_log::setup_logging();

    use clap::Parser as _;
    let args = Args::parse();

    let (rec, _serve_guard) = args
        .rerun
        .init("rerun_example_roundtrip_annotation_context")?;
    run(&rec, &args)
}