Function quantize

crates/luacad/src/export.rs:106–108

(v: f32)

fn quantize(v: f32) -> i64 {
  (v as f64 * 1000.0).round() as i64
}

#[cfg(feature = "csgrs")]
fn vkey(x: f32, y: f32, z: f32) -> VKey {
  (quantize(x), quantize(y), quantize(z))
}