use std::boxed::Box;
use std::error::Error as StdError;
fn main() {
if let Some(path) = std::env::args().nth(1) {
run(&path).expect("runtime error");
} else {
println!("usage: load-gltf <FILE>");
}
}
fn run(path: &str) -> Result<(), Box<dyn StdError>> {
let (document,buffers,_) = gltf::import(path)?;
println!("{:#?}", document);
let byte_offset = 23616;
let byte_length = 141696;
let byte_end = byte_offset+byte_length;
let byte_pos = &buffers[0].0[byte_offset..byte_end];
assert_eq!(byte_pos.len(),byte_length);
Ok(())
}