Show the image in a window

Cargo.toml

@@ -8,3 +8,4 @@ edition = "2021"
 [dependencies]
 rand = "0.8.5"
 glm = "0.2.3"
+show-image = "0.14.0"

src/main.rs

@@ -1,12 +1,14 @@
 mod mesh_loader;
 
 use std::fs::File;
-use std::{env, io};
+use std::{env};
+use std::error::Error;
 use std::f32::consts::PI;
-use std::io::{BufRead, BufReader, BufWriter};
+use std::io::{BufRead, BufReader};
 use std::io::Write;
 use rand::Rng;
 use glm::*;
+use show_image::{ImageInfo, ImageView, WindowOptions};
 use crate::mesh_loader::load_mesh;
 
 const W: i32 = 320;
@@ -55,7 +57,8 @@ fn ypr_to_mat(ypr: Vec3) -> Mat3 {
 	m_roll * m_pitch * m_yaw
 }
 
-fn main() -> io::Result<()> {
+#[show_image::main]
+fn main() -> Result<(), Box<dyn Error>> {
 	let args: Vec<String> = env::args().collect();
 	let mesh = {
 		let f = File::open(&args[1])?;
@@ -107,11 +110,11 @@ fn main() -> io::Result<()> {
 			}
 		}
 	}
-	let f = File::create("1.ppm")?;
-	let mut f = BufWriter::new(f);
-	write!(f, "P6\n")?;
-	write!(f, "{W} {H} 255\n")?;
-	f.write(img.data())?;
+
+	let window = show_image::create_window("Raytracing", WindowOptions::default())?;
+	let image = ImageView::new(ImageInfo::rgb8(W as u32, H as u32), img.data());
+	window.set_image("image", image)?;
+	window.wait_until_destroyed()?;
 	Ok(())
 }