From 19f3a6daf5b4f8abe19823e39cfe61f00912072f Mon Sep 17 00:00:00 2001
From: Patrick Michl <huanzodev@gmail.com>
Date: Mon, 15 Mar 2021 22:02:46 +0100
Subject: [PATCH] send exit messages to threads

---
 src/main.rs | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/main.rs b/src/main.rs
index fce90e4..7316760 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -52,8 +52,14 @@ fn main() -> Result<(), std::io::Error> {
     for (x, y, p) in image.enumerate_pixels() {
         let _ = sender.send(Message::Pixel(x, y, p.clone()));
     }
+
+    (0..16).for_each(|_| {
+        let _ = sender.send(Message::Exit);
+    });
+
     for thread in handles {
         let _ = thread.join();
     }
+
     Ok(())
 }