Clone and take instead of emptying buffer on read to allow multiple r…

…ead access (HULKs#1069)
pejotejo · Jun 26, 2024 · 1d3810f · 1d3810f
1 parent 330028d
commit 1d3810f
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/crates/hulk_webots/src/camera.rs b/crates/hulk_webots/src/camera.rs
@@ -6,7 +6,7 @@ use std::arch::x86_64::{
 };
 
 use color_eyre::{
-    eyre::{eyre, WrapErr},
+    eyre::{OptionExt, WrapErr},
     Result,
 };
 use parking_lot::{Condvar, Mutex};
@@ -67,8 +67,9 @@ impl Camera {
             let mut bgra_buffer = self.buffer.lock();
             self.buffer_updated.wait(&mut bgra_buffer);
             bgra_buffer
+                .clone()
                 .take()
-                .ok_or_else(|| eyre!("no updated image found"))?
+                .ok_or_eyre("no updated image found")?
         };
         assert_eq!(bgra_buffer.len(), 4 * 640 * 480);
         let mut ycbcr_buffer = vec![