seq

src/lib.rs

@@ -646,6 +646,9 @@ impl Engine {
                 .schedule_depth
                 .store(self.schedule.len() as u32, Ordering::Relaxed);
         }
+
+        let copy_len = output.len().min(self.output.len());
+        self.output[..copy_len].copy_from_slice(&output[..copy_len]);
     }
 
     pub fn dsp(&mut self) {