From 80ce5173e19fbeeeb8f60216cb5a41140de9ce99 Mon Sep 17 00:00:00 2001
From: Gwilym Kuiper <gw@ilym.me>
Date: Fri, 25 Jun 2021 21:41:35 +0100
Subject: [PATCH] Provide a way to get the channel again

---
 agb/src/sound/mixer/sw_mixer.rs | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/agb/src/sound/mixer/sw_mixer.rs b/agb/src/sound/mixer/sw_mixer.rs
index aef9acfe..755025b0 100644
--- a/agb/src/sound/mixer/sw_mixer.rs
+++ b/agb/src/sound/mixer/sw_mixer.rs
@@ -62,6 +62,16 @@ impl Mixer {
 
         panic!("Cannot play more than 16 sounds at once");
     }
+
+    pub fn get_channel(&mut self, id: ChannelId) -> Option<&'_ mut SoundChannel> {
+        if let Some(channel) = &mut self.channels[id.0] {
+            if self.indices[id.0] == id.1 {
+                return Some(channel);
+            }
+        }
+
+        None
+    }
 }
 
 // I've picked one frequency that works nicely. But there are others that work nicely