From 3ac8312a931dc1957414962e7f20b06d1642e7d0 Mon Sep 17 00:00:00 2001
From: tomara_x <86204514+tomara-x@users.noreply.github.com>
Date: Tue, 13 Aug 2024 18:49:57 +0300
Subject: [PATCH] avoid swap arity panic

---
 src/nodes.rs | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/nodes.rs b/src/nodes.rs
index 55cef10..d5d80da 100644
--- a/src/nodes.rs
+++ b/src/nodes.rs
@@ -547,14 +547,18 @@ impl AudioUnit for SwapUnit {
 
     fn tick(&mut self, input: &[f32], output: &mut [f32]) {
         if let Ok(net) = self.receiver.try_recv() {
-            self.x = net;
+            if self.x.inputs() == net.inputs() && self.x.outputs() == net.outputs() {
+                self.x = net;
+            }
         }
         self.x.tick(input, output);
     }
 
     fn process(&mut self, size: usize, input: &BufferRef, output: &mut BufferMut) {
         if let Ok(net) = self.receiver.try_recv() {
-            self.x = net;
+            if self.x.inputs() == net.inputs() && self.x.outputs() == net.outputs() {
+                self.x = net;
+            }
         }
         self.x.process(size, input, output);
     }