From 9b044a4eb93eeca064fffcd3f202f36b7e2b1f3f Mon Sep 17 00:00:00 2001
From: Jean Pierre Cimalando <jp-dev@inbox.ru>
Date: Mon, 9 Nov 2020 14:13:54 +0100
Subject: [PATCH] Skip message processing if no callback

---
 src/sfizz/Messaging.hpp | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/sfizz/Messaging.hpp b/src/sfizz/Messaging.hpp
index cabd30b6..e5df7537 100644
--- a/src/sfizz/Messaging.hpp
+++ b/src/sfizz/Messaging.hpp
@@ -21,10 +21,12 @@ inline void Client::receive(int delay, const char* path, const char* sig, const
 template <char... Sig>
 inline void Client::receive(int delay, const char* path, OscDecayedType<Sig>... values)
 {
-    constexpr size_t size = sizeof...(Sig);
-    char sig[size + 1] { Sig..., '\0' };
-    sfizz_arg_t args[size] { OscDataTraits<Sig>::make_arg(values)... };
-    receive(delay, path, sig, args);
+    if (receive_) {
+        constexpr size_t size = sizeof...(Sig);
+        char sig[size + 1] { Sig..., '\0' };
+        sfizz_arg_t args[size] { OscDataTraits<Sig>::make_arg(values)... };
+        receive_(data_, delay, path, sig, args);
+    }
 }
 
 ///