From 51dd3da11ce169fec831fef20efc73d2ba495702 Mon Sep 17 00:00:00 2001
From: Lioncash <mathew1800@gmail.com>
Date: Mon, 24 Jan 2022 11:31:40 -0500
Subject: input_common/main: Pass MappingData by const reference in callbacks

Avoids creating unnecessary 168 byte copies per callback invocation.
---
 src/input_common/input_engine.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src/input_common/input_engine.h')

diff --git a/src/input_common/input_engine.h b/src/input_common/input_engine.h
index 390581c94..5d4fdb4cc 100644
--- a/src/input_common/input_engine.h
+++ b/src/input_common/input_engine.h
@@ -89,7 +89,7 @@ struct UpdateCallback {
 
 // Triggered if data changed on the controller and the engine is on configuring mode
 struct MappingCallback {
-    std::function<void(MappingData)> on_data;
+    std::function<void(const MappingData&)> on_data;
 };
 
 // Input Identifier of data source
-- 
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