From 9a33fc884aad897e45bdb50a4704322556e95fda Mon Sep 17 00:00:00 2001
From: Jared Boone <jboone@earfeast.com>
Date: Sat, 6 Feb 2016 16:44:19 -0800
Subject: [PATCH] More arguments pass-by-reference.

---
 firmware/application/touch.cpp | 4 ++--
 firmware/application/touch.hpp | 2 +-
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/firmware/application/touch.cpp b/firmware/application/touch.cpp
index 72f6d457a..09f8db8f1 100644
--- a/firmware/application/touch.cpp
+++ b/firmware/application/touch.cpp
@@ -29,7 +29,7 @@ struct Metrics {
 	const float r;
 };
 
-static Metrics calculate_metrics(const Frame frame) {
+static Metrics calculate_metrics(const Frame& frame) {
 	/* TODO: Yikes! M0 doesn't have floating point, so this code is
 	 * expensive! On the other hand, it seems to be working well (and
 	 * fast *enough*?), so maybe leave it alone at least for now.
@@ -66,7 +66,7 @@ static Metrics calculate_metrics(const Frame frame) {
 	};
 }
 
-void Manager::feed(const Frame frame) {
+void Manager::feed(const Frame& frame) {
 	// touch_debounce.feed(touch_raw);
 	const auto touch_raw = frame.touch;
 	//const auto touch_stable = touch_debounce.state();
diff --git a/firmware/application/touch.hpp b/firmware/application/touch.hpp
index cbd13b069..0402243a6 100644
--- a/firmware/application/touch.hpp
+++ b/firmware/application/touch.hpp
@@ -165,7 +165,7 @@ class Manager {
 public:
 	std::function<void(ui::TouchEvent)> on_event;
 
-	void feed(const Frame frame);
+	void feed(const Frame& frame);
 
 private:
 	enum State {