From 299c5594e6b36cef70b164e00eb671ed32c0d705 Mon Sep 17 00:00:00 2001
From: lat9nq <22451773+lat9nq@users.noreply.github.com>
Date: Wed, 30 Jun 2021 20:16:01 -0400
Subject: [PATCH] yuzu_cmd: config: Pass a reference in

Also adds documentation for the ReadSetting function.

Address review comments.

Co-authored-by: Mai M. <mathew1800@gmail.com>
---
 src/yuzu_cmd/config.cpp | 8 ++++----
 src/yuzu_cmd/config.h   | 8 +++++++-
 2 files changed, 11 insertions(+), 5 deletions(-)

diff --git a/src/yuzu_cmd/config.cpp b/src/yuzu_cmd/config.cpp
index 2c8d3f683..325584a1a 100644
--- a/src/yuzu_cmd/config.cpp
+++ b/src/yuzu_cmd/config.cpp
@@ -242,19 +242,19 @@ static const std::array<int, 8> keyboard_mods{
 };
 
 template <>
-void Config::ReadSetting(const std::string& group, Settings::BasicSetting<float> setting) {
+void Config::ReadSetting(const std::string& group, Settings::BasicSetting<float>& setting) {
     setting = sdl2_config->GetReal(group, setting.GetLabel(), setting.GetDefault());
 }
 template <>
-void Config::ReadSetting(const std::string& group, Settings::BasicSetting<std::string> setting) {
+void Config::ReadSetting(const std::string& group, Settings::BasicSetting<std::string>& setting) {
     setting = sdl2_config->Get(group, setting.GetLabel(), setting.GetDefault());
 }
 template <>
-void Config::ReadSetting(const std::string& group, Settings::BasicSetting<bool> setting) {
+void Config::ReadSetting(const std::string& group, Settings::BasicSetting<bool>& setting) {
     setting = sdl2_config->GetBoolean(group, setting.GetLabel(), setting.GetDefault());
 }
 template <typename Type>
-void Config::ReadSetting(const std::string& group, Settings::BasicSetting<Type> setting) {
+void Config::ReadSetting(const std::string& group, Settings::BasicSetting<Type>& setting) {
     setting = static_cast<Type>(sdl2_config->GetInteger(group, setting.GetLabel(),
                                                         static_cast<long>(setting.GetDefault())));
 }
diff --git a/src/yuzu_cmd/config.h b/src/yuzu_cmd/config.h
index bf0103dee..1ee932be2 100644
--- a/src/yuzu_cmd/config.h
+++ b/src/yuzu_cmd/config.h
@@ -26,6 +26,12 @@ public:
     void Reload();
 
 private:
+    /**
+     * Applies a value read from the sdl2_config to a BasicSetting.
+     *
+     * @param group The name of the INI group
+     * @param setting The yuzu setting to modify
+     */
     template <typename Type>
-    void ReadSetting(const std::string& group, Settings::BasicSetting<Type> setting);
+    void ReadSetting(const std::string& group, Settings::BasicSetting<Type>& setting);
 };