From 262b3eb33593c638c46a30423c3774d9fe8171fc Mon Sep 17 00:00:00 2001
From: John Preston <johnprestonmail@gmail.com>
Date: Wed, 1 Jul 2020 20:02:35 +0400
Subject: [PATCH] Optimize a redundant QImage detach.

---
 ui/emoji_config.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/ui/emoji_config.cpp b/ui/emoji_config.cpp
index 1321614..98a3d07 100644
--- a/ui/emoji_config.cpp
+++ b/ui/emoji_config.cpp
@@ -294,6 +294,10 @@ QImage LoadFromFile(int id, int size, int index) {
 		|| false) {
 		return QImage();
 	}
+
+	// This should remove a non necessary detach on Retina screens later.
+	result.setDevicePixelRatio(style::DevicePixelRatio());
+
 	crl::async([=, signature = std::move(signature)] {
 		// This should not happen (invalid signature),
 		// so we delay this check and fix only the next launch.