From fe61d2fd676beea9b0b6b30471fe595f4f88496d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?H=C3=A9ctor=20Ram=C3=B3n=20Jim=C3=A9nez?=
 <hector0193@gmail.com>
Date: Sat, 15 Feb 2020 10:45:45 +0100
Subject: [PATCH] Request high performance adapter if MSAA is enabled

---
 wgpu/src/window/backend.rs | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/wgpu/src/window/backend.rs b/wgpu/src/window/backend.rs
index 6f8a0bb0..4c9f289b 100644
--- a/wgpu/src/window/backend.rs
+++ b/wgpu/src/window/backend.rs
@@ -18,7 +18,11 @@ impl iced_native::window::Backend for Backend {
 
     fn new(settings: Self::Settings) -> (Backend, Renderer) {
         let adapter = wgpu::Adapter::request(&wgpu::RequestAdapterOptions {
-            power_preference: wgpu::PowerPreference::Default,
+            power_preference: if settings.antialiasing.is_none() {
+                wgpu::PowerPreference::Default
+            } else {
+                wgpu::PowerPreference::HighPerformance
+            },
             backends: wgpu::BackendBit::all(),
         })
         .expect("Request adapter");