From 8fa3ca731bb5e0d54366ae4e28dfd14cb8483444 Mon Sep 17 00:00:00 2001
From: Dzmitry Malyshau <dmalyshau@mozilla.com>
Date: Tue, 21 Sep 2021 09:31:48 -0400
Subject: [PATCH] hal/gl: disable presentation on intel+nv

---
 wgpu-hal/src/gles/egl.rs | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/wgpu-hal/src/gles/egl.rs b/wgpu-hal/src/gles/egl.rs
index 85295583c3..0b14fd6895 100644
--- a/wgpu-hal/src/gles/egl.rs
+++ b/wgpu-hal/src/gles/egl.rs
@@ -160,7 +160,14 @@ fn choose_config(
 
         match egl.choose_first_config(display, &attributes) {
             Ok(Some(config)) => {
-                return Ok((config, tier_max >= 1));
+                if tier_max == 1 {
+                    log::warn!(
+                        "EGL says it can present to the window but not natively. {}. {}",
+                        "This has been confirmed to malfunction on Intel+NV laptops",
+                        "Therefore, we disable presentation entirely for this platform"
+                    );
+                }
+                return Ok((config, tier_max >= 2));
             }
             Ok(None) => {
                 log::warn!("No config found!");