From 17783e08cd76e68051dbf4f838f93df4ebb590ff Mon Sep 17 00:00:00 2001
From: Gliczy <129636582+Gliczy@users.noreply.github.com>
Date: Tue, 23 Jan 2024 15:18:26 +0100
Subject: [PATCH] slade: set GDK_BACKEND to x11 Slade has major issues when
 running in native Wayland: - The 3D view in the map editor is "spinning",
 making it unusable. - The UI will freeze when trying to preview or edit an
 asset. - Some crashes

---
 pkgs/games/doom-ports/slade/default.nix | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/pkgs/games/doom-ports/slade/default.nix b/pkgs/games/doom-ports/slade/default.nix
index 42a8c2485174..9ab3d1f458d5 100644
--- a/pkgs/games/doom-ports/slade/default.nix
+++ b/pkgs/games/doom-ports/slade/default.nix
@@ -62,6 +62,12 @@ stdenv.mkDerivation rec {
 
   env.NIX_CFLAGS_COMPILE = "-Wno-narrowing";
 
+  preFixup = ''
+    gappsWrapperArgs+=(
+      --prefix GDK_BACKEND : x11
+    )
+  '';
+
   meta = with lib; {
     description = "Doom editor";
     homepage = "http://slade.mancubus.net/";