From 1cce751a519df086e5fe34d13208cf864a65e6f6 Mon Sep 17 00:00:00 2001
From: Kira Bruneau <kira.bruneau@pm.me>
Date: Sat, 19 Jun 2021 10:52:06 -0400
Subject: [PATCH] mangohud: prefer wrapping with XDG_DATA_DIRS

`XDG_DATA_DIRS` is what's used by Vulkan-Loader to search for MangoHud
when installed.
---
 pkgs/tools/graphics/mangohud/default.nix | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/pkgs/tools/graphics/mangohud/default.nix b/pkgs/tools/graphics/mangohud/default.nix
index 98e60058abc4..a69f8775f3b5 100644
--- a/pkgs/tools/graphics/mangohud/default.nix
+++ b/pkgs/tools/graphics/mangohud/default.nix
@@ -116,8 +116,7 @@ stdenv.mkDerivation rec {
   # Support overlaying Vulkan applications without requiring mangohud to be installed
   postFixup = ''
     wrapProgram "$out/bin/mangohud" \
-      --prefix VK_LAYER_PATH : "$out/share/vulkan/implicit_layer.d" \
-      --prefix VK_INSTANCE_LAYERS : VK_LAYER_MANGOHUD_overlay
+      --prefix XDG_DATA_DIRS : "$out/share"
   '';
 
   meta = with lib; {