From 760b846bb1d705c5127b9b364a6ae0c437ee3e96 Mon Sep 17 00:00:00 2001
From: Lubosz Sarnecki <lubosz@gmail.com>
Date: Wed, 4 Sep 2024 21:51:33 +0200
Subject: [PATCH] OpenXrDisplayPlugin: Use C++20 std::format.

---
 plugins/openxr/src/OpenXrDisplayPlugin.cpp | 9 +++------
 1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/plugins/openxr/src/OpenXrDisplayPlugin.cpp b/plugins/openxr/src/OpenXrDisplayPlugin.cpp
index efd8952a7e..29843bddeb 100644
--- a/plugins/openxr/src/OpenXrDisplayPlugin.cpp
+++ b/plugins/openxr/src/OpenXrDisplayPlugin.cpp
@@ -16,6 +16,7 @@
 #include <glm/gtx/string_cast.hpp>
 #include <glm/gtx/transform.hpp>
 #include <thread>
+#include <format>
 
 #if defined(Q_OS_WIN)
 #undef near
@@ -133,12 +134,8 @@ static std::string glFormatStr(GLenum source) {
         ENUM_TO_STR(GL_RGBA16);
         ENUM_TO_STR(GL_RGBA16F);
         ENUM_TO_STR(GL_SRGB8_ALPHA8);
-        default: {
-            // TODO: Enable C++20 for std::format
-            std::ostringstream ss;
-            ss << "0x" << std::hex << source;
-            return ss.str();
-        }
+        default:
+            return std::format("0x{:X}", source);
     }
 }