From 10fd41b4a81131d82d55e3add42aec574808e046 Mon Sep 17 00:00:00 2001
From: Francesco Gazzetta <fgaz@fgaz.me>
Date: Sun, 4 Aug 2024 16:40:21 +0000
Subject: [PATCH] Take screenshot from back buffer when using double buffering
 (#14904)

Fixes #14901 (black screenshots on Wayland)
---
 irr/src/COpenGLDriver.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/irr/src/COpenGLDriver.cpp b/irr/src/COpenGLDriver.cpp
index 0d3f18e2b..1ad66aef9 100644
--- a/irr/src/COpenGLDriver.cpp
+++ b/irr/src/COpenGLDriver.cpp
@@ -3018,7 +3018,7 @@ IImage *COpenGLDriver::createScreenShot(video::ECOLOR_FORMAT format, video::E_RE
 	if (newImage)
 		pixels = static_cast<u8 *>(newImage->getData());
 	if (pixels) {
-		glReadBuffer(GL_FRONT);
+		glReadBuffer(Params.Doublebuffer ? GL_BACK : GL_FRONT);
 		glReadPixels(0, 0, ScreenSize.Width, ScreenSize.Height, fmt, type, pixels);
 		testGLError(__LINE__);
 		glReadBuffer(GL_BACK);