From 7836b2c504c4efb25a3bd6d85bcb2312fae3c58a Mon Sep 17 00:00:00 2001
From: Dinolek <18579460+Dinolek@users.noreply.github.com>
Date: Wed, 22 Apr 2020 00:14:21 +0200
Subject: Fallback to GLX_MESA_swap_control if GLX_EXT_swap_control isn't
 supported

---
 Graphics/GraphicsEngineOpenGL/src/GLContextLinux.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'Graphics/GraphicsEngineOpenGL')

diff --git a/Graphics/GraphicsEngineOpenGL/src/GLContextLinux.cpp b/Graphics/GraphicsEngineOpenGL/src/GLContextLinux.cpp
index 6abc2822..5a9efc3a 100644
--- a/Graphics/GraphicsEngineOpenGL/src/GLContextLinux.cpp
+++ b/Graphics/GraphicsEngineOpenGL/src/GLContextLinux.cpp
@@ -166,6 +166,12 @@ void GLContext::SwapBuffers(int SwapInterval)
         {
             glXSwapIntervalEXT(display, wnd, SwapInterval);
         }
+#    if GLX_MESA_swap_control
+        else if (glXSwapIntervalMESA != nullptr)
+        {
+            glXSwapIntervalMESA(SwapInterval);
+        }
+#    endif
 #endif
         glXSwapBuffers(display, wnd);
     }
-- 
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