From 33958ca5b2fbd5ed1e721d5f57519fc957e3ad07 Mon Sep 17 00:00:00 2001
From: Magnus Norddahl <dpjudas@users.noreply.github.com>
Date: Thu, 24 Nov 2016 07:37:15 +0100
Subject: [PATCH] Add vid_vsync support to Linux target

---
 src/posix/sdl/sdlglvideo.cpp | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/src/posix/sdl/sdlglvideo.cpp b/src/posix/sdl/sdlglvideo.cpp
index d8c00f2363..173a84d801 100644
--- a/src/posix/sdl/sdlglvideo.cpp
+++ b/src/posix/sdl/sdlglvideo.cpp
@@ -442,6 +442,16 @@ void SDLGLFB::SetVSync( bool vsync )
 #if defined (__APPLE__)
 	const GLint value = vsync ? 1 : 0;
 	CGLSetParameter( CGLGetCurrentContext(), kCGLCPSwapInterval, &value );
+#else
+	if (vsync)
+	{
+		if (SDL_GL_SetSwapInterval(-1) == -1)
+			SDL_GL_SetSwapInterval(1);
+	}
+	else
+	{
+		SDL_GL_SetSwapInterval(0);
+	}
 #endif
 }