+if not "%e%" == "med" goto nomed\r
+find "checking for OpenGL 2.0 core features... not detected" data\engine.log >nul\r
+if errorlevel 1 goto nomed\r
+echo OpenGL 2.0 or later required for Normal quality and higher, exiting.\r
+goto done\r
+:nomed\r
+if not "%e%" == "med" goto nomed2\r
+find "Using GL1.3 rendering path" data\engine.log >nul\r
+if errorlevel 1 goto nomed2\r
+echo OpenGL 2.0 rendering disabled, exiting.\r
+goto done\r
+:nomed2\r
+if not "%e%" == "high" goto nohigh\r
+find "vid_soft 1" data\engine.log >nul\r
+if errorlevel 1 goto nohigh\r
+echo Software rendering does not support Ultra and Ultimate quality settings, exiting.\r
+goto done\r
+:nohigh\r
+goto z%e%\r