Use SDL 2 instead of SDL 1.2

code/renderer/tr_init.c

@@ -49,6 +49,8 @@ cvar_t	*r_ignoreFastPath;
 cvar_t	*r_verbose;
 cvar_t	*r_ignore;
 
+cvar_t  *r_displayRefresh;
+
 cvar_t	*r_detailTextures;
 
 cvar_t	*r_znear;
@@ -1054,6 +1056,8 @@ void R_Register( void )
 	//
 	// temporary latched variables that can only change over a restart
 	//
+	r_displayRefresh = ri.Cvar_Get( "r_displayRefresh", "0", CVAR_LATCH );
+	ri.Cvar_CheckRange( r_displayRefresh, 0, 200, qtrue );
 	r_fullbright = ri.Cvar_Get ("r_fullbright", "0", CVAR_LATCH|CVAR_CHEAT );
 	r_mapOverBrightBits = ri.Cvar_Get ("r_mapOverBrightBits", "2", CVAR_LATCH );
 	r_intensity = ri.Cvar_Get ("r_intensity", "1", CVAR_LATCH );

code/renderer/tr_local.h

@@ -1077,6 +1077,7 @@ extern cvar_t	*r_mode;				// video mode
 extern cvar_t	*r_fullscreen;
 extern cvar_t	*r_noborder;
 extern cvar_t	*r_gamma;
+extern cvar_t	*r_displayRefresh;		// optional display refresh option
 extern cvar_t	*r_ignorehwgamma;		// overrides hardware gamma capabilities
 
 extern cvar_t	*r_allowExtensions;				// global enable/disable of OpenGL extensions

code/renderer/tr_public.h

@@ -167,7 +167,7 @@ typedef struct {
 	void	(*CL_WriteAVIVideoFrame)( const byte *buffer, int size );
 
 	// input event handling
-	void	(*IN_Init)( void );
+	void	(*IN_Init)( void *windowData );
 	void	(*IN_Shutdown)( void );
 	void	(*IN_Restart)( void );