engine: touch: don't emulate touch and mouse through SDL2 (taken from @Velaron branch)

engine/client/in_touch.c

@@ -1084,8 +1084,13 @@ void Touch_Init( void )
 	Cvar_RegisterVariable( &touch_enable );
 	Cvar_RegisterVariable( &touch_emulate );
 
-	/// TODO: touch sdl platform
-	// SDL_SetHint( SDL_HINT_ANDROID_SEPARATE_MOUSE_AND_TOUCH, "1" );
+	// TODO: touch platform
+#if SDL_VERSION_ATLEAST( 2, 0, 10 )
+	SDL_SetHint( SDL_HINT_MOUSE_TOUCH_EVENTS, "0" );
+	SDL_SetHint( SDL_HINT_TOUCH_MOUSE_EVENTS, "0" );
+#else
+	SDL_SetHint( SDL_HINT_ANDROID_SEPARATE_MOUSE_AND_TOUCH, "1" );
+#endif
 
 	touch.initialized = true;
 }