Hide Encore on the Gameplay Options menu if not unlocked

src/k_menu.h

@@ -325,6 +325,21 @@ extern menu_t OPTIONS_HUDDef;
 extern menuitem_t OPTIONS_HUDOnline[];
 extern menu_t OPTIONS_HUDOnlineDef;
 
+typedef enum
+{
+	gopt_gamespeed = 0,
+	gopt_baselapcount,
+	gopt_frantic,
+	gopt_encore,
+	gopt_exitcountdown,
+	gopt_spacer1,
+	gopt_timelimit,
+	gopt_startingbumpers,
+	gopt_karmacomeback,
+	gopt_spacer2,
+	gopt_itemtoggles
+} gopt_e;
+
 extern menuitem_t OPTIONS_Gameplay[];
 extern menu_t OPTIONS_GameplayDef;
 

src/k_menudef.c

@@ -1007,7 +1007,7 @@ menu_t OPTIONS_HUDOnlineDef = {
 	NULL,
 };
 
-
+// Gameplay options -- see gopt_e
 menuitem_t OPTIONS_Gameplay[] =
 {
 

src/k_menufunc.c

@@ -4417,6 +4417,8 @@ void M_InitOptions(INT32 choice)
 	{
 		OPTIONS_MainDef.menuitems[mopt_gameplay].status = IT_STRING | IT_SUBMENU;
 		OPTIONS_MainDef.menuitems[mopt_server].status = IT_STRING | IT_SUBMENU;
+		OPTIONS_GameplayDef.menuitems[gopt_encore].status =
+			(M_SecretUnlocked(SECRET_ENCORE) ? (IT_STRING | IT_CVAR) : IT_DISABLED);
 	}
 
 	OPTIONS_DataDef.menuitems[dopt_erase].status = (gamestate == GS_MENU