- Added the item flag IF_RESTRICTABSOLUTELY. When this is set, players of the wrong class cannot

pickup an item at all. (For instance, normally players in Hexen can still pick up other players'
  weapons for ammo. With this flag set, they cannot do that either.)

SVN r3751 (trunk)

src/g_shared/a_pickups.cpp

@@ -1333,9 +1333,10 @@ bool AInventory::CallTryPickup (AActor *toucher, AActor **toucher_return)
 	bool res;
 	if (CanPickup(toucher))
 		res = TryPickup(toucher);
-	else
+	else if (!(ItemFlags & IF_RESTRICTABSOLUTELY))
 		res = TryPickupRestricted(toucher);	// let an item decide for itself how it will handle this
-
+	else
+		return false;
 
 	// Morph items can change the toucher so we need an option to return this info.
 	if (toucher_return != NULL) *toucher_return = toucher;

src/g_shared/a_pickups.h

@@ -131,6 +131,7 @@ enum
 	IF_INITEFFECTFAILED	= 1<<16,	// CreateCopy tried to activate a powerup and activation failed (can happen with PowerMorph)
 	IF_NOATTENPICKUPSOUND = 1<<17,	// Play pickup sound with ATTN_NONE
 	IF_PERSISTENTPOWER	= 1<<18,	// Powerup is kept when travelling between levels
+	IF_RESTRICTABSOLUTELY = 1<<19,	// RestrictedTo and ForbiddenTo do not allow pickup in any form by other classes
 };
 
 
@@ -343,7 +344,6 @@ enum
 	WIF_MELEEWEAPON =		0x00008000,	// melee weapon. Used by bots and monster AI.
 	WIF_DEHAMMO	=			0x00010000,	// Uses Doom's original amount of ammo for the respective attack functions so that old DEHACKED patches work as intended.
 										// AmmoUse1 will be set to the first attack's ammo use so that checking for empty weapons still works
-
 	WIF_CHEATNOTWEAPON	=	0x08000000,	// Give cheat considers this not a weapon (used by Sigil)
 
 	// Flags used only by bot AI:

src/g_shared/a_weaponpiece.cpp

@@ -33,8 +33,7 @@ bool AWeaponPiece::TryPickupRestricted (AActor *&toucher)
 {
 	// Wrong class, but try to pick up for ammo
 	if (ShouldStay())
-	{
-		// Can't pick up weapons for other classes in coop netplay
+	{ // Can't pick up weapons for other classes in coop netplay
 		return false;
 	}
 

src/thingdef/thingdef_data.cpp

@@ -296,6 +296,7 @@ static FFlagDef InventoryFlags[] =
 	DEFINE_FLAG(IF, IGNORESKILL, AInventory, ItemFlags),
 	DEFINE_FLAG(IF, NOATTENPICKUPSOUND, AInventory, ItemFlags),
 	DEFINE_FLAG(IF, PERSISTENTPOWER, AInventory, ItemFlags),
+	DEFINE_FLAG(IF, RESTRICTABSOLUTELY, AInventory, ItemFlags),
 
 	DEFINE_DEPRECATED_FLAG(PICKUPFLASH),
 	DEFINE_DEPRECATED_FLAG(INTERHUBSTRIP),