//
// EV_canUnlockGenDoor()
//
// Passed a generalized locked door linedef and a player, returns whether
// the player has the keys necessary to unlock that door.
//
// Note: The linedef passed MUST be a generalized locked door type
// or results are undefined.
//
// jff 02/05/98 routine added to test for unlockability of
// generalized locked doors
//
// killough 11/98: reformatted
//
// haleyjd 08/22/00: fixed bug found by fraggle
//
static bool EV_canUnlockGenDoor(line_t *line, player_t *player)
{
int lockdefID = EV_lockdefIDForGenSpec(line->special);
itemeffect_t *yskull = E_ItemEffectForName(ARTI_YELLOWSKULL);
bool hasYellowSkull = (E_GetItemOwnedAmount(player, yskull) > 0);
// MBF compatibility hack - if lockdef ID is ALL3 and the player has the
// YellowSkull, we have to take it away; if he doesn't have it, we have to
// give it.
if(demo_version == 203 && lockdefID == EV_LOCKDEF_ALL3)
{
if(hasYellowSkull)
E_RemoveInventoryItem(player, yskull, -1);
else
E_GiveInventoryItem(player, yskull);
}
bool result = E_PlayerCanUnlock(player, lockdefID, false);
// restore inventory state if lockdef was ALL3 and playing back an MBF demo
if(demo_version == 203 && lockdefID == EV_LOCKDEF_ALL3)
{
if(hasYellowSkull)
E_GiveInventoryItem(player, yskull);
else
E_RemoveInventoryItem(player, yskull, -1);
}
return result;
}
static void cheat_keyxx(const void *arg)
{
int key = *(const int *)arg;
const char *msg = NULL;
if(key >= GameModeInfo->numHUDKeys)
return;
itemeffect_t *fx;
if(!(fx = E_ItemEffectForName(GameModeInfo->cardNames[key])))
return;
if(!E_GetItemOwnedAmount(plyr, fx))
{
E_GiveInventoryItem(plyr, fx);
msg = "Key Added"; // Ty 03/27/98 - *not* externalized
}
else
{
E_RemoveInventoryItem(plyr, fx, -1);
msg = "Key Removed";
}
doom_printf("%s", msg);
}
static void cheat_ammox(const void *arg)
{
const char *buf = (const char *)arg;
int a = *buf - '1';
if(*buf == 'b')
{
if(!E_PlayerHasBackpack(plyr))
{
doom_printf("Backpack Added");
E_GiveBackpack(plyr);
}
else
{
doom_printf("Backpack Removed");
E_RemoveBackpack(plyr);
}
}
else if(a >= 0 && a < NUMAMMO)
{
// haleyjd 10/24/09: altered behavior:
// * Add ammo if ammo is not at maxammo.
// * Remove ammo otherwise.
auto item = E_ItemEffectForName(cheat_AmmoForNum[a]);
if(!item)
return;
int amount = E_GetItemOwnedAmount(plyr, item);
int maxamount = E_GetMaxAmountForArtifact(plyr, item);
if(amount != maxamount)
{
E_GiveInventoryItem(plyr, item, maxamount);
doom_printf("Ammo Added");
}
else
{
E_RemoveInventoryItem(plyr, item, -1);
doom_printf("Ammo Removed");
}
}
}
//
// Give a player a weapon if they don't own it
//
void E_GiveWeapon(player_t *player, const weaponinfo_t *weapon)
{
if(!E_PlayerOwnsWeapon(player, weapon))
E_GiveInventoryItem(player, weapon->tracker);
}
