//$-----------------------------------------------------------------------------
//@ Initialize an item for an existing pool.
//&-----------------------------------------------------------------------------
public void PoolListItemInit(int ipoolListID)
{
// we do this so we dont have to access a indexed List
// each time we move or acces an item from a List
active_last = active_lastList[ipoolListID];
inactive_last = inactive_lastList[ipoolListID];
}
//$--------------------------------------------------------------------------
//@ Returns free inactive item.
//&--------------------------------------------------------------------------
public static EchoLinkedList PoolGetFreeInactive(int ipoolListID)
{
EchoLinkedList epl = inactive_firstList[ipoolListID].inactive_next;
if (epl == null || epl.inactive_next == null)
{
if (newObjCallbacks[ipoolListID].dynamicAdd)
{
newObjCallbacks[ipoolListID].CallCreateNewObject();
epl = inactive_firstList[ipoolListID].inactive_next;
}
else
{
return(null);
}
}
// remove from inactive list
epl.inactive_prev.inactive_next = epl.inactive_next;
epl.inactive_next.inactive_prev = epl.inactive_prev;
// add to active
epl.active_next = epl.active_last;
epl.active_prev = epl.active_last.active_prev;
epl.active_last.active_prev.active_next = epl;
epl.active_last.active_prev = epl;
return(epl);
}
//$--------------------------------------------------------------------------
//@ Adds item to active list
//&--------------------------------------------------------------------------
public static void PoolAddListActive(EchoLinkedList epl)
{
epl.active_next = epl.active_last;
epl.active_prev = epl.active_last.active_prev;
epl.active_last.active_prev.active_next = epl;
epl.active_last.active_prev = epl;
}
//$--------------------------------------------------------------------------
//@ Moves item from inactive to active list
//&--------------------------------------------------------------------------
public static void PoolMoveInactive2Active(EchoLinkedList epl)
{
epl.inactive_prev.inactive_next = epl.inactive_next;
epl.inactive_next.inactive_prev = epl.inactive_prev;
epl.active_next = epl.active_last;
epl.active_prev = epl.active_last.active_prev;
epl.active_last.active_prev.active_next = epl;
epl.active_last.active_prev = epl;
}
//$--------------------------------------------------------------------------
//@ Removes item from active list
//&--------------------------------------------------------------------------
public static void PoolRemoveListActive(EchoLinkedList epl)
{
epl.active_prev.active_next = epl.active_next;
epl.active_next.active_prev = epl.active_prev;
}
