rubble.qc

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#include "rubble.qh"
 
#ifdef GAMEQC
 
void LimitedChildrenRubble(IntrusiveList list, string cname, int limit, void(entity) deleteproc, entity parent){
    // remove rubble of the same type if it's at the limit
    // remove multiple rubble if the limit has been decreased
    while (1)
    {
        // walk the list and count the entities, find the oldest
        // initialize our search with the first entity
        int c = 0;
        entity oldest = NULL;
        float oldesttime = 0;
        // compare to all other matching entities
        IL_EACH(list, it.classname == cname,
        {
            if(!parent || parent == it.owner){
                ++c;
                if(!oldest || oldesttime > it.creationtime)
                {
                    oldest = it;
                    oldesttime = it.creationtime;
                }
            }
        });
 
        // stop if there are less than the limit already
        if (c <= limit) break;
 
        // delete this oldest one and search again
        deleteproc(oldest);
    }
}
 
 
// This function doesn't preserve linked list order but it is not needed as creationtime is used instead of list position for comparing ages.
// IL_Replace or similiar order preserving function did not exist at the time of creating this.
entity ReplaceOldListedChildRubble(IntrusiveList list, entity child, entity oldChild){
    child.creationtime = oldChild.creationtime;
    IL_REMOVE(list, oldChild);
    IL_PUSH(list, child);
    return child;
}
 
entity ListNewChildRubble(IntrusiveList list, entity child){
    child.creationtime = time;
    IL_PUSH(list, child);
    return child;
}
 
#endif