Automatic Dark Room Candle Item Script

//Set to an item's action script, and flag that item as having a passive script.
//Requires the script flag 'Item Scripts Continue to Run'

item script autocandleA
{
    int f;
    while(1)
    {
        ++f;
        unless ( ((f%20)) && !Screen->Lit ) Screen->Lit = true; //this could all be a pointless waste of instructions
                    //trying to reduce how often we write ->Lit.
        Waitframe();
    }
}

item script autocandleB //Lighter ZASM. need to check performance difference against v. A
{
    while(1)
    {
        Screen->Lit = true;
        Waitframe();
    }
}