77:/std/combat/chumanoid.c (/std/combat/chumanoid.c)
(public void) cb_modify_procuse()
/*
 * Description: Humanoids might reallocate what attacks they use when the
 *              attacks are modified. (If maxuse is set)
 *              The distribution formula is:
 *
 *                       %use = %maxuse * (wchit*wcpen) / ( sum(wchit*wcpen) )
 */
