calc_drop_pps
drop = calc_drop_pps(&r->total, &p->total, t);
drop = calc_drop_pps(rc, pc, t);
drop = calc_drop_pps(r, p, t);
drop = calc_drop_pps(&rec->total, &prev->total, t);
drop = calc_drop_pps(&rec->total, &prev->total, t);
drop = calc_drop_pps(r, p, t);
drop = calc_drop_pps(&rec->total, &prev->total, t);
drop = calc_drop_pps(r, p, t);
drop = calc_drop_pps(&rec->total, &prev->total, t);
drop = calc_drop_pps(r, p, t);
drop = calc_drop_pps(&rec->total, &prev->total, t);
drop = calc_drop_pps(r, p, t);
drop = calc_drop_pps(r, p, t);
drop = calc_drop_pps(&rec->total, &prev->total, t);