#define BASE_WORKER_PROD_RATE 15
#define CARGO1_CALCULATION min (waiting_cargo_1/16, LOAD_TEMP(0x01)/16)
#define CARGO2_CALCULATION min (waiting_cargo_2/16, LOAD_TEMP(0x01)/16)

produce(produce_worker_yard2,
	(waiting_cargo_2 == 0) ? 0 : CARGO1_CALCULATION,	// input cargo 1, building materials
	CARGO2_CALCULATION, // input cargo 2, food
	0,  // input cargo 3 - not available for worker yard
	// the real logic follows
	(LOAD_TEMP(0x01) < BASE_WORKER_PROD_RATE * 8) ?
		BASE_WORKER_PROD_RATE :
		max (
			CARGO1_CALCULATION +
			CARGO2_CALCULATION, BASE_WORKER_PROD_RATE),
	0  // do not repeat this process until next 256 ticks
);

switch(FEAT_INDUSTRIES, PARENT, produce_worker_yard, STORE_TEMP(population,0x01)) {
	produce_worker_yard2;
}