File diff r12404:d58b2d050240 → r12405:ba094e765533
src/subsidy.cpp
Show inline comments
 
@@ -48,25 +48,25 @@
 
 */
 
void InitializeSubsidies()
 
{
 
	Subsidy::Clean();
 
}
 

	
 
Pair SetupSubsidyDecodeParam(const Subsidy *s, bool mode)
 
{
 
	NewsReferenceType reftype1 = NR_NONE;
 
	NewsReferenceType reftype2 = NR_NONE;
 

	
 
	/* if mode is false, use the singular form */
 
	const CargoSpec *cs = GetCargo(s->cargo_type);
 
	const CargoSpec *cs = CargoSpec::Get(s->cargo_type);
 
	SetDParam(0, mode ? cs->name : cs->name_single);
 

	
 
	if (s->age < 12) {
 
		if (cs->town_effect != TE_PASSENGERS && cs->town_effect != TE_MAIL) {
 
			SetDParam(1, STR_INDUSTRY);
 
			SetDParam(2, s->from);
 
			reftype1 = NR_INDUSTRY;
 

	
 
			if (cs->town_effect != TE_GOODS && cs->town_effect != TE_FOOD) {
 
				SetDParam(4, STR_INDUSTRY);
 
				SetDParam(5, s->to);
 
				reftype2 = NR_INDUSTRY;
 
@@ -94,39 +94,39 @@ Pair SetupSubsidyDecodeParam(const Subsi
 

	
 
	Pair p;
 
	p.a = reftype1;
 
	p.b = reftype2;
 
	return p;
 
}
 

	
 
void DeleteSubsidyWithTown(TownID index)
 
{
 
	Subsidy *s;
 
	FOR_ALL_SUBSIDIES(s) {
 
		if (s->age < 12) {
 
			const CargoSpec *cs = GetCargo(s->cargo_type);
 
			const CargoSpec *cs = CargoSpec::Get(s->cargo_type);
 
			if (((cs->town_effect == TE_PASSENGERS || cs->town_effect == TE_MAIL) && (index == s->from || index == s->to)) ||
 
				((cs->town_effect == TE_GOODS || cs->town_effect == TE_FOOD) && index == s->to)) {
 
				s->cargo_type = CT_INVALID;
 
			}
 
		}
 
	}
 
}
 

	
 
void DeleteSubsidyWithIndustry(IndustryID index)
 
{
 
	Subsidy *s;
 
	FOR_ALL_SUBSIDIES(s) {
 
		if (s->age < 12) {
 
			const CargoSpec *cs = GetCargo(s->cargo_type);
 
			const CargoSpec *cs = CargoSpec::Get(s->cargo_type);
 
			if (cs->town_effect != TE_PASSENGERS && cs->town_effect != TE_MAIL &&
 
				(index == s->from || (cs->town_effect != TE_GOODS && cs->town_effect != TE_FOOD && index == s->to))) {
 
				s->cargo_type = CT_INVALID;
 
			}
 
		}
 
	}
 
}
 

	
 
void DeleteSubsidyWithStation(StationID index)
 
{
 
	bool dirty = false;
 

	
 
@@ -183,25 +183,25 @@ static void FindSubsidyCargoRoute(FoundR
 
		total = i->last_month_production[1];
 
	} else {
 
		cargo = i->produced_cargo[0];
 
		trans = i->last_month_pct_transported[0];
 
		total = i->last_month_production[0];
 
	}
 

	
 
	/* Quit if no production in this industry
 
	 * or if the cargo type is passengers
 
	 * or if the pct transported is already large enough */
 
	if (total == 0 || trans > 42 || cargo == CT_INVALID) return;
 

	
 
	const CargoSpec *cs = GetCargo(cargo);
 
	const CargoSpec *cs = CargoSpec::Get(cargo);
 
	if (cs->town_effect == TE_PASSENGERS) return;
 

	
 
	fr->cargo = cargo;
 

	
 
	if (cs->town_effect == TE_GOODS || cs->town_effect == TE_FOOD) {
 
		/*  The destination is a town */
 
		Town *t = Town::GetRandom();
 

	
 
		/* Only want big towns */
 
		if (t == NULL || t->population < 900) return;
 

	
 
		fr->distance = DistanceManhattan(i->xy, t->xy);
 
@@ -278,25 +278,25 @@ void SubsidyMonthlyLoop()
 
			FindSubsidyPassengerRoute(&fr);
 
			if (fr.distance <= 70) {
 
				s->cargo_type = CT_PASSENGERS;
 
				s->from = ((Town*)fr.from)->index;
 
				s->to = ((Town*)fr.to)->index;
 
				goto add_subsidy;
 
			}
 
			FindSubsidyCargoRoute(&fr);
 
			if (fr.distance <= 70) {
 
				s->cargo_type = fr.cargo;
 
				s->from = ((Industry*)fr.from)->index;
 
				{
 
					const CargoSpec *cs = GetCargo(fr.cargo);
 
					const CargoSpec *cs = CargoSpec::Get(fr.cargo);
 
					s->to = (cs->town_effect == TE_GOODS || cs->town_effect == TE_FOOD) ? ((Town*)fr.to)->index : ((Industry*)fr.to)->index;
 
				}
 
	add_subsidy:
 
				if (!CheckSubsidyDuplicate(s)) {
 
					s->age = 0;
 
					Pair reftype = SetupSubsidyDecodeParam(s, 0);
 
					AddNewsItem(STR_NEWS_SERVICE_SUBSIDY_OFFERED, NS_SUBSIDIES, (NewsReferenceType)reftype.a, s->from, (NewsReferenceType)reftype.b, s->to);
 
					AI::BroadcastNewEvent(new AIEventSubsidyOffer(s->Index()));
 
					modified = true;
 
					break;
 
				}
 
			}
 
@@ -317,25 +317,25 @@ bool CheckSubsidised(const Station *from
 
		if (s->cargo_type == cargo_type &&
 
				s->age >= 12 &&
 
				s->from == from->index &&
 
				s->to == to->index) {
 
			return true;
 
		}
 
	}
 

	
 
	/* check if there's a new subsidy that applies.. */
 
	FOR_ALL_SUBSIDIES(s) {
 
		if (s->cargo_type == cargo_type && s->age < 12) {
 
			/* Check distance from source */
 
			const CargoSpec *cs = GetCargo(cargo_type);
 
			const CargoSpec *cs = CargoSpec::Get(cargo_type);
 
			if (cs->town_effect == TE_PASSENGERS || cs->town_effect == TE_MAIL) {
 
				xy = Town::Get(s->from)->xy;
 
			} else {
 
				xy = Industry::Get(s->from)->xy;
 
			}
 
			if (DistanceMax(xy, from->xy) > 9) continue;
 

	
 
			/* Check distance from dest */
 
			switch (cs->town_effect) {
 
				case TE_PASSENGERS:
 
				case TE_MAIL:
 
				case TE_GOODS: