Functions related to subsidies. More...

#include "core/geometry_type.hpp"
#include "station_type.h"
#include "company_type.h"
#include "cargo_type.h"
#include "news_type.h"
#include "subsidy_base.h"

Functions
std::pair< NewsReferenceType, NewsReferenceType >	SetupSubsidyDecodeParam (const struct Subsidy *s, SubsidyDecodeParamType mode, uint parameter_offset=0)

void	DeleteSubsidyWith (SourceType type, SourceID index)
	Delete the subsidies associated with a given cargo source type and id.

bool	CheckSubsidised (CargoID cargo_type, CompanyID company, SourceType src_type, SourceID src, const Station *st)
	Tests whether given delivery is subsidised and possibly awards the subsidy to delivering company.

void	RebuildSubsidisedSourceAndDestinationCache ()
	Perform a full rebuild of the subsidies cache.

Detailed Description

Functions related to subsidies.

Definition in file subsidy_func.h.

Function Documentation

◆ CheckSubsidised()

bool CheckSubsidised	(	CargoID	cargo_type,
		CompanyID	company,
		SourceType	src_type,
		SourceID	src,
		const Station *	st
	)

Tests whether given delivery is subsidised and possibly awards the subsidy to delivering company.

Parameters

cargo_type	type of cargo
company	company delivering the cargo
src_type	type of src
src	index of source
st	station where the cargo is delivered to

Returns: is the delivery subsidised?

Definition at line 564 of file subsidy.cpp.

References Town::cache, Station::catchment_tiles, Pool< Titem, Tindex, Tgrowth_step, Tmax_size, Tpool_type, Tcache, Tzero >::PoolItem<&_town_pool >::Get(), Pool< Titem, Tindex, Tgrowth_step, Tmax_size, Tpool_type, Tcache, Tzero >::PoolItem<&_industry_pool >::Get(), include(), Station::industries_near, Industry, INVALID_SOURCE, INVALID_TILE, IsTileType(), Pool< Titem, Tindex, Tgrowth_step, Tmax_size, Tpool_type, Tcache, Tzero >::PoolItem<&_subsidy_pool >::Iterate(), MP_HOUSE, TownCache::part_of_subsidy, POS_DST, POS_SRC, BaseStation::rect, and Town.

Referenced by DeliverGoods().

◆ DeleteSubsidyWith()

void DeleteSubsidyWith	(	SourceType	type,
		SourceID	index
	)

Delete the subsidies associated with a given cargo source type and id.

Parameters

type	Cargo source type of the id.
index	Id to remove.

Definition at line 151 of file subsidy.cpp.

References InvalidateWindowData(), Pool< Titem, Tindex, Tgrowth_step, Tmax_size, Tpool_type, Tcache, Tzero >::PoolItem<&_subsidy_pool >::Iterate(), RebuildSubsidisedSourceAndDestinationCache(), and WC_SUBSIDIES_LIST.

Referenced by Town::~Town().

◆ RebuildSubsidisedSourceAndDestinationCache()

void RebuildSubsidisedSourceAndDestinationCache ( )

Perform a full rebuild of the subsidies cache.

Definition at line 134 of file subsidy.cpp.

References Pool< Titem, Tindex, Tgrowth_step, Tmax_size, Tpool_type, Tcache, Tzero >::PoolItem<&_subsidy_pool >::Iterate(), Pool< Titem, Tindex, Tgrowth_step, Tmax_size, Tpool_type, Tcache, Tzero >::PoolItem<&_industry_pool >::Iterate(), Pool< Titem, Tindex, Tgrowth_step, Tmax_size, Tpool_type, Tcache, Tzero >::PoolItem<&_town_pool >::Iterate(), POS_DST, POS_NONE, POS_SRC, and SetPartOfSubsidyFlag().

Referenced by ChangeOwnershipOfCompanyItems(), CheckCaches(), DeleteSubsidyWith(), and InitializeWindowsAndCaches().