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Codechange: Adapt functions to get accepted cargo of prototype house.

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Peter Nelson 2024-05-17 21:48:36 +01:00 committed by Peter Nelson
parent 3a158c7609
commit 2ede94bc40
2 changed files with 32 additions and 4 deletions
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1
src/town.h
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@ -241,6 +241,7 @@ void SetTownRatingTestMode(bool mode);
TownActions GetMaskOfTownActions(CompanyID cid, const Town *t);
bool GenerateTowns(TownLayout layout);
const CargoSpec *FindFirstCargoWithTownAcceptanceEffect(TownAcceptanceEffect effect);
CargoArray GetAcceptedCargoOfHouse(const HouseSpec *hs);
extern const uint8_t _town_action_costs[TACT_COUNT];

35
src/town_cmd.cpp
View File

@ -788,9 +788,17 @@ static void AddAcceptedCargoSetMask(CargoID cargo, uint amount, CargoArray &acce
SetBit(always_accepted, cargo);
}
static void AddAcceptedCargo_Town(TileIndex tile, CargoArray &acceptance, CargoTypes &always_accepted)
/**
* Determine accepted cargo for a house.
* @param tile Tile of house, or INVALID_TILE if not yet built.
* @param house HouseID of house.
* @param hs HouseSpec of house.
* @param t Town that house belongs to, or nullptr if not yet built.
* @param[out] acceptance CargoArray to be filled with acceptance information.
* @param[out] always_accepted Bitmask of always accepted cargo types
*/
void AddAcceptedCargoOfHouse(TileIndex tile, HouseID house, const HouseSpec *hs, Town *t, CargoArray &acceptance, CargoTypes &always_accepted)
{
const HouseSpec *hs = HouseSpec::Get(GetHouseType(tile));
CargoID accepts[lengthof(hs->accepts_cargo)];
/* Set the initial accepted cargo types */
@ -800,7 +808,7 @@ static void AddAcceptedCargo_Town(TileIndex tile, CargoArray &acceptance, CargoT
/* Check for custom accepted cargo types */
if (HasBit(hs->callback_mask, CBM_HOUSE_ACCEPT_CARGO)) {
uint16_t callback = GetHouseCallback(CBID_HOUSE_ACCEPT_CARGO, 0, 0, GetHouseType(tile), Town::GetByTile(tile), tile);
uint16_t callback = GetHouseCallback(CBID_HOUSE_ACCEPT_CARGO, 0, 0, house, t, tile, tile == INVALID_TILE);
if (callback != CALLBACK_FAILED) {
/* Replace accepted cargo types with translated values from callback */
accepts[0] = GetCargoTranslation(GB(callback, 0, 5), hs->grf_prop.grffile);
@ -811,7 +819,7 @@ static void AddAcceptedCargo_Town(TileIndex tile, CargoArray &acceptance, CargoT
/* Check for custom cargo acceptance */
if (HasBit(hs->callback_mask, CBM_HOUSE_CARGO_ACCEPTANCE)) {
uint16_t callback = GetHouseCallback(CBID_HOUSE_CARGO_ACCEPTANCE, 0, 0, GetHouseType(tile), Town::GetByTile(tile), tile);
uint16_t callback = GetHouseCallback(CBID_HOUSE_CARGO_ACCEPTANCE, 0, 0, house, t, tile, tile == INVALID_TILE);
if (callback != CALLBACK_FAILED) {
AddAcceptedCargoSetMask(accepts[0], GB(callback, 0, 4), acceptance, always_accepted);
AddAcceptedCargoSetMask(accepts[1], GB(callback, 4, 4), acceptance, always_accepted);
@ -831,6 +839,25 @@ static void AddAcceptedCargo_Town(TileIndex tile, CargoArray &acceptance, CargoT
}
}
static void AddAcceptedCargo_Town(TileIndex tile, CargoArray &acceptance, CargoTypes &always_accepted)
{
HouseID house = GetHouseType(tile);
AddAcceptedCargoOfHouse(tile, house, HouseSpec::Get(house), Town::GetByTile(tile), acceptance, always_accepted);
}
/**
* Get accepted cargo of a house prototype.
* @param hs Spec of the house.
* @return CargoArray filled with cargo accepted by the house.
*/
CargoArray GetAcceptedCargoOfHouse(const HouseSpec *hs)
{
CargoTypes always_accepted;
CargoArray acceptance{};
AddAcceptedCargoOfHouse(INVALID_TILE, hs->Index(), hs, nullptr, acceptance, always_accepted);
return acceptance;
}
static void GetTileDesc_Town(TileIndex tile, TileDesc *td)
{
const HouseID house = GetHouseType(tile);