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Codechange: Use new function to get a bitmask of empty cargo types.

This commit is contained in:
Peter Nelson 2023-09-21 08:38:46 +01:00 committed by PeterN
parent 69ee38bd43
commit 398c7e5f9d
4 changed files with 20 additions and 18 deletions
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11
src/newgrf_roadstop.cpp
View File

@ -385,15 +385,8 @@ void TriggerRoadStopRandomisation(Station *st, TileIndex tile, RoadStopRandomTri
uint32_t whole_reseed = 0;
CargoTypes empty_mask = 0;
if (trigger == RSRT_CARGO_TAKEN) {
/* Create a bitmask of completely empty cargo types to be matched */
for (CargoID i = 0; i < NUM_CARGO; i++) {
if (st->goods[i].cargo.TotalCount() == 0) {
SetBit(empty_mask, i);
}
}
}
/* Bitmask of completely empty cargo types to be matched. */
CargoTypes empty_mask = (trigger == RSRT_CARGO_TAKEN) ? GetEmptyMask(st) : 0;
uint32_t used_triggers = 0;
auto process_tile = [&](TileIndex cur_tile) {

11
src/newgrf_station.cpp
View File

@ -962,15 +962,8 @@ void TriggerStationRandomisation(Station *st, TileIndex trigger_tile, StationRan
uint32_t whole_reseed = 0;
ETileArea area = ETileArea(st, trigger_tile, tas[trigger]);
CargoTypes empty_mask = 0;
if (trigger == SRT_CARGO_TAKEN) {
/* Create a bitmask of completely empty cargo types to be matched */
for (CargoID i = 0; i < NUM_CARGO; i++) {
if (st->goods[i].cargo.TotalCount() == 0) {
SetBit(empty_mask, i);
}
}
}
/* Bitmask of completely empty cargo types to be matched. */
CargoTypes empty_mask = (trigger == SRT_CARGO_TAKEN) ? GetEmptyMask(st) : 0;
/* Store triggers now for var 5F */
SetBit(st->waiting_triggers, trigger);

15
src/station_cmd.cpp
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@ -502,6 +502,21 @@ CargoTypes GetAcceptanceMask(const Station *st)
return mask;
}
/**
* Get a mask of the cargo types that are empty at the station.
* @param st Station to query
* @return the empty mask
*/
CargoTypes GetEmptyMask(const Station *st)
{
CargoTypes mask = 0;
for (CargoID i = 0; i < NUM_CARGO; i++) {
if (st->goods[i].cargo.TotalCount() == 0) SetBit(mask, i);
}
return mask;
}
/**
* Items contains the two cargo names that are to be accepted or rejected.
* msg is the string id of the message to display.

1
src/station_func.h
View File

@ -31,6 +31,7 @@ CargoArray GetAcceptanceAroundTiles(TileIndex tile, int w, int h, int rad, Cargo
void UpdateStationAcceptance(Station *st, bool show_msg);
CargoTypes GetAcceptanceMask(const Station *st);
CargoTypes GetEmptyMask(const Station *st);
const DrawTileSprites *GetStationTileLayout(StationType st, byte gfx);
void StationPickerDrawSprite(int x, int y, StationType st, RailType railtype, RoadType roadtype, int image);