diff options
Diffstat (limited to 'station_cmd.c')
| -rw-r--r-- | station_cmd.c | 91 |
1 files changed, 46 insertions, 45 deletions
diff --git a/station_cmd.c b/station_cmd.c index 3854db845..dd65ba0c8 100644 --- a/station_cmd.c +++ b/station_cmd.c @@ -415,16 +415,19 @@ done: } #undef M -static Station *GetClosestStationFromTile(uint tile, uint threshold, byte owner) +static Station *GetClosestStationFromTile(TileIndex tile, uint threshold, byte owner) { - Station *st, *best_station = NULL; - uint cur_dist; + Station* best_station = NULL; + Station* st; FOR_ALL_STATIONS(st) { - cur_dist = DistanceManhattan(tile, st->xy); - if (cur_dist < threshold && (owner == 0xFF || st->owner == owner) && (st->xy != 0)) { - threshold = cur_dist; - best_station = st; + if (st->xy != 0 && (owner == OWNER_SPECTATOR || st->owner == owner)) { + uint cur_dist = DistanceManhattan(tile, st->xy); + + if (cur_dist < threshold) { + threshold = cur_dist; + best_station = st; + } } } @@ -433,7 +436,6 @@ static Station *GetClosestStationFromTile(uint tile, uint threshold, byte owner) static void StationInitialize(Station *st, TileIndex tile) { - int i; GoodsEntry *ge; st->xy = tile; @@ -447,7 +449,7 @@ static void StationInitialize(Station *st, TileIndex tile) st->last_vehicle = INVALID_VEHICLE; - for(i=0,ge=st->goods; i!=NUM_CARGO; i++, ge++) { + for (ge = st->goods; ge != endof(st->goods); ge++) { ge->waiting_acceptance = 0; ge->days_since_pickup = 0; ge->enroute_from = INVALID_STATION; @@ -492,21 +494,20 @@ static void UpdateStationVirtCoordDirty(Station *st) } // Get a mask of the cargo types that the station accepts. -static uint GetAcceptanceMask(Station *st) +static uint GetAcceptanceMask(const Station *st) { uint mask = 0; - uint cur_mask = 1; - int i; - for(i=0; i!=NUM_CARGO; i++,cur_mask*=2) { - if (st->goods[i].waiting_acceptance & 0x8000) - mask |= cur_mask; + uint i; + + for (i = 0; i != NUM_CARGO; i++) { + if (st->goods[i].waiting_acceptance & 0x8000) mask |= 1 << 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. -static void ShowRejectOrAcceptNews(Station *st, uint32 items, StringID msg) +static void ShowRejectOrAcceptNews(const Station *st, uint32 items, StringID msg) { if (items) { SetDParam(2, items >> 16); @@ -517,56 +518,57 @@ static void ShowRejectOrAcceptNews(Station *st, uint32 items, StringID msg) } // Get a list of the cargo types being produced around the tile. -void GetProductionAroundTiles(uint *produced, uint tile, int w, int h, int rad) +void GetProductionAroundTiles(AcceptedCargo produced, TileIndex tile, + int w, int h, int rad) { int x,y; int x1,y1,x2,y2; int xc,yc; - byte cargos[2]; memset(produced, 0, NUM_CARGO * sizeof(uint)); x = TileX(tile); y = TileY(tile); - // expand the region by 4 tiles on each side + // expand the region by rad tiles on each side // while making sure that we remain inside the board. x2 = min(x + w + rad, MapSizeX()); - x1 = max(x-rad, 0); + x1 = max(x - rad, 0); y2 = min(y + h + rad, MapSizeY()); - y1 = max(y-rad, 0); + y1 = max(y - rad, 0); assert(x1 < x2); assert(y1 < y2); assert(w > 0); assert(h > 0); - yc = y1; - do { - xc = x1; - do { + for (yc = y1; yc != y2; yc++) { + for (xc = x1; xc != x2; xc++) { if (!(IS_INSIDE_1D(xc, x, w) && IS_INSIDE_1D(yc, y, h))) { GetProducedCargoProc *gpc; - uint tile = TILE_XY(xc, yc); + TileIndex tile = TILE_XY(xc, yc); + gpc = _tile_type_procs[GetTileType(tile)]->get_produced_cargo_proc; if (gpc != NULL) { - cargos[0] = cargos[1] = 0xFF; + byte cargos[2] = { CT_INVALID, CT_INVALID }; + gpc(tile, cargos); - if (cargos[0] != 0xFF) { + if (cargos[0] != CT_INVALID) { produced[cargos[0]]++; - if (cargos[1] != 0xFF) { + if (cargos[1] != CT_INVALID) { produced[cargos[1]]++; } } } } - } while (++xc != x2); - } while (++yc != y2); + } + } } // Get a list of the cargo types that are accepted around the tile. -void GetAcceptanceAroundTiles(uint *accepts, uint tile, int w, int h, int rad) +void GetAcceptanceAroundTiles(AcceptedCargo accepts, TileIndex tile, + int w, int h, int rad) { int x,y; int x1,y1,x2,y2; @@ -577,33 +579,32 @@ void GetAcceptanceAroundTiles(uint *accepts, uint tile, int w, int h, int rad) x = TileX(tile); y = TileY(tile); - // expand the region by 4 tiles on each side + // expand the region by rad tiles on each side // while making sure that we remain inside the board. x2 = min(x + w + rad, MapSizeX()); y2 = min(y + h + rad, MapSizeY()); - x1 = max(x-rad, 0); - y1 = max(y-rad, 0); + x1 = max(x - rad, 0); + y1 = max(y - rad, 0); assert(x1 < x2); assert(y1 < y2); assert(w > 0); assert(h > 0); - yc = y1; - do { - xc = x1; - do { - uint tile = TILE_XY(xc, yc); + for (yc = y1; yc != y2; yc++) { + for (xc = x1; xc != x2; xc++) { + TileIndex tile = TILE_XY(xc, yc); + if (!IsTileType(tile, MP_STATION)) { AcceptedCargo ac; - int i; + uint i; GetAcceptedCargo(tile, ac); - for (i = 0; i < NUM_CARGO; ++i) + for (i = 0; i < lengthof(ac); ++i) accepts[i] += ac[i]; } - } while (++xc != x2); - } while (++yc != y2); + } + } } typedef struct Rectangle { @@ -690,7 +691,7 @@ static void UpdateStationAcceptance(Station *st, bool show_msg) } // Adjust in case our station only accepts fewer kinds of goods - for(i=0; i!=NUM_CARGO; i++) { + for (i = 0; i != NUM_CARGO; i++) { uint amt = min(accepts[i], 15); // Make sure the station can accept the goods type. |