src/station_map.h
author celestar
Tue, 12 Jun 2007 11:56:35 +0000
branchgamebalance
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child 7157 270bc5b64e08
permissions -rw-r--r--
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/* $Id$ */
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/** @file station_map.h */
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#ifndef STATION_MAP_H
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#define STATION_MAP_H
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#include "rail_map.h"
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#include "station.h"
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typedef byte StationGfx;
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static inline StationID GetStationIndex(TileIndex t)
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{
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	assert(IsTileType(t, MP_STATION));
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	return (StationID)_m[t].m2;
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}
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static inline Station* GetStationByTile(TileIndex t)
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{
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	return GetStation(GetStationIndex(t));
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}
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enum {
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	GFX_RAILWAY_BASE              =   0,
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	GFX_AIRPORT_BASE              =   8,
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	GFX_RADAR_LARGE_FIRST         =  39,
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	GFX_RADAR_LARGE_LAST          =  50,
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	GFX_WINDSACK_FIRST            =  58,
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	GFX_WINDSACK_LAST             =  61,
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	GFX_TRUCK_BASE                =  67,
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	GFX_BUS_BASE                  =  71,
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	GFX_OILRIG_BASE               =  75,
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	GFX_DOCK_BASE                 =  76,
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	GFX_DOCK_BASE_WATER_PART      =  80,
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	GFX_BUOY_BASE                 =  82,
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	GFX_AIRPORT_BASE_EXTENDED     =  83,
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	GFX_RADAR_INTERNATIONAL_FIRST =  90,
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	GFX_RADAR_INTERNATIONAL_LAST  = 101,
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	GFX_RADAR_METROPOLITAN_FIRST  = 102,
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	GFX_RADAR_METROPOLITAN_LAST   = 113,
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	GFX_RADAR_DISTRICTWE_FIRST    = 145,
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	GFX_RADAR_DISTRICTWE_LAST     = 156,
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	GFX_WINDSACK_INTERCON_FIRST   = 164,
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	GFX_WINDSACK_INTERCON_LAST    = 167,
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	GFX_TRUCK_BASE_EXT            = 168,
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	GFX_BUS_BASE_EXT              = 170,
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	GFX_BASE_END                  = 172
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};
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enum {
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	RAILWAY_SIZE = GFX_AIRPORT_BASE - GFX_RAILWAY_BASE,
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	AIRPORT_SIZE = GFX_TRUCK_BASE - GFX_AIRPORT_BASE,
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	TRUCK_SIZE = GFX_BUS_BASE - GFX_TRUCK_BASE,
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	BUS_SIZE = GFX_OILRIG_BASE - GFX_BUS_BASE,
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	DOCK_SIZE_TOTAL = GFX_BUOY_BASE - GFX_DOCK_BASE,
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	AIRPORT_SIZE_EXTENDED = GFX_TRUCK_BASE_EXT - GFX_AIRPORT_BASE_EXTENDED,
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	TRUCK_SIZE_EXT = GFX_BUS_BASE_EXT - GFX_TRUCK_BASE_EXT,
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	BUS_SIZE_EXT = GFX_BASE_END - GFX_BUS_BASE_EXT,
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};
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enum HangarTile {
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	HANGAR_TILE_0 = 32,
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	HANGAR_TILE_1 = 65,
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	HANGAR_TILE_2 = 86,
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	HANGAR_TILE_3 = 129, // added for west facing hangar
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	HANGAR_TILE_4 = 130, // added for north facing hangar
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	HANGAR_TILE_5 = 131 // added for east facing hangar
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};
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enum StationType {
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	STATION_RAIL,
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	STATION_AIRPORT,
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	STATION_TRUCK,
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	STATION_BUS,
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	STATION_OILRIG,
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	STATION_DOCK,
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	STATION_BUOY
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};
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StationType GetStationType(TileIndex);
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static inline RoadStop::Type GetRoadStopType(TileIndex t)
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{
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	assert(GetStationType(t) == STATION_TRUCK || GetStationType(t) == STATION_BUS);
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	return GetStationType(t) == STATION_TRUCK ? RoadStop::TRUCK : RoadStop::BUS;
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}
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static inline StationGfx GetStationGfx(TileIndex t)
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{
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	assert(IsTileType(t, MP_STATION));
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	return _m[t].m5;
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}
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static inline void SetStationGfx(TileIndex t, StationGfx gfx)
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{
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	assert(IsTileType(t, MP_STATION));
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	_m[t].m5 = gfx;
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}
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static inline bool IsRailwayStation(TileIndex t)
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{
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	return GetStationGfx(t) < GFX_RAILWAY_BASE + RAILWAY_SIZE;
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}
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static inline bool IsRailwayStationTile(TileIndex t)
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{
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	return IsTileType(t, MP_STATION) && IsRailwayStation(t);
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}
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static inline bool IsHangar(TileIndex t)
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{
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	StationGfx gfx = GetStationGfx(t);
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	return
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		gfx == HANGAR_TILE_0 ||
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		gfx == HANGAR_TILE_1 ||
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		gfx == HANGAR_TILE_2 ||
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		gfx == HANGAR_TILE_3 ||
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		gfx == HANGAR_TILE_4 ||
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		gfx == HANGAR_TILE_5;
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}
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static inline bool IsAirport(TileIndex t)
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{
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	StationGfx gfx = GetStationGfx(t);
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	return
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		(IS_BYTE_INSIDE(gfx, GFX_AIRPORT_BASE, GFX_AIRPORT_BASE + AIRPORT_SIZE)) ||
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		(IS_BYTE_INSIDE(gfx, GFX_AIRPORT_BASE_EXTENDED, GFX_AIRPORT_BASE_EXTENDED + AIRPORT_SIZE_EXTENDED));
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}
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static inline bool IsTruckStop(TileIndex t)
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{
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	return (IS_BYTE_INSIDE(GetStationGfx(t), GFX_TRUCK_BASE, GFX_TRUCK_BASE + TRUCK_SIZE)) ||
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		(IS_BYTE_INSIDE(GetStationGfx(t), GFX_TRUCK_BASE_EXT, GFX_TRUCK_BASE_EXT + TRUCK_SIZE_EXT));
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}
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static inline bool IsBusStop(TileIndex t)
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{
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	return (IS_BYTE_INSIDE(GetStationGfx(t), GFX_BUS_BASE, GFX_BUS_BASE + BUS_SIZE)) ||
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		(IS_BYTE_INSIDE(GetStationGfx(t), GFX_BUS_BASE_EXT, GFX_BUS_BASE_EXT + BUS_SIZE_EXT));
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}
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static inline bool IsRoadStop(TileIndex t)
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{
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	return IsTruckStop(t) || IsBusStop(t);
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}
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static inline bool IsRoadStopTile(TileIndex t)
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{
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	return IsTileType(t, MP_STATION) && IsRoadStop(t);
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}
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static inline bool IsStandardRoadStopTile(TileIndex t)
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{
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	return IsTileType(t, MP_STATION) &&
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		(IS_BYTE_INSIDE(GetStationGfx(t), GFX_TRUCK_BASE, GFX_TRUCK_BASE + TRUCK_SIZE) ||
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		IS_BYTE_INSIDE(GetStationGfx(t), GFX_BUS_BASE, GFX_BUS_BASE + BUS_SIZE));
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}
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static inline bool IsDriveThroughStopTile(TileIndex t)
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{
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	return IsTileType(t, MP_STATION) &&
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		(IS_BYTE_INSIDE(GetStationGfx(t), GFX_TRUCK_BASE_EXT, GFX_TRUCK_BASE_EXT + TRUCK_SIZE_EXT) ||
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		IS_BYTE_INSIDE(GetStationGfx(t), GFX_BUS_BASE_EXT, GFX_BUS_BASE_EXT + BUS_SIZE_EXT));
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}
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static inline bool GetStopBuiltOnTownRoad(TileIndex t)
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{
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	assert(IsDriveThroughStopTile(t));
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	return HASBIT(_m[t].m6, 3);
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}
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/**
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 * Gets the direction the road stop entrance points towards.
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 */
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static inline DiagDirection GetRoadStopDir(TileIndex t)
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{
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	StationGfx gfx = GetStationGfx(t);
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	assert(IsRoadStopTile(t));
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	if (gfx < GFX_TRUCK_BASE_EXT) {
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		return (DiagDirection)((gfx - GFX_TRUCK_BASE) & 3);
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	} else {
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		return (DiagDirection)((gfx - GFX_TRUCK_BASE_EXT) & 1);
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	}
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}
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static inline bool IsOilRig(TileIndex t)
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{
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	return GetStationGfx(t) == GFX_OILRIG_BASE;
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}
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static inline bool IsDock(TileIndex t)
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{
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	return IS_BYTE_INSIDE(GetStationGfx(t), GFX_DOCK_BASE, GFX_DOCK_BASE + DOCK_SIZE_TOTAL);
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}
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static inline bool IsBuoy(TileIndex t)
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{
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	return GetStationGfx(t) == GFX_BUOY_BASE;
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}
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static inline bool IsBuoyTile(TileIndex t)
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{
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	return IsTileType(t, MP_STATION) && IsBuoy(t);
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}
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static inline bool IsHangarTile(TileIndex t)
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{
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	return IsTileType(t, MP_STATION) && IsHangar(t);
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}
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static inline Axis GetRailStationAxis(TileIndex t)
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{
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	assert(IsRailwayStation(t));
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	return HASBIT(GetStationGfx(t), 0) ? AXIS_Y : AXIS_X;
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}
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static inline Track GetRailStationTrack(TileIndex t)
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{
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	return AxisToTrack(GetRailStationAxis(t));
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}
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static inline bool IsCompatibleTrainStationTile(TileIndex t1, TileIndex t2)
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{
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	assert(IsRailwayStationTile(t2));
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	return
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		IsRailwayStationTile(t1) &&
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		IsCompatibleRail(GetRailType(t1), GetRailType(t2)) &&
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		GetRailStationAxis(t1) == GetRailStationAxis(t2) &&
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		!IsStationTileBlocked(t1);
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}
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static inline DiagDirection GetDockDirection(TileIndex t)
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{
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	StationGfx gfx = GetStationGfx(t);
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	assert(gfx < GFX_DOCK_BASE_WATER_PART);
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	return (DiagDirection)(gfx - GFX_DOCK_BASE);
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}
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static inline TileIndexDiffC GetDockOffset(TileIndex t)
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{
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	static const TileIndexDiffC buoy_offset = {0, 0};
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	static const TileIndexDiffC oilrig_offset = {2, 0};
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	static const TileIndexDiffC dock_offset[DIAGDIR_END] = {
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		{-2,  0},
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		{ 0,  2},
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		{ 2,  0},
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		{ 0, -2},
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	};
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	assert(IsTileType(t, MP_STATION));
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	if (IsBuoy(t)) return buoy_offset;
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	if (IsOilRig(t)) return oilrig_offset;
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	assert(IsDock(t));
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	return dock_offset[GetDockDirection(t)];
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}
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static inline bool IsCustomStationSpecIndex(TileIndex t)
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{
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	assert(IsTileType(t, MP_STATION));
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	return _m[t].m4 != 0;
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}
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static inline void SetCustomStationSpecIndex(TileIndex t, byte specindex)
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{
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	assert(IsTileType(t, MP_STATION));
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	_m[t].m4 = specindex;
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}
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static inline uint GetCustomStationSpecIndex(TileIndex t)
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{
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	assert(IsTileType(t, MP_STATION));
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	return _m[t].m4;
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}
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static inline void SetStationTileRandomBits(TileIndex t, byte random_bits)
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{
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	assert(IsTileType(t, MP_STATION));
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	SB(_m[t].m3, 4, 4, random_bits);
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}
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static inline byte GetStationTileRandomBits(TileIndex t)
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{
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	assert(IsTileType(t, MP_STATION));
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	return GB(_m[t].m3, 4, 4);
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}
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static inline void MakeStation(TileIndex t, Owner o, StationID sid, byte m5)
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{
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	SetTileType(t, MP_STATION);
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	SetTileOwner(t, o);
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	_m[t].m2 = sid;
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	_m[t].m3 = 0;
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	_m[t].m4 = 0;
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	_m[t].m5 = m5;
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}
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static inline void MakeRailStation(TileIndex t, Owner o, StationID sid, Axis a, byte section, RailType rt)
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{
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	MakeStation(t, o, sid, section + a);
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	SetRailType(t, rt);
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}
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static inline void MakeRoadStop(TileIndex t, Owner o, StationID sid, RoadStop::Type rst, DiagDirection d)
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{
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	MakeStation(t, o, sid, (rst == RoadStop::BUS ? GFX_BUS_BASE : GFX_TRUCK_BASE) + d);
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}
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static inline void MakeDriveThroughRoadStop(TileIndex t, Owner o, StationID sid, RoadStop::Type rst, Axis a, bool on_town_road)
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{
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   319
	MakeStation(t, o, sid, (rst == RoadStop::BUS ? GFX_BUS_BASE_EXT : GFX_TRUCK_BASE_EXT) + a);
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   320
	SB(_m[t].m6, 3, 1, on_town_road);
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   321
}
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   322
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static inline void MakeAirport(TileIndex t, Owner o, StationID sid, byte section)
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{
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	MakeStation(t, o, sid, section);
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   326
}
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   327
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static inline void MakeBuoy(TileIndex t, StationID sid)
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{
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   330
	/* Make the owner of the buoy tile the same as the current owner of the
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   331
	 * water tile. In this way, we can reset the owner of the water to its
c237d8081b58 (svn r8619) -Fix: store the ownership of a water tile in the buoy tile and set the ownership of the water tile when the buoy is removed. This solves the issue of removing ownership from canal tiles thus making is possible for other players to remove the canal tile.
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   332
	 * original state when the buoy gets removed. */
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diff changeset
   333
	MakeStation(t, GetTileOwner(t), sid, GFX_BUOY_BASE);
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}
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   335
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   336
static inline void MakeDock(TileIndex t, Owner o, StationID sid, DiagDirection d)
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{
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   338
	MakeStation(t, o, sid, GFX_DOCK_BASE + d);
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   339
	MakeStation(t + TileOffsByDiagDir(d), o, sid, GFX_DOCK_BASE_WATER_PART + DiagDirToAxis(d));
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}
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   341
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static inline void MakeOilrig(TileIndex t, StationID sid)
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{
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	MakeStation(t, OWNER_NONE, sid, GFX_OILRIG_BASE);
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}
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   346
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   347
#endif /* STATION_MAP_H */