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Location: cpp/openttd-patchpack/source/src/road_map.h - annotation
r14810:1c731cbdcec2
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(svn r19410) -Update from WebTranslator v3.0:
esperanto - 41 changes by Ailanto
estonian - 4 changes by irve
finnish - 1 changes by jpx_
french - 1 changes by glx
german - 2 changes by planetmaker
greek - 4 changes by fumantsu
hungarian - 1 changes by alyr
korean - 1 changes by junho2813
brazilian_portuguese - 6 changes by leandromoh
russian - 1 changes by Lone_Wolf
serbian - 3 changes by etran
spanish - 1 changes by Terkhen
esperanto - 41 changes by Ailanto
estonian - 4 changes by irve
finnish - 1 changes by jpx_
french - 1 changes by glx
german - 2 changes by planetmaker
greek - 4 changes by fumantsu
hungarian - 1 changes by alyr
korean - 1 changes by junho2813
brazilian_portuguese - 6 changes by leandromoh
russian - 1 changes by Lone_Wolf
serbian - 3 changes by etran
spanish - 1 changes by Terkhen
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r5475:3f5cd13d1b63 r7370:ef5901b27aca r5475:3f5cd13d1b63 r5475:3f5cd13d1b63 r6661:a60bd28b4b57 r11247:c15ef8b37f5e r11247:c15ef8b37f5e r11247:c15ef8b37f5e r11247:c15ef8b37f5e r6778:c571751ff0de r5475:3f5cd13d1b63 r5475:3f5cd13d1b63 r5475:3f5cd13d1b63 r12989:383937fd7eba r5475:3f5cd13d1b63 r7370:ef5901b27aca r5475:3f5cd13d1b63 r12989:383937fd7eba r5475:3f5cd13d1b63 r5475:3f5cd13d1b63 r6661:a60bd28b4b57 r6661:a60bd28b4b57 r11247:c15ef8b37f5e r11247:c15ef8b37f5e r5475:3f5cd13d1b63 r5475:3f5cd13d1b63 r5475:3f5cd13d1b63 | /* $Id$ */
/*
* This file is part of OpenTTD.
* OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
* OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
*/
/** @file road_map.h Map accessors for roads. */
#ifndef ROAD_MAP_H
#define ROAD_MAP_H
#include "track_func.h"
#include "depot_type.h"
#include "rail_type.h"
#include "road_func.h"
#include "tile_map.h"
enum RoadTileType {
ROAD_TILE_NORMAL,
ROAD_TILE_CROSSING,
ROAD_TILE_DEPOT
};
static inline RoadTileType GetRoadTileType(TileIndex t)
{
assert(IsTileType(t, MP_ROAD));
return (RoadTileType)GB(_m[t].m5, 6, 2);
}
static inline bool IsNormalRoad(TileIndex t)
{
return GetRoadTileType(t) == ROAD_TILE_NORMAL;
}
static inline bool IsNormalRoadTile(TileIndex t)
{
return IsTileType(t, MP_ROAD) && IsNormalRoad(t);
}
static inline bool IsLevelCrossing(TileIndex t)
{
return GetRoadTileType(t) == ROAD_TILE_CROSSING;
}
static inline bool IsLevelCrossingTile(TileIndex t)
{
return IsTileType(t, MP_ROAD) && IsLevelCrossing(t);
}
static inline bool IsRoadDepot(TileIndex t)
{
return GetRoadTileType(t) == ROAD_TILE_DEPOT;
}
static inline bool IsRoadDepotTile(TileIndex t)
{
return IsTileType(t, MP_ROAD) && IsRoadDepot(t);
}
static inline RoadBits GetRoadBits(TileIndex t, RoadType rt)
{
assert(IsNormalRoad(t));
switch (rt) {
default: NOT_REACHED();
case ROADTYPE_ROAD: return (RoadBits)GB(_m[t].m5, 0, 4);
case ROADTYPE_TRAM: return (RoadBits)GB(_m[t].m3, 0, 4);
}
}
/**
* Get all RoadBits set on a tile except from the given RoadType
*
* @param t The tile from which we want to get the RoadBits
* @param rt The RoadType which we exclude from the querry
* @return all set RoadBits of the tile which are not from the given RoadType
*/
static inline RoadBits GetOtherRoadBits(TileIndex t, RoadType rt)
{
return GetRoadBits(t, rt == ROADTYPE_ROAD ? ROADTYPE_TRAM : ROADTYPE_ROAD);
}
/**
* Get all set RoadBits on the given tile
*
* @param tile The tile from which we want to get the RoadBits
* @return all set RoadBits of the tile
*/
static inline RoadBits GetAllRoadBits(TileIndex tile)
{
return GetRoadBits(tile, ROADTYPE_ROAD) | GetRoadBits(tile, ROADTYPE_TRAM);
}
static inline void SetRoadBits(TileIndex t, RoadBits r, RoadType rt)
{
assert(IsNormalRoad(t)); // XXX incomplete
switch (rt) {
default: NOT_REACHED();
case ROADTYPE_ROAD: SB(_m[t].m5, 0, 4, r); break;
case ROADTYPE_TRAM: SB(_m[t].m3, 0, 4, r); break;
}
}
static inline RoadTypes GetRoadTypes(TileIndex t)
{
return (RoadTypes)GB(_me[t].m7, 6, 2);
}
static inline void SetRoadTypes(TileIndex t, RoadTypes rt)
{
assert(IsTileType(t, MP_ROAD) || IsTileType(t, MP_STATION) || IsTileType(t, MP_TUNNELBRIDGE));
SB(_me[t].m7, 6, 2, rt);
}
static inline bool HasTileRoadType(TileIndex t, RoadType rt)
{
return HasBit(GetRoadTypes(t), rt);
}
static inline Owner GetRoadOwner(TileIndex t, RoadType rt)
{
switch (rt) {
default: NOT_REACHED();
case ROADTYPE_ROAD: return (Owner)GB(IsNormalRoadTile(t) ? _m[t].m1 : _me[t].m7, 0, 5);
case ROADTYPE_TRAM: {
/* Trams don't need OWNER_TOWN, and remapping OWNER_NONE
* to OWNER_TOWN makes it use one bit less */
Owner o = (Owner)GB(_m[t].m3, 4, 4);
return o == OWNER_TOWN ? OWNER_NONE : o;
}
}
}
static inline void SetRoadOwner(TileIndex t, RoadType rt, Owner o)
{
switch (rt) {
default: NOT_REACHED();
case ROADTYPE_ROAD: SB(IsNormalRoadTile(t) ? _m[t].m1 : _me[t].m7, 0, 5, o); break;
case ROADTYPE_TRAM: SB(_m[t].m3, 4, 4, o == OWNER_NONE ? OWNER_TOWN : o); break;
}
}
static inline bool IsRoadOwner(TileIndex t, RoadType rt, Owner o)
{
assert(HasTileRoadType(t, rt));
return (GetRoadOwner(t, rt) == o);
}
/** Checks if given tile has town owned road
* @param t tile to check
* @return true iff tile has road and the road is owned by a town
* @pre IsTileType(t, MP_ROAD)
*/
static inline bool HasTownOwnedRoad(TileIndex t)
{
return HasTileRoadType(t, ROADTYPE_ROAD) && IsRoadOwner(t, ROADTYPE_ROAD, OWNER_TOWN);
}
/** Which directions are disallowed ? */
enum DisallowedRoadDirections {
DRD_NONE, ///< None of the directions are disallowed
DRD_SOUTHBOUND, ///< All southbound traffic is disallowed
DRD_NORTHBOUND, ///< All northbound traffic is disallowed
DRD_BOTH, ///< All directions are disallowed
DRD_END
};
DECLARE_ENUM_AS_BIT_SET(DisallowedRoadDirections);
/**
* Gets the disallowed directions
* @param t the tile to get the directions from
* @return the disallowed directions
*/
static inline DisallowedRoadDirections GetDisallowedRoadDirections(TileIndex t)
{
assert(IsNormalRoad(t));
return (DisallowedRoadDirections)GB(_m[t].m5, 4, 2);
}
/**
* Sets the disallowed directions
* @param t the tile to set the directions for
* @param drd the disallowed directions
*/
static inline void SetDisallowedRoadDirections(TileIndex t, DisallowedRoadDirections drd)
{
assert(IsNormalRoad(t));
assert(drd < DRD_END);
SB(_m[t].m5, 4, 2, drd);
}
static inline Axis GetCrossingRoadAxis(TileIndex t)
{
assert(IsLevelCrossing(t));
return (Axis)GB(_m[t].m5, 0, 1);
}
static inline Axis GetCrossingRailAxis(TileIndex t)
{
assert(IsLevelCrossing(t));
return OtherAxis((Axis)GetCrossingRoadAxis(t));
}
static inline RoadBits GetCrossingRoadBits(TileIndex tile)
{
return GetCrossingRoadAxis(tile) == AXIS_X ? ROAD_X : ROAD_Y;
}
static inline Track GetCrossingRailTrack(TileIndex tile)
{
return AxisToTrack(GetCrossingRailAxis(tile));
}
static inline TrackBits GetCrossingRailBits(TileIndex tile)
{
return AxisToTrackBits(GetCrossingRailAxis(tile));
}
/**
* Get the reservation state of the rail crossing
* @pre IsLevelCrossingTile(t)
* @param t the crossing tile
* @return reservation state
*/
static inline bool HasCrossingReservation(TileIndex t)
{
assert(IsLevelCrossingTile(t));
return HasBit(_m[t].m5, 4);
}
/**
* Set the reservation state of the rail crossing
* @note Works for both waypoints and rail depots
* @pre IsLevelCrossingTile(t)
* @param t the crossing tile
* @param b the reservation state
*/
static inline void SetCrossingReservation(TileIndex t, bool b)
{
assert(IsLevelCrossingTile(t));
SB(_m[t].m5, 4, 1, b ? 1 : 0);
}
/**
* Get the reserved track bits for a rail crossing
* @pre IsLevelCrossingTile(t)
* @param t the tile
* @return reserved track bits
*/
static inline TrackBits GetCrossingReservationTrackBits(TileIndex t)
{
return HasCrossingReservation(t) ? GetCrossingRailBits(t) : TRACK_BIT_NONE;
}
static inline bool IsCrossingBarred(TileIndex t)
{
assert(IsLevelCrossing(t));
return HasBit(_m[t].m5, 5);
}
static inline void SetCrossingBarred(TileIndex t, bool barred)
{
assert(IsLevelCrossing(t));
SB(_m[t].m5, 5, 1, barred ? 1 : 0);
}
static inline void UnbarCrossing(TileIndex t)
{
SetCrossingBarred(t, false);
}
static inline void BarCrossing(TileIndex t)
{
SetCrossingBarred(t, true);
}
#define IsOnDesert IsOnSnow
static inline bool IsOnSnow(TileIndex t)
{
return HasBit(_me[t].m7, 5);
}
#define ToggleDesert ToggleSnow
static inline void ToggleSnow(TileIndex t)
{
ToggleBit(_me[t].m7, 5);
}
enum Roadside {
ROADSIDE_BARREN = 0,
ROADSIDE_GRASS = 1,
ROADSIDE_PAVED = 2,
ROADSIDE_STREET_LIGHTS = 3,
ROADSIDE_TREES = 5,
ROADSIDE_GRASS_ROAD_WORKS = 6,
ROADSIDE_PAVED_ROAD_WORKS = 7
};
static inline Roadside GetRoadside(TileIndex tile)
{
return (Roadside)GB(_m[tile].m6, 3, 3);
}
static inline void SetRoadside(TileIndex tile, Roadside s)
{
SB(_m[tile].m6, 3, 3, s);
}
static inline bool HasRoadWorks(TileIndex t)
{
return GetRoadside(t) >= ROADSIDE_GRASS_ROAD_WORKS;
}
static inline bool IncreaseRoadWorksCounter(TileIndex t)
{
AB(_me[t].m7, 0, 4, 1);
return GB(_me[t].m7, 0, 4) == 15;
}
static inline void StartRoadWorks(TileIndex t)
{
assert(!HasRoadWorks(t));
/* Remove any trees or lamps in case or roadwork */
switch (GetRoadside(t)) {
case ROADSIDE_BARREN:
case ROADSIDE_GRASS: SetRoadside(t, ROADSIDE_GRASS_ROAD_WORKS); break;
default: SetRoadside(t, ROADSIDE_PAVED_ROAD_WORKS); break;
}
}
static inline void TerminateRoadWorks(TileIndex t)
{
assert(HasRoadWorks(t));
SetRoadside(t, (Roadside)(GetRoadside(t) - ROADSIDE_GRASS_ROAD_WORKS + ROADSIDE_GRASS));
/* Stop the counter */
SB(_me[t].m7, 0, 4, 0);
}
static inline DiagDirection GetRoadDepotDirection(TileIndex t)
{
assert(IsRoadDepot(t));
return (DiagDirection)GB(_m[t].m5, 0, 2);
}
/**
* Returns the RoadBits on an arbitrary tile
* Special behaviour:
* - road depots: entrance is treated as road piece
* - road tunnels: entrance is treated as road piece
* - bridge ramps: start of the ramp is treated as road piece
* - bridge middle parts: bridge itself is ignored
*
* If straight_tunnel_bridge_entrance is set a ROAD_X or ROAD_Y
* for bridge ramps and tunnel entrances is returned depending
* on the orientation of the tunnel or bridge.
* @param tile the tile to get the road bits for
* @param rt the road type to get the road bits form
* @param straight_tunnel_bridge_entrance whether to return straight road bits for tunnels/bridges.
* @return the road bits of the given tile
*/
RoadBits GetAnyRoadBits(TileIndex tile, RoadType rt, bool straight_tunnel_bridge_entrance = false);
static inline void MakeRoadNormal(TileIndex t, RoadBits bits, RoadTypes rot, TownID town, Owner road, Owner tram)
{
SetTileType(t, MP_ROAD);
SetTileOwner(t, road);
_m[t].m2 = town;
_m[t].m3 = (HasBit(rot, ROADTYPE_TRAM) ? bits : 0);
_m[t].m4 = 0;
_m[t].m5 = (HasBit(rot, ROADTYPE_ROAD) ? bits : 0) | ROAD_TILE_NORMAL << 6;
SB(_m[t].m6, 2, 4, 0);
_me[t].m7 = rot << 6;
SetRoadOwner(t, ROADTYPE_TRAM, tram);
}
static inline void MakeRoadCrossing(TileIndex t, Owner road, Owner tram, Owner rail, Axis roaddir, RailType rat, RoadTypes rot, uint town)
{
SetTileType(t, MP_ROAD);
SetTileOwner(t, rail);
_m[t].m2 = town;
_m[t].m3 = rat;
_m[t].m4 = 0;
_m[t].m5 = ROAD_TILE_CROSSING << 6 | roaddir;
SB(_m[t].m6, 2, 4, 0);
_me[t].m7 = rot << 6 | road;
SetRoadOwner(t, ROADTYPE_TRAM, tram);
}
static inline void MakeRoadDepot(TileIndex t, Owner owner, DepotID did, DiagDirection dir, RoadType rt)
{
SetTileType(t, MP_ROAD);
SetTileOwner(t, owner);
_m[t].m2 = did;
_m[t].m3 = 0;
_m[t].m4 = 0;
_m[t].m5 = ROAD_TILE_DEPOT << 6 | dir;
SB(_m[t].m6, 2, 4, 0);
_me[t].m7 = RoadTypeToRoadTypes(rt) << 6 | owner;
SetRoadOwner(t, ROADTYPE_TRAM, owner);
}
#endif /* ROAD_MAP_H */
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