Changeset - r12494:2db1bb4dd66f
[Not reviewed]
master
0 1 0
rubidium - 15 years ago 2009-07-24 15:27:31
rubidium@openttd.org
(svn r16941) -Document: some map accessors
1 file changed with 80 insertions and 4 deletions:
0 comments (0 inline, 0 general)
src/station_map.h
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@@ -43,47 +43,94 @@ enum {
 
	GFX_WINDSACK_INTERCON_LAST        = 143,
 
};
 

	
 
/**
 
 * Get the station type of this tile
 
 * @param t the tile to query
 
 * @pre IsTileType(t, MP_STATION)
 
 * @return the station type
 
 */
 
static inline StationType GetStationType(TileIndex t)
 
{
 
	assert(IsTileType(t, MP_STATION));
 
	return (StationType)GB(_m[t].m6, 3, 3);
 
}
 

	
 
/**
 
 * Get the road stop type of this tile
 
 * @param t the tile to query
 
 * @pre GetStationType(t) == STATION_TRUCK || GetStationType(t) == STATION_BUS
 
 * @return the road stop type
 
 */
 
static inline RoadStopType GetRoadStopType(TileIndex t)
 
{
 
	assert(GetStationType(t) == STATION_TRUCK || GetStationType(t) == STATION_BUS);
 
	return GetStationType(t) == STATION_TRUCK ? ROADSTOP_TRUCK : ROADSTOP_BUS;
 
}
 

	
 
/**
 
 * Get the station graphics of this tile
 
 * @param t the tile to query
 
 * @pre IsTileType(t, MP_STATION)
 
 * @return the station graphics
 
 */
 
static inline StationGfx GetStationGfx(TileIndex t)
 
{
 
	assert(IsTileType(t, MP_STATION));
 
	return _m[t].m5;
 
}
 

	
 
/**
 
 * Set the station graphics of this tile
 
 * @param t the tile to update
 
 * @param gfx the new graphics
 
 * @pre IsTileType(t, MP_STATION)
 
 */
 
static inline void SetStationGfx(TileIndex t, StationGfx gfx)
 
{
 
	assert(IsTileType(t, MP_STATION));
 
	_m[t].m5 = gfx;
 
}
 

	
 
/**
 
 * Get the station's animation frame of this tile
 
 * @param t the tile to query
 
 * @pre IsTileType(t, MP_STATION)
 
 * @return the station's animation frame
 
 */
 
static inline uint8 GetStationAnimationFrame(TileIndex t)
 
{
 
	assert(IsTileType(t, MP_STATION));
 
	return _me[t].m7;
 
}
 

	
 
/**
 
 * Set the station's animation frame of this tile
 
 * @param t the tile to update
 
 * @param frame the new frame
 
 * @pre IsTileType(t, MP_STATION)
 
 */
 
static inline void SetStationAnimationFrame(TileIndex t, uint8 frame)
 
{
 
	assert(IsTileType(t, MP_STATION));
 
	_me[t].m7 = frame;
 
}
 

	
 
/**
 
 * Is this station tile a rail station?
 
 * @param t the tile to get the information from
 
 * @pre IsTileType(t, MP_STATION)
 
 * @return true if and only if the tile is a rail station
 
 */
 
static inline bool IsRailStation(TileIndex t)
 
{
 
	return GetStationType(t) == STATION_RAIL;
 
}
 

	
 
/**
 
 * Is this tile a station tile and a rail station?
 
 * @param t the tile to get the information from
 
 * @return true if and only if the tile is a rail station
 
 */
 
static inline bool IsRailStationTile(TileIndex t)
 
{
 
	return IsTileType(t, MP_STATION) && IsRailStation(t);
 
@@ -133,6 +180,12 @@ static inline bool HasStationTileRail(Ti
 
	return IsTileType(t, MP_STATION) && HasStationRail(t);
 
}
 

	
 
/**
 
 * Is this station tile an airport?
 
 * @param t the tile to get the information from
 
 * @pre IsTileType(t, MP_STATION)
 
 * @return true if and only if the tile is an airport
 
 */
 
static inline bool IsAirport(TileIndex t)
 
{
 
	return GetStationType(t) == STATION_AIRPORT;
 
@@ -143,7 +196,9 @@ bool IsHangar(TileIndex t);
 
/**
 
 * Is the station at \a t a truck stop?
 
 * @param t Tile to check
 
 * @return \c true if station is a truck stop, \c false otherwise */
 
 * @pre IsTileType(t, MP_STATION)
 
 * @return \c true if station is a truck stop, \c false otherwise
 
 */
 
static inline bool IsTruckStop(TileIndex t)
 
{
 
	return GetStationType(t) == STATION_TRUCK;
 
@@ -152,7 +207,9 @@ static inline bool IsTruckStop(TileIndex
 
/**
 
 * Is the station at \a t a bus stop?
 
 * @param t Tile to check
 
 * @return \c true if station is a bus stop, \c false otherwise */
 
 * @pre IsTileType(t, MP_STATION)
 
 * @return \c true if station is a bus stop, \c false otherwise
 
 */
 
static inline bool IsBusStop(TileIndex t)
 
{
 
	return GetStationType(t) == STATION_BUS;
 
@@ -160,25 +217,41 @@ static inline bool IsBusStop(TileIndex t
 

	
 
/**
 
 * Is the station at \a t a road station?
 
 * @pre Tile at \a t is a station tile
 
 * @param t Tile to check
 
 * @return \c true if station at the tile is a bus top or a truck stop, \c false otherwise */
 
 * @pre IsTileType(t, MP_STATION)
 
 * @return \c true if station at the tile is a bus top or a truck stop, \c false otherwise
 
 */
 
static inline bool IsRoadStop(TileIndex t)
 
{
 
	assert(IsTileType(t, MP_STATION));
 
	return IsTruckStop(t) || IsBusStop(t);
 
}
 

	
 
/**
 
 * Is tile \a t a road stop station?
 
 * @param t Tile to check
 
 * @return \c true if the tile is a station tile and a road stop
 
 */
 
static inline bool IsRoadStopTile(TileIndex t)
 
{
 
	return IsTileType(t, MP_STATION) && IsRoadStop(t);
 
}
 

	
 
/**
 
 * Is tile \a t a standard (non-drive through) road stop station?
 
 * @param t Tile to check
 
 * @return \c true if the tile is a station tile and a standard road stop
 
 */
 
static inline bool IsStandardRoadStopTile(TileIndex t)
 
{
 
	return IsRoadStopTile(t) && GetStationGfx(t) < GFX_TRUCK_BUS_DRIVETHROUGH_OFFSET;
 
}
 

	
 
/**
 
 * Is tile \a t a drive through road stop station?
 
 * @param t Tile to check
 
 * @return \c true if the tile is a station tile and a drive through road stop
 
 */
 
static inline bool IsDriveThroughStopTile(TileIndex t)
 
{
 
	return IsRoadStopTile(t) && GetStationGfx(t) >= GFX_TRUCK_BUS_DRIVETHROUGH_OFFSET;
 
@@ -186,6 +259,9 @@ static inline bool IsDriveThroughStopTil
 

	
 
/**
 
 * Gets the direction the road stop entrance points towards.
 
 * @param t the tile of the road stop
 
 * @pre IsRoadStopTile(t)
 
 * @return the direction of the entrance
 
 */
 
static inline DiagDirection GetRoadStopDir(TileIndex t)
 
{
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