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(svn r13090) -Codechange: add functions for direct conversion from DiagDirection to Track and Trackbits

This commit is contained in:
smatz 2008-05-14 18:31:21 +00:00
parent 56f15b3544
commit ec627dedf8
12 changed files with 63 additions and 32 deletions
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2
src/ai/default/default.cpp
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@ -2198,7 +2198,7 @@ static void AiBuildRailConstruct(Player *p)
int32 bridge_len = GetTunnelBridgeLength(t1, t2);
DiagDirection dir = (TileX(t1) == TileX(t2) ? DIAGDIR_SE : DIAGDIR_SW);
Track track = AxisToTrack(DiagDirToAxis(dir));
Track track = DiagDirToDiagTrack(dir);
if (t2 < t1) dir = ReverseDiagDir(dir);

2
src/elrail.cpp
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@ -104,7 +104,7 @@ static TrackBits GetRailTrackBitsUniversal(TileIndex t, byte *override)
if (override != NULL && (IsTunnel(t) || GetTunnelBridgeLength(t, GetOtherBridgeEnd(t)) > 0)) {
*override = 1 << GetTunnelBridgeDirection(t);
}
return AxisToTrackBits(DiagDirToAxis(GetTunnelBridgeDirection(t)));
return DiagDirToDiagTrackBits(GetTunnelBridgeDirection(t));
case MP_ROAD:
if (!IsLevelCrossing(t)) return TRACK_BIT_NONE;

12
src/rail_cmd.cpp
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@ -778,7 +778,7 @@ CommandCost CmdBuildTrainDepot(TileIndex tile, uint32 flags, uint32 p1, uint32 p
d->town_index = ClosestTownFromTile(tile, (uint)-1)->index;
AddSideToSignalBuffer(tile, INVALID_DIAGDIR, _current_player);
YapfNotifyTrackLayoutChange(tile, TrackdirToTrack(DiagdirToDiagTrackdir(dir)));
YapfNotifyTrackLayoutChange(tile, DiagDirToDiagTrack(dir));
}
return cost.AddCost(_price.build_train_depot);
@ -1247,7 +1247,7 @@ CommandCost CmdConvertRail(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
case RAIL_TILE_WAYPOINT:
if (flags & DC_EXEC) {
/* notify YAPF about the track layout change */
YapfNotifyTrackLayoutChange(tile, AxisToTrack(GetWaypointAxis(tile)));
YapfNotifyTrackLayoutChange(tile, GetRailWaypointTrack(tile));
}
cost.AddCost(RailConvertCost(type, totype));
break;
@ -1255,7 +1255,7 @@ CommandCost CmdConvertRail(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
case RAIL_TILE_DEPOT:
if (flags & DC_EXEC) {
/* notify YAPF about the track layout change */
YapfNotifyTrackLayoutChange(tile, AxisToTrack(DiagDirToAxis(GetRailDepotDirection(tile))));
YapfNotifyTrackLayoutChange(tile, GetRailDepotTrack(tile));
/* Update build vehicle window related to this depot */
InvalidateWindowData(WC_VEHICLE_DEPOT, tile);
@ -1296,7 +1296,7 @@ CommandCost CmdConvertRail(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
VehicleFromPos(tile, NULL, &UpdateTrainPowerProc);
VehicleFromPos(endtile, NULL, &UpdateTrainPowerProc);
Track track = AxisToTrack(DiagDirToAxis(GetTunnelBridgeDirection(tile)));
Track track = DiagDirToDiagTrack(GetTunnelBridgeDirection(tile));
YapfNotifyTrackLayoutChange(tile, track);
YapfNotifyTrackLayoutChange(endtile, track);
@ -1345,7 +1345,7 @@ static CommandCost RemoveTrainDepot(TileIndex tile, uint32 flags)
DoClearSquare(tile);
delete GetDepotByTile(tile);
AddSideToSignalBuffer(tile, dir, owner);
YapfNotifyTrackLayoutChange(tile, TrackdirToTrack(DiagdirToDiagTrackdir(dir)));
YapfNotifyTrackLayoutChange(tile, DiagDirToDiagTrack(dir));
}
return CommandCost(EXPENSES_CONSTRUCTION, _price.remove_train_depot);
@ -2150,7 +2150,7 @@ static TrackStatus GetTileTrackStatus_Track(TileIndex tile, TransportType mode,
if (side != INVALID_DIAGDIR && side != dir) break;
trackbits = AxisToTrackBits(DiagDirToAxis(dir));
trackbits = DiagDirToDiagTrackBits(dir);
break;
}

11
src/rail_map.h
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@ -168,6 +168,17 @@ static inline DiagDirection GetRailDepotDirection(TileIndex t)
return (DiagDirection)GB(_m[t].m5, 0, 2);
}
/**
* Returns the track of a depot, ignoring direction
* @pre IsRailDepotTile(t)
* @param t the tile to get the depot track from
* @return the track of the depot
*/
static inline Track GetRailDepotTrack(TileIndex t)
{
return DiagDirToDiagTrack(GetRailDepotDirection(t));
}
/**
* Returns the axis of the waypoint

2
src/road_cmd.cpp
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@ -1391,7 +1391,7 @@ static TrackStatus GetTileTrackStatus_Road(TileIndex tile, TransportType mode, u
if (side != INVALID_DIAGDIR && side != dir) break;
trackdirbits = TrackBitsToTrackdirBits(AxisToTrackBits(DiagDirToAxis(dir)));
trackdirbits = TrackBitsToTrackdirBits(DiagDirToDiagTrackBits(dir));
break;
}
}

6
src/roadveh_cmd.cpp
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@ -970,7 +970,7 @@ static void RoadVehCheckOvertake(Vehicle *v, Vehicle *u)
/* Check if vehicle is in a road stop, depot, tunnel or bridge or not on a straight road */
if (v->u.road.state >= RVSB_IN_ROAD_STOP || !IsStraightRoadTrackdir((Trackdir)(v->u.road.state & RVSB_TRACKDIR_MASK))) return;
od.trackdir = DiagdirToDiagTrackdir(DirToDiagDir(v->direction));
od.trackdir = DiagDirToDiagTrackdir(DirToDiagDir(v->direction));
/* Are the current and the next tile suitable for overtaking?
* - Does the track continue along od.trackdir
@ -1135,7 +1135,7 @@ static Trackdir RoadFindPathToDest(Vehicle* v, TileIndex tile, DiagDirection ent
NPFFindStationOrTileData fstd;
NPFFillWithOrderData(&fstd, v);
Trackdir trackdir = DiagdirToDiagTrackdir(enterdir);
Trackdir trackdir = DiagDirToDiagTrackdir(enterdir);
//debug("Finding path. Enterdir: %d, Trackdir: %d", enterdir, trackdir);
NPFFoundTargetData ftd = PerfNPFRouteToStationOrTile(tile - TileOffsByDiagDir(enterdir), trackdir, true, &fstd, TRANSPORT_ROAD, v->u.road.compatible_roadtypes, v->owner, INVALID_RAILTYPES);
@ -1325,7 +1325,7 @@ static Trackdir FollowPreviousRoadVehicle(const Vehicle *v, const Vehicle *prev,
}
if (diag_dir == INVALID_DIAGDIR) return INVALID_TRACKDIR;
dir = DiagdirToDiagTrackdir(diag_dir);
dir = DiagDirToDiagTrackdir(diag_dir);
} else {
if (already_reversed && prev->tile != tile) {
/*

28
src/track_func.h
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@ -24,8 +24,6 @@ static inline Track AxisToTrack(Axis a)
return (Track)a;
}
/**
* Maps a Track to the corresponding TrackBits value
* @param track the track to convert
@ -277,7 +275,7 @@ static inline TrackBits TrackdirBitsToTrackBits(TrackdirBits bits)
* Converts TrackBits to TrackdirBits while allowing both directions.
*
* @param bits The TrackBits
* @return The TrackDirBits containing of bits in both directions.
* @return The TrackdirBits containing of bits in both directions.
*/
static inline TrackdirBits TrackBitsToTrackdirBits(TrackBits bits)
{
@ -435,6 +433,28 @@ static inline Trackdir TrackDirectionToTrackdir(Track track, Direction dir)
return _track_direction_to_trackdir[track][dir];
}
/**
* Maps a (4-way) direction to the diagonal track incidating with that diagdir
*
* @param diagdir The direction
* @return The resulting Track
*/
static inline Track DiagDirToDiagTrack(DiagDirection diagdir)
{
return (Track)(diagdir & 1);
}
/**
* Maps a (4-way) direction to the diagonal track bits incidating with that diagdir
*
* @param diagdir The direction
* @return The resulting TrackBits
*/
static inline TrackBits DiagDirToDiagTrackBits(DiagDirection diagdir)
{
return TrackToTrackBits(DiagDirToDiagTrack(diagdir));
}
/**
* Maps a (4-way) direction to the diagonal trackdir that runs in that
* direction.
@ -442,7 +462,7 @@ static inline Trackdir TrackDirectionToTrackdir(Track track, Direction dir)
* @param diagdir The direction
* @return The resulting Trackdir direction
*/
static inline Trackdir DiagdirToDiagTrackdir(DiagDirection diagdir)
static inline Trackdir DiagDirToDiagTrackdir(DiagDirection diagdir)
{
extern const Trackdir _dir_to_diag_trackdir[DIAGDIR_END];
return _dir_to_diag_trackdir[diagdir];

2
src/train_cmd.cpp
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@ -1764,7 +1764,7 @@ static void AdvanceWagonsAfterSwap(Vehicle *v)
if (d <= 0) {
leave->vehstatus &= ~VS_HIDDEN; // move it out of the depot
leave->u.rail.track = AxisToTrackBits(DiagDirToAxis(GetRailDepotDirection(leave->tile)));
leave->u.rail.track = TrackToTrackBits(GetRailDepotTrack(leave->tile));
for (int i = 0; i >= d; i--) TrainController(leave, NULL, false); // maybe move it, and maybe let another wagon leave
}
} else {

10
src/tunnelbridge_cmd.cpp
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@ -494,7 +494,7 @@ CommandCost CmdBuildTunnel(TileIndex start_tile, uint32 flags, uint32 p1, uint32
delta = TileOffsByDiagDir(direction);
DiagDirection tunnel_in_way_dir;
if (OtherAxis(DiagDirToAxis(direction)) == AXIS_X) {
if (DiagDirToAxis(direction) == AXIS_Y) {
tunnel_in_way_dir = (TileX(start_tile) < (MapMaxX() / 2)) ? DIAGDIR_SW : DIAGDIR_NE;
} else {
tunnel_in_way_dir = (TileY(start_tile) < (MapMaxX() / 2)) ? DIAGDIR_SE : DIAGDIR_NW;
@ -558,7 +558,7 @@ CommandCost CmdBuildTunnel(TileIndex start_tile, uint32 flags, uint32 p1, uint32
MakeRailTunnel(start_tile, _current_player, direction, (RailType)GB(p1, 0, 4));
MakeRailTunnel(end_tile, _current_player, ReverseDiagDir(direction), (RailType)GB(p1, 0, 4));
AddSideToSignalBuffer(start_tile, INVALID_DIAGDIR, _current_player);
YapfNotifyTrackLayoutChange(start_tile, AxisToTrack(DiagDirToAxis(direction)));
YapfNotifyTrackLayoutChange(start_tile, DiagDirToDiagTrack(direction));
} else {
MakeRoadTunnel(start_tile, _current_player, direction, (RoadTypes)GB(p1, 0, 3));
MakeRoadTunnel(end_tile, _current_player, ReverseDiagDir(direction), (RoadTypes)GB(p1, 0, 3));
@ -623,7 +623,7 @@ static CommandCost DoClearTunnel(TileIndex tile, uint32 flags)
AddSideToSignalBuffer(tile, ReverseDiagDir(dir), owner);
AddSideToSignalBuffer(endtile, dir, owner);
Track track = AxisToTrack(DiagDirToAxis(dir));
Track track = DiagDirToDiagTrack(dir);
YapfNotifyTrackLayoutChange(tile, track);
YapfNotifyTrackLayoutChange(endtile, track);
} else {
@ -691,7 +691,7 @@ static CommandCost DoClearBridge(TileIndex tile, uint32 flags)
AddSideToSignalBuffer(tile, ReverseDiagDir(direction), owner);
AddSideToSignalBuffer(endtile, direction, owner);
Track track = AxisToTrack(DiagDirToAxis(direction));
Track track = DiagDirToDiagTrack(direction);
YapfNotifyTrackLayoutChange(tile, track);
YapfNotifyTrackLayoutChange(endtile, track);
}
@ -1233,7 +1233,7 @@ static TrackStatus GetTileTrackStatus_TunnelBridge(TileIndex tile, TransportType
DiagDirection dir = GetTunnelBridgeDirection(tile);
if (side != INVALID_DIAGDIR && side != ReverseDiagDir(dir)) return 0;
return CombineTrackStatus(TrackBitsToTrackdirBits(AxisToTrackBits(DiagDirToAxis(dir))), TRACKDIR_BIT_NONE);
return CombineTrackStatus(TrackBitsToTrackdirBits(DiagDirToDiagTrackBits(dir)), TRACKDIR_BIT_NONE);
}
static void ChangeTileOwner_TunnelBridge(TileIndex tile, PlayerID old_player, PlayerID new_player)

14
src/vehicle.cpp
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@ -1867,34 +1867,34 @@ Trackdir GetVehicleTrackdir(const Vehicle *v)
switch (v->type) {
case VEH_TRAIN:
if (v->u.rail.track == TRACK_BIT_DEPOT) // We'll assume the train is facing outwards
return DiagdirToDiagTrackdir(GetRailDepotDirection(v->tile)); // Train in depot
return DiagDirToDiagTrackdir(GetRailDepotDirection(v->tile)); // Train in depot
if (v->u.rail.track == TRACK_BIT_WORMHOLE) // train in tunnel, so just use his direction and assume a diagonal track
return DiagdirToDiagTrackdir(DirToDiagDir(v->direction));
return DiagDirToDiagTrackdir(DirToDiagDir(v->direction));
return TrackDirectionToTrackdir(FindFirstTrack(v->u.rail.track), v->direction);
case VEH_SHIP:
if (v->IsInDepot())
// We'll assume the ship is facing outwards
return DiagdirToDiagTrackdir(GetShipDepotDirection(v->tile));
return DiagDirToDiagTrackdir(GetShipDepotDirection(v->tile));
return TrackDirectionToTrackdir(FindFirstTrack(v->u.ship.state), v->direction);
case VEH_ROAD:
if (v->IsInDepot()) // We'll assume the road vehicle is facing outwards
return DiagdirToDiagTrackdir(GetRoadDepotDirection(v->tile));
return DiagDirToDiagTrackdir(GetRoadDepotDirection(v->tile));
if (IsStandardRoadStopTile(v->tile)) // We'll assume the road vehicle is facing outwards
return DiagdirToDiagTrackdir(GetRoadStopDir(v->tile)); // Road vehicle in a station
return DiagDirToDiagTrackdir(GetRoadStopDir(v->tile)); // Road vehicle in a station
if (IsDriveThroughStopTile(v->tile)) return DiagdirToDiagTrackdir(DirToDiagDir(v->direction));
if (IsDriveThroughStopTile(v->tile)) return DiagDirToDiagTrackdir(DirToDiagDir(v->direction));
/* If vehicle's state is a valid track direction (vehicle is not turning around) return it */
if (!IsReversingRoadTrackdir((Trackdir)v->u.road.state)) return (Trackdir)v->u.road.state;
/* Vehicle is turning around, get the direction from vehicle's direction */
return DiagdirToDiagTrackdir(DirToDiagDir(v->direction));
return DiagDirToDiagTrackdir(DirToDiagDir(v->direction));
/* case VEH_AIRCRAFT: case VEH_EFFECT: case VEH_DISASTER: */
default: return INVALID_TRACKDIR;

2
src/water_cmd.cpp
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@ -1123,7 +1123,7 @@ static TrackStatus GetTileTrackStatus_Water(TileIndex tile, TransportType mode,
switch (GetWaterTileType(tile)) {
case WATER_TILE_CLEAR: ts = (GetTileSlope(tile, NULL) == SLOPE_FLAT) ? TRACK_BIT_ALL : TRACK_BIT_NONE; break;
case WATER_TILE_COAST: ts = (TrackBits)coast_tracks[GetTileSlope(tile, NULL) & 0xF]; break;
case WATER_TILE_LOCK: ts = AxisToTrackBits(DiagDirToAxis(GetLockDirection(tile))); break;
case WATER_TILE_LOCK: ts = DiagDirToDiagTrackBits(GetLockDirection(tile)); break;
case WATER_TILE_DEPOT: ts = AxisToTrackBits(GetShipDepotAxis(tile)); break;
default: return 0;
}

4
src/yapf/yapf_road.cpp
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@ -88,7 +88,7 @@ public:
if (v->current_order.IsType(OT_GOTO_STATION) && tile == v->dest_tile) break;
// stop if we have just entered the depot
if (IsRoadDepotTile(tile) && trackdir == DiagdirToDiagTrackdir(ReverseDiagDir(GetRoadDepotDirection(tile)))) {
if (IsRoadDepotTile(tile) && trackdir == DiagDirToDiagTrackdir(ReverseDiagDir(GetRoadDepotDirection(tile)))) {
// next time we will reverse and leave the depot
break;
}
@ -264,7 +264,7 @@ public:
// handle special case - when next tile is destination tile
if (tile == v->dest_tile) {
// choose diagonal trackdir reachable from enterdir
return (Trackdir)DiagdirToDiagTrackdir(enterdir);
return DiagDirToDiagTrackdir(enterdir);
}
// our source tile will be the next vehicle tile (should be the given one)
TileIndex src_tile = tile;