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(svn r18373) -Codechange: unify some road pathfinder functions

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This commit is contained in:
rubidium
2009-12-02 10:44:38 +00:00
parent be2c6f2167
commit 3eaf87992e
7 changed files with 96 additions and 120 deletions
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21
src/pathfinder/yapf/yapf_road.cpp
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@@ -539,7 +539,7 @@ struct CYapfRoadAnyRoadVehicleCompatibleStopOfGivenStation1 : CYapfT<CYapfRoad_T
struct CYapfRoadAnyRoadVehicleCompatibleStopOfGivenStation2 : CYapfT<CYapfRoad_TypesT<CYapfRoadAnyRoadVehicleCompatibleStopOfGivenStation2, CRoadNodeListExitDir , CYapfDestinationAnyRoadVehicleCompatibleStopOfGivenStationT> > {};
Trackdir YapfChooseRoadTrack(const RoadVehicle *v, TileIndex tile, DiagDirection enterdir)
Trackdir YapfRoadVehicleChooseTrack(const RoadVehicle *v, TileIndex tile, DiagDirection enterdir, TrackdirBits trackdirs)
{
/* default is YAPF type 2 */
typedef Trackdir (*PfnChooseRoadTrack)(const RoadVehicle*, TileIndex, DiagDirection);
@@ -551,7 +551,7 @@ Trackdir YapfChooseRoadTrack(const RoadVehicle *v, TileIndex tile, DiagDirection
}
Trackdir td_ret = pfnChooseRoadTrack(v, tile, enterdir);
return td_ret;
return (td_ret != INVALID_TRACKDIR) ? td_ret : (Trackdir)FindFirstBit2x64(trackdirs);
}
uint YapfRoadVehDistanceToTile(const RoadVehicle *v, TileIndex tile)
@@ -575,21 +575,12 @@ uint YapfRoadVehDistanceToTile(const RoadVehicle *v, TileIndex tile)
return dist;
}
bool YapfFindNearestRoadDepot(const RoadVehicle *v, int max_distance, TileIndex *depot_tile)
FindDepotData YapfRoadVehicleFindNearestDepot(const RoadVehicle *v, int max_distance)
{
*depot_tile = INVALID_TILE;
TileIndex tile = v->tile;
Trackdir trackdir = v->GetVehicleTrackdir();
if ((TrackStatusToTrackdirBits(GetTileTrackStatus(tile, TRANSPORT_ROAD, v->compatible_roadtypes)) & TrackdirToTrackdirBits(trackdir)) == 0) {
return false;
}
/* handle the case when our vehicle is already in the depot tile */
if (IsRoadDepotTile(tile)) {
/* only what we need to return is the Depot* */
*depot_tile = tile;
return true;
return FindDepotData();
}
/* default is YAPF type 2 */
@@ -601,7 +592,9 @@ bool YapfFindNearestRoadDepot(const RoadVehicle *v, int max_distance, TileIndex
pfnFindNearestDepot = &CYapfRoadAnyDepot1::stFindNearestDepot; // Trackdir, allow 90-deg
}
bool ret = pfnFindNearestDepot(v, tile, trackdir, max_distance, depot_tile);
FindDepotData fdd;
bool ret = pfnFindNearestDepot(v, tile, trackdir, max_distance, &fdd.tile);
fdd.best_length = ret ? max_distance / 2 : UINT_MAX; // some fake distance or NOT_FOUND
return ret;
}