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Location: cpp/openttd-patchpack/source/src/road_map.cpp

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miham

(svn r13384) -Update: WebTranslator2 update to 2008-06-05 08:15:43
brazilian_portuguese - 9 fixed, 6 changed by tucalipe (15)
catalan - 9 fixed by arnaullv (9)
croatian - 13 fixed by knovak (13)
czech - 33 fixed by Hadez (33)
danish - 47 fixed by ThomasA (47)
dutch - 9 fixed by habell (9)
estonian - 42 fixed, 5 changed by kristjans (47)
finnish - 5 fixed, 1 changed by kerba (6)
french - 9 fixed, 2 changed by glx (8), belugas (3)
icelandic - 75 fixed by scrooge (75)
italian - 9 fixed, 12 changed by lorenzodv (21)
korean - 76 fixed, 15 changed by leejaeuk5 (91)
portuguese - 7 fixed by izhirahider (7)
romanian - 97 fixed, 302 changed by CrystyB (399)
russian - 12 fixed by Smoky555 (12)
spanish - 12 fixed by eusebio (12)
swedish - 13 fixed by ChrillDeVille (6), daishan (7)
turkish - 39 fixed, 1 changed by jnmbk (40)
ukrainian - 10 fixed by mad (10)

/* $Id$ */

/** @file road_map.cpp Complex road accessors. */

#include "stdafx.h"
#include "openttd.h"
#include "bridge_map.h"
#include "tile_cmd.h"
#include "road_map.h"
#include "tunnel_map.h"
#include "station_map.h"
#include "tunnelbridge_map.h"


RoadBits GetAnyRoadBits(TileIndex tile, RoadType rt, bool straight_tunnel_bridge_entrance)
{
	if (!HasTileRoadType(tile, rt)) return ROAD_NONE;

	switch (GetTileType(tile)) {
		case MP_ROAD:
			switch (GetRoadTileType(tile)) {
				default:
				case ROAD_TILE_NORMAL:   return GetRoadBits(tile, rt);
				case ROAD_TILE_CROSSING: return GetCrossingRoadBits(tile);
				case ROAD_TILE_DEPOT:    return DiagDirToRoadBits(GetRoadDepotDirection(tile));
			}

		case MP_STATION:
			if (!IsRoadStopTile(tile)) return ROAD_NONE;
			if (IsDriveThroughStopTile(tile)) return (GetRoadStopDir(tile) == DIAGDIR_NE) ? ROAD_X : ROAD_Y;
			return DiagDirToRoadBits(GetRoadStopDir(tile));

		case MP_TUNNELBRIDGE:
			if (GetTunnelBridgeTransportType(tile) != TRANSPORT_ROAD) return ROAD_NONE;
			return straight_tunnel_bridge_entrance ?
					AxisToRoadBits(DiagDirToAxis(GetTunnelBridgeDirection(tile))) :
					DiagDirToRoadBits(ReverseDiagDir(GetTunnelBridgeDirection(tile)));

		default: return ROAD_NONE;
	}
}


TrackBits GetAnyRoadTrackBits(TileIndex tile, RoadType rt)
{
	/* Don't allow local authorities to build roads through road depots or road stops. */
	if (IsRoadDepotTile(tile) || (IsTileType(tile, MP_STATION) && !IsDriveThroughStopTile(tile)) || !HasTileRoadType(tile, rt)) {
		return TRACK_BIT_NONE;
	}

	return TrackStatusToTrackBits(GetTileTrackStatus(tile, TRANSPORT_ROAD, RoadTypeToRoadTypes(rt)));
}