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https://github.com/JGRennison/OpenTTD-patches.git
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44 lines
1.7 KiB
C++
44 lines
1.7 KiB
C++
/* $Id$ */
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/*
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* This file is part of OpenTTD.
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* 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.
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* 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.
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* 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/>.
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*/
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/** @file road_map.cpp Complex road accessors. */
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#include "stdafx.h"
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#include "station_map.h"
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#include "tunnelbridge_map.h"
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RoadBits GetAnyRoadBits(TileIndex tile, RoadType rt, bool straight_tunnel_bridge_entrance)
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{
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if (!HasTileRoadType(tile, rt)) return ROAD_NONE;
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switch (GetTileType(tile)) {
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case MP_ROAD:
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switch (GetRoadTileType(tile)) {
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default:
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case ROAD_TILE_NORMAL: return GetRoadBits(tile, rt);
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case ROAD_TILE_CROSSING: return GetCrossingRoadBits(tile);
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case ROAD_TILE_DEPOT: return DiagDirToRoadBits(GetRoadDepotDirection(tile));
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}
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case MP_STATION:
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if (!IsRoadStopTile(tile)) return ROAD_NONE;
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if (IsDriveThroughStopTile(tile)) return (GetRoadStopDir(tile) == DIAGDIR_NE) ? ROAD_X : ROAD_Y;
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return DiagDirToRoadBits(GetRoadStopDir(tile));
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case MP_TUNNELBRIDGE:
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if (GetTunnelBridgeTransportType(tile) != TRANSPORT_ROAD) return ROAD_NONE;
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return straight_tunnel_bridge_entrance ?
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AxisToRoadBits(DiagDirToAxis(GetTunnelBridgeDirection(tile))) :
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DiagDirToRoadBits(ReverseDiagDir(GetTunnelBridgeDirection(tile)));
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default: return ROAD_NONE;
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}
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}
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