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https://github.com/JGRennison/OpenTTD-patches.git
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57 lines
1.4 KiB
C
57 lines
1.4 KiB
C
/* $Id$ */
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#include "stdafx.h"
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#include "openttd.h"
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#include "bridge_map.h"
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#include "functions.h"
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#include "road_map.h"
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#include "station.h"
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#include "tunnel_map.h"
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#include "station_map.h"
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RoadBits GetAnyRoadBits(TileIndex tile)
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{
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switch (GetTileType(tile)) {
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case MP_STREET:
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switch (GetRoadType(tile)) {
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default:
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case ROAD_NORMAL: return GetRoadBits(tile);
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case ROAD_CROSSING: return GetCrossingRoadBits(tile);
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case ROAD_DEPOT: return DiagDirToRoadBits(GetRoadDepotDirection(tile));
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}
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case MP_STATION:
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if (!IsRoadStopTile(tile)) return 0;
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return DiagDirToRoadBits(GetRoadStopDir(tile));
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case MP_TUNNELBRIDGE:
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if (IsBridge(tile)) {
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if (IsBridgeMiddle(tile)) {
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if (!IsTransportUnderBridge(tile) ||
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GetBridgeTransportType(tile) != TRANSPORT_ROAD) {
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return 0;
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}
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return GetRoadBitsUnderBridge(tile);
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} else {
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// ending
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if (GetBridgeTransportType(tile) != TRANSPORT_ROAD) return 0;
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return DiagDirToRoadBits(ReverseDiagDir(GetBridgeRampDirection(tile)));
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}
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} else {
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// tunnel
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if (GetTunnelTransportType(tile) != TRANSPORT_ROAD) return 0;
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return DiagDirToRoadBits(ReverseDiagDir(GetTunnelDirection(tile)));
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}
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default: return 0;
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}
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}
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TrackBits GetAnyRoadTrackBits(TileIndex tile)
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{
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uint32 r = GetTileTrackStatus(tile, TRANSPORT_ROAD);
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return (byte)(r | (r >> 8));
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}
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