# tunnelbridge.h

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    00001 /* $Id: tunnelbridge.h 11968 2008-01-23 22:34:04Z smatz $ */
    00002
    00005 #ifndef TUNNELBRIDGE_H
    00006 #define TUNNELBRIDGE_H
    00007
    00008 #include "tile_type.h"
    00009 #include "map_func.h"
    00010 #include "tunnelbridge_map.h"
    00011
    00016 static inline uint GetTunnelBridgeLength(TileIndex begin, TileIndex end)
    00017 {
    00018   int x1 = TileX(begin);
    00019   int y1 = TileY(begin);
    00020   int x2 = TileX(end);
    00021   int y2 = TileY(end);
    00022
    00023   return abs(x2 + y2 - x1 - y1) - 1;
    00024 }
    00025
    00026 #endif /* TUNNELBRIDGE_H */