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26 lines
473 B
C
26 lines
473 B
C
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/* $Id$ */
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#include "stdafx.h"
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#include "openttd.h"
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#include "tile.h"
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#include "tunnel_map.h"
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TileIndex GetOtherTunnelEnd(TileIndex tile)
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{
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DiagDirection dir = GetTunnelDirection(tile);
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TileIndexDiff delta = TileOffsByDir(dir);
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uint z = GetTileZ(tile);
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dir = ReverseDiagDir(dir);
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do {
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tile += delta;
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} while (
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!IsTileType(tile, MP_TUNNELBRIDGE) ||
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GB(_m[tile].m5, 4, 4) != 0 ||
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GetTunnelDirection(tile) != dir ||
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GetTileZ(tile) != z
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);
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return tile;
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}
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