| author | Tero Marttila <terom@fixme.fi> |
| Tue, 22 Jul 2008 21:51:14 +0300 | |
| changeset 11180 | 982e9f814f97 |
| parent 10233 | c08376c16fb2 |
| permissions | -rw-r--r-- |
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/* $Id$ */ |
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/** @file tunnelbridge.h Header file for things common for tunnels and bridges */ |
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#ifndef TUNNELBRIDGE_H |
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#define TUNNELBRIDGE_H |
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#include "tile_type.h" |
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/** |
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* Calculates the length of a tunnel or a bridge (without end tiles) |
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* @return length of bridge/tunnel middle |
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*/ |
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static inline uint GetTunnelBridgeLength(TileIndex begin, TileIndex end) |
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{
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int x1 = TileX(begin); |
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int y1 = TileY(begin); |
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int x2 = TileX(end); |
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int y2 = TileY(end); |
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return abs(x2 + y2 - x1 - y1) - 1; |
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} |
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10233
c08376c16fb2
(svn r12765) -Codechange: move some stuff out of variables.h that required including other headers in variables.h.
rubidium
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8894
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extern TileIndex _build_tunnel_endtile; |
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c08376c16fb2
(svn r12765) -Codechange: move some stuff out of variables.h that required including other headers in variables.h.
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8894
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(svn r11968) -Codechange: remove redundant FindLengthOfTunnel(), use GetTunnelBridgeLength() and/or GetOtherTunnelEnd() instead
smatz
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#endif /* TUNNELBRIDGE_H */ |