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/* $Id$ */

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/** @file yapf_common.cpp */

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#include "../stdafx.h"

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#include "yapf.hpp"

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#include "follow_track.hpp"

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#include "yapf_node_rail.hpp"

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#include "yapf_costbase.hpp"

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#include "yapf_costcache.hpp"

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/** translate tileh to the bitset of up-hill trackdirs */

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const TrackdirBits CYapfCostBase::c_upwards_slopes[] = {

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	TRACKDIR_BIT_NONE                    , ///<  no tileh

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	TRACKDIR_BIT_X_SW | TRACKDIR_BIT_Y_NW, ///<  1

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	TRACKDIR_BIT_X_SW | TRACKDIR_BIT_Y_SE, ///<  2

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	TRACKDIR_BIT_X_SW                    , ///<  3

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	TRACKDIR_BIT_X_NE | TRACKDIR_BIT_Y_SE, ///<  4

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	TRACKDIR_BIT_NONE                    , ///<  5

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	TRACKDIR_BIT_Y_SE                    , ///<  6

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	TRACKDIR_BIT_NONE                    , ///<  7

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	TRACKDIR_BIT_X_NE | TRACKDIR_BIT_Y_NW, ///<  8

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	TRACKDIR_BIT_Y_NW                    , ///<  9

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	TRACKDIR_BIT_NONE                    , ///< 10

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	TRACKDIR_BIT_NONE                    , ///< 11

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	TRACKDIR_BIT_X_NE                    , ///< 12

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	TRACKDIR_BIT_NONE                    , ///< 13

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	TRACKDIR_BIT_NONE                    , ///< 14

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	TRACKDIR_BIT_NONE                    , ///< 15

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};