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/* $Id$ */

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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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};