cardinaldir.h

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/*
* Copyright 2016 Autodesk, Inc. All rights reserved.
* Use of this software is subject to the terms of the Autodesk license agreement and any attachments or Appendices thereto provided at the time of installation or download,
* or which otherwise accompanies this software in either electronic or hard copy form, or which is signed by you and accepted by Autodesk.
*/

#pragma once

#include "gwnavruntime/base/types.h"

namespace Kaim
{

typedef KyUInt32 CardinalDir;
static const CardinalDir CardinalDir_EAST    = 0;              
static const CardinalDir CardinalDir_NORTH   = 1;              
static const CardinalDir CardinalDir_WEST    = 2;              
static const CardinalDir CardinalDir_SOUTH   = 3;              
static const CardinalDir CardinalDir_INVALID = KyUInt32MAXVAL; 

inline CardinalDir GetOppositeCardinalDir(CardinalDir dir) { return (dir + 2) & 3; }
inline CardinalDir GetNextCardinalDir_CCW(CardinalDir dir) { return (dir + 1) & 3; }
inline CardinalDir GetNextCardinalDir_CW(CardinalDir dir)  { return (dir + 3) & 3; }

}