cardinaldir.h

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/*
* Copyright 2015 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.
*/


// Primary contact: JUBA - secondary contact: NOBODY
#ifndef Navigation_CardinalDir_H
#define Navigation_CardinalDir_H

#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; 

KY_INLINE CardinalDir GetOppositeCardinalDir(const CardinalDir dir) { return (dir + 2) & 3 /*% 4*/; }
KY_INLINE CardinalDir GetNextCardinalDir_CCW(const CardinalDir dir) { return (dir + 1) & 3 /*% 4*/; }
KY_INLINE CardinalDir GetNextCardinalDir_CW(const CardinalDir dir)  { return (dir + 3) & 3 /*% 4*/; }
}

#endif