closedcontour.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/navmesh/navmeshtypes.h"
#include "gwnavruntime/containers/kyarray.h"

namespace Kaim
{

class Vec2f;
class Vec2i;

namespace ClosedContour
{

bool DoesContain2f(const Vec2f& P, const Vec2f* points, KyUInt32 count, bool* OnBorder = nullptr);

bool DoesContain2i(const Vec2i& p, const Vec2i* points, KyUInt32 count, bool* OnBorder = nullptr);

PolygonWinding ComputeWinding2i(const Vec2i* points, KyUInt32 count);

PolygonWinding ComputeWinding2f(const Vec2f* points, KyUInt32 count);

inline PolygonWinding ComputeWinding2i(const KyArrayPOD<Vec2i>& points) { return ComputeWinding2i(points.GetDataPtr(), points.GetCount()); }

bool IsTwisted(const Vec2f* points, KyUInt32 count);

}

}