boundaryedge.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: GUAL - secondary contact: NOBODY
#ifndef GwNavGen_BoundaryEdge_H
#define GwNavGen_BoundaryEdge_H


#include "gwnavgeneration/boundary/boundarytypes.h"
#include "gwnavgeneration/boundary/boundarypixel.h"
#include "gwnavgeneration/boundary/boundaryvertex.h"


namespace Kaim
{

class BoundaryVertex;
class BoundaryPixel;
class BoundaryContour;
class BoundarySimplifyPolyline;
class BoundarySimplifiedEdge;


class BoundaryEdge
{
    KY_DEFINE_NEW_DELETE_OPERATORS(Stat_Default_Mem)
public:
    void Init(CardinalDir dir, BoundaryEdgeType type, bool isInside, KyUInt32 leftColor, KyUInt32 leftNavTagIdx, KyUInt32 index);

    void ComputeNextEdge();

    bool IsInContour()            const;
    bool IsOutside()              const;
    bool HasDiscontinuityVertex() const;

public:
    KyUInt32 m_index;

    CardinalDir m_orientation;
    BoundaryEdgeType m_type;
    BoundaryVertex* m_vertex[2];
    KyUInt32 m_leftColor;
    KyUInt32 m_leftConnexIdx;
    bool m_isOutside;
    KyUInt32 m_leftPixelFeatureTag;
    BoundaryEdge* m_pair;

    // contour related
    BoundaryContour* m_contour;
    BoundaryEdge* m_next;

    // simplifyPolyline related
    BoundarySimplifyPolyline* m_simplifyPolyline;
    BoundaryOrder m_simplifyPolylineOrder;

    // simplifiedEdge related
    BoundarySimplifiedEdge* m_simplifiedEdge;
};


KY_INLINE void BoundaryEdge::Init(CardinalDir dir, BoundaryEdgeType type, bool isOutside, KyUInt32 leftColor, KyUInt32 leftNavTagIdx, KyUInt32 index)
{
    m_index                 = index;
    m_orientation           = dir;
    m_type                  = type;
    m_vertex[0]             = KY_NULL;
    m_vertex[1]             = KY_NULL;
    m_leftColor             = leftColor;
    m_leftConnexIdx         = leftNavTagIdx;
    m_isOutside             = isOutside;
    m_leftPixelFeatureTag   = UNDEFINED_NAVRASTER_FEATURE;
    m_pair                  = KY_NULL;
    m_contour               = KY_NULL;
    m_next                  = KY_NULL;
    m_simplifyPolyline      = KY_NULL;
    m_simplifyPolylineOrder = BoundaryOrder_Unset;
    m_simplifiedEdge        = KY_NULL;
}

KY_INLINE bool BoundaryEdge::IsInContour()            const { return m_contour          != KY_NULL; }
KY_INLINE bool BoundaryEdge::IsOutside()              const { return m_isOutside;                   }
KY_INLINE bool BoundaryEdge::HasDiscontinuityVertex() const
{
    return (m_vertex[0] != KY_NULL && m_vertex[0]->IsDiscontinuity()) ||
           (m_vertex[1] != KY_NULL && m_vertex[1]->IsDiscontinuity());
}

}


#endif