basenearestborderhalfedgefromposquery.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_BaseNearestBorderHalfEdgeFromPosQuery_H
#define Navigation_BaseNearestBorderHalfEdgeFromPosQuery_H

#include "gwnavruntime/querysystem/iquery.h"
#include "gwnavruntime/math/vec3f.h"
#include "gwnavruntime/navmesh/navmeshtypes.h"
#include "gwnavruntime/navmesh/worldintegerpos.h"
#include "gwnavruntime/navmesh/identifiers/navhalfedgeptr.h"
#include "gwnavruntime/database/positionspatializationrange.h"


namespace Kaim
{

class ActiveCell;
template <class T> class WorkingMemArray;

enum NearestBorderHalfEdgeFromPosQueryResult
{
    NEARESTHALFEDGE_NOT_INITIALIZED = QUERY_NOT_INITIALIZED, 
    NEARESTHALFEDGE_NOT_PROCESSED   = QUERY_NOT_PROCESSED,   

    NEARESTHALFEDGE_HALFEDGE_NOT_FOUND,                      
    NEARESTHALFEDGE_DONE_LACK_OF_WORKING_MEMORY,             

    NEARESTHALFEDGE_HALFEDGE_FOUND                           
};

class BaseNearestBorderHalfEdgeFromPosQuery : public IAtomicQuery
{
public:
    static  QueryType GetStaticType() { return TypeNearestBorderHalfEdgeFromPos; }
    virtual QueryType GetType() const { return TypeNearestBorderHalfEdgeFromPos; }
    virtual void BuildQueryBlob(BaseBlobHandler* blobHandler);
    virtual void InitFromQueryBlob(World* world, void* blob);
    virtual Ptr<BaseBlobHandler> CreateQueryBlobHandler() { return CreateStaticQueryBlobHandler(); }
    static Ptr<BaseBlobHandler> CreateStaticQueryBlobHandler();


    // ---------------------------------- Main API Functions ----------------------------------

    NearestBorderHalfEdgeFromPosQueryResult GetResult()                      const;
    const Vec3f&                            GetInputPos()                    const;
    const Vec3f&                            GetNearestPosOnHalfEdge()        const;
    const NavHalfEdgePtr&                   GetNearestHalfEdgePtrOnBorder()  const;
    const NavHalfEdgePtr&                   GetNextHalfEdgePtrAlongBorder()  const;
    const NavHalfEdgePtr&                   GetPrevHalfEdgePtrAlongBorder()  const;
    KyFloat32                               GetHorizontalTolerance()         const;
    KyFloat32                               GetSquareDistFromNearestBorder() const;
    const WorldIntegerPos&                  GetInputIntegerPos()             const;
    const WorldIntegerPos&                  GetNearestIntegerPosOnHalfEdge() const;
    const PositionSpatializationRange&      GetPositionSpatializationRange() const;


protected:
    BaseNearestBorderHalfEdgeFromPosQuery();
    virtual ~BaseNearestBorderHalfEdgeFromPosQuery() {}

    void BindToDatabase(Database* database);
    void Initialize(const Vec3f& inputPos);

    void SetHorizontalTolerance(KyFloat32 horizontalTolerance);
    void SetPositionSpatializationRange(const PositionSpatializationRange& positionSpatializationRange);
    void SetInputIntegerPos(const WorldIntegerPos& inputIntegerPos);
    void SetResult(NearestBorderHalfEdgeFromPosQueryResult result);

protected:
    WorldIntegerPos m_inputIntegerPos;
    WorldIntegerPos m_nearestPointOnHalfEdgeIntegerPos;

    Vec3f m_inputPos3f; 

    KyFloat32 m_horizontalTolerance; 
    PositionSpatializationRange m_positionSpatializationRange; 

    NavHalfEdgePtr m_nearestHalfEdgeOnBorder;

    NavHalfEdgePtr m_nextHalfEdgeOnBorder;

    NavHalfEdgePtr m_prevHalfEdgeOnBorder;

    Vec3f m_nearestPosOnHalfEdge; 

    KyFloat32 m_squareDistFromHalfEdge; 

    NearestBorderHalfEdgeFromPosQueryResult m_result; 
};


}

#include "gwnavruntime/queries/utils/basenearestborderhalfedgefromposquery.inl"

#endif //Navigation_BaseNearestBorderHalfEdgeFromPosQuery_H