dynamicrastercolumntoaltitudes.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 "gwnavgeneration/raster/dynamicrastercolumn.h"
#include "gwnavgeneration/containers/tlsarray.h"


namespace Kaim
{


class DynamicRasterColumnToAltitudes
{
public:
    DynamicRasterColumnToAltitudes(KyFloat32 mergeDistance, KyFloat32 navTagMergeTolerance, KyUInt32 elementsMaxCount);

    ~DynamicRasterColumnToAltitudes();

    void ColumnToAltitudes(const DynamicRasterColumn* column, const KyArrayTLS_POD<const NavTag*>& navTagArray);

    KyUInt32   GetAltitudesCount() { return m_altitudesCount;                                }
    KyFloat32* GetAltitudes()      { return (m_altitudesCount != 0) ? m_altitudes : nullptr; }

    KyUInt32  GetNavTagCount()  { return m_navTagCount;                                     }
    KyUInt32* GetNavTagIdices() { return (m_navTagCount != 0) ? m_navTagIndices : nullptr; }

    KyUInt32 GetMaxOwnerCountInColumn() const { return m_maxOwnerCountInMergedElements; }

private:
    void AddAltitude(KyFloat32 altitude)
    {
        KY_DEBUG_ASSERTN(m_altitudesCount < m_altitudesMaxCount, ("Max altitudeCount reached"));
        m_altitudes[m_altitudesCount] = altitude;
        ++m_altitudesCount;
    }

    void AddNavTagIdx(KyUInt32 navTagIdx)
    {
        KY_DEBUG_ASSERTN(m_navTagCount < m_navTagMaxCount, ("Max NavTag count reached"));
        m_navTagIndices[m_navTagCount] = navTagIdx;
        ++m_navTagCount;
    }

    void UpdateOwnerList(KyUInt32 newOwner)
    {
        KyUInt32 newOwnerIdx = 0;
        for (; newOwnerIdx < m_ownersCount; ++newOwnerIdx)
        {
            if (m_owners[newOwnerIdx] == newOwner)
                return;
        }
        KY_DEBUG_ASSERTN(newOwnerIdx < m_ownersMaxCount, ("Max owners count reached"));
        m_owners[m_ownersCount++] = newOwner;
    }

    void ResetOwnerList()
    {
        m_maxOwnerCountInMergedElements = Kaim::Max(m_maxOwnerCountInMergedElements, m_ownersCount);
        m_ownersCount = 0;
    }

private:
    KyFloat32 m_mergeDistance;
    KyFloat32 m_navTagMergeTolerance;

    KyUInt32 m_sortedElementsMaxCount;
    KyUInt32 m_sortedElementsCount;
    DynamicRasterPixel* m_sortedElements;

    KyUInt32 m_altitudesMaxCount;
    KyUInt32 m_altitudesCount;
    KyFloat32* m_altitudes;

    KyUInt32  m_navTagMaxCount;
    KyUInt32  m_navTagCount;
    KyUInt32* m_navTagIndices;

    KyUInt32  m_ownersMaxCount;
    KyUInt32  m_ownersCount;
    KyUInt32* m_owners;
    KyUInt32  m_maxOwnerCountInMergedElements;
};


}